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7c673cae FG |
1 | #include <boost/utility/string_ref.hpp> |
2 | ||
3 | #include "common/ceph_json.h" | |
4 | #include "common/RWLock.h" | |
5 | #include "common/RefCountedObj.h" | |
6 | #include "common/WorkQueue.h" | |
7 | #include "common/Throttle.h" | |
8 | #include "common/errno.h" | |
9 | ||
10 | #include "rgw_common.h" | |
11 | #include "rgw_rados.h" | |
12 | #include "rgw_sync.h" | |
13 | #include "rgw_data_sync.h" | |
14 | #include "rgw_rest_conn.h" | |
15 | #include "rgw_cr_rados.h" | |
16 | #include "rgw_cr_rest.h" | |
17 | #include "rgw_http_client.h" | |
18 | #include "rgw_bucket.h" | |
19 | #include "rgw_metadata.h" | |
7c673cae | 20 | #include "rgw_sync_module.h" |
b32b8144 | 21 | #include "rgw_sync_log_trim.h" |
7c673cae FG |
22 | |
23 | #include "cls/lock/cls_lock_client.h" | |
24 | ||
31f18b77 FG |
25 | #include "auth/Crypto.h" |
26 | ||
27 | #include <boost/asio/yield.hpp> | |
28 | ||
7c673cae FG |
29 | #define dout_subsys ceph_subsys_rgw |
30 | ||
31 | #undef dout_prefix | |
32 | #define dout_prefix (*_dout << "data sync: ") | |
33 | ||
34 | static string datalog_sync_status_oid_prefix = "datalog.sync-status"; | |
35 | static string datalog_sync_status_shard_prefix = "datalog.sync-status.shard"; | |
36 | static string datalog_sync_full_sync_index_prefix = "data.full-sync.index"; | |
37 | static string bucket_status_oid_prefix = "bucket.sync-status"; | |
38 | ||
39 | class RGWSyncDebugLogger { | |
40 | CephContext *cct; | |
41 | string prefix; | |
42 | ||
43 | bool ended; | |
44 | ||
45 | public: | |
46 | RGWSyncDebugLogger(CephContext *_cct, const string& source_zone, | |
47 | const string& sync_type, const string& sync_stage, | |
48 | const string& resource, bool log_start = true) { | |
49 | init(_cct, source_zone, sync_type, sync_stage, resource, log_start); | |
50 | } | |
51 | RGWSyncDebugLogger() : cct(NULL), ended(false) {} | |
52 | ~RGWSyncDebugLogger(); | |
53 | ||
54 | void init(CephContext *_cct, const string& source_zone, | |
55 | const string& sync_type, const string& sync_stage, | |
56 | const string& resource, bool log_start = true); | |
57 | void log(const string& state); | |
58 | void finish(int status); | |
59 | }; | |
60 | ||
61 | void RGWSyncDebugLogger::init(CephContext *_cct, const string& source_zone, | |
62 | const string& sync_type, const string& sync_section, | |
63 | const string& resource, bool log_start) | |
64 | { | |
65 | cct = _cct; | |
66 | ended = false; | |
67 | string zone_str = source_zone.substr(0, 8); | |
68 | prefix = "Sync:" + zone_str + ":" + sync_type + ":" + sync_section + ":" + resource; | |
69 | if (log_start) { | |
70 | log("start"); | |
71 | } | |
72 | } | |
73 | ||
74 | RGWSyncDebugLogger::~RGWSyncDebugLogger() | |
75 | { | |
76 | if (!ended) { | |
77 | log("finish"); | |
78 | } | |
79 | } | |
80 | ||
81 | void RGWSyncDebugLogger::log(const string& state) | |
82 | { | |
83 | ldout(cct, 5) << prefix << ":" << state << dendl; | |
84 | } | |
85 | ||
86 | void RGWSyncDebugLogger::finish(int status) | |
87 | { | |
88 | ended = true; | |
89 | ldout(cct, 5) << prefix << ":" << "finish r=" << status << dendl; | |
90 | } | |
91 | ||
92 | class RGWDataSyncDebugLogger : public RGWSyncDebugLogger { | |
93 | public: | |
94 | RGWDataSyncDebugLogger() {} | |
95 | RGWDataSyncDebugLogger(RGWDataSyncEnv *sync_env, const string& sync_section, | |
96 | const string& resource, bool log_start = true) { | |
97 | init(sync_env, sync_section, resource, log_start); | |
98 | } | |
99 | void init(RGWDataSyncEnv *sync_env, const string& sync_section, | |
100 | const string& resource, bool log_start = true) { | |
101 | RGWSyncDebugLogger::init(sync_env->cct, sync_env->source_zone, "data", sync_section, resource, log_start); | |
102 | } | |
103 | ||
104 | }; | |
105 | ||
106 | void rgw_datalog_info::decode_json(JSONObj *obj) { | |
107 | JSONDecoder::decode_json("num_objects", num_shards, obj); | |
108 | } | |
109 | ||
110 | void rgw_datalog_entry::decode_json(JSONObj *obj) { | |
111 | JSONDecoder::decode_json("key", key, obj); | |
112 | utime_t ut; | |
113 | JSONDecoder::decode_json("timestamp", ut, obj); | |
114 | timestamp = ut.to_real_time(); | |
115 | } | |
116 | ||
117 | void rgw_datalog_shard_data::decode_json(JSONObj *obj) { | |
118 | JSONDecoder::decode_json("marker", marker, obj); | |
119 | JSONDecoder::decode_json("truncated", truncated, obj); | |
120 | JSONDecoder::decode_json("entries", entries, obj); | |
121 | }; | |
122 | ||
123 | class RGWReadDataSyncStatusMarkersCR : public RGWShardCollectCR { | |
124 | static constexpr int MAX_CONCURRENT_SHARDS = 16; | |
125 | ||
126 | RGWDataSyncEnv *env; | |
127 | const int num_shards; | |
128 | int shard_id{0};; | |
129 | ||
130 | map<uint32_t, rgw_data_sync_marker>& markers; | |
131 | ||
132 | public: | |
133 | RGWReadDataSyncStatusMarkersCR(RGWDataSyncEnv *env, int num_shards, | |
134 | map<uint32_t, rgw_data_sync_marker>& markers) | |
135 | : RGWShardCollectCR(env->cct, MAX_CONCURRENT_SHARDS), | |
136 | env(env), num_shards(num_shards), markers(markers) | |
137 | {} | |
138 | bool spawn_next() override; | |
139 | }; | |
140 | ||
141 | bool RGWReadDataSyncStatusMarkersCR::spawn_next() | |
142 | { | |
143 | if (shard_id >= num_shards) { | |
144 | return false; | |
145 | } | |
146 | using CR = RGWSimpleRadosReadCR<rgw_data_sync_marker>; | |
147 | spawn(new CR(env->async_rados, env->store, | |
148 | rgw_raw_obj(env->store->get_zone_params().log_pool, RGWDataSyncStatusManager::shard_obj_name(env->source_zone, shard_id)), | |
149 | &markers[shard_id]), | |
150 | false); | |
151 | shard_id++; | |
152 | return true; | |
153 | } | |
154 | ||
28e407b8 AA |
155 | class RGWReadDataSyncRecoveringShardsCR : public RGWShardCollectCR { |
156 | static constexpr int MAX_CONCURRENT_SHARDS = 16; | |
157 | ||
158 | RGWDataSyncEnv *env; | |
159 | ||
160 | uint64_t max_entries; | |
161 | int num_shards; | |
162 | int shard_id{0};; | |
163 | ||
164 | string marker; | |
165 | map<int, std::set<std::string>> &entries_map; | |
166 | ||
167 | public: | |
168 | RGWReadDataSyncRecoveringShardsCR(RGWDataSyncEnv *env, uint64_t _max_entries, int _num_shards, | |
169 | map<int, std::set<std::string>>& _entries_map) | |
170 | : RGWShardCollectCR(env->cct, MAX_CONCURRENT_SHARDS), env(env), | |
171 | max_entries(_max_entries), num_shards(_num_shards), entries_map(_entries_map) | |
172 | {} | |
173 | bool spawn_next() override; | |
174 | }; | |
175 | ||
176 | bool RGWReadDataSyncRecoveringShardsCR::spawn_next() | |
177 | { | |
178 | if (shard_id > num_shards) | |
179 | return false; | |
180 | ||
181 | string error_oid = RGWDataSyncStatusManager::shard_obj_name(env->source_zone, shard_id) + ".retry"; | |
182 | spawn(new RGWRadosGetOmapKeysCR(env->store, rgw_raw_obj(env->store->get_zone_params().log_pool, error_oid), | |
183 | marker, &entries_map[shard_id], max_entries), false); | |
184 | ||
185 | ++shard_id; | |
186 | return true; | |
187 | } | |
188 | ||
7c673cae FG |
189 | class RGWReadDataSyncStatusCoroutine : public RGWCoroutine { |
190 | RGWDataSyncEnv *sync_env; | |
191 | rgw_data_sync_status *sync_status; | |
192 | ||
193 | public: | |
194 | RGWReadDataSyncStatusCoroutine(RGWDataSyncEnv *_sync_env, | |
195 | rgw_data_sync_status *_status) | |
196 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), sync_status(_status) | |
197 | {} | |
198 | int operate() override; | |
199 | }; | |
200 | ||
201 | int RGWReadDataSyncStatusCoroutine::operate() | |
202 | { | |
203 | reenter(this) { | |
204 | // read sync info | |
205 | using ReadInfoCR = RGWSimpleRadosReadCR<rgw_data_sync_info>; | |
206 | yield { | |
207 | bool empty_on_enoent = false; // fail on ENOENT | |
208 | call(new ReadInfoCR(sync_env->async_rados, sync_env->store, | |
209 | rgw_raw_obj(sync_env->store->get_zone_params().log_pool, RGWDataSyncStatusManager::sync_status_oid(sync_env->source_zone)), | |
210 | &sync_status->sync_info, empty_on_enoent)); | |
211 | } | |
212 | if (retcode < 0) { | |
213 | ldout(sync_env->cct, 4) << "failed to read sync status info with " | |
214 | << cpp_strerror(retcode) << dendl; | |
215 | return set_cr_error(retcode); | |
216 | } | |
217 | // read shard markers | |
218 | using ReadMarkersCR = RGWReadDataSyncStatusMarkersCR; | |
219 | yield call(new ReadMarkersCR(sync_env, sync_status->sync_info.num_shards, | |
220 | sync_status->sync_markers)); | |
221 | if (retcode < 0) { | |
222 | ldout(sync_env->cct, 4) << "failed to read sync status markers with " | |
223 | << cpp_strerror(retcode) << dendl; | |
224 | return set_cr_error(retcode); | |
225 | } | |
226 | return set_cr_done(); | |
227 | } | |
228 | return 0; | |
229 | } | |
230 | ||
231 | class RGWReadRemoteDataLogShardInfoCR : public RGWCoroutine { | |
232 | RGWDataSyncEnv *sync_env; | |
233 | ||
234 | RGWRESTReadResource *http_op; | |
235 | ||
236 | int shard_id; | |
237 | RGWDataChangesLogInfo *shard_info; | |
238 | ||
239 | public: | |
240 | RGWReadRemoteDataLogShardInfoCR(RGWDataSyncEnv *_sync_env, | |
241 | int _shard_id, RGWDataChangesLogInfo *_shard_info) : RGWCoroutine(_sync_env->cct), | |
242 | sync_env(_sync_env), | |
243 | http_op(NULL), | |
244 | shard_id(_shard_id), | |
245 | shard_info(_shard_info) { | |
246 | } | |
247 | ||
248 | ~RGWReadRemoteDataLogShardInfoCR() override { | |
249 | if (http_op) { | |
250 | http_op->put(); | |
251 | } | |
252 | } | |
253 | ||
254 | int operate() override { | |
255 | reenter(this) { | |
256 | yield { | |
257 | char buf[16]; | |
258 | snprintf(buf, sizeof(buf), "%d", shard_id); | |
259 | rgw_http_param_pair pairs[] = { { "type" , "data" }, | |
260 | { "id", buf }, | |
261 | { "info" , NULL }, | |
262 | { NULL, NULL } }; | |
263 | ||
264 | string p = "/admin/log/"; | |
265 | ||
266 | http_op = new RGWRESTReadResource(sync_env->conn, p, pairs, NULL, sync_env->http_manager); | |
267 | ||
268 | http_op->set_user_info((void *)stack); | |
269 | ||
270 | int ret = http_op->aio_read(); | |
271 | if (ret < 0) { | |
272 | ldout(sync_env->cct, 0) << "ERROR: failed to read from " << p << dendl; | |
273 | log_error() << "failed to send http operation: " << http_op->to_str() << " ret=" << ret << std::endl; | |
274 | return set_cr_error(ret); | |
275 | } | |
276 | ||
277 | return io_block(0); | |
278 | } | |
279 | yield { | |
280 | int ret = http_op->wait(shard_info); | |
281 | if (ret < 0) { | |
282 | return set_cr_error(ret); | |
283 | } | |
284 | return set_cr_done(); | |
285 | } | |
286 | } | |
287 | return 0; | |
288 | } | |
289 | }; | |
290 | ||
291 | struct read_remote_data_log_response { | |
292 | string marker; | |
293 | bool truncated; | |
294 | list<rgw_data_change_log_entry> entries; | |
295 | ||
296 | read_remote_data_log_response() : truncated(false) {} | |
297 | ||
298 | void decode_json(JSONObj *obj) { | |
299 | JSONDecoder::decode_json("marker", marker, obj); | |
300 | JSONDecoder::decode_json("truncated", truncated, obj); | |
301 | JSONDecoder::decode_json("entries", entries, obj); | |
302 | }; | |
303 | }; | |
304 | ||
305 | class RGWReadRemoteDataLogShardCR : public RGWCoroutine { | |
306 | RGWDataSyncEnv *sync_env; | |
307 | ||
308 | RGWRESTReadResource *http_op; | |
309 | ||
310 | int shard_id; | |
311 | string *pmarker; | |
312 | list<rgw_data_change_log_entry> *entries; | |
313 | bool *truncated; | |
314 | ||
315 | read_remote_data_log_response response; | |
316 | ||
317 | public: | |
318 | RGWReadRemoteDataLogShardCR(RGWDataSyncEnv *_sync_env, | |
319 | int _shard_id, string *_pmarker, list<rgw_data_change_log_entry> *_entries, bool *_truncated) : RGWCoroutine(_sync_env->cct), | |
320 | sync_env(_sync_env), | |
321 | http_op(NULL), | |
322 | shard_id(_shard_id), | |
323 | pmarker(_pmarker), | |
324 | entries(_entries), | |
325 | truncated(_truncated) { | |
326 | } | |
327 | ~RGWReadRemoteDataLogShardCR() override { | |
328 | if (http_op) { | |
329 | http_op->put(); | |
330 | } | |
331 | } | |
332 | ||
333 | int operate() override { | |
334 | reenter(this) { | |
335 | yield { | |
336 | char buf[16]; | |
337 | snprintf(buf, sizeof(buf), "%d", shard_id); | |
338 | rgw_http_param_pair pairs[] = { { "type" , "data" }, | |
339 | { "id", buf }, | |
340 | { "marker", pmarker->c_str() }, | |
341 | { "extra-info", "true" }, | |
342 | { NULL, NULL } }; | |
343 | ||
344 | string p = "/admin/log/"; | |
345 | ||
346 | http_op = new RGWRESTReadResource(sync_env->conn, p, pairs, NULL, sync_env->http_manager); | |
347 | ||
348 | http_op->set_user_info((void *)stack); | |
349 | ||
350 | int ret = http_op->aio_read(); | |
351 | if (ret < 0) { | |
352 | ldout(sync_env->cct, 0) << "ERROR: failed to read from " << p << dendl; | |
353 | log_error() << "failed to send http operation: " << http_op->to_str() << " ret=" << ret << std::endl; | |
354 | return set_cr_error(ret); | |
355 | } | |
356 | ||
357 | return io_block(0); | |
358 | } | |
359 | yield { | |
360 | int ret = http_op->wait(&response); | |
361 | if (ret < 0) { | |
362 | return set_cr_error(ret); | |
363 | } | |
364 | entries->clear(); | |
365 | entries->swap(response.entries); | |
366 | *pmarker = response.marker; | |
367 | *truncated = response.truncated; | |
368 | return set_cr_done(); | |
369 | } | |
370 | } | |
371 | return 0; | |
372 | } | |
373 | }; | |
374 | ||
375 | class RGWReadRemoteDataLogInfoCR : public RGWShardCollectCR { | |
376 | RGWDataSyncEnv *sync_env; | |
377 | ||
378 | int num_shards; | |
379 | map<int, RGWDataChangesLogInfo> *datalog_info; | |
380 | ||
381 | int shard_id; | |
382 | #define READ_DATALOG_MAX_CONCURRENT 10 | |
383 | ||
384 | public: | |
385 | RGWReadRemoteDataLogInfoCR(RGWDataSyncEnv *_sync_env, | |
386 | int _num_shards, | |
387 | map<int, RGWDataChangesLogInfo> *_datalog_info) : RGWShardCollectCR(_sync_env->cct, READ_DATALOG_MAX_CONCURRENT), | |
388 | sync_env(_sync_env), num_shards(_num_shards), | |
389 | datalog_info(_datalog_info), shard_id(0) {} | |
390 | bool spawn_next() override; | |
391 | }; | |
392 | ||
393 | bool RGWReadRemoteDataLogInfoCR::spawn_next() { | |
394 | if (shard_id >= num_shards) { | |
395 | return false; | |
396 | } | |
397 | spawn(new RGWReadRemoteDataLogShardInfoCR(sync_env, shard_id, &(*datalog_info)[shard_id]), false); | |
398 | shard_id++; | |
399 | return true; | |
400 | } | |
401 | ||
402 | class RGWListRemoteDataLogShardCR : public RGWSimpleCoroutine { | |
403 | RGWDataSyncEnv *sync_env; | |
404 | RGWRESTReadResource *http_op; | |
405 | ||
406 | int shard_id; | |
407 | string marker; | |
408 | uint32_t max_entries; | |
409 | rgw_datalog_shard_data *result; | |
410 | ||
411 | public: | |
412 | RGWListRemoteDataLogShardCR(RGWDataSyncEnv *env, int _shard_id, | |
413 | const string& _marker, uint32_t _max_entries, | |
414 | rgw_datalog_shard_data *_result) | |
415 | : RGWSimpleCoroutine(env->store->ctx()), sync_env(env), http_op(NULL), | |
416 | shard_id(_shard_id), marker(_marker), max_entries(_max_entries), result(_result) {} | |
417 | ||
418 | int send_request() override { | |
419 | RGWRESTConn *conn = sync_env->conn; | |
420 | RGWRados *store = sync_env->store; | |
421 | ||
422 | char buf[32]; | |
423 | snprintf(buf, sizeof(buf), "%d", shard_id); | |
424 | ||
425 | char max_entries_buf[32]; | |
426 | snprintf(max_entries_buf, sizeof(max_entries_buf), "%d", (int)max_entries); | |
427 | ||
428 | const char *marker_key = (marker.empty() ? "" : "marker"); | |
429 | ||
430 | rgw_http_param_pair pairs[] = { { "type", "data" }, | |
431 | { "id", buf }, | |
432 | { "max-entries", max_entries_buf }, | |
433 | { marker_key, marker.c_str() }, | |
434 | { NULL, NULL } }; | |
435 | ||
436 | string p = "/admin/log/"; | |
437 | ||
438 | http_op = new RGWRESTReadResource(conn, p, pairs, NULL, sync_env->http_manager); | |
439 | http_op->set_user_info((void *)stack); | |
440 | ||
441 | int ret = http_op->aio_read(); | |
442 | if (ret < 0) { | |
443 | ldout(store->ctx(), 0) << "ERROR: failed to read from " << p << dendl; | |
444 | log_error() << "failed to send http operation: " << http_op->to_str() << " ret=" << ret << std::endl; | |
445 | http_op->put(); | |
446 | return ret; | |
447 | } | |
448 | ||
449 | return 0; | |
450 | } | |
451 | ||
452 | int request_complete() override { | |
453 | int ret = http_op->wait(result); | |
454 | http_op->put(); | |
455 | if (ret < 0 && ret != -ENOENT) { | |
456 | ldout(sync_env->store->ctx(), 0) << "ERROR: failed to list remote datalog shard, ret=" << ret << dendl; | |
457 | return ret; | |
458 | } | |
459 | return 0; | |
460 | } | |
461 | }; | |
462 | ||
463 | class RGWListRemoteDataLogCR : public RGWShardCollectCR { | |
464 | RGWDataSyncEnv *sync_env; | |
465 | ||
466 | map<int, string> shards; | |
467 | int max_entries_per_shard; | |
468 | map<int, rgw_datalog_shard_data> *result; | |
469 | ||
470 | map<int, string>::iterator iter; | |
471 | #define READ_DATALOG_MAX_CONCURRENT 10 | |
472 | ||
473 | public: | |
474 | RGWListRemoteDataLogCR(RGWDataSyncEnv *_sync_env, | |
475 | map<int, string>& _shards, | |
476 | int _max_entries_per_shard, | |
477 | map<int, rgw_datalog_shard_data> *_result) : RGWShardCollectCR(_sync_env->cct, READ_DATALOG_MAX_CONCURRENT), | |
478 | sync_env(_sync_env), max_entries_per_shard(_max_entries_per_shard), | |
479 | result(_result) { | |
480 | shards.swap(_shards); | |
481 | iter = shards.begin(); | |
482 | } | |
483 | bool spawn_next() override; | |
484 | }; | |
485 | ||
486 | bool RGWListRemoteDataLogCR::spawn_next() { | |
487 | if (iter == shards.end()) { | |
488 | return false; | |
489 | } | |
490 | ||
491 | spawn(new RGWListRemoteDataLogShardCR(sync_env, iter->first, iter->second, max_entries_per_shard, &(*result)[iter->first]), false); | |
492 | ++iter; | |
493 | return true; | |
494 | } | |
495 | ||
496 | class RGWInitDataSyncStatusCoroutine : public RGWCoroutine { | |
497 | static constexpr uint32_t lock_duration = 30; | |
498 | RGWDataSyncEnv *sync_env; | |
499 | RGWRados *store; | |
500 | const rgw_pool& pool; | |
501 | const uint32_t num_shards; | |
502 | ||
503 | string sync_status_oid; | |
504 | ||
505 | string lock_name; | |
506 | string cookie; | |
507 | rgw_data_sync_status *status; | |
508 | map<int, RGWDataChangesLogInfo> shards_info; | |
509 | public: | |
510 | RGWInitDataSyncStatusCoroutine(RGWDataSyncEnv *_sync_env, uint32_t num_shards, | |
31f18b77 | 511 | uint64_t instance_id, |
7c673cae FG |
512 | rgw_data_sync_status *status) |
513 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), store(sync_env->store), | |
514 | pool(store->get_zone_params().log_pool), | |
515 | num_shards(num_shards), status(status) { | |
516 | lock_name = "sync_lock"; | |
517 | ||
31f18b77 FG |
518 | status->sync_info.instance_id = instance_id; |
519 | ||
7c673cae FG |
520 | #define COOKIE_LEN 16 |
521 | char buf[COOKIE_LEN + 1]; | |
522 | ||
523 | gen_rand_alphanumeric(cct, buf, sizeof(buf) - 1); | |
524 | cookie = buf; | |
525 | ||
526 | sync_status_oid = RGWDataSyncStatusManager::sync_status_oid(sync_env->source_zone); | |
527 | } | |
528 | ||
529 | int operate() override { | |
530 | int ret; | |
531 | reenter(this) { | |
532 | using LockCR = RGWSimpleRadosLockCR; | |
533 | yield call(new LockCR(sync_env->async_rados, store, | |
534 | rgw_raw_obj{pool, sync_status_oid}, | |
535 | lock_name, cookie, lock_duration)); | |
536 | if (retcode < 0) { | |
537 | ldout(cct, 0) << "ERROR: failed to take a lock on " << sync_status_oid << dendl; | |
538 | return set_cr_error(retcode); | |
539 | } | |
540 | using WriteInfoCR = RGWSimpleRadosWriteCR<rgw_data_sync_info>; | |
541 | yield call(new WriteInfoCR(sync_env->async_rados, store, | |
542 | rgw_raw_obj{pool, sync_status_oid}, | |
543 | status->sync_info)); | |
544 | if (retcode < 0) { | |
545 | ldout(cct, 0) << "ERROR: failed to write sync status info with " << retcode << dendl; | |
546 | return set_cr_error(retcode); | |
547 | } | |
548 | ||
549 | /* take lock again, we just recreated the object */ | |
550 | yield call(new LockCR(sync_env->async_rados, store, | |
551 | rgw_raw_obj{pool, sync_status_oid}, | |
552 | lock_name, cookie, lock_duration)); | |
553 | if (retcode < 0) { | |
554 | ldout(cct, 0) << "ERROR: failed to take a lock on " << sync_status_oid << dendl; | |
555 | return set_cr_error(retcode); | |
556 | } | |
557 | ||
558 | /* fetch current position in logs */ | |
559 | yield { | |
560 | RGWRESTConn *conn = store->get_zone_conn_by_id(sync_env->source_zone); | |
561 | if (!conn) { | |
562 | ldout(cct, 0) << "ERROR: connection to zone " << sync_env->source_zone << " does not exist!" << dendl; | |
563 | return set_cr_error(-EIO); | |
564 | } | |
565 | for (uint32_t i = 0; i < num_shards; i++) { | |
566 | spawn(new RGWReadRemoteDataLogShardInfoCR(sync_env, i, &shards_info[i]), true); | |
567 | } | |
568 | } | |
569 | while (collect(&ret, NULL)) { | |
570 | if (ret < 0) { | |
571 | ldout(cct, 0) << "ERROR: failed to read remote data log shards" << dendl; | |
572 | return set_state(RGWCoroutine_Error); | |
573 | } | |
574 | yield; | |
575 | } | |
576 | yield { | |
577 | for (uint32_t i = 0; i < num_shards; i++) { | |
578 | RGWDataChangesLogInfo& info = shards_info[i]; | |
579 | auto& marker = status->sync_markers[i]; | |
580 | marker.next_step_marker = info.marker; | |
581 | marker.timestamp = info.last_update; | |
582 | const auto& oid = RGWDataSyncStatusManager::shard_obj_name(sync_env->source_zone, i); | |
583 | using WriteMarkerCR = RGWSimpleRadosWriteCR<rgw_data_sync_marker>; | |
584 | spawn(new WriteMarkerCR(sync_env->async_rados, store, | |
585 | rgw_raw_obj{pool, oid}, marker), true); | |
586 | } | |
587 | } | |
588 | while (collect(&ret, NULL)) { | |
589 | if (ret < 0) { | |
590 | ldout(cct, 0) << "ERROR: failed to write data sync status markers" << dendl; | |
591 | return set_state(RGWCoroutine_Error); | |
592 | } | |
593 | yield; | |
594 | } | |
595 | ||
596 | status->sync_info.state = rgw_data_sync_info::StateBuildingFullSyncMaps; | |
597 | yield call(new WriteInfoCR(sync_env->async_rados, store, | |
598 | rgw_raw_obj{pool, sync_status_oid}, | |
599 | status->sync_info)); | |
600 | if (retcode < 0) { | |
601 | ldout(cct, 0) << "ERROR: failed to write sync status info with " << retcode << dendl; | |
602 | return set_cr_error(retcode); | |
603 | } | |
604 | yield call(new RGWSimpleRadosUnlockCR(sync_env->async_rados, store, | |
605 | rgw_raw_obj{pool, sync_status_oid}, | |
606 | lock_name, cookie)); | |
607 | return set_cr_done(); | |
608 | } | |
609 | return 0; | |
610 | } | |
611 | }; | |
612 | ||
613 | int RGWRemoteDataLog::read_log_info(rgw_datalog_info *log_info) | |
614 | { | |
615 | rgw_http_param_pair pairs[] = { { "type", "data" }, | |
616 | { NULL, NULL } }; | |
617 | ||
618 | int ret = sync_env.conn->get_json_resource("/admin/log", pairs, *log_info); | |
619 | if (ret < 0) { | |
620 | ldout(store->ctx(), 0) << "ERROR: failed to fetch datalog info" << dendl; | |
621 | return ret; | |
622 | } | |
623 | ||
624 | ldout(store->ctx(), 20) << "remote datalog, num_shards=" << log_info->num_shards << dendl; | |
625 | ||
626 | return 0; | |
627 | } | |
628 | ||
629 | int RGWRemoteDataLog::read_source_log_shards_info(map<int, RGWDataChangesLogInfo> *shards_info) | |
630 | { | |
631 | rgw_datalog_info log_info; | |
632 | int ret = read_log_info(&log_info); | |
633 | if (ret < 0) { | |
634 | return ret; | |
635 | } | |
636 | ||
637 | return run(new RGWReadRemoteDataLogInfoCR(&sync_env, log_info.num_shards, shards_info)); | |
638 | } | |
639 | ||
640 | int RGWRemoteDataLog::read_source_log_shards_next(map<int, string> shard_markers, map<int, rgw_datalog_shard_data> *result) | |
641 | { | |
642 | if (store->is_meta_master()) { | |
643 | return 0; | |
644 | } | |
645 | ||
646 | return run(new RGWListRemoteDataLogCR(&sync_env, shard_markers, 1, result)); | |
647 | } | |
648 | ||
649 | int RGWRemoteDataLog::init(const string& _source_zone, RGWRESTConn *_conn, RGWSyncErrorLogger *_error_logger, RGWSyncModuleInstanceRef& _sync_module) | |
650 | { | |
b32b8144 FG |
651 | sync_env.init(store->ctx(), store, _conn, async_rados, &http_manager, _error_logger, |
652 | _source_zone, _sync_module, observer); | |
7c673cae FG |
653 | |
654 | if (initialized) { | |
655 | return 0; | |
656 | } | |
657 | ||
658 | int ret = http_manager.set_threaded(); | |
659 | if (ret < 0) { | |
660 | ldout(store->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret << dendl; | |
661 | return ret; | |
662 | } | |
663 | ||
664 | initialized = true; | |
665 | ||
666 | return 0; | |
667 | } | |
668 | ||
669 | void RGWRemoteDataLog::finish() | |
670 | { | |
671 | stop(); | |
672 | } | |
673 | ||
7c673cae FG |
674 | int RGWRemoteDataLog::read_sync_status(rgw_data_sync_status *sync_status) |
675 | { | |
676 | // cannot run concurrently with run_sync(), so run in a separate manager | |
677 | RGWCoroutinesManager crs(store->ctx(), store->get_cr_registry()); | |
678 | RGWHTTPManager http_manager(store->ctx(), crs.get_completion_mgr()); | |
679 | int ret = http_manager.set_threaded(); | |
680 | if (ret < 0) { | |
681 | ldout(store->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret << dendl; | |
682 | return ret; | |
683 | } | |
684 | RGWDataSyncEnv sync_env_local = sync_env; | |
685 | sync_env_local.http_manager = &http_manager; | |
686 | ret = crs.run(new RGWReadDataSyncStatusCoroutine(&sync_env_local, sync_status)); | |
687 | http_manager.stop(); | |
688 | return ret; | |
689 | } | |
690 | ||
28e407b8 AA |
691 | int RGWRemoteDataLog::read_recovering_shards(const int num_shards, set<int>& recovering_shards) |
692 | { | |
693 | // cannot run concurrently with run_sync(), so run in a separate manager | |
694 | RGWCoroutinesManager crs(store->ctx(), store->get_cr_registry()); | |
695 | RGWHTTPManager http_manager(store->ctx(), crs.get_completion_mgr()); | |
696 | int ret = http_manager.set_threaded(); | |
697 | if (ret < 0) { | |
698 | ldout(store->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret << dendl; | |
699 | return ret; | |
700 | } | |
701 | RGWDataSyncEnv sync_env_local = sync_env; | |
702 | sync_env_local.http_manager = &http_manager; | |
703 | map<int, std::set<std::string>> entries_map; | |
704 | uint64_t max_entries{1}; | |
705 | ret = crs.run(new RGWReadDataSyncRecoveringShardsCR(&sync_env_local, max_entries, num_shards, entries_map)); | |
706 | http_manager.stop(); | |
707 | ||
708 | if (ret == 0) { | |
709 | for (const auto& entry : entries_map) { | |
710 | if (entry.second.size() != 0) { | |
711 | recovering_shards.insert(entry.first); | |
712 | } | |
713 | } | |
714 | } | |
715 | ||
716 | return ret; | |
717 | } | |
718 | ||
7c673cae FG |
719 | int RGWRemoteDataLog::init_sync_status(int num_shards) |
720 | { | |
721 | rgw_data_sync_status sync_status; | |
b32b8144 FG |
722 | sync_status.sync_info.num_shards = num_shards; |
723 | ||
7c673cae FG |
724 | RGWCoroutinesManager crs(store->ctx(), store->get_cr_registry()); |
725 | RGWHTTPManager http_manager(store->ctx(), crs.get_completion_mgr()); | |
726 | int ret = http_manager.set_threaded(); | |
727 | if (ret < 0) { | |
728 | ldout(store->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret << dendl; | |
729 | return ret; | |
730 | } | |
731 | RGWDataSyncEnv sync_env_local = sync_env; | |
732 | sync_env_local.http_manager = &http_manager; | |
31f18b77 FG |
733 | uint64_t instance_id; |
734 | get_random_bytes((char *)&instance_id, sizeof(instance_id)); | |
735 | ret = crs.run(new RGWInitDataSyncStatusCoroutine(&sync_env_local, num_shards, instance_id, &sync_status)); | |
7c673cae FG |
736 | http_manager.stop(); |
737 | return ret; | |
738 | } | |
739 | ||
740 | static string full_data_sync_index_shard_oid(const string& source_zone, int shard_id) | |
741 | { | |
742 | char buf[datalog_sync_full_sync_index_prefix.size() + 1 + source_zone.size() + 1 + 16]; | |
743 | snprintf(buf, sizeof(buf), "%s.%s.%d", datalog_sync_full_sync_index_prefix.c_str(), source_zone.c_str(), shard_id); | |
744 | return string(buf); | |
745 | } | |
746 | ||
747 | struct bucket_instance_meta_info { | |
748 | string key; | |
749 | obj_version ver; | |
750 | utime_t mtime; | |
751 | RGWBucketInstanceMetadataObject data; | |
752 | ||
753 | bucket_instance_meta_info() {} | |
754 | ||
755 | void decode_json(JSONObj *obj) { | |
756 | JSONDecoder::decode_json("key", key, obj); | |
757 | JSONDecoder::decode_json("ver", ver, obj); | |
758 | JSONDecoder::decode_json("mtime", mtime, obj); | |
759 | JSONDecoder::decode_json("data", data, obj); | |
760 | } | |
761 | }; | |
762 | ||
763 | class RGWListBucketIndexesCR : public RGWCoroutine { | |
764 | RGWDataSyncEnv *sync_env; | |
765 | ||
766 | RGWRados *store; | |
767 | ||
768 | rgw_data_sync_status *sync_status; | |
769 | int num_shards; | |
770 | ||
771 | int req_ret; | |
772 | int ret; | |
773 | ||
774 | list<string> result; | |
775 | list<string>::iterator iter; | |
776 | ||
777 | RGWShardedOmapCRManager *entries_index; | |
778 | ||
779 | string oid_prefix; | |
780 | ||
781 | string path; | |
782 | bucket_instance_meta_info meta_info; | |
783 | string key; | |
784 | string s; | |
785 | int i; | |
786 | ||
787 | bool failed; | |
788 | ||
789 | public: | |
790 | RGWListBucketIndexesCR(RGWDataSyncEnv *_sync_env, | |
791 | rgw_data_sync_status *_sync_status) : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), | |
792 | store(sync_env->store), sync_status(_sync_status), | |
793 | req_ret(0), ret(0), entries_index(NULL), i(0), failed(false) { | |
794 | oid_prefix = datalog_sync_full_sync_index_prefix + "." + sync_env->source_zone; | |
795 | path = "/admin/metadata/bucket.instance"; | |
796 | num_shards = sync_status->sync_info.num_shards; | |
797 | } | |
798 | ~RGWListBucketIndexesCR() override { | |
799 | delete entries_index; | |
800 | } | |
801 | ||
802 | int operate() override { | |
803 | reenter(this) { | |
7c673cae FG |
804 | yield { |
805 | string entrypoint = string("/admin/metadata/bucket.instance"); | |
806 | /* FIXME: need a better scaling solution here, requires streaming output */ | |
807 | call(new RGWReadRESTResourceCR<list<string> >(store->ctx(), sync_env->conn, sync_env->http_manager, | |
808 | entrypoint, NULL, &result)); | |
809 | } | |
3efd9988 | 810 | if (retcode < 0) { |
7c673cae | 811 | ldout(sync_env->cct, 0) << "ERROR: failed to fetch metadata for section bucket.index" << dendl; |
3efd9988 | 812 | return set_cr_error(retcode); |
7c673cae | 813 | } |
3efd9988 FG |
814 | entries_index = new RGWShardedOmapCRManager(sync_env->async_rados, store, this, num_shards, |
815 | store->get_zone_params().log_pool, | |
816 | oid_prefix); | |
817 | yield; // yield so OmapAppendCRs can start | |
7c673cae FG |
818 | for (iter = result.begin(); iter != result.end(); ++iter) { |
819 | ldout(sync_env->cct, 20) << "list metadata: section=bucket.index key=" << *iter << dendl; | |
820 | ||
821 | key = *iter; | |
822 | ||
823 | yield { | |
824 | rgw_http_param_pair pairs[] = { { "key", key.c_str() }, | |
825 | { NULL, NULL } }; | |
826 | ||
827 | call(new RGWReadRESTResourceCR<bucket_instance_meta_info>(store->ctx(), sync_env->conn, sync_env->http_manager, path, pairs, &meta_info)); | |
828 | } | |
829 | ||
830 | num_shards = meta_info.data.get_bucket_info().num_shards; | |
831 | if (num_shards > 0) { | |
832 | for (i = 0; i < num_shards; i++) { | |
833 | char buf[16]; | |
834 | snprintf(buf, sizeof(buf), ":%d", i); | |
835 | s = key + buf; | |
836 | yield entries_index->append(s, store->data_log->get_log_shard_id(meta_info.data.get_bucket_info().bucket, i)); | |
837 | } | |
838 | } else { | |
839 | yield entries_index->append(key, store->data_log->get_log_shard_id(meta_info.data.get_bucket_info().bucket, -1)); | |
840 | } | |
841 | } | |
842 | yield { | |
843 | if (!entries_index->finish()) { | |
844 | failed = true; | |
845 | } | |
846 | } | |
847 | if (!failed) { | |
848 | for (map<uint32_t, rgw_data_sync_marker>::iterator iter = sync_status->sync_markers.begin(); iter != sync_status->sync_markers.end(); ++iter) { | |
849 | int shard_id = (int)iter->first; | |
850 | rgw_data_sync_marker& marker = iter->second; | |
851 | marker.total_entries = entries_index->get_total_entries(shard_id); | |
852 | spawn(new RGWSimpleRadosWriteCR<rgw_data_sync_marker>(sync_env->async_rados, store, | |
853 | rgw_raw_obj(store->get_zone_params().log_pool, RGWDataSyncStatusManager::shard_obj_name(sync_env->source_zone, shard_id)), | |
854 | marker), true); | |
855 | } | |
856 | } else { | |
857 | yield call(sync_env->error_logger->log_error_cr(sync_env->conn->get_remote_id(), "data.init", "", | |
858 | EIO, string("failed to build bucket instances map"))); | |
859 | } | |
860 | while (collect(&ret, NULL)) { | |
861 | if (ret < 0) { | |
862 | yield call(sync_env->error_logger->log_error_cr(sync_env->conn->get_remote_id(), "data.init", "", | |
863 | -ret, string("failed to store sync status: ") + cpp_strerror(-ret))); | |
864 | req_ret = ret; | |
865 | } | |
866 | yield; | |
867 | } | |
868 | drain_all(); | |
869 | if (req_ret < 0) { | |
870 | yield return set_cr_error(req_ret); | |
871 | } | |
872 | yield return set_cr_done(); | |
873 | } | |
874 | return 0; | |
875 | } | |
876 | }; | |
877 | ||
878 | #define DATA_SYNC_UPDATE_MARKER_WINDOW 1 | |
879 | ||
880 | class RGWDataSyncShardMarkerTrack : public RGWSyncShardMarkerTrack<string, string> { | |
881 | RGWDataSyncEnv *sync_env; | |
882 | ||
883 | string marker_oid; | |
884 | rgw_data_sync_marker sync_marker; | |
885 | ||
886 | map<string, string> key_to_marker; | |
887 | map<string, string> marker_to_key; | |
888 | ||
889 | void handle_finish(const string& marker) override { | |
890 | map<string, string>::iterator iter = marker_to_key.find(marker); | |
891 | if (iter == marker_to_key.end()) { | |
892 | return; | |
893 | } | |
894 | key_to_marker.erase(iter->second); | |
895 | reset_need_retry(iter->second); | |
896 | marker_to_key.erase(iter); | |
897 | } | |
898 | ||
899 | public: | |
900 | RGWDataSyncShardMarkerTrack(RGWDataSyncEnv *_sync_env, | |
901 | const string& _marker_oid, | |
902 | const rgw_data_sync_marker& _marker) : RGWSyncShardMarkerTrack(DATA_SYNC_UPDATE_MARKER_WINDOW), | |
903 | sync_env(_sync_env), | |
904 | marker_oid(_marker_oid), | |
905 | sync_marker(_marker) {} | |
906 | ||
907 | RGWCoroutine *store_marker(const string& new_marker, uint64_t index_pos, const real_time& timestamp) override { | |
908 | sync_marker.marker = new_marker; | |
909 | sync_marker.pos = index_pos; | |
910 | ||
911 | ldout(sync_env->cct, 20) << __func__ << "(): updating marker marker_oid=" << marker_oid << " marker=" << new_marker << dendl; | |
912 | RGWRados *store = sync_env->store; | |
913 | ||
914 | return new RGWSimpleRadosWriteCR<rgw_data_sync_marker>(sync_env->async_rados, store, | |
915 | rgw_raw_obj(store->get_zone_params().log_pool, marker_oid), | |
916 | sync_marker); | |
917 | } | |
918 | ||
919 | /* | |
920 | * create index from key -> marker, and from marker -> key | |
921 | * this is useful so that we can insure that we only have one | |
922 | * entry for any key that is used. This is needed when doing | |
923 | * incremenatl sync of data, and we don't want to run multiple | |
924 | * concurrent sync operations for the same bucket shard | |
925 | */ | |
926 | bool index_key_to_marker(const string& key, const string& marker) { | |
927 | if (key_to_marker.find(key) != key_to_marker.end()) { | |
928 | set_need_retry(key); | |
929 | return false; | |
930 | } | |
931 | key_to_marker[key] = marker; | |
932 | marker_to_key[marker] = key; | |
933 | return true; | |
934 | } | |
935 | }; | |
936 | ||
937 | // ostream wrappers to print buckets without copying strings | |
938 | struct bucket_str { | |
939 | const rgw_bucket& b; | |
940 | bucket_str(const rgw_bucket& b) : b(b) {} | |
941 | }; | |
942 | std::ostream& operator<<(std::ostream& out, const bucket_str& rhs) { | |
943 | auto& b = rhs.b; | |
944 | if (!b.tenant.empty()) { | |
945 | out << b.tenant << '/'; | |
946 | } | |
947 | out << b.name; | |
948 | if (!b.bucket_id.empty()) { | |
949 | out << ':' << b.bucket_id; | |
950 | } | |
951 | return out; | |
952 | } | |
953 | ||
954 | struct bucket_shard_str { | |
955 | const rgw_bucket_shard& bs; | |
956 | bucket_shard_str(const rgw_bucket_shard& bs) : bs(bs) {} | |
957 | }; | |
958 | std::ostream& operator<<(std::ostream& out, const bucket_shard_str& rhs) { | |
959 | auto& bs = rhs.bs; | |
960 | out << bucket_str{bs.bucket}; | |
961 | if (bs.shard_id >= 0) { | |
962 | out << ':' << bs.shard_id; | |
963 | } | |
964 | return out; | |
965 | } | |
966 | ||
967 | class RGWRunBucketSyncCoroutine : public RGWCoroutine { | |
968 | RGWDataSyncEnv *sync_env; | |
969 | rgw_bucket_shard bs; | |
970 | RGWBucketInfo bucket_info; | |
971 | rgw_bucket_shard_sync_info sync_status; | |
972 | RGWMetaSyncEnv meta_sync_env; | |
973 | ||
974 | RGWDataSyncDebugLogger logger; | |
975 | const std::string status_oid; | |
976 | ||
977 | boost::intrusive_ptr<RGWContinuousLeaseCR> lease_cr; | |
978 | boost::intrusive_ptr<RGWCoroutinesStack> lease_stack; | |
979 | ||
980 | public: | |
981 | RGWRunBucketSyncCoroutine(RGWDataSyncEnv *_sync_env, const rgw_bucket_shard& bs) | |
982 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), bs(bs), | |
983 | status_oid(RGWBucketSyncStatusManager::status_oid(sync_env->source_zone, bs)) { | |
984 | logger.init(sync_env, "Bucket", bs.get_key()); | |
985 | } | |
986 | ~RGWRunBucketSyncCoroutine() override { | |
987 | if (lease_cr) { | |
988 | lease_cr->abort(); | |
989 | } | |
990 | } | |
991 | ||
992 | int operate() override; | |
993 | }; | |
994 | ||
995 | class RGWDataSyncSingleEntryCR : public RGWCoroutine { | |
996 | RGWDataSyncEnv *sync_env; | |
997 | ||
998 | string raw_key; | |
999 | string entry_marker; | |
1000 | ||
1001 | rgw_bucket_shard bs; | |
1002 | ||
1003 | int sync_status; | |
1004 | ||
1005 | bufferlist md_bl; | |
1006 | ||
1007 | RGWDataSyncShardMarkerTrack *marker_tracker; | |
1008 | ||
1009 | boost::intrusive_ptr<RGWOmapAppend> error_repo; | |
1010 | bool remove_from_repo; | |
1011 | ||
1012 | set<string> keys; | |
1013 | ||
1014 | public: | |
1015 | RGWDataSyncSingleEntryCR(RGWDataSyncEnv *_sync_env, | |
1016 | const string& _raw_key, const string& _entry_marker, RGWDataSyncShardMarkerTrack *_marker_tracker, | |
1017 | RGWOmapAppend *_error_repo, bool _remove_from_repo) : RGWCoroutine(_sync_env->cct), | |
1018 | sync_env(_sync_env), | |
1019 | raw_key(_raw_key), entry_marker(_entry_marker), | |
1020 | sync_status(0), | |
1021 | marker_tracker(_marker_tracker), | |
1022 | error_repo(_error_repo), remove_from_repo(_remove_from_repo) { | |
1023 | set_description() << "data sync single entry (source_zone=" << sync_env->source_zone << ") key=" <<_raw_key << " entry=" << entry_marker; | |
1024 | } | |
1025 | ||
1026 | int operate() override { | |
1027 | reenter(this) { | |
1028 | do { | |
1029 | yield { | |
1030 | int ret = rgw_bucket_parse_bucket_key(sync_env->cct, raw_key, | |
1031 | &bs.bucket, &bs.shard_id); | |
1032 | if (ret < 0) { | |
1033 | return set_cr_error(-EIO); | |
1034 | } | |
1035 | if (marker_tracker) { | |
1036 | marker_tracker->reset_need_retry(raw_key); | |
1037 | } | |
1038 | call(new RGWRunBucketSyncCoroutine(sync_env, bs)); | |
1039 | } | |
1040 | } while (marker_tracker && marker_tracker->need_retry(raw_key)); | |
1041 | ||
1042 | sync_status = retcode; | |
1043 | ||
1044 | if (sync_status == -ENOENT) { | |
1045 | // this was added when 'tenant/' was added to datalog entries, because | |
1046 | // preexisting tenant buckets could never sync and would stay in the | |
1047 | // error_repo forever | |
1048 | ldout(sync_env->store->ctx(), 0) << "WARNING: skipping data log entry " | |
1049 | "for missing bucket " << raw_key << dendl; | |
1050 | sync_status = 0; | |
1051 | } | |
1052 | ||
1053 | if (sync_status < 0) { | |
b32b8144 FG |
1054 | // write actual sync failures for 'radosgw-admin sync error list' |
1055 | if (sync_status != -EBUSY && sync_status != -EAGAIN) { | |
1056 | yield call(sync_env->error_logger->log_error_cr(sync_env->conn->get_remote_id(), "data", raw_key, | |
1057 | -sync_status, string("failed to sync bucket instance: ") + cpp_strerror(-sync_status))); | |
1058 | if (retcode < 0) { | |
1059 | ldout(sync_env->store->ctx(), 0) << "ERROR: failed to log sync failure: retcode=" << retcode << dendl; | |
1060 | } | |
7c673cae FG |
1061 | } |
1062 | if (error_repo && !error_repo->append(raw_key)) { | |
1063 | ldout(sync_env->store->ctx(), 0) << "ERROR: failed to log sync failure in error repo: retcode=" << retcode << dendl; | |
1064 | } | |
1065 | } else if (error_repo && remove_from_repo) { | |
1066 | keys = {raw_key}; | |
1067 | yield call(new RGWRadosRemoveOmapKeysCR(sync_env->store, error_repo->get_obj(), keys)); | |
1068 | if (retcode < 0) { | |
1069 | ldout(sync_env->store->ctx(), 0) << "ERROR: failed to remove omap key from error repo (" | |
1070 | << error_repo->get_obj() << " retcode=" << retcode << dendl; | |
1071 | } | |
1072 | } | |
b32b8144 FG |
1073 | if (sync_env->observer) { |
1074 | sync_env->observer->on_bucket_changed(bs.bucket.get_key()); | |
1075 | } | |
7c673cae FG |
1076 | /* FIXME: what do do in case of error */ |
1077 | if (marker_tracker && !entry_marker.empty()) { | |
1078 | /* update marker */ | |
1079 | yield call(marker_tracker->finish(entry_marker)); | |
1080 | } | |
1081 | if (sync_status == 0) { | |
1082 | sync_status = retcode; | |
1083 | } | |
1084 | if (sync_status < 0) { | |
1085 | return set_cr_error(sync_status); | |
1086 | } | |
1087 | return set_cr_done(); | |
1088 | } | |
1089 | return 0; | |
1090 | } | |
1091 | }; | |
1092 | ||
1093 | #define BUCKET_SHARD_SYNC_SPAWN_WINDOW 20 | |
1094 | #define DATA_SYNC_MAX_ERR_ENTRIES 10 | |
1095 | ||
181888fb FG |
1096 | enum RemoteDatalogStatus { |
1097 | RemoteNotTrimmed = 0, | |
1098 | RemoteTrimmed = 1, | |
1099 | RemoteMightTrimmed = 2 | |
1100 | }; | |
1101 | ||
7c673cae FG |
1102 | class RGWDataSyncShardCR : public RGWCoroutine { |
1103 | RGWDataSyncEnv *sync_env; | |
1104 | ||
1105 | rgw_pool pool; | |
1106 | ||
1107 | uint32_t shard_id; | |
1108 | rgw_data_sync_marker sync_marker; | |
1109 | ||
28e407b8 AA |
1110 | std::set<std::string> entries; |
1111 | std::set<std::string>::iterator iter; | |
7c673cae FG |
1112 | |
1113 | string oid; | |
1114 | ||
1115 | RGWDataSyncShardMarkerTrack *marker_tracker; | |
1116 | ||
1117 | list<rgw_data_change_log_entry> log_entries; | |
1118 | list<rgw_data_change_log_entry>::iterator log_iter; | |
1119 | bool truncated; | |
1120 | ||
1121 | RGWDataChangesLogInfo shard_info; | |
1122 | string datalog_marker; | |
1123 | ||
181888fb | 1124 | RemoteDatalogStatus remote_trimmed; |
7c673cae FG |
1125 | Mutex inc_lock; |
1126 | Cond inc_cond; | |
1127 | ||
1128 | boost::asio::coroutine incremental_cr; | |
1129 | boost::asio::coroutine full_cr; | |
1130 | ||
1131 | ||
1132 | set<string> modified_shards; | |
1133 | set<string> current_modified; | |
1134 | ||
1135 | set<string>::iterator modified_iter; | |
1136 | ||
1137 | int total_entries; | |
1138 | ||
1139 | int spawn_window; | |
1140 | ||
1141 | bool *reset_backoff; | |
1142 | ||
1143 | set<string> spawned_keys; | |
1144 | ||
31f18b77 FG |
1145 | boost::intrusive_ptr<RGWContinuousLeaseCR> lease_cr; |
1146 | boost::intrusive_ptr<RGWCoroutinesStack> lease_stack; | |
7c673cae FG |
1147 | string status_oid; |
1148 | ||
1149 | ||
1150 | string error_oid; | |
1151 | RGWOmapAppend *error_repo; | |
28e407b8 | 1152 | std::set<std::string> error_entries; |
7c673cae FG |
1153 | string error_marker; |
1154 | int max_error_entries; | |
1155 | ||
1156 | ceph::real_time error_retry_time; | |
1157 | ||
1158 | #define RETRY_BACKOFF_SECS_MIN 60 | |
1159 | #define RETRY_BACKOFF_SECS_DEFAULT 60 | |
1160 | #define RETRY_BACKOFF_SECS_MAX 600 | |
1161 | uint32_t retry_backoff_secs; | |
1162 | ||
1163 | RGWDataSyncDebugLogger logger; | |
1164 | public: | |
1165 | RGWDataSyncShardCR(RGWDataSyncEnv *_sync_env, | |
1166 | rgw_pool& _pool, | |
1167 | uint32_t _shard_id, rgw_data_sync_marker& _marker, bool *_reset_backoff) : RGWCoroutine(_sync_env->cct), | |
1168 | sync_env(_sync_env), | |
1169 | pool(_pool), | |
1170 | shard_id(_shard_id), | |
1171 | sync_marker(_marker), | |
181888fb | 1172 | marker_tracker(NULL), truncated(false), remote_trimmed(RemoteNotTrimmed), inc_lock("RGWDataSyncShardCR::inc_lock"), |
7c673cae FG |
1173 | total_entries(0), spawn_window(BUCKET_SHARD_SYNC_SPAWN_WINDOW), reset_backoff(NULL), |
1174 | lease_cr(nullptr), lease_stack(nullptr), error_repo(nullptr), max_error_entries(DATA_SYNC_MAX_ERR_ENTRIES), | |
1175 | retry_backoff_secs(RETRY_BACKOFF_SECS_DEFAULT) { | |
1176 | set_description() << "data sync shard source_zone=" << sync_env->source_zone << " shard_id=" << shard_id; | |
1177 | status_oid = RGWDataSyncStatusManager::shard_obj_name(sync_env->source_zone, shard_id); | |
1178 | error_oid = status_oid + ".retry"; | |
1179 | ||
1180 | logger.init(sync_env, "DataShard", status_oid); | |
1181 | } | |
1182 | ||
1183 | ~RGWDataSyncShardCR() override { | |
1184 | delete marker_tracker; | |
1185 | if (lease_cr) { | |
1186 | lease_cr->abort(); | |
7c673cae FG |
1187 | } |
1188 | if (error_repo) { | |
1189 | error_repo->put(); | |
1190 | } | |
1191 | } | |
1192 | ||
1193 | void append_modified_shards(set<string>& keys) { | |
1194 | Mutex::Locker l(inc_lock); | |
1195 | modified_shards.insert(keys.begin(), keys.end()); | |
1196 | } | |
1197 | ||
1198 | void set_marker_tracker(RGWDataSyncShardMarkerTrack *mt) { | |
1199 | delete marker_tracker; | |
1200 | marker_tracker = mt; | |
1201 | } | |
1202 | ||
1203 | int operate() override { | |
1204 | int r; | |
1205 | while (true) { | |
1206 | switch (sync_marker.state) { | |
1207 | case rgw_data_sync_marker::FullSync: | |
1208 | r = full_sync(); | |
1209 | if (r < 0) { | |
1210 | ldout(cct, 10) << "sync: full_sync: shard_id=" << shard_id << " r=" << r << dendl; | |
1211 | return set_cr_error(r); | |
1212 | } | |
1213 | return 0; | |
1214 | case rgw_data_sync_marker::IncrementalSync: | |
1215 | r = incremental_sync(); | |
1216 | if (r < 0) { | |
1217 | ldout(cct, 10) << "sync: incremental_sync: shard_id=" << shard_id << " r=" << r << dendl; | |
1218 | return set_cr_error(r); | |
1219 | } | |
1220 | return 0; | |
1221 | default: | |
1222 | return set_cr_error(-EIO); | |
1223 | } | |
1224 | } | |
1225 | return 0; | |
1226 | } | |
1227 | ||
1228 | void init_lease_cr() { | |
1229 | set_status("acquiring sync lock"); | |
1230 | uint32_t lock_duration = cct->_conf->rgw_sync_lease_period; | |
1231 | string lock_name = "sync_lock"; | |
1232 | if (lease_cr) { | |
1233 | lease_cr->abort(); | |
7c673cae FG |
1234 | } |
1235 | RGWRados *store = sync_env->store; | |
31f18b77 FG |
1236 | lease_cr.reset(new RGWContinuousLeaseCR(sync_env->async_rados, store, |
1237 | rgw_raw_obj(store->get_zone_params().log_pool, status_oid), | |
1238 | lock_name, lock_duration, this)); | |
1239 | lease_stack.reset(spawn(lease_cr.get(), false)); | |
7c673cae FG |
1240 | } |
1241 | ||
1242 | int full_sync() { | |
1243 | #define OMAP_GET_MAX_ENTRIES 100 | |
1244 | int max_entries = OMAP_GET_MAX_ENTRIES; | |
1245 | reenter(&full_cr) { | |
1246 | yield init_lease_cr(); | |
1247 | while (!lease_cr->is_locked()) { | |
1248 | if (lease_cr->is_done()) { | |
1249 | ldout(cct, 5) << "lease cr failed, done early " << dendl; | |
1250 | set_status("lease lock failed, early abort"); | |
1251 | return set_cr_error(lease_cr->get_ret_status()); | |
1252 | } | |
1253 | set_sleeping(true); | |
1254 | yield; | |
1255 | } | |
1256 | logger.log("full sync"); | |
1257 | oid = full_data_sync_index_shard_oid(sync_env->source_zone, shard_id); | |
1258 | set_marker_tracker(new RGWDataSyncShardMarkerTrack(sync_env, status_oid, sync_marker)); | |
1259 | total_entries = sync_marker.pos; | |
1260 | do { | |
1261 | yield call(new RGWRadosGetOmapKeysCR(sync_env->store, rgw_raw_obj(pool, oid), sync_marker.marker, &entries, max_entries)); | |
1262 | if (retcode < 0) { | |
1263 | ldout(sync_env->cct, 0) << "ERROR: " << __func__ << "(): RGWRadosGetOmapKeysCR() returned ret=" << retcode << dendl; | |
1264 | lease_cr->go_down(); | |
1265 | drain_all(); | |
1266 | return set_cr_error(retcode); | |
1267 | } | |
1268 | iter = entries.begin(); | |
1269 | for (; iter != entries.end(); ++iter) { | |
28e407b8 | 1270 | ldout(sync_env->cct, 20) << __func__ << ": full sync: " << *iter << dendl; |
7c673cae | 1271 | total_entries++; |
28e407b8 AA |
1272 | if (!marker_tracker->start(*iter, total_entries, real_time())) { |
1273 | ldout(sync_env->cct, 0) << "ERROR: cannot start syncing " << *iter << ". Duplicate entry?" << dendl; | |
7c673cae FG |
1274 | } else { |
1275 | // fetch remote and write locally | |
28e407b8 | 1276 | yield spawn(new RGWDataSyncSingleEntryCR(sync_env, *iter, *iter, marker_tracker, error_repo, false), false); |
7c673cae FG |
1277 | if (retcode < 0) { |
1278 | lease_cr->go_down(); | |
1279 | drain_all(); | |
1280 | return set_cr_error(retcode); | |
1281 | } | |
1282 | } | |
28e407b8 | 1283 | sync_marker.marker = *iter; |
7c673cae FG |
1284 | } |
1285 | } while ((int)entries.size() == max_entries); | |
1286 | ||
1287 | lease_cr->go_down(); | |
1288 | drain_all(); | |
1289 | ||
1290 | yield { | |
1291 | /* update marker to reflect we're done with full sync */ | |
1292 | sync_marker.state = rgw_data_sync_marker::IncrementalSync; | |
1293 | sync_marker.marker = sync_marker.next_step_marker; | |
1294 | sync_marker.next_step_marker.clear(); | |
1295 | RGWRados *store = sync_env->store; | |
1296 | call(new RGWSimpleRadosWriteCR<rgw_data_sync_marker>(sync_env->async_rados, store, | |
1297 | rgw_raw_obj(store->get_zone_params().log_pool, status_oid), | |
1298 | sync_marker)); | |
1299 | } | |
1300 | if (retcode < 0) { | |
1301 | ldout(sync_env->cct, 0) << "ERROR: failed to set sync marker: retcode=" << retcode << dendl; | |
1302 | lease_cr->go_down(); | |
1303 | return set_cr_error(retcode); | |
1304 | } | |
1305 | } | |
1306 | return 0; | |
1307 | } | |
1308 | ||
1309 | int incremental_sync() { | |
1310 | reenter(&incremental_cr) { | |
1311 | yield init_lease_cr(); | |
1312 | while (!lease_cr->is_locked()) { | |
1313 | if (lease_cr->is_done()) { | |
1314 | ldout(cct, 5) << "lease cr failed, done early " << dendl; | |
1315 | set_status("lease lock failed, early abort"); | |
1316 | return set_cr_error(lease_cr->get_ret_status()); | |
1317 | } | |
1318 | set_sleeping(true); | |
1319 | yield; | |
1320 | } | |
1321 | set_status("lease acquired"); | |
1322 | error_repo = new RGWOmapAppend(sync_env->async_rados, sync_env->store, | |
1323 | rgw_raw_obj(pool, error_oid), | |
1324 | 1 /* no buffer */); | |
1325 | error_repo->get(); | |
1326 | spawn(error_repo, false); | |
1327 | logger.log("inc sync"); | |
1328 | set_marker_tracker(new RGWDataSyncShardMarkerTrack(sync_env, status_oid, sync_marker)); | |
1329 | do { | |
1330 | current_modified.clear(); | |
1331 | inc_lock.Lock(); | |
1332 | current_modified.swap(modified_shards); | |
1333 | inc_lock.Unlock(); | |
1334 | ||
1335 | /* process out of band updates */ | |
1336 | for (modified_iter = current_modified.begin(); modified_iter != current_modified.end(); ++modified_iter) { | |
1337 | yield { | |
1338 | ldout(sync_env->cct, 20) << __func__ << "(): async update notification: " << *modified_iter << dendl; | |
1339 | spawn(new RGWDataSyncSingleEntryCR(sync_env, *modified_iter, string(), marker_tracker, error_repo, false), false); | |
1340 | } | |
1341 | } | |
1342 | ||
1343 | /* process bucket shards that previously failed */ | |
1344 | yield call(new RGWRadosGetOmapKeysCR(sync_env->store, rgw_raw_obj(pool, error_oid), | |
1345 | error_marker, &error_entries, | |
1346 | max_error_entries)); | |
1347 | ldout(sync_env->cct, 20) << __func__ << "(): read error repo, got " << error_entries.size() << " entries" << dendl; | |
1348 | iter = error_entries.begin(); | |
1349 | for (; iter != error_entries.end(); ++iter) { | |
28e407b8 AA |
1350 | error_marker = *iter; |
1351 | ldout(sync_env->cct, 20) << __func__ << "(): handle error entry: " << error_marker << dendl; | |
1352 | spawn(new RGWDataSyncSingleEntryCR(sync_env, error_marker, error_marker, nullptr /* no marker tracker */, error_repo, true), false); | |
7c673cae FG |
1353 | } |
1354 | if ((int)error_entries.size() != max_error_entries) { | |
1355 | if (error_marker.empty() && error_entries.empty()) { | |
1356 | /* the retry repo is empty, we back off a bit before calling it again */ | |
1357 | retry_backoff_secs *= 2; | |
1358 | if (retry_backoff_secs > RETRY_BACKOFF_SECS_MAX) { | |
1359 | retry_backoff_secs = RETRY_BACKOFF_SECS_MAX; | |
1360 | } | |
1361 | } else { | |
1362 | retry_backoff_secs = RETRY_BACKOFF_SECS_DEFAULT; | |
1363 | } | |
1364 | error_retry_time = ceph::real_clock::now() + make_timespan(retry_backoff_secs); | |
1365 | error_marker.clear(); | |
1366 | } | |
1367 | ||
1368 | ||
1369 | yield call(new RGWReadRemoteDataLogShardInfoCR(sync_env, shard_id, &shard_info)); | |
1370 | if (retcode < 0) { | |
1371 | ldout(sync_env->cct, 0) << "ERROR: failed to fetch remote data log info: ret=" << retcode << dendl; | |
1372 | stop_spawned_services(); | |
1373 | drain_all(); | |
1374 | return set_cr_error(retcode); | |
1375 | } | |
1376 | datalog_marker = shard_info.marker; | |
181888fb | 1377 | remote_trimmed = RemoteNotTrimmed; |
7c673cae FG |
1378 | #define INCREMENTAL_MAX_ENTRIES 100 |
1379 | ldout(sync_env->cct, 20) << __func__ << ":" << __LINE__ << ": shard_id=" << shard_id << " datalog_marker=" << datalog_marker << " sync_marker.marker=" << sync_marker.marker << dendl; | |
1380 | if (datalog_marker > sync_marker.marker) { | |
1381 | spawned_keys.clear(); | |
181888fb FG |
1382 | if (sync_marker.marker.empty()) |
1383 | remote_trimmed = RemoteMightTrimmed; //remote data log shard might be trimmed; | |
7c673cae FG |
1384 | yield call(new RGWReadRemoteDataLogShardCR(sync_env, shard_id, &sync_marker.marker, &log_entries, &truncated)); |
1385 | if (retcode < 0) { | |
1386 | ldout(sync_env->cct, 0) << "ERROR: failed to read remote data log info: ret=" << retcode << dendl; | |
1387 | stop_spawned_services(); | |
1388 | drain_all(); | |
1389 | return set_cr_error(retcode); | |
1390 | } | |
181888fb FG |
1391 | if ((remote_trimmed == RemoteMightTrimmed) && sync_marker.marker.empty() && log_entries.empty()) |
1392 | remote_trimmed = RemoteTrimmed; | |
1393 | else | |
1394 | remote_trimmed = RemoteNotTrimmed; | |
7c673cae FG |
1395 | for (log_iter = log_entries.begin(); log_iter != log_entries.end(); ++log_iter) { |
1396 | ldout(sync_env->cct, 20) << __func__ << ":" << __LINE__ << ": shard_id=" << shard_id << " log_entry: " << log_iter->log_id << ":" << log_iter->log_timestamp << ":" << log_iter->entry.key << dendl; | |
1397 | if (!marker_tracker->index_key_to_marker(log_iter->entry.key, log_iter->log_id)) { | |
1398 | ldout(sync_env->cct, 20) << __func__ << ": skipping sync of entry: " << log_iter->log_id << ":" << log_iter->entry.key << " sync already in progress for bucket shard" << dendl; | |
1399 | marker_tracker->try_update_high_marker(log_iter->log_id, 0, log_iter->log_timestamp); | |
1400 | continue; | |
1401 | } | |
1402 | if (!marker_tracker->start(log_iter->log_id, 0, log_iter->log_timestamp)) { | |
1403 | ldout(sync_env->cct, 0) << "ERROR: cannot start syncing " << log_iter->log_id << ". Duplicate entry?" << dendl; | |
1404 | } else { | |
1405 | /* | |
1406 | * don't spawn the same key more than once. We can do that as long as we don't yield | |
1407 | */ | |
1408 | if (spawned_keys.find(log_iter->entry.key) == spawned_keys.end()) { | |
1409 | spawned_keys.insert(log_iter->entry.key); | |
1410 | spawn(new RGWDataSyncSingleEntryCR(sync_env, log_iter->entry.key, log_iter->log_id, marker_tracker, error_repo, false), false); | |
1411 | if (retcode < 0) { | |
1412 | stop_spawned_services(); | |
1413 | drain_all(); | |
1414 | return set_cr_error(retcode); | |
1415 | } | |
1416 | } | |
1417 | } | |
1418 | } | |
1419 | while ((int)num_spawned() > spawn_window) { | |
1420 | set_status() << "num_spawned() > spawn_window"; | |
1421 | yield wait_for_child(); | |
1422 | int ret; | |
31f18b77 | 1423 | while (collect(&ret, lease_stack.get())) { |
7c673cae FG |
1424 | if (ret < 0) { |
1425 | ldout(sync_env->cct, 0) << "ERROR: a sync operation returned error" << dendl; | |
1426 | /* we have reported this error */ | |
1427 | } | |
1428 | /* not waiting for child here */ | |
1429 | } | |
1430 | } | |
1431 | } | |
1432 | ldout(sync_env->cct, 20) << __func__ << ":" << __LINE__ << ": shard_id=" << shard_id << " datalog_marker=" << datalog_marker << " sync_marker.marker=" << sync_marker.marker << dendl; | |
181888fb | 1433 | if (datalog_marker == sync_marker.marker || remote_trimmed == RemoteTrimmed) { |
7c673cae FG |
1434 | #define INCREMENTAL_INTERVAL 20 |
1435 | yield wait(utime_t(INCREMENTAL_INTERVAL, 0)); | |
1436 | } | |
1437 | } while (true); | |
1438 | } | |
1439 | return 0; | |
1440 | } | |
1441 | void stop_spawned_services() { | |
1442 | lease_cr->go_down(); | |
1443 | if (error_repo) { | |
1444 | error_repo->finish(); | |
1445 | error_repo->put(); | |
1446 | error_repo = NULL; | |
1447 | } | |
1448 | } | |
1449 | }; | |
1450 | ||
1451 | class RGWDataSyncShardControlCR : public RGWBackoffControlCR { | |
1452 | RGWDataSyncEnv *sync_env; | |
1453 | ||
1454 | rgw_pool pool; | |
1455 | ||
1456 | uint32_t shard_id; | |
1457 | rgw_data_sync_marker sync_marker; | |
1458 | ||
1459 | public: | |
1460 | RGWDataSyncShardControlCR(RGWDataSyncEnv *_sync_env, rgw_pool& _pool, | |
1461 | uint32_t _shard_id, rgw_data_sync_marker& _marker) : RGWBackoffControlCR(_sync_env->cct, false), | |
1462 | sync_env(_sync_env), | |
1463 | pool(_pool), | |
1464 | shard_id(_shard_id), | |
1465 | sync_marker(_marker) { | |
1466 | } | |
1467 | ||
1468 | RGWCoroutine *alloc_cr() override { | |
1469 | return new RGWDataSyncShardCR(sync_env, pool, shard_id, sync_marker, backoff_ptr()); | |
1470 | } | |
1471 | ||
1472 | RGWCoroutine *alloc_finisher_cr() override { | |
1473 | RGWRados *store = sync_env->store; | |
1474 | return new RGWSimpleRadosReadCR<rgw_data_sync_marker>(sync_env->async_rados, store, | |
1475 | rgw_raw_obj(store->get_zone_params().log_pool, RGWDataSyncStatusManager::shard_obj_name(sync_env->source_zone, shard_id)), | |
1476 | &sync_marker); | |
1477 | } | |
1478 | ||
1479 | void append_modified_shards(set<string>& keys) { | |
1480 | Mutex::Locker l(cr_lock()); | |
1481 | ||
1482 | RGWDataSyncShardCR *cr = static_cast<RGWDataSyncShardCR *>(get_cr()); | |
1483 | if (!cr) { | |
1484 | return; | |
1485 | } | |
1486 | ||
1487 | cr->append_modified_shards(keys); | |
1488 | } | |
1489 | }; | |
1490 | ||
1491 | class RGWDataSyncCR : public RGWCoroutine { | |
1492 | RGWDataSyncEnv *sync_env; | |
1493 | uint32_t num_shards; | |
1494 | ||
1495 | rgw_data_sync_status sync_status; | |
1496 | ||
1497 | RGWDataSyncShardMarkerTrack *marker_tracker; | |
1498 | ||
1499 | Mutex shard_crs_lock; | |
1500 | map<int, RGWDataSyncShardControlCR *> shard_crs; | |
1501 | ||
1502 | bool *reset_backoff; | |
1503 | ||
1504 | RGWDataSyncDebugLogger logger; | |
31f18b77 FG |
1505 | |
1506 | RGWDataSyncModule *data_sync_module{nullptr}; | |
7c673cae FG |
1507 | public: |
1508 | RGWDataSyncCR(RGWDataSyncEnv *_sync_env, uint32_t _num_shards, bool *_reset_backoff) : RGWCoroutine(_sync_env->cct), | |
1509 | sync_env(_sync_env), | |
1510 | num_shards(_num_shards), | |
1511 | marker_tracker(NULL), | |
1512 | shard_crs_lock("RGWDataSyncCR::shard_crs_lock"), | |
1513 | reset_backoff(_reset_backoff), logger(sync_env, "Data", "all") { | |
31f18b77 | 1514 | |
7c673cae FG |
1515 | } |
1516 | ||
1517 | ~RGWDataSyncCR() override { | |
1518 | for (auto iter : shard_crs) { | |
1519 | iter.second->put(); | |
1520 | } | |
1521 | } | |
1522 | ||
1523 | int operate() override { | |
1524 | reenter(this) { | |
1525 | ||
1526 | /* read sync status */ | |
1527 | yield call(new RGWReadDataSyncStatusCoroutine(sync_env, &sync_status)); | |
1528 | ||
31f18b77 FG |
1529 | data_sync_module = sync_env->sync_module->get_data_handler(); |
1530 | ||
224ce89b | 1531 | if (retcode < 0 && retcode != -ENOENT) { |
7c673cae FG |
1532 | ldout(sync_env->cct, 0) << "ERROR: failed to fetch sync status, retcode=" << retcode << dendl; |
1533 | return set_cr_error(retcode); | |
1534 | } | |
1535 | ||
1536 | /* state: init status */ | |
1537 | if ((rgw_data_sync_info::SyncState)sync_status.sync_info.state == rgw_data_sync_info::StateInit) { | |
1538 | ldout(sync_env->cct, 20) << __func__ << "(): init" << dendl; | |
224ce89b | 1539 | sync_status.sync_info.num_shards = num_shards; |
31f18b77 FG |
1540 | uint64_t instance_id; |
1541 | get_random_bytes((char *)&instance_id, sizeof(instance_id)); | |
1542 | yield call(new RGWInitDataSyncStatusCoroutine(sync_env, num_shards, instance_id, &sync_status)); | |
7c673cae FG |
1543 | if (retcode < 0) { |
1544 | ldout(sync_env->cct, 0) << "ERROR: failed to init sync, retcode=" << retcode << dendl; | |
1545 | return set_cr_error(retcode); | |
1546 | } | |
1547 | // sets state = StateBuildingFullSyncMaps | |
1548 | ||
1549 | *reset_backoff = true; | |
1550 | } | |
1551 | ||
31f18b77 FG |
1552 | data_sync_module->init(sync_env, sync_status.sync_info.instance_id); |
1553 | ||
7c673cae | 1554 | if ((rgw_data_sync_info::SyncState)sync_status.sync_info.state == rgw_data_sync_info::StateBuildingFullSyncMaps) { |
31f18b77 | 1555 | /* call sync module init here */ |
b32b8144 | 1556 | sync_status.sync_info.num_shards = num_shards; |
31f18b77 FG |
1557 | yield call(data_sync_module->init_sync(sync_env)); |
1558 | if (retcode < 0) { | |
1559 | ldout(sync_env->cct, 0) << "ERROR: sync module init_sync() failed, retcode=" << retcode << dendl; | |
1560 | return set_cr_error(retcode); | |
1561 | } | |
7c673cae FG |
1562 | /* state: building full sync maps */ |
1563 | ldout(sync_env->cct, 20) << __func__ << "(): building full sync maps" << dendl; | |
1564 | yield call(new RGWListBucketIndexesCR(sync_env, &sync_status)); | |
1565 | if (retcode < 0) { | |
1566 | ldout(sync_env->cct, 0) << "ERROR: failed to build full sync maps, retcode=" << retcode << dendl; | |
1567 | return set_cr_error(retcode); | |
1568 | } | |
1569 | sync_status.sync_info.state = rgw_data_sync_info::StateSync; | |
1570 | ||
1571 | /* update new state */ | |
1572 | yield call(set_sync_info_cr()); | |
1573 | if (retcode < 0) { | |
1574 | ldout(sync_env->cct, 0) << "ERROR: failed to write sync status, retcode=" << retcode << dendl; | |
1575 | return set_cr_error(retcode); | |
1576 | } | |
1577 | ||
1578 | *reset_backoff = true; | |
1579 | } | |
1580 | ||
1581 | yield { | |
1582 | if ((rgw_data_sync_info::SyncState)sync_status.sync_info.state == rgw_data_sync_info::StateSync) { | |
1583 | for (map<uint32_t, rgw_data_sync_marker>::iterator iter = sync_status.sync_markers.begin(); | |
1584 | iter != sync_status.sync_markers.end(); ++iter) { | |
1585 | RGWDataSyncShardControlCR *cr = new RGWDataSyncShardControlCR(sync_env, sync_env->store->get_zone_params().log_pool, | |
1586 | iter->first, iter->second); | |
1587 | cr->get(); | |
1588 | shard_crs_lock.Lock(); | |
1589 | shard_crs[iter->first] = cr; | |
1590 | shard_crs_lock.Unlock(); | |
1591 | spawn(cr, true); | |
1592 | } | |
1593 | } | |
1594 | } | |
1595 | ||
1596 | return set_cr_done(); | |
1597 | } | |
1598 | return 0; | |
1599 | } | |
1600 | ||
1601 | RGWCoroutine *set_sync_info_cr() { | |
1602 | RGWRados *store = sync_env->store; | |
1603 | return new RGWSimpleRadosWriteCR<rgw_data_sync_info>(sync_env->async_rados, store, | |
1604 | rgw_raw_obj(store->get_zone_params().log_pool, RGWDataSyncStatusManager::sync_status_oid(sync_env->source_zone)), | |
1605 | sync_status.sync_info); | |
1606 | } | |
1607 | ||
1608 | void wakeup(int shard_id, set<string>& keys) { | |
1609 | Mutex::Locker l(shard_crs_lock); | |
1610 | map<int, RGWDataSyncShardControlCR *>::iterator iter = shard_crs.find(shard_id); | |
1611 | if (iter == shard_crs.end()) { | |
1612 | return; | |
1613 | } | |
1614 | iter->second->append_modified_shards(keys); | |
1615 | iter->second->wakeup(); | |
1616 | } | |
1617 | }; | |
1618 | ||
1619 | class RGWDefaultDataSyncModule : public RGWDataSyncModule { | |
1620 | public: | |
1621 | RGWDefaultDataSyncModule() {} | |
1622 | ||
31f18b77 FG |
1623 | RGWCoroutine *sync_object(RGWDataSyncEnv *sync_env, RGWBucketInfo& bucket_info, rgw_obj_key& key, uint64_t versioned_epoch, rgw_zone_set *zones_trace) override; |
1624 | RGWCoroutine *remove_object(RGWDataSyncEnv *sync_env, RGWBucketInfo& bucket_info, rgw_obj_key& key, real_time& mtime, bool versioned, uint64_t versioned_epoch, rgw_zone_set *zones_trace) override; | |
7c673cae | 1625 | RGWCoroutine *create_delete_marker(RGWDataSyncEnv *sync_env, RGWBucketInfo& bucket_info, rgw_obj_key& key, real_time& mtime, |
31f18b77 | 1626 | rgw_bucket_entry_owner& owner, bool versioned, uint64_t versioned_epoch, rgw_zone_set *zones_trace) override; |
7c673cae FG |
1627 | }; |
1628 | ||
1629 | class RGWDefaultSyncModuleInstance : public RGWSyncModuleInstance { | |
1630 | RGWDefaultDataSyncModule data_handler; | |
1631 | public: | |
1632 | RGWDefaultSyncModuleInstance() {} | |
1633 | RGWDataSyncModule *get_data_handler() override { | |
1634 | return &data_handler; | |
1635 | } | |
1636 | }; | |
1637 | ||
31f18b77 | 1638 | int RGWDefaultSyncModule::create_instance(CephContext *cct, map<string, string, ltstr_nocase>& config, RGWSyncModuleInstanceRef *instance) |
7c673cae FG |
1639 | { |
1640 | instance->reset(new RGWDefaultSyncModuleInstance()); | |
1641 | return 0; | |
1642 | } | |
1643 | ||
31f18b77 | 1644 | RGWCoroutine *RGWDefaultDataSyncModule::sync_object(RGWDataSyncEnv *sync_env, RGWBucketInfo& bucket_info, rgw_obj_key& key, uint64_t versioned_epoch, rgw_zone_set *zones_trace) |
7c673cae FG |
1645 | { |
1646 | return new RGWFetchRemoteObjCR(sync_env->async_rados, sync_env->store, sync_env->source_zone, bucket_info, | |
1647 | key, versioned_epoch, | |
31f18b77 | 1648 | true, zones_trace); |
7c673cae FG |
1649 | } |
1650 | ||
1651 | RGWCoroutine *RGWDefaultDataSyncModule::remove_object(RGWDataSyncEnv *sync_env, RGWBucketInfo& bucket_info, rgw_obj_key& key, | |
31f18b77 | 1652 | real_time& mtime, bool versioned, uint64_t versioned_epoch, rgw_zone_set *zones_trace) |
7c673cae FG |
1653 | { |
1654 | return new RGWRemoveObjCR(sync_env->async_rados, sync_env->store, sync_env->source_zone, | |
1655 | bucket_info, key, versioned, versioned_epoch, | |
31f18b77 | 1656 | NULL, NULL, false, &mtime, zones_trace); |
7c673cae FG |
1657 | } |
1658 | ||
1659 | RGWCoroutine *RGWDefaultDataSyncModule::create_delete_marker(RGWDataSyncEnv *sync_env, RGWBucketInfo& bucket_info, rgw_obj_key& key, real_time& mtime, | |
31f18b77 | 1660 | rgw_bucket_entry_owner& owner, bool versioned, uint64_t versioned_epoch, rgw_zone_set *zones_trace) |
7c673cae FG |
1661 | { |
1662 | return new RGWRemoveObjCR(sync_env->async_rados, sync_env->store, sync_env->source_zone, | |
1663 | bucket_info, key, versioned, versioned_epoch, | |
31f18b77 | 1664 | &owner.id, &owner.display_name, true, &mtime, zones_trace); |
7c673cae FG |
1665 | } |
1666 | ||
1667 | class RGWDataSyncControlCR : public RGWBackoffControlCR | |
1668 | { | |
1669 | RGWDataSyncEnv *sync_env; | |
1670 | uint32_t num_shards; | |
1671 | ||
3efd9988 | 1672 | static constexpr bool exit_on_error = false; // retry on all errors |
7c673cae | 1673 | public: |
3efd9988 | 1674 | RGWDataSyncControlCR(RGWDataSyncEnv *_sync_env, uint32_t _num_shards) : RGWBackoffControlCR(_sync_env->cct, exit_on_error), |
7c673cae FG |
1675 | sync_env(_sync_env), num_shards(_num_shards) { |
1676 | } | |
1677 | ||
1678 | RGWCoroutine *alloc_cr() override { | |
1679 | return new RGWDataSyncCR(sync_env, num_shards, backoff_ptr()); | |
1680 | } | |
1681 | ||
1682 | void wakeup(int shard_id, set<string>& keys) { | |
1683 | Mutex& m = cr_lock(); | |
1684 | ||
1685 | m.Lock(); | |
1686 | RGWDataSyncCR *cr = static_cast<RGWDataSyncCR *>(get_cr()); | |
1687 | if (!cr) { | |
1688 | m.Unlock(); | |
1689 | return; | |
1690 | } | |
1691 | ||
1692 | cr->get(); | |
1693 | m.Unlock(); | |
1694 | ||
1695 | if (cr) { | |
1696 | cr->wakeup(shard_id, keys); | |
1697 | } | |
1698 | ||
1699 | cr->put(); | |
1700 | } | |
1701 | }; | |
1702 | ||
1703 | void RGWRemoteDataLog::wakeup(int shard_id, set<string>& keys) { | |
1704 | RWLock::RLocker rl(lock); | |
1705 | if (!data_sync_cr) { | |
1706 | return; | |
1707 | } | |
1708 | data_sync_cr->wakeup(shard_id, keys); | |
1709 | } | |
1710 | ||
1711 | int RGWRemoteDataLog::run_sync(int num_shards) | |
1712 | { | |
1713 | lock.get_write(); | |
1714 | data_sync_cr = new RGWDataSyncControlCR(&sync_env, num_shards); | |
1715 | data_sync_cr->get(); // run() will drop a ref, so take another | |
1716 | lock.unlock(); | |
1717 | ||
1718 | int r = run(data_sync_cr); | |
1719 | ||
1720 | lock.get_write(); | |
1721 | data_sync_cr->put(); | |
1722 | data_sync_cr = NULL; | |
1723 | lock.unlock(); | |
1724 | ||
1725 | if (r < 0) { | |
1726 | ldout(store->ctx(), 0) << "ERROR: failed to run sync" << dendl; | |
1727 | return r; | |
1728 | } | |
1729 | return 0; | |
1730 | } | |
1731 | ||
1732 | int RGWDataSyncStatusManager::init() | |
1733 | { | |
1734 | auto zone_def_iter = store->zone_by_id.find(source_zone); | |
1735 | if (zone_def_iter == store->zone_by_id.end()) { | |
1736 | ldout(store->ctx(), 0) << "ERROR: failed to find zone config info for zone=" << source_zone << dendl; | |
1737 | return -EIO; | |
1738 | } | |
1739 | ||
1740 | auto& zone_def = zone_def_iter->second; | |
1741 | ||
1742 | if (!store->get_sync_modules_manager()->supports_data_export(zone_def.tier_type)) { | |
1743 | return -ENOTSUP; | |
1744 | } | |
1745 | ||
1746 | RGWZoneParams& zone_params = store->get_zone_params(); | |
1747 | ||
94b18763 FG |
1748 | if (sync_module == nullptr) { |
1749 | sync_module = store->get_sync_module(); | |
1750 | } | |
7c673cae FG |
1751 | |
1752 | conn = store->get_zone_conn_by_id(source_zone); | |
1753 | if (!conn) { | |
1754 | ldout(store->ctx(), 0) << "connection object to zone " << source_zone << " does not exist" << dendl; | |
1755 | return -EINVAL; | |
1756 | } | |
1757 | ||
1758 | error_logger = new RGWSyncErrorLogger(store, RGW_SYNC_ERROR_LOG_SHARD_PREFIX, ERROR_LOGGER_SHARDS); | |
1759 | ||
1760 | int r = source_log.init(source_zone, conn, error_logger, sync_module); | |
1761 | if (r < 0) { | |
1762 | lderr(store->ctx()) << "ERROR: failed to init remote log, r=" << r << dendl; | |
1763 | finalize(); | |
1764 | return r; | |
1765 | } | |
1766 | ||
1767 | rgw_datalog_info datalog_info; | |
1768 | r = source_log.read_log_info(&datalog_info); | |
1769 | if (r < 0) { | |
1770 | ldout(store->ctx(), 5) << "ERROR: master.read_log_info() returned r=" << r << dendl; | |
1771 | finalize(); | |
1772 | return r; | |
1773 | } | |
1774 | ||
1775 | num_shards = datalog_info.num_shards; | |
1776 | ||
1777 | for (int i = 0; i < num_shards; i++) { | |
1778 | shard_objs[i] = rgw_raw_obj(zone_params.log_pool, shard_obj_name(source_zone, i)); | |
1779 | } | |
1780 | ||
1781 | return 0; | |
1782 | } | |
1783 | ||
1784 | void RGWDataSyncStatusManager::finalize() | |
1785 | { | |
1786 | delete error_logger; | |
1787 | error_logger = nullptr; | |
1788 | } | |
1789 | ||
1790 | string RGWDataSyncStatusManager::sync_status_oid(const string& source_zone) | |
1791 | { | |
1792 | char buf[datalog_sync_status_oid_prefix.size() + source_zone.size() + 16]; | |
1793 | snprintf(buf, sizeof(buf), "%s.%s", datalog_sync_status_oid_prefix.c_str(), source_zone.c_str()); | |
1794 | ||
1795 | return string(buf); | |
1796 | } | |
1797 | ||
1798 | string RGWDataSyncStatusManager::shard_obj_name(const string& source_zone, int shard_id) | |
1799 | { | |
1800 | char buf[datalog_sync_status_shard_prefix.size() + source_zone.size() + 16]; | |
1801 | snprintf(buf, sizeof(buf), "%s.%s.%d", datalog_sync_status_shard_prefix.c_str(), source_zone.c_str(), shard_id); | |
1802 | ||
1803 | return string(buf); | |
1804 | } | |
1805 | ||
1806 | int RGWRemoteBucketLog::init(const string& _source_zone, RGWRESTConn *_conn, | |
1807 | const rgw_bucket& bucket, int shard_id, | |
1808 | RGWSyncErrorLogger *_error_logger, | |
1809 | RGWSyncModuleInstanceRef& _sync_module) | |
1810 | { | |
1811 | conn = _conn; | |
1812 | source_zone = _source_zone; | |
1813 | bs.bucket = bucket; | |
1814 | bs.shard_id = shard_id; | |
1815 | ||
b32b8144 FG |
1816 | sync_env.init(store->ctx(), store, conn, async_rados, http_manager, |
1817 | _error_logger, source_zone, _sync_module, nullptr); | |
7c673cae FG |
1818 | |
1819 | return 0; | |
1820 | } | |
1821 | ||
7c673cae FG |
1822 | class RGWReadRemoteBucketIndexLogInfoCR : public RGWCoroutine { |
1823 | RGWDataSyncEnv *sync_env; | |
1824 | const string instance_key; | |
1825 | ||
28e407b8 | 1826 | rgw_bucket_index_marker_info *info; |
7c673cae FG |
1827 | |
1828 | public: | |
1829 | RGWReadRemoteBucketIndexLogInfoCR(RGWDataSyncEnv *_sync_env, | |
1830 | const rgw_bucket_shard& bs, | |
28e407b8 | 1831 | rgw_bucket_index_marker_info *_info) |
7c673cae FG |
1832 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), |
1833 | instance_key(bs.get_key()), info(_info) {} | |
1834 | ||
1835 | int operate() override { | |
1836 | reenter(this) { | |
1837 | yield { | |
1838 | rgw_http_param_pair pairs[] = { { "type" , "bucket-index" }, | |
1839 | { "bucket-instance", instance_key.c_str() }, | |
1840 | { "info" , NULL }, | |
1841 | { NULL, NULL } }; | |
1842 | ||
1843 | string p = "/admin/log/"; | |
28e407b8 | 1844 | call(new RGWReadRESTResourceCR<rgw_bucket_index_marker_info>(sync_env->cct, sync_env->conn, sync_env->http_manager, p, pairs, info)); |
7c673cae FG |
1845 | } |
1846 | if (retcode < 0) { | |
1847 | return set_cr_error(retcode); | |
1848 | } | |
1849 | return set_cr_done(); | |
1850 | } | |
1851 | return 0; | |
1852 | } | |
1853 | }; | |
1854 | ||
1855 | class RGWInitBucketShardSyncStatusCoroutine : public RGWCoroutine { | |
1856 | RGWDataSyncEnv *sync_env; | |
1857 | ||
1858 | rgw_bucket_shard bs; | |
1859 | const string sync_status_oid; | |
1860 | ||
1861 | rgw_bucket_shard_sync_info& status; | |
1862 | ||
28e407b8 | 1863 | rgw_bucket_index_marker_info info; |
7c673cae FG |
1864 | public: |
1865 | RGWInitBucketShardSyncStatusCoroutine(RGWDataSyncEnv *_sync_env, | |
1866 | const rgw_bucket_shard& bs, | |
1867 | rgw_bucket_shard_sync_info& _status) | |
1868 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), bs(bs), | |
1869 | sync_status_oid(RGWBucketSyncStatusManager::status_oid(sync_env->source_zone, bs)), | |
1870 | status(_status) | |
1871 | {} | |
1872 | ||
1873 | int operate() override { | |
1874 | reenter(this) { | |
1875 | /* fetch current position in logs */ | |
1876 | yield call(new RGWReadRemoteBucketIndexLogInfoCR(sync_env, bs, &info)); | |
1877 | if (retcode < 0 && retcode != -ENOENT) { | |
1878 | ldout(cct, 0) << "ERROR: failed to fetch bucket index status" << dendl; | |
1879 | return set_cr_error(retcode); | |
1880 | } | |
1881 | yield { | |
7c673cae | 1882 | auto store = sync_env->store; |
c07f9fc5 FG |
1883 | rgw_raw_obj obj(store->get_zone_params().log_pool, sync_status_oid); |
1884 | ||
1885 | if (info.syncstopped) { | |
1886 | call(new RGWRadosRemoveCR(store, obj)); | |
1887 | } else { | |
1888 | status.state = rgw_bucket_shard_sync_info::StateFullSync; | |
1889 | status.inc_marker.position = info.max_marker; | |
1890 | map<string, bufferlist> attrs; | |
1891 | status.encode_all_attrs(attrs); | |
1892 | call(new RGWSimpleRadosWriteAttrsCR(sync_env->async_rados, store, obj, attrs)); | |
1893 | } | |
7c673cae FG |
1894 | } |
1895 | return set_cr_done(); | |
1896 | } | |
1897 | return 0; | |
1898 | } | |
1899 | }; | |
1900 | ||
1901 | RGWCoroutine *RGWRemoteBucketLog::init_sync_status_cr() | |
1902 | { | |
1903 | return new RGWInitBucketShardSyncStatusCoroutine(&sync_env, bs, init_status); | |
1904 | } | |
1905 | ||
1906 | template <class T> | |
1907 | static void decode_attr(CephContext *cct, map<string, bufferlist>& attrs, const string& attr_name, T *val) | |
1908 | { | |
1909 | map<string, bufferlist>::iterator iter = attrs.find(attr_name); | |
1910 | if (iter == attrs.end()) { | |
1911 | *val = T(); | |
1912 | return; | |
1913 | } | |
1914 | ||
1915 | bufferlist::iterator biter = iter->second.begin(); | |
1916 | try { | |
1917 | ::decode(*val, biter); | |
1918 | } catch (buffer::error& err) { | |
1919 | ldout(cct, 0) << "ERROR: failed to decode attribute: " << attr_name << dendl; | |
1920 | } | |
1921 | } | |
1922 | ||
1923 | void rgw_bucket_shard_sync_info::decode_from_attrs(CephContext *cct, map<string, bufferlist>& attrs) | |
1924 | { | |
1925 | decode_attr(cct, attrs, "state", &state); | |
1926 | decode_attr(cct, attrs, "full_marker", &full_marker); | |
1927 | decode_attr(cct, attrs, "inc_marker", &inc_marker); | |
1928 | } | |
1929 | ||
1930 | void rgw_bucket_shard_sync_info::encode_all_attrs(map<string, bufferlist>& attrs) | |
1931 | { | |
1932 | encode_state_attr(attrs); | |
1933 | full_marker.encode_attr(attrs); | |
1934 | inc_marker.encode_attr(attrs); | |
1935 | } | |
1936 | ||
1937 | void rgw_bucket_shard_sync_info::encode_state_attr(map<string, bufferlist>& attrs) | |
1938 | { | |
1939 | ::encode(state, attrs["state"]); | |
1940 | } | |
1941 | ||
1942 | void rgw_bucket_shard_full_sync_marker::encode_attr(map<string, bufferlist>& attrs) | |
1943 | { | |
1944 | ::encode(*this, attrs["full_marker"]); | |
1945 | } | |
1946 | ||
1947 | void rgw_bucket_shard_inc_sync_marker::encode_attr(map<string, bufferlist>& attrs) | |
1948 | { | |
1949 | ::encode(*this, attrs["inc_marker"]); | |
1950 | } | |
1951 | ||
1952 | class RGWReadBucketSyncStatusCoroutine : public RGWCoroutine { | |
1953 | RGWDataSyncEnv *sync_env; | |
1954 | string oid; | |
1955 | rgw_bucket_shard_sync_info *status; | |
1956 | ||
1957 | map<string, bufferlist> attrs; | |
1958 | public: | |
1959 | RGWReadBucketSyncStatusCoroutine(RGWDataSyncEnv *_sync_env, | |
1960 | const rgw_bucket_shard& bs, | |
1961 | rgw_bucket_shard_sync_info *_status) | |
1962 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), | |
1963 | oid(RGWBucketSyncStatusManager::status_oid(sync_env->source_zone, bs)), | |
1964 | status(_status) {} | |
1965 | int operate() override; | |
1966 | }; | |
1967 | ||
1968 | int RGWReadBucketSyncStatusCoroutine::operate() | |
1969 | { | |
1970 | reenter(this) { | |
1971 | yield call(new RGWSimpleRadosReadAttrsCR(sync_env->async_rados, sync_env->store, | |
1972 | rgw_raw_obj(sync_env->store->get_zone_params().log_pool, oid), | |
1973 | &attrs)); | |
1974 | if (retcode == -ENOENT) { | |
1975 | *status = rgw_bucket_shard_sync_info(); | |
1976 | return set_cr_done(); | |
1977 | } | |
1978 | if (retcode < 0) { | |
1979 | ldout(sync_env->cct, 0) << "ERROR: failed to call fetch bucket shard info oid=" << oid << " ret=" << retcode << dendl; | |
1980 | return set_cr_error(retcode); | |
1981 | } | |
1982 | status->decode_from_attrs(sync_env->cct, attrs); | |
1983 | return set_cr_done(); | |
1984 | } | |
1985 | return 0; | |
1986 | } | |
28e407b8 AA |
1987 | |
1988 | #define OMAP_READ_MAX_ENTRIES 10 | |
1989 | class RGWReadRecoveringBucketShardsCoroutine : public RGWCoroutine { | |
1990 | RGWDataSyncEnv *sync_env; | |
1991 | RGWRados *store; | |
1992 | ||
1993 | const int shard_id; | |
1994 | int max_entries; | |
1995 | ||
1996 | set<string>& recovering_buckets; | |
1997 | string marker; | |
1998 | string error_oid; | |
1999 | ||
2000 | set<string> error_entries; | |
2001 | int max_omap_entries; | |
2002 | int count; | |
2003 | ||
2004 | public: | |
2005 | RGWReadRecoveringBucketShardsCoroutine(RGWDataSyncEnv *_sync_env, const int _shard_id, | |
2006 | set<string>& _recovering_buckets, const int _max_entries) | |
2007 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), | |
2008 | store(sync_env->store), shard_id(_shard_id), max_entries(_max_entries), | |
2009 | recovering_buckets(_recovering_buckets), max_omap_entries(OMAP_READ_MAX_ENTRIES) | |
2010 | { | |
2011 | error_oid = RGWDataSyncStatusManager::shard_obj_name(sync_env->source_zone, shard_id) + ".retry"; | |
2012 | } | |
2013 | ||
2014 | int operate() override; | |
2015 | }; | |
2016 | ||
2017 | int RGWReadRecoveringBucketShardsCoroutine::operate() | |
2018 | { | |
2019 | reenter(this){ | |
2020 | //read recovering bucket shards | |
2021 | count = 0; | |
2022 | do { | |
2023 | yield call(new RGWRadosGetOmapKeysCR(store, rgw_raw_obj(store->get_zone_params().log_pool, error_oid), | |
2024 | marker, &error_entries, max_omap_entries)); | |
2025 | ||
2026 | if (retcode == -ENOENT) { | |
2027 | break; | |
2028 | } | |
2029 | ||
2030 | if (retcode < 0) { | |
2031 | ldout(sync_env->cct, 0) << "failed to read recovering bucket shards with " | |
2032 | << cpp_strerror(retcode) << dendl; | |
2033 | return set_cr_error(retcode); | |
2034 | } | |
2035 | ||
2036 | if (error_entries.empty()) { | |
2037 | break; | |
2038 | } | |
2039 | ||
2040 | count += error_entries.size(); | |
2041 | marker = *error_entries.rbegin(); | |
2042 | recovering_buckets.insert(error_entries.begin(), error_entries.end()); | |
2043 | }while((int)error_entries.size() == max_omap_entries && count < max_entries); | |
2044 | ||
2045 | return set_cr_done(); | |
2046 | } | |
2047 | ||
2048 | return 0; | |
2049 | } | |
2050 | ||
2051 | class RGWReadPendingBucketShardsCoroutine : public RGWCoroutine { | |
2052 | RGWDataSyncEnv *sync_env; | |
2053 | RGWRados *store; | |
2054 | ||
2055 | const int shard_id; | |
2056 | int max_entries; | |
2057 | ||
2058 | set<string>& pending_buckets; | |
2059 | string marker; | |
2060 | string status_oid; | |
2061 | ||
2062 | rgw_data_sync_marker* sync_marker; | |
2063 | int count; | |
2064 | ||
2065 | list<rgw_data_change_log_entry> log_entries; | |
2066 | bool truncated; | |
2067 | ||
2068 | public: | |
2069 | RGWReadPendingBucketShardsCoroutine(RGWDataSyncEnv *_sync_env, const int _shard_id, | |
2070 | set<string>& _pending_buckets, | |
2071 | rgw_data_sync_marker* _sync_marker, const int _max_entries) | |
2072 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), | |
2073 | store(sync_env->store), shard_id(_shard_id), max_entries(_max_entries), | |
2074 | pending_buckets(_pending_buckets), sync_marker(_sync_marker) | |
2075 | { | |
2076 | status_oid = RGWDataSyncStatusManager::shard_obj_name(sync_env->source_zone, shard_id); | |
2077 | } | |
2078 | ||
2079 | int operate() override; | |
2080 | }; | |
2081 | ||
2082 | int RGWReadPendingBucketShardsCoroutine::operate() | |
2083 | { | |
2084 | reenter(this){ | |
2085 | //read sync status marker | |
2086 | using CR = RGWSimpleRadosReadCR<rgw_data_sync_marker>; | |
2087 | yield call(new CR(sync_env->async_rados, store, | |
2088 | rgw_raw_obj(store->get_zone_params().log_pool, status_oid), | |
2089 | sync_marker)); | |
2090 | if (retcode < 0) { | |
2091 | ldout(sync_env->cct,0) << "failed to read sync status marker with " | |
2092 | << cpp_strerror(retcode) << dendl; | |
2093 | return set_cr_error(retcode); | |
2094 | } | |
2095 | ||
2096 | //read pending bucket shards | |
2097 | marker = sync_marker->marker; | |
2098 | count = 0; | |
2099 | do{ | |
2100 | yield call(new RGWReadRemoteDataLogShardCR(sync_env, shard_id, &marker, &log_entries, &truncated)); | |
2101 | ||
2102 | if (retcode == -ENOENT) { | |
2103 | break; | |
2104 | } | |
2105 | ||
2106 | if (retcode < 0) { | |
2107 | ldout(sync_env->cct,0) << "failed to read remote data log info with " | |
2108 | << cpp_strerror(retcode) << dendl; | |
2109 | return set_cr_error(retcode); | |
2110 | } | |
2111 | ||
2112 | if (log_entries.empty()) { | |
2113 | break; | |
2114 | } | |
2115 | ||
2116 | count += log_entries.size(); | |
2117 | for (const auto& entry : log_entries) { | |
2118 | pending_buckets.insert(entry.entry.key); | |
2119 | } | |
2120 | }while(truncated && count < max_entries); | |
2121 | ||
2122 | return set_cr_done(); | |
2123 | } | |
2124 | ||
2125 | return 0; | |
2126 | } | |
2127 | ||
2128 | int RGWRemoteDataLog::read_shard_status(int shard_id, set<string>& pending_buckets, set<string>& recovering_buckets, rgw_data_sync_marker *sync_marker, const int max_entries) | |
2129 | { | |
2130 | // cannot run concurrently with run_sync(), so run in a separate manager | |
2131 | RGWCoroutinesManager crs(store->ctx(), store->get_cr_registry()); | |
2132 | RGWHTTPManager http_manager(store->ctx(), crs.get_completion_mgr()); | |
2133 | int ret = http_manager.set_threaded(); | |
2134 | if (ret < 0) { | |
2135 | ldout(store->ctx(), 0) << "failed in http_manager.start() ret=" << ret << dendl; | |
2136 | return ret; | |
2137 | } | |
2138 | RGWDataSyncEnv sync_env_local = sync_env; | |
2139 | sync_env_local.http_manager = &http_manager; | |
2140 | list<RGWCoroutinesStack *> stacks; | |
2141 | RGWCoroutinesStack* recovering_stack = new RGWCoroutinesStack(store->ctx(), &crs); | |
2142 | recovering_stack->call(new RGWReadRecoveringBucketShardsCoroutine(&sync_env_local, shard_id, recovering_buckets, max_entries)); | |
2143 | stacks.push_back(recovering_stack); | |
2144 | RGWCoroutinesStack* pending_stack = new RGWCoroutinesStack(store->ctx(), &crs); | |
2145 | pending_stack->call(new RGWReadPendingBucketShardsCoroutine(&sync_env_local, shard_id, pending_buckets, sync_marker, max_entries)); | |
2146 | stacks.push_back(pending_stack); | |
2147 | ret = crs.run(stacks); | |
2148 | http_manager.stop(); | |
2149 | return ret; | |
2150 | } | |
2151 | ||
7c673cae FG |
2152 | RGWCoroutine *RGWRemoteBucketLog::read_sync_status_cr(rgw_bucket_shard_sync_info *sync_status) |
2153 | { | |
2154 | return new RGWReadBucketSyncStatusCoroutine(&sync_env, bs, sync_status); | |
2155 | } | |
2156 | ||
2157 | RGWBucketSyncStatusManager::~RGWBucketSyncStatusManager() { | |
2158 | for (map<int, RGWRemoteBucketLog *>::iterator iter = source_logs.begin(); iter != source_logs.end(); ++iter) { | |
2159 | delete iter->second; | |
2160 | } | |
2161 | delete error_logger; | |
2162 | } | |
2163 | ||
2164 | ||
2165 | void rgw_bucket_entry_owner::decode_json(JSONObj *obj) | |
2166 | { | |
2167 | JSONDecoder::decode_json("ID", id, obj); | |
2168 | JSONDecoder::decode_json("DisplayName", display_name, obj); | |
2169 | } | |
2170 | ||
2171 | struct bucket_list_entry { | |
2172 | bool delete_marker; | |
2173 | rgw_obj_key key; | |
2174 | bool is_latest; | |
2175 | real_time mtime; | |
2176 | string etag; | |
2177 | uint64_t size; | |
2178 | string storage_class; | |
2179 | rgw_bucket_entry_owner owner; | |
2180 | uint64_t versioned_epoch; | |
2181 | string rgw_tag; | |
2182 | ||
2183 | bucket_list_entry() : delete_marker(false), is_latest(false), size(0), versioned_epoch(0) {} | |
2184 | ||
2185 | void decode_json(JSONObj *obj) { | |
2186 | JSONDecoder::decode_json("IsDeleteMarker", delete_marker, obj); | |
2187 | JSONDecoder::decode_json("Key", key.name, obj); | |
2188 | JSONDecoder::decode_json("VersionId", key.instance, obj); | |
2189 | JSONDecoder::decode_json("IsLatest", is_latest, obj); | |
2190 | string mtime_str; | |
2191 | JSONDecoder::decode_json("RgwxMtime", mtime_str, obj); | |
2192 | ||
2193 | struct tm t; | |
2194 | uint32_t nsec; | |
2195 | if (parse_iso8601(mtime_str.c_str(), &t, &nsec)) { | |
2196 | ceph_timespec ts; | |
2197 | ts.tv_sec = (uint64_t)internal_timegm(&t); | |
2198 | ts.tv_nsec = nsec; | |
2199 | mtime = real_clock::from_ceph_timespec(ts); | |
2200 | } | |
2201 | JSONDecoder::decode_json("ETag", etag, obj); | |
2202 | JSONDecoder::decode_json("Size", size, obj); | |
2203 | JSONDecoder::decode_json("StorageClass", storage_class, obj); | |
2204 | JSONDecoder::decode_json("Owner", owner, obj); | |
2205 | JSONDecoder::decode_json("VersionedEpoch", versioned_epoch, obj); | |
2206 | JSONDecoder::decode_json("RgwxTag", rgw_tag, obj); | |
2207 | } | |
2208 | }; | |
2209 | ||
2210 | struct bucket_list_result { | |
2211 | string name; | |
2212 | string prefix; | |
2213 | string key_marker; | |
2214 | string version_id_marker; | |
2215 | int max_keys; | |
2216 | bool is_truncated; | |
2217 | list<bucket_list_entry> entries; | |
2218 | ||
2219 | bucket_list_result() : max_keys(0), is_truncated(false) {} | |
2220 | ||
2221 | void decode_json(JSONObj *obj) { | |
2222 | JSONDecoder::decode_json("Name", name, obj); | |
2223 | JSONDecoder::decode_json("Prefix", prefix, obj); | |
2224 | JSONDecoder::decode_json("KeyMarker", key_marker, obj); | |
2225 | JSONDecoder::decode_json("VersionIdMarker", version_id_marker, obj); | |
2226 | JSONDecoder::decode_json("MaxKeys", max_keys, obj); | |
2227 | JSONDecoder::decode_json("IsTruncated", is_truncated, obj); | |
2228 | JSONDecoder::decode_json("Entries", entries, obj); | |
2229 | } | |
2230 | }; | |
2231 | ||
2232 | class RGWListBucketShardCR: public RGWCoroutine { | |
2233 | RGWDataSyncEnv *sync_env; | |
2234 | const rgw_bucket_shard& bs; | |
2235 | const string instance_key; | |
2236 | rgw_obj_key marker_position; | |
2237 | ||
2238 | bucket_list_result *result; | |
2239 | ||
2240 | public: | |
2241 | RGWListBucketShardCR(RGWDataSyncEnv *_sync_env, const rgw_bucket_shard& bs, | |
2242 | rgw_obj_key& _marker_position, bucket_list_result *_result) | |
2243 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), bs(bs), | |
2244 | instance_key(bs.get_key()), marker_position(_marker_position), | |
2245 | result(_result) {} | |
2246 | ||
2247 | int operate() override { | |
2248 | reenter(this) { | |
2249 | yield { | |
2250 | rgw_http_param_pair pairs[] = { { "rgwx-bucket-instance", instance_key.c_str() }, | |
2251 | { "versions" , NULL }, | |
2252 | { "format" , "json" }, | |
2253 | { "objs-container" , "true" }, | |
2254 | { "key-marker" , marker_position.name.c_str() }, | |
2255 | { "version-id-marker" , marker_position.instance.c_str() }, | |
2256 | { NULL, NULL } }; | |
2257 | // don't include tenant in the url, it's already part of instance_key | |
2258 | string p = string("/") + bs.bucket.name; | |
2259 | call(new RGWReadRESTResourceCR<bucket_list_result>(sync_env->cct, sync_env->conn, sync_env->http_manager, p, pairs, result)); | |
2260 | } | |
2261 | if (retcode < 0) { | |
2262 | return set_cr_error(retcode); | |
2263 | } | |
2264 | return set_cr_done(); | |
2265 | } | |
2266 | return 0; | |
2267 | } | |
2268 | }; | |
2269 | ||
2270 | class RGWListBucketIndexLogCR: public RGWCoroutine { | |
2271 | RGWDataSyncEnv *sync_env; | |
2272 | const string instance_key; | |
2273 | string marker; | |
2274 | ||
2275 | list<rgw_bi_log_entry> *result; | |
2276 | ||
2277 | public: | |
2278 | RGWListBucketIndexLogCR(RGWDataSyncEnv *_sync_env, const rgw_bucket_shard& bs, | |
2279 | string& _marker, list<rgw_bi_log_entry> *_result) | |
2280 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), | |
2281 | instance_key(bs.get_key()), marker(_marker), result(_result) {} | |
2282 | ||
2283 | int operate() override { | |
2284 | reenter(this) { | |
2285 | yield { | |
2286 | rgw_http_param_pair pairs[] = { { "bucket-instance", instance_key.c_str() }, | |
2287 | { "format" , "json" }, | |
2288 | { "marker" , marker.c_str() }, | |
2289 | { "type", "bucket-index" }, | |
2290 | { NULL, NULL } }; | |
2291 | ||
2292 | call(new RGWReadRESTResourceCR<list<rgw_bi_log_entry> >(sync_env->cct, sync_env->conn, sync_env->http_manager, "/admin/log", pairs, result)); | |
2293 | } | |
2294 | if (retcode < 0) { | |
2295 | return set_cr_error(retcode); | |
2296 | } | |
2297 | return set_cr_done(); | |
2298 | } | |
2299 | return 0; | |
2300 | } | |
2301 | }; | |
2302 | ||
2303 | #define BUCKET_SYNC_UPDATE_MARKER_WINDOW 10 | |
2304 | ||
2305 | class RGWBucketFullSyncShardMarkerTrack : public RGWSyncShardMarkerTrack<rgw_obj_key, rgw_obj_key> { | |
2306 | RGWDataSyncEnv *sync_env; | |
2307 | ||
2308 | string marker_oid; | |
2309 | rgw_bucket_shard_full_sync_marker sync_marker; | |
2310 | ||
2311 | public: | |
2312 | RGWBucketFullSyncShardMarkerTrack(RGWDataSyncEnv *_sync_env, | |
2313 | const string& _marker_oid, | |
2314 | const rgw_bucket_shard_full_sync_marker& _marker) : RGWSyncShardMarkerTrack(BUCKET_SYNC_UPDATE_MARKER_WINDOW), | |
2315 | sync_env(_sync_env), | |
2316 | marker_oid(_marker_oid), | |
2317 | sync_marker(_marker) {} | |
2318 | ||
2319 | RGWCoroutine *store_marker(const rgw_obj_key& new_marker, uint64_t index_pos, const real_time& timestamp) override { | |
2320 | sync_marker.position = new_marker; | |
2321 | sync_marker.count = index_pos; | |
2322 | ||
2323 | map<string, bufferlist> attrs; | |
2324 | sync_marker.encode_attr(attrs); | |
2325 | ||
2326 | RGWRados *store = sync_env->store; | |
2327 | ||
2328 | ldout(sync_env->cct, 20) << __func__ << "(): updating marker marker_oid=" << marker_oid << " marker=" << new_marker << dendl; | |
2329 | return new RGWSimpleRadosWriteAttrsCR(sync_env->async_rados, store, | |
2330 | rgw_raw_obj(store->get_zone_params().log_pool, marker_oid), | |
2331 | attrs); | |
2332 | } | |
2333 | }; | |
2334 | ||
2335 | class RGWBucketIncSyncShardMarkerTrack : public RGWSyncShardMarkerTrack<string, rgw_obj_key> { | |
2336 | RGWDataSyncEnv *sync_env; | |
2337 | ||
2338 | string marker_oid; | |
2339 | rgw_bucket_shard_inc_sync_marker sync_marker; | |
2340 | ||
2341 | map<rgw_obj_key, string> key_to_marker; | |
2342 | map<string, rgw_obj_key> marker_to_key; | |
2343 | ||
2344 | void handle_finish(const string& marker) override { | |
2345 | map<string, rgw_obj_key>::iterator iter = marker_to_key.find(marker); | |
2346 | if (iter == marker_to_key.end()) { | |
2347 | return; | |
2348 | } | |
2349 | key_to_marker.erase(iter->second); | |
2350 | reset_need_retry(iter->second); | |
2351 | marker_to_key.erase(iter); | |
2352 | } | |
2353 | ||
2354 | public: | |
2355 | RGWBucketIncSyncShardMarkerTrack(RGWDataSyncEnv *_sync_env, | |
2356 | const string& _marker_oid, | |
2357 | const rgw_bucket_shard_inc_sync_marker& _marker) : RGWSyncShardMarkerTrack(BUCKET_SYNC_UPDATE_MARKER_WINDOW), | |
2358 | sync_env(_sync_env), | |
2359 | marker_oid(_marker_oid), | |
2360 | sync_marker(_marker) {} | |
2361 | ||
2362 | RGWCoroutine *store_marker(const string& new_marker, uint64_t index_pos, const real_time& timestamp) override { | |
2363 | sync_marker.position = new_marker; | |
2364 | ||
2365 | map<string, bufferlist> attrs; | |
2366 | sync_marker.encode_attr(attrs); | |
2367 | ||
2368 | RGWRados *store = sync_env->store; | |
2369 | ||
2370 | ldout(sync_env->cct, 20) << __func__ << "(): updating marker marker_oid=" << marker_oid << " marker=" << new_marker << dendl; | |
2371 | return new RGWSimpleRadosWriteAttrsCR(sync_env->async_rados, | |
2372 | store, | |
2373 | rgw_raw_obj(store->get_zone_params().log_pool, marker_oid), | |
2374 | attrs); | |
2375 | } | |
2376 | ||
2377 | /* | |
2378 | * create index from key -> <op, marker>, and from marker -> key | |
2379 | * this is useful so that we can insure that we only have one | |
2380 | * entry for any key that is used. This is needed when doing | |
2381 | * incremenatl sync of data, and we don't want to run multiple | |
2382 | * concurrent sync operations for the same bucket shard | |
2383 | * Also, we should make sure that we don't run concurrent operations on the same key with | |
2384 | * different ops. | |
2385 | */ | |
2386 | bool index_key_to_marker(const rgw_obj_key& key, const string& marker) { | |
2387 | if (key_to_marker.find(key) != key_to_marker.end()) { | |
2388 | set_need_retry(key); | |
2389 | return false; | |
2390 | } | |
2391 | key_to_marker[key] = marker; | |
2392 | marker_to_key[marker] = key; | |
2393 | return true; | |
2394 | } | |
2395 | ||
2396 | bool can_do_op(const rgw_obj_key& key) { | |
2397 | return (key_to_marker.find(key) == key_to_marker.end()); | |
2398 | } | |
2399 | }; | |
2400 | ||
2401 | template <class T, class K> | |
2402 | class RGWBucketSyncSingleEntryCR : public RGWCoroutine { | |
2403 | RGWDataSyncEnv *sync_env; | |
2404 | ||
2405 | RGWBucketInfo *bucket_info; | |
2406 | const rgw_bucket_shard& bs; | |
2407 | ||
2408 | rgw_obj_key key; | |
2409 | bool versioned; | |
2410 | uint64_t versioned_epoch; | |
2411 | rgw_bucket_entry_owner owner; | |
2412 | real_time timestamp; | |
2413 | RGWModifyOp op; | |
2414 | RGWPendingState op_state; | |
2415 | ||
2416 | T entry_marker; | |
2417 | RGWSyncShardMarkerTrack<T, K> *marker_tracker; | |
2418 | ||
2419 | int sync_status; | |
2420 | ||
2421 | stringstream error_ss; | |
2422 | ||
2423 | RGWDataSyncDebugLogger logger; | |
2424 | ||
2425 | bool error_injection; | |
2426 | ||
2427 | RGWDataSyncModule *data_sync_module; | |
31f18b77 FG |
2428 | |
2429 | rgw_zone_set zones_trace; | |
7c673cae FG |
2430 | |
2431 | public: | |
2432 | RGWBucketSyncSingleEntryCR(RGWDataSyncEnv *_sync_env, | |
2433 | RGWBucketInfo *_bucket_info, | |
2434 | const rgw_bucket_shard& bs, | |
2435 | const rgw_obj_key& _key, bool _versioned, uint64_t _versioned_epoch, | |
2436 | real_time& _timestamp, | |
2437 | const rgw_bucket_entry_owner& _owner, | |
2438 | RGWModifyOp _op, RGWPendingState _op_state, | |
31f18b77 | 2439 | const T& _entry_marker, RGWSyncShardMarkerTrack<T, K> *_marker_tracker, rgw_zone_set& _zones_trace) : RGWCoroutine(_sync_env->cct), |
7c673cae FG |
2440 | sync_env(_sync_env), |
2441 | bucket_info(_bucket_info), bs(bs), | |
2442 | key(_key), versioned(_versioned), versioned_epoch(_versioned_epoch), | |
2443 | owner(_owner), | |
2444 | timestamp(_timestamp), op(_op), | |
2445 | op_state(_op_state), | |
2446 | entry_marker(_entry_marker), | |
2447 | marker_tracker(_marker_tracker), | |
31f18b77 | 2448 | sync_status(0){ |
7c673cae FG |
2449 | stringstream ss; |
2450 | ss << bucket_shard_str{bs} << "/" << key << "[" << versioned_epoch << "]"; | |
2451 | set_description() << "bucket sync single entry (source_zone=" << sync_env->source_zone << ") b=" << ss.str() << " log_entry=" << entry_marker << " op=" << (int)op << " op_state=" << (int)op_state; | |
2452 | ldout(sync_env->cct, 20) << "bucket sync single entry (source_zone=" << sync_env->source_zone << ") b=" << ss.str() << " log_entry=" << entry_marker << " op=" << (int)op << " op_state=" << (int)op_state << dendl; | |
2453 | set_status("init"); | |
2454 | ||
2455 | logger.init(sync_env, "Object", ss.str()); | |
2456 | ||
2457 | error_injection = (sync_env->cct->_conf->rgw_sync_data_inject_err_probability > 0); | |
2458 | ||
2459 | data_sync_module = sync_env->sync_module->get_data_handler(); | |
31f18b77 FG |
2460 | |
2461 | zones_trace = _zones_trace; | |
2462 | zones_trace.insert(sync_env->store->get_zone().id); | |
7c673cae FG |
2463 | } |
2464 | ||
2465 | int operate() override { | |
2466 | reenter(this) { | |
2467 | /* skip entries that are not complete */ | |
2468 | if (op_state != CLS_RGW_STATE_COMPLETE) { | |
2469 | goto done; | |
2470 | } | |
2471 | do { | |
2472 | yield { | |
2473 | marker_tracker->reset_need_retry(key); | |
2474 | if (key.name.empty()) { | |
2475 | /* shouldn't happen */ | |
2476 | set_status("skipping empty entry"); | |
2477 | ldout(sync_env->cct, 0) << "ERROR: " << __func__ << "(): entry with empty obj name, skipping" << dendl; | |
2478 | goto done; | |
2479 | } | |
2480 | if (error_injection && | |
2481 | rand() % 10000 < cct->_conf->rgw_sync_data_inject_err_probability * 10000.0) { | |
2482 | ldout(sync_env->cct, 0) << __func__ << ": injecting data sync error on key=" << key.name << dendl; | |
2483 | retcode = -EIO; | |
2484 | } else if (op == CLS_RGW_OP_ADD || | |
2485 | op == CLS_RGW_OP_LINK_OLH) { | |
2486 | if (op == CLS_RGW_OP_ADD && !key.instance.empty() && key.instance != "null") { | |
2487 | set_status("skipping entry"); | |
2488 | ldout(sync_env->cct, 10) << "bucket skipping sync obj: " << sync_env->source_zone << "/" << bucket_info->bucket << "/" << key << "[" << versioned_epoch << "]: versioned object will be synced on link_olh" << dendl; | |
2489 | goto done; | |
2490 | ||
2491 | } | |
2492 | set_status("syncing obj"); | |
2493 | ldout(sync_env->cct, 5) << "bucket sync: sync obj: " << sync_env->source_zone << "/" << bucket_info->bucket << "/" << key << "[" << versioned_epoch << "]" << dendl; | |
2494 | logger.log("fetch"); | |
31f18b77 | 2495 | call(data_sync_module->sync_object(sync_env, *bucket_info, key, versioned_epoch, &zones_trace)); |
7c673cae FG |
2496 | } else if (op == CLS_RGW_OP_DEL || op == CLS_RGW_OP_UNLINK_INSTANCE) { |
2497 | set_status("removing obj"); | |
2498 | if (op == CLS_RGW_OP_UNLINK_INSTANCE) { | |
2499 | versioned = true; | |
2500 | } | |
2501 | logger.log("remove"); | |
31f18b77 | 2502 | call(data_sync_module->remove_object(sync_env, *bucket_info, key, timestamp, versioned, versioned_epoch, &zones_trace)); |
7c673cae FG |
2503 | } else if (op == CLS_RGW_OP_LINK_OLH_DM) { |
2504 | logger.log("creating delete marker"); | |
2505 | set_status("creating delete marker"); | |
2506 | ldout(sync_env->cct, 10) << "creating delete marker: obj: " << sync_env->source_zone << "/" << bucket_info->bucket << "/" << key << "[" << versioned_epoch << "]" << dendl; | |
31f18b77 | 2507 | call(data_sync_module->create_delete_marker(sync_env, *bucket_info, key, timestamp, owner, versioned, versioned_epoch, &zones_trace)); |
7c673cae FG |
2508 | } |
2509 | } | |
2510 | } while (marker_tracker->need_retry(key)); | |
2511 | { | |
2512 | stringstream ss; | |
2513 | if (retcode >= 0) { | |
2514 | ss << "done"; | |
2515 | } else { | |
2516 | ss << "done, retcode=" << retcode; | |
2517 | } | |
2518 | logger.log(ss.str()); | |
2519 | } | |
2520 | ||
2521 | if (retcode < 0 && retcode != -ENOENT) { | |
2522 | set_status() << "failed to sync obj; retcode=" << retcode; | |
2523 | ldout(sync_env->cct, 0) << "ERROR: failed to sync object: " | |
2524 | << bucket_shard_str{bs} << "/" << key.name << dendl; | |
2525 | error_ss << bucket_shard_str{bs} << "/" << key.name; | |
2526 | sync_status = retcode; | |
2527 | } | |
2528 | if (!error_ss.str().empty()) { | |
28e407b8 | 2529 | yield call(sync_env->error_logger->log_error_cr(sync_env->conn->get_remote_id(), "data", error_ss.str(), -retcode, string("failed to sync object") + cpp_strerror(-sync_status))); |
7c673cae FG |
2530 | } |
2531 | done: | |
2532 | if (sync_status == 0) { | |
2533 | /* update marker */ | |
2534 | set_status() << "calling marker_tracker->finish(" << entry_marker << ")"; | |
2535 | yield call(marker_tracker->finish(entry_marker)); | |
2536 | sync_status = retcode; | |
2537 | } | |
2538 | if (sync_status < 0) { | |
2539 | return set_cr_error(sync_status); | |
2540 | } | |
2541 | return set_cr_done(); | |
2542 | } | |
2543 | return 0; | |
2544 | } | |
2545 | }; | |
2546 | ||
2547 | #define BUCKET_SYNC_SPAWN_WINDOW 20 | |
2548 | ||
2549 | class RGWBucketShardFullSyncCR : public RGWCoroutine { | |
2550 | RGWDataSyncEnv *sync_env; | |
2551 | const rgw_bucket_shard& bs; | |
2552 | RGWBucketInfo *bucket_info; | |
2553 | boost::intrusive_ptr<RGWContinuousLeaseCR> lease_cr; | |
2554 | bucket_list_result list_result; | |
2555 | list<bucket_list_entry>::iterator entries_iter; | |
2556 | rgw_bucket_shard_full_sync_marker& full_marker; | |
2557 | RGWBucketFullSyncShardMarkerTrack marker_tracker; | |
2558 | rgw_obj_key list_marker; | |
2559 | bucket_list_entry *entry{nullptr}; | |
2560 | RGWModifyOp op{CLS_RGW_OP_ADD}; | |
2561 | ||
2562 | int total_entries{0}; | |
2563 | ||
2564 | int sync_status{0}; | |
2565 | ||
2566 | const string& status_oid; | |
2567 | ||
2568 | RGWDataSyncDebugLogger logger; | |
31f18b77 | 2569 | rgw_zone_set zones_trace; |
7c673cae FG |
2570 | public: |
2571 | RGWBucketShardFullSyncCR(RGWDataSyncEnv *_sync_env, const rgw_bucket_shard& bs, | |
2572 | RGWBucketInfo *_bucket_info, | |
2573 | const std::string& status_oid, | |
2574 | RGWContinuousLeaseCR *lease_cr, | |
2575 | rgw_bucket_shard_full_sync_marker& _full_marker) | |
2576 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), bs(bs), | |
2577 | bucket_info(_bucket_info), lease_cr(lease_cr), full_marker(_full_marker), | |
2578 | marker_tracker(sync_env, status_oid, full_marker), | |
2579 | status_oid(status_oid) { | |
2580 | logger.init(sync_env, "BucketFull", bs.get_key()); | |
31f18b77 | 2581 | zones_trace.insert(sync_env->source_zone); |
7c673cae FG |
2582 | } |
2583 | ||
2584 | int operate() override; | |
2585 | }; | |
2586 | ||
2587 | int RGWBucketShardFullSyncCR::operate() | |
2588 | { | |
2589 | int ret; | |
2590 | reenter(this) { | |
2591 | list_marker = full_marker.position; | |
2592 | ||
2593 | total_entries = full_marker.count; | |
2594 | do { | |
2595 | if (!lease_cr->is_locked()) { | |
2596 | drain_all(); | |
2597 | return set_cr_error(-ECANCELED); | |
2598 | } | |
2599 | set_status("listing remote bucket"); | |
2600 | ldout(sync_env->cct, 20) << __func__ << "(): listing bucket for full sync" << dendl; | |
2601 | yield call(new RGWListBucketShardCR(sync_env, bs, list_marker, | |
2602 | &list_result)); | |
2603 | if (retcode < 0 && retcode != -ENOENT) { | |
2604 | set_status("failed bucket listing, going down"); | |
2605 | drain_all(); | |
2606 | return set_cr_error(retcode); | |
2607 | } | |
2608 | entries_iter = list_result.entries.begin(); | |
2609 | for (; entries_iter != list_result.entries.end(); ++entries_iter) { | |
2610 | if (!lease_cr->is_locked()) { | |
2611 | drain_all(); | |
2612 | return set_cr_error(-ECANCELED); | |
2613 | } | |
2614 | ldout(sync_env->cct, 20) << "[full sync] syncing object: " | |
2615 | << bucket_shard_str{bs} << "/" << entries_iter->key << dendl; | |
2616 | entry = &(*entries_iter); | |
2617 | total_entries++; | |
2618 | list_marker = entries_iter->key; | |
2619 | if (!marker_tracker.start(entry->key, total_entries, real_time())) { | |
2620 | ldout(sync_env->cct, 0) << "ERROR: cannot start syncing " << entry->key << ". Duplicate entry?" << dendl; | |
2621 | } else { | |
2622 | op = (entry->key.instance.empty() || entry->key.instance == "null" ? CLS_RGW_OP_ADD : CLS_RGW_OP_LINK_OLH); | |
7c673cae FG |
2623 | using SyncCR = RGWBucketSyncSingleEntryCR<rgw_obj_key, rgw_obj_key>; |
2624 | yield spawn(new SyncCR(sync_env, bucket_info, bs, entry->key, | |
2625 | false, /* versioned, only matters for object removal */ | |
2626 | entry->versioned_epoch, entry->mtime, | |
2627 | entry->owner, op, CLS_RGW_STATE_COMPLETE, | |
31f18b77 | 2628 | entry->key, &marker_tracker, zones_trace), |
7c673cae FG |
2629 | false); |
2630 | } | |
2631 | while (num_spawned() > BUCKET_SYNC_SPAWN_WINDOW) { | |
2632 | yield wait_for_child(); | |
2633 | bool again = true; | |
2634 | while (again) { | |
2635 | again = collect(&ret, nullptr); | |
2636 | if (ret < 0) { | |
2637 | ldout(sync_env->cct, 0) << "ERROR: a sync operation returned error" << dendl; | |
2638 | sync_status = ret; | |
2639 | /* we have reported this error */ | |
2640 | } | |
2641 | } | |
2642 | } | |
2643 | } | |
2644 | } while (list_result.is_truncated && sync_status == 0); | |
2645 | set_status("done iterating over all objects"); | |
2646 | /* wait for all operations to complete */ | |
2647 | while (num_spawned()) { | |
2648 | yield wait_for_child(); | |
2649 | bool again = true; | |
2650 | while (again) { | |
2651 | again = collect(&ret, nullptr); | |
2652 | if (ret < 0) { | |
2653 | ldout(sync_env->cct, 0) << "ERROR: a sync operation returned error" << dendl; | |
2654 | sync_status = ret; | |
2655 | /* we have reported this error */ | |
2656 | } | |
2657 | } | |
2658 | } | |
2659 | if (!lease_cr->is_locked()) { | |
2660 | return set_cr_error(-ECANCELED); | |
2661 | } | |
2662 | /* update sync state to incremental */ | |
2663 | if (sync_status == 0) { | |
2664 | yield { | |
2665 | rgw_bucket_shard_sync_info sync_status; | |
2666 | sync_status.state = rgw_bucket_shard_sync_info::StateIncrementalSync; | |
2667 | map<string, bufferlist> attrs; | |
2668 | sync_status.encode_state_attr(attrs); | |
2669 | RGWRados *store = sync_env->store; | |
2670 | call(new RGWSimpleRadosWriteAttrsCR(sync_env->async_rados, store, | |
2671 | rgw_raw_obj(store->get_zone_params().log_pool, status_oid), | |
2672 | attrs)); | |
2673 | } | |
2674 | } else { | |
2675 | ldout(sync_env->cct, 0) << "ERROR: failure in sync, backing out (sync_status=" << sync_status<< ")" << dendl; | |
2676 | } | |
2677 | if (retcode < 0 && sync_status == 0) { /* actually tried to set incremental state and failed */ | |
2678 | ldout(sync_env->cct, 0) << "ERROR: failed to set sync state on bucket " | |
2679 | << bucket_shard_str{bs} << " retcode=" << retcode << dendl; | |
2680 | return set_cr_error(retcode); | |
2681 | } | |
2682 | if (sync_status < 0) { | |
2683 | return set_cr_error(sync_status); | |
2684 | } | |
2685 | return set_cr_done(); | |
2686 | } | |
2687 | return 0; | |
2688 | } | |
2689 | ||
2690 | class RGWBucketShardIncrementalSyncCR : public RGWCoroutine { | |
2691 | RGWDataSyncEnv *sync_env; | |
2692 | const rgw_bucket_shard& bs; | |
2693 | RGWBucketInfo *bucket_info; | |
2694 | boost::intrusive_ptr<RGWContinuousLeaseCR> lease_cr; | |
2695 | list<rgw_bi_log_entry> list_result; | |
2696 | list<rgw_bi_log_entry>::iterator entries_iter; | |
2697 | map<pair<string, string>, pair<real_time, RGWModifyOp> > squash_map; | |
2698 | rgw_bucket_shard_inc_sync_marker& inc_marker; | |
2699 | rgw_obj_key key; | |
2700 | rgw_bi_log_entry *entry{nullptr}; | |
2701 | RGWBucketIncSyncShardMarkerTrack marker_tracker; | |
2702 | bool updated_status{false}; | |
2703 | const string& status_oid; | |
31f18b77 | 2704 | const string& zone_id; |
c07f9fc5 | 2705 | ceph::real_time sync_modify_time; |
7c673cae FG |
2706 | |
2707 | string cur_id; | |
2708 | ||
2709 | RGWDataSyncDebugLogger logger; | |
2710 | ||
2711 | int sync_status{0}; | |
c07f9fc5 | 2712 | bool syncstopped{false}; |
7c673cae FG |
2713 | |
2714 | public: | |
2715 | RGWBucketShardIncrementalSyncCR(RGWDataSyncEnv *_sync_env, | |
2716 | const rgw_bucket_shard& bs, | |
2717 | RGWBucketInfo *_bucket_info, | |
2718 | const std::string& status_oid, | |
2719 | RGWContinuousLeaseCR *lease_cr, | |
2720 | rgw_bucket_shard_inc_sync_marker& _inc_marker) | |
2721 | : RGWCoroutine(_sync_env->cct), sync_env(_sync_env), bs(bs), | |
2722 | bucket_info(_bucket_info), lease_cr(lease_cr), inc_marker(_inc_marker), | |
31f18b77 | 2723 | marker_tracker(sync_env, status_oid, inc_marker), status_oid(status_oid) , zone_id(_sync_env->store->get_zone().id){ |
7c673cae FG |
2724 | set_description() << "bucket shard incremental sync bucket=" |
2725 | << bucket_shard_str{bs}; | |
2726 | set_status("init"); | |
2727 | logger.init(sync_env, "BucketInc", bs.get_key()); | |
2728 | } | |
2729 | ||
2730 | int operate() override; | |
2731 | }; | |
2732 | ||
2733 | int RGWBucketShardIncrementalSyncCR::operate() | |
2734 | { | |
2735 | int ret; | |
2736 | reenter(this) { | |
2737 | do { | |
2738 | if (!lease_cr->is_locked()) { | |
2739 | drain_all(); | |
2740 | return set_cr_error(-ECANCELED); | |
2741 | } | |
c07f9fc5 | 2742 | ldout(sync_env->cct, 20) << __func__ << "(): listing bilog for incremental sync" << inc_marker.position << dendl; |
7c673cae FG |
2743 | set_status() << "listing bilog; position=" << inc_marker.position; |
2744 | yield call(new RGWListBucketIndexLogCR(sync_env, bs, inc_marker.position, | |
2745 | &list_result)); | |
c07f9fc5 | 2746 | if (retcode < 0 && retcode != -ENOENT ) { |
7c673cae | 2747 | drain_all(); |
c07f9fc5 FG |
2748 | if (!syncstopped) { |
2749 | /* wait for all operations to complete */ | |
2750 | return set_cr_error(retcode); | |
2751 | } else { | |
2752 | /* no need to retry */ | |
2753 | break; | |
2754 | } | |
7c673cae FG |
2755 | } |
2756 | squash_map.clear(); | |
2757 | for (auto& e : list_result) { | |
c07f9fc5 FG |
2758 | if (e.op == RGWModifyOp::CLS_RGW_OP_SYNCSTOP && (sync_modify_time < e.timestamp)) { |
2759 | ldout(sync_env->cct, 20) << " syncstop on " << e.timestamp << dendl; | |
2760 | sync_modify_time = e.timestamp; | |
2761 | syncstopped = true; | |
2762 | continue; | |
2763 | } | |
2764 | if (e.op == RGWModifyOp::CLS_RGW_OP_RESYNC && (sync_modify_time < e.timestamp)) { | |
2765 | ldout(sync_env->cct, 20) << " resync on " << e.timestamp << dendl; | |
2766 | sync_modify_time = e.timestamp; | |
2767 | syncstopped = false; | |
2768 | continue; | |
2769 | } | |
94b18763 FG |
2770 | if (e.op == CLS_RGW_OP_CANCEL) { |
2771 | continue; | |
2772 | } | |
7c673cae FG |
2773 | if (e.state != CLS_RGW_STATE_COMPLETE) { |
2774 | continue; | |
2775 | } | |
31f18b77 FG |
2776 | if (e.zones_trace.find(zone_id) != e.zones_trace.end()) { |
2777 | continue; | |
2778 | } | |
7c673cae FG |
2779 | auto& squash_entry = squash_map[make_pair(e.object, e.instance)]; |
2780 | if (squash_entry.first <= e.timestamp) { | |
2781 | squash_entry = make_pair<>(e.timestamp, e.op); | |
2782 | } | |
2783 | } | |
c07f9fc5 | 2784 | |
7c673cae FG |
2785 | entries_iter = list_result.begin(); |
2786 | for (; entries_iter != list_result.end(); ++entries_iter) { | |
2787 | if (!lease_cr->is_locked()) { | |
2788 | drain_all(); | |
2789 | return set_cr_error(-ECANCELED); | |
2790 | } | |
2791 | entry = &(*entries_iter); | |
2792 | { | |
2793 | ssize_t p = entry->id.find('#'); /* entries might have explicit shard info in them, e.g., 6#00000000004.94.3 */ | |
2794 | if (p < 0) { | |
2795 | cur_id = entry->id; | |
2796 | } else { | |
2797 | cur_id = entry->id.substr(p + 1); | |
2798 | } | |
2799 | } | |
2800 | inc_marker.position = cur_id; | |
2801 | ||
c07f9fc5 FG |
2802 | if (entry->op == RGWModifyOp::CLS_RGW_OP_SYNCSTOP || entry->op == RGWModifyOp::CLS_RGW_OP_RESYNC) { |
2803 | ldout(sync_env->cct, 20) << "detected syncstop or resync on " << entries_iter->timestamp << " , skipping entry" << dendl; | |
2804 | marker_tracker.try_update_high_marker(cur_id, 0, entry->timestamp); | |
2805 | continue; | |
2806 | } | |
2807 | ||
7c673cae FG |
2808 | if (!key.set(rgw_obj_index_key{entry->object, entry->instance})) { |
2809 | set_status() << "parse_raw_oid() on " << entry->object << " returned false, skipping entry"; | |
2810 | ldout(sync_env->cct, 20) << "parse_raw_oid() on " << entry->object << " returned false, skipping entry" << dendl; | |
2811 | marker_tracker.try_update_high_marker(cur_id, 0, entry->timestamp); | |
2812 | continue; | |
2813 | } | |
2814 | ||
2815 | ldout(sync_env->cct, 20) << "parsed entry: id=" << cur_id << " iter->object=" << entry->object << " iter->instance=" << entry->instance << " name=" << key.name << " instance=" << key.instance << " ns=" << key.ns << dendl; | |
2816 | ||
2817 | if (!key.ns.empty()) { | |
2818 | set_status() << "skipping entry in namespace: " << entry->object; | |
2819 | ldout(sync_env->cct, 20) << "skipping entry in namespace: " << entry->object << dendl; | |
2820 | marker_tracker.try_update_high_marker(cur_id, 0, entry->timestamp); | |
2821 | continue; | |
2822 | } | |
2823 | ||
2824 | set_status() << "got entry.id=" << cur_id << " key=" << key << " op=" << (int)entry->op; | |
2825 | if (entry->op == CLS_RGW_OP_CANCEL) { | |
2826 | set_status() << "canceled operation, skipping"; | |
2827 | ldout(sync_env->cct, 20) << "[inc sync] skipping object: " | |
2828 | << bucket_shard_str{bs} << "/" << key << ": canceled operation" << dendl; | |
2829 | marker_tracker.try_update_high_marker(cur_id, 0, entry->timestamp); | |
2830 | continue; | |
2831 | } | |
2832 | if (entry->state != CLS_RGW_STATE_COMPLETE) { | |
2833 | set_status() << "non-complete operation, skipping"; | |
2834 | ldout(sync_env->cct, 20) << "[inc sync] skipping object: " | |
2835 | << bucket_shard_str{bs} << "/" << key << ": non-complete operation" << dendl; | |
2836 | marker_tracker.try_update_high_marker(cur_id, 0, entry->timestamp); | |
2837 | continue; | |
2838 | } | |
31f18b77 FG |
2839 | if (entry->zones_trace.find(zone_id) != entry->zones_trace.end()) { |
2840 | set_status() << "redundant operation, skipping"; | |
2841 | ldout(sync_env->cct, 20) << "[inc sync] skipping object: " | |
2842 | <<bucket_shard_str{bs} <<"/"<<key<<": redundant operation" << dendl; | |
2843 | marker_tracker.try_update_high_marker(cur_id, 0, entry->timestamp); | |
2844 | continue; | |
2845 | } | |
7c673cae FG |
2846 | if (make_pair<>(entry->timestamp, entry->op) != squash_map[make_pair(entry->object, entry->instance)]) { |
2847 | set_status() << "squashed operation, skipping"; | |
2848 | ldout(sync_env->cct, 20) << "[inc sync] skipping object: " | |
2849 | << bucket_shard_str{bs} << "/" << key << ": squashed operation" << dendl; | |
2850 | /* not updating high marker though */ | |
2851 | continue; | |
2852 | } | |
2853 | ldout(sync_env->cct, 20) << "[inc sync] syncing object: " | |
2854 | << bucket_shard_str{bs} << "/" << key << dendl; | |
2855 | updated_status = false; | |
2856 | while (!marker_tracker.can_do_op(key)) { | |
2857 | if (!updated_status) { | |
2858 | set_status() << "can't do op, conflicting inflight operation"; | |
2859 | updated_status = true; | |
2860 | } | |
2861 | ldout(sync_env->cct, 5) << *this << ": [inc sync] can't do op on key=" << key << " need to wait for conflicting operation to complete" << dendl; | |
2862 | yield wait_for_child(); | |
2863 | bool again = true; | |
2864 | while (again) { | |
2865 | again = collect(&ret, nullptr); | |
2866 | if (ret < 0) { | |
2867 | ldout(sync_env->cct, 0) << "ERROR: a child operation returned error (ret=" << ret << ")" << dendl; | |
2868 | sync_status = ret; | |
2869 | /* we have reported this error */ | |
2870 | } | |
2871 | } | |
2872 | } | |
2873 | if (!marker_tracker.index_key_to_marker(key, cur_id)) { | |
2874 | set_status() << "can't do op, sync already in progress for object"; | |
2875 | ldout(sync_env->cct, 20) << __func__ << ": skipping sync of entry: " << cur_id << ":" << key << " sync already in progress for object" << dendl; | |
2876 | marker_tracker.try_update_high_marker(cur_id, 0, entry->timestamp); | |
2877 | continue; | |
2878 | } | |
2879 | // yield { | |
2880 | set_status() << "start object sync"; | |
2881 | if (!marker_tracker.start(cur_id, 0, entry->timestamp)) { | |
2882 | ldout(sync_env->cct, 0) << "ERROR: cannot start syncing " << cur_id << ". Duplicate entry?" << dendl; | |
2883 | } else { | |
2884 | uint64_t versioned_epoch = 0; | |
2885 | rgw_bucket_entry_owner owner(entry->owner, entry->owner_display_name); | |
2886 | if (entry->ver.pool < 0) { | |
2887 | versioned_epoch = entry->ver.epoch; | |
2888 | } | |
2889 | ldout(sync_env->cct, 20) << __func__ << "(): entry->timestamp=" << entry->timestamp << dendl; | |
2890 | using SyncCR = RGWBucketSyncSingleEntryCR<string, rgw_obj_key>; | |
2891 | spawn(new SyncCR(sync_env, bucket_info, bs, key, | |
2892 | entry->is_versioned(), versioned_epoch, | |
2893 | entry->timestamp, owner, entry->op, entry->state, | |
31f18b77 | 2894 | cur_id, &marker_tracker, entry->zones_trace), |
7c673cae FG |
2895 | false); |
2896 | } | |
2897 | // } | |
2898 | while (num_spawned() > BUCKET_SYNC_SPAWN_WINDOW) { | |
2899 | set_status() << "num_spawned() > spawn_window"; | |
2900 | yield wait_for_child(); | |
2901 | bool again = true; | |
2902 | while (again) { | |
2903 | again = collect(&ret, nullptr); | |
2904 | if (ret < 0) { | |
2905 | ldout(sync_env->cct, 0) << "ERROR: a sync operation returned error" << dendl; | |
2906 | sync_status = ret; | |
2907 | /* we have reported this error */ | |
2908 | } | |
2909 | /* not waiting for child here */ | |
2910 | } | |
2911 | } | |
2912 | } | |
2913 | } while (!list_result.empty() && sync_status == 0); | |
2914 | ||
c07f9fc5 FG |
2915 | if (syncstopped) { |
2916 | drain_all(); | |
2917 | ||
2918 | yield { | |
2919 | const string& oid = RGWBucketSyncStatusManager::status_oid(sync_env->source_zone, bs); | |
2920 | RGWRados *store = sync_env->store; | |
2921 | call(new RGWRadosRemoveCR(store, rgw_raw_obj{store->get_zone_params().log_pool, oid})); | |
2922 | } | |
2923 | lease_cr->abort(); | |
2924 | return set_cr_done(); | |
2925 | } | |
2926 | ||
7c673cae FG |
2927 | while (num_spawned()) { |
2928 | yield wait_for_child(); | |
2929 | bool again = true; | |
2930 | while (again) { | |
2931 | again = collect(&ret, nullptr); | |
2932 | if (ret < 0) { | |
2933 | ldout(sync_env->cct, 0) << "ERROR: a sync operation returned error" << dendl; | |
2934 | sync_status = ret; | |
2935 | /* we have reported this error */ | |
2936 | } | |
2937 | /* not waiting for child here */ | |
2938 | } | |
2939 | } | |
2940 | ||
2941 | yield call(marker_tracker.flush()); | |
2942 | if (retcode < 0) { | |
2943 | ldout(sync_env->cct, 0) << "ERROR: marker_tracker.flush() returned retcode=" << retcode << dendl; | |
2944 | return set_cr_error(retcode); | |
2945 | } | |
2946 | if (sync_status < 0) { | |
2947 | ldout(sync_env->cct, 0) << "ERROR: failure in sync, backing out (sync_status=" << sync_status<< ")" << dendl; | |
2948 | } | |
2949 | ||
2950 | /* wait for all operations to complete */ | |
2951 | drain_all(); | |
2952 | ||
2953 | if (sync_status < 0) { | |
2954 | return set_cr_error(sync_status); | |
2955 | } | |
2956 | ||
2957 | return set_cr_done(); | |
2958 | } | |
2959 | return 0; | |
2960 | } | |
2961 | ||
2962 | int RGWRunBucketSyncCoroutine::operate() | |
2963 | { | |
2964 | reenter(this) { | |
2965 | yield { | |
2966 | set_status("acquiring sync lock"); | |
2967 | auto store = sync_env->store; | |
31f18b77 FG |
2968 | lease_cr.reset(new RGWContinuousLeaseCR(sync_env->async_rados, store, |
2969 | rgw_raw_obj(store->get_zone_params().log_pool, status_oid), | |
2970 | "sync_lock", | |
2971 | cct->_conf->rgw_sync_lease_period, | |
2972 | this)); | |
2973 | lease_stack.reset(spawn(lease_cr.get(), false)); | |
7c673cae FG |
2974 | } |
2975 | while (!lease_cr->is_locked()) { | |
2976 | if (lease_cr->is_done()) { | |
2977 | ldout(cct, 5) << "lease cr failed, done early" << dendl; | |
2978 | set_status("lease lock failed, early abort"); | |
2979 | return set_cr_error(lease_cr->get_ret_status()); | |
2980 | } | |
2981 | set_sleeping(true); | |
2982 | yield; | |
2983 | } | |
2984 | ||
2985 | yield call(new RGWReadBucketSyncStatusCoroutine(sync_env, bs, &sync_status)); | |
2986 | if (retcode < 0 && retcode != -ENOENT) { | |
2987 | ldout(sync_env->cct, 0) << "ERROR: failed to read sync status for bucket=" | |
2988 | << bucket_shard_str{bs} << dendl; | |
2989 | lease_cr->go_down(); | |
2990 | drain_all(); | |
2991 | return set_cr_error(retcode); | |
2992 | } | |
2993 | ||
2994 | ldout(sync_env->cct, 20) << __func__ << "(): sync status for bucket " | |
2995 | << bucket_shard_str{bs} << ": " << sync_status.state << dendl; | |
2996 | ||
2997 | yield call(new RGWGetBucketInstanceInfoCR(sync_env->async_rados, sync_env->store, bs.bucket, &bucket_info)); | |
2998 | if (retcode == -ENOENT) { | |
2999 | /* bucket instance info has not been synced in yet, fetch it now */ | |
3000 | yield { | |
3001 | ldout(sync_env->cct, 10) << "no local info for bucket " | |
3002 | << bucket_str{bs.bucket} << ": fetching metadata" << dendl; | |
3003 | string raw_key = string("bucket.instance:") + bs.bucket.get_key(); | |
3004 | ||
3005 | meta_sync_env.init(cct, sync_env->store, sync_env->store->rest_master_conn, sync_env->async_rados, sync_env->http_manager, sync_env->error_logger); | |
3006 | ||
3007 | call(new RGWMetaSyncSingleEntryCR(&meta_sync_env, raw_key, | |
3008 | string() /* no marker */, | |
3009 | MDLOG_STATUS_COMPLETE, | |
3010 | NULL /* no marker tracker */)); | |
3011 | } | |
3012 | if (retcode < 0) { | |
3013 | ldout(sync_env->cct, 0) << "ERROR: failed to fetch bucket instance info for " << bucket_str{bs.bucket} << dendl; | |
3014 | lease_cr->go_down(); | |
3015 | drain_all(); | |
3016 | return set_cr_error(retcode); | |
3017 | } | |
3018 | ||
3019 | yield call(new RGWGetBucketInstanceInfoCR(sync_env->async_rados, sync_env->store, bs.bucket, &bucket_info)); | |
3020 | } | |
3021 | if (retcode < 0) { | |
3022 | ldout(sync_env->cct, 0) << "ERROR: failed to retrieve bucket info for bucket=" << bucket_str{bs.bucket} << dendl; | |
3023 | lease_cr->go_down(); | |
3024 | drain_all(); | |
3025 | return set_cr_error(retcode); | |
3026 | } | |
3027 | ||
3028 | if (sync_status.state == rgw_bucket_shard_sync_info::StateInit) { | |
3029 | yield call(new RGWInitBucketShardSyncStatusCoroutine(sync_env, bs, sync_status)); | |
3030 | if (retcode < 0) { | |
3031 | ldout(sync_env->cct, 0) << "ERROR: init sync on " << bucket_shard_str{bs} | |
3032 | << " failed, retcode=" << retcode << dendl; | |
3033 | lease_cr->go_down(); | |
3034 | drain_all(); | |
3035 | return set_cr_error(retcode); | |
3036 | } | |
3037 | } | |
3038 | ||
3039 | if (sync_status.state == rgw_bucket_shard_sync_info::StateFullSync) { | |
3040 | yield call(new RGWBucketShardFullSyncCR(sync_env, bs, &bucket_info, | |
3041 | status_oid, lease_cr.get(), | |
3042 | sync_status.full_marker)); | |
3043 | if (retcode < 0) { | |
3044 | ldout(sync_env->cct, 5) << "full sync on " << bucket_shard_str{bs} | |
3045 | << " failed, retcode=" << retcode << dendl; | |
3046 | lease_cr->go_down(); | |
3047 | drain_all(); | |
3048 | return set_cr_error(retcode); | |
3049 | } | |
3050 | sync_status.state = rgw_bucket_shard_sync_info::StateIncrementalSync; | |
3051 | } | |
3052 | ||
3053 | if (sync_status.state == rgw_bucket_shard_sync_info::StateIncrementalSync) { | |
3054 | yield call(new RGWBucketShardIncrementalSyncCR(sync_env, bs, &bucket_info, | |
3055 | status_oid, lease_cr.get(), | |
3056 | sync_status.inc_marker)); | |
3057 | if (retcode < 0) { | |
3058 | ldout(sync_env->cct, 5) << "incremental sync on " << bucket_shard_str{bs} | |
3059 | << " failed, retcode=" << retcode << dendl; | |
3060 | lease_cr->go_down(); | |
3061 | drain_all(); | |
3062 | return set_cr_error(retcode); | |
3063 | } | |
3064 | } | |
3065 | ||
3066 | lease_cr->go_down(); | |
3067 | drain_all(); | |
3068 | return set_cr_done(); | |
3069 | } | |
3070 | ||
3071 | return 0; | |
3072 | } | |
3073 | ||
3074 | RGWCoroutine *RGWRemoteBucketLog::run_sync_cr() | |
3075 | { | |
3076 | return new RGWRunBucketSyncCoroutine(&sync_env, bs); | |
3077 | } | |
3078 | ||
3079 | int RGWBucketSyncStatusManager::init() | |
3080 | { | |
3081 | conn = store->get_zone_conn_by_id(source_zone); | |
3082 | if (!conn) { | |
3083 | ldout(store->ctx(), 0) << "connection object to zone " << source_zone << " does not exist" << dendl; | |
3084 | return -EINVAL; | |
3085 | } | |
3086 | ||
3087 | int ret = http_manager.set_threaded(); | |
3088 | if (ret < 0) { | |
3089 | ldout(store->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret << dendl; | |
3090 | return ret; | |
3091 | } | |
3092 | ||
3093 | ||
3094 | const string key = bucket.get_key(); | |
3095 | ||
3096 | rgw_http_param_pair pairs[] = { { "key", key.c_str() }, | |
3097 | { NULL, NULL } }; | |
3098 | ||
3099 | string path = string("/admin/metadata/bucket.instance"); | |
3100 | ||
3101 | bucket_instance_meta_info result; | |
3102 | ret = cr_mgr.run(new RGWReadRESTResourceCR<bucket_instance_meta_info>(store->ctx(), conn, &http_manager, path, pairs, &result)); | |
3103 | if (ret < 0) { | |
3104 | ldout(store->ctx(), 0) << "ERROR: failed to fetch bucket metadata info from zone=" << source_zone << " path=" << path << " key=" << key << " ret=" << ret << dendl; | |
3105 | return ret; | |
3106 | } | |
3107 | ||
3108 | RGWBucketInfo& bi = result.data.get_bucket_info(); | |
3109 | num_shards = bi.num_shards; | |
3110 | ||
3111 | error_logger = new RGWSyncErrorLogger(store, RGW_SYNC_ERROR_LOG_SHARD_PREFIX, ERROR_LOGGER_SHARDS); | |
3112 | ||
3113 | sync_module.reset(new RGWDefaultSyncModuleInstance()); | |
3114 | ||
3115 | int effective_num_shards = (num_shards ? num_shards : 1); | |
3116 | ||
3117 | auto async_rados = store->get_async_rados(); | |
3118 | ||
3119 | for (int i = 0; i < effective_num_shards; i++) { | |
3120 | RGWRemoteBucketLog *l = new RGWRemoteBucketLog(store, this, async_rados, &http_manager); | |
3121 | ret = l->init(source_zone, conn, bucket, (num_shards ? i : -1), error_logger, sync_module); | |
3122 | if (ret < 0) { | |
3123 | ldout(store->ctx(), 0) << "ERROR: failed to initialize RGWRemoteBucketLog object" << dendl; | |
3124 | return ret; | |
3125 | } | |
3126 | source_logs[i] = l; | |
3127 | } | |
3128 | ||
3129 | return 0; | |
3130 | } | |
3131 | ||
3132 | int RGWBucketSyncStatusManager::init_sync_status() | |
3133 | { | |
3134 | list<RGWCoroutinesStack *> stacks; | |
3135 | ||
3136 | for (map<int, RGWRemoteBucketLog *>::iterator iter = source_logs.begin(); iter != source_logs.end(); ++iter) { | |
3137 | RGWCoroutinesStack *stack = new RGWCoroutinesStack(store->ctx(), &cr_mgr); | |
3138 | RGWRemoteBucketLog *l = iter->second; | |
3139 | stack->call(l->init_sync_status_cr()); | |
3140 | ||
3141 | stacks.push_back(stack); | |
3142 | } | |
3143 | ||
3144 | return cr_mgr.run(stacks); | |
3145 | } | |
3146 | ||
3147 | int RGWBucketSyncStatusManager::read_sync_status() | |
3148 | { | |
3149 | list<RGWCoroutinesStack *> stacks; | |
3150 | ||
3151 | for (map<int, RGWRemoteBucketLog *>::iterator iter = source_logs.begin(); iter != source_logs.end(); ++iter) { | |
3152 | RGWCoroutinesStack *stack = new RGWCoroutinesStack(store->ctx(), &cr_mgr); | |
3153 | RGWRemoteBucketLog *l = iter->second; | |
3154 | stack->call(l->read_sync_status_cr(&sync_status[iter->first])); | |
3155 | ||
3156 | stacks.push_back(stack); | |
3157 | } | |
3158 | ||
3159 | int ret = cr_mgr.run(stacks); | |
3160 | if (ret < 0) { | |
3161 | ldout(store->ctx(), 0) << "ERROR: failed to read sync status for " | |
3162 | << bucket_str{bucket} << dendl; | |
3163 | return ret; | |
3164 | } | |
3165 | ||
3166 | return 0; | |
3167 | } | |
3168 | ||
3169 | int RGWBucketSyncStatusManager::run() | |
3170 | { | |
3171 | list<RGWCoroutinesStack *> stacks; | |
3172 | ||
3173 | for (map<int, RGWRemoteBucketLog *>::iterator iter = source_logs.begin(); iter != source_logs.end(); ++iter) { | |
3174 | RGWCoroutinesStack *stack = new RGWCoroutinesStack(store->ctx(), &cr_mgr); | |
3175 | RGWRemoteBucketLog *l = iter->second; | |
3176 | stack->call(l->run_sync_cr()); | |
3177 | ||
3178 | stacks.push_back(stack); | |
3179 | } | |
3180 | ||
3181 | int ret = cr_mgr.run(stacks); | |
3182 | if (ret < 0) { | |
3183 | ldout(store->ctx(), 0) << "ERROR: failed to read sync status for " | |
3184 | << bucket_str{bucket} << dendl; | |
3185 | return ret; | |
3186 | } | |
3187 | ||
3188 | return 0; | |
3189 | } | |
3190 | ||
3191 | string RGWBucketSyncStatusManager::status_oid(const string& source_zone, | |
3192 | const rgw_bucket_shard& bs) | |
3193 | { | |
3194 | return bucket_status_oid_prefix + "." + source_zone + ":" + bs.get_key(); | |
3195 | } | |
3196 | ||
b32b8144 FG |
3197 | class RGWCollectBucketSyncStatusCR : public RGWShardCollectCR { |
3198 | static constexpr int max_concurrent_shards = 16; | |
3199 | RGWRados *const store; | |
3200 | RGWDataSyncEnv *const env; | |
3201 | const int num_shards; | |
3202 | rgw_bucket_shard bs; | |
3203 | ||
3204 | using Vector = std::vector<rgw_bucket_shard_sync_info>; | |
3205 | Vector::iterator i, end; | |
3206 | ||
3207 | public: | |
3208 | RGWCollectBucketSyncStatusCR(RGWRados *store, RGWDataSyncEnv *env, | |
3209 | int num_shards, const rgw_bucket& bucket, | |
3210 | Vector *status) | |
3211 | : RGWShardCollectCR(store->ctx(), max_concurrent_shards), | |
3212 | store(store), env(env), num_shards(num_shards), | |
3213 | bs(bucket, num_shards > 0 ? 0 : -1), // start at shard 0 or -1 | |
3214 | i(status->begin()), end(status->end()) | |
3215 | {} | |
3216 | ||
3217 | bool spawn_next() override { | |
3218 | if (i == end) { | |
3219 | return false; | |
3220 | } | |
3221 | spawn(new RGWReadBucketSyncStatusCoroutine(env, bs, &*i), false); | |
3222 | ++i; | |
3223 | ++bs.shard_id; | |
3224 | return true; | |
3225 | } | |
3226 | }; | |
3227 | ||
3228 | int rgw_bucket_sync_status(RGWRados *store, const std::string& source_zone, | |
28e407b8 | 3229 | const RGWBucketInfo& bucket_info, |
b32b8144 FG |
3230 | std::vector<rgw_bucket_shard_sync_info> *status) |
3231 | { | |
28e407b8 | 3232 | const auto num_shards = bucket_info.num_shards; |
b32b8144 | 3233 | status->clear(); |
28e407b8 | 3234 | status->resize(std::max<size_t>(1, num_shards)); |
b32b8144 FG |
3235 | |
3236 | RGWDataSyncEnv env; | |
3237 | RGWSyncModuleInstanceRef module; // null sync module | |
3238 | env.init(store->ctx(), store, nullptr, store->get_async_rados(), | |
3239 | nullptr, nullptr, source_zone, module, nullptr); | |
3240 | ||
3241 | RGWCoroutinesManager crs(store->ctx(), store->get_cr_registry()); | |
28e407b8 AA |
3242 | return crs.run(new RGWCollectBucketSyncStatusCR(store, &env, num_shards, |
3243 | bucket_info.bucket, status)); | |
b32b8144 FG |
3244 | } |
3245 | ||
7c673cae FG |
3246 | |
3247 | // TODO: move into rgw_data_sync_trim.cc | |
3248 | #undef dout_prefix | |
3249 | #define dout_prefix (*_dout << "data trim: ") | |
3250 | ||
3251 | namespace { | |
3252 | ||
3253 | /// return the marker that it's safe to trim up to | |
3254 | const std::string& get_stable_marker(const rgw_data_sync_marker& m) | |
3255 | { | |
3256 | return m.state == m.FullSync ? m.next_step_marker : m.marker; | |
3257 | } | |
3258 | ||
3259 | /// comparison operator for take_min_markers() | |
3260 | bool operator<(const rgw_data_sync_marker& lhs, | |
3261 | const rgw_data_sync_marker& rhs) | |
3262 | { | |
3263 | // sort by stable marker | |
3264 | return get_stable_marker(lhs) < get_stable_marker(rhs); | |
3265 | } | |
3266 | ||
3267 | /// populate the container starting with 'dest' with the minimum stable marker | |
3268 | /// of each shard for all of the peers in [first, last) | |
3269 | template <typename IterIn, typename IterOut> | |
3270 | void take_min_markers(IterIn first, IterIn last, IterOut dest) | |
3271 | { | |
3272 | if (first == last) { | |
3273 | return; | |
3274 | } | |
3275 | // initialize markers with the first peer's | |
3276 | auto m = dest; | |
3277 | for (auto &shard : first->sync_markers) { | |
3278 | *m = std::move(shard.second); | |
3279 | ++m; | |
3280 | } | |
3281 | // for remaining peers, replace with smaller markers | |
3282 | for (auto p = first + 1; p != last; ++p) { | |
3283 | m = dest; | |
3284 | for (auto &shard : p->sync_markers) { | |
3285 | if (shard.second < *m) { | |
3286 | *m = std::move(shard.second); | |
3287 | } | |
3288 | ++m; | |
3289 | } | |
3290 | } | |
3291 | } | |
3292 | ||
3293 | } // anonymous namespace | |
3294 | ||
3295 | class DataLogTrimCR : public RGWCoroutine { | |
3296 | RGWRados *store; | |
3297 | RGWHTTPManager *http; | |
3298 | const int num_shards; | |
3299 | const std::string& zone_id; //< my zone id | |
3300 | std::vector<rgw_data_sync_status> peer_status; //< sync status for each peer | |
3301 | std::vector<rgw_data_sync_marker> min_shard_markers; //< min marker per shard | |
3302 | std::vector<std::string>& last_trim; //< last trimmed marker per shard | |
3303 | int ret{0}; | |
3304 | ||
3305 | public: | |
3306 | DataLogTrimCR(RGWRados *store, RGWHTTPManager *http, | |
3307 | int num_shards, std::vector<std::string>& last_trim) | |
3308 | : RGWCoroutine(store->ctx()), store(store), http(http), | |
3309 | num_shards(num_shards), | |
3310 | zone_id(store->get_zone().id), | |
3311 | peer_status(store->zone_conn_map.size()), | |
3312 | min_shard_markers(num_shards), | |
3313 | last_trim(last_trim) | |
3314 | {} | |
3315 | ||
3316 | int operate() override; | |
3317 | }; | |
3318 | ||
3319 | int DataLogTrimCR::operate() | |
3320 | { | |
3321 | reenter(this) { | |
3322 | ldout(cct, 10) << "fetching sync status for zone " << zone_id << dendl; | |
3323 | set_status("fetching sync status"); | |
3324 | yield { | |
3325 | // query data sync status from each sync peer | |
3326 | rgw_http_param_pair params[] = { | |
3327 | { "type", "data" }, | |
3328 | { "status", nullptr }, | |
3329 | { "source-zone", zone_id.c_str() }, | |
3330 | { nullptr, nullptr } | |
3331 | }; | |
3332 | ||
3333 | auto p = peer_status.begin(); | |
3334 | for (auto& c : store->zone_conn_map) { | |
3335 | ldout(cct, 20) << "query sync status from " << c.first << dendl; | |
3336 | using StatusCR = RGWReadRESTResourceCR<rgw_data_sync_status>; | |
3337 | spawn(new StatusCR(cct, c.second, http, "/admin/log/", params, &*p), | |
3338 | false); | |
3339 | ++p; | |
3340 | } | |
3341 | } | |
3342 | ||
3343 | // must get a successful reply from all peers to consider trimming | |
3344 | ret = 0; | |
3345 | while (ret == 0 && num_spawned() > 0) { | |
3346 | yield wait_for_child(); | |
3347 | collect_next(&ret); | |
3348 | } | |
3349 | drain_all(); | |
3350 | ||
3351 | if (ret < 0) { | |
3352 | ldout(cct, 4) << "failed to fetch sync status from all peers" << dendl; | |
3353 | return set_cr_error(ret); | |
3354 | } | |
3355 | ||
3356 | ldout(cct, 10) << "trimming log shards" << dendl; | |
3357 | set_status("trimming log shards"); | |
3358 | yield { | |
3359 | // determine the minimum marker for each shard | |
3360 | take_min_markers(peer_status.begin(), peer_status.end(), | |
3361 | min_shard_markers.begin()); | |
3362 | ||
3363 | for (int i = 0; i < num_shards; i++) { | |
3364 | const auto& m = min_shard_markers[i]; | |
3365 | auto& stable = get_stable_marker(m); | |
3366 | if (stable <= last_trim[i]) { | |
3367 | continue; | |
3368 | } | |
3369 | ldout(cct, 10) << "trimming log shard " << i | |
3370 | << " at marker=" << stable | |
3371 | << " last_trim=" << last_trim[i] << dendl; | |
3372 | using TrimCR = RGWSyncLogTrimCR; | |
3373 | spawn(new TrimCR(store, store->data_log->get_oid(i), | |
3374 | stable, &last_trim[i]), | |
3375 | true); | |
3376 | } | |
3377 | } | |
3378 | return set_cr_done(); | |
3379 | } | |
3380 | return 0; | |
3381 | } | |
3382 | ||
3383 | class DataLogTrimPollCR : public RGWCoroutine { | |
3384 | RGWRados *store; | |
3385 | RGWHTTPManager *http; | |
3386 | const int num_shards; | |
3387 | const utime_t interval; //< polling interval | |
3388 | const std::string lock_oid; //< use first data log shard for lock | |
3389 | const std::string lock_cookie; | |
3390 | std::vector<std::string> last_trim; //< last trimmed marker per shard | |
3391 | ||
3392 | public: | |
3393 | DataLogTrimPollCR(RGWRados *store, RGWHTTPManager *http, | |
3394 | int num_shards, utime_t interval) | |
3395 | : RGWCoroutine(store->ctx()), store(store), http(http), | |
3396 | num_shards(num_shards), interval(interval), | |
3397 | lock_oid(store->data_log->get_oid(0)), | |
3398 | lock_cookie(RGWSimpleRadosLockCR::gen_random_cookie(cct)), | |
3399 | last_trim(num_shards) | |
3400 | {} | |
3401 | ||
3402 | int operate() override; | |
3403 | }; | |
3404 | ||
3405 | int DataLogTrimPollCR::operate() | |
3406 | { | |
3407 | reenter(this) { | |
3408 | for (;;) { | |
3409 | set_status("sleeping"); | |
3410 | wait(interval); | |
3411 | ||
3412 | // request a 'data_trim' lock that covers the entire wait interval to | |
3413 | // prevent other gateways from attempting to trim for the duration | |
3414 | set_status("acquiring trim lock"); | |
3415 | yield call(new RGWSimpleRadosLockCR(store->get_async_rados(), store, | |
3416 | rgw_raw_obj(store->get_zone_params().log_pool, lock_oid), | |
3417 | "data_trim", lock_cookie, | |
3418 | interval.sec())); | |
3419 | if (retcode < 0) { | |
3420 | // if the lock is already held, go back to sleep and try again later | |
3421 | ldout(cct, 4) << "failed to lock " << lock_oid << ", trying again in " | |
3422 | << interval.sec() << "s" << dendl; | |
3423 | continue; | |
3424 | } | |
3425 | ||
3426 | set_status("trimming"); | |
3427 | yield call(new DataLogTrimCR(store, http, num_shards, last_trim)); | |
3428 | ||
3429 | // note that the lock is not released. this is intentional, as it avoids | |
3430 | // duplicating this work in other gateways | |
3431 | } | |
3432 | } | |
3433 | return 0; | |
3434 | } | |
3435 | ||
3436 | RGWCoroutine* create_data_log_trim_cr(RGWRados *store, | |
3437 | RGWHTTPManager *http, | |
3438 | int num_shards, utime_t interval) | |
3439 | { | |
3440 | return new DataLogTrimPollCR(store, http, num_shards, interval); | |
3441 | } |