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7c673cae | 1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
9f95a23c | 2 | // vim: ts=8 sw=2 smarttab ft=cpp |
7c673cae | 3 | |
31f18b77 | 4 | #include "include/compat.h" |
7c673cae FG |
5 | #include <errno.h> |
6 | #include <stdlib.h> | |
7 | #include <sys/types.h> | |
9f95a23c TL |
8 | #include <sstream> |
9 | ||
7c673cae | 10 | #include <boost/algorithm/string.hpp> |
11fdf7f2 | 11 | #include <string_view> |
7c673cae | 12 | |
11fdf7f2 | 13 | #include <boost/container/flat_set.hpp> |
7c673cae FG |
14 | #include <boost/format.hpp> |
15 | #include <boost/optional.hpp> | |
16 | #include <boost/utility/in_place_factory.hpp> | |
17 | ||
18 | #include "common/ceph_json.h" | |
7c673cae FG |
19 | |
20 | #include "common/errno.h" | |
21 | #include "common/Formatter.h" | |
22 | #include "common/Throttle.h" | |
7c673cae | 23 | |
9f95a23c | 24 | #include "rgw_sal.h" |
11fdf7f2 | 25 | #include "rgw_zone.h" |
7c673cae FG |
26 | #include "rgw_cache.h" |
27 | #include "rgw_acl.h" | |
28 | #include "rgw_acl_s3.h" /* for dumping s3policy in debug log */ | |
11fdf7f2 | 29 | #include "rgw_aio_throttle.h" |
7c673cae FG |
30 | #include "rgw_bucket.h" |
31 | #include "rgw_rest_conn.h" | |
32 | #include "rgw_cr_rados.h" | |
33 | #include "rgw_cr_rest.h" | |
11fdf7f2 | 34 | #include "rgw_putobj_processor.h" |
7c673cae FG |
35 | |
36 | #include "cls/rgw/cls_rgw_ops.h" | |
7c673cae FG |
37 | #include "cls/rgw/cls_rgw_client.h" |
38 | #include "cls/rgw/cls_rgw_const.h" | |
39 | #include "cls/refcount/cls_refcount_client.h" | |
40 | #include "cls/version/cls_version_client.h" | |
c07f9fc5 | 41 | #include "osd/osd_types.h" |
7c673cae FG |
42 | |
43 | #include "rgw_tools.h" | |
44 | #include "rgw_coroutine.h" | |
45 | #include "rgw_compression.h" | |
9f95a23c | 46 | #include "rgw_worker.h" |
7c673cae | 47 | |
7c673cae FG |
48 | #undef fork // fails to compile RGWPeriod::fork() below |
49 | ||
50 | #include "common/Clock.h" | |
51 | ||
7c673cae FG |
52 | using namespace librados; |
53 | ||
54 | #include <string> | |
55 | #include <iostream> | |
56 | #include <vector> | |
57 | #include <atomic> | |
58 | #include <list> | |
59 | #include <map> | |
11fdf7f2 | 60 | #include "include/random.h" |
7c673cae FG |
61 | |
62 | #include "rgw_gc.h" | |
63 | #include "rgw_lc.h" | |
64 | ||
65 | #include "rgw_object_expirer_core.h" | |
66 | #include "rgw_sync.h" | |
81eedcae | 67 | #include "rgw_sync_counters.h" |
11fdf7f2 | 68 | #include "rgw_sync_trace.h" |
9f95a23c TL |
69 | #include "rgw_trim_datalog.h" |
70 | #include "rgw_trim_mdlog.h" | |
7c673cae FG |
71 | #include "rgw_data_sync.h" |
72 | #include "rgw_realm_watcher.h" | |
31f18b77 | 73 | #include "rgw_reshard.h" |
7c673cae | 74 | |
11fdf7f2 TL |
75 | #include "services/svc_zone.h" |
76 | #include "services/svc_zone_utils.h" | |
77 | #include "services/svc_quota.h" | |
78 | #include "services/svc_sync_modules.h" | |
79 | #include "services/svc_sys_obj.h" | |
80 | #include "services/svc_sys_obj_cache.h" | |
9f95a23c TL |
81 | #include "services/svc_bucket.h" |
82 | #include "services/svc_mdlog.h" | |
83 | #include "services/svc_datalog_rados.h" | |
11fdf7f2 | 84 | |
7c673cae FG |
85 | #include "compressor/Compressor.h" |
86 | ||
11fdf7f2 TL |
87 | #ifdef WITH_LTTNG |
88 | #define TRACEPOINT_DEFINE | |
89 | #define TRACEPOINT_PROBE_DYNAMIC_LINKAGE | |
90 | #include "tracing/rgw_rados.h" | |
91 | #undef TRACEPOINT_PROBE_DYNAMIC_LINKAGE | |
92 | #undef TRACEPOINT_DEFINE | |
93 | #else | |
94 | #define tracepoint(...) | |
95 | #endif | |
96 | ||
7c673cae FG |
97 | #define dout_context g_ceph_context |
98 | #define dout_subsys ceph_subsys_rgw | |
99 | ||
7c673cae | 100 | |
7c673cae | 101 | static string shadow_ns = "shadow"; |
7c673cae FG |
102 | static string default_bucket_index_pool_suffix = "rgw.buckets.index"; |
103 | static string default_storage_extra_pool_suffix = "rgw.buckets.non-ec"; | |
11fdf7f2 | 104 | |
11fdf7f2 | 105 | static RGWObjCategory main_category = RGWObjCategory::Main; |
7c673cae | 106 | #define RGW_USAGE_OBJ_PREFIX "usage." |
7c673cae FG |
107 | |
108 | #define dout_subsys ceph_subsys_rgw | |
109 | ||
110 | ||
111 | static bool rgw_get_obj_data_pool(const RGWZoneGroup& zonegroup, const RGWZoneParams& zone_params, | |
11fdf7f2 TL |
112 | const rgw_placement_rule& head_placement_rule, |
113 | const rgw_obj& obj, rgw_pool *pool) | |
7c673cae | 114 | { |
11fdf7f2 | 115 | if (!zone_params.get_head_data_pool(head_placement_rule, obj, pool)) { |
7c673cae | 116 | RGWZonePlacementInfo placement; |
11fdf7f2 | 117 | if (!zone_params.get_placement(zonegroup.default_placement.name, &placement)) { |
7c673cae FG |
118 | return false; |
119 | } | |
120 | ||
121 | if (!obj.in_extra_data) { | |
11fdf7f2 | 122 | *pool = placement.get_data_pool(zonegroup.default_placement.storage_class); |
7c673cae | 123 | } else { |
31f18b77 | 124 | *pool = placement.get_data_extra_pool(); |
7c673cae FG |
125 | } |
126 | } | |
127 | ||
128 | return true; | |
129 | } | |
130 | ||
131 | static bool rgw_obj_to_raw(const RGWZoneGroup& zonegroup, const RGWZoneParams& zone_params, | |
11fdf7f2 TL |
132 | const rgw_placement_rule& head_placement_rule, |
133 | const rgw_obj& obj, rgw_raw_obj *raw_obj) | |
7c673cae FG |
134 | { |
135 | get_obj_bucket_and_oid_loc(obj, raw_obj->oid, raw_obj->loc); | |
136 | ||
11fdf7f2 | 137 | return rgw_get_obj_data_pool(zonegroup, zone_params, head_placement_rule, obj, &raw_obj->pool); |
7c673cae FG |
138 | } |
139 | ||
140 | rgw_raw_obj rgw_obj_select::get_raw_obj(const RGWZoneGroup& zonegroup, const RGWZoneParams& zone_params) const | |
141 | { | |
142 | if (!is_raw) { | |
143 | rgw_raw_obj r; | |
144 | rgw_obj_to_raw(zonegroup, zone_params, placement_rule, obj, &r); | |
145 | return r; | |
146 | } | |
147 | return raw_obj; | |
148 | } | |
149 | ||
150 | rgw_raw_obj rgw_obj_select::get_raw_obj(RGWRados *store) const | |
151 | { | |
152 | if (!is_raw) { | |
153 | rgw_raw_obj r; | |
154 | store->obj_to_raw(placement_rule, obj, &r); | |
155 | return r; | |
156 | } | |
157 | return raw_obj; | |
158 | } | |
159 | ||
11fdf7f2 TL |
160 | void RGWObjVersionTracker::prepare_op_for_read(ObjectReadOperation *op) |
161 | { | |
162 | obj_version *check_objv = version_for_check(); | |
7c673cae | 163 | |
11fdf7f2 TL |
164 | if (check_objv) { |
165 | cls_version_check(*op, *check_objv, VER_COND_EQ); | |
7c673cae FG |
166 | } |
167 | ||
11fdf7f2 | 168 | cls_version_read(*op, &read_version); |
7c673cae FG |
169 | } |
170 | ||
11fdf7f2 TL |
171 | void RGWObjVersionTracker::prepare_op_for_write(ObjectWriteOperation *op) |
172 | { | |
173 | obj_version *check_objv = version_for_check(); | |
174 | obj_version *modify_version = version_for_write(); | |
7c673cae | 175 | |
11fdf7f2 TL |
176 | if (check_objv) { |
177 | cls_version_check(*op, *check_objv, VER_COND_EQ); | |
7c673cae | 178 | } |
7c673cae | 179 | |
11fdf7f2 TL |
180 | if (modify_version) { |
181 | cls_version_set(*op, *modify_version); | |
182 | } else { | |
183 | cls_version_inc(*op); | |
7c673cae | 184 | } |
7c673cae FG |
185 | } |
186 | ||
9f95a23c | 187 | RGWObjState::RGWObjState() { |
7c673cae FG |
188 | } |
189 | ||
9f95a23c | 190 | RGWObjState::~RGWObjState() { |
7c673cae FG |
191 | } |
192 | ||
9f95a23c TL |
193 | RGWObjState::RGWObjState(const RGWObjState& rhs) : obj (rhs.obj) { |
194 | is_atomic = rhs.is_atomic; | |
195 | has_attrs = rhs.has_attrs; | |
196 | exists = rhs.exists; | |
197 | size = rhs.size; | |
198 | accounted_size = rhs.accounted_size; | |
199 | mtime = rhs.mtime; | |
200 | epoch = rhs.epoch; | |
201 | if (rhs.obj_tag.length()) { | |
202 | obj_tag = rhs.obj_tag; | |
7c673cae | 203 | } |
9f95a23c TL |
204 | if (rhs.tail_tag.length()) { |
205 | tail_tag = rhs.tail_tag; | |
7c673cae | 206 | } |
9f95a23c TL |
207 | write_tag = rhs.write_tag; |
208 | fake_tag = rhs.fake_tag; | |
209 | manifest = rhs.manifest; | |
210 | shadow_obj = rhs.shadow_obj; | |
211 | has_data = rhs.has_data; | |
212 | if (rhs.data.length()) { | |
213 | data = rhs.data; | |
7c673cae | 214 | } |
9f95a23c TL |
215 | prefetch_data = rhs.prefetch_data; |
216 | keep_tail = rhs.keep_tail; | |
217 | is_olh = rhs.is_olh; | |
218 | objv_tracker = rhs.objv_tracker; | |
219 | pg_ver = rhs.pg_ver; | |
7c673cae FG |
220 | } |
221 | ||
9f95a23c TL |
222 | RGWObjState *RGWObjectCtx::get_state(const rgw_obj& obj) { |
223 | RGWObjState *result; | |
224 | typename std::map<rgw_obj, RGWObjState>::iterator iter; | |
225 | lock.lock_shared(); | |
226 | assert (!obj.empty()); | |
227 | iter = objs_state.find(obj); | |
228 | if (iter != objs_state.end()) { | |
229 | result = &iter->second; | |
230 | lock.unlock_shared(); | |
231 | } else { | |
232 | lock.unlock_shared(); | |
233 | lock.lock(); | |
234 | result = &objs_state[obj]; | |
235 | lock.unlock(); | |
224ce89b | 236 | } |
9f95a23c | 237 | return result; |
7c673cae FG |
238 | } |
239 | ||
9f95a23c TL |
240 | void RGWObjectCtx::set_atomic(rgw_obj& obj) { |
241 | std::unique_lock wl{lock}; | |
242 | assert (!obj.empty()); | |
243 | objs_state[obj].is_atomic = true; | |
7c673cae | 244 | } |
9f95a23c TL |
245 | void RGWObjectCtx::set_prefetch_data(const rgw_obj& obj) { |
246 | std::unique_lock wl{lock}; | |
247 | assert (!obj.empty()); | |
248 | objs_state[obj].prefetch_data = true; | |
7c673cae FG |
249 | } |
250 | ||
9f95a23c TL |
251 | void RGWObjectCtx::invalidate(const rgw_obj& obj) { |
252 | std::unique_lock wl{lock}; | |
253 | auto iter = objs_state.find(obj); | |
254 | if (iter == objs_state.end()) { | |
11fdf7f2 | 255 | return; |
7c673cae | 256 | } |
9f95a23c TL |
257 | bool is_atomic = iter->second.is_atomic; |
258 | bool prefetch_data = iter->second.prefetch_data; | |
7c673cae | 259 | |
9f95a23c | 260 | objs_state.erase(iter); |
7c673cae | 261 | |
9f95a23c TL |
262 | if (is_atomic || prefetch_data) { |
263 | auto& state = objs_state[obj]; | |
264 | state.is_atomic = is_atomic; | |
265 | state.prefetch_data = prefetch_data; | |
11fdf7f2 | 266 | } |
7c673cae FG |
267 | } |
268 | ||
11fdf7f2 | 269 | void RGWObjVersionTracker::generate_new_write_ver(CephContext *cct) |
7c673cae | 270 | { |
11fdf7f2 TL |
271 | write_version.ver = 1; |
272 | #define TAG_LEN 24 | |
7c673cae | 273 | |
11fdf7f2 TL |
274 | write_version.tag.clear(); |
275 | append_rand_alpha(cct, write_version.tag, write_version.tag, TAG_LEN); | |
7c673cae FG |
276 | } |
277 | ||
7c673cae FG |
278 | class RGWMetaNotifierManager : public RGWCoroutinesManager { |
279 | RGWRados *store; | |
280 | RGWHTTPManager http_manager; | |
281 | ||
282 | public: | |
283 | RGWMetaNotifierManager(RGWRados *_store) : RGWCoroutinesManager(_store->ctx(), _store->get_cr_registry()), store(_store), | |
284 | http_manager(store->ctx(), completion_mgr) { | |
11fdf7f2 | 285 | http_manager.start(); |
7c673cae FG |
286 | } |
287 | ||
9f95a23c | 288 | int notify_all(map<rgw_zone_id, RGWRESTConn *>& conn_map, set<int>& shards) { |
7c673cae FG |
289 | rgw_http_param_pair pairs[] = { { "type", "metadata" }, |
290 | { "notify", NULL }, | |
291 | { NULL, NULL } }; | |
292 | ||
293 | list<RGWCoroutinesStack *> stacks; | |
9f95a23c | 294 | for (auto iter = conn_map.begin(); iter != conn_map.end(); ++iter) { |
7c673cae FG |
295 | RGWRESTConn *conn = iter->second; |
296 | RGWCoroutinesStack *stack = new RGWCoroutinesStack(store->ctx(), this); | |
297 | stack->call(new RGWPostRESTResourceCR<set<int>, int>(store->ctx(), conn, &http_manager, "/admin/log", pairs, shards, NULL)); | |
298 | ||
299 | stacks.push_back(stack); | |
300 | } | |
301 | return run(stacks); | |
302 | } | |
303 | }; | |
304 | ||
305 | class RGWDataNotifierManager : public RGWCoroutinesManager { | |
306 | RGWRados *store; | |
307 | RGWHTTPManager http_manager; | |
308 | ||
309 | public: | |
310 | RGWDataNotifierManager(RGWRados *_store) : RGWCoroutinesManager(_store->ctx(), _store->get_cr_registry()), store(_store), | |
311 | http_manager(store->ctx(), completion_mgr) { | |
11fdf7f2 | 312 | http_manager.start(); |
7c673cae FG |
313 | } |
314 | ||
9f95a23c | 315 | int notify_all(map<rgw_zone_id, RGWRESTConn *>& conn_map, map<int, set<string> >& shards) { |
7c673cae FG |
316 | rgw_http_param_pair pairs[] = { { "type", "data" }, |
317 | { "notify", NULL }, | |
11fdf7f2 | 318 | { "source-zone", store->svc.zone->get_zone_params().get_id().c_str() }, |
7c673cae FG |
319 | { NULL, NULL } }; |
320 | ||
321 | list<RGWCoroutinesStack *> stacks; | |
9f95a23c | 322 | for (auto iter = conn_map.begin(); iter != conn_map.end(); ++iter) { |
7c673cae FG |
323 | RGWRESTConn *conn = iter->second; |
324 | RGWCoroutinesStack *stack = new RGWCoroutinesStack(store->ctx(), this); | |
325 | stack->call(new RGWPostRESTResourceCR<map<int, set<string> >, int>(store->ctx(), conn, &http_manager, "/admin/log", pairs, shards, NULL)); | |
326 | ||
327 | stacks.push_back(stack); | |
328 | } | |
329 | return run(stacks); | |
330 | } | |
331 | }; | |
332 | ||
11fdf7f2 TL |
333 | /* class RGWRadosThread */ |
334 | ||
7c673cae FG |
335 | void RGWRadosThread::start() |
336 | { | |
337 | worker = new Worker(cct, this); | |
338 | worker->create(thread_name.c_str()); | |
339 | } | |
340 | ||
341 | void RGWRadosThread::stop() | |
342 | { | |
343 | down_flag = true; | |
344 | stop_process(); | |
345 | if (worker) { | |
31f18b77 | 346 | worker->signal(); |
7c673cae FG |
347 | worker->join(); |
348 | } | |
349 | delete worker; | |
350 | worker = NULL; | |
351 | } | |
352 | ||
353 | void *RGWRadosThread::Worker::entry() { | |
354 | uint64_t msec = processor->interval_msec(); | |
9f95a23c | 355 | auto interval = std::chrono::milliseconds(msec); |
7c673cae FG |
356 | |
357 | do { | |
9f95a23c | 358 | auto start = ceph::real_clock::now(); |
7c673cae FG |
359 | int r = processor->process(); |
360 | if (r < 0) { | |
361 | dout(0) << "ERROR: processor->process() returned error r=" << r << dendl; | |
362 | } | |
363 | ||
364 | if (processor->going_down()) | |
365 | break; | |
366 | ||
9f95a23c | 367 | auto end = ceph::real_clock::now() - start; |
7c673cae FG |
368 | |
369 | uint64_t cur_msec = processor->interval_msec(); | |
370 | if (cur_msec != msec) { /* was it reconfigured? */ | |
371 | msec = cur_msec; | |
9f95a23c | 372 | interval = std::chrono::milliseconds(msec); |
7c673cae FG |
373 | } |
374 | ||
375 | if (cur_msec > 0) { | |
376 | if (interval <= end) | |
377 | continue; // next round | |
378 | ||
9f95a23c | 379 | auto wait_time = interval - end; |
31f18b77 | 380 | wait_interval(wait_time); |
7c673cae | 381 | } else { |
31f18b77 | 382 | wait(); |
7c673cae FG |
383 | } |
384 | } while (!processor->going_down()); | |
385 | ||
386 | return NULL; | |
387 | } | |
388 | ||
389 | class RGWMetaNotifier : public RGWRadosThread { | |
390 | RGWMetaNotifierManager notify_mgr; | |
391 | RGWMetadataLog *const log; | |
392 | ||
393 | uint64_t interval_msec() override { | |
394 | return cct->_conf->rgw_md_notify_interval_msec; | |
395 | } | |
1adf2230 AA |
396 | void stop_process() override { |
397 | notify_mgr.stop(); | |
398 | } | |
7c673cae FG |
399 | public: |
400 | RGWMetaNotifier(RGWRados *_store, RGWMetadataLog* log) | |
401 | : RGWRadosThread(_store, "meta-notifier"), notify_mgr(_store), log(log) {} | |
402 | ||
403 | int process() override; | |
404 | }; | |
405 | ||
406 | int RGWMetaNotifier::process() | |
407 | { | |
408 | set<int> shards; | |
409 | ||
410 | log->read_clear_modified(shards); | |
411 | ||
412 | if (shards.empty()) { | |
413 | return 0; | |
414 | } | |
415 | ||
416 | for (set<int>::iterator iter = shards.begin(); iter != shards.end(); ++iter) { | |
417 | ldout(cct, 20) << __func__ << "(): notifying mdlog change, shard_id=" << *iter << dendl; | |
418 | } | |
419 | ||
11fdf7f2 | 420 | notify_mgr.notify_all(store->svc.zone->get_zone_conn_map(), shards); |
7c673cae FG |
421 | |
422 | return 0; | |
423 | } | |
424 | ||
425 | class RGWDataNotifier : public RGWRadosThread { | |
426 | RGWDataNotifierManager notify_mgr; | |
427 | ||
428 | uint64_t interval_msec() override { | |
11fdf7f2 | 429 | return cct->_conf.get_val<int64_t>("rgw_data_notify_interval_msec"); |
7c673cae | 430 | } |
1adf2230 AA |
431 | void stop_process() override { |
432 | notify_mgr.stop(); | |
433 | } | |
7c673cae FG |
434 | public: |
435 | RGWDataNotifier(RGWRados *_store) : RGWRadosThread(_store, "data-notifier"), notify_mgr(_store) {} | |
436 | ||
437 | int process() override; | |
438 | }; | |
439 | ||
440 | int RGWDataNotifier::process() | |
441 | { | |
9f95a23c TL |
442 | auto data_log = store->svc.datalog_rados->get_log(); |
443 | if (!data_log) { | |
7c673cae FG |
444 | return 0; |
445 | } | |
446 | ||
447 | map<int, set<string> > shards; | |
448 | ||
9f95a23c | 449 | data_log->read_clear_modified(shards); |
7c673cae FG |
450 | |
451 | if (shards.empty()) { | |
452 | return 0; | |
453 | } | |
454 | ||
455 | for (map<int, set<string> >::iterator iter = shards.begin(); iter != shards.end(); ++iter) { | |
456 | ldout(cct, 20) << __func__ << "(): notifying datalog change, shard_id=" << iter->first << ": " << iter->second << dendl; | |
457 | } | |
458 | ||
11fdf7f2 | 459 | notify_mgr.notify_all(store->svc.zone->get_zone_data_notify_to_map(), shards); |
7c673cae FG |
460 | |
461 | return 0; | |
462 | } | |
463 | ||
464 | class RGWSyncProcessorThread : public RGWRadosThread { | |
465 | public: | |
466 | RGWSyncProcessorThread(RGWRados *_store, const string& thread_name = "radosgw") : RGWRadosThread(_store, thread_name) {} | |
467 | RGWSyncProcessorThread(RGWRados *_store) : RGWRadosThread(_store) {} | |
468 | ~RGWSyncProcessorThread() override {} | |
469 | int init() override = 0 ; | |
470 | int process() override = 0; | |
471 | }; | |
472 | ||
473 | class RGWMetaSyncProcessorThread : public RGWSyncProcessorThread | |
474 | { | |
475 | RGWMetaSyncStatusManager sync; | |
476 | ||
477 | uint64_t interval_msec() override { | |
478 | return 0; /* no interval associated, it'll run once until stopped */ | |
479 | } | |
480 | void stop_process() override { | |
481 | sync.stop(); | |
482 | } | |
483 | public: | |
9f95a23c TL |
484 | RGWMetaSyncProcessorThread(rgw::sal::RGWRadosStore *_store, RGWAsyncRadosProcessor *async_rados) |
485 | : RGWSyncProcessorThread(_store->getRados(), "meta-sync"), sync(_store, async_rados) {} | |
7c673cae FG |
486 | |
487 | void wakeup_sync_shards(set<int>& shard_ids) { | |
488 | for (set<int>::iterator iter = shard_ids.begin(); iter != shard_ids.end(); ++iter) { | |
489 | sync.wakeup(*iter); | |
490 | } | |
491 | } | |
492 | RGWMetaSyncStatusManager* get_manager() { return &sync; } | |
493 | ||
494 | int init() override { | |
495 | int ret = sync.init(); | |
496 | if (ret < 0) { | |
497 | ldout(store->ctx(), 0) << "ERROR: sync.init() returned " << ret << dendl; | |
498 | return ret; | |
499 | } | |
500 | return 0; | |
501 | } | |
502 | ||
503 | int process() override { | |
504 | sync.run(); | |
505 | return 0; | |
506 | } | |
507 | }; | |
508 | ||
509 | class RGWDataSyncProcessorThread : public RGWSyncProcessorThread | |
510 | { | |
81eedcae | 511 | PerfCountersRef counters; |
7c673cae FG |
512 | RGWDataSyncStatusManager sync; |
513 | bool initialized; | |
514 | ||
515 | uint64_t interval_msec() override { | |
516 | if (initialized) { | |
517 | return 0; /* no interval associated, it'll run once until stopped */ | |
518 | } else { | |
519 | #define DATA_SYNC_INIT_WAIT_SEC 20 | |
520 | return DATA_SYNC_INIT_WAIT_SEC * 1000; | |
521 | } | |
522 | } | |
523 | void stop_process() override { | |
524 | sync.stop(); | |
525 | } | |
526 | public: | |
9f95a23c | 527 | RGWDataSyncProcessorThread(rgw::sal::RGWRadosStore *_store, RGWAsyncRadosProcessor *async_rados, |
81eedcae | 528 | const RGWZone* source_zone) |
9f95a23c | 529 | : RGWSyncProcessorThread(_store->getRados(), "data-sync"), |
81eedcae TL |
530 | counters(sync_counters::build(store->ctx(), std::string("data-sync-from-") + source_zone->name)), |
531 | sync(_store, async_rados, source_zone->id, counters.get()), | |
7c673cae FG |
532 | initialized(false) {} |
533 | ||
534 | void wakeup_sync_shards(map<int, set<string> >& shard_ids) { | |
535 | for (map<int, set<string> >::iterator iter = shard_ids.begin(); iter != shard_ids.end(); ++iter) { | |
536 | sync.wakeup(iter->first, iter->second); | |
537 | } | |
538 | } | |
539 | RGWDataSyncStatusManager* get_manager() { return &sync; } | |
540 | ||
541 | int init() override { | |
542 | return 0; | |
543 | } | |
544 | ||
545 | int process() override { | |
546 | while (!initialized) { | |
547 | if (going_down()) { | |
548 | return 0; | |
549 | } | |
550 | int ret = sync.init(); | |
551 | if (ret >= 0) { | |
552 | initialized = true; | |
553 | break; | |
554 | } | |
555 | /* we'll be back! */ | |
556 | return 0; | |
557 | } | |
558 | sync.run(); | |
559 | return 0; | |
560 | } | |
561 | }; | |
562 | ||
11fdf7f2 | 563 | class RGWSyncLogTrimThread : public RGWSyncProcessorThread, DoutPrefixProvider |
7c673cae FG |
564 | { |
565 | RGWCoroutinesManager crs; | |
9f95a23c | 566 | rgw::sal::RGWRadosStore *store; |
b32b8144 | 567 | rgw::BucketTrimManager *bucket_trim; |
7c673cae FG |
568 | RGWHTTPManager http; |
569 | const utime_t trim_interval; | |
570 | ||
571 | uint64_t interval_msec() override { return 0; } | |
572 | void stop_process() override { crs.stop(); } | |
573 | public: | |
9f95a23c | 574 | RGWSyncLogTrimThread(rgw::sal::RGWRadosStore *store, rgw::BucketTrimManager *bucket_trim, |
b32b8144 | 575 | int interval) |
9f95a23c TL |
576 | : RGWSyncProcessorThread(store->getRados(), "sync-log-trim"), |
577 | crs(store->ctx(), store->getRados()->get_cr_registry()), store(store), | |
b32b8144 | 578 | bucket_trim(bucket_trim), |
7c673cae FG |
579 | http(store->ctx(), crs.get_completion_mgr()), |
580 | trim_interval(interval, 0) | |
581 | {} | |
582 | ||
583 | int init() override { | |
11fdf7f2 | 584 | return http.start(); |
7c673cae FG |
585 | } |
586 | int process() override { | |
587 | list<RGWCoroutinesStack*> stacks; | |
588 | auto meta = new RGWCoroutinesStack(store->ctx(), &crs); | |
11fdf7f2 | 589 | meta->call(create_meta_log_trim_cr(this, store, &http, |
7c673cae FG |
590 | cct->_conf->rgw_md_log_max_shards, |
591 | trim_interval)); | |
592 | stacks.push_back(meta); | |
593 | ||
9f95a23c TL |
594 | if (store->svc()->zone->sync_module_exports_data()) { |
595 | auto data = new RGWCoroutinesStack(store->ctx(), &crs); | |
596 | data->call(create_data_log_trim_cr(store, &http, | |
597 | cct->_conf->rgw_data_log_num_shards, | |
598 | trim_interval)); | |
599 | stacks.push_back(data); | |
7c673cae | 600 | |
9f95a23c TL |
601 | auto bucket = new RGWCoroutinesStack(store->ctx(), &crs); |
602 | bucket->call(bucket_trim->create_bucket_trim_cr(&http)); | |
603 | stacks.push_back(bucket); | |
604 | } | |
b32b8144 | 605 | |
7c673cae FG |
606 | crs.run(stacks); |
607 | return 0; | |
608 | } | |
11fdf7f2 TL |
609 | |
610 | // implements DoutPrefixProvider | |
611 | CephContext *get_cct() const override { return store->ctx(); } | |
9f95a23c | 612 | unsigned get_subsys() const override |
11fdf7f2 TL |
613 | { |
614 | return dout_subsys; | |
615 | } | |
616 | ||
9f95a23c | 617 | std::ostream& gen_prefix(std::ostream& out) const override |
11fdf7f2 TL |
618 | { |
619 | return out << "sync log trim: "; | |
620 | } | |
621 | ||
7c673cae FG |
622 | }; |
623 | ||
624 | void RGWRados::wakeup_meta_sync_shards(set<int>& shard_ids) | |
625 | { | |
9f95a23c | 626 | std::lock_guard l{meta_sync_thread_lock}; |
7c673cae FG |
627 | if (meta_sync_processor_thread) { |
628 | meta_sync_processor_thread->wakeup_sync_shards(shard_ids); | |
629 | } | |
630 | } | |
631 | ||
9f95a23c | 632 | void RGWRados::wakeup_data_sync_shards(const rgw_zone_id& source_zone, map<int, set<string> >& shard_ids) |
7c673cae FG |
633 | { |
634 | ldout(ctx(), 20) << __func__ << ": source_zone=" << source_zone << ", shard_ids=" << shard_ids << dendl; | |
9f95a23c TL |
635 | std::lock_guard l{data_sync_thread_lock}; |
636 | auto iter = data_sync_processor_threads.find(source_zone); | |
7c673cae FG |
637 | if (iter == data_sync_processor_threads.end()) { |
638 | ldout(ctx(), 10) << __func__ << ": couldn't find sync thread for zone " << source_zone << ", skipping async data sync processing" << dendl; | |
639 | return; | |
640 | } | |
641 | ||
642 | RGWDataSyncProcessorThread *thread = iter->second; | |
11fdf7f2 | 643 | ceph_assert(thread); |
7c673cae FG |
644 | thread->wakeup_sync_shards(shard_ids); |
645 | } | |
646 | ||
647 | RGWMetaSyncStatusManager* RGWRados::get_meta_sync_manager() | |
648 | { | |
9f95a23c | 649 | std::lock_guard l{meta_sync_thread_lock}; |
7c673cae FG |
650 | if (meta_sync_processor_thread) { |
651 | return meta_sync_processor_thread->get_manager(); | |
652 | } | |
653 | return nullptr; | |
654 | } | |
655 | ||
9f95a23c | 656 | RGWDataSyncStatusManager* RGWRados::get_data_sync_manager(const rgw_zone_id& source_zone) |
7c673cae | 657 | { |
9f95a23c | 658 | std::lock_guard l{data_sync_thread_lock}; |
7c673cae FG |
659 | auto thread = data_sync_processor_threads.find(source_zone); |
660 | if (thread == data_sync_processor_threads.end()) { | |
661 | return nullptr; | |
662 | } | |
663 | return thread->second->get_manager(); | |
664 | } | |
665 | ||
666 | int RGWRados::get_required_alignment(const rgw_pool& pool, uint64_t *alignment) | |
667 | { | |
668 | IoCtx ioctx; | |
494da23a | 669 | int r = open_pool_ctx(pool, ioctx, false); |
7c673cae FG |
670 | if (r < 0) { |
671 | ldout(cct, 0) << "ERROR: open_pool_ctx() returned " << r << dendl; | |
672 | return r; | |
673 | } | |
674 | ||
675 | bool requires; | |
676 | r = ioctx.pool_requires_alignment2(&requires); | |
677 | if (r < 0) { | |
678 | ldout(cct, 0) << "ERROR: ioctx.pool_requires_alignment2() returned " | |
679 | << r << dendl; | |
680 | return r; | |
681 | } | |
682 | ||
683 | if (!requires) { | |
684 | *alignment = 0; | |
685 | return 0; | |
686 | } | |
687 | ||
688 | uint64_t align; | |
689 | r = ioctx.pool_required_alignment2(&align); | |
690 | if (r < 0) { | |
691 | ldout(cct, 0) << "ERROR: ioctx.pool_required_alignment2() returned " | |
692 | << r << dendl; | |
693 | return r; | |
694 | } | |
695 | if (align != 0) { | |
696 | ldout(cct, 20) << "required alignment=" << align << dendl; | |
697 | } | |
698 | *alignment = align; | |
699 | return 0; | |
700 | } | |
701 | ||
11fdf7f2 TL |
702 | void RGWRados::get_max_aligned_size(uint64_t size, uint64_t alignment, uint64_t *max_size) |
703 | { | |
704 | if (alignment == 0) { | |
705 | *max_size = size; | |
706 | return; | |
707 | } | |
708 | ||
709 | if (size <= alignment) { | |
710 | *max_size = alignment; | |
711 | return; | |
712 | } | |
713 | ||
714 | *max_size = size - (size % alignment); | |
715 | } | |
716 | ||
717 | int RGWRados::get_max_chunk_size(const rgw_pool& pool, uint64_t *max_chunk_size, uint64_t *palignment) | |
7c673cae | 718 | { |
11fdf7f2 | 719 | uint64_t alignment; |
7c673cae FG |
720 | int r = get_required_alignment(pool, &alignment); |
721 | if (r < 0) { | |
722 | return r; | |
723 | } | |
724 | ||
11fdf7f2 TL |
725 | if (palignment) { |
726 | *palignment = alignment; | |
7c673cae FG |
727 | } |
728 | ||
11fdf7f2 | 729 | uint64_t config_chunk_size = cct->_conf->rgw_max_chunk_size; |
7c673cae | 730 | |
11fdf7f2 | 731 | get_max_aligned_size(config_chunk_size, alignment, max_chunk_size); |
7c673cae FG |
732 | |
733 | ldout(cct, 20) << "max_chunk_size=" << *max_chunk_size << dendl; | |
734 | ||
735 | return 0; | |
736 | } | |
737 | ||
11fdf7f2 TL |
738 | int RGWRados::get_max_chunk_size(const rgw_placement_rule& placement_rule, const rgw_obj& obj, |
739 | uint64_t *max_chunk_size, uint64_t *palignment) | |
7c673cae FG |
740 | { |
741 | rgw_pool pool; | |
742 | if (!get_obj_data_pool(placement_rule, obj, &pool)) { | |
743 | ldout(cct, 0) << "ERROR: failed to get data pool for object " << obj << dendl; | |
744 | return -EIO; | |
745 | } | |
11fdf7f2 | 746 | return get_max_chunk_size(pool, max_chunk_size, palignment); |
7c673cae FG |
747 | } |
748 | ||
31f18b77 FG |
749 | class RGWIndexCompletionManager; |
750 | ||
751 | struct complete_op_data { | |
9f95a23c | 752 | ceph::mutex lock = ceph::make_mutex("complete_op_data"); |
31f18b77 FG |
753 | AioCompletion *rados_completion{nullptr}; |
754 | int manager_shard_id{-1}; | |
755 | RGWIndexCompletionManager *manager{nullptr}; | |
756 | rgw_obj obj; | |
757 | RGWModifyOp op; | |
758 | string tag; | |
759 | rgw_bucket_entry_ver ver; | |
760 | cls_rgw_obj_key key; | |
761 | rgw_bucket_dir_entry_meta dir_meta; | |
762 | list<cls_rgw_obj_key> remove_objs; | |
763 | bool log_op; | |
764 | uint16_t bilog_op; | |
765 | rgw_zone_set zones_trace; | |
766 | ||
767 | bool stopped{false}; | |
768 | ||
769 | void stop() { | |
9f95a23c | 770 | std::lock_guard l{lock}; |
31f18b77 FG |
771 | stopped = true; |
772 | } | |
773 | }; | |
774 | ||
775 | class RGWIndexCompletionThread : public RGWRadosThread { | |
776 | RGWRados *store; | |
777 | ||
778 | uint64_t interval_msec() override { | |
779 | return 0; | |
780 | } | |
781 | ||
782 | list<complete_op_data *> completions; | |
783 | ||
9f95a23c TL |
784 | ceph::mutex completions_lock = |
785 | ceph::make_mutex("RGWIndexCompletionThread::completions_lock"); | |
31f18b77 FG |
786 | public: |
787 | RGWIndexCompletionThread(RGWRados *_store) | |
9f95a23c | 788 | : RGWRadosThread(_store, "index-complete"), store(_store) {} |
31f18b77 FG |
789 | |
790 | int process() override; | |
791 | ||
792 | void add_completion(complete_op_data *completion) { | |
793 | { | |
9f95a23c | 794 | std::lock_guard l{completions_lock}; |
31f18b77 FG |
795 | completions.push_back(completion); |
796 | } | |
797 | ||
798 | signal(); | |
799 | } | |
800 | }; | |
801 | ||
802 | int RGWIndexCompletionThread::process() | |
803 | { | |
804 | list<complete_op_data *> comps; | |
805 | ||
806 | { | |
9f95a23c | 807 | std::lock_guard l{completions_lock}; |
31f18b77 FG |
808 | completions.swap(comps); |
809 | } | |
810 | ||
811 | for (auto c : comps) { | |
812 | std::unique_ptr<complete_op_data> up{c}; | |
813 | ||
814 | if (going_down()) { | |
815 | continue; | |
816 | } | |
817 | ldout(store->ctx(), 20) << __func__ << "(): handling completion for key=" << c->key << dendl; | |
818 | ||
819 | RGWRados::BucketShard bs(store); | |
f64942e4 | 820 | RGWBucketInfo bucket_info; |
31f18b77 | 821 | |
f64942e4 | 822 | int r = bs.init(c->obj.bucket, c->obj, &bucket_info); |
31f18b77 FG |
823 | if (r < 0) { |
824 | ldout(cct, 0) << "ERROR: " << __func__ << "(): failed to initialize BucketShard, obj=" << c->obj << " r=" << r << dendl; | |
825 | /* not much to do */ | |
826 | continue; | |
827 | } | |
828 | ||
f64942e4 AA |
829 | r = store->guard_reshard(&bs, c->obj, bucket_info, |
830 | [&](RGWRados::BucketShard *bs) -> int { | |
831 | librados::ObjectWriteOperation o; | |
832 | cls_rgw_guard_bucket_resharding(o, -ERR_BUSY_RESHARDING); | |
833 | cls_rgw_bucket_complete_op(o, c->op, c->tag, c->ver, c->key, c->dir_meta, &c->remove_objs, | |
834 | c->log_op, c->bilog_op, &c->zones_trace); | |
9f95a23c | 835 | return bs->bucket_obj.operate(&o, null_yield); |
31f18b77 FG |
836 | }); |
837 | if (r < 0) { | |
838 | ldout(cct, 0) << "ERROR: " << __func__ << "(): bucket index completion failed, obj=" << c->obj << " r=" << r << dendl; | |
839 | /* ignoring error, can't do anything about it */ | |
840 | continue; | |
841 | } | |
9f95a23c | 842 | r = store->svc.datalog_rados->add_entry(bucket_info, bs.shard_id); |
31f18b77 FG |
843 | if (r < 0) { |
844 | lderr(store->ctx()) << "ERROR: failed writing data log" << dendl; | |
845 | } | |
846 | } | |
847 | ||
848 | return 0; | |
849 | } | |
850 | ||
851 | class RGWIndexCompletionManager { | |
852 | RGWRados *store{nullptr}; | |
9f95a23c | 853 | ceph::containers::tiny_vector<ceph::mutex> locks; |
31f18b77 FG |
854 | vector<set<complete_op_data *> > completions; |
855 | ||
856 | RGWIndexCompletionThread *completion_thread{nullptr}; | |
857 | ||
858 | int num_shards; | |
859 | ||
860 | std::atomic<int> cur_shard {0}; | |
861 | ||
862 | ||
863 | public: | |
9f95a23c TL |
864 | RGWIndexCompletionManager(RGWRados *_store) : |
865 | store(_store), | |
866 | locks{ceph::make_lock_container<ceph::mutex>( | |
867 | store->ctx()->_conf->rgw_thread_pool_size, | |
868 | [](const size_t i) { | |
869 | return ceph::make_mutex("RGWIndexCompletionManager::lock::" + | |
870 | std::to_string(i)); | |
871 | })} | |
872 | { | |
31f18b77 | 873 | num_shards = store->ctx()->_conf->rgw_thread_pool_size; |
31f18b77 FG |
874 | completions.resize(num_shards); |
875 | } | |
876 | ~RGWIndexCompletionManager() { | |
877 | stop(); | |
31f18b77 FG |
878 | } |
879 | ||
880 | int next_shard() { | |
881 | int result = cur_shard % num_shards; | |
882 | cur_shard++; | |
883 | return result; | |
884 | } | |
885 | ||
886 | void create_completion(const rgw_obj& obj, | |
887 | RGWModifyOp op, string& tag, | |
888 | rgw_bucket_entry_ver& ver, | |
889 | const cls_rgw_obj_key& key, | |
890 | rgw_bucket_dir_entry_meta& dir_meta, | |
891 | list<cls_rgw_obj_key> *remove_objs, bool log_op, | |
892 | uint16_t bilog_op, | |
893 | rgw_zone_set *zones_trace, | |
894 | complete_op_data **result); | |
895 | bool handle_completion(completion_t cb, complete_op_data *arg); | |
896 | ||
897 | int start() { | |
898 | completion_thread = new RGWIndexCompletionThread(store); | |
899 | int ret = completion_thread->init(); | |
900 | if (ret < 0) { | |
901 | return ret; | |
902 | } | |
903 | completion_thread->start(); | |
904 | return 0; | |
905 | } | |
906 | void stop() { | |
907 | if (completion_thread) { | |
908 | completion_thread->stop(); | |
909 | delete completion_thread; | |
910 | } | |
911 | ||
912 | for (int i = 0; i < num_shards; ++i) { | |
9f95a23c | 913 | std::lock_guard l{locks[i]}; |
31f18b77 | 914 | for (auto c : completions[i]) { |
31f18b77 FG |
915 | c->stop(); |
916 | } | |
917 | } | |
918 | completions.clear(); | |
919 | } | |
920 | }; | |
921 | ||
922 | static void obj_complete_cb(completion_t cb, void *arg) | |
923 | { | |
924 | complete_op_data *completion = (complete_op_data *)arg; | |
9f95a23c | 925 | completion->lock.lock(); |
31f18b77 | 926 | if (completion->stopped) { |
9f95a23c | 927 | completion->lock.unlock(); /* can drop lock, no one else is referencing us */ |
31f18b77 FG |
928 | delete completion; |
929 | return; | |
930 | } | |
931 | bool need_delete = completion->manager->handle_completion(cb, completion); | |
9f95a23c | 932 | completion->lock.unlock(); |
31f18b77 FG |
933 | if (need_delete) { |
934 | delete completion; | |
935 | } | |
936 | } | |
937 | ||
938 | ||
939 | void RGWIndexCompletionManager::create_completion(const rgw_obj& obj, | |
940 | RGWModifyOp op, string& tag, | |
941 | rgw_bucket_entry_ver& ver, | |
942 | const cls_rgw_obj_key& key, | |
943 | rgw_bucket_dir_entry_meta& dir_meta, | |
944 | list<cls_rgw_obj_key> *remove_objs, bool log_op, | |
945 | uint16_t bilog_op, | |
946 | rgw_zone_set *zones_trace, | |
947 | complete_op_data **result) | |
948 | { | |
949 | complete_op_data *entry = new complete_op_data; | |
950 | ||
951 | int shard_id = next_shard(); | |
952 | ||
953 | entry->manager_shard_id = shard_id; | |
954 | entry->manager = this; | |
955 | entry->obj = obj; | |
956 | entry->op = op; | |
957 | entry->tag = tag; | |
958 | entry->ver = ver; | |
959 | entry->key = key; | |
960 | entry->dir_meta = dir_meta; | |
961 | entry->log_op = log_op; | |
962 | entry->bilog_op = bilog_op; | |
963 | ||
964 | if (remove_objs) { | |
965 | for (auto iter = remove_objs->begin(); iter != remove_objs->end(); ++iter) { | |
966 | entry->remove_objs.push_back(*iter); | |
967 | } | |
968 | } | |
969 | ||
970 | if (zones_trace) { | |
971 | entry->zones_trace = *zones_trace; | |
972 | } else { | |
9f95a23c | 973 | entry->zones_trace.insert(store->svc.zone->get_zone().id, obj.bucket.get_key()); |
31f18b77 FG |
974 | } |
975 | ||
976 | *result = entry; | |
977 | ||
9f95a23c | 978 | entry->rados_completion = librados::Rados::aio_create_completion(entry, obj_complete_cb); |
31f18b77 | 979 | |
9f95a23c | 980 | std::lock_guard l{locks[shard_id]}; |
31f18b77 FG |
981 | completions[shard_id].insert(entry); |
982 | } | |
983 | ||
984 | bool RGWIndexCompletionManager::handle_completion(completion_t cb, complete_op_data *arg) | |
985 | { | |
986 | int shard_id = arg->manager_shard_id; | |
987 | { | |
9f95a23c | 988 | std::lock_guard l{locks[shard_id]}; |
31f18b77 FG |
989 | |
990 | auto& comps = completions[shard_id]; | |
991 | ||
992 | auto iter = comps.find(arg); | |
993 | if (iter == comps.end()) { | |
994 | return true; | |
995 | } | |
996 | ||
997 | comps.erase(iter); | |
998 | } | |
999 | ||
1000 | int r = rados_aio_get_return_value(cb); | |
1001 | if (r != -ERR_BUSY_RESHARDING) { | |
1002 | return true; | |
1003 | } | |
1004 | completion_thread->add_completion(arg); | |
1005 | return false; | |
1006 | } | |
1007 | ||
7c673cae FG |
1008 | void RGWRados::finalize() |
1009 | { | |
1010 | if (run_sync_thread) { | |
9f95a23c | 1011 | std::lock_guard l{meta_sync_thread_lock}; |
7c673cae FG |
1012 | meta_sync_processor_thread->stop(); |
1013 | ||
9f95a23c | 1014 | std::lock_guard dl{data_sync_thread_lock}; |
7c673cae FG |
1015 | for (auto iter : data_sync_processor_threads) { |
1016 | RGWDataSyncProcessorThread *thread = iter.second; | |
1017 | thread->stop(); | |
1018 | } | |
1019 | if (sync_log_trimmer) { | |
1020 | sync_log_trimmer->stop(); | |
1021 | } | |
1022 | } | |
7c673cae FG |
1023 | if (run_sync_thread) { |
1024 | delete meta_sync_processor_thread; | |
1025 | meta_sync_processor_thread = NULL; | |
9f95a23c | 1026 | std::lock_guard dl{data_sync_thread_lock}; |
7c673cae FG |
1027 | for (auto iter : data_sync_processor_threads) { |
1028 | RGWDataSyncProcessorThread *thread = iter.second; | |
1029 | delete thread; | |
1030 | } | |
1031 | data_sync_processor_threads.clear(); | |
1032 | delete sync_log_trimmer; | |
1033 | sync_log_trimmer = nullptr; | |
b32b8144 | 1034 | bucket_trim = boost::none; |
7c673cae | 1035 | } |
7c673cae FG |
1036 | if (meta_notifier) { |
1037 | meta_notifier->stop(); | |
1038 | delete meta_notifier; | |
1039 | } | |
1040 | if (data_notifier) { | |
1041 | data_notifier->stop(); | |
1042 | delete data_notifier; | |
1043 | } | |
11fdf7f2 | 1044 | delete sync_tracer; |
11fdf7f2 TL |
1045 | |
1046 | delete lc; | |
1047 | lc = NULL; | |
7c673cae | 1048 | |
11fdf7f2 TL |
1049 | delete gc; |
1050 | gc = NULL; | |
7c673cae | 1051 | |
11fdf7f2 TL |
1052 | delete obj_expirer; |
1053 | obj_expirer = NULL; | |
7c673cae | 1054 | |
11fdf7f2 TL |
1055 | RGWQuotaHandler::free_handler(quota_handler); |
1056 | if (cr_registry) { | |
1057 | cr_registry->put(); | |
7c673cae FG |
1058 | } |
1059 | ||
11fdf7f2 | 1060 | svc.shutdown(); |
7c673cae | 1061 | |
11fdf7f2 TL |
1062 | delete binfo_cache; |
1063 | delete obj_tombstone_cache; | |
7c673cae | 1064 | |
11fdf7f2 TL |
1065 | if (reshard_wait.get()) { |
1066 | reshard_wait->stop(); | |
1067 | reshard_wait.reset(); | |
7c673cae FG |
1068 | } |
1069 | ||
11fdf7f2 TL |
1070 | if (run_reshard_thread) { |
1071 | reshard->stop_processor(); | |
7c673cae | 1072 | } |
11fdf7f2 TL |
1073 | delete reshard; |
1074 | delete index_completion_manager; | |
1075 | } | |
1076 | ||
1077 | /** | |
1078 | * Initialize the RADOS instance and prepare to do other ops | |
1079 | * Returns 0 on success, -ERR# on failure. | |
1080 | */ | |
1081 | int RGWRados::init_rados() | |
1082 | { | |
1083 | int ret = 0; | |
7c673cae | 1084 | |
494da23a TL |
1085 | ret = rados.init_with_context(cct); |
1086 | if (ret < 0) { | |
1087 | return ret; | |
1088 | } | |
1089 | ret = rados.connect(); | |
1090 | if (ret < 0) { | |
1091 | return ret; | |
7c673cae | 1092 | } |
11fdf7f2 TL |
1093 | |
1094 | auto crs = std::unique_ptr<RGWCoroutinesManagerRegistry>{ | |
1095 | new RGWCoroutinesManagerRegistry(cct)}; | |
1096 | ret = crs->hook_to_admin_command("cr dump"); | |
1097 | if (ret < 0) { | |
1098 | return ret; | |
7c673cae FG |
1099 | } |
1100 | ||
11fdf7f2 | 1101 | cr_registry = crs.release(); |
11fdf7f2 | 1102 | return ret; |
7c673cae FG |
1103 | } |
1104 | ||
11fdf7f2 | 1105 | int RGWRados::register_to_service_map(const string& daemon_type, const map<string, string>& meta) |
7c673cae | 1106 | { |
11fdf7f2 | 1107 | map<string,string> metadata = meta; |
494da23a | 1108 | metadata["num_handles"] = "1"s; |
11fdf7f2 TL |
1109 | metadata["zonegroup_id"] = svc.zone->get_zonegroup().get_id(); |
1110 | metadata["zonegroup_name"] = svc.zone->get_zonegroup().get_name(); | |
1111 | metadata["zone_name"] = svc.zone->zone_name(); | |
9f95a23c | 1112 | metadata["zone_id"] = svc.zone->zone_id().id; |
11fdf7f2 TL |
1113 | string name = cct->_conf->name.get_id(); |
1114 | if (name.compare(0, 4, "rgw.") == 0) { | |
1115 | name = name.substr(4); | |
7c673cae | 1116 | } |
494da23a | 1117 | int ret = rados.service_daemon_register(daemon_type, name, metadata); |
11fdf7f2 TL |
1118 | if (ret < 0) { |
1119 | ldout(cct, 0) << "ERROR: service_daemon_register() returned ret=" << ret << ": " << cpp_strerror(-ret) << dendl; | |
1120 | return ret; | |
7c673cae FG |
1121 | } |
1122 | ||
1123 | return 0; | |
1124 | } | |
1125 | ||
11fdf7f2 | 1126 | int RGWRados::update_service_map(std::map<std::string, std::string>&& status) |
7c673cae | 1127 | { |
494da23a | 1128 | int ret = rados.service_daemon_update_status(move(status)); |
11fdf7f2 TL |
1129 | if (ret < 0) { |
1130 | ldout(cct, 0) << "ERROR: service_daemon_update_status() returned ret=" << ret << ": " << cpp_strerror(-ret) << dendl; | |
1131 | return ret; | |
1132 | } | |
1133 | ||
1134 | return 0; | |
7c673cae FG |
1135 | } |
1136 | ||
1137 | /** | |
1138 | * Initialize the RADOS instance and prepare to do other ops | |
1139 | * Returns 0 on success, -ERR# on failure. | |
1140 | */ | |
1141 | int RGWRados::init_complete() | |
1142 | { | |
11fdf7f2 | 1143 | int ret; |
7c673cae | 1144 | |
11fdf7f2 TL |
1145 | /* |
1146 | * create sync module instance even if we don't run sync thread, might need it for radosgw-admin | |
1147 | */ | |
9f95a23c | 1148 | sync_module = svc.sync_modules->get_sync_module(); |
7c673cae FG |
1149 | |
1150 | ret = open_root_pool_ctx(); | |
1151 | if (ret < 0) | |
1152 | return ret; | |
1153 | ||
1154 | ret = open_gc_pool_ctx(); | |
1155 | if (ret < 0) | |
1156 | return ret; | |
1157 | ||
1158 | ret = open_lc_pool_ctx(); | |
1159 | if (ret < 0) | |
1160 | return ret; | |
1161 | ||
1162 | ret = open_objexp_pool_ctx(); | |
1163 | if (ret < 0) | |
1164 | return ret; | |
1165 | ||
31f18b77 FG |
1166 | ret = open_reshard_pool_ctx(); |
1167 | if (ret < 0) | |
1168 | return ret; | |
1169 | ||
7c673cae FG |
1170 | pools_initialized = true; |
1171 | ||
1172 | gc = new RGWGC(); | |
1173 | gc->initialize(cct, this); | |
1174 | ||
9f95a23c | 1175 | obj_expirer = new RGWObjectExpirer(this->store); |
7c673cae FG |
1176 | |
1177 | if (use_gc_thread) { | |
1178 | gc->start_processor(); | |
1179 | obj_expirer->start_processor(); | |
1180 | } | |
1181 | ||
11fdf7f2 TL |
1182 | auto& current_period = svc.zone->get_current_period(); |
1183 | auto& zonegroup = svc.zone->get_zonegroup(); | |
1184 | auto& zone_params = svc.zone->get_zone_params(); | |
1185 | auto& zone = svc.zone->get_zone(); | |
1186 | ||
7c673cae FG |
1187 | /* no point of running sync thread if we don't have a master zone configured |
1188 | or there is no rest_master_conn */ | |
9f95a23c | 1189 | if (!svc.zone->need_to_sync()) { |
7c673cae FG |
1190 | run_sync_thread = false; |
1191 | } | |
1192 | ||
11fdf7f2 | 1193 | if (svc.zone->is_meta_master()) { |
9f95a23c | 1194 | auto md_log = svc.mdlog->get_log(current_period.get_id()); |
7c673cae FG |
1195 | meta_notifier = new RGWMetaNotifier(this, md_log); |
1196 | meta_notifier->start(); | |
1197 | } | |
1198 | ||
11fdf7f2 TL |
1199 | /* init it anyway, might run sync through radosgw-admin explicitly */ |
1200 | sync_tracer = new RGWSyncTraceManager(cct, cct->_conf->rgw_sync_trace_history_size); | |
1201 | sync_tracer->init(this); | |
1202 | ret = sync_tracer->hook_to_admin_command(); | |
1203 | if (ret < 0) { | |
1204 | return ret; | |
1205 | } | |
1206 | ||
7c673cae | 1207 | if (run_sync_thread) { |
11fdf7f2 TL |
1208 | for (const auto &pt: zonegroup.placement_targets) { |
1209 | if (zone_params.placement_pools.find(pt.second.name) | |
1210 | == zone_params.placement_pools.end()){ | |
1211 | ldout(cct, 0) << "WARNING: This zone does not contain the placement target " | |
1212 | << pt.second.name << " present in zonegroup" << dendl; | |
1213 | } | |
1214 | } | |
9f95a23c TL |
1215 | auto async_processor = svc.rados->get_async_processor(); |
1216 | std::lock_guard l{meta_sync_thread_lock}; | |
1217 | meta_sync_processor_thread = new RGWMetaSyncProcessorThread(this->store, async_processor); | |
7c673cae FG |
1218 | ret = meta_sync_processor_thread->init(); |
1219 | if (ret < 0) { | |
1220 | ldout(cct, 0) << "ERROR: failed to initialize meta sync thread" << dendl; | |
1221 | return ret; | |
1222 | } | |
1223 | meta_sync_processor_thread->start(); | |
1224 | ||
b32b8144 FG |
1225 | // configure the bucket trim manager |
1226 | rgw::BucketTrimConfig config; | |
1227 | rgw::configure_bucket_trim(cct, config); | |
1228 | ||
9f95a23c | 1229 | bucket_trim.emplace(this->store, config); |
b32b8144 FG |
1230 | ret = bucket_trim->init(); |
1231 | if (ret < 0) { | |
1232 | ldout(cct, 0) << "ERROR: failed to start bucket trim manager" << dendl; | |
1233 | return ret; | |
1234 | } | |
9f95a23c | 1235 | svc.datalog_rados->set_observer(&*bucket_trim); |
b32b8144 | 1236 | |
9f95a23c | 1237 | std::lock_guard dl{data_sync_thread_lock}; |
81eedcae TL |
1238 | for (auto source_zone : svc.zone->get_data_sync_source_zones()) { |
1239 | ldout(cct, 5) << "starting data sync thread for zone " << source_zone->name << dendl; | |
9f95a23c | 1240 | auto *thread = new RGWDataSyncProcessorThread(this->store, svc.rados->get_async_processor(), source_zone); |
7c673cae FG |
1241 | ret = thread->init(); |
1242 | if (ret < 0) { | |
1243 | ldout(cct, 0) << "ERROR: failed to initialize data sync thread" << dendl; | |
1244 | return ret; | |
1245 | } | |
1246 | thread->start(); | |
9f95a23c | 1247 | data_sync_processor_threads[rgw_zone_id(source_zone->id)] = thread; |
7c673cae FG |
1248 | } |
1249 | auto interval = cct->_conf->rgw_sync_log_trim_interval; | |
1250 | if (interval > 0) { | |
9f95a23c | 1251 | sync_log_trimmer = new RGWSyncLogTrimThread(this->store, &*bucket_trim, interval); |
7c673cae FG |
1252 | ret = sync_log_trimmer->init(); |
1253 | if (ret < 0) { | |
1254 | ldout(cct, 0) << "ERROR: failed to initialize sync log trim thread" << dendl; | |
1255 | return ret; | |
1256 | } | |
1257 | sync_log_trimmer->start(); | |
1258 | } | |
1259 | } | |
1260 | data_notifier = new RGWDataNotifier(this); | |
1261 | data_notifier->start(); | |
1262 | ||
92f5a8d4 TL |
1263 | binfo_cache = new RGWChainedCacheImpl<bucket_info_entry>; |
1264 | binfo_cache->init(svc.cache); | |
1265 | ||
7c673cae | 1266 | lc = new RGWLC(); |
9f95a23c | 1267 | lc->initialize(cct, this->store); |
31f18b77 | 1268 | |
7c673cae FG |
1269 | if (use_lc_thread) |
1270 | lc->start_processor(); | |
31f18b77 | 1271 | |
9f95a23c | 1272 | quota_handler = RGWQuotaHandler::generate_handler(this->store, quota_threads); |
7c673cae FG |
1273 | |
1274 | bucket_index_max_shards = (cct->_conf->rgw_override_bucket_index_max_shards ? cct->_conf->rgw_override_bucket_index_max_shards : | |
11fdf7f2 | 1275 | zone.bucket_index_max_shards); |
31f18b77 FG |
1276 | if (bucket_index_max_shards > get_max_bucket_shards()) { |
1277 | bucket_index_max_shards = get_max_bucket_shards(); | |
7c673cae | 1278 | ldout(cct, 1) << __func__ << " bucket index max shards is too large, reset to value: " |
31f18b77 | 1279 | << get_max_bucket_shards() << dendl; |
7c673cae FG |
1280 | } |
1281 | ldout(cct, 20) << __func__ << " bucket index max shards: " << bucket_index_max_shards << dendl; | |
1282 | ||
11fdf7f2 | 1283 | bool need_tombstone_cache = !svc.zone->get_zone_data_notify_to_map().empty(); /* have zones syncing from us */ |
7c673cae FG |
1284 | |
1285 | if (need_tombstone_cache) { | |
1286 | obj_tombstone_cache = new tombstone_cache_t(cct->_conf->rgw_obj_tombstone_cache_size); | |
1287 | } | |
1288 | ||
11fdf7f2 | 1289 | reshard_wait = std::make_shared<RGWReshardWait>(); |
31f18b77 | 1290 | |
9f95a23c | 1291 | reshard = new RGWReshard(this->store); |
31f18b77 FG |
1292 | |
1293 | /* only the master zone in the zonegroup reshards buckets */ | |
11fdf7f2 | 1294 | run_reshard_thread = run_reshard_thread && (zonegroup.master_zone == zone.id); |
31f18b77 FG |
1295 | if (run_reshard_thread) { |
1296 | reshard->start_processor(); | |
1297 | } | |
1298 | ||
1299 | index_completion_manager = new RGWIndexCompletionManager(this); | |
1300 | ret = index_completion_manager->start(); | |
1301 | ||
7c673cae FG |
1302 | return ret; |
1303 | } | |
1304 | ||
11fdf7f2 TL |
1305 | int RGWRados::init_svc(bool raw) |
1306 | { | |
1307 | if (raw) { | |
1308 | return svc.init_raw(cct, use_cache); | |
1309 | } | |
1310 | ||
9f95a23c TL |
1311 | return svc.init(cct, use_cache, run_sync_thread); |
1312 | } | |
1313 | ||
1314 | int RGWRados::init_ctl() | |
1315 | { | |
1316 | return ctl.init(&svc); | |
11fdf7f2 TL |
1317 | } |
1318 | ||
7c673cae FG |
1319 | /** |
1320 | * Initialize the RADOS instance and prepare to do other ops | |
1321 | * Returns 0 on success, -ERR# on failure. | |
1322 | */ | |
1323 | int RGWRados::initialize() | |
1324 | { | |
1325 | int ret; | |
1326 | ||
11fdf7f2 TL |
1327 | inject_notify_timeout_probability = |
1328 | cct->_conf.get_val<double>("rgw_inject_notify_timeout_probability"); | |
1329 | max_notify_retries = cct->_conf.get_val<uint64_t>("rgw_max_notify_retries"); | |
7c673cae | 1330 | |
11fdf7f2 | 1331 | ret = init_svc(false); |
7c673cae | 1332 | if (ret < 0) { |
11fdf7f2 | 1333 | ldout(cct, 0) << "ERROR: failed to init services (ret=" << cpp_strerror(-ret) << ")" << dendl; |
7c673cae FG |
1334 | return ret; |
1335 | } | |
7c673cae | 1336 | |
9f95a23c TL |
1337 | ret = init_ctl(); |
1338 | if (ret < 0) { | |
1339 | ldout(cct, 0) << "ERROR: failed to init ctls (ret=" << cpp_strerror(-ret) << ")" << dendl; | |
1340 | return ret; | |
1341 | } | |
1342 | ||
11fdf7f2 | 1343 | host_id = svc.zone_utils->gen_host_id(); |
7c673cae | 1344 | |
11fdf7f2 TL |
1345 | ret = init_rados(); |
1346 | if (ret < 0) | |
1347 | return ret; | |
1348 | ||
1349 | return init_complete(); | |
7c673cae FG |
1350 | } |
1351 | ||
1352 | /** | |
1353 | * Open the pool used as root for this gateway | |
1354 | * Returns: 0 on success, -ERR# otherwise. | |
1355 | */ | |
1356 | int RGWRados::open_root_pool_ctx() | |
1357 | { | |
494da23a | 1358 | return rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().domain_root, root_pool_ctx, true, true); |
7c673cae FG |
1359 | } |
1360 | ||
1361 | int RGWRados::open_gc_pool_ctx() | |
1362 | { | |
494da23a | 1363 | return rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().gc_pool, gc_pool_ctx, true, true); |
7c673cae FG |
1364 | } |
1365 | ||
1366 | int RGWRados::open_lc_pool_ctx() | |
1367 | { | |
494da23a | 1368 | return rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().lc_pool, lc_pool_ctx, true, true); |
7c673cae FG |
1369 | } |
1370 | ||
1371 | int RGWRados::open_objexp_pool_ctx() | |
1372 | { | |
494da23a | 1373 | return rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().log_pool, objexp_pool_ctx, true, true); |
7c673cae FG |
1374 | } |
1375 | ||
31f18b77 FG |
1376 | int RGWRados::open_reshard_pool_ctx() |
1377 | { | |
494da23a | 1378 | return rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().reshard_pool, reshard_pool_ctx, true, true); |
7c673cae FG |
1379 | } |
1380 | ||
494da23a TL |
1381 | int RGWRados::open_pool_ctx(const rgw_pool& pool, librados::IoCtx& io_ctx, |
1382 | bool mostly_omap) | |
7c673cae | 1383 | { |
28e407b8 | 1384 | constexpr bool create = true; // create the pool if it doesn't exist |
494da23a | 1385 | return rgw_init_ioctx(get_rados_handle(), pool, io_ctx, create, mostly_omap); |
7c673cae FG |
1386 | } |
1387 | ||
7c673cae FG |
1388 | /**** logs ****/ |
1389 | ||
1390 | struct log_list_state { | |
1391 | string prefix; | |
1392 | librados::IoCtx io_ctx; | |
1393 | librados::NObjectIterator obit; | |
1394 | }; | |
1395 | ||
1396 | int RGWRados::log_list_init(const string& prefix, RGWAccessHandle *handle) | |
1397 | { | |
1398 | log_list_state *state = new log_list_state; | |
11fdf7f2 | 1399 | int r = rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().log_pool, state->io_ctx); |
7c673cae FG |
1400 | if (r < 0) { |
1401 | delete state; | |
1402 | return r; | |
1403 | } | |
1404 | state->prefix = prefix; | |
1405 | state->obit = state->io_ctx.nobjects_begin(); | |
1406 | *handle = (RGWAccessHandle)state; | |
1407 | return 0; | |
1408 | } | |
1409 | ||
1410 | int RGWRados::log_list_next(RGWAccessHandle handle, string *name) | |
1411 | { | |
1412 | log_list_state *state = static_cast<log_list_state *>(handle); | |
1413 | while (true) { | |
1414 | if (state->obit == state->io_ctx.nobjects_end()) { | |
1415 | delete state; | |
1416 | return -ENOENT; | |
1417 | } | |
1418 | if (state->prefix.length() && | |
1419 | state->obit->get_oid().find(state->prefix) != 0) { | |
1420 | state->obit++; | |
1421 | continue; | |
1422 | } | |
1423 | *name = state->obit->get_oid(); | |
1424 | state->obit++; | |
1425 | break; | |
1426 | } | |
1427 | return 0; | |
1428 | } | |
1429 | ||
1430 | int RGWRados::log_remove(const string& name) | |
1431 | { | |
1432 | librados::IoCtx io_ctx; | |
11fdf7f2 | 1433 | int r = rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().log_pool, io_ctx); |
7c673cae FG |
1434 | if (r < 0) |
1435 | return r; | |
1436 | return io_ctx.remove(name); | |
1437 | } | |
1438 | ||
1439 | struct log_show_state { | |
1440 | librados::IoCtx io_ctx; | |
1441 | bufferlist bl; | |
11fdf7f2 | 1442 | bufferlist::const_iterator p; |
7c673cae FG |
1443 | string name; |
1444 | uint64_t pos; | |
1445 | bool eof; | |
1446 | log_show_state() : pos(0), eof(false) {} | |
1447 | }; | |
1448 | ||
1449 | int RGWRados::log_show_init(const string& name, RGWAccessHandle *handle) | |
1450 | { | |
1451 | log_show_state *state = new log_show_state; | |
11fdf7f2 | 1452 | int r = rgw_init_ioctx(get_rados_handle(), svc.zone->get_zone_params().log_pool, state->io_ctx); |
7c673cae FG |
1453 | if (r < 0) { |
1454 | delete state; | |
1455 | return r; | |
1456 | } | |
1457 | state->name = name; | |
1458 | *handle = (RGWAccessHandle)state; | |
1459 | return 0; | |
1460 | } | |
1461 | ||
1462 | int RGWRados::log_show_next(RGWAccessHandle handle, rgw_log_entry *entry) | |
1463 | { | |
1464 | log_show_state *state = static_cast<log_show_state *>(handle); | |
1465 | off_t off = state->p.get_off(); | |
1466 | ||
1467 | ldout(cct, 10) << "log_show_next pos " << state->pos << " bl " << state->bl.length() | |
1468 | << " off " << off | |
1469 | << " eof " << (int)state->eof | |
1470 | << dendl; | |
1471 | // read some? | |
1472 | unsigned chunk = 1024*1024; | |
1473 | if ((state->bl.length() - off) < chunk/2 && !state->eof) { | |
1474 | bufferlist more; | |
1475 | int r = state->io_ctx.read(state->name, more, chunk, state->pos); | |
1476 | if (r < 0) | |
1477 | return r; | |
1478 | state->pos += r; | |
1479 | bufferlist old; | |
1480 | try { | |
1481 | old.substr_of(state->bl, off, state->bl.length() - off); | |
1482 | } catch (buffer::error& err) { | |
1483 | return -EINVAL; | |
1484 | } | |
1485 | state->bl.clear(); | |
1486 | state->bl.claim(old); | |
1487 | state->bl.claim_append(more); | |
11fdf7f2 | 1488 | state->p = state->bl.cbegin(); |
7c673cae FG |
1489 | if ((unsigned)r < chunk) |
1490 | state->eof = true; | |
1491 | ldout(cct, 10) << " read " << r << dendl; | |
1492 | } | |
1493 | ||
1494 | if (state->p.end()) | |
1495 | return 0; // end of file | |
1496 | try { | |
11fdf7f2 | 1497 | decode(*entry, state->p); |
7c673cae FG |
1498 | } |
1499 | catch (const buffer::error &e) { | |
1500 | return -EINVAL; | |
1501 | } | |
1502 | return 1; | |
1503 | } | |
1504 | ||
1505 | /** | |
1506 | * usage_log_hash: get usage log key hash, based on name and index | |
1507 | * | |
1508 | * Get the usage object name. Since a user may have more than 1 | |
1509 | * object holding that info (multiple shards), we use index to | |
1510 | * specify that shard number. Once index exceeds max shards it | |
1511 | * wraps. | |
1512 | * If name is not being set, results for all users will be returned | |
1513 | * and index will wrap only after total shards number. | |
1514 | * | |
1515 | * @param cct [in] ceph context | |
1516 | * @param name [in] user name | |
1517 | * @param hash [out] hash value | |
1518 | * @param index [in] shard index number | |
1519 | */ | |
1520 | static void usage_log_hash(CephContext *cct, const string& name, string& hash, uint32_t index) | |
1521 | { | |
1522 | uint32_t val = index; | |
1523 | ||
1524 | if (!name.empty()) { | |
c07f9fc5 | 1525 | int max_user_shards = cct->_conf->rgw_usage_max_user_shards; |
7c673cae FG |
1526 | val %= max_user_shards; |
1527 | val += ceph_str_hash_linux(name.c_str(), name.size()); | |
1528 | } | |
1529 | char buf[17]; | |
c07f9fc5 | 1530 | int max_shards = cct->_conf->rgw_usage_max_shards; |
7c673cae FG |
1531 | snprintf(buf, sizeof(buf), RGW_USAGE_OBJ_PREFIX "%u", (unsigned)(val % max_shards)); |
1532 | hash = buf; | |
1533 | } | |
1534 | ||
1535 | int RGWRados::log_usage(map<rgw_user_bucket, RGWUsageBatch>& usage_info) | |
1536 | { | |
1537 | uint32_t index = 0; | |
1538 | ||
1539 | map<string, rgw_usage_log_info> log_objs; | |
1540 | ||
1541 | string hash; | |
1542 | string last_user; | |
1543 | ||
1544 | /* restructure usage map, zone by object hash */ | |
1545 | map<rgw_user_bucket, RGWUsageBatch>::iterator iter; | |
1546 | for (iter = usage_info.begin(); iter != usage_info.end(); ++iter) { | |
1547 | const rgw_user_bucket& ub = iter->first; | |
1548 | RGWUsageBatch& info = iter->second; | |
1549 | ||
1550 | if (ub.user.empty()) { | |
1551 | ldout(cct, 0) << "WARNING: RGWRados::log_usage(): user name empty (bucket=" << ub.bucket << "), skipping" << dendl; | |
1552 | continue; | |
1553 | } | |
1554 | ||
1555 | if (ub.user != last_user) { | |
1556 | /* index *should* be random, but why waste extra cycles | |
1557 | in most cases max user shards is not going to exceed 1, | |
1558 | so just incrementing it */ | |
1559 | usage_log_hash(cct, ub.user, hash, index++); | |
1560 | } | |
1561 | last_user = ub.user; | |
1562 | vector<rgw_usage_log_entry>& v = log_objs[hash].entries; | |
1563 | ||
1564 | for (auto miter = info.m.begin(); miter != info.m.end(); ++miter) { | |
1565 | v.push_back(miter->second); | |
1566 | } | |
1567 | } | |
1568 | ||
1569 | map<string, rgw_usage_log_info>::iterator liter; | |
1570 | ||
1571 | for (liter = log_objs.begin(); liter != log_objs.end(); ++liter) { | |
1572 | int r = cls_obj_usage_log_add(liter->first, liter->second); | |
1573 | if (r < 0) | |
1574 | return r; | |
1575 | } | |
1576 | return 0; | |
1577 | } | |
1578 | ||
11fdf7f2 TL |
1579 | int RGWRados::read_usage(const rgw_user& user, const string& bucket_name, uint64_t start_epoch, uint64_t end_epoch, |
1580 | uint32_t max_entries, bool *is_truncated, RGWUsageIter& usage_iter, map<rgw_user_bucket, | |
1581 | rgw_usage_log_entry>& usage) | |
7c673cae FG |
1582 | { |
1583 | uint32_t num = max_entries; | |
1584 | string hash, first_hash; | |
1585 | string user_str = user.to_str(); | |
1586 | usage_log_hash(cct, user_str, first_hash, 0); | |
1587 | ||
1588 | if (usage_iter.index) { | |
1589 | usage_log_hash(cct, user_str, hash, usage_iter.index); | |
1590 | } else { | |
1591 | hash = first_hash; | |
1592 | } | |
1593 | ||
1594 | usage.clear(); | |
1595 | ||
1596 | do { | |
1597 | map<rgw_user_bucket, rgw_usage_log_entry> ret_usage; | |
1598 | map<rgw_user_bucket, rgw_usage_log_entry>::iterator iter; | |
1599 | ||
11fdf7f2 | 1600 | int ret = cls_obj_usage_log_read(hash, user_str, bucket_name, start_epoch, end_epoch, num, |
7c673cae FG |
1601 | usage_iter.read_iter, ret_usage, is_truncated); |
1602 | if (ret == -ENOENT) | |
1603 | goto next; | |
1604 | ||
1605 | if (ret < 0) | |
1606 | return ret; | |
1607 | ||
1608 | num -= ret_usage.size(); | |
1609 | ||
1610 | for (iter = ret_usage.begin(); iter != ret_usage.end(); ++iter) { | |
1611 | usage[iter->first].aggregate(iter->second); | |
1612 | } | |
1613 | ||
1614 | next: | |
1615 | if (!*is_truncated) { | |
1616 | usage_iter.read_iter.clear(); | |
1617 | usage_log_hash(cct, user_str, hash, ++usage_iter.index); | |
1618 | } | |
1619 | } while (num && !*is_truncated && hash != first_hash); | |
1620 | return 0; | |
1621 | } | |
1622 | ||
11fdf7f2 | 1623 | int RGWRados::trim_usage(const rgw_user& user, const string& bucket_name, uint64_t start_epoch, uint64_t end_epoch) |
7c673cae FG |
1624 | { |
1625 | uint32_t index = 0; | |
1626 | string hash, first_hash; | |
1627 | string user_str = user.to_str(); | |
1628 | usage_log_hash(cct, user_str, first_hash, index); | |
1629 | ||
1630 | hash = first_hash; | |
7c673cae | 1631 | do { |
11fdf7f2 | 1632 | int ret = cls_obj_usage_log_trim(hash, user_str, bucket_name, start_epoch, end_epoch); |
7c673cae | 1633 | |
b32b8144 | 1634 | if (ret < 0 && ret != -ENOENT) |
7c673cae FG |
1635 | return ret; |
1636 | ||
7c673cae FG |
1637 | usage_log_hash(cct, user_str, hash, ++index); |
1638 | } while (hash != first_hash); | |
1639 | ||
1640 | return 0; | |
1641 | } | |
1642 | ||
11fdf7f2 TL |
1643 | |
1644 | int RGWRados::clear_usage() | |
1645 | { | |
1646 | auto max_shards = cct->_conf->rgw_usage_max_shards; | |
1647 | int ret=0; | |
1648 | for (unsigned i=0; i < max_shards; i++){ | |
1649 | string oid = RGW_USAGE_OBJ_PREFIX + to_string(i); | |
1650 | ret = cls_obj_usage_log_clear(oid); | |
1651 | if (ret < 0){ | |
1652 | ldout(cct,0) << "usage clear on oid="<< oid << "failed with ret=" << ret << dendl; | |
1653 | return ret; | |
1654 | } | |
1655 | } | |
1656 | return ret; | |
1657 | } | |
1658 | ||
9f95a23c | 1659 | int RGWRados::decode_policy(bufferlist& bl, ACLOwner *owner) |
7c673cae | 1660 | { |
9f95a23c TL |
1661 | auto i = bl.cbegin(); |
1662 | RGWAccessControlPolicy policy(cct); | |
1663 | try { | |
1664 | policy.decode_owner(i); | |
1665 | } catch (buffer::error& err) { | |
1666 | ldout(cct, 0) << "ERROR: could not decode policy, caught buffer::error" << dendl; | |
1667 | return -EIO; | |
7c673cae | 1668 | } |
9f95a23c TL |
1669 | *owner = policy.get_owner(); |
1670 | return 0; | |
7c673cae FG |
1671 | } |
1672 | ||
9f95a23c | 1673 | int rgw_policy_from_attrset(CephContext *cct, map<string, bufferlist>& attrset, RGWAccessControlPolicy *policy) |
7c673cae | 1674 | { |
9f95a23c TL |
1675 | map<string, bufferlist>::iterator aiter = attrset.find(RGW_ATTR_ACL); |
1676 | if (aiter == attrset.end()) | |
1677 | return -EIO; | |
7c673cae | 1678 | |
9f95a23c TL |
1679 | bufferlist& bl = aiter->second; |
1680 | auto iter = bl.cbegin(); | |
1681 | try { | |
1682 | policy->decode(iter); | |
1683 | } catch (buffer::error& err) { | |
1684 | ldout(cct, 0) << "ERROR: could not decode policy, caught buffer::error" << dendl; | |
1685 | return -EIO; | |
1686 | } | |
1687 | if (cct->_conf->subsys.should_gather<ceph_subsys_rgw, 15>()) { | |
1688 | RGWAccessControlPolicy_S3 *s3policy = static_cast<RGWAccessControlPolicy_S3 *>(policy); | |
1689 | ldout(cct, 15) << __func__ << " Read AccessControlPolicy"; | |
1690 | s3policy->to_xml(*_dout); | |
1691 | *_dout << dendl; | |
1692 | } | |
1693 | return 0; | |
7c673cae FG |
1694 | } |
1695 | ||
7c673cae | 1696 | |
9f95a23c | 1697 | int RGWRados::Bucket::update_bucket_id(const string& new_bucket_id) |
7c673cae | 1698 | { |
9f95a23c TL |
1699 | rgw_bucket bucket = bucket_info.bucket; |
1700 | bucket.update_bucket_id(new_bucket_id); | |
7c673cae | 1701 | |
9f95a23c | 1702 | auto obj_ctx = store->svc.sysobj->init_obj_ctx(); |
7c673cae | 1703 | |
9f95a23c TL |
1704 | bucket_info.objv_tracker.clear(); |
1705 | int ret = store->get_bucket_instance_info(obj_ctx, bucket, bucket_info, nullptr, nullptr, null_yield); | |
1706 | if (ret < 0) { | |
1707 | return ret; | |
7c673cae FG |
1708 | } |
1709 | ||
9f95a23c | 1710 | return 0; |
eafe8130 TL |
1711 | } |
1712 | ||
1713 | ||
1adf2230 AA |
1714 | /** |
1715 | * Get ordered listing of the objects in a bucket. | |
7c673cae | 1716 | * |
9f95a23c | 1717 | * max_p: maximum number of results to return |
7c673cae FG |
1718 | * bucket: bucket to list contents of |
1719 | * prefix: only return results that match this prefix | |
1720 | * delim: do not include results that match this string. | |
1721 | * Any skipped results will have the matching portion of their name | |
1722 | * inserted in common_prefixes with a "true" mark. | |
1723 | * marker: if filled in, begin the listing with this object. | |
1724 | * end_marker: if filled in, end the listing with this object. | |
1725 | * result: the objects are put in here. | |
11fdf7f2 TL |
1726 | * common_prefixes: if delim is filled in, any matching prefixes are |
1727 | * placed here. | |
1728 | * is_truncated: if number of objects in the bucket is bigger than | |
1729 | * max, then truncated. | |
7c673cae | 1730 | */ |
11fdf7f2 | 1731 | int RGWRados::Bucket::List::list_objects_ordered( |
eafe8130 | 1732 | int64_t max_p, |
11fdf7f2 TL |
1733 | vector<rgw_bucket_dir_entry> *result, |
1734 | map<string, bool> *common_prefixes, | |
9f95a23c TL |
1735 | bool *is_truncated, |
1736 | optional_yield y) | |
7c673cae FG |
1737 | { |
1738 | RGWRados *store = target->get_store(); | |
1739 | CephContext *cct = store->ctx(); | |
1740 | int shard_id = target->get_shard_id(); | |
1741 | ||
1742 | int count = 0; | |
1743 | bool truncated = true; | |
9f95a23c | 1744 | bool cls_filtered = false; |
eafe8130 TL |
1745 | const int64_t max = // protect against memory issues and negative vals |
1746 | std::min(bucket_list_objects_absolute_max, std::max(int64_t(0), max_p)); | |
1747 | int read_ahead = std::max(cct->_conf->rgw_list_bucket_min_readahead, max); | |
7c673cae FG |
1748 | |
1749 | result->clear(); | |
1750 | ||
9f95a23c TL |
1751 | // use a local marker; either the marker will have a previous entry |
1752 | // or it will be empty; either way it's OK to copy | |
1753 | rgw_obj_key marker_obj(params.marker.name, | |
1754 | params.marker.instance, | |
1755 | params.marker.ns); | |
7c673cae FG |
1756 | rgw_obj_index_key cur_marker; |
1757 | marker_obj.get_index_key(&cur_marker); | |
1758 | ||
9f95a23c TL |
1759 | rgw_obj_key end_marker_obj(params.end_marker.name, |
1760 | params.end_marker.instance, | |
1761 | params.end_marker.ns); | |
3efd9988 FG |
1762 | rgw_obj_index_key cur_end_marker; |
1763 | end_marker_obj.get_index_key(&cur_end_marker); | |
7c673cae FG |
1764 | const bool cur_end_marker_valid = !params.end_marker.empty(); |
1765 | ||
1766 | rgw_obj_key prefix_obj(params.prefix); | |
9f95a23c | 1767 | prefix_obj.set_ns(params.ns); |
7c673cae | 1768 | string cur_prefix = prefix_obj.get_index_key_name(); |
11fdf7f2 | 1769 | string after_delim_s; /* needed in !params.delim.empty() AND later */ |
7c673cae FG |
1770 | |
1771 | if (!params.delim.empty()) { | |
9f95a23c | 1772 | after_delim_s = cls_rgw_after_delim(params.delim); |
11fdf7f2 TL |
1773 | /* if marker points at a common prefix, fast forward it into its |
1774 | * upper bound string */ | |
224ce89b | 1775 | int delim_pos = cur_marker.name.find(params.delim, cur_prefix.size()); |
7c673cae FG |
1776 | if (delim_pos >= 0) { |
1777 | string s = cur_marker.name.substr(0, delim_pos); | |
11fdf7f2 | 1778 | s.append(after_delim_s); |
7c673cae FG |
1779 | cur_marker = s; |
1780 | } | |
1781 | } | |
1adf2230 | 1782 | |
9f95a23c | 1783 | rgw_obj_index_key prev_marker; |
f6b5b4d7 | 1784 | for (uint16_t attempt = 1; /* empty */; ++attempt) { |
9f95a23c | 1785 | ldout(cct, 20) << "RGWRados::Bucket::List::" << __func__ << |
f6b5b4d7 | 1786 | " starting attempt " << attempt << dendl; |
9f95a23c TL |
1787 | |
1788 | if (attempt > 1 && !(prev_marker < cur_marker)) { | |
1789 | // we've failed to make forward progress | |
1790 | ldout(cct, 0) << "RGWRados::Bucket::List::" << __func__ << | |
1791 | ": ERROR marker failed to make forward progress; attempt=" << attempt << | |
1792 | ", prev_marker=" << prev_marker << | |
1793 | ", cur_marker=" << cur_marker << dendl; | |
1794 | break; | |
1795 | } | |
1796 | prev_marker = cur_marker; | |
1797 | ||
1798 | ent_map_t ent_map; | |
1799 | ent_map.reserve(read_ahead); | |
1adf2230 AA |
1800 | int r = store->cls_bucket_list_ordered(target->get_bucket_info(), |
1801 | shard_id, | |
1802 | cur_marker, | |
1803 | cur_prefix, | |
9f95a23c | 1804 | params.delim, |
1adf2230 AA |
1805 | read_ahead + 1 - count, |
1806 | params.list_versions, | |
9f95a23c | 1807 | attempt, |
1adf2230 AA |
1808 | ent_map, |
1809 | &truncated, | |
9f95a23c TL |
1810 | &cls_filtered, |
1811 | &cur_marker, | |
1812 | y); | |
1813 | if (r < 0) { | |
7c673cae | 1814 | return r; |
9f95a23c | 1815 | } |
7c673cae | 1816 | |
1adf2230 | 1817 | for (auto eiter = ent_map.begin(); eiter != ent_map.end(); ++eiter) { |
7c673cae FG |
1818 | rgw_bucket_dir_entry& entry = eiter->second; |
1819 | rgw_obj_index_key index_key = entry.key; | |
7c673cae FG |
1820 | rgw_obj_key obj(index_key); |
1821 | ||
9f95a23c TL |
1822 | ldout(cct, 20) << "RGWRados::Bucket::List::" << __func__ << |
1823 | " considering entry " << entry.key << dendl; | |
1824 | ||
1adf2230 AA |
1825 | /* note that parse_raw_oid() here will not set the correct |
1826 | * object's instance, as rgw_obj_index_key encodes that | |
1827 | * separately. We don't need to set the instance because it's | |
1828 | * not needed for the checks here and we end up using the raw | |
1829 | * entry for the return vector | |
7c673cae FG |
1830 | */ |
1831 | bool valid = rgw_obj_key::parse_raw_oid(index_key.name, &obj); | |
1832 | if (!valid) { | |
9f95a23c TL |
1833 | ldout(cct, 0) << "ERROR: could not parse object name: " << |
1834 | obj.name << dendl; | |
7c673cae FG |
1835 | continue; |
1836 | } | |
11fdf7f2 | 1837 | |
9f95a23c | 1838 | bool matched_ns = (obj.ns == params.ns); |
7c673cae FG |
1839 | if (!params.list_versions && !entry.is_visible()) { |
1840 | continue; | |
1841 | } | |
1842 | ||
9f95a23c | 1843 | if (params.enforce_ns && !matched_ns) { |
7c673cae FG |
1844 | if (!params.ns.empty()) { |
1845 | /* we've iterated past the namespace we're searching -- done now */ | |
1846 | truncated = false; | |
1847 | goto done; | |
1848 | } | |
1849 | ||
1850 | /* we're not looking at the namespace this object is in, next! */ | |
1851 | continue; | |
1852 | } | |
1853 | ||
1854 | if (cur_end_marker_valid && cur_end_marker <= index_key) { | |
1855 | truncated = false; | |
1856 | goto done; | |
1857 | } | |
1858 | ||
1859 | if (count < max) { | |
9f95a23c TL |
1860 | params.marker = index_key; |
1861 | next_marker = index_key; | |
7c673cae FG |
1862 | } |
1863 | ||
9f95a23c TL |
1864 | if (params.filter && |
1865 | ! params.filter->filter(obj.name, index_key.name)) { | |
7c673cae | 1866 | continue; |
9f95a23c | 1867 | } |
7c673cae | 1868 | |
1adf2230 | 1869 | if (params.prefix.size() && |
9f95a23c | 1870 | 0 != obj.name.compare(0, params.prefix.size(), params.prefix)) { |
7c673cae | 1871 | continue; |
9f95a23c | 1872 | } |
7c673cae FG |
1873 | |
1874 | if (!params.delim.empty()) { | |
9f95a23c TL |
1875 | const int delim_pos = obj.name.find(params.delim, params.prefix.size()); |
1876 | if (delim_pos >= 0) { | |
1877 | // run either the code where delimiter filtering is done a) | |
1878 | // in the OSD/CLS or b) here. | |
1879 | if (cls_filtered) { | |
1880 | // NOTE: this condition is for the newer versions of the | |
1881 | // OSD that does filtering on the CLS side | |
1882 | ||
1883 | // should only find one delimiter at the end if it finds any | |
1884 | // after the prefix | |
1885 | if (delim_pos != | |
1886 | int(obj.name.length() - params.delim.length())) { | |
1887 | ldout(cct, 0) << | |
1888 | "WARNING: found delimiter in place other than the end of " | |
1889 | "the prefix; obj.name=" << obj.name << | |
1890 | ", prefix=" << params.prefix << dendl; | |
1891 | } | |
1892 | if (common_prefixes) { | |
1893 | if (count >= max) { | |
1894 | truncated = true; | |
1895 | goto done; | |
1896 | } | |
1897 | ||
1898 | (*common_prefixes)[obj.name] = true; | |
1899 | count++; | |
1900 | } | |
1901 | ||
1902 | continue; | |
1903 | } else { | |
1904 | // NOTE: this condition is for older versions of the OSD | |
1905 | // that do not filter on the CLS side, so the following code | |
1906 | // must do the filtering; once we reach version 16 of ceph, | |
1907 | // this code can be removed along with the conditional that | |
1908 | // can lead this way | |
1909 | ||
1910 | /* extract key -with trailing delimiter- for CommonPrefix */ | |
1911 | string prefix_key = | |
1912 | obj.name.substr(0, delim_pos + params.delim.length()); | |
1913 | ||
1914 | if (common_prefixes && | |
1915 | common_prefixes->find(prefix_key) == common_prefixes->end()) { | |
1916 | if (count >= max) { | |
1917 | truncated = true; | |
1918 | goto done; | |
1919 | } | |
1920 | next_marker = prefix_key; | |
1921 | (*common_prefixes)[prefix_key] = true; | |
1922 | ||
1923 | count++; | |
1924 | } | |
1925 | ||
1926 | continue; | |
1927 | } // if we're running an older OSD version | |
1928 | } // if a delimiter was found after prefix | |
1929 | } // if a delimiter was passed in | |
7c673cae FG |
1930 | |
1931 | if (count >= max) { | |
1932 | truncated = true; | |
1933 | goto done; | |
1934 | } | |
1935 | ||
9f95a23c TL |
1936 | ldout(cct, 20) << "RGWRados::Bucket::List::" << __func__ << |
1937 | " adding entry " << entry.key << " to result" << dendl; | |
1938 | ||
7c673cae FG |
1939 | result->emplace_back(std::move(entry)); |
1940 | count++; | |
9f95a23c TL |
1941 | } // eiter for loop |
1942 | ||
1943 | // NOTE: the following conditional is needed by older versions of | |
1944 | // the OSD that don't do delimiter filtering on the CLS side; once | |
1945 | // we reach version 16 of ceph, the following conditional and the | |
1946 | // code within can be removed | |
1947 | if (!cls_filtered && !params.delim.empty()) { | |
1948 | int marker_delim_pos = | |
1949 | cur_marker.name.find(params.delim, cur_prefix.size()); | |
eafe8130 | 1950 | if (marker_delim_pos >= 0) { |
9f95a23c TL |
1951 | std::string skip_after_delim = |
1952 | cur_marker.name.substr(0, marker_delim_pos); | |
eafe8130 TL |
1953 | skip_after_delim.append(after_delim_s); |
1954 | ||
1955 | ldout(cct, 20) << "skip_after_delim=" << skip_after_delim << dendl; | |
1956 | ||
1957 | if (skip_after_delim > cur_marker.name) { | |
1958 | cur_marker = skip_after_delim; | |
1959 | ldout(cct, 20) << "setting cur_marker=" | |
1960 | << cur_marker.name | |
1961 | << "[" << cur_marker.instance << "]" | |
1962 | << dendl; | |
1963 | } | |
1964 | } | |
9f95a23c TL |
1965 | } // if older osd didn't do delimiter filtering |
1966 | ||
1967 | ldout(cct, 20) << "RGWRados::Bucket::List::" << __func__ << | |
1968 | " INFO end of outer loop, truncated=" << truncated << | |
1969 | ", count=" << count << ", attempt=" << attempt << dendl; | |
1970 | ||
1971 | if (!truncated || count >= (max + 1) / 2) { | |
1972 | // if we finished listing, or if we're returning at least half the | |
1973 | // requested entries, that's enough; S3 and swift protocols allow | |
1974 | // returning fewer than max entries | |
1975 | break; | |
1976 | } else if (attempt > 8 && count >= 1) { | |
1977 | // if we've made at least 8 attempts and we have some, but very | |
1978 | // few, results, return with what we have | |
1979 | break; | |
eafe8130 | 1980 | } |
f6b5b4d7 | 1981 | } // for (uint16_t attempt... |
7c673cae FG |
1982 | |
1983 | done: | |
9f95a23c TL |
1984 | |
1985 | if (is_truncated) { | |
7c673cae | 1986 | *is_truncated = truncated; |
9f95a23c | 1987 | } |
7c673cae FG |
1988 | |
1989 | return 0; | |
1adf2230 AA |
1990 | } // list_objects_ordered |
1991 | ||
1992 | ||
1993 | /** | |
1994 | * Get listing of the objects in a bucket and allow the results to be out | |
1995 | * of order. | |
1996 | * | |
1997 | * Even though there are key differences with the ordered counterpart, | |
1998 | * the parameters are the same to maintain some compatability. | |
1999 | * | |
2000 | * max: maximum number of results to return | |
2001 | * bucket: bucket to list contents of | |
2002 | * prefix: only return results that match this prefix | |
2003 | * delim: should not be set; if it is we should have indicated an error | |
2004 | * marker: if filled in, begin the listing with this object. | |
2005 | * end_marker: if filled in, end the listing with this object. | |
2006 | * result: the objects are put in here. | |
2007 | * common_prefixes: this is never filled with an unordered list; the param | |
2008 | * is maintained for compatibility | |
2009 | * is_truncated: if number of objects in the bucket is bigger than max, then | |
2010 | * truncated. | |
2011 | */ | |
eafe8130 | 2012 | int RGWRados::Bucket::List::list_objects_unordered(int64_t max_p, |
1adf2230 AA |
2013 | vector<rgw_bucket_dir_entry> *result, |
2014 | map<string, bool> *common_prefixes, | |
9f95a23c TL |
2015 | bool *is_truncated, |
2016 | optional_yield y) | |
1adf2230 AA |
2017 | { |
2018 | RGWRados *store = target->get_store(); | |
2019 | CephContext *cct = store->ctx(); | |
2020 | int shard_id = target->get_shard_id(); | |
2021 | ||
2022 | int count = 0; | |
2023 | bool truncated = true; | |
2024 | ||
eafe8130 TL |
2025 | const int64_t max = // protect against memory issues and negative vals |
2026 | std::min(bucket_list_objects_absolute_max, std::max(int64_t(0), max_p)); | |
2027 | ||
1adf2230 AA |
2028 | // read a few extra in each call to cls_bucket_list_unordered in |
2029 | // case some are filtered out due to namespace matching, versioning, | |
2030 | // filtering, etc. | |
2031 | const int64_t max_read_ahead = 100; | |
2032 | const uint32_t read_ahead = uint32_t(max + std::min(max, max_read_ahead)); | |
2033 | ||
2034 | result->clear(); | |
2035 | ||
9f95a23c TL |
2036 | // use a local marker; either the marker will have a previous entry |
2037 | // or it will be empty; either way it's OK to copy | |
11fdf7f2 TL |
2038 | rgw_obj_key marker_obj(params.marker.name, |
2039 | params.marker.instance, | |
9f95a23c | 2040 | params.marker.ns); |
1adf2230 AA |
2041 | rgw_obj_index_key cur_marker; |
2042 | marker_obj.get_index_key(&cur_marker); | |
2043 | ||
11fdf7f2 TL |
2044 | rgw_obj_key end_marker_obj(params.end_marker.name, |
2045 | params.end_marker.instance, | |
9f95a23c | 2046 | params.end_marker.ns); |
1adf2230 AA |
2047 | rgw_obj_index_key cur_end_marker; |
2048 | end_marker_obj.get_index_key(&cur_end_marker); | |
2049 | const bool cur_end_marker_valid = !params.end_marker.empty(); | |
2050 | ||
2051 | rgw_obj_key prefix_obj(params.prefix); | |
9f95a23c | 2052 | prefix_obj.set_ns(params.ns); |
1adf2230 AA |
2053 | string cur_prefix = prefix_obj.get_index_key_name(); |
2054 | ||
2055 | while (truncated && count <= max) { | |
2056 | std::vector<rgw_bucket_dir_entry> ent_list; | |
9f95a23c TL |
2057 | ent_list.reserve(read_ahead); |
2058 | ||
1adf2230 AA |
2059 | int r = store->cls_bucket_list_unordered(target->get_bucket_info(), |
2060 | shard_id, | |
2061 | cur_marker, | |
2062 | cur_prefix, | |
2063 | read_ahead, | |
2064 | params.list_versions, | |
2065 | ent_list, | |
2066 | &truncated, | |
9f95a23c TL |
2067 | &cur_marker, |
2068 | y); | |
1adf2230 AA |
2069 | if (r < 0) |
2070 | return r; | |
2071 | ||
2072 | // NB: while regions of ent_list will be sorted, we have no | |
2073 | // guarantee that all items will be sorted since they can cross | |
2074 | // shard boundaries | |
2075 | ||
2076 | for (auto& entry : ent_list) { | |
2077 | rgw_obj_index_key index_key = entry.key; | |
2078 | rgw_obj_key obj(index_key); | |
2079 | ||
9f95a23c TL |
2080 | if (count < max) { |
2081 | params.marker.set(index_key); | |
2082 | next_marker.set(index_key); | |
2083 | } | |
2084 | ||
1adf2230 AA |
2085 | /* note that parse_raw_oid() here will not set the correct |
2086 | * object's instance, as rgw_obj_index_key encodes that | |
2087 | * separately. We don't need to set the instance because it's | |
2088 | * not needed for the checks here and we end up using the raw | |
2089 | * entry for the return vector | |
2090 | */ | |
2091 | bool valid = rgw_obj_key::parse_raw_oid(index_key.name, &obj); | |
2092 | if (!valid) { | |
2093 | ldout(cct, 0) << "ERROR: could not parse object name: " << | |
2094 | obj.name << dendl; | |
2095 | continue; | |
2096 | } | |
2097 | ||
2098 | if (!params.list_versions && !entry.is_visible()) { | |
2099 | continue; | |
2100 | } | |
2101 | ||
2102 | if (params.enforce_ns && obj.ns != params.ns) { | |
2103 | continue; | |
2104 | } | |
2105 | ||
2106 | if (cur_end_marker_valid && cur_end_marker <= index_key) { | |
2107 | // we're not guaranteed items will come in order, so we have | |
2108 | // to loop through all | |
2109 | continue; | |
2110 | } | |
2111 | ||
1adf2230 AA |
2112 | if (params.filter && !params.filter->filter(obj.name, index_key.name)) |
2113 | continue; | |
2114 | ||
2115 | if (params.prefix.size() && | |
2116 | (0 != obj.name.compare(0, params.prefix.size(), params.prefix))) | |
2117 | continue; | |
2118 | ||
2119 | if (count >= max) { | |
2120 | truncated = true; | |
2121 | goto done; | |
2122 | } | |
2123 | ||
2124 | result->emplace_back(std::move(entry)); | |
2125 | count++; | |
2126 | } // for (auto& entry : ent_list) | |
2127 | } // while (truncated && count <= max) | |
2128 | ||
2129 | done: | |
2130 | if (is_truncated) | |
2131 | *is_truncated = truncated; | |
2132 | ||
2133 | return 0; | |
2134 | } // list_objects_unordered | |
2135 | ||
7c673cae FG |
2136 | |
2137 | /** | |
2138 | * create a rados pool, associated meta info | |
2139 | * returns 0 on success, -ERR# otherwise. | |
2140 | */ | |
2141 | int RGWRados::create_pool(const rgw_pool& pool) | |
2142 | { | |
c07f9fc5 | 2143 | librados::IoCtx io_ctx; |
28e407b8 AA |
2144 | constexpr bool create = true; |
2145 | return rgw_init_ioctx(get_rados_handle(), pool, io_ctx, create); | |
7c673cae FG |
2146 | } |
2147 | ||
9f95a23c | 2148 | void RGWRados::create_bucket_id(string *bucket_id) |
7c673cae | 2149 | { |
9f95a23c TL |
2150 | uint64_t iid = instance_id(); |
2151 | uint64_t bid = next_bucket_id(); | |
2152 | char buf[svc.zone->get_zone_params().get_id().size() + 48]; | |
2153 | snprintf(buf, sizeof(buf), "%s.%" PRIu64 ".%" PRIu64, | |
2154 | svc.zone->get_zone_params().get_id().c_str(), iid, bid); | |
2155 | *bucket_id = buf; | |
2156 | } | |
7c673cae | 2157 | |
11fdf7f2 | 2158 | int RGWRados::create_bucket(const RGWUserInfo& owner, rgw_bucket& bucket, |
7c673cae | 2159 | const string& zonegroup_id, |
11fdf7f2 | 2160 | const rgw_placement_rule& placement_rule, |
7c673cae FG |
2161 | const string& swift_ver_location, |
2162 | const RGWQuotaInfo * pquota_info, | |
2163 | map<std::string, bufferlist>& attrs, | |
2164 | RGWBucketInfo& info, | |
2165 | obj_version *pobjv, | |
2166 | obj_version *pep_objv, | |
2167 | real_time creation_time, | |
2168 | rgw_bucket *pmaster_bucket, | |
2169 | uint32_t *pmaster_num_shards, | |
2170 | bool exclusive) | |
2171 | { | |
2172 | #define MAX_CREATE_RETRIES 20 /* need to bound retries */ | |
11fdf7f2 | 2173 | rgw_placement_rule selected_placement_rule; |
7c673cae FG |
2174 | RGWZonePlacementInfo rule_info; |
2175 | ||
2176 | for (int i = 0; i < MAX_CREATE_RETRIES; i++) { | |
2177 | int ret = 0; | |
11fdf7f2 TL |
2178 | ret = svc.zone->select_bucket_placement(owner, zonegroup_id, placement_rule, |
2179 | &selected_placement_rule, &rule_info); | |
7c673cae FG |
2180 | if (ret < 0) |
2181 | return ret; | |
2182 | ||
2183 | if (!pmaster_bucket) { | |
2184 | create_bucket_id(&bucket.marker); | |
2185 | bucket.bucket_id = bucket.marker; | |
2186 | } else { | |
2187 | bucket.marker = pmaster_bucket->marker; | |
2188 | bucket.bucket_id = pmaster_bucket->bucket_id; | |
2189 | } | |
2190 | ||
2191 | RGWObjVersionTracker& objv_tracker = info.objv_tracker; | |
2192 | ||
9f95a23c TL |
2193 | objv_tracker.read_version.clear(); |
2194 | ||
7c673cae FG |
2195 | if (pobjv) { |
2196 | objv_tracker.write_version = *pobjv; | |
2197 | } else { | |
2198 | objv_tracker.generate_new_write_ver(cct); | |
2199 | } | |
2200 | ||
2201 | info.bucket = bucket; | |
2202 | info.owner = owner.user_id; | |
2203 | info.zonegroup = zonegroup_id; | |
11fdf7f2 | 2204 | info.placement_rule = selected_placement_rule; |
7c673cae FG |
2205 | info.index_type = rule_info.index_type; |
2206 | info.swift_ver_location = swift_ver_location; | |
2207 | info.swift_versioning = (!swift_ver_location.empty()); | |
2208 | if (pmaster_num_shards) { | |
2209 | info.num_shards = *pmaster_num_shards; | |
2210 | } else { | |
2211 | info.num_shards = bucket_index_max_shards; | |
2212 | } | |
2213 | info.bucket_index_shard_hash_type = RGWBucketInfo::MOD; | |
2214 | info.requester_pays = false; | |
2215 | if (real_clock::is_zero(creation_time)) { | |
2216 | info.creation_time = ceph::real_clock::now(); | |
2217 | } else { | |
2218 | info.creation_time = creation_time; | |
2219 | } | |
2220 | if (pquota_info) { | |
2221 | info.quota = *pquota_info; | |
2222 | } | |
2223 | ||
9f95a23c | 2224 | int r = svc.bi->init_index(info); |
11fdf7f2 TL |
2225 | if (r < 0) { |
2226 | return r; | |
2227 | } | |
7c673cae | 2228 | |
11fdf7f2 | 2229 | ret = put_linked_bucket_info(info, exclusive, ceph::real_time(), pep_objv, &attrs, true); |
9f95a23c TL |
2230 | if (ret == -ECANCELED) { |
2231 | ret = -EEXIST; | |
2232 | } | |
11fdf7f2 | 2233 | if (ret == -EEXIST) { |
11fdf7f2 | 2234 | /* we need to reread the info and return it, caller will have a use for it */ |
9f95a23c TL |
2235 | RGWBucketInfo orig_info; |
2236 | r = get_bucket_info(&svc, bucket.tenant, bucket.name, orig_info, NULL, null_yield, NULL); | |
11fdf7f2 TL |
2237 | if (r < 0) { |
2238 | if (r == -ENOENT) { | |
2239 | continue; | |
2240 | } | |
2241 | ldout(cct, 0) << "get_bucket_info returned " << r << dendl; | |
2242 | return r; | |
2243 | } | |
7c673cae | 2244 | |
11fdf7f2 | 2245 | /* only remove it if it's a different bucket instance */ |
9f95a23c TL |
2246 | if (orig_info.bucket.bucket_id != bucket.bucket_id) { |
2247 | int r = svc.bi->clean_index(info); | |
2248 | if (r < 0) { | |
2249 | ldout(cct, 0) << "WARNING: could not remove bucket index (r=" << r << ")" << dendl; | |
2250 | } | |
2251 | r = ctl.bucket->remove_bucket_instance_info(info.bucket, info, null_yield); | |
2252 | if (r < 0) { | |
2253 | ldout(cct, 0) << "WARNING: " << __func__ << "(): failed to remove bucket instance info: bucket instance=" << info.bucket.get_key() << ": r=" << r << dendl; | |
2254 | /* continue anyway */ | |
2255 | } | |
11fdf7f2 | 2256 | } |
9f95a23c TL |
2257 | |
2258 | info = std::move(orig_info); | |
2259 | /* ret == -EEXIST here */ | |
11fdf7f2 | 2260 | } |
7c673cae | 2261 | return ret; |
7c673cae FG |
2262 | } |
2263 | ||
11fdf7f2 TL |
2264 | /* this is highly unlikely */ |
2265 | ldout(cct, 0) << "ERROR: could not create bucket, continuously raced with bucket creation and removal" << dendl; | |
2266 | return -ENOENT; | |
7c673cae FG |
2267 | } |
2268 | ||
11fdf7f2 | 2269 | bool RGWRados::get_obj_data_pool(const rgw_placement_rule& placement_rule, const rgw_obj& obj, rgw_pool *pool) |
7c673cae | 2270 | { |
11fdf7f2 TL |
2271 | return rgw_get_obj_data_pool(svc.zone->get_zonegroup(), svc.zone->get_zone_params(), placement_rule, obj, pool); |
2272 | } | |
c07f9fc5 | 2273 | |
11fdf7f2 TL |
2274 | bool RGWRados::obj_to_raw(const rgw_placement_rule& placement_rule, const rgw_obj& obj, rgw_raw_obj *raw_obj) |
2275 | { | |
2276 | get_obj_bucket_and_oid_loc(obj, raw_obj->oid, raw_obj->loc); | |
c07f9fc5 | 2277 | |
11fdf7f2 | 2278 | return get_obj_data_pool(placement_rule, obj, &raw_obj->pool); |
7c673cae FG |
2279 | } |
2280 | ||
2281 | int RGWRados::get_obj_head_ioctx(const RGWBucketInfo& bucket_info, const rgw_obj& obj, librados::IoCtx *ioctx) | |
2282 | { | |
2283 | string oid, key; | |
2284 | get_obj_bucket_and_oid_loc(obj, oid, key); | |
2285 | ||
2286 | rgw_pool pool; | |
2287 | if (!get_obj_data_pool(bucket_info.placement_rule, obj, &pool)) { | |
2288 | ldout(cct, 0) << "ERROR: cannot get data pool for obj=" << obj << ", probably misconfiguration" << dendl; | |
2289 | return -EIO; | |
2290 | } | |
2291 | ||
494da23a | 2292 | int r = open_pool_ctx(pool, *ioctx, false); |
7c673cae FG |
2293 | if (r < 0) { |
2294 | return r; | |
2295 | } | |
2296 | ||
2297 | ioctx->locator_set_key(key); | |
2298 | ||
2299 | return 0; | |
2300 | } | |
2301 | ||
2302 | int RGWRados::get_obj_head_ref(const RGWBucketInfo& bucket_info, const rgw_obj& obj, rgw_rados_ref *ref) | |
2303 | { | |
11fdf7f2 | 2304 | get_obj_bucket_and_oid_loc(obj, ref->obj.oid, ref->obj.loc); |
7c673cae FG |
2305 | |
2306 | rgw_pool pool; | |
2307 | if (!get_obj_data_pool(bucket_info.placement_rule, obj, &pool)) { | |
2308 | ldout(cct, 0) << "ERROR: cannot get data pool for obj=" << obj << ", probably misconfiguration" << dendl; | |
2309 | return -EIO; | |
2310 | } | |
2311 | ||
9f95a23c TL |
2312 | ref->pool = svc.rados->pool(pool); |
2313 | ||
2314 | int r = ref->pool.open(RGWSI_RADOS::OpenParams() | |
2315 | .set_mostly_omap(false)); | |
7c673cae | 2316 | if (r < 0) { |
9f95a23c | 2317 | ldout(cct, 0) << "ERROR: failed opening data pool (pool=" << pool << "); r=" << r << dendl; |
7c673cae FG |
2318 | return r; |
2319 | } | |
2320 | ||
9f95a23c | 2321 | ref->pool.ioctx().locator_set_key(ref->obj.loc); |
7c673cae FG |
2322 | |
2323 | return 0; | |
2324 | } | |
2325 | ||
224ce89b | 2326 | int RGWRados::get_raw_obj_ref(const rgw_raw_obj& obj, rgw_rados_ref *ref) |
7c673cae | 2327 | { |
11fdf7f2 | 2328 | ref->obj = obj; |
7c673cae | 2329 | |
11fdf7f2 TL |
2330 | if (ref->obj.oid.empty()) { |
2331 | ref->obj.oid = obj.pool.to_str(); | |
2332 | ref->obj.pool = svc.zone->get_zone_params().domain_root; | |
7c673cae | 2333 | } |
9f95a23c TL |
2334 | ref->pool = svc.rados->pool(obj.pool); |
2335 | int r = ref->pool.open(RGWSI_RADOS::OpenParams() | |
2336 | .set_mostly_omap(false)); | |
2337 | if (r < 0) { | |
2338 | ldout(cct, 0) << "ERROR: failed opening pool (pool=" << obj.pool << "); r=" << r << dendl; | |
7c673cae | 2339 | return r; |
9f95a23c | 2340 | } |
7c673cae | 2341 | |
9f95a23c | 2342 | ref->pool.ioctx().locator_set_key(ref->obj.loc); |
7c673cae FG |
2343 | |
2344 | return 0; | |
2345 | } | |
2346 | ||
224ce89b | 2347 | int RGWRados::get_system_obj_ref(const rgw_raw_obj& obj, rgw_rados_ref *ref) |
7c673cae | 2348 | { |
224ce89b | 2349 | return get_raw_obj_ref(obj, ref); |
7c673cae FG |
2350 | } |
2351 | ||
2352 | /* | |
2353 | * fixes an issue where head objects were supposed to have a locator created, but ended | |
2354 | * up without one | |
2355 | */ | |
2356 | int RGWRados::fix_head_obj_locator(const RGWBucketInfo& bucket_info, bool copy_obj, bool remove_bad, rgw_obj_key& key) | |
2357 | { | |
2358 | const rgw_bucket& bucket = bucket_info.bucket; | |
2359 | string oid; | |
2360 | string locator; | |
2361 | ||
2362 | rgw_obj obj(bucket, key); | |
2363 | ||
2364 | get_obj_bucket_and_oid_loc(obj, oid, locator); | |
2365 | ||
2366 | if (locator.empty()) { | |
2367 | ldout(cct, 20) << "object does not have a locator, nothing to fix" << dendl; | |
2368 | return 0; | |
2369 | } | |
2370 | ||
2371 | librados::IoCtx ioctx; | |
2372 | ||
2373 | int ret = get_obj_head_ioctx(bucket_info, obj, &ioctx); | |
2374 | if (ret < 0) { | |
2375 | cerr << "ERROR: get_obj_head_ioctx() returned ret=" << ret << std::endl; | |
2376 | return ret; | |
2377 | } | |
2378 | ioctx.locator_set_key(string()); /* override locator for this object, use empty locator */ | |
2379 | ||
2380 | uint64_t size; | |
2381 | bufferlist data; | |
2382 | ||
2383 | struct timespec mtime_ts; | |
2384 | map<string, bufferlist> attrs; | |
2385 | librados::ObjectReadOperation op; | |
2386 | op.getxattrs(&attrs, NULL); | |
2387 | op.stat2(&size, &mtime_ts, NULL); | |
2388 | #define HEAD_SIZE 512 * 1024 | |
2389 | op.read(0, HEAD_SIZE, &data, NULL); | |
2390 | ||
9f95a23c | 2391 | ret = rgw_rados_operate(ioctx, oid, &op, &data, null_yield); |
7c673cae | 2392 | if (ret < 0) { |
9f95a23c | 2393 | lderr(cct) << "ERROR: rgw_rados_operate(oid=" << oid << ") returned ret=" << ret << dendl; |
7c673cae FG |
2394 | return ret; |
2395 | } | |
2396 | ||
2397 | if (size > HEAD_SIZE) { | |
2398 | lderr(cct) << "ERROR: returned object size (" << size << ") > HEAD_SIZE (" << HEAD_SIZE << ")" << dendl; | |
2399 | return -EIO; | |
2400 | } | |
2401 | ||
2402 | if (size != data.length()) { | |
2403 | lderr(cct) << "ERROR: returned object size (" << size << ") != data.length() (" << data.length() << ")" << dendl; | |
2404 | return -EIO; | |
2405 | } | |
2406 | ||
2407 | if (copy_obj) { | |
2408 | librados::ObjectWriteOperation wop; | |
2409 | ||
2410 | wop.mtime2(&mtime_ts); | |
2411 | ||
2412 | map<string, bufferlist>::iterator iter; | |
2413 | for (iter = attrs.begin(); iter != attrs.end(); ++iter) { | |
2414 | wop.setxattr(iter->first.c_str(), iter->second); | |
2415 | } | |
2416 | ||
2417 | wop.write(0, data); | |
2418 | ||
2419 | ioctx.locator_set_key(locator); | |
9f95a23c | 2420 | rgw_rados_operate(ioctx, oid, &wop, null_yield); |
7c673cae FG |
2421 | } |
2422 | ||
2423 | if (remove_bad) { | |
2424 | ioctx.locator_set_key(string()); | |
2425 | ||
2426 | ret = ioctx.remove(oid); | |
2427 | if (ret < 0) { | |
2428 | lderr(cct) << "ERROR: failed to remove original bad object" << dendl; | |
2429 | return ret; | |
2430 | } | |
2431 | } | |
2432 | ||
2433 | return 0; | |
2434 | } | |
2435 | ||
2436 | int RGWRados::move_rados_obj(librados::IoCtx& src_ioctx, | |
2437 | const string& src_oid, const string& src_locator, | |
2438 | librados::IoCtx& dst_ioctx, | |
2439 | const string& dst_oid, const string& dst_locator) | |
2440 | { | |
2441 | ||
2442 | #define COPY_BUF_SIZE (4 * 1024 * 1024) | |
2443 | bool done = false; | |
2444 | uint64_t chunk_size = COPY_BUF_SIZE; | |
2445 | uint64_t ofs = 0; | |
2446 | int ret = 0; | |
2447 | real_time mtime; | |
2448 | struct timespec mtime_ts; | |
2449 | uint64_t size; | |
2450 | ||
2451 | if (src_oid == dst_oid && src_locator == dst_locator) { | |
2452 | return 0; | |
2453 | } | |
2454 | ||
2455 | src_ioctx.locator_set_key(src_locator); | |
2456 | dst_ioctx.locator_set_key(dst_locator); | |
2457 | ||
2458 | do { | |
2459 | bufferlist data; | |
2460 | ObjectReadOperation rop; | |
2461 | ObjectWriteOperation wop; | |
2462 | ||
2463 | if (ofs == 0) { | |
2464 | rop.stat2(&size, &mtime_ts, NULL); | |
2465 | mtime = real_clock::from_timespec(mtime_ts); | |
2466 | } | |
2467 | rop.read(ofs, chunk_size, &data, NULL); | |
9f95a23c | 2468 | ret = rgw_rados_operate(src_ioctx, src_oid, &rop, &data, null_yield); |
7c673cae FG |
2469 | if (ret < 0) { |
2470 | goto done_err; | |
2471 | } | |
2472 | ||
2473 | if (data.length() == 0) { | |
2474 | break; | |
2475 | } | |
2476 | ||
2477 | if (ofs == 0) { | |
2478 | wop.create(true); /* make it exclusive */ | |
2479 | wop.mtime2(&mtime_ts); | |
2480 | mtime = real_clock::from_timespec(mtime_ts); | |
2481 | } | |
2482 | wop.write(ofs, data); | |
9f95a23c | 2483 | ret = rgw_rados_operate(dst_ioctx, dst_oid, &wop, null_yield); |
11fdf7f2 TL |
2484 | if (ret < 0) { |
2485 | goto done_err; | |
2486 | } | |
7c673cae FG |
2487 | ofs += data.length(); |
2488 | done = data.length() != chunk_size; | |
2489 | } while (!done); | |
2490 | ||
2491 | if (ofs != size) { | |
2492 | lderr(cct) << "ERROR: " << __func__ << ": copying " << src_oid << " -> " << dst_oid | |
2493 | << ": expected " << size << " bytes to copy, ended up with " << ofs << dendl; | |
2494 | ret = -EIO; | |
2495 | goto done_err; | |
2496 | } | |
2497 | ||
2498 | src_ioctx.remove(src_oid); | |
2499 | ||
2500 | return 0; | |
2501 | ||
2502 | done_err: | |
11fdf7f2 | 2503 | // TODO: clean up dst_oid if we created it |
7c673cae FG |
2504 | lderr(cct) << "ERROR: failed to copy " << src_oid << " -> " << dst_oid << dendl; |
2505 | return ret; | |
2506 | } | |
2507 | ||
2508 | /* | |
2509 | * fixes an issue where head objects were supposed to have a locator created, but ended | |
2510 | * up without one | |
2511 | */ | |
9f95a23c | 2512 | int RGWRados::fix_tail_obj_locator(const RGWBucketInfo& bucket_info, rgw_obj_key& key, bool fix, bool *need_fix, optional_yield y) |
7c673cae FG |
2513 | { |
2514 | const rgw_bucket& bucket = bucket_info.bucket; | |
2515 | rgw_obj obj(bucket, key); | |
2516 | ||
2517 | if (need_fix) { | |
2518 | *need_fix = false; | |
2519 | } | |
2520 | ||
2521 | rgw_rados_ref ref; | |
2522 | int r = get_obj_head_ref(bucket_info, obj, &ref); | |
2523 | if (r < 0) { | |
2524 | return r; | |
2525 | } | |
2526 | ||
2527 | RGWObjState *astate = NULL; | |
9f95a23c TL |
2528 | RGWObjectCtx rctx(this->store); |
2529 | r = get_obj_state(&rctx, bucket_info, obj, &astate, false, y); | |
7c673cae FG |
2530 | if (r < 0) |
2531 | return r; | |
2532 | ||
9f95a23c | 2533 | if (astate->manifest) { |
7c673cae | 2534 | RGWObjManifest::obj_iterator miter; |
9f95a23c | 2535 | RGWObjManifest& manifest = *astate->manifest; |
7c673cae FG |
2536 | for (miter = manifest.obj_begin(); miter != manifest.obj_end(); ++miter) { |
2537 | rgw_raw_obj raw_loc = miter.get_location().get_raw_obj(this); | |
2538 | rgw_obj loc; | |
2539 | string oid; | |
2540 | string locator; | |
2541 | ||
9f95a23c | 2542 | RGWSI_Tier_RADOS::raw_obj_to_obj(manifest.get_tail_placement().bucket, raw_loc, &loc); |
7c673cae FG |
2543 | |
2544 | if (loc.key.ns.empty()) { | |
2545 | /* continue, we're only interested in tail objects */ | |
2546 | continue; | |
2547 | } | |
2548 | ||
9f95a23c TL |
2549 | auto& ioctx = ref.pool.ioctx(); |
2550 | ||
7c673cae | 2551 | get_obj_bucket_and_oid_loc(loc, oid, locator); |
9f95a23c | 2552 | ref.pool.ioctx().locator_set_key(locator); |
7c673cae FG |
2553 | |
2554 | ldout(cct, 20) << __func__ << ": key=" << key << " oid=" << oid << " locator=" << locator << dendl; | |
2555 | ||
9f95a23c | 2556 | r = ioctx.stat(oid, NULL, NULL); |
7c673cae FG |
2557 | if (r != -ENOENT) { |
2558 | continue; | |
2559 | } | |
2560 | ||
2561 | string bad_loc; | |
2562 | prepend_bucket_marker(bucket, loc.key.name, bad_loc); | |
2563 | ||
2564 | /* create a new ioctx with the bad locator */ | |
2565 | librados::IoCtx src_ioctx; | |
9f95a23c | 2566 | src_ioctx.dup(ioctx); |
7c673cae FG |
2567 | src_ioctx.locator_set_key(bad_loc); |
2568 | ||
2569 | r = src_ioctx.stat(oid, NULL, NULL); | |
2570 | if (r != 0) { | |
2571 | /* cannot find a broken part */ | |
2572 | continue; | |
2573 | } | |
2574 | ldout(cct, 20) << __func__ << ": found bad object part: " << loc << dendl; | |
2575 | if (need_fix) { | |
2576 | *need_fix = true; | |
2577 | } | |
2578 | if (fix) { | |
9f95a23c | 2579 | r = move_rados_obj(src_ioctx, oid, bad_loc, ioctx, oid, locator); |
7c673cae FG |
2580 | if (r < 0) { |
2581 | lderr(cct) << "ERROR: copy_rados_obj() on oid=" << oid << " returned r=" << r << dendl; | |
2582 | } | |
2583 | } | |
2584 | } | |
2585 | } | |
2586 | ||
2587 | return 0; | |
2588 | } | |
2589 | ||
f64942e4 AA |
2590 | int RGWRados::BucketShard::init(const rgw_bucket& _bucket, |
2591 | const rgw_obj& obj, | |
2592 | RGWBucketInfo* bucket_info_out) | |
7c673cae FG |
2593 | { |
2594 | bucket = _bucket; | |
2595 | ||
11fdf7f2 | 2596 | auto obj_ctx = store->svc.sysobj->init_obj_ctx(); |
7c673cae FG |
2597 | |
2598 | RGWBucketInfo bucket_info; | |
f64942e4 AA |
2599 | RGWBucketInfo* bucket_info_p = |
2600 | bucket_info_out ? bucket_info_out : &bucket_info; | |
2601 | ||
9f95a23c | 2602 | int ret = store->get_bucket_instance_info(obj_ctx, bucket, *bucket_info_p, NULL, NULL, null_yield); |
7c673cae FG |
2603 | if (ret < 0) { |
2604 | return ret; | |
2605 | } | |
2606 | ||
9f95a23c TL |
2607 | string oid; |
2608 | ||
2609 | ret = store->svc.bi_rados->open_bucket_index_shard(*bucket_info_p, obj.get_hash_object(), &bucket_obj, &shard_id); | |
7c673cae FG |
2610 | if (ret < 0) { |
2611 | ldout(store->ctx(), 0) << "ERROR: open_bucket_index_shard() returned ret=" << ret << dendl; | |
2612 | return ret; | |
2613 | } | |
9f95a23c | 2614 | ldout(store->ctx(), 20) << " bucket index object: " << bucket_obj.get_raw_obj() << dendl; |
7c673cae FG |
2615 | |
2616 | return 0; | |
2617 | } | |
2618 | ||
f64942e4 AA |
2619 | int RGWRados::BucketShard::init(const rgw_bucket& _bucket, |
2620 | int sid, | |
2621 | RGWBucketInfo* bucket_info_out) | |
7c673cae FG |
2622 | { |
2623 | bucket = _bucket; | |
2624 | shard_id = sid; | |
2625 | ||
11fdf7f2 | 2626 | auto obj_ctx = store->svc.sysobj->init_obj_ctx(); |
7c673cae FG |
2627 | |
2628 | RGWBucketInfo bucket_info; | |
f64942e4 AA |
2629 | RGWBucketInfo* bucket_info_p = |
2630 | bucket_info_out ? bucket_info_out : &bucket_info; | |
9f95a23c | 2631 | int ret = store->get_bucket_instance_info(obj_ctx, bucket, *bucket_info_p, NULL, NULL, null_yield); |
7c673cae FG |
2632 | if (ret < 0) { |
2633 | return ret; | |
2634 | } | |
2635 | ||
9f95a23c TL |
2636 | string oid; |
2637 | ||
2638 | ret = store->svc.bi_rados->open_bucket_index_shard(*bucket_info_p, shard_id, &bucket_obj); | |
7c673cae FG |
2639 | if (ret < 0) { |
2640 | ldout(store->ctx(), 0) << "ERROR: open_bucket_index_shard() returned ret=" << ret << dendl; | |
2641 | return ret; | |
2642 | } | |
9f95a23c | 2643 | ldout(store->ctx(), 20) << " bucket index oid: " << bucket_obj.get_raw_obj() << dendl; |
7c673cae FG |
2644 | |
2645 | return 0; | |
2646 | } | |
2647 | ||
a8e16298 TL |
2648 | int RGWRados::BucketShard::init(const RGWBucketInfo& bucket_info, |
2649 | const rgw_obj& obj) | |
2650 | { | |
2651 | bucket = bucket_info.bucket; | |
2652 | ||
9f95a23c TL |
2653 | int ret = store->svc.bi_rados->open_bucket_index_shard(bucket_info, |
2654 | obj.get_hash_object(), | |
2655 | &bucket_obj, | |
2656 | &shard_id); | |
a8e16298 TL |
2657 | if (ret < 0) { |
2658 | ldout(store->ctx(), 0) << "ERROR: open_bucket_index_shard() returned ret=" << ret << dendl; | |
2659 | return ret; | |
2660 | } | |
2661 | ldout(store->ctx(), 20) << " bucket index object: " << bucket_obj << dendl; | |
2662 | ||
2663 | return 0; | |
2664 | } | |
2665 | ||
b32b8144 FG |
2666 | int RGWRados::BucketShard::init(const RGWBucketInfo& bucket_info, int sid) |
2667 | { | |
2668 | bucket = bucket_info.bucket; | |
2669 | shard_id = sid; | |
2670 | ||
9f95a23c | 2671 | int ret = store->svc.bi_rados->open_bucket_index_shard(bucket_info, shard_id, &bucket_obj); |
b32b8144 FG |
2672 | if (ret < 0) { |
2673 | ldout(store->ctx(), 0) << "ERROR: open_bucket_index_shard() returned ret=" << ret << dendl; | |
2674 | return ret; | |
2675 | } | |
2676 | ldout(store->ctx(), 20) << " bucket index object: " << bucket_obj << dendl; | |
2677 | ||
2678 | return 0; | |
2679 | } | |
2680 | ||
7c673cae FG |
2681 | |
2682 | /* Execute @handler on last item in bucket listing for bucket specified | |
2683 | * in @bucket_info. @obj_prefix and @obj_delim narrow down the listing | |
2684 | * to objects matching these criterias. */ | |
2685 | int RGWRados::on_last_entry_in_listing(RGWBucketInfo& bucket_info, | |
2686 | const std::string& obj_prefix, | |
2687 | const std::string& obj_delim, | |
2688 | std::function<int(const rgw_bucket_dir_entry&)> handler) | |
2689 | { | |
2690 | RGWRados::Bucket target(this, bucket_info); | |
2691 | RGWRados::Bucket::List list_op(&target); | |
2692 | ||
2693 | list_op.params.prefix = obj_prefix; | |
2694 | list_op.params.delim = obj_delim; | |
2695 | ||
2696 | ldout(cct, 20) << "iterating listing for bucket=" << bucket_info.bucket.name | |
2697 | << ", obj_prefix=" << obj_prefix | |
2698 | << ", obj_delim=" << obj_delim | |
2699 | << dendl; | |
2700 | ||
2701 | bool is_truncated = false; | |
2702 | ||
2703 | boost::optional<rgw_bucket_dir_entry> last_entry; | |
2704 | /* We need to rewind to the last object in a listing. */ | |
2705 | do { | |
2706 | /* List bucket entries in chunks. */ | |
2707 | static constexpr int MAX_LIST_OBJS = 100; | |
2708 | std::vector<rgw_bucket_dir_entry> entries(MAX_LIST_OBJS); | |
2709 | ||
2710 | int ret = list_op.list_objects(MAX_LIST_OBJS, &entries, nullptr, | |
9f95a23c | 2711 | &is_truncated, null_yield); |
7c673cae FG |
2712 | if (ret < 0) { |
2713 | return ret; | |
2714 | } else if (!entries.empty()) { | |
2715 | last_entry = entries.back(); | |
2716 | } | |
2717 | } while (is_truncated); | |
2718 | ||
2719 | if (last_entry) { | |
2720 | return handler(*last_entry); | |
2721 | } | |
2722 | ||
2723 | /* Empty listing - no items we can run handler on. */ | |
2724 | return 0; | |
2725 | } | |
2726 | ||
2727 | ||
2728 | int RGWRados::swift_versioning_copy(RGWObjectCtx& obj_ctx, | |
2729 | const rgw_user& user, | |
2730 | RGWBucketInfo& bucket_info, | |
9f95a23c TL |
2731 | rgw_obj& obj, |
2732 | const DoutPrefixProvider *dpp, | |
2733 | optional_yield y) | |
7c673cae FG |
2734 | { |
2735 | if (! swift_versioning_enabled(bucket_info)) { | |
2736 | return 0; | |
2737 | } | |
2738 | ||
11fdf7f2 | 2739 | obj_ctx.set_atomic(obj); |
7c673cae FG |
2740 | |
2741 | RGWObjState * state = nullptr; | |
9f95a23c | 2742 | int r = get_obj_state(&obj_ctx, bucket_info, obj, &state, false, y); |
7c673cae FG |
2743 | if (r < 0) { |
2744 | return r; | |
2745 | } | |
2746 | ||
2747 | if (!state->exists) { | |
2748 | return 0; | |
2749 | } | |
2750 | ||
7c673cae FG |
2751 | const string& src_name = obj.get_oid(); |
2752 | char buf[src_name.size() + 32]; | |
2753 | struct timespec ts = ceph::real_clock::to_timespec(state->mtime); | |
2754 | snprintf(buf, sizeof(buf), "%03x%s/%lld.%06ld", (int)src_name.size(), | |
2755 | src_name.c_str(), (long long)ts.tv_sec, ts.tv_nsec / 1000); | |
2756 | ||
2757 | RGWBucketInfo dest_bucket_info; | |
2758 | ||
9f95a23c | 2759 | r = get_bucket_info(&svc, bucket_info.bucket.tenant, bucket_info.swift_ver_location, dest_bucket_info, NULL, null_yield, NULL); |
7c673cae FG |
2760 | if (r < 0) { |
2761 | ldout(cct, 10) << "failed to read dest bucket info: r=" << r << dendl; | |
2762 | if (r == -ENOENT) { | |
2763 | return -ERR_PRECONDITION_FAILED; | |
2764 | } | |
2765 | return r; | |
2766 | } | |
2767 | ||
2768 | if (dest_bucket_info.owner != bucket_info.owner) { | |
2769 | return -ERR_PRECONDITION_FAILED; | |
2770 | } | |
2771 | ||
2772 | rgw_obj dest_obj(dest_bucket_info.bucket, buf); | |
11fdf7f2 TL |
2773 | |
2774 | if (dest_bucket_info.versioning_enabled()){ | |
2775 | gen_rand_obj_instance_name(&dest_obj); | |
2776 | } | |
2777 | ||
2778 | obj_ctx.set_atomic(dest_obj); | |
7c673cae | 2779 | |
9f95a23c | 2780 | rgw_zone_id no_zone; |
7c673cae FG |
2781 | |
2782 | r = copy_obj(obj_ctx, | |
2783 | user, | |
7c673cae FG |
2784 | NULL, /* req_info *info */ |
2785 | no_zone, | |
2786 | dest_obj, | |
2787 | obj, | |
2788 | dest_bucket_info, | |
2789 | bucket_info, | |
11fdf7f2 | 2790 | bucket_info.placement_rule, |
7c673cae FG |
2791 | NULL, /* time_t *src_mtime */ |
2792 | NULL, /* time_t *mtime */ | |
2793 | NULL, /* const time_t *mod_ptr */ | |
2794 | NULL, /* const time_t *unmod_ptr */ | |
2795 | false, /* bool high_precision_time */ | |
2796 | NULL, /* const char *if_match */ | |
2797 | NULL, /* const char *if_nomatch */ | |
2798 | RGWRados::ATTRSMOD_NONE, | |
2799 | true, /* bool copy_if_newer */ | |
2800 | state->attrset, | |
11fdf7f2 | 2801 | RGWObjCategory::Main, |
7c673cae FG |
2802 | 0, /* uint64_t olh_epoch */ |
2803 | real_time(), /* time_t delete_at */ | |
2804 | NULL, /* string *version_id */ | |
2805 | NULL, /* string *ptag */ | |
2806 | NULL, /* string *petag */ | |
7c673cae | 2807 | NULL, /* void (*progress_cb)(off_t, void *) */ |
9f95a23c TL |
2808 | NULL, /* void *progress_data */ |
2809 | dpp, | |
2810 | null_yield); | |
7c673cae FG |
2811 | if (r == -ECANCELED || r == -ENOENT) { |
2812 | /* Has already been overwritten, meaning another rgw process already | |
2813 | * copied it out */ | |
2814 | return 0; | |
2815 | } | |
2816 | ||
2817 | return r; | |
2818 | } | |
2819 | ||
9f95a23c | 2820 | int RGWRados::swift_versioning_restore(RGWObjectCtx& obj_ctx, |
7c673cae FG |
2821 | const rgw_user& user, |
2822 | RGWBucketInfo& bucket_info, | |
2823 | rgw_obj& obj, | |
9f95a23c TL |
2824 | bool& restored, /* out */ |
2825 | const DoutPrefixProvider *dpp) | |
7c673cae FG |
2826 | { |
2827 | if (! swift_versioning_enabled(bucket_info)) { | |
2828 | return 0; | |
2829 | } | |
2830 | ||
2831 | /* Bucket info of the bucket that stores previous versions of our object. */ | |
2832 | RGWBucketInfo archive_binfo; | |
2833 | ||
9f95a23c | 2834 | int ret = get_bucket_info(&svc, bucket_info.bucket.tenant, |
7c673cae | 2835 | bucket_info.swift_ver_location, archive_binfo, |
9f95a23c | 2836 | nullptr, null_yield, nullptr); |
7c673cae FG |
2837 | if (ret < 0) { |
2838 | return ret; | |
2839 | } | |
2840 | ||
2841 | /* Abort the operation if the bucket storing our archive belongs to someone | |
2842 | * else. This is a limitation in comparison to Swift as we aren't taking ACLs | |
2843 | * into consideration. For we can live with that. | |
2844 | * | |
2845 | * TODO: delegate this check to un upper layer and compare with ACLs. */ | |
2846 | if (bucket_info.owner != archive_binfo.owner) { | |
2847 | return -EPERM; | |
2848 | } | |
2849 | ||
2850 | /* This code will be executed on latest version of the object. */ | |
2851 | const auto handler = [&](const rgw_bucket_dir_entry& entry) -> int { | |
9f95a23c | 2852 | rgw_zone_id no_zone; |
7c673cae FG |
2853 | |
2854 | /* We don't support object versioning of Swift API on those buckets that | |
2855 | * are already versioned using the S3 mechanism. This affects also bucket | |
2856 | * storing archived objects. Otherwise the delete operation would create | |
2857 | * a deletion marker. */ | |
2858 | if (archive_binfo.versioned()) { | |
2859 | restored = false; | |
2860 | return -ERR_PRECONDITION_FAILED; | |
2861 | } | |
2862 | ||
2863 | /* We are requesting ATTRSMOD_NONE so the attr attribute is perfectly | |
2864 | * irrelevant and may be safely skipped. */ | |
2865 | std::map<std::string, ceph::bufferlist> no_attrs; | |
2866 | ||
2867 | rgw_obj archive_obj(archive_binfo.bucket, entry.key); | |
11fdf7f2 TL |
2868 | |
2869 | if (bucket_info.versioning_enabled()){ | |
2870 | gen_rand_obj_instance_name(&obj); | |
2871 | } | |
2872 | ||
2873 | obj_ctx.set_atomic(archive_obj); | |
2874 | obj_ctx.set_atomic(obj); | |
7c673cae FG |
2875 | |
2876 | int ret = copy_obj(obj_ctx, | |
2877 | user, | |
7c673cae FG |
2878 | nullptr, /* req_info *info */ |
2879 | no_zone, | |
2880 | obj, /* dest obj */ | |
2881 | archive_obj, /* src obj */ | |
2882 | bucket_info, /* dest bucket info */ | |
2883 | archive_binfo, /* src bucket info */ | |
11fdf7f2 | 2884 | bucket_info.placement_rule, /* placement_rule */ |
7c673cae FG |
2885 | nullptr, /* time_t *src_mtime */ |
2886 | nullptr, /* time_t *mtime */ | |
2887 | nullptr, /* const time_t *mod_ptr */ | |
2888 | nullptr, /* const time_t *unmod_ptr */ | |
2889 | false, /* bool high_precision_time */ | |
2890 | nullptr, /* const char *if_match */ | |
2891 | nullptr, /* const char *if_nomatch */ | |
2892 | RGWRados::ATTRSMOD_NONE, | |
2893 | true, /* bool copy_if_newer */ | |
2894 | no_attrs, | |
11fdf7f2 | 2895 | RGWObjCategory::Main, |
7c673cae FG |
2896 | 0, /* uint64_t olh_epoch */ |
2897 | real_time(), /* time_t delete_at */ | |
2898 | nullptr, /* string *version_id */ | |
2899 | nullptr, /* string *ptag */ | |
2900 | nullptr, /* string *petag */ | |
7c673cae | 2901 | nullptr, /* void (*progress_cb)(off_t, void *) */ |
9f95a23c TL |
2902 | nullptr, /* void *progress_data */ |
2903 | dpp, | |
2904 | null_yield); | |
7c673cae FG |
2905 | if (ret == -ECANCELED || ret == -ENOENT) { |
2906 | /* Has already been overwritten, meaning another rgw process already | |
2907 | * copied it out */ | |
2908 | return 0; | |
2909 | } else if (ret < 0) { | |
2910 | return ret; | |
2911 | } else { | |
2912 | restored = true; | |
2913 | } | |
2914 | ||
2915 | /* Need to remove the archived copy. */ | |
2916 | ret = delete_obj(obj_ctx, archive_binfo, archive_obj, | |
2917 | archive_binfo.versioning_status()); | |
2918 | ||
2919 | return ret; | |
2920 | }; | |
2921 | ||
2922 | const std::string& obj_name = obj.get_oid(); | |
2923 | const auto prefix = boost::str(boost::format("%03x%s") % obj_name.size() | |
2924 | % obj_name); | |
2925 | ||
2926 | return on_last_entry_in_listing(archive_binfo, prefix, std::string(), | |
2927 | handler); | |
2928 | } | |
2929 | ||
7c673cae | 2930 | int RGWRados::Object::Write::_do_write_meta(uint64_t size, uint64_t accounted_size, |
181888fb FG |
2931 | map<string, bufferlist>& attrs, |
2932 | bool assume_noent, bool modify_tail, | |
9f95a23c | 2933 | void *_index_op, optional_yield y) |
7c673cae FG |
2934 | { |
2935 | RGWRados::Bucket::UpdateIndex *index_op = static_cast<RGWRados::Bucket::UpdateIndex *>(_index_op); | |
7c673cae FG |
2936 | RGWRados *store = target->get_store(); |
2937 | ||
2938 | ObjectWriteOperation op; | |
11fdf7f2 TL |
2939 | #ifdef WITH_LTTNG |
2940 | const struct req_state* s = get_req_state(); | |
2941 | string req_id; | |
2942 | if (!s) { | |
2943 | // fake req_id | |
2944 | req_id = store->svc.zone_utils->unique_id(store->get_new_req_id()); | |
2945 | } else { | |
2946 | req_id = s->req_id; | |
2947 | } | |
2948 | #endif | |
7c673cae FG |
2949 | |
2950 | RGWObjState *state; | |
9f95a23c | 2951 | int r = target->get_state(&state, false, y, assume_noent); |
7c673cae FG |
2952 | if (r < 0) |
2953 | return r; | |
2954 | ||
2955 | rgw_obj& obj = target->get_obj(); | |
2956 | ||
2957 | if (obj.get_oid().empty()) { | |
2958 | ldout(store->ctx(), 0) << "ERROR: " << __func__ << "(): cannot write object with empty name" << dendl; | |
2959 | return -EIO; | |
2960 | } | |
2961 | ||
224ce89b | 2962 | rgw_rados_ref ref; |
7c673cae FG |
2963 | r = store->get_obj_head_ref(target->get_bucket_info(), obj, &ref); |
2964 | if (r < 0) | |
2965 | return r; | |
2966 | ||
2967 | bool is_olh = state->is_olh; | |
2968 | ||
2969 | bool reset_obj = (meta.flags & PUT_OBJ_CREATE) != 0; | |
2970 | ||
2971 | const string *ptag = meta.ptag; | |
2972 | if (!ptag && !index_op->get_optag()->empty()) { | |
2973 | ptag = index_op->get_optag(); | |
2974 | } | |
9f95a23c | 2975 | r = target->prepare_atomic_modification(op, reset_obj, ptag, meta.if_match, meta.if_nomatch, false, modify_tail, y); |
7c673cae FG |
2976 | if (r < 0) |
2977 | return r; | |
2978 | ||
2979 | if (real_clock::is_zero(meta.set_mtime)) { | |
2980 | meta.set_mtime = real_clock::now(); | |
2981 | } | |
2982 | ||
eafe8130 TL |
2983 | if (target->bucket_info.obj_lock_enabled() && target->bucket_info.obj_lock.has_rule() && meta.flags == PUT_OBJ_CREATE) { |
2984 | auto iter = attrs.find(RGW_ATTR_OBJECT_RETENTION); | |
2985 | if (iter == attrs.end()) { | |
2986 | real_time lock_until_date = target->bucket_info.obj_lock.get_lock_until_date(meta.set_mtime); | |
2987 | string mode = target->bucket_info.obj_lock.get_mode(); | |
2988 | RGWObjectRetention obj_retention(mode, lock_until_date); | |
2989 | bufferlist bl; | |
2990 | obj_retention.encode(bl); | |
2991 | op.setxattr(RGW_ATTR_OBJECT_RETENTION, bl); | |
2992 | } | |
2993 | } | |
2994 | ||
7c673cae FG |
2995 | if (state->is_olh) { |
2996 | op.setxattr(RGW_ATTR_OLH_ID_TAG, state->olh_tag); | |
2997 | } | |
2998 | ||
2999 | struct timespec mtime_ts = real_clock::to_timespec(meta.set_mtime); | |
3000 | op.mtime2(&mtime_ts); | |
3001 | ||
3002 | if (meta.data) { | |
3003 | /* if we want to overwrite the data, we also want to overwrite the | |
3004 | xattrs, so just remove the object */ | |
3005 | op.write_full(*meta.data); | |
3006 | } | |
3007 | ||
3008 | string etag; | |
3009 | string content_type; | |
3010 | bufferlist acl_bl; | |
11fdf7f2 | 3011 | string storage_class; |
7c673cae FG |
3012 | |
3013 | map<string, bufferlist>::iterator iter; | |
3014 | if (meta.rmattrs) { | |
3015 | for (iter = meta.rmattrs->begin(); iter != meta.rmattrs->end(); ++iter) { | |
3016 | const string& name = iter->first; | |
3017 | op.rmxattr(name.c_str()); | |
3018 | } | |
3019 | } | |
3020 | ||
3021 | if (meta.manifest) { | |
11fdf7f2 TL |
3022 | storage_class = meta.manifest->get_tail_placement().placement_rule.storage_class; |
3023 | ||
7c673cae FG |
3024 | /* remove existing manifest attr */ |
3025 | iter = attrs.find(RGW_ATTR_MANIFEST); | |
3026 | if (iter != attrs.end()) | |
3027 | attrs.erase(iter); | |
3028 | ||
3029 | bufferlist bl; | |
11fdf7f2 | 3030 | encode(*meta.manifest, bl); |
7c673cae FG |
3031 | op.setxattr(RGW_ATTR_MANIFEST, bl); |
3032 | } | |
3033 | ||
3034 | for (iter = attrs.begin(); iter != attrs.end(); ++iter) { | |
3035 | const string& name = iter->first; | |
3036 | bufferlist& bl = iter->second; | |
3037 | ||
3038 | if (!bl.length()) | |
3039 | continue; | |
3040 | ||
3041 | op.setxattr(name.c_str(), bl); | |
3042 | ||
3043 | if (name.compare(RGW_ATTR_ETAG) == 0) { | |
11fdf7f2 | 3044 | etag = rgw_bl_str(bl); |
7c673cae | 3045 | } else if (name.compare(RGW_ATTR_CONTENT_TYPE) == 0) { |
11fdf7f2 | 3046 | content_type = rgw_bl_str(bl); |
7c673cae FG |
3047 | } else if (name.compare(RGW_ATTR_ACL) == 0) { |
3048 | acl_bl = bl; | |
3049 | } | |
3050 | } | |
3051 | if (attrs.find(RGW_ATTR_PG_VER) == attrs.end()) { | |
3052 | cls_rgw_obj_store_pg_ver(op, RGW_ATTR_PG_VER); | |
3053 | } | |
3054 | ||
3055 | if (attrs.find(RGW_ATTR_SOURCE_ZONE) == attrs.end()) { | |
3056 | bufferlist bl; | |
11fdf7f2 | 3057 | encode(store->svc.zone->get_zone_short_id(), bl); |
7c673cae FG |
3058 | op.setxattr(RGW_ATTR_SOURCE_ZONE, bl); |
3059 | } | |
3060 | ||
11fdf7f2 TL |
3061 | if (!storage_class.empty()) { |
3062 | bufferlist bl; | |
3063 | bl.append(storage_class); | |
3064 | op.setxattr(RGW_ATTR_STORAGE_CLASS, bl); | |
3065 | } | |
3066 | ||
7c673cae FG |
3067 | if (!op.size()) |
3068 | return 0; | |
3069 | ||
3070 | uint64_t epoch; | |
3071 | int64_t poolid; | |
224ce89b WB |
3072 | bool orig_exists; |
3073 | uint64_t orig_size; | |
3074 | ||
3075 | if (!reset_obj) { //Multipart upload, it has immutable head. | |
3076 | orig_exists = false; | |
3077 | orig_size = 0; | |
3078 | } else { | |
3079 | orig_exists = state->exists; | |
3080 | orig_size = state->accounted_size; | |
3081 | } | |
7c673cae | 3082 | |
91327a77 AA |
3083 | bool versioned_target = (meta.olh_epoch && *meta.olh_epoch > 0) || |
3084 | !obj.key.instance.empty(); | |
7c673cae FG |
3085 | |
3086 | bool versioned_op = (target->versioning_enabled() || is_olh || versioned_target); | |
3087 | ||
3088 | if (versioned_op) { | |
3089 | index_op->set_bilog_flags(RGW_BILOG_FLAG_VERSIONED_OP); | |
3090 | } | |
3091 | ||
3092 | if (!index_op->is_prepared()) { | |
11fdf7f2 | 3093 | tracepoint(rgw_rados, prepare_enter, req_id.c_str()); |
9f95a23c | 3094 | r = index_op->prepare(CLS_RGW_OP_ADD, &state->write_tag, y); |
11fdf7f2 | 3095 | tracepoint(rgw_rados, prepare_exit, req_id.c_str()); |
7c673cae FG |
3096 | if (r < 0) |
3097 | return r; | |
3098 | } | |
3099 | ||
9f95a23c TL |
3100 | auto& ioctx = ref.pool.ioctx(); |
3101 | ||
11fdf7f2 | 3102 | tracepoint(rgw_rados, operate_enter, req_id.c_str()); |
9f95a23c | 3103 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); |
11fdf7f2 | 3104 | tracepoint(rgw_rados, operate_exit, req_id.c_str()); |
7c673cae FG |
3105 | if (r < 0) { /* we can expect to get -ECANCELED if object was replaced under, |
3106 | or -ENOENT if was removed, or -EEXIST if it did not exist | |
3107 | before and now it does */ | |
3108 | if (r == -EEXIST && assume_noent) { | |
3109 | target->invalidate_state(); | |
3110 | return r; | |
3111 | } | |
3112 | goto done_cancel; | |
3113 | } | |
3114 | ||
9f95a23c TL |
3115 | epoch = ioctx.get_last_version(); |
3116 | poolid = ioctx.get_id(); | |
7c673cae FG |
3117 | |
3118 | r = target->complete_atomic_modification(); | |
3119 | if (r < 0) { | |
3120 | ldout(store->ctx(), 0) << "ERROR: complete_atomic_modification returned r=" << r << dendl; | |
3121 | } | |
3122 | ||
11fdf7f2 | 3123 | tracepoint(rgw_rados, complete_enter, req_id.c_str()); |
7c673cae | 3124 | r = index_op->complete(poolid, epoch, size, accounted_size, |
11fdf7f2 TL |
3125 | meta.set_mtime, etag, content_type, |
3126 | storage_class, &acl_bl, | |
3127 | meta.category, meta.remove_objs, meta.user_data, meta.appendable); | |
3128 | tracepoint(rgw_rados, complete_exit, req_id.c_str()); | |
7c673cae FG |
3129 | if (r < 0) |
3130 | goto done_cancel; | |
3131 | ||
3132 | if (meta.mtime) { | |
3133 | *meta.mtime = meta.set_mtime; | |
3134 | } | |
3135 | ||
3136 | /* note that index_op was using state so we couldn't invalidate it earlier */ | |
3137 | target->invalidate_state(); | |
3138 | state = NULL; | |
3139 | ||
91327a77 | 3140 | if (versioned_op && meta.olh_epoch) { |
9f95a23c | 3141 | r = store->set_olh(target->get_ctx(), target->get_bucket_info(), obj, false, NULL, *meta.olh_epoch, real_time(), false, y, meta.zones_trace); |
7c673cae FG |
3142 | if (r < 0) { |
3143 | return r; | |
3144 | } | |
3145 | } | |
3146 | ||
3147 | if (!real_clock::is_zero(meta.delete_at)) { | |
3148 | rgw_obj_index_key obj_key; | |
3149 | obj.key.get_index_key(&obj_key); | |
3150 | ||
9f95a23c TL |
3151 | r = store->obj_expirer->hint_add(meta.delete_at, obj.bucket.tenant, obj.bucket.name, |
3152 | obj.bucket.bucket_id, obj_key); | |
7c673cae FG |
3153 | if (r < 0) { |
3154 | ldout(store->ctx(), 0) << "ERROR: objexp_hint_add() returned r=" << r << ", object will not get removed" << dendl; | |
3155 | /* ignoring error, nothing we can do at this point */ | |
3156 | } | |
3157 | } | |
3158 | meta.canceled = false; | |
3159 | ||
3160 | /* update quota cache */ | |
3efd9988 FG |
3161 | if (meta.completeMultipart){ |
3162 | store->quota_handler->update_stats(meta.owner, obj.bucket, (orig_exists ? 0 : 1), | |
3163 | 0, orig_size); | |
3164 | } | |
3165 | else { | |
3166 | store->quota_handler->update_stats(meta.owner, obj.bucket, (orig_exists ? 0 : 1), | |
3167 | accounted_size, orig_size); | |
3168 | } | |
7c673cae FG |
3169 | return 0; |
3170 | ||
3171 | done_cancel: | |
3172 | int ret = index_op->cancel(); | |
3173 | if (ret < 0) { | |
3174 | ldout(store->ctx(), 0) << "ERROR: index_op.cancel()() returned ret=" << ret << dendl; | |
3175 | } | |
3176 | ||
3177 | meta.canceled = true; | |
3178 | ||
3179 | /* we lost in a race. There are a few options: | |
3180 | * - existing object was rewritten (ECANCELED) | |
3181 | * - non existing object was created (EEXIST) | |
3182 | * - object was removed (ENOENT) | |
3183 | * should treat it as a success | |
3184 | */ | |
3185 | if (meta.if_match == NULL && meta.if_nomatch == NULL) { | |
3186 | if (r == -ECANCELED || r == -ENOENT || r == -EEXIST) { | |
3187 | r = 0; | |
3188 | } | |
3189 | } else { | |
3190 | if (meta.if_match != NULL) { | |
3191 | // only overwrite existing object | |
3192 | if (strcmp(meta.if_match, "*") == 0) { | |
3193 | if (r == -ENOENT) { | |
3194 | r = -ERR_PRECONDITION_FAILED; | |
3195 | } else if (r == -ECANCELED) { | |
3196 | r = 0; | |
3197 | } | |
3198 | } | |
3199 | } | |
3200 | ||
3201 | if (meta.if_nomatch != NULL) { | |
3202 | // only create a new object | |
3203 | if (strcmp(meta.if_nomatch, "*") == 0) { | |
3204 | if (r == -EEXIST) { | |
3205 | r = -ERR_PRECONDITION_FAILED; | |
3206 | } else if (r == -ENOENT) { | |
3207 | r = 0; | |
3208 | } | |
3209 | } | |
3210 | } | |
3211 | } | |
3212 | ||
3213 | return r; | |
3214 | } | |
3215 | ||
3216 | int RGWRados::Object::Write::write_meta(uint64_t size, uint64_t accounted_size, | |
9f95a23c | 3217 | map<string, bufferlist>& attrs, optional_yield y) |
7c673cae FG |
3218 | { |
3219 | RGWBucketInfo& bucket_info = target->get_bucket_info(); | |
3220 | ||
3221 | RGWRados::Bucket bop(target->get_store(), bucket_info); | |
3222 | RGWRados::Bucket::UpdateIndex index_op(&bop, target->get_obj()); | |
31f18b77 FG |
3223 | index_op.set_zones_trace(meta.zones_trace); |
3224 | ||
7c673cae FG |
3225 | bool assume_noent = (meta.if_match == NULL && meta.if_nomatch == NULL); |
3226 | int r; | |
3227 | if (assume_noent) { | |
9f95a23c | 3228 | r = _do_write_meta(size, accounted_size, attrs, assume_noent, meta.modify_tail, (void *)&index_op, y); |
7c673cae FG |
3229 | if (r == -EEXIST) { |
3230 | assume_noent = false; | |
3231 | } | |
3232 | } | |
3233 | if (!assume_noent) { | |
9f95a23c | 3234 | r = _do_write_meta(size, accounted_size, attrs, assume_noent, meta.modify_tail, (void *)&index_op, y); |
7c673cae FG |
3235 | } |
3236 | return r; | |
3237 | } | |
3238 | ||
11fdf7f2 | 3239 | class RGWRadosPutObj : public RGWHTTPStreamRWRequest::ReceiveCB |
7c673cae FG |
3240 | { |
3241 | CephContext* cct; | |
3242 | rgw_obj obj; | |
11fdf7f2 | 3243 | rgw::putobj::DataProcessor *filter; |
7c673cae | 3244 | boost::optional<RGWPutObj_Compress>& compressor; |
11fdf7f2 | 3245 | boost::optional<rgw::putobj::ChunkProcessor> buffering; |
7c673cae | 3246 | CompressorRef& plugin; |
11fdf7f2 | 3247 | rgw::putobj::ObjectProcessor *processor; |
7c673cae FG |
3248 | void (*progress_cb)(off_t, void *); |
3249 | void *progress_data; | |
3250 | bufferlist extra_data_bl; | |
11fdf7f2 TL |
3251 | uint64_t extra_data_left{0}; |
3252 | bool need_to_process_attrs{true}; | |
3253 | uint64_t data_len{0}; | |
7c673cae | 3254 | map<string, bufferlist> src_attrs; |
11fdf7f2 TL |
3255 | uint64_t ofs{0}; |
3256 | uint64_t lofs{0}; /* logical ofs */ | |
9f95a23c | 3257 | std::function<int(map<string, bufferlist>&)> attrs_handler; |
7c673cae FG |
3258 | public: |
3259 | RGWRadosPutObj(CephContext* cct, | |
3260 | CompressorRef& plugin, | |
3261 | boost::optional<RGWPutObj_Compress>& compressor, | |
11fdf7f2 | 3262 | rgw::putobj::ObjectProcessor *p, |
7c673cae | 3263 | void (*_progress_cb)(off_t, void *), |
11fdf7f2 | 3264 | void *_progress_data, |
9f95a23c | 3265 | std::function<int(map<string, bufferlist>&)> _attrs_handler) : |
7c673cae FG |
3266 | cct(cct), |
3267 | filter(p), | |
3268 | compressor(compressor), | |
3269 | plugin(plugin), | |
3270 | processor(p), | |
7c673cae FG |
3271 | progress_cb(_progress_cb), |
3272 | progress_data(_progress_data), | |
11fdf7f2 | 3273 | attrs_handler(_attrs_handler) {} |
7c673cae FG |
3274 | |
3275 | int process_attrs(void) { | |
3276 | if (extra_data_bl.length()) { | |
3277 | JSONParser jp; | |
3278 | if (!jp.parse(extra_data_bl.c_str(), extra_data_bl.length())) { | |
3279 | ldout(cct, 0) << "failed to parse response extra data. len=" << extra_data_bl.length() << " data=" << extra_data_bl.c_str() << dendl; | |
3280 | return -EIO; | |
3281 | } | |
3282 | ||
3283 | JSONDecoder::decode_json("attrs", src_attrs, &jp); | |
3284 | ||
3285 | src_attrs.erase(RGW_ATTR_COMPRESSION); | |
3286 | src_attrs.erase(RGW_ATTR_MANIFEST); // not interested in original object layout | |
a8e16298 TL |
3287 | |
3288 | // filter out olh attributes | |
3289 | auto iter = src_attrs.lower_bound(RGW_ATTR_OLH_PREFIX); | |
3290 | while (iter != src_attrs.end()) { | |
3291 | if (!boost::algorithm::starts_with(iter->first, RGW_ATTR_OLH_PREFIX)) { | |
3292 | break; | |
3293 | } | |
3294 | iter = src_attrs.erase(iter); | |
3295 | } | |
7c673cae FG |
3296 | } |
3297 | ||
11fdf7f2 TL |
3298 | int ret = attrs_handler(src_attrs); |
3299 | if (ret < 0) { | |
3300 | return ret; | |
3301 | } | |
3302 | ||
7c673cae FG |
3303 | if (plugin && src_attrs.find(RGW_ATTR_CRYPT_MODE) == src_attrs.end()) { |
3304 | //do not compress if object is encrypted | |
3305 | compressor = boost::in_place(cct, plugin, filter); | |
11fdf7f2 TL |
3306 | // add a filter that buffers data so we don't try to compress tiny blocks. |
3307 | // libcurl reads in 16k at a time, and we need at least 64k to get a good | |
3308 | // compression ratio | |
28e407b8 AA |
3309 | constexpr unsigned buffer_size = 512 * 1024; |
3310 | buffering = boost::in_place(&*compressor, buffer_size); | |
3311 | filter = &*buffering; | |
7c673cae | 3312 | } |
11fdf7f2 TL |
3313 | |
3314 | need_to_process_attrs = false; | |
3315 | ||
7c673cae FG |
3316 | return 0; |
3317 | } | |
3318 | ||
11fdf7f2 | 3319 | int handle_data(bufferlist& bl, bool *pause) override { |
7c673cae | 3320 | if (progress_cb) { |
11fdf7f2 | 3321 | progress_cb(data_len, progress_data); |
7c673cae | 3322 | } |
b32b8144 | 3323 | if (extra_data_left) { |
11fdf7f2 | 3324 | uint64_t extra_len = bl.length(); |
b32b8144 FG |
3325 | if (extra_len > extra_data_left) |
3326 | extra_len = extra_data_left; | |
7c673cae FG |
3327 | |
3328 | bufferlist extra; | |
3329 | bl.splice(0, extra_len, &extra); | |
3330 | extra_data_bl.append(extra); | |
3331 | ||
b32b8144 FG |
3332 | extra_data_left -= extra_len; |
3333 | if (extra_data_left == 0) { | |
7c673cae FG |
3334 | int res = process_attrs(); |
3335 | if (res < 0) | |
3336 | return res; | |
3337 | } | |
11fdf7f2 | 3338 | ofs += extra_len; |
7c673cae FG |
3339 | if (bl.length() == 0) { |
3340 | return 0; | |
3341 | } | |
3342 | } | |
11fdf7f2 TL |
3343 | if (need_to_process_attrs) { |
3344 | /* need to call process_attrs() even if we don't get any attrs, | |
3345 | * need it to call attrs_handler(). | |
3346 | */ | |
3347 | int res = process_attrs(); | |
3348 | if (res < 0) { | |
3349 | return res; | |
3350 | } | |
3351 | } | |
7c673cae | 3352 | |
11fdf7f2 | 3353 | ceph_assert(uint64_t(ofs) >= extra_data_len); |
7c673cae | 3354 | |
11fdf7f2 TL |
3355 | uint64_t size = bl.length(); |
3356 | ofs += size; | |
7c673cae | 3357 | |
11fdf7f2 TL |
3358 | const uint64_t lofs = data_len; |
3359 | data_len += size; | |
7c673cae | 3360 | |
11fdf7f2 | 3361 | return filter->process(std::move(bl), lofs); |
7c673cae FG |
3362 | } |
3363 | ||
28e407b8 | 3364 | int flush() { |
11fdf7f2 | 3365 | return filter->process({}, data_len); |
28e407b8 AA |
3366 | } |
3367 | ||
7c673cae FG |
3368 | bufferlist& get_extra_data() { return extra_data_bl; } |
3369 | ||
3370 | map<string, bufferlist>& get_attrs() { return src_attrs; } | |
3371 | ||
3372 | void set_extra_data_len(uint64_t len) override { | |
b32b8144 | 3373 | extra_data_left = len; |
11fdf7f2 | 3374 | RGWHTTPStreamRWRequest::ReceiveCB::set_extra_data_len(len); |
7c673cae FG |
3375 | } |
3376 | ||
3377 | uint64_t get_data_len() { | |
3378 | return data_len; | |
3379 | } | |
7c673cae FG |
3380 | }; |
3381 | ||
3382 | /* | |
3383 | * prepare attrset depending on attrs_mod. | |
3384 | */ | |
3385 | static void set_copy_attrs(map<string, bufferlist>& src_attrs, | |
3386 | map<string, bufferlist>& attrs, | |
3387 | RGWRados::AttrsMod attrs_mod) | |
3388 | { | |
3389 | switch (attrs_mod) { | |
3390 | case RGWRados::ATTRSMOD_NONE: | |
3391 | attrs = src_attrs; | |
3392 | break; | |
3393 | case RGWRados::ATTRSMOD_REPLACE: | |
3394 | if (!attrs[RGW_ATTR_ETAG].length()) { | |
3395 | attrs[RGW_ATTR_ETAG] = src_attrs[RGW_ATTR_ETAG]; | |
3396 | } | |
181888fb FG |
3397 | if (!attrs[RGW_ATTR_TAIL_TAG].length()) { |
3398 | auto ttiter = src_attrs.find(RGW_ATTR_TAIL_TAG); | |
3399 | if (ttiter != src_attrs.end()) { | |
3400 | attrs[RGW_ATTR_TAIL_TAG] = src_attrs[RGW_ATTR_TAIL_TAG]; | |
3401 | } | |
3402 | } | |
7c673cae FG |
3403 | break; |
3404 | case RGWRados::ATTRSMOD_MERGE: | |
3405 | for (map<string, bufferlist>::iterator it = src_attrs.begin(); it != src_attrs.end(); ++it) { | |
3406 | if (attrs.find(it->first) == attrs.end()) { | |
3407 | attrs[it->first] = it->second; | |
3408 | } | |
3409 | } | |
3410 | break; | |
3411 | } | |
3412 | } | |
3413 | ||
9f95a23c | 3414 | int RGWRados::rewrite_obj(RGWBucketInfo& dest_bucket_info, const rgw_obj& obj, const DoutPrefixProvider *dpp, optional_yield y) |
7c673cae FG |
3415 | { |
3416 | map<string, bufferlist> attrset; | |
3417 | ||
3418 | real_time mtime; | |
3419 | uint64_t obj_size; | |
9f95a23c | 3420 | RGWObjectCtx rctx(this->store); |
7c673cae FG |
3421 | |
3422 | RGWRados::Object op_target(this, dest_bucket_info, rctx, obj); | |
3423 | RGWRados::Object::Read read_op(&op_target); | |
3424 | ||
3425 | read_op.params.attrs = &attrset; | |
3426 | read_op.params.lastmod = &mtime; | |
3427 | read_op.params.obj_size = &obj_size; | |
3428 | ||
9f95a23c | 3429 | int ret = read_op.prepare(y); |
7c673cae FG |
3430 | if (ret < 0) |
3431 | return ret; | |
3432 | ||
3433 | attrset.erase(RGW_ATTR_ID_TAG); | |
181888fb | 3434 | attrset.erase(RGW_ATTR_TAIL_TAG); |
7c673cae | 3435 | |
11fdf7f2 TL |
3436 | return copy_obj_data(rctx, dest_bucket_info, dest_bucket_info.placement_rule, |
3437 | read_op, obj_size - 1, obj, NULL, mtime, attrset, | |
9f95a23c | 3438 | 0, real_time(), NULL, dpp, y); |
7c673cae FG |
3439 | } |
3440 | ||
3441 | struct obj_time_weight { | |
3442 | real_time mtime; | |
3443 | uint32_t zone_short_id; | |
3444 | uint64_t pg_ver; | |
3445 | bool high_precision; | |
3446 | ||
3447 | obj_time_weight() : zone_short_id(0), pg_ver(0), high_precision(false) {} | |
3448 | ||
3449 | bool compare_low_precision(const obj_time_weight& rhs) { | |
3450 | struct timespec l = ceph::real_clock::to_timespec(mtime); | |
3451 | struct timespec r = ceph::real_clock::to_timespec(rhs.mtime); | |
3452 | l.tv_nsec = 0; | |
3453 | r.tv_nsec = 0; | |
3454 | if (l > r) { | |
3455 | return false; | |
3456 | } | |
3457 | if (l < r) { | |
3458 | return true; | |
3459 | } | |
11fdf7f2 TL |
3460 | if (!zone_short_id || !rhs.zone_short_id) { |
3461 | /* don't compare zone ids, if one wasn't provided */ | |
3462 | return false; | |
3463 | } | |
7c673cae FG |
3464 | if (zone_short_id != rhs.zone_short_id) { |
3465 | return (zone_short_id < rhs.zone_short_id); | |
3466 | } | |
3467 | return (pg_ver < rhs.pg_ver); | |
3468 | ||
3469 | } | |
3470 | ||
3471 | bool operator<(const obj_time_weight& rhs) { | |
3472 | if (!high_precision || !rhs.high_precision) { | |
3473 | return compare_low_precision(rhs); | |
3474 | } | |
3475 | if (mtime > rhs.mtime) { | |
3476 | return false; | |
3477 | } | |
3478 | if (mtime < rhs.mtime) { | |
3479 | return true; | |
3480 | } | |
11fdf7f2 TL |
3481 | if (!zone_short_id || !rhs.zone_short_id) { |
3482 | /* don't compare zone ids, if one wasn't provided */ | |
3483 | return false; | |
3484 | } | |
7c673cae FG |
3485 | if (zone_short_id != rhs.zone_short_id) { |
3486 | return (zone_short_id < rhs.zone_short_id); | |
3487 | } | |
3488 | return (pg_ver < rhs.pg_ver); | |
3489 | } | |
3490 | ||
3491 | void init(const real_time& _mtime, uint32_t _short_id, uint64_t _pg_ver) { | |
3492 | mtime = _mtime; | |
3493 | zone_short_id = _short_id; | |
3494 | pg_ver = _pg_ver; | |
3495 | } | |
3496 | ||
3497 | void init(RGWObjState *state) { | |
3498 | mtime = state->mtime; | |
3499 | zone_short_id = state->zone_short_id; | |
3500 | pg_ver = state->pg_ver; | |
3501 | } | |
3502 | }; | |
3503 | ||
3504 | inline ostream& operator<<(ostream& out, const obj_time_weight &o) { | |
3505 | out << o.mtime; | |
3506 | ||
3507 | if (o.zone_short_id != 0 || o.pg_ver != 0) { | |
3508 | out << "[zid=" << o.zone_short_id << ", pgv=" << o.pg_ver << "]"; | |
3509 | } | |
3510 | ||
3511 | return out; | |
3512 | } | |
3513 | ||
11fdf7f2 | 3514 | class RGWGetExtraDataCB : public RGWHTTPStreamRWRequest::ReceiveCB { |
7c673cae FG |
3515 | bufferlist extra_data; |
3516 | public: | |
3517 | RGWGetExtraDataCB() {} | |
11fdf7f2 TL |
3518 | int handle_data(bufferlist& bl, bool *pause) override { |
3519 | int bl_len = (int)bl.length(); | |
7c673cae FG |
3520 | if (extra_data.length() < extra_data_len) { |
3521 | off_t max = extra_data_len - extra_data.length(); | |
3522 | if (max > bl_len) { | |
3523 | max = bl_len; | |
3524 | } | |
3525 | bl.splice(0, max, &extra_data); | |
3526 | } | |
3527 | return bl_len; | |
3528 | } | |
3529 | ||
3530 | bufferlist& get_extra_data() { | |
3531 | return extra_data; | |
3532 | } | |
3533 | }; | |
3534 | ||
3535 | int RGWRados::stat_remote_obj(RGWObjectCtx& obj_ctx, | |
3536 | const rgw_user& user_id, | |
7c673cae | 3537 | req_info *info, |
9f95a23c | 3538 | const rgw_zone_id& source_zone, |
7c673cae | 3539 | rgw_obj& src_obj, |
9f95a23c | 3540 | const RGWBucketInfo *src_bucket_info, |
7c673cae FG |
3541 | real_time *src_mtime, |
3542 | uint64_t *psize, | |
3543 | const real_time *mod_ptr, | |
3544 | const real_time *unmod_ptr, | |
3545 | bool high_precision_time, | |
3546 | const char *if_match, | |
3547 | const char *if_nomatch, | |
3548 | map<string, bufferlist> *pattrs, | |
11fdf7f2 | 3549 | map<string, string> *pheaders, |
7c673cae FG |
3550 | string *version_id, |
3551 | string *ptag, | |
3552 | string *petag) | |
3553 | { | |
3554 | /* source is in a different zonegroup, copy from there */ | |
3555 | ||
3556 | RGWRESTStreamRWRequest *in_stream_req; | |
3557 | string tag; | |
3558 | map<string, bufferlist> src_attrs; | |
3559 | append_rand_alpha(cct, tag, tag, 32); | |
3560 | obj_time_weight set_mtime_weight; | |
3561 | set_mtime_weight.high_precision = high_precision_time; | |
3562 | ||
3563 | RGWRESTConn *conn; | |
3564 | if (source_zone.empty()) { | |
9f95a23c | 3565 | if (!src_bucket_info || src_bucket_info->zonegroup.empty()) { |
7c673cae | 3566 | /* source is in the master zonegroup */ |
11fdf7f2 | 3567 | conn = svc.zone->get_master_conn(); |
7c673cae | 3568 | } else { |
11fdf7f2 | 3569 | auto& zonegroup_conn_map = svc.zone->get_zonegroup_conn_map(); |
9f95a23c | 3570 | map<string, RGWRESTConn *>::iterator iter = zonegroup_conn_map.find(src_bucket_info->zonegroup); |
7c673cae FG |
3571 | if (iter == zonegroup_conn_map.end()) { |
3572 | ldout(cct, 0) << "could not find zonegroup connection to zonegroup: " << source_zone << dendl; | |
3573 | return -ENOENT; | |
3574 | } | |
3575 | conn = iter->second; | |
3576 | } | |
3577 | } else { | |
11fdf7f2 | 3578 | auto& zone_conn_map = svc.zone->get_zone_conn_map(); |
9f95a23c | 3579 | auto iter = zone_conn_map.find(source_zone); |
7c673cae FG |
3580 | if (iter == zone_conn_map.end()) { |
3581 | ldout(cct, 0) << "could not find zone connection to zone: " << source_zone << dendl; | |
3582 | return -ENOENT; | |
3583 | } | |
3584 | conn = iter->second; | |
3585 | } | |
3586 | ||
3587 | RGWGetExtraDataCB cb; | |
7c673cae FG |
3588 | map<string, string> req_headers; |
3589 | real_time set_mtime; | |
3590 | ||
3591 | const real_time *pmod = mod_ptr; | |
3592 | ||
3593 | obj_time_weight dest_mtime_weight; | |
3594 | ||
181888fb FG |
3595 | constexpr bool prepend_meta = true; |
3596 | constexpr bool get_op = true; | |
3597 | constexpr bool rgwx_stat = true; | |
3598 | constexpr bool sync_manifest = true; | |
3599 | constexpr bool skip_decrypt = true; | |
7c673cae FG |
3600 | int ret = conn->get_obj(user_id, info, src_obj, pmod, unmod_ptr, |
3601 | dest_mtime_weight.zone_short_id, dest_mtime_weight.pg_ver, | |
181888fb | 3602 | prepend_meta, get_op, rgwx_stat, |
11fdf7f2 TL |
3603 | sync_manifest, skip_decrypt, |
3604 | true, &cb, &in_stream_req); | |
7c673cae FG |
3605 | if (ret < 0) { |
3606 | return ret; | |
3607 | } | |
3608 | ||
11fdf7f2 | 3609 | ret = conn->complete_request(in_stream_req, nullptr, &set_mtime, psize, nullptr, pheaders); |
7c673cae FG |
3610 | if (ret < 0) { |
3611 | return ret; | |
3612 | } | |
3613 | ||
3614 | bufferlist& extra_data_bl = cb.get_extra_data(); | |
3615 | if (extra_data_bl.length()) { | |
3616 | JSONParser jp; | |
3617 | if (!jp.parse(extra_data_bl.c_str(), extra_data_bl.length())) { | |
3618 | ldout(cct, 0) << "failed to parse response extra data. len=" << extra_data_bl.length() << " data=" << extra_data_bl.c_str() << dendl; | |
3619 | return -EIO; | |
3620 | } | |
3621 | ||
3622 | JSONDecoder::decode_json("attrs", src_attrs, &jp); | |
3623 | ||
3624 | src_attrs.erase(RGW_ATTR_MANIFEST); // not interested in original object layout | |
3625 | } | |
3626 | ||
3627 | if (src_mtime) { | |
3628 | *src_mtime = set_mtime; | |
3629 | } | |
3630 | ||
3631 | if (petag) { | |
3632 | map<string, bufferlist>::iterator iter = src_attrs.find(RGW_ATTR_ETAG); | |
3633 | if (iter != src_attrs.end()) { | |
3634 | bufferlist& etagbl = iter->second; | |
3635 | *petag = etagbl.to_str(); | |
11fdf7f2 TL |
3636 | while (petag->size() > 0 && (*petag)[petag->size() - 1] == '\0') { |
3637 | *petag = petag->substr(0, petag->size() - 1); | |
3638 | } | |
7c673cae FG |
3639 | } |
3640 | } | |
3641 | ||
3642 | if (pattrs) { | |
11fdf7f2 | 3643 | *pattrs = std::move(src_attrs); |
7c673cae FG |
3644 | } |
3645 | ||
3646 | return 0; | |
3647 | } | |
3648 | ||
9f95a23c TL |
3649 | int RGWFetchObjFilter_Default::filter(CephContext *cct, |
3650 | const rgw_obj_key& source_key, | |
3651 | const RGWBucketInfo& dest_bucket_info, | |
3652 | std::optional<rgw_placement_rule> dest_placement_rule, | |
3653 | const map<string, bufferlist>& obj_attrs, | |
3654 | std::optional<rgw_user> *poverride_owner, | |
3655 | const rgw_placement_rule **prule) | |
3656 | { | |
3657 | const rgw_placement_rule *ptail_rule = (dest_placement_rule ? &(*dest_placement_rule) : nullptr); | |
3658 | if (!ptail_rule) { | |
3659 | auto iter = obj_attrs.find(RGW_ATTR_STORAGE_CLASS); | |
3660 | if (iter != obj_attrs.end()) { | |
3661 | dest_rule.storage_class = iter->second.to_str(); | |
3662 | dest_rule.inherit_from(dest_bucket_info.placement_rule); | |
3663 | ptail_rule = &dest_rule; | |
3664 | } else { | |
3665 | ptail_rule = &dest_bucket_info.placement_rule; | |
3666 | } | |
3667 | } | |
3668 | *prule = ptail_rule; | |
3669 | return 0; | |
3670 | } | |
3671 | ||
7c673cae FG |
3672 | int RGWRados::fetch_remote_obj(RGWObjectCtx& obj_ctx, |
3673 | const rgw_user& user_id, | |
7c673cae | 3674 | req_info *info, |
9f95a23c | 3675 | const rgw_zone_id& source_zone, |
11fdf7f2 TL |
3676 | const rgw_obj& dest_obj, |
3677 | const rgw_obj& src_obj, | |
9f95a23c TL |
3678 | const RGWBucketInfo& dest_bucket_info, |
3679 | const RGWBucketInfo *src_bucket_info, | |
11fdf7f2 | 3680 | std::optional<rgw_placement_rule> dest_placement_rule, |
7c673cae FG |
3681 | real_time *src_mtime, |
3682 | real_time *mtime, | |
3683 | const real_time *mod_ptr, | |
3684 | const real_time *unmod_ptr, | |
3685 | bool high_precision_time, | |
3686 | const char *if_match, | |
3687 | const char *if_nomatch, | |
3688 | AttrsMod attrs_mod, | |
3689 | bool copy_if_newer, | |
3690 | map<string, bufferlist>& attrs, | |
3691 | RGWObjCategory category, | |
11fdf7f2 | 3692 | std::optional<uint64_t> olh_epoch, |
7c673cae | 3693 | real_time delete_at, |
7c673cae | 3694 | string *ptag, |
11fdf7f2 | 3695 | string *petag, |
7c673cae | 3696 | void (*progress_cb)(off_t, void *), |
31f18b77 | 3697 | void *progress_data, |
9f95a23c TL |
3698 | const DoutPrefixProvider *dpp, |
3699 | RGWFetchObjFilter *filter, | |
81eedcae TL |
3700 | rgw_zone_set *zones_trace, |
3701 | std::optional<uint64_t>* bytes_transferred) | |
7c673cae FG |
3702 | { |
3703 | /* source is in a different zonegroup, copy from there */ | |
3704 | ||
3705 | RGWRESTStreamRWRequest *in_stream_req; | |
3706 | string tag; | |
3707 | int i; | |
3708 | append_rand_alpha(cct, tag, tag, 32); | |
3709 | obj_time_weight set_mtime_weight; | |
3710 | set_mtime_weight.high_precision = high_precision_time; | |
11fdf7f2 | 3711 | int ret; |
7c673cae | 3712 | |
9f95a23c | 3713 | rgw::BlockingAioThrottle aio(cct->_conf->rgw_put_obj_min_window_size); |
11fdf7f2 | 3714 | using namespace rgw::putobj; |
9f95a23c TL |
3715 | AtomicObjectProcessor processor(&aio, this->store, dest_bucket_info, nullptr, user_id, |
3716 | obj_ctx, dest_obj, olh_epoch, tag, dpp, null_yield); | |
7c673cae | 3717 | RGWRESTConn *conn; |
11fdf7f2 TL |
3718 | auto& zone_conn_map = svc.zone->get_zone_conn_map(); |
3719 | auto& zonegroup_conn_map = svc.zone->get_zonegroup_conn_map(); | |
7c673cae | 3720 | if (source_zone.empty()) { |
9f95a23c | 3721 | if (!src_bucket_info || src_bucket_info->zonegroup.empty()) { |
7c673cae | 3722 | /* source is in the master zonegroup */ |
11fdf7f2 | 3723 | conn = svc.zone->get_master_conn(); |
7c673cae | 3724 | } else { |
9f95a23c | 3725 | map<string, RGWRESTConn *>::iterator iter = zonegroup_conn_map.find(src_bucket_info->zonegroup); |
7c673cae FG |
3726 | if (iter == zonegroup_conn_map.end()) { |
3727 | ldout(cct, 0) << "could not find zonegroup connection to zonegroup: " << source_zone << dendl; | |
3728 | return -ENOENT; | |
3729 | } | |
3730 | conn = iter->second; | |
3731 | } | |
3732 | } else { | |
9f95a23c | 3733 | auto iter = zone_conn_map.find(source_zone); |
7c673cae FG |
3734 | if (iter == zone_conn_map.end()) { |
3735 | ldout(cct, 0) << "could not find zone connection to zone: " << source_zone << dendl; | |
11fdf7f2 | 3736 | return -ENOENT; |
7c673cae | 3737 | } |
11fdf7f2 | 3738 | conn = iter->second; |
7c673cae FG |
3739 | } |
3740 | ||
3741 | boost::optional<RGWPutObj_Compress> compressor; | |
3742 | CompressorRef plugin; | |
3743 | ||
9f95a23c TL |
3744 | RGWFetchObjFilter_Default source_filter; |
3745 | if (!filter) { | |
3746 | filter = &source_filter; | |
3747 | } | |
3748 | ||
3749 | std::optional<rgw_user> override_owner; | |
3750 | ||
11fdf7f2 | 3751 | RGWRadosPutObj cb(cct, plugin, compressor, &processor, progress_cb, progress_data, |
9f95a23c TL |
3752 | [&](map<string, bufferlist>& obj_attrs) { |
3753 | const rgw_placement_rule *ptail_rule; | |
3754 | ||
3755 | int ret = filter->filter(cct, | |
3756 | src_obj.key, | |
3757 | dest_bucket_info, | |
3758 | dest_placement_rule, | |
3759 | obj_attrs, | |
3760 | &override_owner, | |
3761 | &ptail_rule); | |
3762 | if (ret < 0) { | |
3763 | ldout(cct, 5) << "Aborting fetch: source object filter returned ret=" << ret << dendl; | |
3764 | return ret; | |
11fdf7f2 | 3765 | } |
9f95a23c TL |
3766 | |
3767 | processor.set_tail_placement(*ptail_rule); | |
3768 | ||
11fdf7f2 TL |
3769 | const auto& compression_type = svc.zone->get_zone_params().get_compression_type(*ptail_rule); |
3770 | if (compression_type != "none") { | |
3771 | plugin = Compressor::create(cct, compression_type); | |
3772 | if (!plugin) { | |
3773 | ldout(cct, 1) << "Cannot load plugin for compression type " | |
3774 | << compression_type << dendl; | |
3775 | } | |
3776 | } | |
3777 | ||
9f95a23c | 3778 | ret = processor.prepare(null_yield); |
11fdf7f2 TL |
3779 | if (ret < 0) { |
3780 | return ret; | |
3781 | } | |
3782 | return 0; | |
3783 | }); | |
7c673cae FG |
3784 | |
3785 | string etag; | |
7c673cae | 3786 | real_time set_mtime; |
81eedcae | 3787 | uint64_t expected_size = 0; |
7c673cae FG |
3788 | |
3789 | RGWObjState *dest_state = NULL; | |
3790 | ||
3791 | const real_time *pmod = mod_ptr; | |
3792 | ||
3793 | obj_time_weight dest_mtime_weight; | |
3794 | ||
3795 | if (copy_if_newer) { | |
3796 | /* need to get mtime for destination */ | |
9f95a23c | 3797 | ret = get_obj_state(&obj_ctx, dest_bucket_info, dest_obj, &dest_state, false, null_yield); |
7c673cae FG |
3798 | if (ret < 0) |
3799 | goto set_err_state; | |
3800 | ||
3801 | if (!real_clock::is_zero(dest_state->mtime)) { | |
3802 | dest_mtime_weight.init(dest_state); | |
3803 | pmod = &dest_mtime_weight.mtime; | |
3804 | } | |
3805 | } | |
3806 | ||
181888fb FG |
3807 | static constexpr bool prepend_meta = true; |
3808 | static constexpr bool get_op = true; | |
3809 | static constexpr bool rgwx_stat = false; | |
3810 | static constexpr bool sync_manifest = true; | |
3811 | static constexpr bool skip_decrypt = true; | |
7c673cae FG |
3812 | ret = conn->get_obj(user_id, info, src_obj, pmod, unmod_ptr, |
3813 | dest_mtime_weight.zone_short_id, dest_mtime_weight.pg_ver, | |
181888fb | 3814 | prepend_meta, get_op, rgwx_stat, |
11fdf7f2 TL |
3815 | sync_manifest, skip_decrypt, |
3816 | true, | |
3817 | &cb, &in_stream_req); | |
7c673cae FG |
3818 | if (ret < 0) { |
3819 | goto set_err_state; | |
3820 | } | |
3821 | ||
81eedcae TL |
3822 | ret = conn->complete_request(in_stream_req, &etag, &set_mtime, |
3823 | &expected_size, nullptr, nullptr); | |
7c673cae FG |
3824 | if (ret < 0) { |
3825 | goto set_err_state; | |
3826 | } | |
28e407b8 AA |
3827 | ret = cb.flush(); |
3828 | if (ret < 0) { | |
3829 | goto set_err_state; | |
3830 | } | |
81eedcae TL |
3831 | if (cb.get_data_len() != expected_size) { |
3832 | ret = -EIO; | |
3833 | ldout(cct, 0) << "ERROR: object truncated during fetching, expected " | |
3834 | << expected_size << " bytes but received " << cb.get_data_len() << dendl; | |
3835 | goto set_err_state; | |
3836 | } | |
7c673cae FG |
3837 | if (compressor && compressor->is_compressed()) { |
3838 | bufferlist tmp; | |
3839 | RGWCompressionInfo cs_info; | |
3840 | cs_info.compression_type = plugin->get_type_name(); | |
3841 | cs_info.orig_size = cb.get_data_len(); | |
3842 | cs_info.blocks = move(compressor->get_compression_blocks()); | |
11fdf7f2 | 3843 | encode(cs_info, tmp); |
7c673cae FG |
3844 | cb.get_attrs()[RGW_ATTR_COMPRESSION] = tmp; |
3845 | } | |
3846 | ||
9f95a23c TL |
3847 | if (override_owner) { |
3848 | processor.set_owner(*override_owner); | |
3849 | ||
3850 | auto& obj_attrs = cb.get_attrs(); | |
3851 | ||
3852 | RGWUserInfo owner_info; | |
3853 | if (ctl.user->get_info_by_uid(*override_owner, &owner_info, null_yield) < 0) { | |
3854 | ldout(cct, 10) << "owner info does not exist" << dendl; | |
3855 | return -EINVAL; | |
3856 | } | |
3857 | ||
3858 | RGWAccessControlPolicy acl; | |
3859 | ||
3860 | auto aiter = obj_attrs.find(RGW_ATTR_ACL); | |
3861 | if (aiter == obj_attrs.end()) { | |
3862 | ldout(cct, 0) << "WARNING: " << __func__ << "(): object doesn't have ACL attribute, setting default ACLs" << dendl; | |
3863 | acl.create_default(owner_info.user_id, owner_info.display_name); | |
3864 | } else { | |
3865 | auto iter = aiter->second.cbegin(); | |
3866 | try { | |
3867 | acl.decode(iter); | |
3868 | } catch (buffer::error& err) { | |
3869 | ldout(cct, 0) << "ERROR: " << __func__ << "(): could not decode policy, caught buffer::error" << dendl; | |
3870 | return -EIO; | |
3871 | } | |
3872 | } | |
3873 | ||
3874 | ACLOwner new_owner; | |
3875 | new_owner.set_id(*override_owner); | |
3876 | new_owner.set_name(owner_info.display_name); | |
3877 | ||
3878 | acl.set_owner(new_owner); | |
3879 | ||
3880 | bufferlist bl; | |
3881 | acl.encode(bl); | |
3882 | obj_attrs[RGW_ATTR_ACL] = std::move(bl); | |
3883 | } | |
3884 | ||
7c673cae FG |
3885 | if (source_zone.empty()) { /* need to preserve expiration if copy in the same zonegroup */ |
3886 | cb.get_attrs().erase(RGW_ATTR_DELETE_AT); | |
3887 | } else { | |
3888 | map<string, bufferlist>::iterator iter = cb.get_attrs().find(RGW_ATTR_DELETE_AT); | |
3889 | if (iter != cb.get_attrs().end()) { | |
3890 | try { | |
11fdf7f2 | 3891 | decode(delete_at, iter->second); |
7c673cae FG |
3892 | } catch (buffer::error& err) { |
3893 | ldout(cct, 0) << "ERROR: failed to decode delete_at field in intra zone copy" << dendl; | |
3894 | } | |
3895 | } | |
3896 | } | |
3897 | ||
3898 | if (src_mtime) { | |
3899 | *src_mtime = set_mtime; | |
3900 | } | |
3901 | ||
3902 | if (petag) { | |
3903 | const auto iter = cb.get_attrs().find(RGW_ATTR_ETAG); | |
3904 | if (iter != cb.get_attrs().end()) { | |
11fdf7f2 | 3905 | *petag = iter->second.to_str(); |
7c673cae FG |
3906 | } |
3907 | } | |
3908 | ||
11fdf7f2 TL |
3909 | //erase the append attr |
3910 | cb.get_attrs().erase(RGW_ATTR_APPEND_PART_NUM); | |
3911 | ||
7c673cae FG |
3912 | if (source_zone.empty()) { |
3913 | set_copy_attrs(cb.get_attrs(), attrs, attrs_mod); | |
3914 | } else { | |
3915 | attrs = cb.get_attrs(); | |
3916 | } | |
3917 | ||
3918 | if (copy_if_newer) { | |
3919 | uint64_t pg_ver = 0; | |
3920 | auto i = attrs.find(RGW_ATTR_PG_VER); | |
3921 | if (i != attrs.end() && i->second.length() > 0) { | |
11fdf7f2 | 3922 | auto iter = i->second.cbegin(); |
7c673cae | 3923 | try { |
11fdf7f2 | 3924 | decode(pg_ver, iter); |
7c673cae FG |
3925 | } catch (buffer::error& err) { |
3926 | ldout(ctx(), 0) << "ERROR: failed to decode pg ver attribute, ignoring" << dendl; | |
3927 | /* non critical error */ | |
3928 | } | |
3929 | } | |
11fdf7f2 | 3930 | set_mtime_weight.init(set_mtime, svc.zone->get_zone_short_id(), pg_ver); |
7c673cae FG |
3931 | } |
3932 | ||
3933 | #define MAX_COMPLETE_RETRY 100 | |
3934 | for (i = 0; i < MAX_COMPLETE_RETRY; i++) { | |
11fdf7f2 TL |
3935 | bool canceled = false; |
3936 | ret = processor.complete(cb.get_data_len(), etag, mtime, set_mtime, | |
3937 | attrs, delete_at, nullptr, nullptr, nullptr, | |
9f95a23c | 3938 | zones_trace, &canceled, null_yield); |
7c673cae FG |
3939 | if (ret < 0) { |
3940 | goto set_err_state; | |
3941 | } | |
11fdf7f2 | 3942 | if (copy_if_newer && canceled) { |
7c673cae | 3943 | ldout(cct, 20) << "raced with another write of obj: " << dest_obj << dendl; |
11fdf7f2 | 3944 | obj_ctx.invalidate(dest_obj); /* object was overwritten */ |
9f95a23c | 3945 | ret = get_obj_state(&obj_ctx, dest_bucket_info, dest_obj, &dest_state, false, null_yield); |
7c673cae FG |
3946 | if (ret < 0) { |
3947 | ldout(cct, 0) << "ERROR: " << __func__ << ": get_err_state() returned ret=" << ret << dendl; | |
3948 | goto set_err_state; | |
3949 | } | |
3950 | dest_mtime_weight.init(dest_state); | |
3951 | dest_mtime_weight.high_precision = high_precision_time; | |
3952 | if (!dest_state->exists || | |
3953 | dest_mtime_weight < set_mtime_weight) { | |
3954 | ldout(cct, 20) << "retrying writing object mtime=" << set_mtime << " dest_state->mtime=" << dest_state->mtime << " dest_state->exists=" << dest_state->exists << dendl; | |
3955 | continue; | |
3956 | } else { | |
3957 | ldout(cct, 20) << "not retrying writing object mtime=" << set_mtime << " dest_state->mtime=" << dest_state->mtime << " dest_state->exists=" << dest_state->exists << dendl; | |
3958 | } | |
3959 | } | |
3960 | break; | |
3961 | } | |
3962 | ||
3963 | if (i == MAX_COMPLETE_RETRY) { | |
3964 | ldout(cct, 0) << "ERROR: retried object completion too many times, something is wrong!" << dendl; | |
3965 | ret = -EIO; | |
3966 | goto set_err_state; | |
3967 | } | |
3968 | ||
81eedcae TL |
3969 | if (bytes_transferred) { |
3970 | *bytes_transferred = cb.get_data_len(); | |
3971 | } | |
7c673cae FG |
3972 | return 0; |
3973 | set_err_state: | |
3974 | if (copy_if_newer && ret == -ERR_NOT_MODIFIED) { | |
91327a77 AA |
3975 | // we may have already fetched during sync of OP_ADD, but were waiting |
3976 | // for OP_LINK_OLH to call set_olh() with a real olh_epoch | |
3977 | if (olh_epoch && *olh_epoch > 0) { | |
3978 | constexpr bool log_data_change = true; | |
3979 | ret = set_olh(obj_ctx, dest_bucket_info, dest_obj, false, nullptr, | |
9f95a23c | 3980 | *olh_epoch, real_time(), false, null_yield, zones_trace, log_data_change); |
91327a77 AA |
3981 | } else { |
3982 | // we already have the latest copy | |
3983 | ret = 0; | |
3984 | } | |
7c673cae | 3985 | } |
7c673cae FG |
3986 | return ret; |
3987 | } | |
3988 | ||
3989 | ||
3990 | int RGWRados::copy_obj_to_remote_dest(RGWObjState *astate, | |
3991 | map<string, bufferlist>& src_attrs, | |
3992 | RGWRados::Object::Read& read_op, | |
3993 | const rgw_user& user_id, | |
3994 | rgw_obj& dest_obj, | |
3995 | real_time *mtime) | |
3996 | { | |
3997 | string etag; | |
3998 | ||
11fdf7f2 | 3999 | RGWRESTStreamS3PutObj *out_stream_req; |
7c673cae | 4000 | |
11fdf7f2 TL |
4001 | auto rest_master_conn = svc.zone->get_master_conn(); |
4002 | ||
4003 | int ret = rest_master_conn->put_obj_async(user_id, dest_obj, astate->size, src_attrs, true, &out_stream_req); | |
7c673cae | 4004 | if (ret < 0) { |
7c673cae FG |
4005 | return ret; |
4006 | } | |
4007 | ||
9f95a23c | 4008 | ret = read_op.iterate(0, astate->size - 1, out_stream_req->get_out_cb(), null_yield); |
224ce89b WB |
4009 | if (ret < 0) { |
4010 | delete out_stream_req; | |
7c673cae | 4011 | return ret; |
224ce89b | 4012 | } |
7c673cae FG |
4013 | |
4014 | ret = rest_master_conn->complete_request(out_stream_req, etag, mtime); | |
4015 | if (ret < 0) | |
4016 | return ret; | |
4017 | ||
4018 | return 0; | |
4019 | } | |
4020 | ||
4021 | /** | |
4022 | * Copy an object. | |
4023 | * dest_obj: the object to copy into | |
4024 | * src_obj: the object to copy from | |
4025 | * attrs: usage depends on attrs_mod parameter | |
4026 | * attrs_mod: the modification mode of the attrs, may have the following values: | |
4027 | * ATTRSMOD_NONE - the attributes of the source object will be | |
4028 | * copied without modifications, attrs parameter is ignored; | |
4029 | * ATTRSMOD_REPLACE - new object will have the attributes provided by attrs | |
4030 | * parameter, source object attributes are not copied; | |
4031 | * ATTRSMOD_MERGE - any conflicting meta keys on the source object's attributes | |
4032 | * are overwritten by values contained in attrs parameter. | |
4033 | * err: stores any errors resulting from the get of the original object | |
4034 | * Returns: 0 on success, -ERR# otherwise. | |
4035 | */ | |
4036 | int RGWRados::copy_obj(RGWObjectCtx& obj_ctx, | |
4037 | const rgw_user& user_id, | |
7c673cae | 4038 | req_info *info, |
9f95a23c | 4039 | const rgw_zone_id& source_zone, |
7c673cae FG |
4040 | rgw_obj& dest_obj, |
4041 | rgw_obj& src_obj, | |
4042 | RGWBucketInfo& dest_bucket_info, | |
4043 | RGWBucketInfo& src_bucket_info, | |
11fdf7f2 | 4044 | const rgw_placement_rule& dest_placement, |
7c673cae FG |
4045 | real_time *src_mtime, |
4046 | real_time *mtime, | |
4047 | const real_time *mod_ptr, | |
4048 | const real_time *unmod_ptr, | |
4049 | bool high_precision_time, | |
4050 | const char *if_match, | |
4051 | const char *if_nomatch, | |
4052 | AttrsMod attrs_mod, | |
4053 | bool copy_if_newer, | |
4054 | map<string, bufferlist>& attrs, | |
4055 | RGWObjCategory category, | |
4056 | uint64_t olh_epoch, | |
4057 | real_time delete_at, | |
4058 | string *version_id, | |
4059 | string *ptag, | |
11fdf7f2 | 4060 | string *petag, |
7c673cae | 4061 | void (*progress_cb)(off_t, void *), |
9f95a23c TL |
4062 | void *progress_data, |
4063 | const DoutPrefixProvider *dpp, | |
4064 | optional_yield y) | |
7c673cae FG |
4065 | { |
4066 | int ret; | |
4067 | uint64_t obj_size; | |
4068 | rgw_obj shadow_obj = dest_obj; | |
4069 | string shadow_oid; | |
4070 | ||
4071 | bool remote_src; | |
4072 | bool remote_dest; | |
4073 | ||
4074 | append_rand_alpha(cct, dest_obj.get_oid(), shadow_oid, 32); | |
4075 | shadow_obj.init_ns(dest_obj.bucket, shadow_oid, shadow_ns); | |
4076 | ||
11fdf7f2 TL |
4077 | auto& zonegroup = svc.zone->get_zonegroup(); |
4078 | ||
4079 | remote_dest = !zonegroup.equals(dest_bucket_info.zonegroup); | |
4080 | remote_src = !zonegroup.equals(src_bucket_info.zonegroup); | |
7c673cae FG |
4081 | |
4082 | if (remote_src && remote_dest) { | |
9f95a23c | 4083 | ldpp_dout(dpp, 0) << "ERROR: can't copy object when both src and dest buckets are remote" << dendl; |
7c673cae FG |
4084 | return -EINVAL; |
4085 | } | |
4086 | ||
9f95a23c | 4087 | ldpp_dout(dpp, 5) << "Copy object " << src_obj.bucket << ":" << src_obj.get_oid() << " => " << dest_obj.bucket << ":" << dest_obj.get_oid() << dendl; |
7c673cae FG |
4088 | |
4089 | if (remote_src || !source_zone.empty()) { | |
11fdf7f2 | 4090 | return fetch_remote_obj(obj_ctx, user_id, info, source_zone, |
9f95a23c | 4091 | dest_obj, src_obj, dest_bucket_info, &src_bucket_info, |
11fdf7f2 | 4092 | dest_placement, src_mtime, mtime, mod_ptr, |
7c673cae FG |
4093 | unmod_ptr, high_precision_time, |
4094 | if_match, if_nomatch, attrs_mod, copy_if_newer, attrs, category, | |
9f95a23c TL |
4095 | olh_epoch, delete_at, ptag, petag, progress_cb, progress_data, dpp, |
4096 | nullptr /* filter */); | |
7c673cae FG |
4097 | } |
4098 | ||
4099 | map<string, bufferlist> src_attrs; | |
4100 | RGWRados::Object src_op_target(this, src_bucket_info, obj_ctx, src_obj); | |
4101 | RGWRados::Object::Read read_op(&src_op_target); | |
4102 | ||
4103 | read_op.conds.mod_ptr = mod_ptr; | |
4104 | read_op.conds.unmod_ptr = unmod_ptr; | |
4105 | read_op.conds.high_precision_time = high_precision_time; | |
4106 | read_op.conds.if_match = if_match; | |
4107 | read_op.conds.if_nomatch = if_nomatch; | |
4108 | read_op.params.attrs = &src_attrs; | |
4109 | read_op.params.lastmod = src_mtime; | |
4110 | read_op.params.obj_size = &obj_size; | |
7c673cae | 4111 | |
9f95a23c | 4112 | ret = read_op.prepare(y); |
7c673cae FG |
4113 | if (ret < 0) { |
4114 | return ret; | |
4115 | } | |
94b18763 FG |
4116 | if (src_attrs.count(RGW_ATTR_CRYPT_MODE)) { |
4117 | // Current implementation does not follow S3 spec and even | |
4118 | // may result in data corruption silently when copying | |
4119 | // multipart objects acorss pools. So reject COPY operations | |
4120 | //on encrypted objects before it is fully functional. | |
9f95a23c | 4121 | ldpp_dout(dpp, 0) << "ERROR: copy op for encrypted object " << src_obj |
94b18763 FG |
4122 | << " has not been implemented." << dendl; |
4123 | return -ERR_NOT_IMPLEMENTED; | |
4124 | } | |
7c673cae FG |
4125 | |
4126 | src_attrs[RGW_ATTR_ACL] = attrs[RGW_ATTR_ACL]; | |
4127 | src_attrs.erase(RGW_ATTR_DELETE_AT); | |
4128 | ||
4129 | set_copy_attrs(src_attrs, attrs, attrs_mod); | |
4130 | attrs.erase(RGW_ATTR_ID_TAG); | |
4131 | attrs.erase(RGW_ATTR_PG_VER); | |
4132 | attrs.erase(RGW_ATTR_SOURCE_ZONE); | |
4133 | map<string, bufferlist>::iterator cmp = src_attrs.find(RGW_ATTR_COMPRESSION); | |
4134 | if (cmp != src_attrs.end()) | |
4135 | attrs[RGW_ATTR_COMPRESSION] = cmp->second; | |
4136 | ||
4137 | RGWObjManifest manifest; | |
4138 | RGWObjState *astate = NULL; | |
4139 | ||
9f95a23c | 4140 | ret = get_obj_state(&obj_ctx, src_bucket_info, src_obj, &astate, y); |
7c673cae FG |
4141 | if (ret < 0) { |
4142 | return ret; | |
4143 | } | |
4144 | ||
4145 | vector<rgw_raw_obj> ref_objs; | |
4146 | ||
4147 | if (remote_dest) { | |
4148 | /* dest is in a different zonegroup, copy it there */ | |
4149 | return copy_obj_to_remote_dest(astate, attrs, read_op, user_id, dest_obj, mtime); | |
4150 | } | |
4151 | uint64_t max_chunk_size; | |
4152 | ||
4153 | ret = get_max_chunk_size(dest_bucket_info.placement_rule, dest_obj, &max_chunk_size); | |
4154 | if (ret < 0) { | |
9f95a23c | 4155 | ldpp_dout(dpp, 0) << "ERROR: failed to get max_chunk_size() for bucket " << dest_obj.bucket << dendl; |
7c673cae FG |
4156 | return ret; |
4157 | } | |
4158 | ||
4159 | rgw_pool src_pool; | |
4160 | rgw_pool dest_pool; | |
11fdf7f2 TL |
4161 | |
4162 | const rgw_placement_rule *src_rule{nullptr}; | |
4163 | ||
9f95a23c TL |
4164 | if (astate->manifest) { |
4165 | src_rule = &astate->manifest->get_tail_placement().placement_rule; | |
4166 | ldpp_dout(dpp, 20) << __func__ << "(): manifest src_rule=" << src_rule->to_str() << dendl; | |
11fdf7f2 TL |
4167 | } |
4168 | ||
4169 | if (!src_rule || src_rule->empty()) { | |
4170 | src_rule = &src_bucket_info.placement_rule; | |
4171 | } | |
4172 | ||
4173 | if (!get_obj_data_pool(*src_rule, src_obj, &src_pool)) { | |
9f95a23c | 4174 | ldpp_dout(dpp, 0) << "ERROR: failed to locate data pool for " << src_obj << dendl; |
7c673cae FG |
4175 | return -EIO; |
4176 | } | |
11fdf7f2 TL |
4177 | |
4178 | if (!get_obj_data_pool(dest_placement, dest_obj, &dest_pool)) { | |
9f95a23c | 4179 | ldpp_dout(dpp, 0) << "ERROR: failed to locate data pool for " << dest_obj << dendl; |
7c673cae FG |
4180 | return -EIO; |
4181 | } | |
4182 | ||
9f95a23c | 4183 | ldpp_dout(dpp, 20) << __func__ << "(): src_rule=" << src_rule->to_str() << " src_pool=" << src_pool |
11fdf7f2 TL |
4184 | << " dest_rule=" << dest_placement.to_str() << " dest_pool=" << dest_pool << dendl; |
4185 | ||
9f95a23c | 4186 | bool copy_data = (!astate->manifest) || |
11fdf7f2 TL |
4187 | (*src_rule != dest_placement) || |
4188 | (src_pool != dest_pool); | |
7c673cae | 4189 | |
7c673cae | 4190 | bool copy_first = false; |
9f95a23c TL |
4191 | if (astate->manifest) { |
4192 | if (!astate->manifest->has_tail()) { | |
7c673cae FG |
4193 | copy_data = true; |
4194 | } else { | |
9f95a23c | 4195 | uint64_t head_size = astate->manifest->get_head_size(); |
7c673cae FG |
4196 | |
4197 | if (head_size > 0) { | |
4198 | if (head_size > max_chunk_size) { | |
4199 | copy_data = true; | |
4200 | } else { | |
4201 | copy_first = true; | |
4202 | } | |
4203 | } | |
4204 | } | |
4205 | } | |
4206 | ||
4207 | if (petag) { | |
4208 | const auto iter = attrs.find(RGW_ATTR_ETAG); | |
4209 | if (iter != attrs.end()) { | |
11fdf7f2 | 4210 | *petag = iter->second.to_str(); |
7c673cae FG |
4211 | } |
4212 | } | |
4213 | ||
4214 | if (copy_data) { /* refcounting tail wouldn't work here, just copy the data */ | |
11fdf7f2 TL |
4215 | attrs.erase(RGW_ATTR_TAIL_TAG); |
4216 | return copy_obj_data(obj_ctx, dest_bucket_info, dest_placement, read_op, obj_size - 1, dest_obj, | |
9f95a23c | 4217 | mtime, real_time(), attrs, olh_epoch, delete_at, petag, dpp, y); |
7c673cae FG |
4218 | } |
4219 | ||
9f95a23c | 4220 | RGWObjManifest::obj_iterator miter = astate->manifest->obj_begin(); |
7c673cae FG |
4221 | |
4222 | if (copy_first) { // we need to copy first chunk, not increase refcount | |
4223 | ++miter; | |
4224 | } | |
4225 | ||
4226 | rgw_rados_ref ref; | |
4227 | ret = get_raw_obj_ref(miter.get_location().get_raw_obj(this), &ref); | |
4228 | if (ret < 0) { | |
4229 | return ret; | |
4230 | } | |
4231 | ||
7c673cae FG |
4232 | bufferlist first_chunk; |
4233 | ||
4234 | bool copy_itself = (dest_obj == src_obj); | |
4235 | RGWObjManifest *pmanifest; | |
9f95a23c | 4236 | ldpp_dout(dpp, 20) << "dest_obj=" << dest_obj << " src_obj=" << src_obj << " copy_itself=" << (int)copy_itself << dendl; |
7c673cae FG |
4237 | |
4238 | RGWRados::Object dest_op_target(this, dest_bucket_info, obj_ctx, dest_obj); | |
4239 | RGWRados::Object::Write write_op(&dest_op_target); | |
4240 | ||
4241 | string tag; | |
4242 | ||
4243 | if (ptag) { | |
4244 | tag = *ptag; | |
4245 | } | |
4246 | ||
4247 | if (tag.empty()) { | |
4248 | append_rand_alpha(cct, tag, tag, 32); | |
4249 | } | |
4250 | ||
4251 | if (!copy_itself) { | |
181888fb | 4252 | attrs.erase(RGW_ATTR_TAIL_TAG); |
9f95a23c | 4253 | manifest = *astate->manifest; |
7c673cae FG |
4254 | const rgw_bucket_placement& tail_placement = manifest.get_tail_placement(); |
4255 | if (tail_placement.bucket.name.empty()) { | |
4256 | manifest.set_tail_placement(tail_placement.placement_rule, src_obj.bucket); | |
4257 | } | |
3efd9988 | 4258 | string ref_tag; |
9f95a23c | 4259 | for (; miter != astate->manifest->obj_end(); ++miter) { |
7c673cae | 4260 | ObjectWriteOperation op; |
3efd9988 FG |
4261 | ref_tag = tag + '\0'; |
4262 | cls_refcount_get(op, ref_tag, true); | |
7c673cae | 4263 | const rgw_raw_obj& loc = miter.get_location().get_raw_obj(this); |
7c673cae | 4264 | |
9f95a23c TL |
4265 | auto& ioctx = ref.pool.ioctx(); |
4266 | ioctx.locator_set_key(loc.loc); | |
4267 | ||
4268 | ret = rgw_rados_operate(ioctx, loc.oid, &op, null_yield); | |
7c673cae FG |
4269 | if (ret < 0) { |
4270 | goto done_ret; | |
4271 | } | |
4272 | ||
4273 | ref_objs.push_back(loc); | |
4274 | } | |
4275 | ||
4276 | pmanifest = &manifest; | |
4277 | } else { | |
9f95a23c | 4278 | pmanifest = &(*astate->manifest); |
7c673cae FG |
4279 | /* don't send the object's tail for garbage collection */ |
4280 | astate->keep_tail = true; | |
4281 | } | |
4282 | ||
4283 | if (copy_first) { | |
9f95a23c | 4284 | ret = read_op.read(0, max_chunk_size, first_chunk, y); |
7c673cae FG |
4285 | if (ret < 0) { |
4286 | goto done_ret; | |
4287 | } | |
4288 | ||
4289 | pmanifest->set_head(dest_bucket_info.placement_rule, dest_obj, first_chunk.length()); | |
4290 | } else { | |
4291 | pmanifest->set_head(dest_bucket_info.placement_rule, dest_obj, 0); | |
4292 | } | |
4293 | ||
4294 | write_op.meta.data = &first_chunk; | |
4295 | write_op.meta.manifest = pmanifest; | |
4296 | write_op.meta.ptag = &tag; | |
4297 | write_op.meta.owner = dest_bucket_info.owner; | |
4298 | write_op.meta.mtime = mtime; | |
4299 | write_op.meta.flags = PUT_OBJ_CREATE; | |
4300 | write_op.meta.category = category; | |
4301 | write_op.meta.olh_epoch = olh_epoch; | |
4302 | write_op.meta.delete_at = delete_at; | |
181888fb | 4303 | write_op.meta.modify_tail = !copy_itself; |
7c673cae | 4304 | |
9f95a23c | 4305 | ret = write_op.write_meta(obj_size, astate->accounted_size, attrs, y); |
7c673cae FG |
4306 | if (ret < 0) { |
4307 | goto done_ret; | |
4308 | } | |
4309 | ||
4310 | return 0; | |
4311 | ||
4312 | done_ret: | |
4313 | if (!copy_itself) { | |
4314 | vector<rgw_raw_obj>::iterator riter; | |
4315 | ||
7c673cae | 4316 | /* rollback reference */ |
92f5a8d4 | 4317 | string ref_tag = tag + '\0'; |
7c673cae FG |
4318 | for (riter = ref_objs.begin(); riter != ref_objs.end(); ++riter) { |
4319 | ObjectWriteOperation op; | |
92f5a8d4 | 4320 | cls_refcount_put(op, ref_tag, true); |
7c673cae | 4321 | |
9f95a23c | 4322 | ref.pool.ioctx().locator_set_key(riter->loc); |
7c673cae | 4323 | |
9f95a23c | 4324 | int r = rgw_rados_operate(ref.pool.ioctx(), riter->oid, &op, null_yield); |
7c673cae | 4325 | if (r < 0) { |
9f95a23c | 4326 | ldpp_dout(dpp, 0) << "ERROR: cleanup after error failed to drop reference on obj=" << *riter << dendl; |
7c673cae FG |
4327 | } |
4328 | } | |
4329 | } | |
4330 | return ret; | |
4331 | } | |
4332 | ||
4333 | ||
4334 | int RGWRados::copy_obj_data(RGWObjectCtx& obj_ctx, | |
4335 | RGWBucketInfo& dest_bucket_info, | |
11fdf7f2 | 4336 | const rgw_placement_rule& dest_placement, |
7c673cae | 4337 | RGWRados::Object::Read& read_op, off_t end, |
11fdf7f2 | 4338 | const rgw_obj& dest_obj, |
7c673cae FG |
4339 | real_time *mtime, |
4340 | real_time set_mtime, | |
4341 | map<string, bufferlist>& attrs, | |
7c673cae FG |
4342 | uint64_t olh_epoch, |
4343 | real_time delete_at, | |
9f95a23c TL |
4344 | string *petag, |
4345 | const DoutPrefixProvider *dpp, | |
4346 | optional_yield y) | |
7c673cae | 4347 | { |
7c673cae FG |
4348 | string tag; |
4349 | append_rand_alpha(cct, tag, tag, 32); | |
4350 | ||
9f95a23c | 4351 | rgw::BlockingAioThrottle aio(cct->_conf->rgw_put_obj_min_window_size); |
11fdf7f2 | 4352 | using namespace rgw::putobj; |
9f95a23c TL |
4353 | // do not change the null_yield in the initialization of this AtomicObjectProcessor |
4354 | // it causes crashes in the ragweed tests | |
4355 | AtomicObjectProcessor processor(&aio, this->store, dest_bucket_info, &dest_placement, | |
11fdf7f2 | 4356 | dest_bucket_info.owner, obj_ctx, |
9f95a23c TL |
4357 | dest_obj, olh_epoch, tag, dpp, null_yield); |
4358 | int ret = processor.prepare(y); | |
7c673cae FG |
4359 | if (ret < 0) |
4360 | return ret; | |
4361 | ||
4362 | off_t ofs = 0; | |
4363 | ||
4364 | do { | |
4365 | bufferlist bl; | |
9f95a23c | 4366 | ret = read_op.read(ofs, end, bl, y); |
11fdf7f2 | 4367 | if (ret < 0) { |
9f95a23c | 4368 | ldpp_dout(dpp, 0) << "ERROR: fail to read object data, ret = " << ret << dendl; |
11fdf7f2 TL |
4369 | return ret; |
4370 | } | |
7c673cae FG |
4371 | |
4372 | uint64_t read_len = ret; | |
11fdf7f2 TL |
4373 | ret = processor.process(std::move(bl), ofs); |
4374 | if (ret < 0) { | |
4375 | return ret; | |
4376 | } | |
7c673cae FG |
4377 | |
4378 | ofs += read_len; | |
4379 | } while (ofs <= end); | |
4380 | ||
11fdf7f2 TL |
4381 | // flush |
4382 | ret = processor.process({}, ofs); | |
4383 | if (ret < 0) { | |
4384 | return ret; | |
4385 | } | |
4386 | ||
7c673cae FG |
4387 | string etag; |
4388 | auto iter = attrs.find(RGW_ATTR_ETAG); | |
4389 | if (iter != attrs.end()) { | |
4390 | bufferlist& bl = iter->second; | |
11fdf7f2 | 4391 | etag = bl.to_str(); |
7c673cae | 4392 | if (petag) { |
11fdf7f2 | 4393 | *petag = etag; |
7c673cae FG |
4394 | } |
4395 | } | |
4396 | ||
4397 | uint64_t accounted_size; | |
4398 | { | |
4399 | bool compressed{false}; | |
4400 | RGWCompressionInfo cs_info; | |
4401 | ret = rgw_compression_info_from_attrset(attrs, compressed, cs_info); | |
4402 | if (ret < 0) { | |
9f95a23c | 4403 | ldpp_dout(dpp, 0) << "ERROR: failed to read compression info" << dendl; |
7c673cae FG |
4404 | return ret; |
4405 | } | |
4406 | // pass original size if compressed | |
4407 | accounted_size = compressed ? cs_info.orig_size : ofs; | |
4408 | } | |
4409 | ||
11fdf7f2 | 4410 | return processor.complete(accounted_size, etag, mtime, set_mtime, attrs, delete_at, |
9f95a23c | 4411 | nullptr, nullptr, nullptr, nullptr, nullptr, y); |
7c673cae FG |
4412 | } |
4413 | ||
11fdf7f2 TL |
4414 | int RGWRados::transition_obj(RGWObjectCtx& obj_ctx, |
4415 | RGWBucketInfo& bucket_info, | |
4416 | rgw_obj& obj, | |
4417 | const rgw_placement_rule& placement_rule, | |
4418 | const real_time& mtime, | |
9f95a23c TL |
4419 | uint64_t olh_epoch, |
4420 | const DoutPrefixProvider *dpp, | |
4421 | optional_yield y) | |
7c673cae | 4422 | { |
11fdf7f2 TL |
4423 | map<string, bufferlist> attrs; |
4424 | real_time read_mtime; | |
4425 | uint64_t obj_size; | |
7c673cae | 4426 | |
9f95a23c TL |
4427 | obj_ctx.set_atomic(obj); |
4428 | ||
11fdf7f2 TL |
4429 | RGWRados::Object op_target(this, bucket_info, obj_ctx, obj); |
4430 | RGWRados::Object::Read read_op(&op_target); | |
7c673cae | 4431 | |
11fdf7f2 TL |
4432 | read_op.params.attrs = &attrs; |
4433 | read_op.params.lastmod = &read_mtime; | |
4434 | read_op.params.obj_size = &obj_size; | |
7c673cae | 4435 | |
9f95a23c | 4436 | int ret = read_op.prepare(y); |
11fdf7f2 TL |
4437 | if (ret < 0) { |
4438 | return ret; | |
7c673cae FG |
4439 | } |
4440 | ||
11fdf7f2 TL |
4441 | if (read_mtime != mtime) { |
4442 | /* raced */ | |
4443 | return -ECANCELED; | |
7c673cae FG |
4444 | } |
4445 | ||
9f95a23c TL |
4446 | attrs.erase(RGW_ATTR_ID_TAG); |
4447 | attrs.erase(RGW_ATTR_TAIL_TAG); | |
4448 | ||
11fdf7f2 TL |
4449 | ret = copy_obj_data(obj_ctx, |
4450 | bucket_info, | |
4451 | placement_rule, | |
4452 | read_op, | |
4453 | obj_size - 1, | |
4454 | obj, | |
4455 | nullptr /* pmtime */, | |
4456 | mtime, | |
4457 | attrs, | |
4458 | olh_epoch, | |
4459 | real_time(), | |
9f95a23c TL |
4460 | nullptr /* petag */, |
4461 | dpp, | |
4462 | y); | |
11fdf7f2 TL |
4463 | if (ret < 0) { |
4464 | return ret; | |
7c673cae FG |
4465 | } |
4466 | ||
11fdf7f2 | 4467 | return 0; |
7c673cae FG |
4468 | } |
4469 | ||
9f95a23c | 4470 | int RGWRados::check_bucket_empty(RGWBucketInfo& bucket_info, optional_yield y) |
7c673cae | 4471 | { |
9f95a23c TL |
4472 | constexpr uint NUM_ENTRIES = 1000u; |
4473 | ||
7c673cae FG |
4474 | rgw_obj_index_key marker; |
4475 | string prefix; | |
4476 | bool is_truncated; | |
4477 | ||
4478 | do { | |
9f95a23c TL |
4479 | std::vector<rgw_bucket_dir_entry> ent_list; |
4480 | ent_list.reserve(NUM_ENTRIES); | |
4481 | ||
1adf2230 AA |
4482 | int r = cls_bucket_list_unordered(bucket_info, |
4483 | RGW_NO_SHARD, | |
4484 | marker, | |
4485 | prefix, | |
4486 | NUM_ENTRIES, | |
4487 | true, | |
4488 | ent_list, | |
4489 | &is_truncated, | |
9f95a23c TL |
4490 | &marker, |
4491 | y); | |
4492 | if (r < 0) { | |
7c673cae | 4493 | return r; |
9f95a23c | 4494 | } |
7c673cae FG |
4495 | |
4496 | string ns; | |
1adf2230 | 4497 | for (auto const& dirent : ent_list) { |
7c673cae FG |
4498 | rgw_obj_key obj; |
4499 | ||
9f95a23c | 4500 | if (rgw_obj_key::oid_to_key_in_ns(dirent.key.name, &obj, ns)) { |
7c673cae | 4501 | return -ENOTEMPTY; |
9f95a23c | 4502 | } |
7c673cae FG |
4503 | } |
4504 | } while (is_truncated); | |
1adf2230 | 4505 | |
7c673cae FG |
4506 | return 0; |
4507 | } | |
4508 | ||
4509 | /** | |
4510 | * Delete a bucket. | |
4511 | * bucket: the name of the bucket to delete | |
4512 | * Returns 0 on success, -ERR# otherwise. | |
4513 | */ | |
9f95a23c | 4514 | int RGWRados::delete_bucket(RGWBucketInfo& bucket_info, RGWObjVersionTracker& objv_tracker, optional_yield y, bool check_empty) |
7c673cae FG |
4515 | { |
4516 | const rgw_bucket& bucket = bucket_info.bucket; | |
9f95a23c | 4517 | RGWSI_RADOS::Pool index_pool; |
7c673cae | 4518 | map<int, string> bucket_objs; |
9f95a23c | 4519 | int r = svc.bi_rados->open_bucket_index(bucket_info, std::nullopt, &index_pool, &bucket_objs, nullptr); |
7c673cae FG |
4520 | if (r < 0) |
4521 | return r; | |
4522 | ||
4523 | if (check_empty) { | |
9f95a23c | 4524 | r = check_bucket_empty(bucket_info, y); |
7c673cae FG |
4525 | if (r < 0) { |
4526 | return r; | |
4527 | } | |
4528 | } | |
9f95a23c TL |
4529 | |
4530 | bool remove_ep = true; | |
4531 | ||
4532 | if (objv_tracker.read_version.empty()) { | |
4533 | RGWBucketEntryPoint ep; | |
4534 | r = ctl.bucket->read_bucket_entrypoint_info(bucket_info.bucket, | |
4535 | &ep, | |
4536 | null_yield, | |
4537 | RGWBucketCtl::Bucket::GetParams() | |
4538 | .set_objv_tracker(&objv_tracker)); | |
4539 | if (r < 0 || | |
4540 | (!bucket_info.bucket.bucket_id.empty() && | |
4541 | ep.bucket.bucket_id != bucket_info.bucket.bucket_id)) { | |
4542 | if (r != -ENOENT) { | |
4543 | ldout(cct, 0) << "ERROR: read_bucket_entrypoint_info() bucket=" << bucket_info.bucket << " returned error: r=" << r << dendl; | |
4544 | /* we have no idea what caused the error, will not try to remove it */ | |
4545 | } | |
4546 | /* | |
4547 | * either failed to read bucket entrypoint, or it points to a different bucket instance than | |
4548 | * requested | |
4549 | */ | |
4550 | remove_ep = false; | |
4551 | } | |
4552 | } | |
4553 | ||
4554 | if (remove_ep) { | |
4555 | r = ctl.bucket->remove_bucket_entrypoint_info(bucket_info.bucket, null_yield, | |
4556 | RGWBucketCtl::Bucket::RemoveParams() | |
4557 | .set_objv_tracker(&objv_tracker)); | |
4558 | if (r < 0) | |
4559 | return r; | |
4560 | } | |
7c673cae FG |
4561 | |
4562 | /* if the bucket is not synced we can remove the meta file */ | |
11fdf7f2 | 4563 | if (!svc.zone->is_syncing_bucket_meta(bucket)) { |
7c673cae | 4564 | RGWObjVersionTracker objv_tracker; |
9f95a23c | 4565 | r = ctl.bucket->remove_bucket_instance_info(bucket, bucket_info, null_yield); |
7c673cae FG |
4566 | if (r < 0) { |
4567 | return r; | |
4568 | } | |
f64942e4 AA |
4569 | |
4570 | /* remove bucket index objects asynchronously by best effort */ | |
9f95a23c | 4571 | (void) CLSRGWIssueBucketIndexClean(index_pool.ioctx(), |
f64942e4 AA |
4572 | bucket_objs, |
4573 | cct->_conf->rgw_bucket_index_max_aio)(); | |
7c673cae | 4574 | } |
f64942e4 | 4575 | |
7c673cae FG |
4576 | return 0; |
4577 | } | |
4578 | ||
4579 | int RGWRados::set_bucket_owner(rgw_bucket& bucket, ACLOwner& owner) | |
4580 | { | |
4581 | RGWBucketInfo info; | |
4582 | map<string, bufferlist> attrs; | |
31f18b77 | 4583 | int r; |
9f95a23c TL |
4584 | auto obj_ctx = svc.sysobj->init_obj_ctx(); |
4585 | ||
31f18b77 | 4586 | if (bucket.bucket_id.empty()) { |
9f95a23c | 4587 | r = get_bucket_info(&svc, bucket.tenant, bucket.name, info, NULL, null_yield, &attrs); |
31f18b77 | 4588 | } else { |
9f95a23c | 4589 | r = get_bucket_instance_info(obj_ctx, bucket, info, nullptr, &attrs, null_yield); |
31f18b77 | 4590 | } |
7c673cae FG |
4591 | if (r < 0) { |
4592 | ldout(cct, 0) << "NOTICE: get_bucket_info on bucket=" << bucket.name << " returned err=" << r << dendl; | |
4593 | return r; | |
4594 | } | |
4595 | ||
4596 | info.owner = owner.get_id(); | |
4597 | ||
4598 | r = put_bucket_instance_info(info, false, real_time(), &attrs); | |
4599 | if (r < 0) { | |
4600 | ldout(cct, 0) << "NOTICE: put_bucket_info on bucket=" << bucket.name << " returned err=" << r << dendl; | |
4601 | return r; | |
4602 | } | |
4603 | ||
4604 | return 0; | |
4605 | } | |
4606 | ||
4607 | ||
4608 | int RGWRados::set_buckets_enabled(vector<rgw_bucket>& buckets, bool enabled) | |
4609 | { | |
4610 | int ret = 0; | |
4611 | ||
4612 | vector<rgw_bucket>::iterator iter; | |
4613 | ||
4614 | for (iter = buckets.begin(); iter != buckets.end(); ++iter) { | |
4615 | rgw_bucket& bucket = *iter; | |
4616 | if (enabled) | |
4617 | ldout(cct, 20) << "enabling bucket name=" << bucket.name << dendl; | |
4618 | else | |
4619 | ldout(cct, 20) << "disabling bucket name=" << bucket.name << dendl; | |
4620 | ||
4621 | RGWBucketInfo info; | |
4622 | map<string, bufferlist> attrs; | |
9f95a23c | 4623 | int r = get_bucket_info(&svc, bucket.tenant, bucket.name, info, NULL, null_yield, &attrs); |
7c673cae FG |
4624 | if (r < 0) { |
4625 | ldout(cct, 0) << "NOTICE: get_bucket_info on bucket=" << bucket.name << " returned err=" << r << ", skipping bucket" << dendl; | |
4626 | ret = r; | |
4627 | continue; | |
4628 | } | |
4629 | if (enabled) { | |
4630 | info.flags &= ~BUCKET_SUSPENDED; | |
4631 | } else { | |
4632 | info.flags |= BUCKET_SUSPENDED; | |
4633 | } | |
4634 | ||
4635 | r = put_bucket_instance_info(info, false, real_time(), &attrs); | |
4636 | if (r < 0) { | |
4637 | ldout(cct, 0) << "NOTICE: put_bucket_info on bucket=" << bucket.name << " returned err=" << r << ", skipping bucket" << dendl; | |
4638 | ret = r; | |
4639 | continue; | |
4640 | } | |
4641 | } | |
4642 | return ret; | |
4643 | } | |
4644 | ||
4645 | int RGWRados::bucket_suspended(rgw_bucket& bucket, bool *suspended) | |
4646 | { | |
4647 | RGWBucketInfo bucket_info; | |
9f95a23c | 4648 | int ret = get_bucket_info(&svc, bucket.tenant, bucket.name, bucket_info, NULL, null_yield); |
7c673cae FG |
4649 | if (ret < 0) { |
4650 | return ret; | |
4651 | } | |
4652 | ||
4653 | *suspended = ((bucket_info.flags & BUCKET_SUSPENDED) != 0); | |
4654 | return 0; | |
4655 | } | |
4656 | ||
4657 | int RGWRados::Object::complete_atomic_modification() | |
4658 | { | |
9f95a23c | 4659 | if ((!state->manifest)|| state->keep_tail) |
7c673cae FG |
4660 | return 0; |
4661 | ||
4662 | cls_rgw_obj_chain chain; | |
9f95a23c | 4663 | store->update_gc_chain(obj, *state->manifest, &chain); |
7c673cae FG |
4664 | |
4665 | if (chain.empty()) { | |
4666 | return 0; | |
4667 | } | |
4668 | ||
181888fb | 4669 | string tag = (state->tail_tag.length() > 0 ? state->tail_tag.to_str() : state->obj_tag.to_str()); |
9f95a23c TL |
4670 | auto ret = store->gc->send_chain(chain, tag); // do it synchronously |
4671 | if (ret < 0) { | |
4672 | //Delete objects inline if send chain to gc fails | |
4673 | store->delete_objs_inline(chain, tag); | |
4674 | } | |
4675 | return 0; | |
7c673cae FG |
4676 | } |
4677 | ||
4678 | void RGWRados::update_gc_chain(rgw_obj& head_obj, RGWObjManifest& manifest, cls_rgw_obj_chain *chain) | |
4679 | { | |
4680 | RGWObjManifest::obj_iterator iter; | |
4681 | rgw_raw_obj raw_head; | |
4682 | obj_to_raw(manifest.get_head_placement_rule(), head_obj, &raw_head); | |
4683 | for (iter = manifest.obj_begin(); iter != manifest.obj_end(); ++iter) { | |
4684 | const rgw_raw_obj& mobj = iter.get_location().get_raw_obj(this); | |
4685 | if (mobj == raw_head) | |
4686 | continue; | |
4687 | cls_rgw_obj_key key(mobj.oid); | |
4688 | chain->push_obj(mobj.pool.to_str(), key, mobj.loc); | |
4689 | } | |
4690 | } | |
4691 | ||
9f95a23c | 4692 | int RGWRados::send_chain_to_gc(cls_rgw_obj_chain& chain, const string& tag) |
7c673cae | 4693 | { |
9f95a23c | 4694 | return gc->send_chain(chain, tag); |
7c673cae FG |
4695 | } |
4696 | ||
9f95a23c | 4697 | void RGWRados::delete_objs_inline(cls_rgw_obj_chain& chain, const string& tag) |
7c673cae | 4698 | { |
9f95a23c TL |
4699 | string last_pool; |
4700 | std::unique_ptr<IoCtx> ctx(new IoCtx); | |
4701 | int ret = 0; | |
4702 | for (auto liter = chain.objs.begin(); liter != chain.objs.end(); ++liter) { | |
4703 | cls_rgw_obj& obj = *liter; | |
4704 | if (obj.pool != last_pool) { | |
4705 | ctx.reset(new IoCtx); | |
4706 | ret = rgw_init_ioctx(get_rados_handle(), obj.pool, *ctx); | |
4707 | if (ret < 0) { | |
4708 | last_pool = ""; | |
4709 | ldout(cct, 0) << "ERROR: failed to create ioctx pool=" << | |
4710 | obj.pool << dendl; | |
4711 | continue; | |
4712 | } | |
4713 | last_pool = obj.pool; | |
4714 | } | |
4715 | ctx->locator_set_key(obj.loc); | |
4716 | const string& oid = obj.key.name; /* just stored raw oid there */ | |
4717 | ldout(cct, 5) << "delete_objs_inline: removing " << obj.pool << | |
4718 | ":" << obj.key.name << dendl; | |
4719 | ObjectWriteOperation op; | |
4720 | cls_refcount_put(op, tag, true); | |
4721 | ret = ctx->operate(oid, &op); | |
4722 | if (ret < 0) { | |
4723 | ldout(cct, 5) << "delete_objs_inline: refcount put returned error " << ret << dendl; | |
4724 | } | |
7c673cae | 4725 | } |
7c673cae FG |
4726 | } |
4727 | ||
4728 | static void accumulate_raw_stats(const rgw_bucket_dir_header& header, | |
4729 | map<RGWObjCategory, RGWStorageStats>& stats) | |
4730 | { | |
4731 | for (const auto& pair : header.stats) { | |
4732 | const RGWObjCategory category = static_cast<RGWObjCategory>(pair.first); | |
4733 | const rgw_bucket_category_stats& header_stats = pair.second; | |
4734 | ||
4735 | RGWStorageStats& s = stats[category]; | |
4736 | ||
4737 | s.category = category; | |
4738 | s.size += header_stats.total_size; | |
4739 | s.size_rounded += header_stats.total_size_rounded; | |
4740 | s.size_utilized += header_stats.actual_size; | |
4741 | s.num_objects += header_stats.num_entries; | |
4742 | } | |
4743 | } | |
4744 | ||
4745 | int RGWRados::bucket_check_index(RGWBucketInfo& bucket_info, | |
4746 | map<RGWObjCategory, RGWStorageStats> *existing_stats, | |
4747 | map<RGWObjCategory, RGWStorageStats> *calculated_stats) | |
4748 | { | |
9f95a23c | 4749 | RGWSI_RADOS::Pool index_pool; |
7c673cae FG |
4750 | // key - bucket index object id |
4751 | // value - bucket index check OP returned result with the given bucket index object (shard) | |
4752 | map<int, string> oids; | |
4753 | map<int, struct rgw_cls_check_index_ret> bucket_objs_ret; | |
31f18b77 | 4754 | |
9f95a23c | 4755 | int ret = svc.bi_rados->open_bucket_index(bucket_info, std::nullopt, &index_pool, &oids, nullptr); |
31f18b77 FG |
4756 | if (ret < 0) { |
4757 | return ret; | |
4758 | } | |
7c673cae | 4759 | |
9f95a23c TL |
4760 | for (auto& iter : oids) { |
4761 | bucket_objs_ret[iter.first] = rgw_cls_check_index_ret(); | |
4762 | } | |
4763 | ||
4764 | ret = CLSRGWIssueBucketCheck(index_pool.ioctx(), oids, bucket_objs_ret, cct->_conf->rgw_bucket_index_max_aio)(); | |
31f18b77 FG |
4765 | if (ret < 0) { |
4766 | return ret; | |
4767 | } | |
7c673cae FG |
4768 | |
4769 | // Aggregate results (from different shards if there is any) | |
4770 | map<int, struct rgw_cls_check_index_ret>::iterator iter; | |
4771 | for (iter = bucket_objs_ret.begin(); iter != bucket_objs_ret.end(); ++iter) { | |
4772 | accumulate_raw_stats(iter->second.existing_header, *existing_stats); | |
4773 | accumulate_raw_stats(iter->second.calculated_header, *calculated_stats); | |
4774 | } | |
4775 | ||
4776 | return 0; | |
4777 | } | |
4778 | ||
4779 | int RGWRados::bucket_rebuild_index(RGWBucketInfo& bucket_info) | |
4780 | { | |
9f95a23c | 4781 | RGWSI_RADOS::Pool index_pool; |
7c673cae | 4782 | map<int, string> bucket_objs; |
31f18b77 | 4783 | |
9f95a23c | 4784 | int r = svc.bi_rados->open_bucket_index(bucket_info, std::nullopt, &index_pool, &bucket_objs, nullptr); |
31f18b77 | 4785 | if (r < 0) { |
7c673cae | 4786 | return r; |
31f18b77 | 4787 | } |
7c673cae | 4788 | |
9f95a23c | 4789 | return CLSRGWIssueBucketRebuild(index_pool.ioctx(), bucket_objs, cct->_conf->rgw_bucket_index_max_aio)(); |
7c673cae FG |
4790 | } |
4791 | ||
f64942e4 | 4792 | int RGWRados::bucket_set_reshard(const RGWBucketInfo& bucket_info, const cls_rgw_bucket_instance_entry& entry) |
31f18b77 | 4793 | { |
9f95a23c | 4794 | RGWSI_RADOS::Pool index_pool; |
31f18b77 FG |
4795 | map<int, string> bucket_objs; |
4796 | ||
9f95a23c | 4797 | int r = svc.bi_rados->open_bucket_index(bucket_info, std::nullopt, &index_pool, &bucket_objs, nullptr); |
31f18b77 FG |
4798 | if (r < 0) { |
4799 | return r; | |
4800 | } | |
4801 | ||
9f95a23c | 4802 | return CLSRGWIssueSetBucketResharding(index_pool.ioctx(), bucket_objs, entry, cct->_conf->rgw_bucket_index_max_aio)(); |
31f18b77 | 4803 | } |
7c673cae | 4804 | |
9f95a23c | 4805 | int RGWRados::defer_gc(void *ctx, const RGWBucketInfo& bucket_info, const rgw_obj& obj, optional_yield y) |
7c673cae FG |
4806 | { |
4807 | RGWObjectCtx *rctx = static_cast<RGWObjectCtx *>(ctx); | |
4808 | std::string oid, key; | |
4809 | get_obj_bucket_and_oid_loc(obj, oid, key); | |
4810 | if (!rctx) | |
4811 | return 0; | |
4812 | ||
4813 | RGWObjState *state = NULL; | |
4814 | ||
9f95a23c | 4815 | int r = get_obj_state(rctx, bucket_info, obj, &state, false, y); |
7c673cae FG |
4816 | if (r < 0) |
4817 | return r; | |
4818 | ||
4819 | if (!state->is_atomic) { | |
4820 | ldout(cct, 20) << "state for obj=" << obj << " is not atomic, not deferring gc operation" << dendl; | |
4821 | return -EINVAL; | |
4822 | } | |
4823 | ||
181888fb FG |
4824 | string tag; |
4825 | ||
4826 | if (state->tail_tag.length() > 0) { | |
4827 | tag = state->tail_tag.c_str(); | |
4828 | } else if (state->obj_tag.length() > 0) { | |
4829 | tag = state->obj_tag.c_str(); | |
4830 | } else { | |
7c673cae FG |
4831 | ldout(cct, 20) << "state->obj_tag is empty, not deferring gc operation" << dendl; |
4832 | return -EINVAL; | |
4833 | } | |
4834 | ||
7c673cae FG |
4835 | ldout(cct, 0) << "defer chain tag=" << tag << dendl; |
4836 | ||
9f95a23c TL |
4837 | cls_rgw_obj_chain chain; |
4838 | update_gc_chain(state->obj, *state->manifest, &chain); | |
4839 | return gc->async_defer_chain(tag, chain); | |
7c673cae FG |
4840 | } |
4841 | ||
4842 | void RGWRados::remove_rgw_head_obj(ObjectWriteOperation& op) | |
4843 | { | |
4844 | list<string> prefixes; | |
4845 | prefixes.push_back(RGW_ATTR_OLH_PREFIX); | |
4846 | cls_rgw_remove_obj(op, prefixes); | |
4847 | } | |
4848 | ||
4849 | void RGWRados::cls_obj_check_prefix_exist(ObjectOperation& op, const string& prefix, bool fail_if_exist) | |
4850 | { | |
4851 | cls_rgw_obj_check_attrs_prefix(op, prefix, fail_if_exist); | |
4852 | } | |
4853 | ||
4854 | void RGWRados::cls_obj_check_mtime(ObjectOperation& op, const real_time& mtime, bool high_precision_time, RGWCheckMTimeType type) | |
4855 | { | |
4856 | cls_rgw_obj_check_mtime(op, mtime, high_precision_time, type); | |
4857 | } | |
4858 | ||
9f95a23c TL |
4859 | struct tombstone_entry { |
4860 | ceph::real_time mtime; | |
4861 | uint32_t zone_short_id; | |
4862 | uint64_t pg_ver; | |
4863 | ||
4864 | tombstone_entry() = default; | |
4865 | explicit tombstone_entry(const RGWObjState& state) | |
4866 | : mtime(state.mtime), zone_short_id(state.zone_short_id), | |
4867 | pg_ver(state.pg_ver) {} | |
4868 | }; | |
7c673cae FG |
4869 | |
4870 | /** | |
4871 | * Delete an object. | |
4872 | * bucket: name of the bucket storing the object | |
4873 | * obj: name of the object to delete | |
4874 | * Returns: 0 on success, -ERR# otherwise. | |
4875 | */ | |
9f95a23c | 4876 | int RGWRados::Object::Delete::delete_obj(optional_yield y) |
7c673cae FG |
4877 | { |
4878 | RGWRados *store = target->get_store(); | |
4879 | rgw_obj& src_obj = target->get_obj(); | |
4880 | const string& instance = src_obj.key.instance; | |
4881 | rgw_obj obj = src_obj; | |
4882 | ||
4883 | if (instance == "null") { | |
4884 | obj.key.instance.clear(); | |
4885 | } | |
4886 | ||
4887 | bool explicit_marker_version = (!params.marker_version_id.empty()); | |
4888 | ||
4889 | if (params.versioning_status & BUCKET_VERSIONED || explicit_marker_version) { | |
4890 | if (instance.empty() || explicit_marker_version) { | |
4891 | rgw_obj marker = obj; | |
4892 | ||
4893 | if (!params.marker_version_id.empty()) { | |
4894 | if (params.marker_version_id != "null") { | |
4895 | marker.key.set_instance(params.marker_version_id); | |
4896 | } | |
4897 | } else if ((params.versioning_status & BUCKET_VERSIONS_SUSPENDED) == 0) { | |
4898 | store->gen_rand_obj_instance_name(&marker); | |
4899 | } | |
4900 | ||
4901 | result.version_id = marker.key.instance; | |
91327a77 AA |
4902 | if (result.version_id.empty()) |
4903 | result.version_id = "null"; | |
7c673cae FG |
4904 | result.delete_marker = true; |
4905 | ||
4906 | struct rgw_bucket_dir_entry_meta meta; | |
4907 | ||
4908 | meta.owner = params.obj_owner.get_id().to_str(); | |
4909 | meta.owner_display_name = params.obj_owner.get_display_name(); | |
4910 | ||
4911 | if (real_clock::is_zero(params.mtime)) { | |
4912 | meta.mtime = real_clock::now(); | |
4913 | } else { | |
4914 | meta.mtime = params.mtime; | |
4915 | } | |
4916 | ||
9f95a23c | 4917 | int r = store->set_olh(target->get_ctx(), target->get_bucket_info(), marker, true, &meta, params.olh_epoch, params.unmod_since, params.high_precision_time, y, params.zones_trace); |
7c673cae FG |
4918 | if (r < 0) { |
4919 | return r; | |
4920 | } | |
4921 | } else { | |
4922 | rgw_bucket_dir_entry dirent; | |
4923 | ||
4924 | int r = store->bi_get_instance(target->get_bucket_info(), obj, &dirent); | |
4925 | if (r < 0) { | |
4926 | return r; | |
4927 | } | |
4928 | result.delete_marker = dirent.is_delete_marker(); | |
9f95a23c | 4929 | r = store->unlink_obj_instance(target->get_ctx(), target->get_bucket_info(), obj, params.olh_epoch, y, params.zones_trace); |
7c673cae FG |
4930 | if (r < 0) { |
4931 | return r; | |
4932 | } | |
4933 | result.version_id = instance; | |
4934 | } | |
4935 | ||
4936 | BucketShard *bs; | |
4937 | int r = target->get_bucket_shard(&bs); | |
4938 | if (r < 0) { | |
4939 | ldout(store->ctx(), 5) << "failed to get BucketShard object: r=" << r << dendl; | |
4940 | return r; | |
4941 | } | |
4942 | ||
9f95a23c TL |
4943 | r = store->svc.datalog_rados->add_entry(target->bucket_info, bs->shard_id); |
4944 | if (r < 0) { | |
4945 | lderr(store->ctx()) << "ERROR: failed writing data log" << dendl; | |
4946 | return r; | |
7c673cae FG |
4947 | } |
4948 | ||
4949 | return 0; | |
4950 | } | |
4951 | ||
4952 | rgw_rados_ref ref; | |
4953 | int r = store->get_obj_head_ref(target->get_bucket_info(), obj, &ref); | |
4954 | if (r < 0) { | |
4955 | return r; | |
4956 | } | |
4957 | ||
4958 | RGWObjState *state; | |
9f95a23c | 4959 | r = target->get_state(&state, false, y); |
7c673cae FG |
4960 | if (r < 0) |
4961 | return r; | |
4962 | ||
4963 | ObjectWriteOperation op; | |
4964 | ||
4965 | if (!real_clock::is_zero(params.unmod_since)) { | |
4966 | struct timespec ctime = ceph::real_clock::to_timespec(state->mtime); | |
4967 | struct timespec unmod = ceph::real_clock::to_timespec(params.unmod_since); | |
4968 | if (!params.high_precision_time) { | |
4969 | ctime.tv_nsec = 0; | |
4970 | unmod.tv_nsec = 0; | |
4971 | } | |
4972 | ||
4973 | ldout(store->ctx(), 10) << "If-UnModified-Since: " << params.unmod_since << " Last-Modified: " << ctime << dendl; | |
4974 | if (ctime > unmod) { | |
4975 | return -ERR_PRECONDITION_FAILED; | |
4976 | } | |
4977 | ||
4978 | /* only delete object if mtime is less than or equal to params.unmod_since */ | |
4979 | store->cls_obj_check_mtime(op, params.unmod_since, params.high_precision_time, CLS_RGW_CHECK_TIME_MTIME_LE); | |
4980 | } | |
11fdf7f2 | 4981 | uint64_t obj_accounted_size = state->accounted_size; |
7c673cae | 4982 | |
9f95a23c TL |
4983 | if(params.abortmp) { |
4984 | obj_accounted_size = params.parts_accounted_size; | |
4985 | } | |
4986 | ||
7c673cae FG |
4987 | if (!real_clock::is_zero(params.expiration_time)) { |
4988 | bufferlist bl; | |
4989 | real_time delete_at; | |
4990 | ||
4991 | if (state->get_attr(RGW_ATTR_DELETE_AT, bl)) { | |
4992 | try { | |
11fdf7f2 TL |
4993 | auto iter = bl.cbegin(); |
4994 | decode(delete_at, iter); | |
7c673cae FG |
4995 | } catch (buffer::error& err) { |
4996 | ldout(store->ctx(), 0) << "ERROR: couldn't decode RGW_ATTR_DELETE_AT" << dendl; | |
4997 | return -EIO; | |
4998 | } | |
4999 | ||
5000 | if (params.expiration_time != delete_at) { | |
5001 | return -ERR_PRECONDITION_FAILED; | |
5002 | } | |
5003 | } else { | |
5004 | return -ERR_PRECONDITION_FAILED; | |
5005 | } | |
5006 | } | |
5007 | ||
5008 | if (!state->exists) { | |
5009 | target->invalidate_state(); | |
5010 | return -ENOENT; | |
5011 | } | |
5012 | ||
9f95a23c | 5013 | r = target->prepare_atomic_modification(op, false, NULL, NULL, NULL, true, false, y); |
7c673cae FG |
5014 | if (r < 0) |
5015 | return r; | |
5016 | ||
5017 | RGWBucketInfo& bucket_info = target->get_bucket_info(); | |
5018 | ||
5019 | RGWRados::Bucket bop(store, bucket_info); | |
5020 | RGWRados::Bucket::UpdateIndex index_op(&bop, obj); | |
31f18b77 FG |
5021 | |
5022 | index_op.set_zones_trace(params.zones_trace); | |
7c673cae FG |
5023 | index_op.set_bilog_flags(params.bilog_flags); |
5024 | ||
9f95a23c | 5025 | r = index_op.prepare(CLS_RGW_OP_DEL, &state->write_tag, y); |
7c673cae FG |
5026 | if (r < 0) |
5027 | return r; | |
5028 | ||
5029 | store->remove_rgw_head_obj(op); | |
9f95a23c TL |
5030 | |
5031 | auto& ioctx = ref.pool.ioctx(); | |
5032 | r = rgw_rados_operate(ioctx, ref.obj.oid, &op, null_yield); | |
94b18763 FG |
5033 | |
5034 | /* raced with another operation, object state is indeterminate */ | |
5035 | const bool need_invalidate = (r == -ECANCELED); | |
7c673cae | 5036 | |
9f95a23c | 5037 | int64_t poolid = ioctx.get_id(); |
7c673cae FG |
5038 | if (r >= 0) { |
5039 | tombstone_cache_t *obj_tombstone_cache = store->get_tombstone_cache(); | |
5040 | if (obj_tombstone_cache) { | |
5041 | tombstone_entry entry{*state}; | |
5042 | obj_tombstone_cache->add(obj, entry); | |
5043 | } | |
9f95a23c | 5044 | r = index_op.complete_del(poolid, ioctx.get_last_version(), state->mtime, params.remove_objs); |
224ce89b | 5045 | |
7c673cae FG |
5046 | int ret = target->complete_atomic_modification(); |
5047 | if (ret < 0) { | |
5048 | ldout(store->ctx(), 0) << "ERROR: complete_atomic_modification returned ret=" << ret << dendl; | |
5049 | } | |
5050 | /* other than that, no need to propagate error */ | |
224ce89b WB |
5051 | } else { |
5052 | int ret = index_op.cancel(); | |
5053 | if (ret < 0) { | |
5054 | ldout(store->ctx(), 0) << "ERROR: index_op.cancel() returned ret=" << ret << dendl; | |
5055 | } | |
7c673cae FG |
5056 | } |
5057 | ||
5058 | if (need_invalidate) { | |
5059 | target->invalidate_state(); | |
5060 | } | |
5061 | ||
5062 | if (r < 0) | |
5063 | return r; | |
5064 | ||
5065 | /* update quota cache */ | |
11fdf7f2 | 5066 | store->quota_handler->update_stats(params.bucket_owner, obj.bucket, -1, 0, obj_accounted_size); |
7c673cae FG |
5067 | |
5068 | return 0; | |
5069 | } | |
5070 | ||
5071 | int RGWRados::delete_obj(RGWObjectCtx& obj_ctx, | |
5072 | const RGWBucketInfo& bucket_info, | |
5073 | const rgw_obj& obj, | |
5074 | int versioning_status, | |
5075 | uint16_t bilog_flags, | |
31f18b77 FG |
5076 | const real_time& expiration_time, |
5077 | rgw_zone_set *zones_trace) | |
7c673cae FG |
5078 | { |
5079 | RGWRados::Object del_target(this, bucket_info, obj_ctx, obj); | |
5080 | RGWRados::Object::Delete del_op(&del_target); | |
5081 | ||
5082 | del_op.params.bucket_owner = bucket_info.owner; | |
5083 | del_op.params.versioning_status = versioning_status; | |
5084 | del_op.params.bilog_flags = bilog_flags; | |
5085 | del_op.params.expiration_time = expiration_time; | |
31f18b77 | 5086 | del_op.params.zones_trace = zones_trace; |
7c673cae | 5087 | |
9f95a23c | 5088 | return del_op.delete_obj(null_yield); |
7c673cae FG |
5089 | } |
5090 | ||
5091 | int RGWRados::delete_raw_obj(const rgw_raw_obj& obj) | |
5092 | { | |
5093 | rgw_rados_ref ref; | |
224ce89b | 5094 | int r = get_raw_obj_ref(obj, &ref); |
7c673cae FG |
5095 | if (r < 0) { |
5096 | return r; | |
5097 | } | |
5098 | ||
5099 | ObjectWriteOperation op; | |
5100 | ||
5101 | op.remove(); | |
9f95a23c | 5102 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); |
7c673cae FG |
5103 | if (r < 0) |
5104 | return r; | |
5105 | ||
5106 | return 0; | |
5107 | } | |
5108 | ||
494da23a | 5109 | int RGWRados::delete_obj_index(const rgw_obj& obj, ceph::real_time mtime) |
7c673cae FG |
5110 | { |
5111 | std::string oid, key; | |
5112 | get_obj_bucket_and_oid_loc(obj, oid, key); | |
5113 | ||
11fdf7f2 | 5114 | auto obj_ctx = svc.sysobj->init_obj_ctx(); |
7c673cae FG |
5115 | |
5116 | RGWBucketInfo bucket_info; | |
9f95a23c | 5117 | int ret = get_bucket_instance_info(obj_ctx, obj.bucket, bucket_info, NULL, NULL, null_yield); |
7c673cae FG |
5118 | if (ret < 0) { |
5119 | ldout(cct, 0) << "ERROR: " << __func__ << "() get_bucket_instance_info(bucket=" << obj.bucket << ") returned ret=" << ret << dendl; | |
5120 | return ret; | |
5121 | } | |
5122 | ||
5123 | RGWRados::Bucket bop(this, bucket_info); | |
5124 | RGWRados::Bucket::UpdateIndex index_op(&bop, obj); | |
5125 | ||
494da23a | 5126 | return index_op.complete_del(-1 /* pool */, 0, mtime, NULL); |
7c673cae FG |
5127 | } |
5128 | ||
5129 | static void generate_fake_tag(RGWRados *store, map<string, bufferlist>& attrset, RGWObjManifest& manifest, bufferlist& manifest_bl, bufferlist& tag_bl) | |
5130 | { | |
5131 | string tag; | |
5132 | ||
5133 | RGWObjManifest::obj_iterator mi = manifest.obj_begin(); | |
5134 | if (mi != manifest.obj_end()) { | |
5135 | if (manifest.has_tail()) // first object usually points at the head, let's skip to a more unique part | |
5136 | ++mi; | |
5137 | tag = mi.get_location().get_raw_obj(store).oid; | |
5138 | tag.append("_"); | |
5139 | } | |
5140 | ||
5141 | unsigned char md5[CEPH_CRYPTO_MD5_DIGESTSIZE]; | |
5142 | char md5_str[CEPH_CRYPTO_MD5_DIGESTSIZE * 2 + 1]; | |
5143 | MD5 hash; | |
11fdf7f2 | 5144 | hash.Update((const unsigned char *)manifest_bl.c_str(), manifest_bl.length()); |
7c673cae FG |
5145 | |
5146 | map<string, bufferlist>::iterator iter = attrset.find(RGW_ATTR_ETAG); | |
5147 | if (iter != attrset.end()) { | |
5148 | bufferlist& bl = iter->second; | |
11fdf7f2 | 5149 | hash.Update((const unsigned char *)bl.c_str(), bl.length()); |
7c673cae FG |
5150 | } |
5151 | ||
5152 | hash.Final(md5); | |
5153 | buf_to_hex(md5, CEPH_CRYPTO_MD5_DIGESTSIZE, md5_str); | |
5154 | tag.append(md5_str); | |
5155 | ||
5156 | ldout(store->ctx(), 10) << "generate_fake_tag new tag=" << tag << dendl; | |
5157 | ||
5158 | tag_bl.append(tag.c_str(), tag.size() + 1); | |
5159 | } | |
5160 | ||
5161 | static bool is_olh(map<string, bufferlist>& attrs) | |
5162 | { | |
5163 | map<string, bufferlist>::iterator iter = attrs.find(RGW_ATTR_OLH_INFO); | |
5164 | return (iter != attrs.end()); | |
5165 | } | |
5166 | ||
5167 | static bool has_olh_tag(map<string, bufferlist>& attrs) | |
5168 | { | |
5169 | map<string, bufferlist>::iterator iter = attrs.find(RGW_ATTR_OLH_ID_TAG); | |
5170 | return (iter != attrs.end()); | |
5171 | } | |
5172 | ||
5173 | int RGWRados::get_olh_target_state(RGWObjectCtx& obj_ctx, const RGWBucketInfo& bucket_info, const rgw_obj& obj, | |
9f95a23c | 5174 | RGWObjState *olh_state, RGWObjState **target_state, optional_yield y) |
7c673cae | 5175 | { |
11fdf7f2 | 5176 | ceph_assert(olh_state->is_olh); |
7c673cae FG |
5177 | |
5178 | rgw_obj target; | |
5179 | int r = RGWRados::follow_olh(bucket_info, obj_ctx, olh_state, obj, &target); /* might return -EAGAIN */ | |
5180 | if (r < 0) { | |
5181 | return r; | |
5182 | } | |
9f95a23c | 5183 | r = get_obj_state(&obj_ctx, bucket_info, target, target_state, false, y); |
7c673cae FG |
5184 | if (r < 0) { |
5185 | return r; | |
5186 | } | |
5187 | ||
5188 | return 0; | |
5189 | } | |
5190 | ||
7c673cae | 5191 | int RGWRados::get_obj_state_impl(RGWObjectCtx *rctx, const RGWBucketInfo& bucket_info, const rgw_obj& obj, |
9f95a23c | 5192 | RGWObjState **state, bool follow_olh, optional_yield y, bool assume_noent) |
7c673cae FG |
5193 | { |
5194 | if (obj.empty()) { | |
5195 | return -EINVAL; | |
5196 | } | |
5197 | ||
5198 | bool need_follow_olh = follow_olh && obj.key.instance.empty(); | |
5199 | ||
11fdf7f2 | 5200 | RGWObjState *s = rctx->get_state(obj); |
7c673cae FG |
5201 | ldout(cct, 20) << "get_obj_state: rctx=" << (void *)rctx << " obj=" << obj << " state=" << (void *)s << " s->prefetch_data=" << s->prefetch_data << dendl; |
5202 | *state = s; | |
5203 | if (s->has_attrs) { | |
5204 | if (s->is_olh && need_follow_olh) { | |
9f95a23c | 5205 | return get_olh_target_state(*rctx, bucket_info, obj, s, state, y); |
7c673cae FG |
5206 | } |
5207 | return 0; | |
5208 | } | |
5209 | ||
5210 | s->obj = obj; | |
5211 | ||
5212 | rgw_raw_obj raw_obj; | |
5213 | obj_to_raw(bucket_info.placement_rule, obj, &raw_obj); | |
5214 | ||
5215 | int r = -ENOENT; | |
5216 | ||
5217 | if (!assume_noent) { | |
9f95a23c | 5218 | r = RGWRados::raw_obj_stat(raw_obj, &s->size, &s->mtime, &s->epoch, &s->attrset, (s->prefetch_data ? &s->data : NULL), NULL, y); |
7c673cae FG |
5219 | } |
5220 | ||
5221 | if (r == -ENOENT) { | |
5222 | s->exists = false; | |
5223 | s->has_attrs = true; | |
5224 | tombstone_entry entry; | |
5225 | if (obj_tombstone_cache && obj_tombstone_cache->find(obj, entry)) { | |
5226 | s->mtime = entry.mtime; | |
5227 | s->zone_short_id = entry.zone_short_id; | |
5228 | s->pg_ver = entry.pg_ver; | |
5229 | ldout(cct, 20) << __func__ << "(): found obj in tombstone cache: obj=" << obj | |
5230 | << " mtime=" << s->mtime << " pgv=" << s->pg_ver << dendl; | |
5231 | } else { | |
5232 | s->mtime = real_time(); | |
5233 | } | |
5234 | return 0; | |
5235 | } | |
5236 | if (r < 0) | |
5237 | return r; | |
5238 | ||
5239 | s->exists = true; | |
5240 | s->has_attrs = true; | |
5241 | s->accounted_size = s->size; | |
5242 | ||
11fdf7f2 TL |
5243 | auto iter = s->attrset.find(RGW_ATTR_ETAG); |
5244 | if (iter != s->attrset.end()) { | |
5245 | /* get rid of extra null character at the end of the etag, as we used to store it like that */ | |
5246 | bufferlist& bletag = iter->second; | |
5247 | if (bletag.length() > 0 && bletag[bletag.length() - 1] == '\0') { | |
5248 | bufferlist newbl; | |
5249 | bletag.splice(0, bletag.length() - 1, &newbl); | |
5250 | bletag.claim(newbl); | |
5251 | } | |
5252 | } | |
5253 | ||
5254 | iter = s->attrset.find(RGW_ATTR_COMPRESSION); | |
31f18b77 FG |
5255 | const bool compressed = (iter != s->attrset.end()); |
5256 | if (compressed) { | |
7c673cae FG |
5257 | // use uncompressed size for accounted_size |
5258 | try { | |
5259 | RGWCompressionInfo info; | |
11fdf7f2 TL |
5260 | auto p = iter->second.cbegin(); |
5261 | decode(info, p); | |
31f18b77 | 5262 | s->accounted_size = info.orig_size; |
7c673cae FG |
5263 | } catch (buffer::error&) { |
5264 | dout(0) << "ERROR: could not decode compression info for object: " << obj << dendl; | |
5265 | return -EIO; | |
5266 | } | |
5267 | } | |
5268 | ||
5269 | iter = s->attrset.find(RGW_ATTR_SHADOW_OBJ); | |
5270 | if (iter != s->attrset.end()) { | |
5271 | bufferlist bl = iter->second; | |
5272 | bufferlist::iterator it = bl.begin(); | |
5273 | it.copy(bl.length(), s->shadow_obj); | |
5274 | s->shadow_obj[bl.length()] = '\0'; | |
5275 | } | |
5276 | s->obj_tag = s->attrset[RGW_ATTR_ID_TAG]; | |
181888fb FG |
5277 | auto ttiter = s->attrset.find(RGW_ATTR_TAIL_TAG); |
5278 | if (ttiter != s->attrset.end()) { | |
5279 | s->tail_tag = s->attrset[RGW_ATTR_TAIL_TAG]; | |
5280 | } | |
7c673cae FG |
5281 | |
5282 | bufferlist manifest_bl = s->attrset[RGW_ATTR_MANIFEST]; | |
5283 | if (manifest_bl.length()) { | |
11fdf7f2 | 5284 | auto miter = manifest_bl.cbegin(); |
7c673cae | 5285 | try { |
9f95a23c TL |
5286 | s->manifest.emplace(); |
5287 | decode(*s->manifest, miter); | |
5288 | s->manifest->set_head(bucket_info.placement_rule, obj, s->size); /* patch manifest to reflect the head we just read, some manifests might be | |
7c673cae | 5289 | broken due to old bugs */ |
9f95a23c | 5290 | s->size = s->manifest->get_obj_size(); |
31f18b77 FG |
5291 | if (!compressed) |
5292 | s->accounted_size = s->size; | |
7c673cae FG |
5293 | } catch (buffer::error& err) { |
5294 | ldout(cct, 0) << "ERROR: couldn't decode manifest" << dendl; | |
5295 | return -EIO; | |
5296 | } | |
9f95a23c | 5297 | ldout(cct, 10) << "manifest: total_size = " << s->manifest->get_obj_size() << dendl; |
11fdf7f2 | 5298 | if (cct->_conf->subsys.should_gather<ceph_subsys_rgw, 20>() && \ |
9f95a23c | 5299 | s->manifest->has_explicit_objs()) { |
7c673cae | 5300 | RGWObjManifest::obj_iterator mi; |
9f95a23c | 5301 | for (mi = s->manifest->obj_begin(); mi != s->manifest->obj_end(); ++mi) { |
7c673cae FG |
5302 | ldout(cct, 20) << "manifest: ofs=" << mi.get_ofs() << " loc=" << mi.get_location().get_raw_obj(this) << dendl; |
5303 | } | |
5304 | } | |
5305 | ||
5306 | if (!s->obj_tag.length()) { | |
5307 | /* | |
5308 | * Uh oh, something's wrong, object with manifest should have tag. Let's | |
5309 | * create one out of the manifest, would be unique | |
5310 | */ | |
9f95a23c | 5311 | generate_fake_tag(this, s->attrset, *s->manifest, manifest_bl, s->obj_tag); |
7c673cae FG |
5312 | s->fake_tag = true; |
5313 | } | |
5314 | } | |
5315 | map<string, bufferlist>::iterator aiter = s->attrset.find(RGW_ATTR_PG_VER); | |
5316 | if (aiter != s->attrset.end()) { | |
5317 | bufferlist& pg_ver_bl = aiter->second; | |
5318 | if (pg_ver_bl.length()) { | |
11fdf7f2 | 5319 | auto pgbl = pg_ver_bl.cbegin(); |
7c673cae | 5320 | try { |
11fdf7f2 | 5321 | decode(s->pg_ver, pgbl); |
7c673cae FG |
5322 | } catch (buffer::error& err) { |
5323 | ldout(cct, 0) << "ERROR: couldn't decode pg ver attr for object " << s->obj << ", non-critical error, ignoring" << dendl; | |
5324 | } | |
5325 | } | |
5326 | } | |
5327 | aiter = s->attrset.find(RGW_ATTR_SOURCE_ZONE); | |
5328 | if (aiter != s->attrset.end()) { | |
5329 | bufferlist& zone_short_id_bl = aiter->second; | |
5330 | if (zone_short_id_bl.length()) { | |
11fdf7f2 | 5331 | auto zbl = zone_short_id_bl.cbegin(); |
7c673cae | 5332 | try { |
11fdf7f2 | 5333 | decode(s->zone_short_id, zbl); |
7c673cae FG |
5334 | } catch (buffer::error& err) { |
5335 | ldout(cct, 0) << "ERROR: couldn't decode zone short id attr for object " << s->obj << ", non-critical error, ignoring" << dendl; | |
5336 | } | |
5337 | } | |
5338 | } | |
5339 | if (s->obj_tag.length()) | |
31f18b77 | 5340 | ldout(cct, 20) << "get_obj_state: setting s->obj_tag to " << s->obj_tag.c_str() << dendl; |
7c673cae FG |
5341 | else |
5342 | ldout(cct, 20) << "get_obj_state: s->obj_tag was set empty" << dendl; | |
5343 | ||
5344 | /* an object might not be olh yet, but could have olh id tag, so we should set it anyway if | |
5345 | * it exist, and not only if is_olh() returns true | |
5346 | */ | |
5347 | iter = s->attrset.find(RGW_ATTR_OLH_ID_TAG); | |
5348 | if (iter != s->attrset.end()) { | |
5349 | s->olh_tag = iter->second; | |
5350 | } | |
5351 | ||
5352 | if (is_olh(s->attrset)) { | |
5353 | s->is_olh = true; | |
5354 | ||
5355 | ldout(cct, 20) << __func__ << ": setting s->olh_tag to " << string(s->olh_tag.c_str(), s->olh_tag.length()) << dendl; | |
5356 | ||
5357 | if (need_follow_olh) { | |
9f95a23c TL |
5358 | return get_olh_target_state(*rctx, bucket_info, obj, s, state, y); |
5359 | } else if (obj.key.have_null_instance() && !s->manifest) { | |
11fdf7f2 TL |
5360 | // read null version, and the head object only have olh info |
5361 | s->exists = false; | |
5362 | return -ENOENT; | |
7c673cae FG |
5363 | } |
5364 | } | |
5365 | ||
5366 | return 0; | |
5367 | } | |
5368 | ||
5369 | int RGWRados::get_obj_state(RGWObjectCtx *rctx, const RGWBucketInfo& bucket_info, const rgw_obj& obj, RGWObjState **state, | |
9f95a23c | 5370 | bool follow_olh, optional_yield y, bool assume_noent) |
7c673cae FG |
5371 | { |
5372 | int ret; | |
5373 | ||
5374 | do { | |
9f95a23c | 5375 | ret = get_obj_state_impl(rctx, bucket_info, obj, state, follow_olh, y, assume_noent); |
7c673cae FG |
5376 | } while (ret == -EAGAIN); |
5377 | ||
5378 | return ret; | |
5379 | } | |
5380 | ||
9f95a23c | 5381 | int RGWRados::Object::get_manifest(RGWObjManifest **pmanifest, optional_yield y) |
7c673cae FG |
5382 | { |
5383 | RGWObjState *astate; | |
9f95a23c | 5384 | int r = get_state(&astate, true, y); |
7c673cae FG |
5385 | if (r < 0) { |
5386 | return r; | |
5387 | } | |
5388 | ||
9f95a23c | 5389 | *pmanifest = &(*astate->manifest); |
7c673cae FG |
5390 | |
5391 | return 0; | |
5392 | } | |
5393 | ||
9f95a23c | 5394 | int RGWRados::Object::Read::get_attr(const char *name, bufferlist& dest, optional_yield y) |
7c673cae FG |
5395 | { |
5396 | RGWObjState *state; | |
9f95a23c | 5397 | int r = source->get_state(&state, true, y); |
7c673cae FG |
5398 | if (r < 0) |
5399 | return r; | |
5400 | if (!state->exists) | |
5401 | return -ENOENT; | |
5402 | if (!state->get_attr(name, dest)) | |
5403 | return -ENODATA; | |
5404 | ||
5405 | return 0; | |
5406 | } | |
5407 | ||
7c673cae FG |
5408 | int RGWRados::Object::Stat::stat_async() |
5409 | { | |
5410 | RGWObjectCtx& ctx = source->get_ctx(); | |
5411 | rgw_obj& obj = source->get_obj(); | |
5412 | RGWRados *store = source->get_store(); | |
5413 | ||
11fdf7f2 | 5414 | RGWObjState *s = ctx.get_state(obj); /* calling this one directly because otherwise a sync request will be sent */ |
7c673cae FG |
5415 | result.obj = obj; |
5416 | if (s->has_attrs) { | |
5417 | state.ret = 0; | |
5418 | result.size = s->size; | |
5419 | result.mtime = ceph::real_clock::to_timespec(s->mtime); | |
5420 | result.attrs = s->attrset; | |
7c673cae FG |
5421 | result.manifest = s->manifest; |
5422 | return 0; | |
5423 | } | |
5424 | ||
5425 | string oid; | |
5426 | string loc; | |
5427 | get_obj_bucket_and_oid_loc(obj, oid, loc); | |
5428 | ||
5429 | int r = store->get_obj_head_ioctx(source->get_bucket_info(), obj, &state.io_ctx); | |
5430 | if (r < 0) { | |
5431 | return r; | |
5432 | } | |
5433 | ||
5434 | librados::ObjectReadOperation op; | |
5435 | op.stat2(&result.size, &result.mtime, NULL); | |
5436 | op.getxattrs(&result.attrs, NULL); | |
9f95a23c | 5437 | state.completion = librados::Rados::aio_create_completion(nullptr, nullptr); |
7c673cae FG |
5438 | state.io_ctx.locator_set_key(loc); |
5439 | r = state.io_ctx.aio_operate(oid, state.completion, &op, NULL); | |
5440 | if (r < 0) { | |
5441 | ldout(store->ctx(), 5) << __func__ | |
5442 | << ": ERROR: aio_operate() returned ret=" << r | |
5443 | << dendl; | |
5444 | return r; | |
5445 | } | |
5446 | ||
5447 | return 0; | |
5448 | } | |
5449 | ||
5450 | ||
5451 | int RGWRados::Object::Stat::wait() | |
5452 | { | |
5453 | if (!state.completion) { | |
5454 | return state.ret; | |
5455 | } | |
5456 | ||
9f95a23c | 5457 | state.completion->wait_for_complete(); |
7c673cae FG |
5458 | state.ret = state.completion->get_return_value(); |
5459 | state.completion->release(); | |
5460 | ||
5461 | if (state.ret != 0) { | |
5462 | return state.ret; | |
5463 | } | |
5464 | ||
5465 | return finish(); | |
5466 | } | |
5467 | ||
5468 | int RGWRados::Object::Stat::finish() | |
5469 | { | |
5470 | map<string, bufferlist>::iterator iter = result.attrs.find(RGW_ATTR_MANIFEST); | |
5471 | if (iter != result.attrs.end()) { | |
5472 | bufferlist& bl = iter->second; | |
11fdf7f2 | 5473 | auto biter = bl.cbegin(); |
7c673cae | 5474 | try { |
9f95a23c TL |
5475 | result.manifest.emplace(); |
5476 | decode(*result.manifest, biter); | |
7c673cae FG |
5477 | } catch (buffer::error& err) { |
5478 | RGWRados *store = source->get_store(); | |
5479 | ldout(store->ctx(), 0) << "ERROR: " << __func__ << ": failed to decode manifest" << dendl; | |
5480 | return -EIO; | |
5481 | } | |
7c673cae FG |
5482 | } |
5483 | ||
5484 | return 0; | |
5485 | } | |
5486 | ||
7c673cae FG |
5487 | int RGWRados::append_atomic_test(RGWObjectCtx *rctx, |
5488 | const RGWBucketInfo& bucket_info, const rgw_obj& obj, | |
9f95a23c | 5489 | ObjectOperation& op, RGWObjState **pstate, optional_yield y) |
7c673cae FG |
5490 | { |
5491 | if (!rctx) | |
5492 | return 0; | |
5493 | ||
9f95a23c | 5494 | int r = get_obj_state(rctx, bucket_info, obj, pstate, false, y); |
7c673cae FG |
5495 | if (r < 0) |
5496 | return r; | |
5497 | ||
11fdf7f2 TL |
5498 | return append_atomic_test(*pstate, op); |
5499 | } | |
7c673cae | 5500 | |
11fdf7f2 TL |
5501 | int RGWRados::append_atomic_test(const RGWObjState* state, |
5502 | librados::ObjectOperation& op) | |
5503 | { | |
7c673cae | 5504 | if (!state->is_atomic) { |
11fdf7f2 | 5505 | ldout(cct, 20) << "state for obj=" << state->obj << " is not atomic, not appending atomic test" << dendl; |
7c673cae FG |
5506 | return 0; |
5507 | } | |
5508 | ||
5509 | if (state->obj_tag.length() > 0 && !state->fake_tag) {// check for backward compatibility | |
5510 | op.cmpxattr(RGW_ATTR_ID_TAG, LIBRADOS_CMPXATTR_OP_EQ, state->obj_tag); | |
5511 | } else { | |
5512 | ldout(cct, 20) << "state->obj_tag is empty, not appending atomic test" << dendl; | |
5513 | } | |
5514 | return 0; | |
5515 | } | |
5516 | ||
9f95a23c | 5517 | int RGWRados::Object::get_state(RGWObjState **pstate, bool follow_olh, optional_yield y, bool assume_noent) |
7c673cae | 5518 | { |
9f95a23c | 5519 | return store->get_obj_state(&ctx, bucket_info, obj, pstate, follow_olh, y, assume_noent); |
7c673cae FG |
5520 | } |
5521 | ||
5522 | void RGWRados::Object::invalidate_state() | |
5523 | { | |
11fdf7f2 | 5524 | ctx.invalidate(obj); |
7c673cae FG |
5525 | } |
5526 | ||
5527 | int RGWRados::Object::prepare_atomic_modification(ObjectWriteOperation& op, bool reset_obj, const string *ptag, | |
181888fb | 5528 | const char *if_match, const char *if_nomatch, bool removal_op, |
9f95a23c | 5529 | bool modify_tail, optional_yield y) |
7c673cae | 5530 | { |
9f95a23c | 5531 | int r = get_state(&state, false, y); |
7c673cae FG |
5532 | if (r < 0) |
5533 | return r; | |
5534 | ||
9f95a23c | 5535 | bool need_guard = ((state->manifest) || (state->obj_tag.length() != 0) || |
7c673cae FG |
5536 | if_match != NULL || if_nomatch != NULL) && |
5537 | (!state->fake_tag); | |
5538 | ||
5539 | if (!state->is_atomic) { | |
5540 | ldout(store->ctx(), 20) << "prepare_atomic_modification: state is not atomic. state=" << (void *)state << dendl; | |
5541 | ||
5542 | if (reset_obj) { | |
5543 | op.create(false); | |
5544 | store->remove_rgw_head_obj(op); // we're not dropping reference here, actually removing object | |
5545 | } | |
5546 | ||
5547 | return 0; | |
5548 | } | |
5549 | ||
5550 | if (need_guard) { | |
5551 | /* first verify that the object wasn't replaced under */ | |
5552 | if (if_nomatch == NULL || strcmp(if_nomatch, "*") != 0) { | |
5553 | op.cmpxattr(RGW_ATTR_ID_TAG, LIBRADOS_CMPXATTR_OP_EQ, state->obj_tag); | |
5554 | // FIXME: need to add FAIL_NOTEXIST_OK for racing deletion | |
5555 | } | |
5556 | ||
5557 | if (if_match) { | |
5558 | if (strcmp(if_match, "*") == 0) { | |
5559 | // test the object is existing | |
5560 | if (!state->exists) { | |
5561 | return -ERR_PRECONDITION_FAILED; | |
5562 | } | |
5563 | } else { | |
5564 | bufferlist bl; | |
5565 | if (!state->get_attr(RGW_ATTR_ETAG, bl) || | |
5566 | strncmp(if_match, bl.c_str(), bl.length()) != 0) { | |
5567 | return -ERR_PRECONDITION_FAILED; | |
5568 | } | |
5569 | } | |
5570 | } | |
5571 | ||
5572 | if (if_nomatch) { | |
5573 | if (strcmp(if_nomatch, "*") == 0) { | |
5574 | // test the object is NOT existing | |
5575 | if (state->exists) { | |
5576 | return -ERR_PRECONDITION_FAILED; | |
5577 | } | |
5578 | } else { | |
5579 | bufferlist bl; | |
5580 | if (!state->get_attr(RGW_ATTR_ETAG, bl) || | |
5581 | strncmp(if_nomatch, bl.c_str(), bl.length()) == 0) { | |
5582 | return -ERR_PRECONDITION_FAILED; | |
5583 | } | |
5584 | } | |
5585 | } | |
5586 | } | |
5587 | ||
5588 | if (reset_obj) { | |
5589 | if (state->exists) { | |
5590 | op.create(false); | |
5591 | store->remove_rgw_head_obj(op); | |
5592 | } else { | |
5593 | op.create(true); | |
5594 | } | |
5595 | } | |
5596 | ||
5597 | if (removal_op) { | |
5598 | /* the object is being removed, no need to update its tag */ | |
5599 | return 0; | |
5600 | } | |
5601 | ||
5602 | if (ptag) { | |
5603 | state->write_tag = *ptag; | |
5604 | } else { | |
5605 | append_rand_alpha(store->ctx(), state->write_tag, state->write_tag, 32); | |
5606 | } | |
5607 | bufferlist bl; | |
5608 | bl.append(state->write_tag.c_str(), state->write_tag.size() + 1); | |
5609 | ||
5610 | ldout(store->ctx(), 10) << "setting object write_tag=" << state->write_tag << dendl; | |
5611 | ||
5612 | op.setxattr(RGW_ATTR_ID_TAG, bl); | |
181888fb FG |
5613 | if (modify_tail) { |
5614 | op.setxattr(RGW_ATTR_TAIL_TAG, bl); | |
5615 | } | |
7c673cae FG |
5616 | |
5617 | return 0; | |
5618 | } | |
5619 | ||
7c673cae FG |
5620 | /** |
5621 | * Set an attr on an object. | |
5622 | * bucket: name of the bucket holding the object | |
5623 | * obj: name of the object to set the attr on | |
5624 | * name: the attr to set | |
5625 | * bl: the contents of the attr | |
5626 | * Returns: 0 on success, -ERR# otherwise. | |
5627 | */ | |
5628 | int RGWRados::set_attr(void *ctx, const RGWBucketInfo& bucket_info, rgw_obj& obj, const char *name, bufferlist& bl) | |
5629 | { | |
5630 | map<string, bufferlist> attrs; | |
5631 | attrs[name] = bl; | |
9f95a23c | 5632 | return set_attrs(ctx, bucket_info, obj, attrs, NULL, null_yield); |
7c673cae FG |
5633 | } |
5634 | ||
494da23a | 5635 | int RGWRados::set_attrs(void *ctx, const RGWBucketInfo& bucket_info, rgw_obj& src_obj, |
7c673cae | 5636 | map<string, bufferlist>& attrs, |
9f95a23c TL |
5637 | map<string, bufferlist>* rmattrs, |
5638 | optional_yield y) | |
7c673cae | 5639 | { |
494da23a TL |
5640 | rgw_obj obj = src_obj; |
5641 | if (obj.key.instance == "null") { | |
5642 | obj.key.instance.clear(); | |
5643 | } | |
5644 | ||
7c673cae FG |
5645 | rgw_rados_ref ref; |
5646 | int r = get_obj_head_ref(bucket_info, obj, &ref); | |
5647 | if (r < 0) { | |
5648 | return r; | |
5649 | } | |
5650 | RGWObjectCtx *rctx = static_cast<RGWObjectCtx *>(ctx); | |
5651 | ||
5652 | ObjectWriteOperation op; | |
5653 | RGWObjState *state = NULL; | |
5654 | ||
9f95a23c | 5655 | r = append_atomic_test(rctx, bucket_info, obj, op, &state, y); |
7c673cae FG |
5656 | if (r < 0) |
5657 | return r; | |
5658 | ||
494da23a | 5659 | // ensure null version object exist |
9f95a23c | 5660 | if (src_obj.key.instance == "null" && !state->manifest) { |
494da23a TL |
5661 | return -ENOENT; |
5662 | } | |
5663 | ||
7c673cae FG |
5664 | map<string, bufferlist>::iterator iter; |
5665 | if (rmattrs) { | |
5666 | for (iter = rmattrs->begin(); iter != rmattrs->end(); ++iter) { | |
5667 | const string& name = iter->first; | |
5668 | op.rmxattr(name.c_str()); | |
5669 | } | |
5670 | } | |
5671 | ||
5672 | const rgw_bucket& bucket = obj.bucket; | |
5673 | ||
5674 | for (iter = attrs.begin(); iter != attrs.end(); ++iter) { | |
5675 | const string& name = iter->first; | |
5676 | bufferlist& bl = iter->second; | |
5677 | ||
5678 | if (!bl.length()) | |
5679 | continue; | |
5680 | ||
5681 | op.setxattr(name.c_str(), bl); | |
5682 | ||
5683 | if (name.compare(RGW_ATTR_DELETE_AT) == 0) { | |
5684 | real_time ts; | |
5685 | try { | |
11fdf7f2 | 5686 | decode(ts, bl); |
7c673cae FG |
5687 | |
5688 | rgw_obj_index_key obj_key; | |
5689 | obj.key.get_index_key(&obj_key); | |
5690 | ||
9f95a23c | 5691 | obj_expirer->hint_add(ts, bucket.tenant, bucket.name, bucket.bucket_id, obj_key); |
7c673cae FG |
5692 | } catch (buffer::error& err) { |
5693 | ldout(cct, 0) << "ERROR: failed to decode " RGW_ATTR_DELETE_AT << " attr" << dendl; | |
5694 | } | |
5695 | } | |
5696 | } | |
5697 | ||
5698 | if (!op.size()) | |
5699 | return 0; | |
5700 | ||
9f95a23c | 5701 | RGWObjectCtx obj_ctx(this->store); |
7c673cae FG |
5702 | |
5703 | bufferlist bl; | |
5704 | RGWRados::Bucket bop(this, bucket_info); | |
5705 | RGWRados::Bucket::UpdateIndex index_op(&bop, obj); | |
5706 | ||
5707 | if (state) { | |
5708 | string tag; | |
5709 | append_rand_alpha(cct, tag, tag, 32); | |
5710 | state->write_tag = tag; | |
9f95a23c | 5711 | r = index_op.prepare(CLS_RGW_OP_ADD, &state->write_tag, y); |
7c673cae FG |
5712 | |
5713 | if (r < 0) | |
5714 | return r; | |
5715 | ||
5716 | bl.append(tag.c_str(), tag.size() + 1); | |
7c673cae FG |
5717 | op.setxattr(RGW_ATTR_ID_TAG, bl); |
5718 | } | |
5719 | ||
3efd9988 FG |
5720 | |
5721 | real_time mtime = real_clock::now(); | |
5722 | struct timespec mtime_ts = real_clock::to_timespec(mtime); | |
5723 | op.mtime2(&mtime_ts); | |
9f95a23c TL |
5724 | auto& ioctx = ref.pool.ioctx(); |
5725 | r = rgw_rados_operate(ioctx, ref.obj.oid, &op, null_yield); | |
7c673cae FG |
5726 | if (state) { |
5727 | if (r >= 0) { | |
5728 | bufferlist acl_bl = attrs[RGW_ATTR_ACL]; | |
5729 | bufferlist etag_bl = attrs[RGW_ATTR_ETAG]; | |
5730 | bufferlist content_type_bl = attrs[RGW_ATTR_CONTENT_TYPE]; | |
11fdf7f2 TL |
5731 | string etag = rgw_bl_str(etag_bl); |
5732 | string content_type = rgw_bl_str(content_type_bl); | |
5733 | string storage_class; | |
5734 | auto iter = attrs.find(RGW_ATTR_STORAGE_CLASS); | |
5735 | if (iter != attrs.end()) { | |
5736 | storage_class = rgw_bl_str(iter->second); | |
5737 | } | |
9f95a23c TL |
5738 | uint64_t epoch = ioctx.get_last_version(); |
5739 | int64_t poolid = ioctx.get_id(); | |
7c673cae | 5740 | r = index_op.complete(poolid, epoch, state->size, state->accounted_size, |
11fdf7f2 TL |
5741 | mtime, etag, content_type, storage_class, &acl_bl, |
5742 | RGWObjCategory::Main, NULL); | |
7c673cae FG |
5743 | } else { |
5744 | int ret = index_op.cancel(); | |
5745 | if (ret < 0) { | |
5746 | ldout(cct, 0) << "ERROR: complete_update_index_cancel() returned ret=" << ret << dendl; | |
5747 | } | |
5748 | } | |
5749 | } | |
5750 | if (r < 0) | |
5751 | return r; | |
5752 | ||
5753 | if (state) { | |
5754 | state->obj_tag.swap(bl); | |
5755 | if (rmattrs) { | |
5756 | for (iter = rmattrs->begin(); iter != rmattrs->end(); ++iter) { | |
5757 | state->attrset.erase(iter->first); | |
5758 | } | |
5759 | } | |
92f5a8d4 | 5760 | |
7c673cae FG |
5761 | for (iter = attrs.begin(); iter != attrs.end(); ++iter) { |
5762 | state->attrset[iter->first] = iter->second; | |
5763 | } | |
92f5a8d4 TL |
5764 | |
5765 | auto iter = state->attrset.find(RGW_ATTR_ID_TAG); | |
5766 | if (iter != state->attrset.end()) { | |
5767 | iter->second = state->obj_tag; | |
5768 | } | |
7c673cae FG |
5769 | } |
5770 | ||
5771 | return 0; | |
5772 | } | |
5773 | ||
9f95a23c | 5774 | int RGWRados::Object::Read::prepare(optional_yield y) |
7c673cae FG |
5775 | { |
5776 | RGWRados *store = source->get_store(); | |
5777 | CephContext *cct = store->ctx(); | |
5778 | ||
5779 | bufferlist etag; | |
5780 | ||
5781 | map<string, bufferlist>::iterator iter; | |
5782 | ||
5783 | RGWObjState *astate; | |
9f95a23c | 5784 | int r = source->get_state(&astate, true, y); |
7c673cae FG |
5785 | if (r < 0) |
5786 | return r; | |
5787 | ||
5788 | if (!astate->exists) { | |
5789 | return -ENOENT; | |
5790 | } | |
5791 | ||
5792 | const RGWBucketInfo& bucket_info = source->get_bucket_info(); | |
5793 | ||
5794 | state.obj = astate->obj; | |
5795 | store->obj_to_raw(bucket_info.placement_rule, state.obj, &state.head_obj); | |
5796 | ||
11fdf7f2 TL |
5797 | state.cur_pool = state.head_obj.pool; |
5798 | state.cur_ioctx = &state.io_ctxs[state.cur_pool]; | |
5799 | ||
5800 | r = store->get_obj_head_ioctx(bucket_info, state.obj, state.cur_ioctx); | |
7c673cae FG |
5801 | if (r < 0) { |
5802 | return r; | |
5803 | } | |
eafe8130 TL |
5804 | if (params.target_obj) { |
5805 | *params.target_obj = state.obj; | |
5806 | } | |
7c673cae FG |
5807 | if (params.attrs) { |
5808 | *params.attrs = astate->attrset; | |
11fdf7f2 | 5809 | if (cct->_conf->subsys.should_gather<ceph_subsys_rgw, 20>()) { |
7c673cae FG |
5810 | for (iter = params.attrs->begin(); iter != params.attrs->end(); ++iter) { |
5811 | ldout(cct, 20) << "Read xattr: " << iter->first << dendl; | |
5812 | } | |
5813 | } | |
5814 | } | |
5815 | ||
5816 | /* Convert all times go GMT to make them compatible */ | |
5817 | if (conds.mod_ptr || conds.unmod_ptr) { | |
5818 | obj_time_weight src_weight; | |
5819 | src_weight.init(astate); | |
5820 | src_weight.high_precision = conds.high_precision_time; | |
5821 | ||
5822 | obj_time_weight dest_weight; | |
5823 | dest_weight.high_precision = conds.high_precision_time; | |
5824 | ||
9f95a23c | 5825 | if (conds.mod_ptr && !conds.if_nomatch) { |
7c673cae FG |
5826 | dest_weight.init(*conds.mod_ptr, conds.mod_zone_id, conds.mod_pg_ver); |
5827 | ldout(cct, 10) << "If-Modified-Since: " << dest_weight << " Last-Modified: " << src_weight << dendl; | |
5828 | if (!(dest_weight < src_weight)) { | |
5829 | return -ERR_NOT_MODIFIED; | |
5830 | } | |
5831 | } | |
5832 | ||
9f95a23c | 5833 | if (conds.unmod_ptr && !conds.if_match) { |
7c673cae FG |
5834 | dest_weight.init(*conds.unmod_ptr, conds.mod_zone_id, conds.mod_pg_ver); |
5835 | ldout(cct, 10) << "If-UnModified-Since: " << dest_weight << " Last-Modified: " << src_weight << dendl; | |
5836 | if (dest_weight < src_weight) { | |
5837 | return -ERR_PRECONDITION_FAILED; | |
5838 | } | |
5839 | } | |
5840 | } | |
5841 | if (conds.if_match || conds.if_nomatch) { | |
9f95a23c | 5842 | r = get_attr(RGW_ATTR_ETAG, etag, y); |
7c673cae FG |
5843 | if (r < 0) |
5844 | return r; | |
5845 | ||
5846 | if (conds.if_match) { | |
5847 | string if_match_str = rgw_string_unquote(conds.if_match); | |
11fdf7f2 TL |
5848 | ldout(cct, 10) << "ETag: " << string(etag.c_str(), etag.length()) << " " << " If-Match: " << if_match_str << dendl; |
5849 | if (if_match_str.compare(0, etag.length(), etag.c_str(), etag.length()) != 0) { | |
7c673cae FG |
5850 | return -ERR_PRECONDITION_FAILED; |
5851 | } | |
5852 | } | |
5853 | ||
5854 | if (conds.if_nomatch) { | |
5855 | string if_nomatch_str = rgw_string_unquote(conds.if_nomatch); | |
11fdf7f2 TL |
5856 | ldout(cct, 10) << "ETag: " << string(etag.c_str(), etag.length()) << " " << " If-NoMatch: " << if_nomatch_str << dendl; |
5857 | if (if_nomatch_str.compare(0, etag.length(), etag.c_str(), etag.length()) == 0) { | |
7c673cae FG |
5858 | return -ERR_NOT_MODIFIED; |
5859 | } | |
5860 | } | |
5861 | } | |
5862 | ||
5863 | if (params.obj_size) | |
5864 | *params.obj_size = astate->size; | |
5865 | if (params.lastmod) | |
5866 | *params.lastmod = astate->mtime; | |
5867 | ||
5868 | return 0; | |
5869 | } | |
5870 | ||
5871 | int RGWRados::Object::Read::range_to_ofs(uint64_t obj_size, int64_t &ofs, int64_t &end) | |
5872 | { | |
5873 | if (ofs < 0) { | |
5874 | ofs += obj_size; | |
11fdf7f2 TL |
5875 | if (ofs < 0) |
5876 | ofs = 0; | |
5877 | end = obj_size - 1; | |
5878 | } else if (end < 0) { | |
5879 | end = obj_size - 1; | |
7c673cae FG |
5880 | } |
5881 | ||
11fdf7f2 TL |
5882 | if (obj_size > 0) { |
5883 | if (ofs >= (off_t)obj_size) { | |
5884 | return -ERANGE; | |
5885 | } | |
5886 | if (end >= (off_t)obj_size) { | |
5887 | end = obj_size - 1; | |
7c673cae FG |
5888 | } |
5889 | } | |
7c673cae FG |
5890 | return 0; |
5891 | } | |
5892 | ||
31f18b77 FG |
5893 | int RGWRados::Bucket::UpdateIndex::guard_reshard(BucketShard **pbs, std::function<int(BucketShard *)> call) |
5894 | { | |
5895 | RGWRados *store = target->get_store(); | |
5896 | BucketShard *bs; | |
5897 | int r; | |
5898 | ||
5899 | #define NUM_RESHARD_RETRIES 10 | |
5900 | for (int i = 0; i < NUM_RESHARD_RETRIES; ++i) { | |
5901 | int ret = get_bucket_shard(&bs); | |
5902 | if (ret < 0) { | |
5903 | ldout(store->ctx(), 5) << "failed to get BucketShard object: ret=" << ret << dendl; | |
5904 | return ret; | |
5905 | } | |
5906 | r = call(bs); | |
5907 | if (r != -ERR_BUSY_RESHARDING) { | |
5908 | break; | |
5909 | } | |
5910 | ldout(store->ctx(), 0) << "NOTICE: resharding operation on bucket index detected, blocking" << dendl; | |
5911 | string new_bucket_id; | |
11fdf7f2 TL |
5912 | r = store->block_while_resharding(bs, &new_bucket_id, |
5913 | target->bucket_info, null_yield); | |
31f18b77 FG |
5914 | if (r == -ERR_BUSY_RESHARDING) { |
5915 | continue; | |
5916 | } | |
5917 | if (r < 0) { | |
5918 | return r; | |
5919 | } | |
5920 | ldout(store->ctx(), 20) << "reshard completion identified, new_bucket_id=" << new_bucket_id << dendl; | |
5921 | i = 0; /* resharding is finished, make sure we can retry */ | |
5922 | r = target->update_bucket_id(new_bucket_id); | |
5923 | if (r < 0) { | |
5924 | ldout(store->ctx(), 0) << "ERROR: update_bucket_id() new_bucket_id=" << new_bucket_id << " returned r=" << r << dendl; | |
5925 | return r; | |
5926 | } | |
5927 | invalidate_bs(); | |
81eedcae | 5928 | } // for loop |
31f18b77 FG |
5929 | |
5930 | if (r < 0) { | |
5931 | return r; | |
5932 | } | |
5933 | ||
5934 | if (pbs) { | |
5935 | *pbs = bs; | |
5936 | } | |
5937 | ||
5938 | return 0; | |
5939 | } | |
5940 | ||
9f95a23c | 5941 | int RGWRados::Bucket::UpdateIndex::prepare(RGWModifyOp op, const string *write_tag, optional_yield y) |
7c673cae FG |
5942 | { |
5943 | if (blind) { | |
5944 | return 0; | |
5945 | } | |
5946 | RGWRados *store = target->get_store(); | |
7c673cae FG |
5947 | |
5948 | if (write_tag && write_tag->length()) { | |
5949 | optag = string(write_tag->c_str(), write_tag->length()); | |
5950 | } else { | |
5951 | if (optag.empty()) { | |
5952 | append_rand_alpha(store->ctx(), optag, optag, 32); | |
5953 | } | |
5954 | } | |
5955 | ||
f64942e4 | 5956 | int r = guard_reshard(nullptr, [&](BucketShard *bs) -> int { |
9f95a23c | 5957 | return store->cls_obj_prepare_op(*bs, op, optag, obj, bilog_flags, y, zones_trace); |
f64942e4 | 5958 | }); |
31f18b77 | 5959 | |
7c673cae FG |
5960 | if (r < 0) { |
5961 | return r; | |
5962 | } | |
5963 | prepared = true; | |
31f18b77 | 5964 | |
7c673cae FG |
5965 | return 0; |
5966 | } | |
5967 | ||
5968 | int RGWRados::Bucket::UpdateIndex::complete(int64_t poolid, uint64_t epoch, | |
5969 | uint64_t size, uint64_t accounted_size, | |
5970 | ceph::real_time& ut, const string& etag, | |
11fdf7f2 | 5971 | const string& content_type, const string& storage_class, |
7c673cae FG |
5972 | bufferlist *acl_bl, |
5973 | RGWObjCategory category, | |
11fdf7f2 TL |
5974 | list<rgw_obj_index_key> *remove_objs, const string *user_data, |
5975 | bool appendable) | |
7c673cae FG |
5976 | { |
5977 | if (blind) { | |
5978 | return 0; | |
5979 | } | |
5980 | RGWRados *store = target->get_store(); | |
5981 | BucketShard *bs; | |
31f18b77 | 5982 | |
7c673cae FG |
5983 | int ret = get_bucket_shard(&bs); |
5984 | if (ret < 0) { | |
5985 | ldout(store->ctx(), 5) << "failed to get BucketShard object: ret=" << ret << dendl; | |
5986 | return ret; | |
5987 | } | |
5988 | ||
5989 | rgw_bucket_dir_entry ent; | |
5990 | obj.key.get_index_key(&ent.key); | |
5991 | ent.meta.size = size; | |
5992 | ent.meta.accounted_size = accounted_size; | |
5993 | ent.meta.mtime = ut; | |
5994 | ent.meta.etag = etag; | |
11fdf7f2 | 5995 | ent.meta.storage_class = storage_class; |
7c673cae FG |
5996 | if (user_data) |
5997 | ent.meta.user_data = *user_data; | |
5998 | ||
5999 | ACLOwner owner; | |
6000 | if (acl_bl && acl_bl->length()) { | |
6001 | int ret = store->decode_policy(*acl_bl, &owner); | |
6002 | if (ret < 0) { | |
6003 | ldout(store->ctx(), 0) << "WARNING: could not decode policy ret=" << ret << dendl; | |
6004 | } | |
6005 | } | |
6006 | ent.meta.owner = owner.get_id().to_str(); | |
6007 | ent.meta.owner_display_name = owner.get_display_name(); | |
6008 | ent.meta.content_type = content_type; | |
11fdf7f2 | 6009 | ent.meta.appendable = appendable; |
7c673cae | 6010 | |
31f18b77 | 6011 | ret = store->cls_obj_complete_add(*bs, obj, optag, poolid, epoch, ent, category, remove_objs, bilog_flags, zones_trace); |
7c673cae | 6012 | |
9f95a23c TL |
6013 | int r = store->svc.datalog_rados->add_entry(target->bucket_info, bs->shard_id); |
6014 | if (r < 0) { | |
6015 | lderr(store->ctx()) << "ERROR: failed writing data log" << dendl; | |
7c673cae FG |
6016 | } |
6017 | ||
6018 | return ret; | |
6019 | } | |
6020 | ||
6021 | int RGWRados::Bucket::UpdateIndex::complete_del(int64_t poolid, uint64_t epoch, | |
6022 | real_time& removed_mtime, | |
6023 | list<rgw_obj_index_key> *remove_objs) | |
6024 | { | |
6025 | if (blind) { | |
6026 | return 0; | |
6027 | } | |
6028 | RGWRados *store = target->get_store(); | |
6029 | BucketShard *bs; | |
31f18b77 | 6030 | |
7c673cae FG |
6031 | int ret = get_bucket_shard(&bs); |
6032 | if (ret < 0) { | |
6033 | ldout(store->ctx(), 5) << "failed to get BucketShard object: ret=" << ret << dendl; | |
6034 | return ret; | |
6035 | } | |
6036 | ||
31f18b77 | 6037 | ret = store->cls_obj_complete_del(*bs, optag, poolid, epoch, obj, removed_mtime, remove_objs, bilog_flags, zones_trace); |
7c673cae | 6038 | |
9f95a23c TL |
6039 | int r = store->svc.datalog_rados->add_entry(target->bucket_info, bs->shard_id); |
6040 | if (r < 0) { | |
6041 | lderr(store->ctx()) << "ERROR: failed writing data log" << dendl; | |
7c673cae FG |
6042 | } |
6043 | ||
6044 | return ret; | |
6045 | } | |
6046 | ||
6047 | ||
6048 | int RGWRados::Bucket::UpdateIndex::cancel() | |
6049 | { | |
6050 | if (blind) { | |
6051 | return 0; | |
6052 | } | |
6053 | RGWRados *store = target->get_store(); | |
6054 | BucketShard *bs; | |
7c673cae | 6055 | |
f64942e4 AA |
6056 | int ret = guard_reshard(&bs, [&](BucketShard *bs) -> int { |
6057 | return store->cls_obj_complete_cancel(*bs, optag, obj, bilog_flags, zones_trace); | |
6058 | }); | |
7c673cae FG |
6059 | |
6060 | /* | |
6061 | * need to update data log anyhow, so that whoever follows needs to update its internal markers | |
6062 | * for following the specific bucket shard log. Otherwise they end up staying behind, and users | |
6063 | * have no way to tell that they're all caught up | |
6064 | */ | |
9f95a23c TL |
6065 | int r = store->svc.datalog_rados->add_entry(target->bucket_info, bs->shard_id); |
6066 | if (r < 0) { | |
6067 | lderr(store->ctx()) << "ERROR: failed writing data log" << dendl; | |
7c673cae FG |
6068 | } |
6069 | ||
6070 | return ret; | |
6071 | } | |
6072 | ||
9f95a23c | 6073 | int RGWRados::Object::Read::read(int64_t ofs, int64_t end, bufferlist& bl, optional_yield y) |
7c673cae FG |
6074 | { |
6075 | RGWRados *store = source->get_store(); | |
6076 | CephContext *cct = store->ctx(); | |
6077 | ||
7c673cae FG |
6078 | rgw_raw_obj read_obj; |
6079 | uint64_t read_ofs = ofs; | |
6080 | uint64_t len, read_len; | |
6081 | bool reading_from_head = true; | |
6082 | ObjectReadOperation op; | |
6083 | ||
6084 | bool merge_bl = false; | |
6085 | bufferlist *pbl = &bl; | |
6086 | bufferlist read_bl; | |
6087 | uint64_t max_chunk_size; | |
6088 | ||
6089 | RGWObjState *astate; | |
9f95a23c | 6090 | int r = source->get_state(&astate, true, y); |
7c673cae FG |
6091 | if (r < 0) |
6092 | return r; | |
6093 | ||
11fdf7f2 TL |
6094 | if (astate->size == 0) { |
6095 | end = 0; | |
6096 | } else if (end >= (int64_t)astate->size) { | |
6097 | end = astate->size - 1; | |
6098 | } | |
6099 | ||
7c673cae FG |
6100 | if (end < 0) |
6101 | len = 0; | |
6102 | else | |
6103 | len = end - ofs + 1; | |
6104 | ||
9f95a23c | 6105 | if (astate->manifest && astate->manifest->has_tail()) { |
7c673cae | 6106 | /* now get the relevant object part */ |
9f95a23c | 6107 | RGWObjManifest::obj_iterator iter = astate->manifest->obj_find(ofs); |
7c673cae FG |
6108 | |
6109 | uint64_t stripe_ofs = iter.get_stripe_ofs(); | |
6110 | read_obj = iter.get_location().get_raw_obj(store); | |
11fdf7f2 | 6111 | len = std::min(len, iter.get_stripe_size() - (ofs - stripe_ofs)); |
7c673cae FG |
6112 | read_ofs = iter.location_ofs() + (ofs - stripe_ofs); |
6113 | reading_from_head = (read_obj == state.head_obj); | |
6114 | } else { | |
6115 | read_obj = state.head_obj; | |
6116 | } | |
6117 | ||
6118 | r = store->get_max_chunk_size(read_obj.pool, &max_chunk_size); | |
6119 | if (r < 0) { | |
6120 | ldout(cct, 0) << "ERROR: failed to get max_chunk_size() for pool " << read_obj.pool << dendl; | |
6121 | return r; | |
6122 | } | |
6123 | ||
6124 | if (len > max_chunk_size) | |
6125 | len = max_chunk_size; | |
6126 | ||
6127 | ||
7c673cae FG |
6128 | read_len = len; |
6129 | ||
6130 | if (reading_from_head) { | |
6131 | /* only when reading from the head object do we need to do the atomic test */ | |
9f95a23c | 6132 | r = store->append_atomic_test(&source->get_ctx(), source->get_bucket_info(), state.obj, op, &astate, y); |
7c673cae FG |
6133 | if (r < 0) |
6134 | return r; | |
6135 | ||
6136 | if (astate && astate->prefetch_data) { | |
6137 | if (!ofs && astate->data.length() >= len) { | |
6138 | bl = astate->data; | |
6139 | return bl.length(); | |
6140 | } | |
6141 | ||
6142 | if (ofs < astate->data.length()) { | |
11fdf7f2 | 6143 | unsigned copy_len = std::min((uint64_t)astate->data.length() - ofs, len); |
9f95a23c | 6144 | astate->data.begin(ofs).copy(copy_len, bl); |
7c673cae FG |
6145 | read_len -= copy_len; |
6146 | read_ofs += copy_len; | |
6147 | if (!read_len) | |
6148 | return bl.length(); | |
6149 | ||
6150 | merge_bl = true; | |
6151 | pbl = &read_bl; | |
6152 | } | |
6153 | } | |
6154 | } | |
6155 | ||
6156 | ldout(cct, 20) << "rados->read obj-ofs=" << ofs << " read_ofs=" << read_ofs << " read_len=" << read_len << dendl; | |
6157 | op.read(read_ofs, read_len, pbl, NULL); | |
6158 | ||
11fdf7f2 TL |
6159 | if (state.cur_pool != read_obj.pool) { |
6160 | auto iter = state.io_ctxs.find(read_obj.pool); | |
6161 | if (iter == state.io_ctxs.end()) { | |
6162 | state.cur_ioctx = &state.io_ctxs[read_obj.pool]; | |
494da23a | 6163 | r = store->open_pool_ctx(read_obj.pool, *state.cur_ioctx, false); |
11fdf7f2 TL |
6164 | if (r < 0) { |
6165 | ldout(cct, 20) << "ERROR: failed to open pool context for pool=" << read_obj.pool << " r=" << r << dendl; | |
6166 | return r; | |
6167 | } | |
6168 | } else { | |
6169 | state.cur_ioctx = &iter->second; | |
7c673cae | 6170 | } |
11fdf7f2 | 6171 | state.cur_pool = read_obj.pool; |
7c673cae FG |
6172 | } |
6173 | ||
11fdf7f2 | 6174 | state.cur_ioctx->locator_set_key(read_obj.loc); |
7c673cae | 6175 | |
11fdf7f2 TL |
6176 | r = state.cur_ioctx->operate(read_obj.oid, &op, NULL); |
6177 | ldout(cct, 20) << "rados->read r=" << r << " bl.length=" << bl.length() << dendl; | |
7c673cae | 6178 | |
7c673cae | 6179 | if (r < 0) { |
7c673cae FG |
6180 | return r; |
6181 | } | |
7c673cae | 6182 | |
11fdf7f2 TL |
6183 | if (merge_bl) { |
6184 | bl.append(read_bl); | |
7c673cae FG |
6185 | } |
6186 | ||
7c673cae FG |
6187 | return bl.length(); |
6188 | } | |
6189 | ||
11fdf7f2 TL |
6190 | struct get_obj_data { |
6191 | RGWRados* store; | |
6192 | RGWGetDataCB* client_cb; | |
6193 | rgw::Aio* aio; | |
6194 | uint64_t offset; // next offset to write to client | |
6195 | rgw::AioResultList completed; // completed read results, sorted by offset | |
9f95a23c | 6196 | optional_yield yield; |
7c673cae | 6197 | |
9f95a23c TL |
6198 | get_obj_data(RGWRados* store, RGWGetDataCB* cb, rgw::Aio* aio, |
6199 | uint64_t offset, optional_yield yield) | |
6200 | : store(store), client_cb(cb), aio(aio), offset(offset), yield(yield) {} | |
7c673cae | 6201 | |
11fdf7f2 TL |
6202 | int flush(rgw::AioResultList&& results) { |
6203 | int r = rgw::check_for_errors(results); | |
6204 | if (r < 0) { | |
6205 | return r; | |
7c673cae | 6206 | } |
7c673cae | 6207 | |
11fdf7f2 TL |
6208 | auto cmp = [](const auto& lhs, const auto& rhs) { return lhs.id < rhs.id; }; |
6209 | results.sort(cmp); // merge() requires results to be sorted first | |
6210 | completed.merge(results, cmp); // merge results in sorted order | |
7c673cae | 6211 | |
11fdf7f2 TL |
6212 | while (!completed.empty() && completed.front().id == offset) { |
6213 | auto bl = std::move(completed.front().data); | |
6214 | completed.pop_front_and_dispose(std::default_delete<rgw::AioResultEntry>{}); | |
7c673cae | 6215 | |
11fdf7f2 TL |
6216 | offset += bl.length(); |
6217 | int r = client_cb->handle_data(bl, 0, bl.length()); | |
6218 | if (r < 0) { | |
6219 | return r; | |
6220 | } | |
7c673cae | 6221 | } |
11fdf7f2 | 6222 | return 0; |
7c673cae FG |
6223 | } |
6224 | ||
11fdf7f2 TL |
6225 | void cancel() { |
6226 | // wait for all completions to drain and ignore the results | |
6227 | aio->drain(); | |
7c673cae FG |
6228 | } |
6229 | ||
11fdf7f2 TL |
6230 | int drain() { |
6231 | auto c = aio->wait(); | |
6232 | while (!c.empty()) { | |
6233 | int r = flush(std::move(c)); | |
7c673cae | 6234 | if (r < 0) { |
11fdf7f2 | 6235 | cancel(); |
7c673cae FG |
6236 | return r; |
6237 | } | |
11fdf7f2 | 6238 | c = aio->wait(); |
7c673cae | 6239 | } |
11fdf7f2 | 6240 | return flush(std::move(c)); |
7c673cae FG |
6241 | } |
6242 | }; | |
6243 | ||
11fdf7f2 TL |
6244 | static int _get_obj_iterate_cb(const rgw_raw_obj& read_obj, off_t obj_ofs, |
6245 | off_t read_ofs, off_t len, bool is_head_obj, | |
6246 | RGWObjState *astate, void *arg) | |
7c673cae FG |
6247 | { |
6248 | struct get_obj_data *d = (struct get_obj_data *)arg; | |
6249 | ||
11fdf7f2 TL |
6250 | return d->store->get_obj_iterate_cb(read_obj, obj_ofs, read_ofs, len, |
6251 | is_head_obj, astate, arg); | |
7c673cae FG |
6252 | } |
6253 | ||
11fdf7f2 TL |
6254 | int RGWRados::get_obj_iterate_cb(const rgw_raw_obj& read_obj, off_t obj_ofs, |
6255 | off_t read_ofs, off_t len, bool is_head_obj, | |
6256 | RGWObjState *astate, void *arg) | |
7c673cae | 6257 | { |
7c673cae FG |
6258 | ObjectReadOperation op; |
6259 | struct get_obj_data *d = (struct get_obj_data *)arg; | |
6260 | string oid, key; | |
7c673cae FG |
6261 | |
6262 | if (is_head_obj) { | |
6263 | /* only when reading from the head object do we need to do the atomic test */ | |
11fdf7f2 | 6264 | int r = append_atomic_test(astate, op); |
7c673cae FG |
6265 | if (r < 0) |
6266 | return r; | |
6267 | ||
6268 | if (astate && | |
6269 | obj_ofs < astate->data.length()) { | |
11fdf7f2 | 6270 | unsigned chunk_len = std::min((uint64_t)astate->data.length() - obj_ofs, (uint64_t)len); |
7c673cae | 6271 | |
7c673cae | 6272 | r = d->client_cb->handle_data(astate->data, obj_ofs, chunk_len); |
7c673cae FG |
6273 | if (r < 0) |
6274 | return r; | |
6275 | ||
7c673cae | 6276 | len -= chunk_len; |
11fdf7f2 | 6277 | d->offset += chunk_len; |
7c673cae FG |
6278 | read_ofs += chunk_len; |
6279 | obj_ofs += chunk_len; | |
6280 | if (!len) | |
6281 | return 0; | |
6282 | } | |
6283 | } | |
6284 | ||
11fdf7f2 TL |
6285 | auto obj = d->store->svc.rados->obj(read_obj); |
6286 | int r = obj.open(); | |
7c673cae | 6287 | if (r < 0) { |
11fdf7f2 TL |
6288 | ldout(cct, 4) << "failed to open rados context for " << read_obj << dendl; |
6289 | return r; | |
7c673cae FG |
6290 | } |
6291 | ||
11fdf7f2 TL |
6292 | ldout(cct, 20) << "rados->get_obj_iterate_cb oid=" << read_obj.oid << " obj-ofs=" << obj_ofs << " read_ofs=" << read_ofs << " len=" << len << dendl; |
6293 | op.read(read_ofs, len, nullptr, nullptr); | |
7c673cae | 6294 | |
11fdf7f2 TL |
6295 | const uint64_t cost = len; |
6296 | const uint64_t id = obj_ofs; // use logical object offset for sorting replies | |
7c673cae | 6297 | |
9f95a23c | 6298 | auto completed = d->aio->get(obj, rgw::Aio::librados_op(std::move(op), d->yield), cost, id); |
7c673cae | 6299 | |
11fdf7f2 | 6300 | return d->flush(std::move(completed)); |
7c673cae FG |
6301 | } |
6302 | ||
9f95a23c TL |
6303 | int RGWRados::Object::Read::iterate(int64_t ofs, int64_t end, RGWGetDataCB *cb, |
6304 | optional_yield y) | |
7c673cae FG |
6305 | { |
6306 | RGWRados *store = source->get_store(); | |
6307 | CephContext *cct = store->ctx(); | |
7c673cae | 6308 | RGWObjectCtx& obj_ctx = source->get_ctx(); |
11fdf7f2 TL |
6309 | const uint64_t chunk_size = cct->_conf->rgw_get_obj_max_req_size; |
6310 | const uint64_t window_size = cct->_conf->rgw_get_obj_window_size; | |
7c673cae | 6311 | |
9f95a23c TL |
6312 | auto aio = rgw::make_throttle(window_size, y); |
6313 | get_obj_data data(store, cb, &*aio, ofs, y); | |
7c673cae | 6314 | |
11fdf7f2 | 6315 | int r = store->iterate_obj(obj_ctx, source->get_bucket_info(), state.obj, |
9f95a23c | 6316 | ofs, end, chunk_size, _get_obj_iterate_cb, &data, y); |
7c673cae | 6317 | if (r < 0) { |
11fdf7f2 TL |
6318 | ldout(cct, 0) << "iterate_obj() failed with " << r << dendl; |
6319 | data.cancel(); // drain completions without writing back to client | |
6320 | return r; | |
7c673cae FG |
6321 | } |
6322 | ||
11fdf7f2 | 6323 | return data.drain(); |
7c673cae FG |
6324 | } |
6325 | ||
6326 | int RGWRados::iterate_obj(RGWObjectCtx& obj_ctx, | |
6327 | const RGWBucketInfo& bucket_info, const rgw_obj& obj, | |
11fdf7f2 | 6328 | off_t ofs, off_t end, uint64_t max_chunk_size, |
9f95a23c | 6329 | iterate_obj_cb cb, void *arg, optional_yield y) |
7c673cae FG |
6330 | { |
6331 | rgw_raw_obj head_obj; | |
6332 | rgw_raw_obj read_obj; | |
6333 | uint64_t read_ofs = ofs; | |
6334 | uint64_t len; | |
6335 | bool reading_from_head = true; | |
6336 | RGWObjState *astate = NULL; | |
6337 | ||
6338 | obj_to_raw(bucket_info.placement_rule, obj, &head_obj); | |
6339 | ||
9f95a23c | 6340 | int r = get_obj_state(&obj_ctx, bucket_info, obj, &astate, false, y); |
7c673cae FG |
6341 | if (r < 0) { |
6342 | return r; | |
6343 | } | |
6344 | ||
6345 | if (end < 0) | |
6346 | len = 0; | |
6347 | else | |
6348 | len = end - ofs + 1; | |
6349 | ||
9f95a23c | 6350 | if (astate->manifest) { |
7c673cae | 6351 | /* now get the relevant object stripe */ |
9f95a23c | 6352 | RGWObjManifest::obj_iterator iter = astate->manifest->obj_find(ofs); |
7c673cae | 6353 | |
9f95a23c | 6354 | RGWObjManifest::obj_iterator obj_end = astate->manifest->obj_end(); |
7c673cae FG |
6355 | |
6356 | for (; iter != obj_end && ofs <= end; ++iter) { | |
6357 | off_t stripe_ofs = iter.get_stripe_ofs(); | |
6358 | off_t next_stripe_ofs = stripe_ofs + iter.get_stripe_size(); | |
6359 | ||
6360 | while (ofs < next_stripe_ofs && ofs <= end) { | |
6361 | read_obj = iter.get_location().get_raw_obj(this); | |
11fdf7f2 | 6362 | uint64_t read_len = std::min(len, iter.get_stripe_size() - (ofs - stripe_ofs)); |
7c673cae FG |
6363 | read_ofs = iter.location_ofs() + (ofs - stripe_ofs); |
6364 | ||
6365 | if (read_len > max_chunk_size) { | |
6366 | read_len = max_chunk_size; | |
6367 | } | |
6368 | ||
6369 | reading_from_head = (read_obj == head_obj); | |
11fdf7f2 | 6370 | r = cb(read_obj, ofs, read_ofs, read_len, reading_from_head, astate, arg); |
7c673cae FG |
6371 | if (r < 0) { |
6372 | return r; | |
6373 | } | |
6374 | ||
6375 | len -= read_len; | |
6376 | ofs += read_len; | |
6377 | } | |
6378 | } | |
6379 | } else { | |
6380 | while (ofs <= end) { | |
6381 | read_obj = head_obj; | |
11fdf7f2 | 6382 | uint64_t read_len = std::min(len, max_chunk_size); |
7c673cae | 6383 | |
11fdf7f2 | 6384 | r = cb(read_obj, ofs, ofs, read_len, reading_from_head, astate, arg); |
7c673cae FG |
6385 | if (r < 0) { |
6386 | return r; | |
6387 | } | |
6388 | ||
6389 | len -= read_len; | |
6390 | ofs += read_len; | |
6391 | } | |
6392 | } | |
6393 | ||
6394 | return 0; | |
6395 | } | |
6396 | ||
6397 | int RGWRados::obj_operate(const RGWBucketInfo& bucket_info, const rgw_obj& obj, ObjectWriteOperation *op) | |
6398 | { | |
6399 | rgw_rados_ref ref; | |
6400 | int r = get_obj_head_ref(bucket_info, obj, &ref); | |
6401 | if (r < 0) { | |
6402 | return r; | |
6403 | } | |
6404 | ||
9f95a23c | 6405 | return rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, op, null_yield); |
7c673cae FG |
6406 | } |
6407 | ||
6408 | int RGWRados::obj_operate(const RGWBucketInfo& bucket_info, const rgw_obj& obj, ObjectReadOperation *op) | |
6409 | { | |
6410 | rgw_rados_ref ref; | |
6411 | int r = get_obj_head_ref(bucket_info, obj, &ref); | |
6412 | if (r < 0) { | |
6413 | return r; | |
6414 | } | |
6415 | ||
6416 | bufferlist outbl; | |
6417 | ||
9f95a23c | 6418 | return rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, op, &outbl, null_yield); |
7c673cae FG |
6419 | } |
6420 | ||
6421 | int RGWRados::olh_init_modification_impl(const RGWBucketInfo& bucket_info, RGWObjState& state, const rgw_obj& olh_obj, string *op_tag) | |
6422 | { | |
6423 | ObjectWriteOperation op; | |
6424 | ||
11fdf7f2 | 6425 | ceph_assert(olh_obj.key.instance.empty()); |
7c673cae FG |
6426 | |
6427 | bool has_tag = (state.exists && has_olh_tag(state.attrset)); | |
6428 | ||
6429 | if (!state.exists) { | |
6430 | op.create(true); | |
6431 | } else { | |
6432 | op.assert_exists(); | |
b32b8144 FG |
6433 | struct timespec mtime_ts = real_clock::to_timespec(state.mtime); |
6434 | op.mtime2(&mtime_ts); | |
7c673cae FG |
6435 | } |
6436 | ||
6437 | /* | |
6438 | * 3 possible cases: olh object doesn't exist, it exists as an olh, it exists as a regular object. | |
6439 | * If it exists as a regular object we'll need to transform it into an olh. We'll do it in two | |
6440 | * steps, first change its tag and set the olh pending attrs. Once write is done we'll need to | |
6441 | * truncate it, remove extra attrs, and send it to the garbage collection. The bucket index olh | |
6442 | * log will reflect that. | |
6443 | * | |
6444 | * Need to generate separate olh and obj tags, as olh can be colocated with object data. obj_tag | |
6445 | * is used for object data instance, olh_tag for olh instance. | |
6446 | */ | |
6447 | if (has_tag) { | |
6448 | /* guard against racing writes */ | |
6449 | bucket_index_guard_olh_op(state, op); | |
6450 | } | |
6451 | ||
6452 | if (!has_tag) { | |
6453 | /* obj tag */ | |
9f95a23c | 6454 | string obj_tag = gen_rand_alphanumeric_lower(cct, 32); |
11fdf7f2 | 6455 | |
7c673cae FG |
6456 | bufferlist bl; |
6457 | bl.append(obj_tag.c_str(), obj_tag.size()); | |
6458 | op.setxattr(RGW_ATTR_ID_TAG, bl); | |
6459 | ||
6460 | state.attrset[RGW_ATTR_ID_TAG] = bl; | |
6461 | state.obj_tag = bl; | |
6462 | ||
6463 | /* olh tag */ | |
9f95a23c | 6464 | string olh_tag = gen_rand_alphanumeric_lower(cct, 32); |
11fdf7f2 | 6465 | |
7c673cae FG |
6466 | bufferlist olh_bl; |
6467 | olh_bl.append(olh_tag.c_str(), olh_tag.size()); | |
6468 | op.setxattr(RGW_ATTR_OLH_ID_TAG, olh_bl); | |
6469 | ||
6470 | state.attrset[RGW_ATTR_OLH_ID_TAG] = olh_bl; | |
6471 | state.olh_tag = olh_bl; | |
6472 | state.is_olh = true; | |
6473 | ||
6474 | bufferlist verbl; | |
6475 | op.setxattr(RGW_ATTR_OLH_VER, verbl); | |
6476 | } | |
6477 | ||
6478 | bufferlist bl; | |
6479 | RGWOLHPendingInfo pending_info; | |
6480 | pending_info.time = real_clock::now(); | |
11fdf7f2 | 6481 | encode(pending_info, bl); |
7c673cae FG |
6482 | |
6483 | #define OLH_PENDING_TAG_LEN 32 | |
6484 | /* tag will start with current time epoch, this so that entries are sorted by time */ | |
6485 | char buf[32]; | |
6486 | utime_t ut(pending_info.time); | |
6487 | snprintf(buf, sizeof(buf), "%016llx", (unsigned long long)ut.sec()); | |
6488 | *op_tag = buf; | |
6489 | ||
9f95a23c | 6490 | string s = gen_rand_alphanumeric_lower(cct, OLH_PENDING_TAG_LEN - op_tag->size()); |
11fdf7f2 | 6491 | |
7c673cae FG |
6492 | op_tag->append(s); |
6493 | ||
6494 | string attr_name = RGW_ATTR_OLH_PENDING_PREFIX; | |
6495 | attr_name.append(*op_tag); | |
6496 | ||
6497 | op.setxattr(attr_name.c_str(), bl); | |
6498 | ||
11fdf7f2 | 6499 | int ret = obj_operate(bucket_info, olh_obj, &op); |
7c673cae FG |
6500 | if (ret < 0) { |
6501 | return ret; | |
6502 | } | |
6503 | ||
6504 | state.exists = true; | |
6505 | state.attrset[attr_name] = bl; | |
6506 | ||
6507 | return 0; | |
6508 | } | |
6509 | ||
6510 | int RGWRados::olh_init_modification(const RGWBucketInfo& bucket_info, RGWObjState& state, const rgw_obj& obj, string *op_tag) | |
6511 | { | |
6512 | int ret; | |
6513 | ||
6514 | ret = olh_init_modification_impl(bucket_info, state, obj, op_tag); | |
6515 | if (ret == -EEXIST) { | |
6516 | ret = -ECANCELED; | |
6517 | } | |
6518 | ||
6519 | return ret; | |
6520 | } | |
6521 | ||
f64942e4 AA |
6522 | int RGWRados::guard_reshard(BucketShard *bs, |
6523 | const rgw_obj& obj_instance, | |
6524 | const RGWBucketInfo& bucket_info, | |
6525 | std::function<int(BucketShard *)> call) | |
31f18b77 FG |
6526 | { |
6527 | rgw_obj obj; | |
6528 | const rgw_obj *pobj = &obj_instance; | |
6529 | int r; | |
6530 | ||
6531 | for (int i = 0; i < NUM_RESHARD_RETRIES; ++i) { | |
f64942e4 | 6532 | r = bs->init(pobj->bucket, *pobj, nullptr /* no RGWBucketInfo */); |
31f18b77 FG |
6533 | if (r < 0) { |
6534 | ldout(cct, 5) << "bs.init() returned ret=" << r << dendl; | |
6535 | return r; | |
6536 | } | |
6537 | r = call(bs); | |
6538 | if (r != -ERR_BUSY_RESHARDING) { | |
6539 | break; | |
6540 | } | |
6541 | ldout(cct, 0) << "NOTICE: resharding operation on bucket index detected, blocking" << dendl; | |
6542 | string new_bucket_id; | |
11fdf7f2 | 6543 | r = block_while_resharding(bs, &new_bucket_id, bucket_info, null_yield); |
31f18b77 FG |
6544 | if (r == -ERR_BUSY_RESHARDING) { |
6545 | continue; | |
6546 | } | |
6547 | if (r < 0) { | |
6548 | return r; | |
6549 | } | |
6550 | ldout(cct, 20) << "reshard completion identified, new_bucket_id=" << new_bucket_id << dendl; | |
6551 | i = 0; /* resharding is finished, make sure we can retry */ | |
6552 | ||
6553 | obj = *pobj; | |
6554 | obj.bucket.update_bucket_id(new_bucket_id); | |
6555 | pobj = &obj; | |
81eedcae | 6556 | } // for loop |
31f18b77 FG |
6557 | |
6558 | if (r < 0) { | |
6559 | return r; | |
6560 | } | |
6561 | ||
6562 | return 0; | |
6563 | } | |
6564 | ||
f64942e4 AA |
6565 | int RGWRados::block_while_resharding(RGWRados::BucketShard *bs, |
6566 | string *new_bucket_id, | |
11fdf7f2 TL |
6567 | const RGWBucketInfo& bucket_info, |
6568 | optional_yield y) | |
31f18b77 | 6569 | { |
11fdf7f2 TL |
6570 | int ret = 0; |
6571 | cls_rgw_bucket_instance_entry entry; | |
6572 | ||
81eedcae TL |
6573 | // since we want to run this recovery code from two distinct places, |
6574 | // let's just put it in a lambda so we can easily re-use; if the | |
6575 | // lambda successfully fetches a new bucket id, it sets | |
6576 | // new_bucket_id and returns 0, otherwise it returns a negative | |
6577 | // error code | |
6578 | auto fetch_new_bucket_id = | |
9f95a23c TL |
6579 | [this, &bucket_info](const std::string& log_tag, |
6580 | std::string* new_bucket_id) -> int { | |
81eedcae TL |
6581 | RGWBucketInfo fresh_bucket_info = bucket_info; |
6582 | int ret = try_refresh_bucket_info(fresh_bucket_info, nullptr); | |
6583 | if (ret < 0) { | |
6584 | ldout(cct, 0) << __func__ << | |
6585 | " ERROR: failed to refresh bucket info after reshard at " << | |
6586 | log_tag << ": " << cpp_strerror(-ret) << dendl; | |
6587 | return ret; | |
6588 | } | |
6589 | *new_bucket_id = fresh_bucket_info.bucket.bucket_id; | |
6590 | return 0; | |
6591 | }; | |
6592 | ||
6593 | constexpr int num_retries = 10; | |
6594 | for (int i = 1; i <= num_retries; i++) { // nb: 1-based for loop | |
9f95a23c TL |
6595 | auto& ref = bs->bucket_obj.get_ref(); |
6596 | ret = cls_rgw_get_bucket_resharding(ref.pool.ioctx(), ref.obj.oid, &entry); | |
81eedcae TL |
6597 | if (ret == -ENOENT) { |
6598 | return fetch_new_bucket_id("get_bucket_resharding_failed", new_bucket_id); | |
6599 | } else if (ret < 0) { | |
6600 | ldout(cct, 0) << __func__ << | |
6601 | " ERROR: failed to get bucket resharding : " << cpp_strerror(-ret) << | |
6602 | dendl; | |
11fdf7f2 TL |
6603 | return ret; |
6604 | } | |
81eedcae | 6605 | |
11fdf7f2 | 6606 | if (!entry.resharding_in_progress()) { |
81eedcae TL |
6607 | return fetch_new_bucket_id("get_bucket_resharding_succeeded", |
6608 | new_bucket_id); | |
11fdf7f2 | 6609 | } |
31f18b77 | 6610 | |
81eedcae TL |
6611 | ldout(cct, 20) << "NOTICE: reshard still in progress; " << |
6612 | (i < num_retries ? "retrying" : "too many retries") << dendl; | |
6613 | ||
6614 | if (i == num_retries) { | |
11fdf7f2 TL |
6615 | break; |
6616 | } | |
6617 | ||
6618 | // If bucket is erroneously marked as resharding (e.g., crash or | |
6619 | // other error) then fix it. If we can take the bucket reshard | |
6620 | // lock then it means no other resharding should be taking place, | |
6621 | // and we're free to clear the flags. | |
6622 | { | |
6623 | // since we expect to do this rarely, we'll do our work in a | |
6624 | // block and erase our work after each try | |
6625 | ||
9f95a23c | 6626 | RGWObjectCtx obj_ctx(this->store); |
11fdf7f2 TL |
6627 | const rgw_bucket& b = bs->bucket; |
6628 | std::string bucket_id = b.get_key(); | |
9f95a23c | 6629 | RGWBucketReshardLock reshard_lock(this->store, bucket_info, true); |
11fdf7f2 TL |
6630 | ret = reshard_lock.lock(); |
6631 | if (ret < 0) { | |
6632 | ldout(cct, 20) << __func__ << | |
6633 | " INFO: failed to take reshard lock for bucket " << | |
6634 | bucket_id << "; expected if resharding underway" << dendl; | |
6635 | } else { | |
6636 | ldout(cct, 10) << __func__ << | |
6637 | " INFO: was able to take reshard lock for bucket " << | |
6638 | bucket_id << dendl; | |
9f95a23c | 6639 | ret = RGWBucketReshard::clear_resharding(this->store, bucket_info); |
11fdf7f2 TL |
6640 | if (ret < 0) { |
6641 | reshard_lock.unlock(); | |
6642 | ldout(cct, 0) << __func__ << | |
6643 | " ERROR: failed to clear resharding flags for bucket " << | |
6644 | bucket_id << dendl; | |
6645 | } else { | |
6646 | reshard_lock.unlock(); | |
6647 | ldout(cct, 5) << __func__ << | |
6648 | " INFO: apparently successfully cleared resharding flags for " | |
6649 | "bucket " << bucket_id << dendl; | |
6650 | continue; // if we apparently succeed immediately test again | |
6651 | } // if clear resharding succeeded | |
6652 | } // if taking of lock succeeded | |
6653 | } // block to encapsulate recovery from incomplete reshard | |
6654 | ||
6655 | ret = reshard_wait->wait(y); | |
6656 | if (ret < 0) { | |
81eedcae TL |
6657 | ldout(cct, 0) << __func__ << |
6658 | " ERROR: bucket is still resharding, please retry" << dendl; | |
11fdf7f2 TL |
6659 | return ret; |
6660 | } | |
81eedcae TL |
6661 | } // for loop |
6662 | ||
6663 | ldout(cct, 0) << __func__ << | |
6664 | " ERROR: bucket is still resharding, please retry" << dendl; | |
11fdf7f2 | 6665 | return -ERR_BUSY_RESHARDING; |
31f18b77 FG |
6666 | } |
6667 | ||
7c673cae FG |
6668 | int RGWRados::bucket_index_link_olh(const RGWBucketInfo& bucket_info, RGWObjState& olh_state, const rgw_obj& obj_instance, |
6669 | bool delete_marker, | |
6670 | const string& op_tag, | |
6671 | struct rgw_bucket_dir_entry_meta *meta, | |
6672 | uint64_t olh_epoch, | |
91327a77 AA |
6673 | real_time unmod_since, bool high_precision_time, |
6674 | rgw_zone_set *_zones_trace, bool log_data_change) | |
7c673cae FG |
6675 | { |
6676 | rgw_rados_ref ref; | |
6677 | int r = get_obj_head_ref(bucket_info, obj_instance, &ref); | |
6678 | if (r < 0) { | |
6679 | return r; | |
6680 | } | |
6681 | ||
31f18b77 FG |
6682 | rgw_zone_set zones_trace; |
6683 | if (_zones_trace) { | |
6684 | zones_trace = *_zones_trace; | |
7c673cae | 6685 | } |
9f95a23c | 6686 | zones_trace.insert(svc.zone->get_zone().id, bucket_info.bucket.get_key()); |
7c673cae | 6687 | |
31f18b77 FG |
6688 | BucketShard bs(this); |
6689 | ||
f64942e4 AA |
6690 | r = guard_reshard(&bs, obj_instance, bucket_info, |
6691 | [&](BucketShard *bs) -> int { | |
9f95a23c TL |
6692 | cls_rgw_obj_key key(obj_instance.key.get_index_key_name(), obj_instance.key.instance); |
6693 | auto& ref = bs->bucket_obj.get_ref(); | |
f64942e4 AA |
6694 | librados::ObjectWriteOperation op; |
6695 | cls_rgw_guard_bucket_resharding(op, -ERR_BUSY_RESHARDING); | |
9f95a23c TL |
6696 | cls_rgw_bucket_link_olh(op, key, olh_state.olh_tag, |
6697 | delete_marker, op_tag, meta, olh_epoch, | |
6698 | unmod_since, high_precision_time, | |
6699 | svc.zone->get_zone().log_data, zones_trace); | |
6700 | return rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); | |
31f18b77 FG |
6701 | }); |
6702 | if (r < 0) { | |
9f95a23c | 6703 | ldout(cct, 20) << "rgw_rados_operate() after cls_rgw_bucket_link_olh() returned r=" << r << dendl; |
31f18b77 | 6704 | return r; |
7c673cae FG |
6705 | } |
6706 | ||
9f95a23c TL |
6707 | r = svc.datalog_rados->add_entry(bucket_info, bs.shard_id); |
6708 | if (r < 0) { | |
6709 | ldout(cct, 0) << "ERROR: failed writing data log" << dendl; | |
91327a77 AA |
6710 | } |
6711 | ||
7c673cae FG |
6712 | return 0; |
6713 | } | |
6714 | ||
6715 | void RGWRados::bucket_index_guard_olh_op(RGWObjState& olh_state, ObjectOperation& op) | |
6716 | { | |
6717 | ldout(cct, 20) << __func__ << "(): olh_state.olh_tag=" << string(olh_state.olh_tag.c_str(), olh_state.olh_tag.length()) << dendl; | |
6718 | op.cmpxattr(RGW_ATTR_OLH_ID_TAG, CEPH_OSD_CMPXATTR_OP_EQ, olh_state.olh_tag); | |
6719 | } | |
6720 | ||
6721 | int RGWRados::bucket_index_unlink_instance(const RGWBucketInfo& bucket_info, const rgw_obj& obj_instance, | |
31f18b77 | 6722 | const string& op_tag, const string& olh_tag, uint64_t olh_epoch, rgw_zone_set *_zones_trace) |
7c673cae FG |
6723 | { |
6724 | rgw_rados_ref ref; | |
6725 | int r = get_obj_head_ref(bucket_info, obj_instance, &ref); | |
6726 | if (r < 0) { | |
6727 | return r; | |
6728 | } | |
6729 | ||
31f18b77 FG |
6730 | rgw_zone_set zones_trace; |
6731 | if (_zones_trace) { | |
6732 | zones_trace = *_zones_trace; | |
7c673cae | 6733 | } |
9f95a23c | 6734 | zones_trace.insert(svc.zone->get_zone().id, bucket_info.bucket.get_key()); |
31f18b77 FG |
6735 | |
6736 | BucketShard bs(this); | |
7c673cae FG |
6737 | |
6738 | cls_rgw_obj_key key(obj_instance.key.get_index_key_name(), obj_instance.key.instance); | |
f64942e4 AA |
6739 | r = guard_reshard(&bs, obj_instance, bucket_info, |
6740 | [&](BucketShard *bs) -> int { | |
9f95a23c | 6741 | auto& ref = bs->bucket_obj.get_ref(); |
f64942e4 AA |
6742 | librados::ObjectWriteOperation op; |
6743 | cls_rgw_guard_bucket_resharding(op, -ERR_BUSY_RESHARDING); | |
9f95a23c TL |
6744 | cls_rgw_bucket_unlink_instance(op, key, op_tag, |
6745 | olh_tag, olh_epoch, svc.zone->get_zone().log_data, zones_trace); | |
6746 | return rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); | |
31f18b77 FG |
6747 | }); |
6748 | if (r < 0) { | |
9f95a23c | 6749 | ldout(cct, 20) << "rgw_rados_operate() after cls_rgw_bucket_link_instance() returned r=" << r << dendl; |
31f18b77 | 6750 | return r; |
7c673cae FG |
6751 | } |
6752 | ||
6753 | return 0; | |
6754 | } | |
6755 | ||
6756 | int RGWRados::bucket_index_read_olh_log(const RGWBucketInfo& bucket_info, RGWObjState& state, | |
6757 | const rgw_obj& obj_instance, uint64_t ver_marker, | |
6758 | map<uint64_t, vector<rgw_bucket_olh_log_entry> > *log, | |
6759 | bool *is_truncated) | |
6760 | { | |
6761 | rgw_rados_ref ref; | |
6762 | int r = get_obj_head_ref(bucket_info, obj_instance, &ref); | |
6763 | if (r < 0) { | |
6764 | return r; | |
6765 | } | |
6766 | ||
6767 | BucketShard bs(this); | |
f64942e4 AA |
6768 | int ret = |
6769 | bs.init(obj_instance.bucket, obj_instance, nullptr /* no RGWBucketInfo */); | |
7c673cae FG |
6770 | if (ret < 0) { |
6771 | ldout(cct, 5) << "bs.init() returned ret=" << ret << dendl; | |
6772 | return ret; | |
6773 | } | |
6774 | ||
6775 | string olh_tag(state.olh_tag.c_str(), state.olh_tag.length()); | |
6776 | ||
6777 | cls_rgw_obj_key key(obj_instance.key.get_index_key_name(), string()); | |
6778 | ||
f64942e4 AA |
6779 | ret = guard_reshard(&bs, obj_instance, bucket_info, |
6780 | [&](BucketShard *bs) -> int { | |
9f95a23c | 6781 | auto& ref = bs->bucket_obj.get_ref(); |
f64942e4 AA |
6782 | ObjectReadOperation op; |
6783 | cls_rgw_guard_bucket_resharding(op, -ERR_BUSY_RESHARDING); | |
9f95a23c TL |
6784 | |
6785 | rgw_cls_read_olh_log_ret log_ret; | |
6786 | int op_ret = 0; | |
6787 | cls_rgw_get_olh_log(op, key, ver_marker, olh_tag, log_ret, op_ret); | |
6788 | bufferlist outbl; | |
6789 | int r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, &outbl, null_yield); | |
6790 | if (r < 0) { | |
6791 | return r; | |
6792 | } | |
6793 | if (op_ret < 0) { | |
6794 | return op_ret; | |
6795 | } | |
6796 | ||
6797 | *log = std::move(log_ret.log); | |
6798 | *is_truncated = log_ret.is_truncated; | |
6799 | return r; | |
f64942e4 | 6800 | }); |
31f18b77 FG |
6801 | if (ret < 0) { |
6802 | ldout(cct, 20) << "cls_rgw_get_olh_log() returned r=" << r << dendl; | |
7c673cae | 6803 | return ret; |
31f18b77 | 6804 | } |
7c673cae FG |
6805 | |
6806 | return 0; | |
6807 | } | |
6808 | ||
a8e16298 TL |
6809 | // a multisite sync bug resulted in the OLH head attributes being overwritten by |
6810 | // the attributes from another zone, causing link_olh() to fail endlessly due to | |
6811 | // olh_tag mismatch. this attempts to detect this case and reconstruct the OLH | |
6812 | // attributes from the bucket index. see http://tracker.ceph.com/issues/37792 | |
6813 | int RGWRados::repair_olh(RGWObjState* state, const RGWBucketInfo& bucket_info, | |
6814 | const rgw_obj& obj) | |
6815 | { | |
6816 | // fetch the current olh entry from the bucket index | |
6817 | rgw_bucket_olh_entry olh; | |
6818 | int r = bi_get_olh(bucket_info, obj, &olh); | |
6819 | if (r < 0) { | |
6820 | ldout(cct, 0) << "repair_olh failed to read olh entry for " << obj << dendl; | |
6821 | return r; | |
6822 | } | |
11fdf7f2 | 6823 | if (olh.tag == rgw_bl_str(state->olh_tag)) { // mismatch already resolved? |
a8e16298 TL |
6824 | return 0; |
6825 | } | |
6826 | ||
6827 | ldout(cct, 4) << "repair_olh setting olh_tag=" << olh.tag | |
6828 | << " key=" << olh.key << " delete_marker=" << olh.delete_marker << dendl; | |
6829 | ||
6830 | // rewrite OLH_ID_TAG and OLH_INFO from current olh | |
6831 | ObjectWriteOperation op; | |
6832 | // assert this is the same olh tag we think we're fixing | |
6833 | bucket_index_guard_olh_op(*state, op); | |
6834 | // preserve existing mtime | |
6835 | struct timespec mtime_ts = ceph::real_clock::to_timespec(state->mtime); | |
6836 | op.mtime2(&mtime_ts); | |
6837 | { | |
6838 | bufferlist bl; | |
6839 | bl.append(olh.tag.c_str(), olh.tag.size()); | |
6840 | op.setxattr(RGW_ATTR_OLH_ID_TAG, bl); | |
6841 | } | |
6842 | { | |
6843 | RGWOLHInfo info; | |
6844 | info.target = rgw_obj(bucket_info.bucket, olh.key); | |
6845 | info.removed = olh.delete_marker; | |
6846 | bufferlist bl; | |
6847 | encode(info, bl); | |
6848 | op.setxattr(RGW_ATTR_OLH_INFO, bl); | |
6849 | } | |
6850 | rgw_rados_ref ref; | |
6851 | r = get_obj_head_ref(bucket_info, obj, &ref); | |
6852 | if (r < 0) { | |
6853 | return r; | |
6854 | } | |
9f95a23c | 6855 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); |
a8e16298 TL |
6856 | if (r < 0) { |
6857 | ldout(cct, 0) << "repair_olh failed to write olh attributes with " | |
6858 | << cpp_strerror(r) << dendl; | |
6859 | return r; | |
6860 | } | |
6861 | return 0; | |
6862 | } | |
6863 | ||
7c673cae FG |
6864 | int RGWRados::bucket_index_trim_olh_log(const RGWBucketInfo& bucket_info, RGWObjState& state, const rgw_obj& obj_instance, uint64_t ver) |
6865 | { | |
6866 | rgw_rados_ref ref; | |
6867 | int r = get_obj_head_ref(bucket_info, obj_instance, &ref); | |
6868 | if (r < 0) { | |
6869 | return r; | |
6870 | } | |
6871 | ||
6872 | BucketShard bs(this); | |
f64942e4 AA |
6873 | int ret = |
6874 | bs.init(obj_instance.bucket, obj_instance, nullptr /* no RGWBucketInfo */); | |
7c673cae FG |
6875 | if (ret < 0) { |
6876 | ldout(cct, 5) << "bs.init() returned ret=" << ret << dendl; | |
6877 | return ret; | |
6878 | } | |
6879 | ||
6880 | string olh_tag(state.olh_tag.c_str(), state.olh_tag.length()); | |
6881 | ||
6882 | cls_rgw_obj_key key(obj_instance.key.get_index_key_name(), string()); | |
6883 | ||
f64942e4 AA |
6884 | ret = guard_reshard(&bs, obj_instance, bucket_info, |
6885 | [&](BucketShard *pbs) -> int { | |
6886 | ObjectWriteOperation op; | |
6887 | cls_rgw_guard_bucket_resharding(op, -ERR_BUSY_RESHARDING); | |
6888 | cls_rgw_trim_olh_log(op, key, ver, olh_tag); | |
9f95a23c | 6889 | return pbs->bucket_obj.operate(&op, null_yield); |
31f18b77 FG |
6890 | }); |
6891 | if (ret < 0) { | |
6892 | ldout(cct, 20) << "cls_rgw_trim_olh_log() returned r=" << ret << dendl; | |
7c673cae | 6893 | return ret; |
31f18b77 | 6894 | } |
7c673cae FG |
6895 | |
6896 | return 0; | |
6897 | } | |
6898 | ||
6899 | int RGWRados::bucket_index_clear_olh(const RGWBucketInfo& bucket_info, RGWObjState& state, const rgw_obj& obj_instance) | |
6900 | { | |
6901 | rgw_rados_ref ref; | |
6902 | int r = get_obj_head_ref(bucket_info, obj_instance, &ref); | |
6903 | if (r < 0) { | |
6904 | return r; | |
6905 | } | |
6906 | ||
6907 | BucketShard bs(this); | |
7c673cae FG |
6908 | |
6909 | string olh_tag(state.olh_tag.c_str(), state.olh_tag.length()); | |
6910 | ||
6911 | cls_rgw_obj_key key(obj_instance.key.get_index_key_name(), string()); | |
6912 | ||
f64942e4 AA |
6913 | int ret = guard_reshard(&bs, obj_instance, bucket_info, |
6914 | [&](BucketShard *pbs) -> int { | |
6915 | ObjectWriteOperation op; | |
9f95a23c | 6916 | auto& ref = pbs->bucket_obj.get_ref(); |
f64942e4 | 6917 | cls_rgw_guard_bucket_resharding(op, -ERR_BUSY_RESHARDING); |
9f95a23c TL |
6918 | cls_rgw_clear_olh(op, key, olh_tag); |
6919 | return rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); | |
31f18b77 | 6920 | }); |
7c673cae | 6921 | if (ret < 0) { |
9f95a23c | 6922 | ldout(cct, 5) << "rgw_rados_operate() after cls_rgw_clear_olh() returned ret=" << ret << dendl; |
7c673cae FG |
6923 | return ret; |
6924 | } | |
6925 | ||
6926 | return 0; | |
6927 | } | |
6928 | ||
92f5a8d4 TL |
6929 | static int decode_olh_info(CephContext* cct, const bufferlist& bl, RGWOLHInfo *olh) |
6930 | { | |
6931 | try { | |
6932 | auto biter = bl.cbegin(); | |
6933 | decode(*olh, biter); | |
6934 | return 0; | |
6935 | } catch (buffer::error& err) { | |
6936 | ldout(cct, 0) << "ERROR: failed to decode olh info" << dendl; | |
6937 | return -EIO; | |
6938 | } | |
6939 | } | |
6940 | ||
7c673cae FG |
6941 | int RGWRados::apply_olh_log(RGWObjectCtx& obj_ctx, RGWObjState& state, const RGWBucketInfo& bucket_info, const rgw_obj& obj, |
6942 | bufferlist& olh_tag, map<uint64_t, vector<rgw_bucket_olh_log_entry> >& log, | |
31f18b77 | 6943 | uint64_t *plast_ver, rgw_zone_set* zones_trace) |
7c673cae FG |
6944 | { |
6945 | if (log.empty()) { | |
6946 | return 0; | |
6947 | } | |
6948 | ||
6949 | librados::ObjectWriteOperation op; | |
6950 | ||
6951 | uint64_t last_ver = log.rbegin()->first; | |
6952 | *plast_ver = last_ver; | |
6953 | ||
6954 | map<uint64_t, vector<rgw_bucket_olh_log_entry> >::iterator iter = log.begin(); | |
6955 | ||
6956 | op.cmpxattr(RGW_ATTR_OLH_ID_TAG, CEPH_OSD_CMPXATTR_OP_EQ, olh_tag); | |
92f5a8d4 | 6957 | op.cmpxattr(RGW_ATTR_OLH_VER, CEPH_OSD_CMPXATTR_OP_GTE, last_ver); |
7c673cae | 6958 | |
a8e16298 TL |
6959 | bufferlist ver_bl; |
6960 | string last_ver_s = to_string(last_ver); | |
6961 | ver_bl.append(last_ver_s.c_str(), last_ver_s.size()); | |
6962 | op.setxattr(RGW_ATTR_OLH_VER, ver_bl); | |
6963 | ||
b32b8144 FG |
6964 | struct timespec mtime_ts = real_clock::to_timespec(state.mtime); |
6965 | op.mtime2(&mtime_ts); | |
6966 | ||
7c673cae | 6967 | bool need_to_link = false; |
92f5a8d4 | 6968 | uint64_t link_epoch = 0; |
7c673cae FG |
6969 | cls_rgw_obj_key key; |
6970 | bool delete_marker = false; | |
6971 | list<cls_rgw_obj_key> remove_instances; | |
6972 | bool need_to_remove = false; | |
6973 | ||
92f5a8d4 TL |
6974 | // decode current epoch and instance |
6975 | auto olh_ver = state.attrset.find(RGW_ATTR_OLH_VER); | |
6976 | if (olh_ver != state.attrset.end()) { | |
6977 | std::string str = olh_ver->second.to_str(); | |
6978 | std::string err; | |
6979 | link_epoch = strict_strtoll(str.c_str(), 10, &err); | |
6980 | } | |
6981 | auto olh_info = state.attrset.find(RGW_ATTR_OLH_INFO); | |
6982 | if (olh_info != state.attrset.end()) { | |
6983 | RGWOLHInfo info; | |
6984 | int r = decode_olh_info(cct, olh_info->second, &info); | |
6985 | if (r < 0) { | |
6986 | return r; | |
6987 | } | |
6988 | info.target.key.get_index_key(&key); | |
6989 | delete_marker = info.removed; | |
6990 | } | |
6991 | ||
7c673cae FG |
6992 | for (iter = log.begin(); iter != log.end(); ++iter) { |
6993 | vector<rgw_bucket_olh_log_entry>::iterator viter = iter->second.begin(); | |
6994 | for (; viter != iter->second.end(); ++viter) { | |
6995 | rgw_bucket_olh_log_entry& entry = *viter; | |
6996 | ||
92f5a8d4 | 6997 | ldout(cct, 20) << "olh_log_entry: epoch=" << iter->first << " op=" << (int)entry.op |
7c673cae FG |
6998 | << " key=" << entry.key.name << "[" << entry.key.instance << "] " |
6999 | << (entry.delete_marker ? "(delete)" : "") << dendl; | |
7000 | switch (entry.op) { | |
7001 | case CLS_RGW_OLH_OP_REMOVE_INSTANCE: | |
7002 | remove_instances.push_back(entry.key); | |
7003 | break; | |
7004 | case CLS_RGW_OLH_OP_LINK_OLH: | |
92f5a8d4 TL |
7005 | // only overwrite a link of the same epoch if its key sorts before |
7006 | if (link_epoch < iter->first || key.instance.empty() || | |
7007 | key.instance > entry.key.instance) { | |
7008 | ldout(cct, 20) << "apply_olh_log applying key=" << entry.key << " epoch=" << iter->first << " delete_marker=" << entry.delete_marker | |
7009 | << " over current=" << key << " epoch=" << link_epoch << " delete_marker=" << delete_marker << dendl; | |
7010 | need_to_link = true; | |
7011 | need_to_remove = false; | |
7012 | key = entry.key; | |
7013 | delete_marker = entry.delete_marker; | |
7014 | } else { | |
7015 | ldout(cct, 20) << "apply_olh skipping key=" << entry.key<< " epoch=" << iter->first << " delete_marker=" << entry.delete_marker | |
7016 | << " before current=" << key << " epoch=" << link_epoch << " delete_marker=" << delete_marker << dendl; | |
7017 | } | |
7c673cae FG |
7018 | break; |
7019 | case CLS_RGW_OLH_OP_UNLINK_OLH: | |
7020 | need_to_remove = true; | |
7021 | need_to_link = false; | |
7022 | break; | |
7023 | default: | |
7024 | ldout(cct, 0) << "ERROR: apply_olh_log: invalid op: " << (int)entry.op << dendl; | |
7025 | return -EIO; | |
7026 | } | |
7027 | string attr_name = RGW_ATTR_OLH_PENDING_PREFIX; | |
7028 | attr_name.append(entry.op_tag); | |
7029 | op.rmxattr(attr_name.c_str()); | |
7030 | } | |
7031 | } | |
7032 | ||
7033 | rgw_rados_ref ref; | |
7034 | int r = get_obj_head_ref(bucket_info, obj, &ref); | |
7035 | if (r < 0) { | |
7036 | return r; | |
7037 | } | |
7038 | ||
7039 | const rgw_bucket& bucket = obj.bucket; | |
7040 | ||
7041 | if (need_to_link) { | |
7042 | rgw_obj target(bucket, key); | |
7043 | RGWOLHInfo info; | |
7044 | info.target = target; | |
7045 | info.removed = delete_marker; | |
7046 | bufferlist bl; | |
11fdf7f2 | 7047 | encode(info, bl); |
7c673cae FG |
7048 | op.setxattr(RGW_ATTR_OLH_INFO, bl); |
7049 | } | |
7050 | ||
7051 | /* first remove object instances */ | |
7052 | for (list<cls_rgw_obj_key>::iterator liter = remove_instances.begin(); | |
7053 | liter != remove_instances.end(); ++liter) { | |
7054 | cls_rgw_obj_key& key = *liter; | |
7055 | rgw_obj obj_instance(bucket, key); | |
31f18b77 | 7056 | int ret = delete_obj(obj_ctx, bucket_info, obj_instance, 0, RGW_BILOG_FLAG_VERSIONED_OP, ceph::real_time(), zones_trace); |
7c673cae FG |
7057 | if (ret < 0 && ret != -ENOENT) { |
7058 | ldout(cct, 0) << "ERROR: delete_obj() returned " << ret << " obj_instance=" << obj_instance << dendl; | |
7059 | return ret; | |
7060 | } | |
7061 | } | |
7062 | ||
7063 | /* update olh object */ | |
9f95a23c | 7064 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); |
7c673cae FG |
7065 | if (r == -ECANCELED) { |
7066 | r = 0; | |
7067 | } | |
7068 | if (r < 0) { | |
7069 | ldout(cct, 0) << "ERROR: could not apply olh update, r=" << r << dendl; | |
7070 | return r; | |
7071 | } | |
7072 | ||
7073 | r = bucket_index_trim_olh_log(bucket_info, state, obj, last_ver); | |
7074 | if (r < 0) { | |
7075 | ldout(cct, 0) << "ERROR: could not trim olh log, r=" << r << dendl; | |
7076 | return r; | |
7077 | } | |
7078 | ||
7079 | if (need_to_remove) { | |
7080 | ObjectWriteOperation rm_op; | |
7081 | ||
7082 | rm_op.cmpxattr(RGW_ATTR_OLH_ID_TAG, CEPH_OSD_CMPXATTR_OP_EQ, olh_tag); | |
a8e16298 | 7083 | rm_op.cmpxattr(RGW_ATTR_OLH_VER, CEPH_OSD_CMPXATTR_OP_EQ, last_ver); |
7c673cae FG |
7084 | cls_obj_check_prefix_exist(rm_op, RGW_ATTR_OLH_PENDING_PREFIX, true); /* fail if found one of these, pending modification */ |
7085 | rm_op.remove(); | |
7086 | ||
9f95a23c | 7087 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &rm_op, null_yield); |
7c673cae FG |
7088 | if (r == -ECANCELED) { |
7089 | return 0; /* someone else won this race */ | |
7090 | } else { | |
7091 | /* | |
7092 | * only clear if was successful, otherwise we might clobber pending operations on this object | |
7093 | */ | |
7094 | r = bucket_index_clear_olh(bucket_info, state, obj); | |
7095 | if (r < 0) { | |
7096 | ldout(cct, 0) << "ERROR: could not clear bucket index olh entries r=" << r << dendl; | |
7097 | return r; | |
7098 | } | |
7099 | } | |
7100 | } | |
7101 | ||
7102 | return 0; | |
7103 | } | |
7104 | ||
7105 | /* | |
7106 | * read olh log and apply it | |
7107 | */ | |
31f18b77 | 7108 | int RGWRados::update_olh(RGWObjectCtx& obj_ctx, RGWObjState *state, const RGWBucketInfo& bucket_info, const rgw_obj& obj, rgw_zone_set *zones_trace) |
7c673cae FG |
7109 | { |
7110 | map<uint64_t, vector<rgw_bucket_olh_log_entry> > log; | |
7111 | bool is_truncated; | |
7112 | uint64_t ver_marker = 0; | |
7113 | ||
7114 | do { | |
7115 | int ret = bucket_index_read_olh_log(bucket_info, *state, obj, ver_marker, &log, &is_truncated); | |
7116 | if (ret < 0) { | |
7117 | return ret; | |
7118 | } | |
31f18b77 | 7119 | ret = apply_olh_log(obj_ctx, *state, bucket_info, obj, state->olh_tag, log, &ver_marker, zones_trace); |
7c673cae FG |
7120 | if (ret < 0) { |
7121 | return ret; | |
7122 | } | |
7123 | } while (is_truncated); | |
7124 | ||
7125 | return 0; | |
7126 | } | |
7127 | ||
9f95a23c | 7128 | int RGWRados::set_olh(RGWObjectCtx& obj_ctx, const RGWBucketInfo& bucket_info, const rgw_obj& target_obj, bool delete_marker, rgw_bucket_dir_entry_meta *meta, |
91327a77 | 7129 | uint64_t olh_epoch, real_time unmod_since, bool high_precision_time, |
9f95a23c | 7130 | optional_yield y, rgw_zone_set *zones_trace, bool log_data_change) |
7c673cae FG |
7131 | { |
7132 | string op_tag; | |
7133 | ||
7134 | rgw_obj olh_obj = target_obj; | |
7135 | olh_obj.key.instance.clear(); | |
7136 | ||
7137 | RGWObjState *state = NULL; | |
7138 | ||
7139 | int ret = 0; | |
7140 | int i; | |
31f18b77 | 7141 | |
7c673cae FG |
7142 | #define MAX_ECANCELED_RETRY 100 |
7143 | for (i = 0; i < MAX_ECANCELED_RETRY; i++) { | |
7144 | if (ret == -ECANCELED) { | |
11fdf7f2 | 7145 | obj_ctx.invalidate(olh_obj); |
7c673cae FG |
7146 | } |
7147 | ||
9f95a23c | 7148 | ret = get_obj_state(&obj_ctx, bucket_info, olh_obj, &state, false, y); /* don't follow olh */ |
7c673cae FG |
7149 | if (ret < 0) { |
7150 | return ret; | |
7151 | } | |
7152 | ||
7153 | ret = olh_init_modification(bucket_info, *state, olh_obj, &op_tag); | |
7154 | if (ret < 0) { | |
7155 | ldout(cct, 20) << "olh_init_modification() target_obj=" << target_obj << " delete_marker=" << (int)delete_marker << " returned " << ret << dendl; | |
7156 | if (ret == -ECANCELED) { | |
7157 | continue; | |
7158 | } | |
7159 | return ret; | |
7160 | } | |
91327a77 AA |
7161 | ret = bucket_index_link_olh(bucket_info, *state, target_obj, delete_marker, |
7162 | op_tag, meta, olh_epoch, unmod_since, high_precision_time, | |
7163 | zones_trace, log_data_change); | |
7c673cae FG |
7164 | if (ret < 0) { |
7165 | ldout(cct, 20) << "bucket_index_link_olh() target_obj=" << target_obj << " delete_marker=" << (int)delete_marker << " returned " << ret << dendl; | |
7166 | if (ret == -ECANCELED) { | |
a8e16298 TL |
7167 | // the bucket index rejected the link_olh() due to olh tag mismatch; |
7168 | // attempt to reconstruct olh head attributes based on the bucket index | |
7169 | int r2 = repair_olh(state, bucket_info, olh_obj); | |
7170 | if (r2 < 0 && r2 != -ECANCELED) { | |
7171 | return r2; | |
7172 | } | |
7c673cae FG |
7173 | continue; |
7174 | } | |
7175 | return ret; | |
7176 | } | |
7177 | break; | |
7178 | } | |
7179 | ||
7180 | if (i == MAX_ECANCELED_RETRY) { | |
7181 | ldout(cct, 0) << "ERROR: exceeded max ECANCELED retries, aborting (EIO)" << dendl; | |
7182 | return -EIO; | |
7183 | } | |
7184 | ||
7185 | ret = update_olh(obj_ctx, state, bucket_info, olh_obj); | |
7186 | if (ret == -ECANCELED) { /* already did what we needed, no need to retry, raced with another user */ | |
7187 | ret = 0; | |
7188 | } | |
7189 | if (ret < 0) { | |
7190 | ldout(cct, 20) << "update_olh() target_obj=" << target_obj << " returned " << ret << dendl; | |
7191 | return ret; | |
7192 | } | |
7193 | ||
7194 | return 0; | |
7195 | } | |
7196 | ||
7197 | int RGWRados::unlink_obj_instance(RGWObjectCtx& obj_ctx, RGWBucketInfo& bucket_info, const rgw_obj& target_obj, | |
9f95a23c | 7198 | uint64_t olh_epoch, optional_yield y, rgw_zone_set *zones_trace) |
7c673cae FG |
7199 | { |
7200 | string op_tag; | |
7201 | ||
7202 | rgw_obj olh_obj = target_obj; | |
7203 | olh_obj.key.instance.clear(); | |
7204 | ||
7205 | RGWObjState *state = NULL; | |
7206 | ||
7207 | int ret = 0; | |
7208 | int i; | |
7209 | ||
7210 | for (i = 0; i < MAX_ECANCELED_RETRY; i++) { | |
7211 | if (ret == -ECANCELED) { | |
11fdf7f2 | 7212 | obj_ctx.invalidate(olh_obj); |
7c673cae FG |
7213 | } |
7214 | ||
9f95a23c | 7215 | ret = get_obj_state(&obj_ctx, bucket_info, olh_obj, &state, false, y); /* don't follow olh */ |
7c673cae FG |
7216 | if (ret < 0) |
7217 | return ret; | |
7218 | ||
7219 | ret = olh_init_modification(bucket_info, *state, olh_obj, &op_tag); | |
7220 | if (ret < 0) { | |
7221 | ldout(cct, 20) << "olh_init_modification() target_obj=" << target_obj << " returned " << ret << dendl; | |
7222 | if (ret == -ECANCELED) { | |
7223 | continue; | |
7224 | } | |
7225 | return ret; | |
7226 | } | |
7227 | ||
7228 | string olh_tag(state->olh_tag.c_str(), state->olh_tag.length()); | |
7229 | ||
31f18b77 | 7230 | ret = bucket_index_unlink_instance(bucket_info, target_obj, op_tag, olh_tag, olh_epoch, zones_trace); |
7c673cae FG |
7231 | if (ret < 0) { |
7232 | ldout(cct, 20) << "bucket_index_unlink_instance() target_obj=" << target_obj << " returned " << ret << dendl; | |
7233 | if (ret == -ECANCELED) { | |
7234 | continue; | |
7235 | } | |
7236 | return ret; | |
7237 | } | |
7238 | break; | |
7239 | } | |
7240 | ||
7241 | if (i == MAX_ECANCELED_RETRY) { | |
7242 | ldout(cct, 0) << "ERROR: exceeded max ECANCELED retries, aborting (EIO)" << dendl; | |
7243 | return -EIO; | |
7244 | } | |
7245 | ||
31f18b77 | 7246 | ret = update_olh(obj_ctx, state, bucket_info, olh_obj, zones_trace); |
7c673cae FG |
7247 | if (ret == -ECANCELED) { /* already did what we needed, no need to retry, raced with another user */ |
7248 | return 0; | |
7249 | } | |
7250 | if (ret < 0) { | |
7251 | ldout(cct, 20) << "update_olh() target_obj=" << target_obj << " returned " << ret << dendl; | |
7252 | return ret; | |
7253 | } | |
7254 | ||
7255 | return 0; | |
7256 | } | |
7257 | ||
11fdf7f2 | 7258 | void RGWRados::gen_rand_obj_instance_name(rgw_obj_key *target_key) |
7c673cae FG |
7259 | { |
7260 | #define OBJ_INSTANCE_LEN 32 | |
7261 | char buf[OBJ_INSTANCE_LEN + 1]; | |
7262 | ||
7263 | gen_rand_alphanumeric_no_underscore(cct, buf, OBJ_INSTANCE_LEN); /* don't want it to get url escaped, | |
7264 | no underscore for instance name due to the way we encode the raw keys */ | |
7265 | ||
11fdf7f2 | 7266 | target_key->set_instance(buf); |
7c673cae FG |
7267 | } |
7268 | ||
11fdf7f2 | 7269 | void RGWRados::gen_rand_obj_instance_name(rgw_obj *target_obj) |
7c673cae | 7270 | { |
11fdf7f2 | 7271 | gen_rand_obj_instance_name(&target_obj->key); |
7c673cae FG |
7272 | } |
7273 | ||
7274 | int RGWRados::get_olh(const RGWBucketInfo& bucket_info, const rgw_obj& obj, RGWOLHInfo *olh) | |
7275 | { | |
92f5a8d4 | 7276 | map<string, bufferlist> attrset; |
7c673cae FG |
7277 | |
7278 | ObjectReadOperation op; | |
92f5a8d4 | 7279 | op.getxattrs(&attrset, NULL); |
7c673cae | 7280 | |
7c673cae | 7281 | int r = obj_operate(bucket_info, obj, &op); |
7c673cae FG |
7282 | if (r < 0) { |
7283 | return r; | |
7284 | } | |
7c673cae | 7285 | |
92f5a8d4 | 7286 | auto iter = attrset.find(RGW_ATTR_OLH_INFO); |
7c673cae FG |
7287 | if (iter == attrset.end()) { /* not an olh */ |
7288 | return -EINVAL; | |
7289 | } | |
7290 | ||
92f5a8d4 | 7291 | return decode_olh_info(cct, iter->second, olh); |
7c673cae FG |
7292 | } |
7293 | ||
7294 | void RGWRados::check_pending_olh_entries(map<string, bufferlist>& pending_entries, | |
7295 | map<string, bufferlist> *rm_pending_entries) | |
7296 | { | |
7297 | map<string, bufferlist>::iterator iter = pending_entries.begin(); | |
7298 | ||
7299 | real_time now = real_clock::now(); | |
7300 | ||
7301 | while (iter != pending_entries.end()) { | |
11fdf7f2 | 7302 | auto biter = iter->second.cbegin(); |
7c673cae FG |
7303 | RGWOLHPendingInfo pending_info; |
7304 | try { | |
11fdf7f2 | 7305 | decode(pending_info, biter); |
7c673cae FG |
7306 | } catch (buffer::error& err) { |
7307 | /* skipping bad entry, we could remove it but it might hide a bug */ | |
7308 | ldout(cct, 0) << "ERROR: failed to decode pending entry " << iter->first << dendl; | |
7309 | ++iter; | |
7310 | continue; | |
7311 | } | |
7312 | ||
7313 | map<string, bufferlist>::iterator cur_iter = iter; | |
7314 | ++iter; | |
7315 | if (now - pending_info.time >= make_timespan(cct->_conf->rgw_olh_pending_timeout_sec)) { | |
7316 | (*rm_pending_entries)[cur_iter->first] = cur_iter->second; | |
7317 | pending_entries.erase(cur_iter); | |
7318 | } else { | |
7319 | /* entries names are sorted by time (rounded to a second) */ | |
7320 | break; | |
7321 | } | |
7322 | } | |
7323 | } | |
7324 | ||
7325 | int RGWRados::remove_olh_pending_entries(const RGWBucketInfo& bucket_info, RGWObjState& state, const rgw_obj& olh_obj, map<string, bufferlist>& pending_attrs) | |
7326 | { | |
7c673cae FG |
7327 | rgw_rados_ref ref; |
7328 | int r = get_obj_head_ref(bucket_info, olh_obj, &ref); | |
7329 | if (r < 0) { | |
7330 | return r; | |
7331 | } | |
7332 | ||
81eedcae TL |
7333 | // trim no more than 1000 entries per osd op |
7334 | constexpr int max_entries = 1000; | |
7c673cae | 7335 | |
81eedcae TL |
7336 | auto i = pending_attrs.begin(); |
7337 | while (i != pending_attrs.end()) { | |
7338 | ObjectWriteOperation op; | |
7339 | bucket_index_guard_olh_op(state, op); | |
7340 | ||
7341 | for (int n = 0; n < max_entries && i != pending_attrs.end(); ++n, ++i) { | |
7342 | op.rmxattr(i->first.c_str()); | |
7343 | } | |
7344 | ||
9f95a23c | 7345 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); |
81eedcae TL |
7346 | if (r == -ENOENT || r == -ECANCELED) { |
7347 | /* raced with some other change, shouldn't sweat about it */ | |
7348 | return 0; | |
7349 | } | |
7350 | if (r < 0) { | |
7351 | ldout(cct, 0) << "ERROR: could not apply olh update, r=" << r << dendl; | |
7352 | return r; | |
7353 | } | |
7354 | } | |
7c673cae FG |
7355 | return 0; |
7356 | } | |
7357 | ||
7358 | int RGWRados::follow_olh(const RGWBucketInfo& bucket_info, RGWObjectCtx& obj_ctx, RGWObjState *state, const rgw_obj& olh_obj, rgw_obj *target) | |
7359 | { | |
7360 | map<string, bufferlist> pending_entries; | |
11fdf7f2 | 7361 | rgw_filter_attrset(state->attrset, RGW_ATTR_OLH_PENDING_PREFIX, &pending_entries); |
7c673cae FG |
7362 | |
7363 | map<string, bufferlist> rm_pending_entries; | |
7364 | check_pending_olh_entries(pending_entries, &rm_pending_entries); | |
7365 | ||
7366 | if (!rm_pending_entries.empty()) { | |
7367 | int ret = remove_olh_pending_entries(bucket_info, *state, olh_obj, rm_pending_entries); | |
7368 | if (ret < 0) { | |
7369 | ldout(cct, 20) << "ERROR: rm_pending_entries returned ret=" << ret << dendl; | |
7370 | return ret; | |
7371 | } | |
7372 | } | |
7373 | if (!pending_entries.empty()) { | |
7374 | ldout(cct, 20) << __func__ << "(): found pending entries, need to update_olh() on bucket=" << olh_obj.bucket << dendl; | |
7375 | ||
7376 | int ret = update_olh(obj_ctx, state, bucket_info, olh_obj); | |
7377 | if (ret < 0) { | |
7378 | return ret; | |
7379 | } | |
7380 | } | |
7381 | ||
92f5a8d4 TL |
7382 | auto iter = state->attrset.find(RGW_ATTR_OLH_INFO); |
7383 | if (iter == state->attrset.end()) { | |
7384 | return -EINVAL; | |
7385 | } | |
7386 | ||
7c673cae | 7387 | RGWOLHInfo olh; |
92f5a8d4 TL |
7388 | int ret = decode_olh_info(cct, iter->second, &olh); |
7389 | if (ret < 0) { | |
7390 | return ret; | |
7c673cae FG |
7391 | } |
7392 | ||
7393 | if (olh.removed) { | |
7394 | return -ENOENT; | |
7395 | } | |
7396 | ||
7397 | *target = olh.target; | |
7398 | ||
7399 | return 0; | |
7400 | } | |
7401 | ||
7402 | int RGWRados::raw_obj_stat(rgw_raw_obj& obj, uint64_t *psize, real_time *pmtime, uint64_t *epoch, | |
7403 | map<string, bufferlist> *attrs, bufferlist *first_chunk, | |
9f95a23c | 7404 | RGWObjVersionTracker *objv_tracker, optional_yield y) |
7c673cae FG |
7405 | { |
7406 | rgw_rados_ref ref; | |
7407 | int r = get_raw_obj_ref(obj, &ref); | |
7408 | if (r < 0) { | |
7409 | return r; | |
7410 | } | |
7411 | ||
7412 | map<string, bufferlist> unfiltered_attrset; | |
7413 | uint64_t size = 0; | |
7414 | struct timespec mtime_ts; | |
7415 | ||
7416 | ObjectReadOperation op; | |
7417 | if (objv_tracker) { | |
7418 | objv_tracker->prepare_op_for_read(&op); | |
7419 | } | |
7420 | if (attrs) { | |
7421 | op.getxattrs(&unfiltered_attrset, NULL); | |
7422 | } | |
7423 | if (psize || pmtime) { | |
7424 | op.stat2(&size, &mtime_ts, NULL); | |
7425 | } | |
7426 | if (first_chunk) { | |
7427 | op.read(0, cct->_conf->rgw_max_chunk_size, first_chunk, NULL); | |
7428 | } | |
7429 | bufferlist outbl; | |
9f95a23c | 7430 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, &outbl, null_yield); |
7c673cae FG |
7431 | |
7432 | if (epoch) { | |
9f95a23c | 7433 | *epoch = ref.pool.ioctx().get_last_version(); |
7c673cae FG |
7434 | } |
7435 | ||
7436 | if (r < 0) | |
7437 | return r; | |
7438 | ||
7439 | if (psize) | |
7440 | *psize = size; | |
7441 | if (pmtime) | |
7442 | *pmtime = ceph::real_clock::from_timespec(mtime_ts); | |
7443 | if (attrs) { | |
11fdf7f2 | 7444 | rgw_filter_attrset(unfiltered_attrset, RGW_ATTR_PREFIX, attrs); |
7c673cae FG |
7445 | } |
7446 | ||
7447 | return 0; | |
7448 | } | |
7449 | ||
7450 | int RGWRados::get_bucket_stats(RGWBucketInfo& bucket_info, int shard_id, string *bucket_ver, string *master_ver, | |
c07f9fc5 | 7451 | map<RGWObjCategory, RGWStorageStats>& stats, string *max_marker, bool *syncstopped) |
7c673cae | 7452 | { |
a8e16298 | 7453 | vector<rgw_bucket_dir_header> headers; |
7c673cae FG |
7454 | map<int, string> bucket_instance_ids; |
7455 | int r = cls_bucket_head(bucket_info, shard_id, headers, &bucket_instance_ids); | |
7456 | if (r < 0) { | |
7457 | return r; | |
7458 | } | |
7459 | ||
11fdf7f2 | 7460 | ceph_assert(headers.size() == bucket_instance_ids.size()); |
7c673cae | 7461 | |
a8e16298 | 7462 | auto iter = headers.begin(); |
7c673cae FG |
7463 | map<int, string>::iterator viter = bucket_instance_ids.begin(); |
7464 | BucketIndexShardsManager ver_mgr; | |
7465 | BucketIndexShardsManager master_ver_mgr; | |
7466 | BucketIndexShardsManager marker_mgr; | |
7c673cae FG |
7467 | char buf[64]; |
7468 | for(; iter != headers.end(); ++iter, ++viter) { | |
a8e16298 TL |
7469 | accumulate_raw_stats(*iter, stats); |
7470 | snprintf(buf, sizeof(buf), "%lu", (unsigned long)iter->ver); | |
7c673cae | 7471 | ver_mgr.add(viter->first, string(buf)); |
a8e16298 | 7472 | snprintf(buf, sizeof(buf), "%lu", (unsigned long)iter->master_ver); |
7c673cae FG |
7473 | master_ver_mgr.add(viter->first, string(buf)); |
7474 | if (shard_id >= 0) { | |
a8e16298 | 7475 | *max_marker = iter->max_marker; |
7c673cae | 7476 | } else { |
a8e16298 | 7477 | marker_mgr.add(viter->first, iter->max_marker); |
7c673cae | 7478 | } |
c07f9fc5 | 7479 | if (syncstopped != NULL) |
a8e16298 | 7480 | *syncstopped = iter->syncstopped; |
7c673cae FG |
7481 | } |
7482 | ver_mgr.to_string(bucket_ver); | |
7483 | master_ver_mgr.to_string(master_ver); | |
7484 | if (shard_id < 0) { | |
7485 | marker_mgr.to_string(max_marker); | |
7486 | } | |
7487 | return 0; | |
7488 | } | |
7489 | ||
7c673cae FG |
7490 | class RGWGetBucketStatsContext : public RGWGetDirHeader_CB { |
7491 | RGWGetBucketStats_CB *cb; | |
7492 | uint32_t pendings; | |
7493 | map<RGWObjCategory, RGWStorageStats> stats; | |
7494 | int ret_code; | |
7495 | bool should_cb; | |
9f95a23c | 7496 | ceph::mutex lock = ceph::make_mutex("RGWGetBucketStatsContext"); |
7c673cae FG |
7497 | |
7498 | public: | |
7499 | RGWGetBucketStatsContext(RGWGetBucketStats_CB *_cb, uint32_t _pendings) | |
9f95a23c TL |
7500 | : cb(_cb), pendings(_pendings), stats(), ret_code(0), should_cb(true) |
7501 | {} | |
7c673cae FG |
7502 | |
7503 | void handle_response(int r, rgw_bucket_dir_header& header) override { | |
9f95a23c | 7504 | std::lock_guard l{lock}; |
7c673cae FG |
7505 | if (should_cb) { |
7506 | if ( r >= 0) { | |
7507 | accumulate_raw_stats(header, stats); | |
7508 | } else { | |
7509 | ret_code = r; | |
7510 | } | |
7511 | ||
7512 | // Are we all done? | |
7513 | if (--pendings == 0) { | |
7514 | if (!ret_code) { | |
7515 | cb->set_response(&stats); | |
7516 | } | |
7517 | cb->handle_response(ret_code); | |
7518 | cb->put(); | |
7519 | } | |
7520 | } | |
7521 | } | |
7522 | ||
7523 | void unset_cb() { | |
9f95a23c | 7524 | std::lock_guard l{lock}; |
7c673cae FG |
7525 | should_cb = false; |
7526 | } | |
7527 | }; | |
7528 | ||
7529 | int RGWRados::get_bucket_stats_async(RGWBucketInfo& bucket_info, int shard_id, RGWGetBucketStats_CB *ctx) | |
7530 | { | |
7531 | int num_aio = 0; | |
c07f9fc5 | 7532 | RGWGetBucketStatsContext *get_ctx = new RGWGetBucketStatsContext(ctx, bucket_info.num_shards ? : 1); |
11fdf7f2 | 7533 | ceph_assert(get_ctx); |
7c673cae | 7534 | int r = cls_bucket_head_async(bucket_info, shard_id, get_ctx, &num_aio); |
7c673cae FG |
7535 | if (r < 0) { |
7536 | ctx->put(); | |
7537 | if (num_aio) { | |
7538 | get_ctx->unset_cb(); | |
7539 | } | |
7540 | } | |
c07f9fc5 | 7541 | get_ctx->put(); |
7c673cae FG |
7542 | return r; |
7543 | } | |
7544 | ||
e306af50 TL |
7545 | int RGWRados::get_bucket_instance_info(RGWSysObjectCtx& obj_ctx, |
7546 | const string& meta_key, | |
7547 | RGWBucketInfo& info, | |
7548 | real_time *pmtime, | |
7549 | map<string, bufferlist> *pattrs, | |
7550 | optional_yield y) | |
9f95a23c TL |
7551 | { |
7552 | rgw_bucket bucket; | |
7553 | rgw_bucket_parse_bucket_key(cct, meta_key, &bucket, nullptr); | |
7c673cae | 7554 | |
9f95a23c TL |
7555 | return get_bucket_instance_info(obj_ctx, bucket, info, pmtime, pattrs, y); |
7556 | } | |
7c673cae | 7557 | |
11fdf7f2 | 7558 | int RGWRados::get_bucket_instance_info(RGWSysObjectCtx& obj_ctx, const rgw_bucket& bucket, RGWBucketInfo& info, |
9f95a23c | 7559 | real_time *pmtime, map<string, bufferlist> *pattrs, optional_yield y) |
7c673cae | 7560 | { |
9f95a23c TL |
7561 | RGWSI_MetaBackend_CtxParams bectx_params = RGWSI_MetaBackend_CtxParams_SObj(&obj_ctx); |
7562 | return ctl.bucket->read_bucket_instance_info(bucket, &info, | |
7563 | y, | |
7564 | RGWBucketCtl::BucketInstance::GetParams() | |
7565 | .set_mtime(pmtime) | |
7566 | .set_attrs(pattrs) | |
7567 | .set_bectx_params(bectx_params)); | |
7c673cae FG |
7568 | } |
7569 | ||
9f95a23c | 7570 | int RGWRados::get_bucket_info(RGWServices *svc, |
b32b8144 FG |
7571 | const string& tenant, const string& bucket_name, |
7572 | RGWBucketInfo& info, | |
9f95a23c TL |
7573 | real_time *pmtime, |
7574 | optional_yield y, map<string, bufferlist> *pattrs) | |
b32b8144 | 7575 | { |
9f95a23c TL |
7576 | auto obj_ctx = svc->sysobj->init_obj_ctx(); |
7577 | RGWSI_MetaBackend_CtxParams bectx_params = RGWSI_MetaBackend_CtxParams_SObj(&obj_ctx); | |
7578 | rgw_bucket bucket; | |
7579 | bucket.tenant = tenant; | |
7580 | bucket.name = bucket_name; | |
7581 | return ctl.bucket->read_bucket_info(bucket, &info, y, | |
7582 | RGWBucketCtl::BucketInstance::GetParams() | |
7583 | .set_mtime(pmtime) | |
7584 | .set_attrs(pattrs) | |
7585 | .set_bectx_params(bectx_params)); | |
b32b8144 FG |
7586 | } |
7587 | ||
7588 | int RGWRados::try_refresh_bucket_info(RGWBucketInfo& info, | |
7589 | ceph::real_time *pmtime, | |
7590 | map<string, bufferlist> *pattrs) | |
7591 | { | |
9f95a23c TL |
7592 | rgw_bucket bucket = info.bucket; |
7593 | bucket.bucket_id.clear(); | |
b32b8144 | 7594 | |
9f95a23c | 7595 | auto rv = info.objv_tracker.read_version; |
b32b8144 | 7596 | |
9f95a23c TL |
7597 | return ctl.bucket->read_bucket_info(bucket, &info, null_yield, |
7598 | RGWBucketCtl::BucketInstance::GetParams() | |
7599 | .set_mtime(pmtime) | |
7600 | .set_attrs(pattrs) | |
7601 | .set_refresh_version(rv)); | |
7c673cae FG |
7602 | } |
7603 | ||
7604 | int RGWRados::put_bucket_instance_info(RGWBucketInfo& info, bool exclusive, | |
7605 | real_time mtime, map<string, bufferlist> *pattrs) | |
7606 | { | |
9f95a23c TL |
7607 | return ctl.bucket->store_bucket_instance_info(info.bucket, info, null_yield, |
7608 | RGWBucketCtl::BucketInstance::PutParams() | |
7609 | .set_exclusive(exclusive) | |
7610 | .set_mtime(mtime) | |
7611 | .set_attrs(pattrs)); | |
7c673cae FG |
7612 | } |
7613 | ||
7614 | int RGWRados::put_linked_bucket_info(RGWBucketInfo& info, bool exclusive, real_time mtime, obj_version *pep_objv, | |
7615 | map<string, bufferlist> *pattrs, bool create_entry_point) | |
7616 | { | |
7617 | bool create_head = !info.has_instance_obj || create_entry_point; | |
7618 | ||
7619 | int ret = put_bucket_instance_info(info, exclusive, mtime, pattrs); | |
7620 | if (ret < 0) { | |
7621 | return ret; | |
7622 | } | |
7623 | ||
7624 | if (!create_head) | |
7625 | return 0; /* done! */ | |
7626 | ||
7627 | RGWBucketEntryPoint entry_point; | |
7628 | entry_point.bucket = info.bucket; | |
7629 | entry_point.owner = info.owner; | |
7630 | entry_point.creation_time = info.creation_time; | |
7631 | entry_point.linked = true; | |
7632 | RGWObjVersionTracker ot; | |
7633 | if (pep_objv && !pep_objv->tag.empty()) { | |
7634 | ot.write_version = *pep_objv; | |
7635 | } else { | |
7636 | ot.generate_new_write_ver(cct); | |
7637 | if (pep_objv) { | |
7638 | *pep_objv = ot.write_version; | |
7639 | } | |
7640 | } | |
9f95a23c TL |
7641 | ret = ctl.bucket->store_bucket_entrypoint_info(info.bucket, entry_point, null_yield, RGWBucketCtl::Bucket::PutParams() |
7642 | .set_exclusive(exclusive) | |
7643 | .set_objv_tracker(&ot) | |
7644 | .set_mtime(mtime)); | |
7c673cae FG |
7645 | if (ret < 0) |
7646 | return ret; | |
7647 | ||
7648 | return 0; | |
7649 | } | |
7650 | ||
7c673cae FG |
7651 | int RGWRados::update_containers_stats(map<string, RGWBucketEnt>& m) |
7652 | { | |
11fdf7f2 | 7653 | auto obj_ctx = svc.sysobj->init_obj_ctx(); |
7c673cae FG |
7654 | |
7655 | map<string, RGWBucketEnt>::iterator iter; | |
7656 | for (iter = m.begin(); iter != m.end(); ++iter) { | |
7657 | RGWBucketEnt& ent = iter->second; | |
7658 | rgw_bucket& bucket = ent.bucket; | |
7659 | ent.count = 0; | |
7660 | ent.size = 0; | |
7661 | ent.size_rounded = 0; | |
7662 | ||
a8e16298 | 7663 | vector<rgw_bucket_dir_header> headers; |
7c673cae FG |
7664 | |
7665 | RGWBucketInfo bucket_info; | |
9f95a23c | 7666 | int ret = get_bucket_instance_info(obj_ctx, bucket, bucket_info, NULL, NULL, null_yield); |
7c673cae FG |
7667 | if (ret < 0) { |
7668 | return ret; | |
7669 | } | |
7670 | ||
7671 | int r = cls_bucket_head(bucket_info, RGW_NO_SHARD, headers); | |
7672 | if (r < 0) | |
7673 | return r; | |
7674 | ||
a8e16298 | 7675 | auto hiter = headers.begin(); |
7c673cae FG |
7676 | for (; hiter != headers.end(); ++hiter) { |
7677 | RGWObjCategory category = main_category; | |
11fdf7f2 | 7678 | auto iter = (hiter->stats).find(category); |
a8e16298 | 7679 | if (iter != hiter->stats.end()) { |
7c673cae FG |
7680 | struct rgw_bucket_category_stats& stats = iter->second; |
7681 | ent.count += stats.num_entries; | |
7682 | ent.size += stats.total_size; | |
7683 | ent.size_rounded += stats.total_size_rounded; | |
7684 | } | |
7685 | } | |
3efd9988 FG |
7686 | |
7687 | // fill in placement_rule from the bucket instance for use in swift's | |
7688 | // per-storage policy statistics | |
7689 | ent.placement_rule = std::move(bucket_info.placement_rule); | |
7c673cae FG |
7690 | } |
7691 | ||
7692 | return m.size(); | |
7693 | } | |
7694 | ||
7695 | int RGWRados::append_async(rgw_raw_obj& obj, size_t size, bufferlist& bl) | |
7696 | { | |
7697 | rgw_rados_ref ref; | |
7698 | int r = get_raw_obj_ref(obj, &ref); | |
7699 | if (r < 0) { | |
7700 | return r; | |
7701 | } | |
7702 | librados::Rados *rad = get_rados_handle(); | |
9f95a23c | 7703 | librados::AioCompletion *completion = rad->aio_create_completion(nullptr, nullptr); |
7c673cae | 7704 | |
9f95a23c | 7705 | r = ref.pool.ioctx().aio_append(ref.obj.oid, completion, bl, size); |
7c673cae FG |
7706 | completion->release(); |
7707 | return r; | |
7708 | } | |
7709 | ||
7c673cae FG |
7710 | int RGWRados::pool_iterate_begin(const rgw_pool& pool, RGWPoolIterCtx& ctx) |
7711 | { | |
7712 | librados::IoCtx& io_ctx = ctx.io_ctx; | |
7713 | librados::NObjectIterator& iter = ctx.iter; | |
7714 | ||
494da23a | 7715 | int r = open_pool_ctx(pool, io_ctx, false); |
7c673cae FG |
7716 | if (r < 0) |
7717 | return r; | |
7718 | ||
7719 | iter = io_ctx.nobjects_begin(); | |
7720 | ||
7721 | return 0; | |
7722 | } | |
7723 | ||
181888fb FG |
7724 | int RGWRados::pool_iterate_begin(const rgw_pool& pool, const string& cursor, RGWPoolIterCtx& ctx) |
7725 | { | |
7726 | librados::IoCtx& io_ctx = ctx.io_ctx; | |
7727 | librados::NObjectIterator& iter = ctx.iter; | |
7728 | ||
494da23a | 7729 | int r = open_pool_ctx(pool, io_ctx, false); |
181888fb FG |
7730 | if (r < 0) |
7731 | return r; | |
7732 | ||
7733 | librados::ObjectCursor oc; | |
7734 | if (!oc.from_str(cursor)) { | |
7735 | ldout(cct, 10) << "failed to parse cursor: " << cursor << dendl; | |
7736 | return -EINVAL; | |
7737 | } | |
7738 | ||
f64942e4 AA |
7739 | try { |
7740 | iter = io_ctx.nobjects_begin(oc); | |
7741 | return 0; | |
7742 | } catch (const std::system_error& e) { | |
7743 | r = -e.code().value(); | |
7744 | ldout(cct, 10) << "nobjects_begin threw " << e.what() | |
7745 | << ", returning " << r << dendl; | |
7746 | return r; | |
7747 | } catch (const std::exception& e) { | |
7748 | ldout(cct, 10) << "nobjects_begin threw " << e.what() | |
7749 | << ", returning -5" << dendl; | |
7750 | return -EIO; | |
7751 | } | |
181888fb FG |
7752 | } |
7753 | ||
7754 | string RGWRados::pool_iterate_get_cursor(RGWPoolIterCtx& ctx) | |
7755 | { | |
7756 | return ctx.iter.get_cursor().to_str(); | |
7757 | } | |
7758 | ||
f64942e4 AA |
7759 | static int do_pool_iterate(CephContext* cct, RGWPoolIterCtx& ctx, uint32_t num, |
7760 | vector<rgw_bucket_dir_entry>& objs, | |
7c673cae FG |
7761 | bool *is_truncated, RGWAccessListFilter *filter) |
7762 | { | |
7763 | librados::IoCtx& io_ctx = ctx.io_ctx; | |
7764 | librados::NObjectIterator& iter = ctx.iter; | |
7765 | ||
7766 | if (iter == io_ctx.nobjects_end()) | |
7767 | return -ENOENT; | |
7768 | ||
7769 | uint32_t i; | |
7770 | ||
7771 | for (i = 0; i < num && iter != io_ctx.nobjects_end(); ++i, ++iter) { | |
7772 | rgw_bucket_dir_entry e; | |
7773 | ||
7774 | string oid = iter->get_oid(); | |
7775 | ldout(cct, 20) << "RGWRados::pool_iterate: got " << oid << dendl; | |
7776 | ||
7777 | // fill it in with initial values; we may correct later | |
7778 | if (filter && !filter->filter(oid, oid)) | |
7779 | continue; | |
7780 | ||
7781 | e.key = oid; | |
7782 | objs.push_back(e); | |
7783 | } | |
7784 | ||
7785 | if (is_truncated) | |
7786 | *is_truncated = (iter != io_ctx.nobjects_end()); | |
7787 | ||
7788 | return objs.size(); | |
7789 | } | |
7c673cae | 7790 | |
f64942e4 AA |
7791 | int RGWRados::pool_iterate(RGWPoolIterCtx& ctx, uint32_t num, vector<rgw_bucket_dir_entry>& objs, |
7792 | bool *is_truncated, RGWAccessListFilter *filter) | |
7793 | { | |
7794 | // catch exceptions from NObjectIterator::operator++() | |
7795 | try { | |
7796 | return do_pool_iterate(cct, ctx, num, objs, is_truncated, filter); | |
7797 | } catch (const std::system_error& e) { | |
7798 | int r = -e.code().value(); | |
7799 | ldout(cct, 10) << "NObjectIterator threw exception " << e.what() | |
7800 | << ", returning " << r << dendl; | |
7801 | return r; | |
7802 | } catch (const std::exception& e) { | |
7803 | ldout(cct, 10) << "NObjectIterator threw exception " << e.what() | |
7804 | << ", returning -5" << dendl; | |
7805 | return -EIO; | |
7806 | } | |
7807 | } | |
7808 | ||
181888fb | 7809 | int RGWRados::list_raw_objects_init(const rgw_pool& pool, const string& marker, RGWListRawObjsCtx *ctx) |
7c673cae | 7810 | { |
181888fb FG |
7811 | if (!ctx->initialized) { |
7812 | int r = pool_iterate_begin(pool, marker, ctx->iter_ctx); | |
7c673cae FG |
7813 | if (r < 0) { |
7814 | ldout(cct, 10) << "failed to list objects pool_iterate_begin() returned r=" << r << dendl; | |
7815 | return r; | |
7816 | } | |
181888fb | 7817 | ctx->initialized = true; |
7c673cae | 7818 | } |
181888fb FG |
7819 | return 0; |
7820 | } | |
7c673cae | 7821 | |
181888fb FG |
7822 | int RGWRados::list_raw_objects_next(const string& prefix_filter, int max, |
7823 | RGWListRawObjsCtx& ctx, list<string>& oids, | |
7824 | bool *is_truncated) | |
7825 | { | |
7826 | if (!ctx.initialized) { | |
7827 | return -EINVAL; | |
7828 | } | |
7829 | RGWAccessListFilterPrefix filter(prefix_filter); | |
7c673cae FG |
7830 | vector<rgw_bucket_dir_entry> objs; |
7831 | int r = pool_iterate(ctx.iter_ctx, max, objs, is_truncated, &filter); | |
7832 | if (r < 0) { | |
7833 | if(r != -ENOENT) | |
7834 | ldout(cct, 10) << "failed to list objects pool_iterate returned r=" << r << dendl; | |
7835 | return r; | |
7836 | } | |
7837 | ||
7838 | vector<rgw_bucket_dir_entry>::iterator iter; | |
7839 | for (iter = objs.begin(); iter != objs.end(); ++iter) { | |
7840 | oids.push_back(iter->key.name); | |
7841 | } | |
7842 | ||
7843 | return oids.size(); | |
7844 | } | |
7845 | ||
181888fb FG |
7846 | int RGWRados::list_raw_objects(const rgw_pool& pool, const string& prefix_filter, |
7847 | int max, RGWListRawObjsCtx& ctx, list<string>& oids, | |
7848 | bool *is_truncated) | |
7849 | { | |
7850 | if (!ctx.initialized) { | |
7851 | int r = list_raw_objects_init(pool, string(), &ctx); | |
7852 | if (r < 0) { | |
7853 | return r; | |
7854 | } | |
7855 | } | |
7856 | ||
7857 | return list_raw_objects_next(prefix_filter, max, ctx, oids, is_truncated); | |
7858 | } | |
7859 | ||
7860 | string RGWRados::list_raw_objs_get_cursor(RGWListRawObjsCtx& ctx) | |
7861 | { | |
7862 | return pool_iterate_get_cursor(ctx.iter_ctx); | |
7863 | } | |
7864 | ||
a8e16298 TL |
7865 | int RGWRados::bi_get_instance(const RGWBucketInfo& bucket_info, const rgw_obj& obj, |
7866 | rgw_bucket_dir_entry *dirent) | |
7c673cae | 7867 | { |
a8e16298 | 7868 | rgw_cls_bi_entry bi_entry; |
11fdf7f2 | 7869 | int r = bi_get(bucket_info, obj, BIIndexType::Instance, &bi_entry); |
a8e16298 TL |
7870 | if (r < 0 && r != -ENOENT) { |
7871 | ldout(cct, 0) << "ERROR: bi_get() returned r=" << r << dendl; | |
7872 | } | |
7c673cae FG |
7873 | if (r < 0) { |
7874 | return r; | |
7875 | } | |
11fdf7f2 | 7876 | auto iter = bi_entry.data.cbegin(); |
a8e16298 | 7877 | try { |
11fdf7f2 | 7878 | decode(*dirent, iter); |
a8e16298 TL |
7879 | } catch (buffer::error& err) { |
7880 | ldout(cct, 0) << "ERROR: failed to decode bi_entry()" << dendl; | |
7881 | return -EIO; | |
7882 | } | |
7883 | ||
7884 | return 0; | |
7885 | } | |
7c673cae | 7886 | |
a8e16298 TL |
7887 | int RGWRados::bi_get_olh(const RGWBucketInfo& bucket_info, const rgw_obj& obj, |
7888 | rgw_bucket_olh_entry *olh) | |
7889 | { | |
7c673cae | 7890 | rgw_cls_bi_entry bi_entry; |
11fdf7f2 | 7891 | int r = bi_get(bucket_info, obj, BIIndexType::OLH, &bi_entry); |
7c673cae FG |
7892 | if (r < 0 && r != -ENOENT) { |
7893 | ldout(cct, 0) << "ERROR: bi_get() returned r=" << r << dendl; | |
7894 | } | |
7895 | if (r < 0) { | |
7896 | return r; | |
7897 | } | |
11fdf7f2 | 7898 | auto iter = bi_entry.data.cbegin(); |
7c673cae | 7899 | try { |
a8e16298 | 7900 | decode(*olh, iter); |
7c673cae FG |
7901 | } catch (buffer::error& err) { |
7902 | ldout(cct, 0) << "ERROR: failed to decode bi_entry()" << dendl; | |
7903 | return -EIO; | |
7904 | } | |
7905 | ||
7906 | return 0; | |
7907 | } | |
7908 | ||
a8e16298 TL |
7909 | int RGWRados::bi_get(const RGWBucketInfo& bucket_info, const rgw_obj& obj, |
7910 | BIIndexType index_type, rgw_cls_bi_entry *entry) | |
7c673cae FG |
7911 | { |
7912 | BucketShard bs(this); | |
a8e16298 | 7913 | int ret = bs.init(bucket_info, obj); |
7c673cae FG |
7914 | if (ret < 0) { |
7915 | ldout(cct, 5) << "bs.init() returned ret=" << ret << dendl; | |
7916 | return ret; | |
7917 | } | |
7918 | ||
7919 | cls_rgw_obj_key key(obj.key.get_index_key_name(), obj.key.instance); | |
9f95a23c TL |
7920 | |
7921 | auto& ref = bs.bucket_obj.get_ref(); | |
7c673cae | 7922 | |
9f95a23c | 7923 | return cls_rgw_bi_get(ref.pool.ioctx(), ref.obj.oid, index_type, key, entry); |
7c673cae FG |
7924 | } |
7925 | ||
7926 | void RGWRados::bi_put(ObjectWriteOperation& op, BucketShard& bs, rgw_cls_bi_entry& entry) | |
7927 | { | |
9f95a23c TL |
7928 | auto& ref = bs.bucket_obj.get_ref(); |
7929 | cls_rgw_bi_put(op, ref.obj.oid, entry); | |
7c673cae FG |
7930 | } |
7931 | ||
7932 | int RGWRados::bi_put(BucketShard& bs, rgw_cls_bi_entry& entry) | |
7933 | { | |
9f95a23c TL |
7934 | auto& ref = bs.bucket_obj.get_ref(); |
7935 | int ret = cls_rgw_bi_put(ref.pool.ioctx(), ref.obj.oid, entry); | |
7c673cae FG |
7936 | if (ret < 0) |
7937 | return ret; | |
7938 | ||
7939 | return 0; | |
7940 | } | |
7941 | ||
7942 | int RGWRados::bi_put(rgw_bucket& bucket, rgw_obj& obj, rgw_cls_bi_entry& entry) | |
7943 | { | |
7944 | BucketShard bs(this); | |
f64942e4 | 7945 | int ret = bs.init(bucket, obj, nullptr /* no RGWBucketInfo */); |
7c673cae FG |
7946 | if (ret < 0) { |
7947 | ldout(cct, 5) << "bs.init() returned ret=" << ret << dendl; | |
7948 | return ret; | |
7949 | } | |
7950 | ||
7951 | return bi_put(bs, entry); | |
7952 | } | |
7953 | ||
7954 | int RGWRados::bi_list(rgw_bucket& bucket, const string& obj_name, const string& marker, uint32_t max, list<rgw_cls_bi_entry> *entries, bool *is_truncated) | |
7955 | { | |
7956 | rgw_obj obj(bucket, obj_name); | |
7957 | BucketShard bs(this); | |
f64942e4 | 7958 | int ret = bs.init(bucket, obj, nullptr /* no RGWBucketInfo */); |
7c673cae FG |
7959 | if (ret < 0) { |
7960 | ldout(cct, 5) << "bs.init() returned ret=" << ret << dendl; | |
7961 | return ret; | |
7962 | } | |
7963 | ||
9f95a23c TL |
7964 | auto& ref = bs.bucket_obj.get_ref(); |
7965 | ret = cls_rgw_bi_list(ref.pool.ioctx(), ref.obj.oid, obj_name, marker, max, entries, is_truncated); | |
31f18b77 FG |
7966 | if (ret == -ENOENT) { |
7967 | *is_truncated = false; | |
7968 | } | |
7c673cae FG |
7969 | if (ret < 0) |
7970 | return ret; | |
7971 | ||
7972 | return 0; | |
7973 | } | |
7974 | ||
7975 | int RGWRados::bi_list(BucketShard& bs, const string& filter_obj, const string& marker, uint32_t max, list<rgw_cls_bi_entry> *entries, bool *is_truncated) | |
7976 | { | |
9f95a23c TL |
7977 | auto& ref = bs.bucket_obj.get_ref(); |
7978 | int ret = cls_rgw_bi_list(ref.pool.ioctx(), ref.obj.oid, filter_obj, marker, max, entries, is_truncated); | |
7c673cae FG |
7979 | if (ret < 0) |
7980 | return ret; | |
7981 | ||
7982 | return 0; | |
7983 | } | |
7984 | ||
7985 | int RGWRados::bi_remove(BucketShard& bs) | |
7986 | { | |
9f95a23c TL |
7987 | auto& ref = bs.bucket_obj.get_ref(); |
7988 | int ret = ref.pool.ioctx().remove(ref.obj.oid); | |
7c673cae FG |
7989 | if (ret == -ENOENT) { |
7990 | ret = 0; | |
7991 | } | |
7992 | if (ret < 0) { | |
7993 | ldout(cct, 5) << "bs.index_ctx.remove(" << bs.bucket_obj << ") returned ret=" << ret << dendl; | |
7994 | return ret; | |
7995 | } | |
7996 | ||
7997 | return 0; | |
7998 | } | |
7999 | ||
8000 | int RGWRados::bi_list(rgw_bucket& bucket, int shard_id, const string& filter_obj, const string& marker, uint32_t max, list<rgw_cls_bi_entry> *entries, bool *is_truncated) | |
8001 | { | |
8002 | BucketShard bs(this); | |
f64942e4 | 8003 | int ret = bs.init(bucket, shard_id, nullptr /* no RGWBucketInfo */); |
7c673cae FG |
8004 | if (ret < 0) { |
8005 | ldout(cct, 5) << "bs.init() returned ret=" << ret << dendl; | |
8006 | return ret; | |
8007 | } | |
8008 | ||
8009 | return bi_list(bs, filter_obj, marker, max, entries, is_truncated); | |
8010 | } | |
8011 | ||
8012 | int RGWRados::gc_operate(string& oid, librados::ObjectWriteOperation *op) | |
8013 | { | |
9f95a23c | 8014 | return rgw_rados_operate(gc_pool_ctx, oid, op, null_yield); |
7c673cae FG |
8015 | } |
8016 | ||
9f95a23c TL |
8017 | int RGWRados::gc_aio_operate(const string& oid, librados::AioCompletion *c, |
8018 | librados::ObjectWriteOperation *op) | |
7c673cae | 8019 | { |
9f95a23c | 8020 | return gc_pool_ctx.aio_operate(oid, c, op); |
7c673cae FG |
8021 | } |
8022 | ||
8023 | int RGWRados::gc_operate(string& oid, librados::ObjectReadOperation *op, bufferlist *pbl) | |
8024 | { | |
9f95a23c | 8025 | return rgw_rados_operate(gc_pool_ctx, oid, op, pbl, null_yield); |
7c673cae FG |
8026 | } |
8027 | ||
9f95a23c | 8028 | int RGWRados::list_gc_objs(int *index, string& marker, uint32_t max, bool expired_only, std::list<cls_rgw_gc_obj_info>& result, bool *truncated, bool& processing_queue) |
7c673cae | 8029 | { |
9f95a23c | 8030 | return gc->list(index, marker, max, expired_only, result, truncated, processing_queue); |
7c673cae FG |
8031 | } |
8032 | ||
11fdf7f2 | 8033 | int RGWRados::process_gc(bool expired_only) |
7c673cae | 8034 | { |
11fdf7f2 | 8035 | return gc->process(expired_only); |
7c673cae FG |
8036 | } |
8037 | ||
f6b5b4d7 TL |
8038 | int RGWRados::list_lc_progress(string& marker, uint32_t max_entries, |
8039 | vector<cls_rgw_lc_entry>& progress_map, | |
8040 | int& index) | |
7c673cae | 8041 | { |
f6b5b4d7 | 8042 | return lc->list_lc_progress(marker, max_entries, progress_map, index); |
7c673cae FG |
8043 | } |
8044 | ||
8045 | int RGWRados::process_lc() | |
8046 | { | |
f6b5b4d7 TL |
8047 | RGWLC lc; |
8048 | lc.initialize(cct, this->store); | |
8049 | RGWLC::LCWorker worker(&lc, cct, &lc, 0); | |
8050 | auto ret = lc.process(&worker, true /* once */); | |
8051 | lc.stop_processor(); // sets down_flag, but returns immediately | |
8052 | return ret; | |
7c673cae FG |
8053 | } |
8054 | ||
1adf2230 | 8055 | bool RGWRados::process_expire_objects() |
7c673cae | 8056 | { |
1adf2230 | 8057 | return obj_expirer->inspect_all_shards(utime_t(), ceph_clock_now()); |
7c673cae FG |
8058 | } |
8059 | ||
7c673cae | 8060 | int RGWRados::cls_obj_prepare_op(BucketShard& bs, RGWModifyOp op, string& tag, |
9f95a23c | 8061 | rgw_obj& obj, uint16_t bilog_flags, optional_yield y, rgw_zone_set *_zones_trace) |
7c673cae | 8062 | { |
31f18b77 FG |
8063 | rgw_zone_set zones_trace; |
8064 | if (_zones_trace) { | |
8065 | zones_trace = *_zones_trace; | |
8066 | } | |
9f95a23c | 8067 | zones_trace.insert(svc.zone->get_zone().id, bs.bucket.get_key()); |
1adf2230 | 8068 | |
7c673cae FG |
8069 | ObjectWriteOperation o; |
8070 | cls_rgw_obj_key key(obj.key.get_index_key_name(), obj.key.instance); | |
31f18b77 | 8071 | cls_rgw_guard_bucket_resharding(o, -ERR_BUSY_RESHARDING); |
11fdf7f2 | 8072 | cls_rgw_bucket_prepare_op(o, op, tag, key, obj.key.get_loc(), svc.zone->get_zone().log_data, bilog_flags, zones_trace); |
9f95a23c | 8073 | return bs.bucket_obj.operate(&o, y); |
7c673cae FG |
8074 | } |
8075 | ||
31f18b77 | 8076 | int RGWRados::cls_obj_complete_op(BucketShard& bs, const rgw_obj& obj, RGWModifyOp op, string& tag, |
7c673cae FG |
8077 | int64_t pool, uint64_t epoch, |
8078 | rgw_bucket_dir_entry& ent, RGWObjCategory category, | |
31f18b77 | 8079 | list<rgw_obj_index_key> *remove_objs, uint16_t bilog_flags, rgw_zone_set *_zones_trace) |
7c673cae | 8080 | { |
7c673cae FG |
8081 | ObjectWriteOperation o; |
8082 | rgw_bucket_dir_entry_meta dir_meta; | |
8083 | dir_meta = ent.meta; | |
8084 | dir_meta.category = category; | |
8085 | ||
1adf2230 AA |
8086 | rgw_zone_set zones_trace; |
8087 | if (_zones_trace) { | |
8088 | zones_trace = *_zones_trace; | |
8089 | } | |
9f95a23c | 8090 | zones_trace.insert(svc.zone->get_zone().id, bs.bucket.get_key()); |
1adf2230 | 8091 | |
7c673cae FG |
8092 | rgw_bucket_entry_ver ver; |
8093 | ver.pool = pool; | |
8094 | ver.epoch = epoch; | |
8095 | cls_rgw_obj_key key(ent.key.name, ent.key.instance); | |
31f18b77 FG |
8096 | cls_rgw_guard_bucket_resharding(o, -ERR_BUSY_RESHARDING); |
8097 | cls_rgw_bucket_complete_op(o, op, tag, ver, key, dir_meta, remove_objs, | |
11fdf7f2 | 8098 | svc.zone->get_zone().log_data, bilog_flags, &zones_trace); |
31f18b77 FG |
8099 | complete_op_data *arg; |
8100 | index_completion_manager->create_completion(obj, op, tag, ver, key, dir_meta, remove_objs, | |
11fdf7f2 | 8101 | svc.zone->get_zone().log_data, bilog_flags, &zones_trace, &arg); |
31f18b77 | 8102 | librados::AioCompletion *completion = arg->rados_completion; |
9f95a23c | 8103 | int ret = bs.bucket_obj.aio_operate(arg->rados_completion, &o); |
31f18b77 | 8104 | completion->release(); /* can't reference arg here, as it might have already been released */ |
7c673cae FG |
8105 | return ret; |
8106 | } | |
8107 | ||
31f18b77 | 8108 | int RGWRados::cls_obj_complete_add(BucketShard& bs, const rgw_obj& obj, string& tag, |
7c673cae FG |
8109 | int64_t pool, uint64_t epoch, |
8110 | rgw_bucket_dir_entry& ent, RGWObjCategory category, | |
31f18b77 | 8111 | list<rgw_obj_index_key> *remove_objs, uint16_t bilog_flags, rgw_zone_set *zones_trace) |
7c673cae | 8112 | { |
31f18b77 | 8113 | return cls_obj_complete_op(bs, obj, CLS_RGW_OP_ADD, tag, pool, epoch, ent, category, remove_objs, bilog_flags, zones_trace); |
7c673cae FG |
8114 | } |
8115 | ||
8116 | int RGWRados::cls_obj_complete_del(BucketShard& bs, string& tag, | |
8117 | int64_t pool, uint64_t epoch, | |
8118 | rgw_obj& obj, | |
8119 | real_time& removed_mtime, | |
8120 | list<rgw_obj_index_key> *remove_objs, | |
31f18b77 FG |
8121 | uint16_t bilog_flags, |
8122 | rgw_zone_set *zones_trace) | |
7c673cae FG |
8123 | { |
8124 | rgw_bucket_dir_entry ent; | |
8125 | ent.meta.mtime = removed_mtime; | |
8126 | obj.key.get_index_key(&ent.key); | |
11fdf7f2 TL |
8127 | return cls_obj_complete_op(bs, obj, CLS_RGW_OP_DEL, tag, pool, epoch, |
8128 | ent, RGWObjCategory::None, remove_objs, | |
8129 | bilog_flags, zones_trace); | |
7c673cae FG |
8130 | } |
8131 | ||
31f18b77 | 8132 | int RGWRados::cls_obj_complete_cancel(BucketShard& bs, string& tag, rgw_obj& obj, uint16_t bilog_flags, rgw_zone_set *zones_trace) |
7c673cae FG |
8133 | { |
8134 | rgw_bucket_dir_entry ent; | |
8135 | obj.key.get_index_key(&ent.key); | |
11fdf7f2 TL |
8136 | return cls_obj_complete_op(bs, obj, CLS_RGW_OP_CANCEL, tag, |
8137 | -1 /* pool id */, 0, ent, | |
8138 | RGWObjCategory::None, NULL, bilog_flags, | |
8139 | zones_trace); | |
7c673cae FG |
8140 | } |
8141 | ||
8142 | int RGWRados::cls_obj_set_bucket_tag_timeout(RGWBucketInfo& bucket_info, uint64_t timeout) | |
8143 | { | |
9f95a23c | 8144 | RGWSI_RADOS::Pool index_pool; |
7c673cae | 8145 | map<int, string> bucket_objs; |
9f95a23c | 8146 | int r = svc.bi_rados->open_bucket_index(bucket_info, std::nullopt, &index_pool, &bucket_objs, nullptr); |
7c673cae FG |
8147 | if (r < 0) |
8148 | return r; | |
8149 | ||
9f95a23c TL |
8150 | return CLSRGWIssueSetTagTimeout(index_pool.ioctx(), bucket_objs, cct->_conf->rgw_bucket_index_max_aio, timeout)(); |
8151 | } | |
8152 | ||
8153 | ||
8154 | uint32_t RGWRados::calc_ordered_bucket_list_per_shard(uint32_t num_entries, | |
8155 | uint32_t num_shards) | |
8156 | { | |
8157 | // We want to minimize the chances that when num_shards >> | |
8158 | // num_entries that we return much fewer than num_entries to the | |
8159 | // client. Given all the overhead of making a cls call to the osd, | |
8160 | // returning a few entries is not much more work than returning one | |
8161 | // entry. This minimum might be better tuned based on future | |
8162 | // experiments where num_shards >> num_entries. (Note: ">>" should | |
8163 | // be interpreted as "much greater than".) | |
8164 | constexpr uint32_t min_read = 8; | |
8165 | ||
8166 | // The following is based on _"Balls into Bins" -- A Simple and | |
8167 | // Tight Analysis_ by Raab and Steger. We add 1 as a way to handle | |
8168 | // cases when num_shards >> num_entries (it almost serves as a | |
8169 | // ceiling calculation). We also assume alpha is 1.0 and extract it | |
8170 | // from the calculation. Future work could involve memoizing some of | |
8171 | // the transcendental functions to minimize repeatedly re-calling | |
8172 | // them with the same parameters, which we expect to be the case the | |
8173 | // majority of the time. | |
8174 | uint32_t calc_read = | |
8175 | 1 + | |
8176 | static_cast<uint32_t>((num_entries / num_shards) + | |
8177 | sqrt((2 * num_entries) * | |
8178 | log(num_shards) / num_shards)); | |
8179 | ||
8180 | return std::max(min_read, calc_read); | |
7c673cae FG |
8181 | } |
8182 | ||
1adf2230 AA |
8183 | |
8184 | int RGWRados::cls_bucket_list_ordered(RGWBucketInfo& bucket_info, | |
9f95a23c TL |
8185 | const int shard_id, |
8186 | const rgw_obj_index_key& start_after, | |
1adf2230 | 8187 | const string& prefix, |
9f95a23c TL |
8188 | const string& delimiter, |
8189 | const uint32_t num_entries, | |
8190 | const bool list_versions, | |
8191 | const uint16_t expansion_factor, | |
8192 | ent_map_t& m, | |
8193 | bool* is_truncated, | |
8194 | bool* cls_filtered, | |
1adf2230 | 8195 | rgw_obj_index_key *last_entry, |
9f95a23c TL |
8196 | optional_yield y, |
8197 | check_filter_t force_check_filter) | |
7c673cae | 8198 | { |
9f95a23c TL |
8199 | /* expansion_factor allows the number of entries to read to grow |
8200 | * exponentially; this is used when earlier reads are producing too | |
8201 | * few results, perhaps due to filtering or to a series of | |
8202 | * namespaced entries */ | |
8203 | ||
8204 | ldout(cct, 10) << "RGWRados::" << __func__ << ": " << bucket_info.bucket << | |
8205 | " start_after=\"" << start_after.name << | |
8206 | "[" << start_after.instance << | |
8207 | "]\", prefix=\"" << prefix << | |
8208 | "\" num_entries=" << num_entries << | |
8209 | ", list_versions=" << list_versions << | |
8210 | ", expansion_factor=" << expansion_factor << dendl; | |
7c673cae | 8211 | |
9f95a23c TL |
8212 | m.clear(); |
8213 | ||
8214 | RGWSI_RADOS::Pool index_pool; | |
7c673cae | 8215 | // key - oid (for different shards if there is any) |
1adf2230 AA |
8216 | // value - list result for the corresponding oid (shard), it is filled by |
8217 | // the AIO callback | |
9f95a23c TL |
8218 | map<int, string> shard_oids; |
8219 | int r = svc.bi_rados->open_bucket_index(bucket_info, shard_id, | |
8220 | &index_pool, &shard_oids, | |
8221 | nullptr); | |
8222 | if (r < 0) { | |
7c673cae | 8223 | return r; |
9f95a23c TL |
8224 | } |
8225 | ||
8226 | const uint32_t shard_count = shard_oids.size(); | |
8227 | uint32_t num_entries_per_shard; | |
8228 | if (expansion_factor == 0) { | |
8229 | num_entries_per_shard = | |
8230 | calc_ordered_bucket_list_per_shard(num_entries, shard_count); | |
8231 | } else if (expansion_factor <= 11) { | |
8232 | // we'll max out the exponential multiplication factor at 1024 (2<<10) | |
8233 | num_entries_per_shard = | |
8234 | std::min(num_entries, | |
8235 | (uint32_t(1 << (expansion_factor - 1)) * | |
8236 | calc_ordered_bucket_list_per_shard(num_entries, shard_count))); | |
8237 | } else { | |
8238 | num_entries_per_shard = num_entries; | |
8239 | } | |
8240 | ||
8241 | ldout(cct, 10) << "RGWRados::" << __func__ << | |
8242 | " request from each of " << shard_count << | |
8243 | " shard(s) for " << num_entries_per_shard << " entries to get " << | |
8244 | num_entries << " total entries" << dendl; | |
7c673cae | 8245 | |
9f95a23c TL |
8246 | auto& ioctx = index_pool.ioctx(); |
8247 | map<int, rgw_cls_list_ret> shard_list_results; | |
8248 | cls_rgw_obj_key start_after_key(start_after.name, start_after.instance); | |
8249 | r = CLSRGWIssueBucketList(ioctx, start_after_key, prefix, delimiter, | |
8250 | num_entries_per_shard, | |
8251 | list_versions, shard_oids, shard_list_results, | |
1adf2230 | 8252 | cct->_conf->rgw_bucket_index_max_aio)(); |
9f95a23c | 8253 | if (r < 0) { |
7c673cae | 8254 | return r; |
9f95a23c | 8255 | } |
7c673cae | 8256 | |
9f95a23c TL |
8257 | // to manage the iterators through each shard's list results |
8258 | struct ShardTracker { | |
8259 | const size_t shard_idx; | |
8260 | rgw_cls_list_ret& result; | |
8261 | const std::string& oid_name; | |
8262 | RGWRados::ent_map_t::iterator cursor; | |
8263 | RGWRados::ent_map_t::iterator end; | |
8264 | ||
8265 | // manages an iterator through a shard and provides other | |
8266 | // accessors | |
8267 | ShardTracker(size_t _shard_idx, | |
8268 | rgw_cls_list_ret& _result, | |
8269 | const std::string& _oid_name): | |
8270 | shard_idx(_shard_idx), | |
8271 | result(_result), | |
8272 | oid_name(_oid_name), | |
8273 | cursor(_result.dir.m.begin()), | |
8274 | end(_result.dir.m.end()) | |
8275 | {} | |
8276 | ||
8277 | inline const std::string& entry_name() const { | |
8278 | return cursor->first; | |
8279 | } | |
8280 | rgw_bucket_dir_entry& dir_entry() const { | |
8281 | return cursor->second; | |
8282 | } | |
8283 | inline bool is_truncated() const { | |
8284 | return result.is_truncated; | |
8285 | } | |
8286 | inline ShardTracker& advance() { | |
8287 | ++cursor; | |
8288 | // return a self-reference to allow for chaining of calls, such | |
8289 | // as x.advance().at_end() | |
8290 | return *this; | |
8291 | } | |
8292 | inline bool at_end() const { | |
8293 | return cursor == end; | |
8294 | } | |
8295 | }; // ShardTracker | |
8296 | ||
8297 | // add the next unique candidate, or return false if we reach the end | |
8298 | auto next_candidate = [] (ShardTracker& t, | |
8299 | std::map<std::string, size_t>& candidates, | |
8300 | size_t tracker_idx) { | |
8301 | while (!t.at_end()) { | |
8302 | if (candidates.emplace(t.entry_name(), tracker_idx).second) { | |
8303 | return; | |
8304 | } | |
8305 | t.advance(); // skip duplicate common prefixes | |
8306 | } | |
8307 | }; | |
8308 | ||
8309 | // one tracker per shard requested (may not be all shards) | |
8310 | std::vector<ShardTracker> results_trackers; | |
8311 | results_trackers.reserve(shard_list_results.size()); | |
8312 | for (auto& r : shard_list_results) { | |
8313 | results_trackers.emplace_back(r.first, r.second, shard_oids[r.first]); | |
8314 | ||
8315 | // if any *one* shard's result is trucated, the entire result is | |
8316 | // truncated | |
8317 | *is_truncated = *is_truncated || r.second.is_truncated; | |
8318 | ||
8319 | // unless *all* are shards are cls_filtered, the entire result is | |
8320 | // not filtered | |
8321 | *cls_filtered = *cls_filtered && r.second.cls_filtered; | |
7c673cae FG |
8322 | } |
8323 | ||
9f95a23c TL |
8324 | // create a map to track the next candidate entry from ShardTracker |
8325 | // (key=candidate, value=index into results_trackers); as we consume | |
8326 | // entries from shards, we replace them with the next entries in the | |
8327 | // shards until we run out | |
7c673cae | 8328 | map<string, size_t> candidates; |
9f95a23c TL |
8329 | size_t tracker_idx = 0; |
8330 | for (auto& t : results_trackers) { | |
8331 | // it's important that the values in the map refer to the index | |
8332 | // into the results_trackers vector, which may not be the same | |
8333 | // as the shard number (i.e., when not all shards are requested) | |
8334 | next_candidate(t, candidates, tracker_idx); | |
8335 | ++tracker_idx; | |
7c673cae FG |
8336 | } |
8337 | ||
9f95a23c TL |
8338 | rgw_bucket_dir_entry* |
8339 | last_entry_visited = nullptr; // to set last_entry (marker) | |
7c673cae FG |
8340 | map<string, bufferlist> updates; |
8341 | uint32_t count = 0; | |
8342 | while (count < num_entries && !candidates.empty()) { | |
8343 | r = 0; | |
9f95a23c TL |
8344 | // select the next entry in lexical order (first key in map); |
8345 | // again tracker_idx is not necessarily shard number, but is index | |
8346 | // into results_trackers vector | |
8347 | tracker_idx = candidates.begin()->second; | |
8348 | auto& tracker = results_trackers.at(tracker_idx); | |
e306af50 | 8349 | |
9f95a23c TL |
8350 | const string& name = tracker.entry_name(); |
8351 | rgw_bucket_dir_entry& dirent = tracker.dir_entry(); | |
8352 | ||
8353 | ldout(cct, 20) << "RGWRados::" << __func__ << " currently processing " << | |
8354 | dirent.key << " from shard " << tracker.shard_idx << dendl; | |
8355 | ||
8356 | const bool force_check = | |
8357 | force_check_filter && force_check_filter(dirent.key.name); | |
8358 | ||
8359 | if ((!dirent.exists && | |
8360 | !dirent.is_delete_marker() && | |
8361 | !dirent.is_common_prefix()) || | |
3efd9988 FG |
8362 | !dirent.pending_map.empty() || |
8363 | force_check) { | |
9f95a23c TL |
8364 | /* there are uncommitted ops. We need to check the current |
8365 | * state, and if the tags are old we need to do clean-up as | |
8366 | * well. */ | |
7c673cae | 8367 | librados::IoCtx sub_ctx; |
9f95a23c | 8368 | sub_ctx.dup(ioctx); |
1adf2230 | 8369 | r = check_disk_state(sub_ctx, bucket_info, dirent, dirent, |
9f95a23c | 8370 | updates[tracker.oid_name], y); |
7c673cae | 8371 | if (r < 0 && r != -ENOENT) { |
9f95a23c | 8372 | return r; |
7c673cae | 8373 | } |
eafe8130 | 8374 | } else { |
9f95a23c | 8375 | r = 0; |
7c673cae | 8376 | } |
9f95a23c | 8377 | |
7c673cae | 8378 | if (r >= 0) { |
9f95a23c | 8379 | ldout(cct, 10) << "RGWRados::" << __func__ << ": got " << |
1adf2230 | 8380 | dirent.key.name << "[" << dirent.key.instance << "]" << dendl; |
7c673cae | 8381 | m[name] = std::move(dirent); |
e306af50 | 8382 | last_entry_visited = &(m[name]); |
7c673cae | 8383 | ++count; |
9f95a23c TL |
8384 | } else { |
8385 | ldout(cct, 10) << "RGWRados::" << __func__ << ": skipping " << | |
8386 | dirent.key.name << "[" << dirent.key.instance << "]" << dendl; | |
e306af50 | 8387 | last_entry_visited = &tracker.dir_entry(); |
7c673cae FG |
8388 | } |
8389 | ||
9f95a23c | 8390 | // refresh the candidates map |
7c673cae | 8391 | candidates.erase(candidates.begin()); |
9f95a23c TL |
8392 | tracker.advance(); |
8393 | ||
8394 | next_candidate(tracker, candidates, tracker_idx); | |
8395 | ||
8396 | if (tracker.at_end() && tracker.is_truncated()) { | |
8397 | // once we exhaust one shard that is truncated, we need to stop, | |
8398 | // as we cannot be certain that one of the next entries needs to | |
8399 | // come from that shard; S3 and swift protocols allow returning | |
8400 | // fewer than what was requested | |
8401 | break; | |
7c673cae | 8402 | } |
9f95a23c | 8403 | } // while we haven't provided requested # of result entries |
7c673cae | 8404 | |
9f95a23c TL |
8405 | // suggest updates if there are any |
8406 | for (auto& miter : updates) { | |
8407 | if (miter.second.length()) { | |
7c673cae | 8408 | ObjectWriteOperation o; |
9f95a23c | 8409 | cls_rgw_suggest_changes(o, miter.second); |
7c673cae | 8410 | // we don't care if we lose suggested updates, send them off blindly |
9f95a23c TL |
8411 | AioCompletion *c = |
8412 | librados::Rados::aio_create_completion(nullptr, nullptr); | |
8413 | ioctx.aio_operate(miter.first, c, &o); | |
1adf2230 | 8414 | c->release(); |
7c673cae | 8415 | } |
9f95a23c | 8416 | } // updates loop |
7c673cae | 8417 | |
9f95a23c TL |
8418 | // determine truncation by checking if all the returned entries are |
8419 | // consumed or not | |
8420 | *is_truncated = false; | |
8421 | for (const auto& t : results_trackers) { | |
8422 | if (!t.at_end() || t.is_truncated()) { | |
7c673cae | 8423 | *is_truncated = true; |
1adf2230 AA |
8424 | break; |
8425 | } | |
7c673cae | 8426 | } |
92f5a8d4 | 8427 | |
9f95a23c TL |
8428 | ldout(cct, 20) << "RGWRados::" << __func__ << |
8429 | ": returning, count=" << count << ", is_truncated=" << *is_truncated << | |
8430 | dendl; | |
8431 | ||
8432 | if (*is_truncated && count < num_entries) { | |
8433 | ldout(cct, 10) << "RGWRados::" << __func__ << | |
8434 | ": INFO requested " << num_entries << " entries but returning " << | |
8435 | count << ", which is truncated" << dendl; | |
8436 | } | |
8437 | ||
8438 | if (last_entry_visited != nullptr && last_entry) { | |
e306af50 | 8439 | *last_entry = last_entry_visited->key; |
9f95a23c TL |
8440 | ldout(cct, 20) << "RGWRados::" << __func__ << |
8441 | ": returning, last_entry=" << *last_entry << dendl; | |
8442 | } else { | |
8443 | ldout(cct, 20) << "RGWRados::" << __func__ << | |
8444 | ": returning, last_entry NOT SET" << dendl; | |
8445 | } | |
7c673cae FG |
8446 | |
8447 | return 0; | |
8448 | } | |
8449 | ||
1adf2230 AA |
8450 | |
8451 | int RGWRados::cls_bucket_list_unordered(RGWBucketInfo& bucket_info, | |
8452 | int shard_id, | |
9f95a23c | 8453 | const rgw_obj_index_key& start_after, |
1adf2230 AA |
8454 | const string& prefix, |
8455 | uint32_t num_entries, | |
8456 | bool list_versions, | |
8457 | std::vector<rgw_bucket_dir_entry>& ent_list, | |
8458 | bool *is_truncated, | |
8459 | rgw_obj_index_key *last_entry, | |
9f95a23c TL |
8460 | optional_yield y, |
8461 | check_filter_t force_check_filter) { | |
1adf2230 | 8462 | ldout(cct, 10) << "cls_bucket_list_unordered " << bucket_info.bucket << |
9f95a23c | 8463 | " start_after " << start_after.name << "[" << start_after.instance << |
1adf2230 AA |
8464 | "] num_entries " << num_entries << dendl; |
8465 | ||
9f95a23c | 8466 | ent_list.clear(); |
11fdf7f2 TL |
8467 | static MultipartMetaFilter multipart_meta_filter; |
8468 | ||
1adf2230 | 8469 | *is_truncated = false; |
9f95a23c | 8470 | RGWSI_RADOS::Pool index_pool; |
1adf2230 | 8471 | |
1adf2230 | 8472 | map<int, string> oids; |
9f95a23c | 8473 | int r = svc.bi_rados->open_bucket_index(bucket_info, shard_id, &index_pool, &oids, nullptr); |
1adf2230 AA |
8474 | if (r < 0) |
8475 | return r; | |
9f95a23c TL |
8476 | |
8477 | auto& ioctx = index_pool.ioctx(); | |
8478 | ||
1adf2230 AA |
8479 | const uint32_t num_shards = oids.size(); |
8480 | ||
9f95a23c | 8481 | rgw_obj_index_key marker = start_after; |
1adf2230 AA |
8482 | uint32_t current_shard; |
8483 | if (shard_id >= 0) { | |
8484 | current_shard = shard_id; | |
9f95a23c | 8485 | } else if (start_after.empty()) { |
1adf2230 AA |
8486 | current_shard = 0u; |
8487 | } else { | |
9f95a23c TL |
8488 | // at this point we have a marker (start_after) that has something |
8489 | // in it, so we need to get to the bucket shard index, so we can | |
11fdf7f2 TL |
8490 | // start reading from there |
8491 | ||
8492 | std::string key; | |
8493 | // test whether object name is a multipart meta name | |
9f95a23c | 8494 | if(! multipart_meta_filter.filter(start_after.name, key)) { |
11fdf7f2 TL |
8495 | // if multipart_meta_filter fails, must be "regular" (i.e., |
8496 | // unadorned) and the name is the key | |
9f95a23c | 8497 | key = start_after.name; |
11fdf7f2 TL |
8498 | } |
8499 | ||
8500 | // now convert the key (oid) to an rgw_obj_key since that will | |
8501 | // separate out the namespace, name, and instance | |
8502 | rgw_obj_key obj_key; | |
8503 | bool parsed = rgw_obj_key::parse_raw_oid(key, &obj_key); | |
8504 | if (!parsed) { | |
8505 | ldout(cct, 0) << | |
8506 | "ERROR: RGWRados::cls_bucket_list_unordered received an invalid " | |
9f95a23c | 8507 | "start marker: '" << start_after << "'" << dendl; |
11fdf7f2 TL |
8508 | return -EINVAL; |
8509 | } else if (obj_key.name.empty()) { | |
8510 | // if the name is empty that means the object name came in with | |
8511 | // a namespace only, and therefore we need to start our scan at | |
8512 | // the first bucket index shard | |
8513 | current_shard = 0u; | |
8514 | } else { | |
8515 | // so now we have the key used to compute the bucket index shard | |
8516 | // and can extract the specific shard from it | |
9f95a23c | 8517 | current_shard = svc.bi_rados->bucket_shard_index(obj_key.name, num_shards); |
11fdf7f2 | 8518 | } |
1adf2230 AA |
8519 | } |
8520 | ||
8521 | uint32_t count = 0u; | |
8522 | map<string, bufferlist> updates; | |
11fdf7f2 | 8523 | rgw_obj_index_key last_added_entry; |
1adf2230 AA |
8524 | while (count <= num_entries && |
8525 | ((shard_id >= 0 && current_shard == uint32_t(shard_id)) || | |
8526 | current_shard < num_shards)) { | |
81eedcae TL |
8527 | const std::string& oid = oids[current_shard]; |
8528 | rgw_cls_list_ret result; | |
8529 | ||
8530 | librados::ObjectReadOperation op; | |
9f95a23c TL |
8531 | string empty_delimiter; |
8532 | cls_rgw_bucket_list_op(op, marker, prefix, empty_delimiter, | |
8533 | num_entries, | |
81eedcae | 8534 | list_versions, &result); |
9f95a23c | 8535 | r = rgw_rados_operate(ioctx, oid, &op, nullptr, null_yield); |
1adf2230 AA |
8536 | if (r < 0) |
8537 | return r; | |
8538 | ||
1adf2230 AA |
8539 | for (auto& entry : result.dir.m) { |
8540 | rgw_bucket_dir_entry& dirent = entry.second; | |
8541 | ||
8542 | bool force_check = force_check_filter && | |
8543 | force_check_filter(dirent.key.name); | |
8544 | if ((!dirent.exists && !dirent.is_delete_marker()) || | |
8545 | !dirent.pending_map.empty() || | |
8546 | force_check) { | |
8547 | /* there are uncommitted ops. We need to check the current state, | |
8548 | * and if the tags are old we need to do cleanup as well. */ | |
8549 | librados::IoCtx sub_ctx; | |
9f95a23c TL |
8550 | sub_ctx.dup(ioctx); |
8551 | r = check_disk_state(sub_ctx, bucket_info, dirent, dirent, updates[oid], y); | |
1adf2230 AA |
8552 | if (r < 0 && r != -ENOENT) { |
8553 | return r; | |
8554 | } | |
eafe8130 TL |
8555 | } else { |
8556 | r = 0; | |
1adf2230 AA |
8557 | } |
8558 | ||
8559 | // at this point either r >=0 or r == -ENOENT | |
8560 | if (r >= 0) { // i.e., if r != -ENOENT | |
8561 | ldout(cct, 10) << "RGWRados::cls_bucket_list_unordered: got " << | |
8562 | dirent.key.name << "[" << dirent.key.instance << "]" << dendl; | |
8563 | ||
8564 | if (count < num_entries) { | |
11fdf7f2 | 8565 | marker = last_added_entry = dirent.key; // double assign |
1adf2230 AA |
8566 | ent_list.emplace_back(std::move(dirent)); |
8567 | ++count; | |
8568 | } else { | |
8569 | *is_truncated = true; | |
8570 | goto check_updates; | |
8571 | } | |
8572 | } else { // r == -ENOENT | |
8573 | // in the case of -ENOENT, make sure we're advancing marker | |
8574 | // for possible next call to CLSRGWIssueBucketList | |
11fdf7f2 | 8575 | marker = dirent.key; |
1adf2230 AA |
8576 | } |
8577 | } // entry for loop | |
8578 | ||
8579 | if (!result.is_truncated) { | |
8580 | // if we reached the end of the shard read next shard | |
8581 | ++current_shard; | |
11fdf7f2 | 8582 | marker = rgw_obj_index_key(); |
1adf2230 AA |
8583 | } |
8584 | } // shard loop | |
8585 | ||
8586 | check_updates: | |
11fdf7f2 | 8587 | |
1adf2230 AA |
8588 | // suggest updates if there is any |
8589 | map<string, bufferlist>::iterator miter = updates.begin(); | |
8590 | for (; miter != updates.end(); ++miter) { | |
8591 | if (miter->second.length()) { | |
8592 | ObjectWriteOperation o; | |
8593 | cls_rgw_suggest_changes(o, miter->second); | |
8594 | // we don't care if we lose suggested updates, send them off blindly | |
9f95a23c TL |
8595 | AioCompletion *c = librados::Rados::aio_create_completion(nullptr, nullptr); |
8596 | ioctx.aio_operate(miter->first, c, &o); | |
1adf2230 AA |
8597 | c->release(); |
8598 | } | |
8599 | } | |
8600 | ||
8601 | if (last_entry && !ent_list.empty()) { | |
8602 | *last_entry = last_added_entry; | |
8603 | } | |
8604 | ||
8605 | return 0; | |
11fdf7f2 | 8606 | } // RGWRados::cls_bucket_list_unordered |
1adf2230 AA |
8607 | |
8608 | ||
8609 | int RGWRados::cls_obj_usage_log_add(const string& oid, | |
8610 | rgw_usage_log_info& info) | |
7c673cae | 8611 | { |
11fdf7f2 | 8612 | rgw_raw_obj obj(svc.zone->get_zone_params().usage_log_pool, oid); |
7c673cae FG |
8613 | |
8614 | rgw_rados_ref ref; | |
224ce89b | 8615 | int r = get_raw_obj_ref(obj, &ref); |
7c673cae FG |
8616 | if (r < 0) { |
8617 | return r; | |
8618 | } | |
8619 | ||
8620 | ObjectWriteOperation op; | |
8621 | cls_rgw_usage_log_add(op, info); | |
8622 | ||
9f95a23c | 8623 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); |
7c673cae FG |
8624 | return r; |
8625 | } | |
8626 | ||
11fdf7f2 TL |
8627 | int RGWRados::cls_obj_usage_log_read(const string& oid, const string& user, const string& bucket, |
8628 | uint64_t start_epoch, uint64_t end_epoch, uint32_t max_entries, | |
8629 | string& read_iter, map<rgw_user_bucket, rgw_usage_log_entry>& usage, | |
8630 | bool *is_truncated) | |
7c673cae | 8631 | { |
11fdf7f2 | 8632 | rgw_raw_obj obj(svc.zone->get_zone_params().usage_log_pool, oid); |
7c673cae FG |
8633 | |
8634 | rgw_rados_ref ref; | |
224ce89b | 8635 | int r = get_raw_obj_ref(obj, &ref); |
7c673cae FG |
8636 | if (r < 0) { |
8637 | return r; | |
8638 | } | |
8639 | ||
8640 | *is_truncated = false; | |
8641 | ||
9f95a23c | 8642 | r = cls_rgw_usage_log_read(ref.pool.ioctx(), ref.obj.oid, user, bucket, start_epoch, end_epoch, |
7c673cae FG |
8643 | max_entries, read_iter, usage, is_truncated); |
8644 | ||
8645 | return r; | |
8646 | } | |
8647 | ||
9f95a23c TL |
8648 | static int cls_rgw_usage_log_trim_repeat(rgw_rados_ref ref, const string& user, const string& bucket, uint64_t start_epoch, uint64_t end_epoch) |
8649 | { | |
8650 | bool done = false; | |
8651 | do { | |
8652 | librados::ObjectWriteOperation op; | |
8653 | cls_rgw_usage_log_trim(op, user, bucket, start_epoch, end_epoch); | |
8654 | int r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); | |
8655 | if (r == -ENODATA) | |
8656 | done = true; | |
8657 | else if (r < 0) | |
8658 | return r; | |
8659 | } while (!done); | |
8660 | ||
8661 | return 0; | |
8662 | } | |
8663 | ||
11fdf7f2 TL |
8664 | int RGWRados::cls_obj_usage_log_trim(const string& oid, const string& user, const string& bucket, |
8665 | uint64_t start_epoch, uint64_t end_epoch) | |
7c673cae | 8666 | { |
11fdf7f2 | 8667 | rgw_raw_obj obj(svc.zone->get_zone_params().usage_log_pool, oid); |
7c673cae FG |
8668 | |
8669 | rgw_rados_ref ref; | |
224ce89b | 8670 | int r = get_raw_obj_ref(obj, &ref); |
7c673cae FG |
8671 | if (r < 0) { |
8672 | return r; | |
8673 | } | |
8674 | ||
9f95a23c | 8675 | r = cls_rgw_usage_log_trim_repeat(ref, user, bucket, start_epoch, end_epoch); |
11fdf7f2 TL |
8676 | return r; |
8677 | } | |
8678 | ||
8679 | int RGWRados::cls_obj_usage_log_clear(string& oid) | |
8680 | { | |
8681 | rgw_raw_obj obj(svc.zone->get_zone_params().usage_log_pool, oid); | |
8682 | ||
8683 | rgw_rados_ref ref; | |
8684 | int r = get_raw_obj_ref(obj, &ref); | |
8685 | if (r < 0) { | |
8686 | return r; | |
8687 | } | |
8688 | librados::ObjectWriteOperation op; | |
8689 | cls_rgw_usage_log_clear(op); | |
9f95a23c | 8690 | r = rgw_rados_operate(ref.pool.ioctx(), ref.obj.oid, &op, null_yield); |
7c673cae FG |
8691 | return r; |
8692 | } | |
8693 | ||
11fdf7f2 | 8694 | |
7c673cae FG |
8695 | int RGWRados::remove_objs_from_index(RGWBucketInfo& bucket_info, list<rgw_obj_index_key>& oid_list) |
8696 | { | |
9f95a23c | 8697 | RGWSI_RADOS::Pool index_pool; |
7c673cae FG |
8698 | string dir_oid; |
8699 | ||
11fdf7f2 | 8700 | uint8_t suggest_flag = (svc.zone->get_zone().log_data ? CEPH_RGW_DIR_SUGGEST_LOG_OP : 0); |
7c673cae | 8701 | |
9f95a23c | 8702 | int r = svc.bi_rados->open_bucket_index(bucket_info, &index_pool, &dir_oid); |
7c673cae FG |
8703 | if (r < 0) |
8704 | return r; | |
8705 | ||
8706 | bufferlist updates; | |
8707 | ||
8708 | for (auto iter = oid_list.begin(); iter != oid_list.end(); ++iter) { | |
8709 | rgw_bucket_dir_entry entry; | |
8710 | entry.key = *iter; | |
8711 | dout(2) << "RGWRados::remove_objs_from_index bucket=" << bucket_info.bucket << " obj=" << entry.key.name << ":" << entry.key.instance << dendl; | |
8712 | entry.ver.epoch = (uint64_t)-1; // ULLONG_MAX, needed to that objclass doesn't skip out request | |
8713 | updates.append(CEPH_RGW_REMOVE | suggest_flag); | |
11fdf7f2 | 8714 | encode(entry, updates); |
7c673cae FG |
8715 | } |
8716 | ||
8717 | bufferlist out; | |
8718 | ||
9f95a23c | 8719 | r = index_pool.ioctx().exec(dir_oid, RGW_CLASS, RGW_DIR_SUGGEST_CHANGES, updates, out); |
7c673cae FG |
8720 | |
8721 | return r; | |
8722 | } | |
8723 | ||
8724 | int RGWRados::check_disk_state(librados::IoCtx io_ctx, | |
8725 | const RGWBucketInfo& bucket_info, | |
8726 | rgw_bucket_dir_entry& list_state, | |
8727 | rgw_bucket_dir_entry& object, | |
9f95a23c TL |
8728 | bufferlist& suggested_updates, |
8729 | optional_yield y) | |
7c673cae FG |
8730 | { |
8731 | const rgw_bucket& bucket = bucket_info.bucket; | |
11fdf7f2 | 8732 | uint8_t suggest_flag = (svc.zone->get_zone().log_data ? CEPH_RGW_DIR_SUGGEST_LOG_OP : 0); |
7c673cae FG |
8733 | |
8734 | std::string loc; | |
8735 | ||
8736 | rgw_obj obj(bucket, list_state.key); | |
8737 | ||
8738 | string oid; | |
8739 | get_obj_bucket_and_oid_loc(obj, oid, loc); | |
8740 | ||
8741 | if (loc != list_state.locator) { | |
8742 | ldout(cct, 0) << "WARNING: generated locator (" << loc << ") is different from listed locator (" << list_state.locator << ")" << dendl; | |
8743 | } | |
8744 | ||
8745 | io_ctx.locator_set_key(list_state.locator); | |
8746 | ||
8747 | RGWObjState *astate = NULL; | |
9f95a23c TL |
8748 | RGWObjectCtx rctx(this->store); |
8749 | int r = get_obj_state(&rctx, bucket_info, obj, &astate, false, y); | |
7c673cae FG |
8750 | if (r < 0) |
8751 | return r; | |
8752 | ||
8753 | list_state.pending_map.clear(); // we don't need this and it inflates size | |
9f95a23c | 8754 | if (!list_state.is_delete_marker() && !astate->exists) { |
7c673cae FG |
8755 | /* object doesn't exist right now -- hopefully because it's |
8756 | * marked as !exists and got deleted */ | |
8757 | if (list_state.exists) { | |
8758 | /* FIXME: what should happen now? Work out if there are any | |
8759 | * non-bad ways this could happen (there probably are, but annoying | |
8760 | * to handle!) */ | |
8761 | } | |
8762 | // encode a suggested removal of that key | |
8763 | list_state.ver.epoch = io_ctx.get_last_version(); | |
8764 | list_state.ver.pool = io_ctx.get_id(); | |
8765 | cls_rgw_encode_suggestion(CEPH_RGW_REMOVE, list_state, suggested_updates); | |
8766 | return -ENOENT; | |
8767 | } | |
8768 | ||
8769 | string etag; | |
8770 | string content_type; | |
8771 | ACLOwner owner; | |
8772 | ||
8773 | object.meta.size = astate->size; | |
8774 | object.meta.accounted_size = astate->accounted_size; | |
8775 | object.meta.mtime = astate->mtime; | |
8776 | ||
8777 | map<string, bufferlist>::iterator iter = astate->attrset.find(RGW_ATTR_ETAG); | |
8778 | if (iter != astate->attrset.end()) { | |
11fdf7f2 | 8779 | etag = rgw_bl_str(iter->second); |
7c673cae FG |
8780 | } |
8781 | iter = astate->attrset.find(RGW_ATTR_CONTENT_TYPE); | |
8782 | if (iter != astate->attrset.end()) { | |
11fdf7f2 | 8783 | content_type = rgw_bl_str(iter->second); |
7c673cae FG |
8784 | } |
8785 | iter = astate->attrset.find(RGW_ATTR_ACL); | |
8786 | if (iter != astate->attrset.end()) { | |
8787 | r = decode_policy(iter->second, &owner); | |
8788 | if (r < 0) { | |
8789 | dout(0) << "WARNING: could not decode policy for object: " << obj << dendl; | |
8790 | } | |
8791 | } | |
8792 | ||
9f95a23c | 8793 | if (astate->manifest) { |
7c673cae | 8794 | RGWObjManifest::obj_iterator miter; |
9f95a23c | 8795 | RGWObjManifest& manifest = *astate->manifest; |
7c673cae FG |
8796 | for (miter = manifest.obj_begin(); miter != manifest.obj_end(); ++miter) { |
8797 | const rgw_raw_obj& raw_loc = miter.get_location().get_raw_obj(this); | |
8798 | rgw_obj loc; | |
9f95a23c | 8799 | RGWSI_Tier_RADOS::raw_obj_to_obj(manifest.get_obj().bucket, raw_loc, &loc); |
7c673cae FG |
8800 | |
8801 | if (loc.key.ns == RGW_OBJ_NS_MULTIPART) { | |
8802 | dout(10) << "check_disk_state(): removing manifest part from index: " << loc << dendl; | |
494da23a | 8803 | r = delete_obj_index(loc, astate->mtime); |
7c673cae FG |
8804 | if (r < 0) { |
8805 | dout(0) << "WARNING: delete_obj_index() returned r=" << r << dendl; | |
8806 | } | |
8807 | } | |
8808 | } | |
8809 | } | |
8810 | ||
8811 | object.meta.etag = etag; | |
8812 | object.meta.content_type = content_type; | |
8813 | object.meta.owner = owner.get_id().to_str(); | |
8814 | object.meta.owner_display_name = owner.get_display_name(); | |
8815 | ||
8816 | // encode suggested updates | |
8817 | list_state.ver.pool = io_ctx.get_id(); | |
8818 | list_state.ver.epoch = astate->epoch; | |
8819 | list_state.meta.size = object.meta.size; | |
8820 | list_state.meta.accounted_size = object.meta.accounted_size; | |
8821 | list_state.meta.mtime = object.meta.mtime; | |
8822 | list_state.meta.category = main_category; | |
8823 | list_state.meta.etag = etag; | |
8824 | list_state.meta.content_type = content_type; | |
8825 | if (astate->obj_tag.length() > 0) | |
8826 | list_state.tag = astate->obj_tag.c_str(); | |
8827 | list_state.meta.owner = owner.get_id().to_str(); | |
8828 | list_state.meta.owner_display_name = owner.get_display_name(); | |
8829 | ||
8830 | list_state.exists = true; | |
8831 | cls_rgw_encode_suggestion(CEPH_RGW_UPDATE | suggest_flag, list_state, suggested_updates); | |
8832 | return 0; | |
8833 | } | |
8834 | ||
a8e16298 | 8835 | int RGWRados::cls_bucket_head(const RGWBucketInfo& bucket_info, int shard_id, vector<rgw_bucket_dir_header>& headers, map<int, string> *bucket_instance_ids) |
7c673cae | 8836 | { |
9f95a23c | 8837 | RGWSI_RADOS::Pool index_pool; |
7c673cae FG |
8838 | map<int, string> oids; |
8839 | map<int, struct rgw_cls_list_ret> list_results; | |
9f95a23c TL |
8840 | int r = svc.bi_rados->open_bucket_index(bucket_info, shard_id, &index_pool, &oids, bucket_instance_ids); |
8841 | if (r < 0) { | |
8842 | ldout(cct, 20) << "cls_bucket_head: open_bucket_index() returned " | |
8843 | << r << dendl; | |
7c673cae | 8844 | return r; |
9f95a23c | 8845 | } |
7c673cae | 8846 | |
9f95a23c TL |
8847 | r = CLSRGWIssueGetDirHeader(index_pool.ioctx(), oids, list_results, cct->_conf->rgw_bucket_index_max_aio)(); |
8848 | if (r < 0) { | |
8849 | ldout(cct, 20) << "cls_bucket_head: CLSRGWIssueGetDirHeader() returned " | |
8850 | << r << dendl; | |
7c673cae | 8851 | return r; |
9f95a23c | 8852 | } |
7c673cae FG |
8853 | |
8854 | map<int, struct rgw_cls_list_ret>::iterator iter = list_results.begin(); | |
8855 | for(; iter != list_results.end(); ++iter) { | |
a8e16298 | 8856 | headers.push_back(std::move(iter->second.dir.header)); |
7c673cae FG |
8857 | } |
8858 | return 0; | |
8859 | } | |
8860 | ||
8861 | int RGWRados::cls_bucket_head_async(const RGWBucketInfo& bucket_info, int shard_id, RGWGetDirHeader_CB *ctx, int *num_aio) | |
8862 | { | |
9f95a23c | 8863 | RGWSI_RADOS::Pool index_pool; |
7c673cae | 8864 | map<int, string> bucket_objs; |
9f95a23c | 8865 | int r = svc.bi_rados->open_bucket_index(bucket_info, shard_id, &index_pool, &bucket_objs, nullptr); |
7c673cae FG |
8866 | if (r < 0) |
8867 | return r; | |
8868 | ||
8869 | map<int, string>::iterator iter = bucket_objs.begin(); | |
8870 | for (; iter != bucket_objs.end(); ++iter) { | |
9f95a23c | 8871 | r = cls_rgw_get_dir_header_async(index_pool.ioctx(), iter->second, static_cast<RGWGetDirHeader_CB*>(ctx->get())); |
7c673cae FG |
8872 | if (r < 0) { |
8873 | ctx->put(); | |
8874 | break; | |
8875 | } else { | |
8876 | (*num_aio)++; | |
8877 | } | |
8878 | } | |
8879 | return r; | |
8880 | } | |
8881 | ||
9f95a23c TL |
8882 | int RGWRados::check_bucket_shards(const RGWBucketInfo& bucket_info, |
8883 | const rgw_bucket& bucket, | |
8884 | uint64_t num_objs) | |
31f18b77 | 8885 | { |
11fdf7f2 | 8886 | if (! cct->_conf.get_val<bool>("rgw_dynamic_resharding")) { |
31f18b77 FG |
8887 | return 0; |
8888 | } | |
8889 | ||
8890 | bool need_resharding = false; | |
9f95a23c TL |
8891 | uint32_t num_source_shards = |
8892 | (bucket_info.num_shards > 0 ? bucket_info.num_shards : 1); | |
8893 | const uint32_t max_dynamic_shards = | |
8894 | uint32_t(cct->_conf.get_val<uint64_t>("rgw_max_dynamic_shards")); | |
8895 | ||
8896 | if (num_source_shards >= max_dynamic_shards) { | |
8897 | return 0; | |
8898 | } | |
31f18b77 | 8899 | |
9f95a23c | 8900 | uint32_t suggested_num_shards = 0; |
11fdf7f2 TL |
8901 | const uint64_t max_objs_per_shard = |
8902 | cct->_conf.get_val<uint64_t>("rgw_max_objs_per_shard"); | |
9f95a23c TL |
8903 | |
8904 | quota_handler->check_bucket_shards(max_objs_per_shard, num_source_shards, | |
8905 | num_objs, need_resharding, &suggested_num_shards); | |
8906 | if (! need_resharding) { | |
8907 | return 0; | |
31f18b77 FG |
8908 | } |
8909 | ||
9f95a23c TL |
8910 | const uint32_t final_num_shards = |
8911 | RGWBucketReshard::get_preferred_shards(suggested_num_shards, | |
8912 | max_dynamic_shards); | |
8913 | // final verification, so we don't reduce number of shards | |
8914 | if (final_num_shards <= num_source_shards) { | |
8915 | return 0; | |
31f18b77 FG |
8916 | } |
8917 | ||
9f95a23c TL |
8918 | ldout(cct, 20) << "RGWRados::" << __func__ << " bucket " << bucket.name << |
8919 | " needs resharding; current num shards " << bucket_info.num_shards << | |
8920 | "; new num shards " << final_num_shards << " (suggested " << | |
8921 | suggested_num_shards << ")" << dendl; | |
8922 | ||
8923 | return add_bucket_to_reshard(bucket_info, final_num_shards); | |
31f18b77 FG |
8924 | } |
8925 | ||
8926 | int RGWRados::add_bucket_to_reshard(const RGWBucketInfo& bucket_info, uint32_t new_num_shards) | |
8927 | { | |
9f95a23c | 8928 | RGWReshard reshard(this->store); |
31f18b77 FG |
8929 | |
8930 | uint32_t num_source_shards = (bucket_info.num_shards > 0 ? bucket_info.num_shards : 1); | |
8931 | ||
11fdf7f2 | 8932 | new_num_shards = std::min(new_num_shards, get_max_bucket_shards()); |
31f18b77 FG |
8933 | if (new_num_shards <= num_source_shards) { |
8934 | ldout(cct, 20) << "not resharding bucket name=" << bucket_info.bucket.name << ", orig_num=" << num_source_shards << ", new_num_shards=" << new_num_shards << dendl; | |
8935 | return 0; | |
8936 | } | |
8937 | ||
8938 | cls_rgw_reshard_entry entry; | |
8939 | entry.time = real_clock::now(); | |
8940 | entry.tenant = bucket_info.owner.tenant; | |
8941 | entry.bucket_name = bucket_info.bucket.name; | |
8942 | entry.bucket_id = bucket_info.bucket.bucket_id; | |
8943 | entry.old_num_shards = num_source_shards; | |
8944 | entry.new_num_shards = new_num_shards; | |
8945 | ||
8946 | return reshard.add(entry); | |
8947 | } | |
8948 | ||
7c673cae | 8949 | int RGWRados::check_quota(const rgw_user& bucket_owner, rgw_bucket& bucket, |
11fdf7f2 | 8950 | RGWQuotaInfo& user_quota, RGWQuotaInfo& bucket_quota, uint64_t obj_size, bool check_size_only) |
7c673cae | 8951 | { |
11fdf7f2 TL |
8952 | // if we only check size, then num_objs will set to 0 |
8953 | if(check_size_only) | |
8954 | return quota_handler->check_quota(bucket_owner, bucket, user_quota, bucket_quota, 0, obj_size); | |
8955 | ||
7c673cae FG |
8956 | return quota_handler->check_quota(bucket_owner, bucket, user_quota, bucket_quota, 1, obj_size); |
8957 | } | |
8958 | ||
11fdf7f2 TL |
8959 | int RGWRados::get_target_shard_id(const RGWBucketInfo& bucket_info, const string& obj_key, |
8960 | int *shard_id) | |
7c673cae | 8961 | { |
11fdf7f2 TL |
8962 | int r = 0; |
8963 | switch (bucket_info.bucket_index_shard_hash_type) { | |
8964 | case RGWBucketInfo::MOD: | |
8965 | if (!bucket_info.num_shards) { | |
8966 | if (shard_id) { | |
8967 | *shard_id = -1; | |
8968 | } | |
8969 | } else { | |
9f95a23c | 8970 | uint32_t sid = svc.bi_rados->bucket_shard_index(obj_key, bucket_info.num_shards); |
11fdf7f2 TL |
8971 | if (shard_id) { |
8972 | *shard_id = (int)sid; | |
8973 | } | |
8974 | } | |
8975 | break; | |
8976 | default: | |
8977 | r = -ENOTSUP; | |
7c673cae | 8978 | } |
11fdf7f2 | 8979 | return r; |
7c673cae FG |
8980 | } |
8981 | ||
7c673cae FG |
8982 | uint64_t RGWRados::instance_id() |
8983 | { | |
8984 | return get_rados_handle()->get_instance_id(); | |
8985 | } | |
8986 | ||
8987 | uint64_t RGWRados::next_bucket_id() | |
8988 | { | |
9f95a23c | 8989 | std::lock_guard l{bucket_id_lock}; |
7c673cae FG |
8990 | return ++max_bucket_id; |
8991 | } | |
8992 | ||
7c673cae FG |
8993 | librados::Rados* RGWRados::get_rados_handle() |
8994 | { | |
494da23a | 8995 | return &rados; |
7c673cae FG |
8996 | } |
8997 | ||
8998 | int RGWRados::delete_raw_obj_aio(const rgw_raw_obj& obj, list<librados::AioCompletion *>& handles) | |
8999 | { | |
9000 | rgw_rados_ref ref; | |
9001 | int ret = get_raw_obj_ref(obj, &ref); | |
9002 | if (ret < 0) { | |
9003 | lderr(cct) << "ERROR: failed to get obj ref with ret=" << ret << dendl; | |
9004 | return ret; | |
9005 | } | |
9006 | ||
9007 | ObjectWriteOperation op; | |
9008 | list<string> prefixes; | |
9009 | cls_rgw_remove_obj(op, prefixes); | |
9010 | ||
9f95a23c TL |
9011 | AioCompletion *c = librados::Rados::aio_create_completion(nullptr, nullptr); |
9012 | ret = ref.pool.ioctx().aio_operate(ref.obj.oid, c, &op); | |
7c673cae FG |
9013 | if (ret < 0) { |
9014 | lderr(cct) << "ERROR: AioOperate failed with ret=" << ret << dendl; | |
9015 | c->release(); | |
9016 | return ret; | |
9017 | } | |
9018 | ||
9019 | handles.push_back(c); | |
9020 | ||
9021 | return 0; | |
9022 | } | |
9023 | ||
9024 | int RGWRados::delete_obj_aio(const rgw_obj& obj, | |
9025 | RGWBucketInfo& bucket_info, RGWObjState *astate, | |
9f95a23c TL |
9026 | list<librados::AioCompletion *>& handles, bool keep_index_consistent, |
9027 | optional_yield y) | |
7c673cae FG |
9028 | { |
9029 | rgw_rados_ref ref; | |
9030 | int ret = get_obj_head_ref(bucket_info, obj, &ref); | |
9031 | if (ret < 0) { | |
9032 | lderr(cct) << "ERROR: failed to get obj ref with ret=" << ret << dendl; | |
9033 | return ret; | |
9034 | } | |
9035 | ||
9036 | if (keep_index_consistent) { | |
9037 | RGWRados::Bucket bop(this, bucket_info); | |
9038 | RGWRados::Bucket::UpdateIndex index_op(&bop, obj); | |
9039 | ||
9f95a23c | 9040 | ret = index_op.prepare(CLS_RGW_OP_DEL, &astate->write_tag, y); |
7c673cae FG |
9041 | if (ret < 0) { |
9042 | lderr(cct) << "ERROR: failed to prepare index op with ret=" << ret << dendl; | |
9043 | return ret; | |
9044 | } | |
9045 | } | |
9046 | ||
9047 | ObjectWriteOperation op; | |
9048 | list<string> prefixes; | |
9049 | cls_rgw_remove_obj(op, prefixes); | |
9050 | ||
9f95a23c TL |
9051 | AioCompletion *c = librados::Rados::aio_create_completion(nullptr, nullptr); |
9052 | ret = ref.pool.ioctx().aio_operate(ref.obj.oid, c, &op); | |
7c673cae FG |
9053 | if (ret < 0) { |
9054 | lderr(cct) << "ERROR: AioOperate failed with ret=" << ret << dendl; | |
9055 | c->release(); | |
9056 | return ret; | |
9057 | } | |
9058 | ||
9059 | handles.push_back(c); | |
9060 | ||
9061 | if (keep_index_consistent) { | |
494da23a | 9062 | ret = delete_obj_index(obj, astate->mtime); |
7c673cae FG |
9063 | if (ret < 0) { |
9064 | lderr(cct) << "ERROR: failed to delete obj index with ret=" << ret << dendl; | |
9065 | return ret; | |
9066 | } | |
9067 | } | |
9068 | return ret; | |
9069 | } |