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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | ||
4 | #include <errno.h> | |
5 | ||
6 | #include <string> | |
7 | #include <map> | |
8 | #include <sstream> | |
9 | ||
10 | #include <boost/utility/string_ref.hpp> | |
11 | #include <boost/format.hpp> | |
12 | ||
13 | #include "common/errno.h" | |
14 | #include "common/ceph_json.h" | |
15 | #include "rgw_rados.h" | |
16 | #include "rgw_acl.h" | |
17 | #include "rgw_acl_s3.h" | |
18 | ||
19 | #include "include/types.h" | |
20 | #include "rgw_bucket.h" | |
21 | #include "rgw_user.h" | |
22 | #include "rgw_string.h" | |
23 | ||
24 | #include "include/rados/librados.hpp" | |
25 | // until everything is moved from rgw_common | |
26 | #include "rgw_common.h" | |
27 | ||
28 | #include "cls/user/cls_user_types.h" | |
29 | ||
30 | #define dout_context g_ceph_context | |
31 | #define dout_subsys ceph_subsys_rgw | |
32 | ||
33 | #define BUCKET_TAG_TIMEOUT 30 | |
34 | ||
35 | using namespace std; | |
36 | ||
37 | static RGWMetadataHandler *bucket_meta_handler = NULL; | |
38 | static RGWMetadataHandler *bucket_instance_meta_handler = NULL; | |
39 | ||
40 | // define as static when RGWBucket implementation compete | |
41 | void rgw_get_buckets_obj(const rgw_user& user_id, string& buckets_obj_id) | |
42 | { | |
43 | buckets_obj_id = user_id.to_str(); | |
44 | buckets_obj_id += RGW_BUCKETS_OBJ_SUFFIX; | |
45 | } | |
46 | ||
47 | /* | |
48 | * Note that this is not a reversal of parse_bucket(). That one deals | |
49 | * with the syntax we need in metadata and such. This one deals with | |
50 | * the representation in RADOS pools. We chose '/' because it's not | |
51 | * acceptable in bucket names and thus qualified buckets cannot conflict | |
52 | * with the legacy or S3 buckets. | |
53 | */ | |
54 | std::string rgw_make_bucket_entry_name(const std::string& tenant_name, | |
55 | const std::string& bucket_name) { | |
56 | std::string bucket_entry; | |
57 | ||
58 | if (bucket_name.empty()) { | |
59 | bucket_entry.clear(); | |
60 | } else if (tenant_name.empty()) { | |
61 | bucket_entry = bucket_name; | |
62 | } else { | |
63 | bucket_entry = tenant_name + "/" + bucket_name; | |
64 | } | |
65 | ||
66 | return bucket_entry; | |
67 | } | |
68 | ||
69 | /* | |
70 | * Tenants are separated from buckets in URLs by a colon in S3. | |
71 | * This function is not to be used on Swift URLs, not even for COPY arguments. | |
72 | */ | |
73 | void rgw_parse_url_bucket(const string &bucket, const string& auth_tenant, | |
74 | string &tenant_name, string &bucket_name) { | |
75 | ||
76 | int pos = bucket.find(':'); | |
77 | if (pos >= 0) { | |
78 | /* | |
79 | * N.B.: We allow ":bucket" syntax with explicit empty tenant in order | |
80 | * to refer to the legacy tenant, in case users in new named tenants | |
81 | * want to access old global buckets. | |
82 | */ | |
83 | tenant_name = bucket.substr(0, pos); | |
84 | bucket_name = bucket.substr(pos + 1); | |
85 | } else { | |
86 | tenant_name = auth_tenant; | |
87 | bucket_name = bucket; | |
88 | } | |
89 | } | |
90 | ||
91 | /** | |
92 | * Get all the buckets owned by a user and fill up an RGWUserBuckets with them. | |
93 | * Returns: 0 on success, -ERR# on failure. | |
94 | */ | |
95 | int rgw_read_user_buckets(RGWRados * store, | |
96 | const rgw_user& user_id, | |
97 | RGWUserBuckets& buckets, | |
98 | const string& marker, | |
99 | const string& end_marker, | |
100 | uint64_t max, | |
101 | bool need_stats, | |
102 | bool *is_truncated, | |
103 | uint64_t default_amount) | |
104 | { | |
105 | int ret; | |
106 | buckets.clear(); | |
107 | string buckets_obj_id; | |
108 | rgw_get_buckets_obj(user_id, buckets_obj_id); | |
109 | rgw_raw_obj obj(store->get_zone_params().user_uid_pool, buckets_obj_id); | |
110 | list<cls_user_bucket_entry> entries; | |
111 | ||
112 | bool truncated = false; | |
113 | string m = marker; | |
114 | ||
115 | uint64_t total = 0; | |
116 | ||
117 | if (!max) { | |
118 | max = default_amount; | |
119 | } | |
120 | ||
121 | do { | |
122 | ret = store->cls_user_list_buckets(obj, m, end_marker, max - total, entries, &m, &truncated); | |
123 | if (ret == -ENOENT) | |
124 | ret = 0; | |
125 | ||
126 | if (ret < 0) | |
127 | return ret; | |
128 | ||
129 | for (const auto& entry : entries) { | |
130 | buckets.add(RGWBucketEnt(user_id, entry)); | |
131 | total++; | |
132 | } | |
133 | ||
134 | } while (truncated && total < max); | |
135 | ||
136 | if (is_truncated != nullptr) { | |
137 | *is_truncated = truncated; | |
138 | } | |
139 | ||
140 | if (need_stats) { | |
141 | map<string, RGWBucketEnt>& m = buckets.get_buckets(); | |
142 | ret = store->update_containers_stats(m); | |
143 | if (ret < 0 && ret != -ENOENT) { | |
144 | ldout(store->ctx(), 0) << "ERROR: could not get stats for buckets" << dendl; | |
145 | return ret; | |
146 | } | |
147 | } | |
148 | return 0; | |
149 | } | |
150 | ||
151 | int rgw_bucket_sync_user_stats(RGWRados *store, const rgw_user& user_id, const RGWBucketInfo& bucket_info) | |
152 | { | |
153 | string buckets_obj_id; | |
154 | rgw_get_buckets_obj(user_id, buckets_obj_id); | |
155 | rgw_raw_obj obj(store->get_zone_params().user_uid_pool, buckets_obj_id); | |
156 | ||
157 | return store->cls_user_sync_bucket_stats(obj, bucket_info); | |
158 | } | |
159 | ||
160 | int rgw_bucket_sync_user_stats(RGWRados *store, const string& tenant_name, const string& bucket_name) | |
161 | { | |
162 | RGWBucketInfo bucket_info; | |
163 | RGWObjectCtx obj_ctx(store); | |
164 | int ret = store->get_bucket_info(obj_ctx, tenant_name, bucket_name, bucket_info, NULL); | |
165 | if (ret < 0) { | |
166 | ldout(store->ctx(), 0) << "ERROR: could not fetch bucket info: ret=" << ret << dendl; | |
167 | return ret; | |
168 | } | |
169 | ||
170 | ret = rgw_bucket_sync_user_stats(store, bucket_info.owner, bucket_info); | |
171 | if (ret < 0) { | |
172 | ldout(store->ctx(), 0) << "ERROR: could not sync user stats for bucket " << bucket_name << ": ret=" << ret << dendl; | |
173 | return ret; | |
174 | } | |
175 | ||
176 | return 0; | |
177 | } | |
178 | ||
179 | int rgw_link_bucket(RGWRados *store, const rgw_user& user_id, rgw_bucket& bucket, real_time creation_time, bool update_entrypoint) | |
180 | { | |
181 | int ret; | |
182 | string& tenant_name = bucket.tenant; | |
183 | string& bucket_name = bucket.name; | |
184 | ||
185 | cls_user_bucket_entry new_bucket; | |
186 | ||
187 | RGWBucketEntryPoint ep; | |
188 | RGWObjVersionTracker ot; | |
189 | ||
190 | bucket.convert(&new_bucket.bucket); | |
191 | new_bucket.size = 0; | |
192 | if (real_clock::is_zero(creation_time)) | |
193 | new_bucket.creation_time = real_clock::now(); | |
194 | else | |
195 | new_bucket.creation_time = creation_time; | |
196 | ||
197 | map<string, bufferlist> attrs; | |
198 | RGWObjectCtx obj_ctx(store); | |
199 | ||
200 | if (update_entrypoint) { | |
201 | ret = store->get_bucket_entrypoint_info(obj_ctx, tenant_name, bucket_name, ep, &ot, NULL, &attrs); | |
202 | if (ret < 0 && ret != -ENOENT) { | |
203 | ldout(store->ctx(), 0) << "ERROR: store->get_bucket_entrypoint_info() returned: " | |
204 | << cpp_strerror(-ret) << dendl; | |
205 | } | |
206 | } | |
207 | ||
208 | string buckets_obj_id; | |
209 | rgw_get_buckets_obj(user_id, buckets_obj_id); | |
210 | ||
211 | rgw_raw_obj obj(store->get_zone_params().user_uid_pool, buckets_obj_id); | |
212 | ret = store->cls_user_add_bucket(obj, new_bucket); | |
213 | if (ret < 0) { | |
214 | ldout(store->ctx(), 0) << "ERROR: error adding bucket to directory: " | |
215 | << cpp_strerror(-ret) << dendl; | |
216 | goto done_err; | |
217 | } | |
218 | ||
219 | if (!update_entrypoint) | |
220 | return 0; | |
221 | ||
222 | ep.linked = true; | |
223 | ep.owner = user_id; | |
224 | ep.bucket = bucket; | |
225 | ret = store->put_bucket_entrypoint_info(tenant_name, bucket_name, ep, false, ot, real_time(), &attrs); | |
226 | if (ret < 0) | |
227 | goto done_err; | |
228 | ||
229 | return 0; | |
230 | done_err: | |
231 | int r = rgw_unlink_bucket(store, user_id, bucket.tenant, bucket.name); | |
232 | if (r < 0) { | |
233 | ldout(store->ctx(), 0) << "ERROR: failed unlinking bucket on error cleanup: " | |
234 | << cpp_strerror(-r) << dendl; | |
235 | } | |
236 | return ret; | |
237 | } | |
238 | ||
239 | int rgw_unlink_bucket(RGWRados *store, const rgw_user& user_id, const string& tenant_name, const string& bucket_name, bool update_entrypoint) | |
240 | { | |
241 | int ret; | |
242 | ||
243 | string buckets_obj_id; | |
244 | rgw_get_buckets_obj(user_id, buckets_obj_id); | |
245 | ||
246 | cls_user_bucket bucket; | |
247 | bucket.name = bucket_name; | |
248 | rgw_raw_obj obj(store->get_zone_params().user_uid_pool, buckets_obj_id); | |
249 | ret = store->cls_user_remove_bucket(obj, bucket); | |
250 | if (ret < 0) { | |
251 | ldout(store->ctx(), 0) << "ERROR: error removing bucket from directory: " | |
252 | << cpp_strerror(-ret)<< dendl; | |
253 | } | |
254 | ||
255 | if (!update_entrypoint) | |
256 | return 0; | |
257 | ||
258 | RGWBucketEntryPoint ep; | |
259 | RGWObjVersionTracker ot; | |
260 | map<string, bufferlist> attrs; | |
261 | RGWObjectCtx obj_ctx(store); | |
262 | ret = store->get_bucket_entrypoint_info(obj_ctx, tenant_name, bucket_name, ep, &ot, NULL, &attrs); | |
263 | if (ret == -ENOENT) | |
264 | return 0; | |
265 | if (ret < 0) | |
266 | return ret; | |
267 | ||
268 | if (!ep.linked) | |
269 | return 0; | |
270 | ||
271 | if (ep.owner != user_id) { | |
272 | ldout(store->ctx(), 0) << "bucket entry point user mismatch, can't unlink bucket: " << ep.owner << " != " << user_id << dendl; | |
273 | return -EINVAL; | |
274 | } | |
275 | ||
276 | ep.linked = false; | |
277 | return store->put_bucket_entrypoint_info(tenant_name, bucket_name, ep, false, ot, real_time(), &attrs); | |
278 | } | |
279 | ||
280 | int rgw_bucket_store_info(RGWRados *store, const string& bucket_name, bufferlist& bl, bool exclusive, | |
281 | map<string, bufferlist> *pattrs, RGWObjVersionTracker *objv_tracker, | |
282 | real_time mtime) { | |
283 | return store->meta_mgr->put_entry(bucket_meta_handler, bucket_name, bl, exclusive, objv_tracker, mtime, pattrs); | |
284 | } | |
285 | ||
286 | int rgw_bucket_instance_store_info(RGWRados *store, string& entry, bufferlist& bl, bool exclusive, | |
287 | map<string, bufferlist> *pattrs, RGWObjVersionTracker *objv_tracker, | |
288 | real_time mtime) { | |
289 | return store->meta_mgr->put_entry(bucket_instance_meta_handler, entry, bl, exclusive, objv_tracker, mtime, pattrs); | |
290 | } | |
291 | ||
292 | int rgw_bucket_instance_remove_entry(RGWRados *store, string& entry, RGWObjVersionTracker *objv_tracker) { | |
293 | return store->meta_mgr->remove_entry(bucket_instance_meta_handler, entry, objv_tracker); | |
294 | } | |
295 | ||
296 | // 'tenant/' is used in bucket instance keys for sync to avoid parsing ambiguity | |
297 | // with the existing instance[:shard] format. once we parse the shard, the / is | |
298 | // replaced with a : to match the [tenant:]instance format | |
299 | void rgw_bucket_instance_key_to_oid(string& key) | |
300 | { | |
301 | // replace tenant/ with tenant: | |
302 | auto c = key.find('/'); | |
303 | if (c != string::npos) { | |
304 | key[c] = ':'; | |
305 | } | |
306 | } | |
307 | ||
308 | // convert bucket instance oids back to the tenant/ format for metadata keys. | |
309 | // it's safe to parse 'tenant:' only for oids, because they won't contain the | |
310 | // optional :shard at the end | |
311 | void rgw_bucket_instance_oid_to_key(string& oid) | |
312 | { | |
313 | // find first : (could be tenant:bucket or bucket:instance) | |
314 | auto c = oid.find(':'); | |
315 | if (c != string::npos) { | |
316 | // if we find another :, the first one was for tenant | |
317 | if (oid.find(':', c + 1) != string::npos) { | |
318 | oid[c] = '/'; | |
319 | } | |
320 | } | |
321 | } | |
322 | ||
323 | int rgw_bucket_parse_bucket_instance(const string& bucket_instance, string *target_bucket_instance, int *shard_id) | |
324 | { | |
325 | ssize_t pos = bucket_instance.rfind(':'); | |
326 | if (pos < 0) { | |
327 | return -EINVAL; | |
328 | } | |
329 | ||
330 | string first = bucket_instance.substr(0, pos); | |
331 | string second = bucket_instance.substr(pos + 1); | |
332 | ||
333 | if (first.find(':') == string::npos) { | |
334 | *shard_id = -1; | |
335 | *target_bucket_instance = bucket_instance; | |
336 | return 0; | |
337 | } | |
338 | ||
339 | *target_bucket_instance = first; | |
340 | string err; | |
341 | *shard_id = strict_strtol(second.c_str(), 10, &err); | |
342 | if (!err.empty()) { | |
343 | return -EINVAL; | |
344 | } | |
345 | ||
346 | return 0; | |
347 | } | |
348 | ||
349 | // parse key in format: [tenant/]name:instance[:shard_id] | |
350 | int rgw_bucket_parse_bucket_key(CephContext *cct, const string& key, | |
351 | rgw_bucket *bucket, int *shard_id) | |
352 | { | |
353 | boost::string_ref name{key}; | |
354 | boost::string_ref instance; | |
355 | ||
356 | // split tenant/name | |
357 | auto pos = name.find('/'); | |
358 | if (pos != boost::string_ref::npos) { | |
359 | auto tenant = name.substr(0, pos); | |
360 | bucket->tenant.assign(tenant.begin(), tenant.end()); | |
361 | name = name.substr(pos + 1); | |
362 | } | |
363 | ||
364 | // split name:instance | |
365 | pos = name.find(':'); | |
366 | if (pos != boost::string_ref::npos) { | |
367 | instance = name.substr(pos + 1); | |
368 | name = name.substr(0, pos); | |
369 | } | |
370 | bucket->name.assign(name.begin(), name.end()); | |
371 | ||
372 | // split instance:shard | |
373 | pos = instance.find(':'); | |
374 | if (pos == boost::string_ref::npos) { | |
375 | bucket->bucket_id.assign(instance.begin(), instance.end()); | |
376 | *shard_id = -1; | |
377 | return 0; | |
378 | } | |
379 | ||
380 | // parse shard id | |
381 | auto shard = instance.substr(pos + 1); | |
382 | string err; | |
383 | auto id = strict_strtol(shard.data(), 10, &err); | |
384 | if (!err.empty()) { | |
385 | ldout(cct, 0) << "ERROR: failed to parse bucket shard '" | |
386 | << instance.data() << "': " << err << dendl; | |
387 | return -EINVAL; | |
388 | } | |
389 | ||
390 | *shard_id = id; | |
391 | instance = instance.substr(0, pos); | |
392 | bucket->bucket_id.assign(instance.begin(), instance.end()); | |
393 | return 0; | |
394 | } | |
395 | ||
396 | int rgw_bucket_set_attrs(RGWRados *store, RGWBucketInfo& bucket_info, | |
397 | map<string, bufferlist>& attrs, | |
398 | RGWObjVersionTracker *objv_tracker) | |
399 | { | |
400 | rgw_bucket& bucket = bucket_info.bucket; | |
401 | ||
402 | if (!bucket_info.has_instance_obj) { | |
403 | /* an old bucket object, need to convert it */ | |
404 | RGWObjectCtx obj_ctx(store); | |
405 | int ret = store->convert_old_bucket_info(obj_ctx, bucket.tenant, bucket.name); | |
406 | if (ret < 0) { | |
407 | ldout(store->ctx(), 0) << "ERROR: failed converting old bucket info: " << ret << dendl; | |
408 | return ret; | |
409 | } | |
410 | } | |
411 | ||
412 | /* we want the bucket instance name without the oid prefix cruft */ | |
413 | string key = bucket.get_key(); | |
414 | bufferlist bl; | |
415 | ||
416 | ::encode(bucket_info, bl); | |
417 | ||
418 | return rgw_bucket_instance_store_info(store, key, bl, false, &attrs, objv_tracker, real_time()); | |
419 | } | |
420 | ||
421 | static void dump_mulipart_index_results(list<rgw_obj_index_key>& objs_to_unlink, | |
422 | Formatter *f) | |
423 | { | |
424 | // make sure that an appropiately titled header has been opened previously | |
425 | auto oiter = objs_to_unlink.begin(); | |
426 | ||
427 | f->open_array_section("invalid_multipart_entries"); | |
428 | ||
429 | for ( ; oiter != objs_to_unlink.end(); ++oiter) { | |
430 | f->dump_string("object", oiter->name); | |
431 | } | |
432 | ||
433 | f->close_section(); | |
434 | } | |
435 | ||
436 | void check_bad_user_bucket_mapping(RGWRados *store, const rgw_user& user_id, | |
437 | bool fix) | |
438 | { | |
439 | RGWUserBuckets user_buckets; | |
440 | bool is_truncated = false; | |
441 | string marker; | |
442 | ||
443 | CephContext *cct = store->ctx(); | |
444 | ||
445 | size_t max_entries = cct->_conf->rgw_list_buckets_max_chunk; | |
446 | ||
447 | do { | |
448 | int ret = rgw_read_user_buckets(store, user_id, user_buckets, marker, | |
449 | string(), max_entries, false, | |
450 | &is_truncated); | |
451 | if (ret < 0) { | |
452 | ldout(store->ctx(), 0) << "failed to read user buckets: " | |
453 | << cpp_strerror(-ret) << dendl; | |
454 | return; | |
455 | } | |
456 | ||
457 | map<string, RGWBucketEnt>& buckets = user_buckets.get_buckets(); | |
458 | for (map<string, RGWBucketEnt>::iterator i = buckets.begin(); | |
459 | i != buckets.end(); | |
460 | ++i) { | |
461 | marker = i->first; | |
462 | ||
463 | RGWBucketEnt& bucket_ent = i->second; | |
464 | rgw_bucket& bucket = bucket_ent.bucket; | |
465 | ||
466 | RGWBucketInfo bucket_info; | |
467 | real_time mtime; | |
468 | RGWObjectCtx obj_ctx(store); | |
469 | int r = store->get_bucket_info(obj_ctx, user_id.tenant, bucket.name, bucket_info, &mtime); | |
470 | if (r < 0) { | |
471 | ldout(store->ctx(), 0) << "could not get bucket info for bucket=" << bucket << dendl; | |
472 | continue; | |
473 | } | |
474 | ||
475 | rgw_bucket& actual_bucket = bucket_info.bucket; | |
476 | ||
477 | if (actual_bucket.name.compare(bucket.name) != 0 || | |
478 | actual_bucket.tenant.compare(bucket.tenant) != 0 || | |
479 | actual_bucket.marker.compare(bucket.marker) != 0 || | |
480 | actual_bucket.bucket_id.compare(bucket.bucket_id) != 0) { | |
481 | cout << "bucket info mismatch: expected " << actual_bucket << " got " << bucket << std::endl; | |
482 | if (fix) { | |
483 | cout << "fixing" << std::endl; | |
484 | r = rgw_link_bucket(store, user_id, actual_bucket, bucket_info.creation_time); | |
485 | if (r < 0) { | |
486 | cerr << "failed to fix bucket: " << cpp_strerror(-r) << std::endl; | |
487 | } | |
488 | } | |
489 | } | |
490 | } | |
491 | } while (is_truncated); | |
492 | } | |
493 | ||
494 | static bool bucket_object_check_filter(const string& oid) | |
495 | { | |
496 | rgw_obj_key key; | |
497 | string ns; | |
498 | return rgw_obj_key::oid_to_key_in_ns(oid, &key, ns); | |
499 | } | |
500 | ||
501 | int rgw_remove_object(RGWRados *store, RGWBucketInfo& bucket_info, rgw_bucket& bucket, rgw_obj_key& key) | |
502 | { | |
503 | RGWObjectCtx rctx(store); | |
504 | ||
505 | if (key.instance.empty()) { | |
506 | key.instance = "null"; | |
507 | } | |
508 | ||
509 | rgw_obj obj(bucket, key); | |
510 | ||
511 | return store->delete_obj(rctx, bucket_info, obj, bucket_info.versioning_status()); | |
512 | } | |
513 | ||
514 | int rgw_remove_bucket(RGWRados *store, rgw_bucket& bucket, bool delete_children) | |
515 | { | |
516 | int ret; | |
517 | map<RGWObjCategory, RGWStorageStats> stats; | |
518 | std::vector<rgw_bucket_dir_entry> objs; | |
519 | map<string, bool> common_prefixes; | |
520 | RGWBucketInfo info; | |
521 | RGWObjectCtx obj_ctx(store); | |
522 | ||
523 | string bucket_ver, master_ver; | |
524 | ||
525 | ret = store->get_bucket_info(obj_ctx, bucket.tenant, bucket.name, info, NULL); | |
526 | if (ret < 0) | |
527 | return ret; | |
528 | ||
529 | ret = store->get_bucket_stats(info, RGW_NO_SHARD, &bucket_ver, &master_ver, stats, NULL); | |
530 | if (ret < 0) | |
531 | return ret; | |
532 | ||
533 | ||
534 | RGWRados::Bucket target(store, info); | |
535 | RGWRados::Bucket::List list_op(&target); | |
536 | ||
537 | list_op.params.list_versions = true; | |
538 | ||
539 | if (delete_children) { | |
540 | int max = 1000; | |
541 | ||
542 | do { | |
543 | objs.clear(); | |
544 | ||
545 | ret = list_op.list_objects(max, &objs, &common_prefixes, NULL); | |
546 | if (ret < 0) | |
547 | return ret; | |
548 | ||
549 | std::vector<rgw_bucket_dir_entry>::iterator it = objs.begin(); | |
550 | for (; it != objs.end(); ++it) { | |
551 | rgw_obj_key key(it->key); | |
552 | ret = rgw_remove_object(store, info, bucket, key); | |
553 | if (ret < 0) | |
554 | return ret; | |
555 | } | |
556 | ||
557 | } while (!objs.empty()); | |
558 | ||
559 | } | |
560 | ||
561 | ret = rgw_bucket_sync_user_stats(store, bucket.tenant, info); | |
562 | if ( ret < 0) { | |
563 | dout(1) << "WARNING: failed sync user stats before bucket delete. ret=" << ret << dendl; | |
564 | } | |
565 | ||
566 | RGWObjVersionTracker objv_tracker; | |
567 | ||
568 | ret = store->delete_bucket(info, objv_tracker); | |
569 | if (ret < 0) { | |
570 | lderr(store->ctx()) << "ERROR: could not remove bucket " << bucket.name << dendl; | |
571 | return ret; | |
572 | } | |
573 | ||
574 | ret = rgw_unlink_bucket(store, info.owner, bucket.tenant, bucket.name, false); | |
575 | if (ret < 0) { | |
576 | lderr(store->ctx()) << "ERROR: unable to remove user bucket information" << dendl; | |
577 | } | |
578 | ||
579 | return ret; | |
580 | } | |
581 | ||
582 | static int aio_wait(librados::AioCompletion *handle) | |
583 | { | |
584 | librados::AioCompletion *c = (librados::AioCompletion *)handle; | |
585 | c->wait_for_safe(); | |
586 | int ret = c->get_return_value(); | |
587 | c->release(); | |
588 | return ret; | |
589 | } | |
590 | ||
591 | static int drain_handles(list<librados::AioCompletion *>& pending) | |
592 | { | |
593 | int ret = 0; | |
594 | while (!pending.empty()) { | |
595 | librados::AioCompletion *handle = pending.front(); | |
596 | pending.pop_front(); | |
597 | int r = aio_wait(handle); | |
598 | if (r < 0) { | |
599 | ret = r; | |
600 | } | |
601 | } | |
602 | return ret; | |
603 | } | |
604 | ||
605 | int rgw_remove_bucket_bypass_gc(RGWRados *store, rgw_bucket& bucket, | |
606 | int concurrent_max, bool keep_index_consistent) | |
607 | { | |
608 | int ret; | |
609 | map<RGWObjCategory, RGWStorageStats> stats; | |
610 | std::vector<rgw_bucket_dir_entry> objs; | |
611 | map<string, bool> common_prefixes; | |
612 | RGWBucketInfo info; | |
613 | RGWObjectCtx obj_ctx(store); | |
614 | ||
615 | string bucket_ver, master_ver; | |
616 | ||
617 | ret = store->get_bucket_info(obj_ctx, bucket.tenant, bucket.name, info, NULL); | |
618 | if (ret < 0) | |
619 | return ret; | |
620 | ||
621 | ret = store->get_bucket_stats(info, RGW_NO_SHARD, &bucket_ver, &master_ver, stats, NULL); | |
622 | if (ret < 0) | |
623 | return ret; | |
624 | ||
625 | ||
626 | RGWRados::Bucket target(store, info); | |
627 | RGWRados::Bucket::List list_op(&target); | |
628 | ||
629 | list_op.params.list_versions = true; | |
630 | ||
631 | std::list<librados::AioCompletion*> handles; | |
632 | ||
633 | int max = 1000; | |
634 | int max_aio = concurrent_max; | |
635 | ret = list_op.list_objects(max, &objs, &common_prefixes, NULL); | |
636 | if (ret < 0) | |
637 | return ret; | |
638 | ||
639 | while (!objs.empty()) { | |
640 | std::vector<rgw_bucket_dir_entry>::iterator it = objs.begin(); | |
641 | for (; it != objs.end(); ++it) { | |
642 | RGWObjState *astate = NULL; | |
643 | rgw_obj obj(bucket, (*it).key); | |
644 | ||
645 | ret = store->get_obj_state(&obj_ctx, info, obj, &astate, false); | |
646 | if (ret == -ENOENT) { | |
647 | dout(1) << "WARNING: cannot find obj state for obj " << obj.get_oid() << dendl; | |
648 | continue; | |
649 | } | |
650 | if (ret < 0) { | |
651 | lderr(store->ctx()) << "ERROR: get obj state returned with error " << ret << dendl; | |
652 | return ret; | |
653 | } | |
654 | ||
655 | if (astate->has_manifest) { | |
656 | RGWObjManifest& manifest = astate->manifest; | |
657 | RGWObjManifest::obj_iterator miter = manifest.obj_begin(); | |
658 | rgw_obj head_obj = manifest.get_obj(); | |
659 | rgw_raw_obj raw_head_obj; | |
660 | store->obj_to_raw(info.placement_rule, head_obj, &raw_head_obj); | |
661 | ||
662 | ||
663 | for (; miter != manifest.obj_end() && max_aio--; ++miter) { | |
664 | if (!max_aio) { | |
665 | ret = drain_handles(handles); | |
666 | if (ret < 0) { | |
667 | lderr(store->ctx()) << "ERROR: could not drain handles as aio completion returned with " << ret << dendl; | |
668 | return ret; | |
669 | } | |
670 | max_aio = concurrent_max; | |
671 | } | |
672 | ||
673 | rgw_raw_obj last_obj = miter.get_location().get_raw_obj(store); | |
674 | if (last_obj == raw_head_obj) { | |
675 | // have the head obj deleted at the end | |
676 | continue; | |
677 | } | |
678 | ||
679 | ret = store->delete_raw_obj_aio(last_obj, handles); | |
680 | if (ret < 0) { | |
681 | lderr(store->ctx()) << "ERROR: delete obj aio failed with " << ret << dendl; | |
682 | return ret; | |
683 | } | |
684 | } // for all shadow objs | |
685 | ||
686 | ret = store->delete_obj_aio(head_obj, info, astate, handles, keep_index_consistent); | |
687 | if (ret < 0) { | |
688 | lderr(store->ctx()) << "ERROR: delete obj aio failed with " << ret << dendl; | |
689 | return ret; | |
690 | } | |
691 | } | |
692 | ||
693 | if (!max_aio) { | |
694 | ret = drain_handles(handles); | |
695 | if (ret < 0) { | |
696 | lderr(store->ctx()) << "ERROR: could not drain handles as aio completion returned with " << ret << dendl; | |
697 | return ret; | |
698 | } | |
699 | max_aio = concurrent_max; | |
700 | } | |
701 | } // for all RGW objects | |
702 | objs.clear(); | |
703 | ||
704 | ret = list_op.list_objects(max, &objs, &common_prefixes, NULL); | |
705 | if (ret < 0) | |
706 | return ret; | |
707 | } | |
708 | ||
709 | ret = drain_handles(handles); | |
710 | if (ret < 0) { | |
711 | lderr(store->ctx()) << "ERROR: could not drain handles as aio completion returned with " << ret << dendl; | |
712 | return ret; | |
713 | } | |
714 | ||
715 | ret = rgw_bucket_sync_user_stats(store, bucket.tenant, info); | |
716 | if (ret < 0) { | |
717 | dout(1) << "WARNING: failed sync user stats before bucket delete. ret=" << ret << dendl; | |
718 | } | |
719 | ||
720 | RGWObjVersionTracker objv_tracker; | |
721 | ||
722 | ret = rgw_bucket_delete_bucket_obj(store, bucket.tenant, bucket.name, objv_tracker); | |
723 | if (ret < 0) { | |
724 | lderr(store->ctx()) << "ERROR: could not remove bucket " << bucket.name << "with ret as " << ret << dendl; | |
725 | return ret; | |
726 | } | |
727 | ||
728 | if (!store->is_syncing_bucket_meta(bucket)) { | |
729 | RGWObjVersionTracker objv_tracker; | |
730 | string entry = bucket.get_key(); | |
731 | ret = rgw_bucket_instance_remove_entry(store, entry, &objv_tracker); | |
732 | if (ret < 0) { | |
733 | lderr(store->ctx()) << "ERROR: could not remove bucket instance entry" << bucket.name << "with ret as " << ret << dendl; | |
734 | return ret; | |
735 | } | |
736 | } | |
737 | ||
738 | ret = rgw_unlink_bucket(store, info.owner, bucket.tenant, bucket.name, false); | |
739 | if (ret < 0) { | |
740 | lderr(store->ctx()) << "ERROR: unable to remove user bucket information" << dendl; | |
741 | } | |
742 | ||
743 | return ret; | |
744 | } | |
745 | ||
746 | int rgw_bucket_delete_bucket_obj(RGWRados *store, | |
747 | const string& tenant_name, | |
748 | const string& bucket_name, | |
749 | RGWObjVersionTracker& objv_tracker) | |
750 | { | |
751 | string key; | |
752 | ||
753 | rgw_make_bucket_entry_name(tenant_name, bucket_name, key); | |
754 | return store->meta_mgr->remove_entry(bucket_meta_handler, key, &objv_tracker); | |
755 | } | |
756 | ||
757 | static void set_err_msg(std::string *sink, std::string msg) | |
758 | { | |
759 | if (sink && !msg.empty()) | |
760 | *sink = msg; | |
761 | } | |
762 | ||
763 | int RGWBucket::init(RGWRados *storage, RGWBucketAdminOpState& op_state) | |
764 | { | |
765 | if (!storage) | |
766 | return -EINVAL; | |
767 | ||
768 | store = storage; | |
769 | ||
770 | rgw_user user_id = op_state.get_user_id(); | |
771 | tenant = user_id.tenant; | |
772 | bucket_name = op_state.get_bucket_name(); | |
773 | RGWUserBuckets user_buckets; | |
774 | RGWObjectCtx obj_ctx(store); | |
775 | ||
776 | if (bucket_name.empty() && user_id.empty()) | |
777 | return -EINVAL; | |
778 | ||
779 | if (!bucket_name.empty()) { | |
780 | int r = store->get_bucket_info(obj_ctx, tenant, bucket_name, bucket_info, NULL); | |
781 | if (r < 0) { | |
782 | ldout(store->ctx(), 0) << "could not get bucket info for bucket=" << bucket_name << dendl; | |
783 | return r; | |
784 | } | |
785 | ||
786 | op_state.set_bucket(bucket_info.bucket); | |
787 | } | |
788 | ||
789 | if (!user_id.empty()) { | |
790 | int r = rgw_get_user_info_by_uid(store, user_id, user_info); | |
791 | if (r < 0) | |
792 | return r; | |
793 | ||
794 | op_state.display_name = user_info.display_name; | |
795 | } | |
796 | ||
797 | clear_failure(); | |
798 | return 0; | |
799 | } | |
800 | ||
801 | int RGWBucket::link(RGWBucketAdminOpState& op_state, std::string *err_msg) | |
802 | { | |
803 | if (!op_state.is_user_op()) { | |
804 | set_err_msg(err_msg, "empty user id"); | |
805 | return -EINVAL; | |
806 | } | |
807 | ||
808 | string bucket_id = op_state.get_bucket_id(); | |
809 | if (bucket_id.empty()) { | |
810 | set_err_msg(err_msg, "empty bucket instance id"); | |
811 | return -EINVAL; | |
812 | } | |
813 | ||
814 | std::string display_name = op_state.get_user_display_name(); | |
815 | rgw_bucket bucket = op_state.get_bucket(); | |
816 | ||
817 | const rgw_pool& root_pool = store->get_zone_params().domain_root; | |
818 | rgw_raw_obj obj(root_pool, bucket.name); | |
819 | RGWObjVersionTracker objv_tracker; | |
820 | ||
821 | map<string, bufferlist> attrs; | |
822 | RGWBucketInfo bucket_info; | |
823 | ||
824 | string key = bucket.name + ":" + bucket_id; | |
825 | RGWObjectCtx obj_ctx(store); | |
826 | int r = store->get_bucket_instance_info(obj_ctx, key, bucket_info, NULL, &attrs); | |
827 | if (r < 0) { | |
828 | return r; | |
829 | } | |
830 | ||
831 | rgw_user user_id = op_state.get_user_id(); | |
832 | ||
833 | map<string, bufferlist>::iterator aiter = attrs.find(RGW_ATTR_ACL); | |
834 | if (aiter != attrs.end()) { | |
835 | bufferlist aclbl = aiter->second; | |
836 | RGWAccessControlPolicy policy; | |
837 | ACLOwner owner; | |
838 | try { | |
839 | bufferlist::iterator iter = aclbl.begin(); | |
840 | ::decode(policy, iter); | |
841 | owner = policy.get_owner(); | |
842 | } catch (buffer::error& err) { | |
843 | set_err_msg(err_msg, "couldn't decode policy"); | |
844 | return -EIO; | |
845 | } | |
846 | ||
847 | r = rgw_unlink_bucket(store, owner.get_id(), bucket.tenant, bucket.name, false); | |
848 | if (r < 0) { | |
849 | set_err_msg(err_msg, "could not unlink policy from user " + owner.get_id().to_str()); | |
850 | return r; | |
851 | } | |
852 | ||
853 | // now update the user for the bucket... | |
854 | if (display_name.empty()) { | |
855 | ldout(store->ctx(), 0) << "WARNING: user " << user_info.user_id << " has no display name set" << dendl; | |
856 | } | |
857 | policy.create_default(user_info.user_id, display_name); | |
858 | ||
859 | owner = policy.get_owner(); | |
860 | r = store->set_bucket_owner(bucket, owner); | |
861 | if (r < 0) { | |
862 | set_err_msg(err_msg, "failed to set bucket owner: " + cpp_strerror(-r)); | |
863 | return r; | |
864 | } | |
865 | ||
866 | // ...and encode the acl | |
867 | aclbl.clear(); | |
868 | policy.encode(aclbl); | |
869 | ||
870 | r = store->system_obj_set_attr(NULL, obj, RGW_ATTR_ACL, aclbl, &objv_tracker); | |
871 | if (r < 0) | |
872 | return r; | |
873 | ||
874 | RGWAccessControlPolicy policy_instance; | |
875 | policy_instance.create_default(user_info.user_id, display_name); | |
876 | aclbl.clear(); | |
877 | policy_instance.encode(aclbl); | |
878 | ||
879 | string oid_bucket_instance = RGW_BUCKET_INSTANCE_MD_PREFIX + key; | |
880 | rgw_raw_obj obj_bucket_instance(root_pool, oid_bucket_instance); | |
881 | r = store->system_obj_set_attr(NULL, obj_bucket_instance, RGW_ATTR_ACL, aclbl, &objv_tracker); | |
882 | ||
883 | r = rgw_link_bucket(store, user_info.user_id, bucket_info.bucket, real_time()); | |
884 | if (r < 0) | |
885 | return r; | |
886 | } | |
887 | ||
888 | return 0; | |
889 | } | |
890 | ||
891 | int RGWBucket::unlink(RGWBucketAdminOpState& op_state, std::string *err_msg) | |
892 | { | |
893 | rgw_bucket bucket = op_state.get_bucket(); | |
894 | ||
895 | if (!op_state.is_user_op()) { | |
896 | set_err_msg(err_msg, "could not fetch user or user bucket info"); | |
897 | return -EINVAL; | |
898 | } | |
899 | ||
900 | int r = rgw_unlink_bucket(store, user_info.user_id, bucket.tenant, bucket.name); | |
901 | if (r < 0) { | |
902 | set_err_msg(err_msg, "error unlinking bucket" + cpp_strerror(-r)); | |
903 | } | |
904 | ||
905 | return r; | |
906 | } | |
907 | ||
908 | int RGWBucket::remove(RGWBucketAdminOpState& op_state, bool bypass_gc, | |
909 | bool keep_index_consistent, std::string *err_msg) | |
910 | { | |
911 | bool delete_children = op_state.will_delete_children(); | |
912 | rgw_bucket bucket = op_state.get_bucket(); | |
913 | int ret; | |
914 | ||
915 | if (bypass_gc) { | |
916 | if (delete_children) { | |
917 | ret = rgw_remove_bucket_bypass_gc(store, bucket, op_state.get_max_aio(), keep_index_consistent); | |
918 | } else { | |
919 | set_err_msg(err_msg, "purge objects should be set for gc to be bypassed"); | |
920 | return -EINVAL; | |
921 | } | |
922 | } else { | |
923 | ret = rgw_remove_bucket(store, bucket, delete_children); | |
924 | } | |
925 | ||
926 | if (ret < 0) { | |
927 | set_err_msg(err_msg, "unable to remove bucket" + cpp_strerror(-ret)); | |
928 | return ret; | |
929 | } | |
930 | ||
931 | return 0; | |
932 | } | |
933 | ||
934 | int RGWBucket::remove_object(RGWBucketAdminOpState& op_state, std::string *err_msg) | |
935 | { | |
936 | rgw_bucket bucket = op_state.get_bucket(); | |
937 | std::string object_name = op_state.get_object_name(); | |
938 | ||
939 | rgw_obj_key key(object_name); | |
940 | ||
941 | int ret = rgw_remove_object(store, bucket_info, bucket, key); | |
942 | if (ret < 0) { | |
943 | set_err_msg(err_msg, "unable to remove object" + cpp_strerror(-ret)); | |
944 | return ret; | |
945 | } | |
946 | ||
947 | return 0; | |
948 | } | |
949 | ||
950 | static void dump_bucket_index(map<string, rgw_bucket_dir_entry> result, Formatter *f) | |
951 | { | |
952 | map<string, rgw_bucket_dir_entry>::iterator iter; | |
953 | for (iter = result.begin(); iter != result.end(); ++iter) { | |
954 | f->dump_string("object", iter->first); | |
955 | } | |
956 | } | |
957 | ||
958 | static void dump_bucket_usage(map<RGWObjCategory, RGWStorageStats>& stats, Formatter *formatter) | |
959 | { | |
960 | map<RGWObjCategory, RGWStorageStats>::iterator iter; | |
961 | ||
962 | formatter->open_object_section("usage"); | |
963 | for (iter = stats.begin(); iter != stats.end(); ++iter) { | |
964 | RGWStorageStats& s = iter->second; | |
965 | const char *cat_name = rgw_obj_category_name(iter->first); | |
966 | formatter->open_object_section(cat_name); | |
967 | s.dump(formatter); | |
968 | formatter->close_section(); | |
969 | } | |
970 | formatter->close_section(); | |
971 | } | |
972 | ||
973 | static void dump_index_check(map<RGWObjCategory, RGWStorageStats> existing_stats, | |
974 | map<RGWObjCategory, RGWStorageStats> calculated_stats, | |
975 | Formatter *formatter) | |
976 | { | |
977 | formatter->open_object_section("check_result"); | |
978 | formatter->open_object_section("existing_header"); | |
979 | dump_bucket_usage(existing_stats, formatter); | |
980 | formatter->close_section(); | |
981 | formatter->open_object_section("calculated_header"); | |
982 | dump_bucket_usage(calculated_stats, formatter); | |
983 | formatter->close_section(); | |
984 | formatter->close_section(); | |
985 | } | |
986 | ||
987 | int RGWBucket::check_bad_index_multipart(RGWBucketAdminOpState& op_state, | |
988 | list<rgw_obj_index_key>& objs_to_unlink, std::string *err_msg) | |
989 | { | |
990 | bool fix_index = op_state.will_fix_index(); | |
991 | rgw_bucket bucket = op_state.get_bucket(); | |
992 | ||
993 | int max = 1000; | |
994 | ||
995 | map<string, bool> common_prefixes; | |
996 | ||
997 | bool is_truncated; | |
998 | map<string, bool> meta_objs; | |
999 | map<rgw_obj_index_key, string> all_objs; | |
1000 | ||
1001 | RGWBucketInfo bucket_info; | |
1002 | RGWObjectCtx obj_ctx(store); | |
1003 | int r = store->get_bucket_instance_info(obj_ctx, bucket, bucket_info, nullptr, nullptr); | |
1004 | if (r < 0) { | |
1005 | ldout(store->ctx(), 0) << "ERROR: " << __func__ << "(): get_bucket_instance_info(bucket=" << bucket << ") returned r=" << r << dendl; | |
1006 | return r; | |
1007 | } | |
1008 | ||
1009 | RGWRados::Bucket target(store, bucket_info); | |
1010 | RGWRados::Bucket::List list_op(&target); | |
1011 | ||
1012 | list_op.params.list_versions = true; | |
1013 | ||
1014 | do { | |
1015 | vector<rgw_bucket_dir_entry> result; | |
1016 | int r = list_op.list_objects(max, &result, &common_prefixes, &is_truncated); | |
1017 | if (r < 0) { | |
1018 | set_err_msg(err_msg, "failed to list objects in bucket=" + bucket.name + | |
1019 | " err=" + cpp_strerror(-r)); | |
1020 | ||
1021 | return r; | |
1022 | } | |
1023 | ||
1024 | vector<rgw_bucket_dir_entry>::iterator iter; | |
1025 | for (iter = result.begin(); iter != result.end(); ++iter) { | |
1026 | rgw_bucket_dir_entry& ent = *iter; | |
1027 | ||
1028 | rgw_obj obj(bucket, ent.key); | |
1029 | obj.key.ns.clear(); | |
1030 | ||
1031 | rgw_obj_index_key key; | |
1032 | obj.key.get_index_key(&key); | |
1033 | ||
1034 | string oid = key.name; | |
1035 | ||
1036 | int pos = oid.find_last_of('.'); | |
1037 | if (pos < 0) { | |
1038 | /* obj has no suffix */ | |
1039 | all_objs[key] = oid; | |
1040 | } else { | |
1041 | /* obj has suffix */ | |
1042 | string name = oid.substr(0, pos); | |
1043 | string suffix = oid.substr(pos + 1); | |
1044 | ||
1045 | if (suffix.compare("meta") == 0) { | |
1046 | meta_objs[name] = true; | |
1047 | } else { | |
1048 | all_objs[key] = name; | |
1049 | } | |
1050 | } | |
1051 | } | |
1052 | ||
1053 | } while (is_truncated); | |
1054 | ||
1055 | for (auto aiter = all_objs.begin(); aiter != all_objs.end(); ++aiter) { | |
1056 | string& name = aiter->second; | |
1057 | ||
1058 | rgw_obj_index_key index_key(aiter->first); | |
1059 | ||
1060 | if (meta_objs.find(name) == meta_objs.end()) { | |
1061 | objs_to_unlink.push_back(aiter->first); | |
1062 | } | |
1063 | } | |
1064 | ||
1065 | if (objs_to_unlink.empty()) | |
1066 | return 0; | |
1067 | ||
1068 | if (fix_index) { | |
1069 | int r = store->remove_objs_from_index(bucket_info, objs_to_unlink); | |
1070 | if (r < 0) { | |
1071 | set_err_msg(err_msg, "ERROR: remove_obj_from_index() returned error: " + | |
1072 | cpp_strerror(-r)); | |
1073 | ||
1074 | return r; | |
1075 | } | |
1076 | } | |
1077 | ||
1078 | return 0; | |
1079 | } | |
1080 | ||
1081 | int RGWBucket::check_object_index(RGWBucketAdminOpState& op_state, | |
1082 | RGWFormatterFlusher& flusher, | |
1083 | std::string *err_msg) | |
1084 | { | |
1085 | ||
1086 | bool fix_index = op_state.will_fix_index(); | |
1087 | ||
1088 | rgw_bucket bucket = op_state.get_bucket(); | |
1089 | ||
1090 | if (!fix_index) { | |
1091 | set_err_msg(err_msg, "check-objects flag requires fix index enabled"); | |
1092 | return -EINVAL; | |
1093 | } | |
1094 | ||
1095 | store->cls_obj_set_bucket_tag_timeout(bucket_info, BUCKET_TAG_TIMEOUT); | |
1096 | ||
1097 | string prefix; | |
1098 | rgw_obj_index_key marker; | |
1099 | bool is_truncated = true; | |
1100 | ||
1101 | Formatter *formatter = flusher.get_formatter(); | |
1102 | formatter->open_object_section("objects"); | |
1103 | while (is_truncated) { | |
1104 | map<string, rgw_bucket_dir_entry> result; | |
1105 | ||
1106 | int r = store->cls_bucket_list(bucket_info, RGW_NO_SHARD, marker, prefix, 1000, true, | |
1107 | result, &is_truncated, &marker, | |
1108 | bucket_object_check_filter); | |
1109 | if (r == -ENOENT) { | |
1110 | break; | |
1111 | } else if (r < 0 && r != -ENOENT) { | |
1112 | set_err_msg(err_msg, "ERROR: failed operation r=" + cpp_strerror(-r)); | |
1113 | } | |
1114 | ||
1115 | ||
1116 | dump_bucket_index(result, formatter); | |
1117 | flusher.flush(); | |
1118 | ||
1119 | } | |
1120 | ||
1121 | formatter->close_section(); | |
1122 | ||
1123 | store->cls_obj_set_bucket_tag_timeout(bucket_info, 0); | |
1124 | ||
1125 | return 0; | |
1126 | } | |
1127 | ||
1128 | ||
1129 | int RGWBucket::check_index(RGWBucketAdminOpState& op_state, | |
1130 | map<RGWObjCategory, RGWStorageStats>& existing_stats, | |
1131 | map<RGWObjCategory, RGWStorageStats>& calculated_stats, | |
1132 | std::string *err_msg) | |
1133 | { | |
1134 | rgw_bucket bucket = op_state.get_bucket(); | |
1135 | bool fix_index = op_state.will_fix_index(); | |
1136 | ||
1137 | int r = store->bucket_check_index(bucket_info, &existing_stats, &calculated_stats); | |
1138 | if (r < 0) { | |
1139 | set_err_msg(err_msg, "failed to check index error=" + cpp_strerror(-r)); | |
1140 | return r; | |
1141 | } | |
1142 | ||
1143 | if (fix_index) { | |
1144 | r = store->bucket_rebuild_index(bucket_info); | |
1145 | if (r < 0) { | |
1146 | set_err_msg(err_msg, "failed to rebuild index err=" + cpp_strerror(-r)); | |
1147 | return r; | |
1148 | } | |
1149 | } | |
1150 | ||
1151 | return 0; | |
1152 | } | |
1153 | ||
1154 | ||
1155 | int RGWBucket::policy_bl_to_stream(bufferlist& bl, ostream& o) | |
1156 | { | |
1157 | RGWAccessControlPolicy_S3 policy(g_ceph_context); | |
1158 | bufferlist::iterator iter = bl.begin(); | |
1159 | try { | |
1160 | policy.decode(iter); | |
1161 | } catch (buffer::error& err) { | |
1162 | dout(0) << "ERROR: caught buffer::error, could not decode policy" << dendl; | |
1163 | return -EIO; | |
1164 | } | |
1165 | policy.to_xml(o); | |
1166 | return 0; | |
1167 | } | |
1168 | ||
1169 | static int policy_decode(RGWRados *store, bufferlist& bl, RGWAccessControlPolicy& policy) | |
1170 | { | |
1171 | bufferlist::iterator iter = bl.begin(); | |
1172 | try { | |
1173 | policy.decode(iter); | |
1174 | } catch (buffer::error& err) { | |
1175 | ldout(store->ctx(), 0) << "ERROR: caught buffer::error, could not decode policy" << dendl; | |
1176 | return -EIO; | |
1177 | } | |
1178 | return 0; | |
1179 | } | |
1180 | ||
1181 | int RGWBucket::get_policy(RGWBucketAdminOpState& op_state, RGWAccessControlPolicy& policy) | |
1182 | { | |
1183 | std::string object_name = op_state.get_object_name(); | |
1184 | rgw_bucket bucket = op_state.get_bucket(); | |
1185 | RGWObjectCtx obj_ctx(store); | |
1186 | ||
1187 | RGWBucketInfo bucket_info; | |
1188 | map<string, bufferlist> attrs; | |
1189 | int ret = store->get_bucket_info(obj_ctx, bucket.tenant, bucket.name, bucket_info, NULL, &attrs); | |
1190 | if (ret < 0) { | |
1191 | return ret; | |
1192 | } | |
1193 | ||
1194 | if (!object_name.empty()) { | |
1195 | bufferlist bl; | |
1196 | rgw_obj obj(bucket, object_name); | |
1197 | ||
1198 | RGWRados::Object op_target(store, bucket_info, obj_ctx, obj); | |
1199 | RGWRados::Object::Read rop(&op_target); | |
1200 | ||
1201 | int ret = rop.get_attr(RGW_ATTR_ACL, bl); | |
1202 | if (ret < 0) | |
1203 | return ret; | |
1204 | ||
1205 | return policy_decode(store, bl, policy); | |
1206 | } | |
1207 | ||
1208 | map<string, bufferlist>::iterator aiter = attrs.find(RGW_ATTR_ACL); | |
1209 | if (aiter == attrs.end()) { | |
1210 | return -ENOENT; | |
1211 | } | |
1212 | ||
1213 | return policy_decode(store, aiter->second, policy); | |
1214 | } | |
1215 | ||
1216 | ||
1217 | int RGWBucketAdminOp::get_policy(RGWRados *store, RGWBucketAdminOpState& op_state, | |
1218 | RGWAccessControlPolicy& policy) | |
1219 | { | |
1220 | RGWBucket bucket; | |
1221 | ||
1222 | int ret = bucket.init(store, op_state); | |
1223 | if (ret < 0) | |
1224 | return ret; | |
1225 | ||
1226 | ret = bucket.get_policy(op_state, policy); | |
1227 | if (ret < 0) | |
1228 | return ret; | |
1229 | ||
1230 | return 0; | |
1231 | } | |
1232 | ||
1233 | /* Wrappers to facilitate RESTful interface */ | |
1234 | ||
1235 | ||
1236 | int RGWBucketAdminOp::get_policy(RGWRados *store, RGWBucketAdminOpState& op_state, | |
1237 | RGWFormatterFlusher& flusher) | |
1238 | { | |
1239 | RGWAccessControlPolicy policy(store->ctx()); | |
1240 | ||
1241 | int ret = get_policy(store, op_state, policy); | |
1242 | if (ret < 0) | |
1243 | return ret; | |
1244 | ||
1245 | Formatter *formatter = flusher.get_formatter(); | |
1246 | ||
1247 | flusher.start(0); | |
1248 | ||
1249 | formatter->open_object_section("policy"); | |
1250 | policy.dump(formatter); | |
1251 | formatter->close_section(); | |
1252 | ||
1253 | flusher.flush(); | |
1254 | ||
1255 | return 0; | |
1256 | } | |
1257 | ||
1258 | int RGWBucketAdminOp::dump_s3_policy(RGWRados *store, RGWBucketAdminOpState& op_state, | |
1259 | ostream& os) | |
1260 | { | |
1261 | RGWAccessControlPolicy_S3 policy(store->ctx()); | |
1262 | ||
1263 | int ret = get_policy(store, op_state, policy); | |
1264 | if (ret < 0) | |
1265 | return ret; | |
1266 | ||
1267 | policy.to_xml(os); | |
1268 | ||
1269 | return 0; | |
1270 | } | |
1271 | ||
1272 | int RGWBucketAdminOp::unlink(RGWRados *store, RGWBucketAdminOpState& op_state) | |
1273 | { | |
1274 | RGWBucket bucket; | |
1275 | ||
1276 | int ret = bucket.init(store, op_state); | |
1277 | if (ret < 0) | |
1278 | return ret; | |
1279 | ||
1280 | return bucket.unlink(op_state); | |
1281 | } | |
1282 | ||
1283 | int RGWBucketAdminOp::link(RGWRados *store, RGWBucketAdminOpState& op_state, string *err) | |
1284 | { | |
1285 | RGWBucket bucket; | |
1286 | ||
1287 | int ret = bucket.init(store, op_state); | |
1288 | if (ret < 0) | |
1289 | return ret; | |
1290 | ||
1291 | return bucket.link(op_state, err); | |
1292 | ||
1293 | } | |
1294 | ||
1295 | int RGWBucketAdminOp::check_index(RGWRados *store, RGWBucketAdminOpState& op_state, | |
1296 | RGWFormatterFlusher& flusher) | |
1297 | { | |
1298 | int ret; | |
1299 | map<string, rgw_bucket_dir_entry> result; | |
1300 | map<RGWObjCategory, RGWStorageStats> existing_stats; | |
1301 | map<RGWObjCategory, RGWStorageStats> calculated_stats; | |
1302 | list<rgw_obj_index_key> objs_to_unlink; | |
1303 | ||
1304 | RGWBucket bucket; | |
1305 | ||
1306 | ret = bucket.init(store, op_state); | |
1307 | if (ret < 0) | |
1308 | return ret; | |
1309 | ||
1310 | Formatter *formatter = flusher.get_formatter(); | |
1311 | flusher.start(0); | |
1312 | ||
1313 | ret = bucket.check_bad_index_multipart(op_state, objs_to_unlink); | |
1314 | if (ret < 0) | |
1315 | return ret; | |
1316 | ||
1317 | dump_mulipart_index_results(objs_to_unlink, formatter); | |
1318 | flusher.flush(); | |
1319 | ||
1320 | ret = bucket.check_object_index(op_state, flusher); | |
1321 | if (ret < 0) | |
1322 | return ret; | |
1323 | ||
1324 | ret = bucket.check_index(op_state, existing_stats, calculated_stats); | |
1325 | if (ret < 0) | |
1326 | return ret; | |
1327 | ||
1328 | dump_index_check(existing_stats, calculated_stats, formatter); | |
1329 | flusher.flush(); | |
1330 | ||
1331 | return 0; | |
1332 | } | |
1333 | ||
1334 | int RGWBucketAdminOp::remove_bucket(RGWRados *store, RGWBucketAdminOpState& op_state, | |
1335 | bool bypass_gc, bool keep_index_consistent) | |
1336 | { | |
1337 | RGWBucket bucket; | |
1338 | ||
1339 | int ret = bucket.init(store, op_state); | |
1340 | if (ret < 0) | |
1341 | return ret; | |
1342 | ||
1343 | return bucket.remove(op_state, bypass_gc, keep_index_consistent); | |
1344 | } | |
1345 | ||
1346 | int RGWBucketAdminOp::remove_object(RGWRados *store, RGWBucketAdminOpState& op_state) | |
1347 | { | |
1348 | RGWBucket bucket; | |
1349 | ||
1350 | int ret = bucket.init(store, op_state); | |
1351 | if (ret < 0) | |
1352 | return ret; | |
1353 | ||
1354 | return bucket.remove_object(op_state); | |
1355 | } | |
1356 | ||
1357 | static int bucket_stats(RGWRados *store, const std::string& tenant_name, std::string& bucket_name, Formatter *formatter) | |
1358 | { | |
1359 | RGWBucketInfo bucket_info; | |
1360 | map<RGWObjCategory, RGWStorageStats> stats; | |
1361 | ||
1362 | real_time mtime; | |
1363 | RGWObjectCtx obj_ctx(store); | |
1364 | int r = store->get_bucket_info(obj_ctx, tenant_name, bucket_name, bucket_info, &mtime); | |
1365 | if (r < 0) | |
1366 | return r; | |
1367 | ||
1368 | rgw_bucket& bucket = bucket_info.bucket; | |
1369 | ||
1370 | string bucket_ver, master_ver; | |
1371 | string max_marker; | |
1372 | int ret = store->get_bucket_stats(bucket_info, RGW_NO_SHARD, &bucket_ver, &master_ver, stats, &max_marker); | |
1373 | if (ret < 0) { | |
1374 | cerr << "error getting bucket stats ret=" << ret << std::endl; | |
1375 | return ret; | |
1376 | } | |
1377 | ||
1378 | utime_t ut(mtime); | |
1379 | ||
1380 | formatter->open_object_section("stats"); | |
1381 | formatter->dump_string("bucket", bucket.name); | |
1382 | formatter->dump_string("id", bucket.bucket_id); | |
1383 | formatter->dump_string("marker", bucket.marker); | |
1384 | formatter->dump_stream("index_type") << bucket_info.index_type; | |
1385 | ::encode_json("owner", bucket_info.owner, formatter); | |
1386 | formatter->dump_string("ver", bucket_ver); | |
1387 | formatter->dump_string("master_ver", master_ver); | |
1388 | formatter->dump_stream("mtime") << ut; | |
1389 | formatter->dump_string("max_marker", max_marker); | |
1390 | dump_bucket_usage(stats, formatter); | |
1391 | encode_json("bucket_quota", bucket_info.quota, formatter); | |
1392 | formatter->close_section(); | |
1393 | ||
1394 | return 0; | |
1395 | } | |
1396 | ||
1397 | int RGWBucketAdminOp::limit_check(RGWRados *store, | |
1398 | RGWBucketAdminOpState& op_state, | |
1399 | const std::list<std::string>& user_ids, | |
1400 | RGWFormatterFlusher& flusher, | |
1401 | bool warnings_only) | |
1402 | { | |
1403 | int ret = 0; | |
1404 | const size_t max_entries = | |
1405 | store->ctx()->_conf->rgw_list_buckets_max_chunk; | |
1406 | ||
1407 | const size_t safe_max_objs_per_shard = | |
1408 | store->ctx()->_conf->rgw_safe_max_objects_per_shard; | |
1409 | ||
1410 | uint16_t shard_warn_pct = | |
1411 | store->ctx()->_conf->rgw_shard_warning_threshold; | |
1412 | if (shard_warn_pct > 100) | |
1413 | shard_warn_pct = 90; | |
1414 | ||
1415 | Formatter *formatter = flusher.get_formatter(); | |
1416 | flusher.start(0); | |
1417 | ||
1418 | formatter->open_array_section("users"); | |
1419 | ||
1420 | for (const auto& user_id : user_ids) { | |
1421 | formatter->open_object_section("user"); | |
1422 | formatter->dump_string("user_id", user_id); | |
1423 | bool done; | |
1424 | formatter->open_array_section("buckets"); | |
1425 | do { | |
1426 | RGWUserBuckets buckets; | |
1427 | string marker; | |
1428 | bool is_truncated; | |
1429 | ||
1430 | ret = rgw_read_user_buckets(store, user_id, buckets, | |
1431 | marker, string(), max_entries, false, | |
1432 | &is_truncated); | |
1433 | if (ret < 0) | |
1434 | return ret; | |
1435 | ||
1436 | map<string, RGWBucketEnt>& m_buckets = buckets.get_buckets(); | |
1437 | ||
1438 | for (const auto& iter : m_buckets) { | |
1439 | auto& bucket = iter.second.bucket; | |
1440 | uint32_t num_shards = 1; | |
1441 | uint64_t num_objects = 0; | |
1442 | ||
1443 | /* need info for num_shards */ | |
1444 | RGWBucketInfo info; | |
1445 | RGWObjectCtx obj_ctx(store); | |
1446 | ||
1447 | marker = bucket.name; /* Casey's location for marker update, | |
1448 | * as we may now not reach the end of | |
1449 | * the loop body */ | |
1450 | ||
1451 | ret = store->get_bucket_info(obj_ctx, bucket.tenant, bucket.name, | |
1452 | info, nullptr); | |
1453 | if (ret < 0) | |
1454 | continue; | |
1455 | ||
1456 | /* need stats for num_entries */ | |
1457 | string bucket_ver, master_ver; | |
1458 | std::map<RGWObjCategory, RGWStorageStats> stats; | |
1459 | ret = store->get_bucket_stats(info, RGW_NO_SHARD, &bucket_ver, | |
1460 | &master_ver, stats, nullptr); | |
1461 | ||
1462 | if (ret < 0) | |
1463 | continue; | |
1464 | ||
1465 | for (const auto& s : stats) { | |
1466 | num_objects += s.second.num_objects; | |
1467 | } | |
1468 | ||
1469 | num_shards = info.num_shards; | |
1470 | uint64_t objs_per_shard = num_objects / num_shards; | |
1471 | { | |
1472 | bool warn = false; | |
1473 | stringstream ss; | |
1474 | if (objs_per_shard > safe_max_objs_per_shard) { | |
1475 | double over = | |
1476 | 100 - (safe_max_objs_per_shard/objs_per_shard * 100); | |
1477 | ss << boost::format("OVER %4f%%") % over; | |
1478 | warn = true; | |
1479 | } else { | |
1480 | double fill_pct = | |
1481 | objs_per_shard / safe_max_objs_per_shard * 100; | |
1482 | if (fill_pct >= shard_warn_pct) { | |
1483 | ss << boost::format("WARN %4f%%") % fill_pct; | |
1484 | warn = true; | |
1485 | } else { | |
1486 | ss << "OK"; | |
1487 | } | |
1488 | } | |
1489 | ||
1490 | if (warn || (! warnings_only)) { | |
1491 | formatter->open_object_section("bucket"); | |
1492 | formatter->dump_string("bucket", bucket.name); | |
1493 | formatter->dump_string("tenant", bucket.tenant); | |
1494 | formatter->dump_int("num_objects", num_objects); | |
1495 | formatter->dump_int("num_shards", num_shards); | |
1496 | formatter->dump_int("objects_per_shard", objs_per_shard); | |
1497 | formatter->dump_string("fill_status", ss.str()); | |
1498 | formatter->close_section(); | |
1499 | } | |
1500 | } | |
1501 | } | |
1502 | ||
1503 | done = (m_buckets.size() < max_entries); | |
1504 | } while (!done); /* foreach: bucket */ | |
1505 | ||
1506 | formatter->close_section(); | |
1507 | formatter->close_section(); | |
1508 | formatter->flush(cout); | |
1509 | ||
1510 | } /* foreach: user_id */ | |
1511 | ||
1512 | formatter->close_section(); | |
1513 | formatter->flush(cout); | |
1514 | ||
1515 | return ret; | |
1516 | } /* RGWBucketAdminOp::limit_check */ | |
1517 | ||
1518 | int RGWBucketAdminOp::info(RGWRados *store, RGWBucketAdminOpState& op_state, | |
1519 | RGWFormatterFlusher& flusher) | |
1520 | { | |
1521 | RGWBucket bucket; | |
1522 | int ret; | |
1523 | ||
1524 | string bucket_name = op_state.get_bucket_name(); | |
1525 | ||
1526 | if (!bucket_name.empty()) { | |
1527 | ret = bucket.init(store, op_state); | |
1528 | if (ret < 0) | |
1529 | return ret; | |
1530 | } | |
1531 | ||
1532 | Formatter *formatter = flusher.get_formatter(); | |
1533 | flusher.start(0); | |
1534 | ||
1535 | CephContext *cct = store->ctx(); | |
1536 | ||
1537 | const size_t max_entries = cct->_conf->rgw_list_buckets_max_chunk; | |
1538 | ||
1539 | bool show_stats = op_state.will_fetch_stats(); | |
1540 | rgw_user user_id = op_state.get_user_id(); | |
1541 | if (op_state.is_user_op()) { | |
1542 | formatter->open_array_section("buckets"); | |
1543 | ||
1544 | RGWUserBuckets buckets; | |
1545 | string marker; | |
1546 | bool is_truncated = false; | |
1547 | ||
1548 | do { | |
1549 | ret = rgw_read_user_buckets(store, op_state.get_user_id(), buckets, | |
1550 | marker, string(), max_entries, false, | |
1551 | &is_truncated); | |
1552 | if (ret < 0) | |
1553 | return ret; | |
1554 | ||
1555 | map<string, RGWBucketEnt>& m = buckets.get_buckets(); | |
1556 | map<string, RGWBucketEnt>::iterator iter; | |
1557 | ||
1558 | for (iter = m.begin(); iter != m.end(); ++iter) { | |
1559 | std::string obj_name = iter->first; | |
1560 | if (show_stats) | |
1561 | bucket_stats(store, user_id.tenant, obj_name, formatter); | |
1562 | else | |
1563 | formatter->dump_string("bucket", obj_name); | |
1564 | ||
1565 | marker = obj_name; | |
1566 | } | |
1567 | ||
1568 | flusher.flush(); | |
1569 | } while (is_truncated); | |
1570 | ||
1571 | formatter->close_section(); | |
1572 | } else if (!bucket_name.empty()) { | |
1573 | bucket_stats(store, user_id.tenant, bucket_name, formatter); | |
1574 | } else { | |
1575 | RGWAccessHandle handle; | |
1576 | ||
1577 | formatter->open_array_section("buckets"); | |
1578 | if (store->list_buckets_init(&handle) >= 0) { | |
1579 | rgw_bucket_dir_entry obj; | |
1580 | while (store->list_buckets_next(obj, &handle) >= 0) { | |
1581 | if (show_stats) | |
1582 | bucket_stats(store, user_id.tenant, obj.key.name, formatter); | |
1583 | else | |
1584 | formatter->dump_string("bucket", obj.key.name); | |
1585 | } | |
1586 | } | |
1587 | ||
1588 | formatter->close_section(); | |
1589 | } | |
1590 | ||
1591 | flusher.flush(); | |
1592 | ||
1593 | return 0; | |
1594 | } | |
1595 | ||
1596 | ||
1597 | void rgw_data_change::dump(Formatter *f) const | |
1598 | { | |
1599 | string type; | |
1600 | switch (entity_type) { | |
1601 | case ENTITY_TYPE_BUCKET: | |
1602 | type = "bucket"; | |
1603 | break; | |
1604 | default: | |
1605 | type = "unknown"; | |
1606 | } | |
1607 | encode_json("entity_type", type, f); | |
1608 | encode_json("key", key, f); | |
1609 | utime_t ut(timestamp); | |
1610 | encode_json("timestamp", ut, f); | |
1611 | } | |
1612 | ||
1613 | void rgw_data_change::decode_json(JSONObj *obj) { | |
1614 | string s; | |
1615 | JSONDecoder::decode_json("entity_type", s, obj); | |
1616 | if (s == "bucket") { | |
1617 | entity_type = ENTITY_TYPE_BUCKET; | |
1618 | } else { | |
1619 | entity_type = ENTITY_TYPE_UNKNOWN; | |
1620 | } | |
1621 | JSONDecoder::decode_json("key", key, obj); | |
1622 | utime_t ut; | |
1623 | JSONDecoder::decode_json("timestamp", ut, obj); | |
1624 | timestamp = ut.to_real_time(); | |
1625 | } | |
1626 | ||
1627 | void rgw_data_change_log_entry::dump(Formatter *f) const | |
1628 | { | |
1629 | encode_json("log_id", log_id, f); | |
1630 | utime_t ut(log_timestamp); | |
1631 | encode_json("log_timestamp", ut, f); | |
1632 | encode_json("entry", entry, f); | |
1633 | } | |
1634 | ||
1635 | void rgw_data_change_log_entry::decode_json(JSONObj *obj) { | |
1636 | JSONDecoder::decode_json("log_id", log_id, obj); | |
1637 | utime_t ut; | |
1638 | JSONDecoder::decode_json("log_timestamp", ut, obj); | |
1639 | log_timestamp = ut.to_real_time(); | |
1640 | JSONDecoder::decode_json("entry", entry, obj); | |
1641 | } | |
1642 | ||
1643 | int RGWDataChangesLog::choose_oid(const rgw_bucket_shard& bs) { | |
1644 | const string& name = bs.bucket.name; | |
1645 | int shard_shift = (bs.shard_id > 0 ? bs.shard_id : 0); | |
1646 | uint32_t r = (ceph_str_hash_linux(name.c_str(), name.size()) + shard_shift) % num_shards; | |
1647 | ||
1648 | return (int)r; | |
1649 | } | |
1650 | ||
1651 | int RGWDataChangesLog::renew_entries() | |
1652 | { | |
1653 | if (!store->need_to_log_data()) | |
1654 | return 0; | |
1655 | ||
1656 | /* we can't keep the bucket name as part of the cls_log_entry, and we need | |
1657 | * it later, so we keep two lists under the map */ | |
1658 | map<int, pair<list<rgw_bucket_shard>, list<cls_log_entry> > > m; | |
1659 | ||
1660 | lock.Lock(); | |
1661 | map<rgw_bucket_shard, bool> entries; | |
1662 | entries.swap(cur_cycle); | |
1663 | lock.Unlock(); | |
1664 | ||
1665 | map<rgw_bucket_shard, bool>::iterator iter; | |
1666 | string section; | |
1667 | real_time ut = real_clock::now(); | |
1668 | for (iter = entries.begin(); iter != entries.end(); ++iter) { | |
1669 | const rgw_bucket_shard& bs = iter->first; | |
1670 | ||
1671 | int index = choose_oid(bs); | |
1672 | ||
1673 | cls_log_entry entry; | |
1674 | ||
1675 | rgw_data_change change; | |
1676 | bufferlist bl; | |
1677 | change.entity_type = ENTITY_TYPE_BUCKET; | |
1678 | change.key = bs.get_key(); | |
1679 | change.timestamp = ut; | |
1680 | ::encode(change, bl); | |
1681 | ||
1682 | store->time_log_prepare_entry(entry, ut, section, change.key, bl); | |
1683 | ||
1684 | m[index].first.push_back(bs); | |
1685 | m[index].second.emplace_back(std::move(entry)); | |
1686 | } | |
1687 | ||
1688 | map<int, pair<list<rgw_bucket_shard>, list<cls_log_entry> > >::iterator miter; | |
1689 | for (miter = m.begin(); miter != m.end(); ++miter) { | |
1690 | list<cls_log_entry>& entries = miter->second.second; | |
1691 | ||
1692 | real_time now = real_clock::now(); | |
1693 | ||
1694 | int ret = store->time_log_add(oids[miter->first], entries, NULL); | |
1695 | if (ret < 0) { | |
1696 | /* we don't really need to have a special handling for failed cases here, | |
1697 | * as this is just an optimization. */ | |
1698 | lderr(cct) << "ERROR: store->time_log_add() returned " << ret << dendl; | |
1699 | return ret; | |
1700 | } | |
1701 | ||
1702 | real_time expiration = now; | |
1703 | expiration += make_timespan(cct->_conf->rgw_data_log_window); | |
1704 | ||
1705 | list<rgw_bucket_shard>& buckets = miter->second.first; | |
1706 | list<rgw_bucket_shard>::iterator liter; | |
1707 | for (liter = buckets.begin(); liter != buckets.end(); ++liter) { | |
1708 | update_renewed(*liter, expiration); | |
1709 | } | |
1710 | } | |
1711 | ||
1712 | return 0; | |
1713 | } | |
1714 | ||
1715 | void RGWDataChangesLog::_get_change(const rgw_bucket_shard& bs, ChangeStatusPtr& status) | |
1716 | { | |
1717 | assert(lock.is_locked()); | |
1718 | if (!changes.find(bs, status)) { | |
1719 | status = ChangeStatusPtr(new ChangeStatus); | |
1720 | changes.add(bs, status); | |
1721 | } | |
1722 | } | |
1723 | ||
1724 | void RGWDataChangesLog::register_renew(rgw_bucket_shard& bs) | |
1725 | { | |
1726 | Mutex::Locker l(lock); | |
1727 | cur_cycle[bs] = true; | |
1728 | } | |
1729 | ||
1730 | void RGWDataChangesLog::update_renewed(rgw_bucket_shard& bs, real_time& expiration) | |
1731 | { | |
1732 | Mutex::Locker l(lock); | |
1733 | ChangeStatusPtr status; | |
1734 | _get_change(bs, status); | |
1735 | ||
1736 | ldout(cct, 20) << "RGWDataChangesLog::update_renewd() bucket_name=" << bs.bucket.name << " shard_id=" << bs.shard_id << " expiration=" << expiration << dendl; | |
1737 | status->cur_expiration = expiration; | |
1738 | } | |
1739 | ||
1740 | int RGWDataChangesLog::get_log_shard_id(rgw_bucket& bucket, int shard_id) { | |
1741 | rgw_bucket_shard bs(bucket, shard_id); | |
1742 | ||
1743 | return choose_oid(bs); | |
1744 | } | |
1745 | ||
1746 | int RGWDataChangesLog::add_entry(rgw_bucket& bucket, int shard_id) { | |
1747 | if (!store->need_to_log_data()) | |
1748 | return 0; | |
1749 | ||
1750 | rgw_bucket_shard bs(bucket, shard_id); | |
1751 | ||
1752 | int index = choose_oid(bs); | |
1753 | mark_modified(index, bs); | |
1754 | ||
1755 | lock.Lock(); | |
1756 | ||
1757 | ChangeStatusPtr status; | |
1758 | _get_change(bs, status); | |
1759 | ||
1760 | lock.Unlock(); | |
1761 | ||
1762 | real_time now = real_clock::now(); | |
1763 | ||
1764 | status->lock->Lock(); | |
1765 | ||
1766 | ldout(cct, 20) << "RGWDataChangesLog::add_entry() bucket.name=" << bucket.name << " shard_id=" << shard_id << " now=" << now << " cur_expiration=" << status->cur_expiration << dendl; | |
1767 | ||
1768 | if (now < status->cur_expiration) { | |
1769 | /* no need to send, recently completed */ | |
1770 | status->lock->Unlock(); | |
1771 | ||
1772 | register_renew(bs); | |
1773 | return 0; | |
1774 | } | |
1775 | ||
1776 | RefCountedCond *cond; | |
1777 | ||
1778 | if (status->pending) { | |
1779 | cond = status->cond; | |
1780 | ||
1781 | assert(cond); | |
1782 | ||
1783 | status->cond->get(); | |
1784 | status->lock->Unlock(); | |
1785 | ||
1786 | int ret = cond->wait(); | |
1787 | cond->put(); | |
1788 | if (!ret) { | |
1789 | register_renew(bs); | |
1790 | } | |
1791 | return ret; | |
1792 | } | |
1793 | ||
1794 | status->cond = new RefCountedCond; | |
1795 | status->pending = true; | |
1796 | ||
1797 | string& oid = oids[index]; | |
1798 | real_time expiration; | |
1799 | ||
1800 | int ret; | |
1801 | ||
1802 | do { | |
1803 | status->cur_sent = now; | |
1804 | ||
1805 | expiration = now; | |
1806 | expiration += ceph::make_timespan(cct->_conf->rgw_data_log_window); | |
1807 | ||
1808 | status->lock->Unlock(); | |
1809 | ||
1810 | bufferlist bl; | |
1811 | rgw_data_change change; | |
1812 | change.entity_type = ENTITY_TYPE_BUCKET; | |
1813 | change.key = bs.get_key(); | |
1814 | change.timestamp = now; | |
1815 | ::encode(change, bl); | |
1816 | string section; | |
1817 | ||
1818 | ldout(cct, 20) << "RGWDataChangesLog::add_entry() sending update with now=" << now << " cur_expiration=" << expiration << dendl; | |
1819 | ||
1820 | ret = store->time_log_add(oid, now, section, change.key, bl); | |
1821 | ||
1822 | now = real_clock::now(); | |
1823 | ||
1824 | status->lock->Lock(); | |
1825 | ||
1826 | } while (!ret && real_clock::now() > expiration); | |
1827 | ||
1828 | cond = status->cond; | |
1829 | ||
1830 | status->pending = false; | |
1831 | status->cur_expiration = status->cur_sent; /* time of when operation started, not completed */ | |
1832 | status->cur_expiration += make_timespan(cct->_conf->rgw_data_log_window); | |
1833 | status->cond = NULL; | |
1834 | status->lock->Unlock(); | |
1835 | ||
1836 | cond->done(ret); | |
1837 | cond->put(); | |
1838 | ||
1839 | return ret; | |
1840 | } | |
1841 | ||
1842 | int RGWDataChangesLog::list_entries(int shard, const real_time& start_time, const real_time& end_time, int max_entries, | |
1843 | list<rgw_data_change_log_entry>& entries, | |
1844 | const string& marker, | |
1845 | string *out_marker, | |
1846 | bool *truncated) { | |
1847 | ||
1848 | list<cls_log_entry> log_entries; | |
1849 | ||
1850 | int ret = store->time_log_list(oids[shard], start_time, end_time, | |
1851 | max_entries, log_entries, marker, | |
1852 | out_marker, truncated); | |
1853 | if (ret < 0) | |
1854 | return ret; | |
1855 | ||
1856 | list<cls_log_entry>::iterator iter; | |
1857 | for (iter = log_entries.begin(); iter != log_entries.end(); ++iter) { | |
1858 | rgw_data_change_log_entry log_entry; | |
1859 | log_entry.log_id = iter->id; | |
1860 | real_time rt = iter->timestamp.to_real_time(); | |
1861 | log_entry.log_timestamp = rt; | |
1862 | bufferlist::iterator liter = iter->data.begin(); | |
1863 | try { | |
1864 | ::decode(log_entry.entry, liter); | |
1865 | } catch (buffer::error& err) { | |
1866 | lderr(cct) << "ERROR: failed to decode data changes log entry" << dendl; | |
1867 | return -EIO; | |
1868 | } | |
1869 | entries.push_back(log_entry); | |
1870 | } | |
1871 | ||
1872 | return 0; | |
1873 | } | |
1874 | ||
1875 | int RGWDataChangesLog::list_entries(const real_time& start_time, const real_time& end_time, int max_entries, | |
1876 | list<rgw_data_change_log_entry>& entries, LogMarker& marker, bool *ptruncated) { | |
1877 | bool truncated; | |
1878 | entries.clear(); | |
1879 | ||
1880 | for (; marker.shard < num_shards && (int)entries.size() < max_entries; | |
1881 | marker.shard++, marker.marker.clear()) { | |
1882 | int ret = list_entries(marker.shard, start_time, end_time, max_entries - entries.size(), entries, | |
1883 | marker.marker, NULL, &truncated); | |
1884 | if (ret == -ENOENT) { | |
1885 | continue; | |
1886 | } | |
1887 | if (ret < 0) { | |
1888 | return ret; | |
1889 | } | |
1890 | if (truncated) { | |
1891 | *ptruncated = true; | |
1892 | return 0; | |
1893 | } | |
1894 | } | |
1895 | ||
1896 | *ptruncated = (marker.shard < num_shards); | |
1897 | ||
1898 | return 0; | |
1899 | } | |
1900 | ||
1901 | int RGWDataChangesLog::get_info(int shard_id, RGWDataChangesLogInfo *info) | |
1902 | { | |
1903 | if (shard_id >= num_shards) | |
1904 | return -EINVAL; | |
1905 | ||
1906 | string oid = oids[shard_id]; | |
1907 | ||
1908 | cls_log_header header; | |
1909 | ||
1910 | int ret = store->time_log_info(oid, &header); | |
1911 | if ((ret < 0) && (ret != -ENOENT)) | |
1912 | return ret; | |
1913 | ||
1914 | info->marker = header.max_marker; | |
1915 | info->last_update = header.max_time.to_real_time(); | |
1916 | ||
1917 | return 0; | |
1918 | } | |
1919 | ||
1920 | int RGWDataChangesLog::trim_entries(int shard_id, const real_time& start_time, const real_time& end_time, | |
1921 | const string& start_marker, const string& end_marker) | |
1922 | { | |
1923 | int ret; | |
1924 | ||
1925 | if (shard_id > num_shards) | |
1926 | return -EINVAL; | |
1927 | ||
1928 | ret = store->time_log_trim(oids[shard_id], start_time, end_time, start_marker, end_marker); | |
1929 | ||
1930 | if (ret == -ENOENT) | |
1931 | ret = 0; | |
1932 | ||
1933 | return ret; | |
1934 | } | |
1935 | ||
1936 | int RGWDataChangesLog::trim_entries(const real_time& start_time, const real_time& end_time, | |
1937 | const string& start_marker, const string& end_marker) | |
1938 | { | |
1939 | for (int shard = 0; shard < num_shards; shard++) { | |
1940 | int ret = store->time_log_trim(oids[shard], start_time, end_time, start_marker, end_marker); | |
1941 | if (ret == -ENOENT) { | |
1942 | continue; | |
1943 | } | |
1944 | if (ret < 0) | |
1945 | return ret; | |
1946 | } | |
1947 | ||
1948 | return 0; | |
1949 | } | |
1950 | ||
1951 | bool RGWDataChangesLog::going_down() | |
1952 | { | |
1953 | return down_flag; | |
1954 | } | |
1955 | ||
1956 | RGWDataChangesLog::~RGWDataChangesLog() { | |
1957 | down_flag = true; | |
1958 | renew_thread->stop(); | |
1959 | renew_thread->join(); | |
1960 | delete renew_thread; | |
1961 | delete[] oids; | |
1962 | } | |
1963 | ||
1964 | void *RGWDataChangesLog::ChangesRenewThread::entry() { | |
1965 | do { | |
1966 | dout(2) << "RGWDataChangesLog::ChangesRenewThread: start" << dendl; | |
1967 | int r = log->renew_entries(); | |
1968 | if (r < 0) { | |
1969 | dout(0) << "ERROR: RGWDataChangesLog::renew_entries returned error r=" << r << dendl; | |
1970 | } | |
1971 | ||
1972 | if (log->going_down()) | |
1973 | break; | |
1974 | ||
1975 | int interval = cct->_conf->rgw_data_log_window * 3 / 4; | |
1976 | lock.Lock(); | |
1977 | cond.WaitInterval(lock, utime_t(interval, 0)); | |
1978 | lock.Unlock(); | |
1979 | } while (!log->going_down()); | |
1980 | ||
1981 | return NULL; | |
1982 | } | |
1983 | ||
1984 | void RGWDataChangesLog::ChangesRenewThread::stop() | |
1985 | { | |
1986 | Mutex::Locker l(lock); | |
1987 | cond.Signal(); | |
1988 | } | |
1989 | ||
1990 | void RGWDataChangesLog::mark_modified(int shard_id, const rgw_bucket_shard& bs) | |
1991 | { | |
1992 | auto key = bs.get_key(); | |
1993 | modified_lock.get_read(); | |
1994 | map<int, set<string> >::iterator iter = modified_shards.find(shard_id); | |
1995 | if (iter != modified_shards.end()) { | |
1996 | set<string>& keys = iter->second; | |
1997 | if (keys.find(key) != keys.end()) { | |
1998 | modified_lock.unlock(); | |
1999 | return; | |
2000 | } | |
2001 | } | |
2002 | modified_lock.unlock(); | |
2003 | ||
2004 | RWLock::WLocker wl(modified_lock); | |
2005 | modified_shards[shard_id].insert(key); | |
2006 | } | |
2007 | ||
2008 | void RGWDataChangesLog::read_clear_modified(map<int, set<string> > &modified) | |
2009 | { | |
2010 | RWLock::WLocker wl(modified_lock); | |
2011 | modified.swap(modified_shards); | |
2012 | modified_shards.clear(); | |
2013 | } | |
2014 | ||
2015 | void RGWBucketCompleteInfo::dump(Formatter *f) const { | |
2016 | encode_json("bucket_info", info, f); | |
2017 | encode_json("attrs", attrs, f); | |
2018 | } | |
2019 | ||
2020 | void RGWBucketCompleteInfo::decode_json(JSONObj *obj) { | |
2021 | JSONDecoder::decode_json("bucket_info", info, obj); | |
2022 | JSONDecoder::decode_json("attrs", attrs, obj); | |
2023 | } | |
2024 | ||
2025 | class RGWBucketMetadataHandler : public RGWMetadataHandler { | |
2026 | ||
2027 | public: | |
2028 | string get_type() override { return "bucket"; } | |
2029 | ||
2030 | int get(RGWRados *store, string& entry, RGWMetadataObject **obj) override { | |
2031 | RGWObjVersionTracker ot; | |
2032 | RGWBucketEntryPoint be; | |
2033 | ||
2034 | real_time mtime; | |
2035 | map<string, bufferlist> attrs; | |
2036 | RGWObjectCtx obj_ctx(store); | |
2037 | ||
2038 | string tenant_name, bucket_name; | |
2039 | parse_bucket(entry, &tenant_name, &bucket_name); | |
2040 | int ret = store->get_bucket_entrypoint_info(obj_ctx, tenant_name, bucket_name, be, &ot, &mtime, &attrs); | |
2041 | if (ret < 0) | |
2042 | return ret; | |
2043 | ||
2044 | RGWBucketEntryMetadataObject *mdo = new RGWBucketEntryMetadataObject(be, ot.read_version, mtime); | |
2045 | ||
2046 | *obj = mdo; | |
2047 | ||
2048 | return 0; | |
2049 | } | |
2050 | ||
2051 | int put(RGWRados *store, string& entry, RGWObjVersionTracker& objv_tracker, | |
2052 | real_time mtime, JSONObj *obj, sync_type_t sync_type) override { | |
2053 | RGWBucketEntryPoint be, old_be; | |
2054 | try { | |
2055 | decode_json_obj(be, obj); | |
2056 | } catch (JSONDecoder::err& e) { | |
2057 | return -EINVAL; | |
2058 | } | |
2059 | ||
2060 | real_time orig_mtime; | |
2061 | map<string, bufferlist> attrs; | |
2062 | ||
2063 | RGWObjVersionTracker old_ot; | |
2064 | RGWObjectCtx obj_ctx(store); | |
2065 | ||
2066 | string tenant_name, bucket_name; | |
2067 | parse_bucket(entry, &tenant_name, &bucket_name); | |
2068 | int ret = store->get_bucket_entrypoint_info(obj_ctx, tenant_name, bucket_name, old_be, &old_ot, &orig_mtime, &attrs); | |
2069 | if (ret < 0 && ret != -ENOENT) | |
2070 | return ret; | |
2071 | ||
2072 | // are we actually going to perform this put, or is it too old? | |
2073 | if (ret != -ENOENT && | |
2074 | !check_versions(old_ot.read_version, orig_mtime, | |
2075 | objv_tracker.write_version, mtime, sync_type)) { | |
2076 | return STATUS_NO_APPLY; | |
2077 | } | |
2078 | ||
2079 | objv_tracker.read_version = old_ot.read_version; /* maintain the obj version we just read */ | |
2080 | ||
2081 | ret = store->put_bucket_entrypoint_info(tenant_name, bucket_name, be, false, objv_tracker, mtime, &attrs); | |
2082 | if (ret < 0) | |
2083 | return ret; | |
2084 | ||
2085 | /* link bucket */ | |
2086 | if (be.linked) { | |
2087 | ret = rgw_link_bucket(store, be.owner, be.bucket, be.creation_time, false); | |
2088 | } else { | |
2089 | ret = rgw_unlink_bucket(store, be.owner, be.bucket.tenant, be.bucket.name, false); | |
2090 | } | |
2091 | ||
2092 | return ret; | |
2093 | } | |
2094 | ||
2095 | struct list_keys_info { | |
2096 | RGWRados *store; | |
2097 | RGWListRawObjsCtx ctx; | |
2098 | }; | |
2099 | ||
2100 | int remove(RGWRados *store, string& entry, RGWObjVersionTracker& objv_tracker) override { | |
2101 | RGWBucketEntryPoint be; | |
2102 | RGWObjectCtx obj_ctx(store); | |
2103 | ||
2104 | string tenant_name, bucket_name; | |
2105 | parse_bucket(entry, &tenant_name, &bucket_name); | |
2106 | int ret = store->get_bucket_entrypoint_info(obj_ctx, tenant_name, bucket_name, be, &objv_tracker, NULL, NULL); | |
2107 | if (ret < 0) | |
2108 | return ret; | |
2109 | ||
2110 | /* | |
2111 | * We're unlinking the bucket but we don't want to update the entrypoint here — we're removing | |
2112 | * it immediately and don't want to invalidate our cached objv_version or the bucket obj removal | |
2113 | * will incorrectly fail. | |
2114 | */ | |
2115 | ret = rgw_unlink_bucket(store, be.owner, tenant_name, bucket_name, false); | |
2116 | if (ret < 0) { | |
2117 | lderr(store->ctx()) << "could not unlink bucket=" << entry << " owner=" << be.owner << dendl; | |
2118 | } | |
2119 | ||
2120 | ret = rgw_bucket_delete_bucket_obj(store, tenant_name, bucket_name, objv_tracker); | |
2121 | if (ret < 0) { | |
2122 | lderr(store->ctx()) << "could not delete bucket=" << entry << dendl; | |
2123 | } | |
2124 | /* idempotent */ | |
2125 | return 0; | |
2126 | } | |
2127 | ||
2128 | void get_pool_and_oid(RGWRados *store, const string& key, rgw_pool& pool, string& oid) override { | |
2129 | oid = key; | |
2130 | pool = store->get_zone_params().domain_root; | |
2131 | } | |
2132 | ||
2133 | int list_keys_init(RGWRados *store, void **phandle) override | |
2134 | { | |
2135 | list_keys_info *info = new list_keys_info; | |
2136 | ||
2137 | info->store = store; | |
2138 | ||
2139 | *phandle = (void *)info; | |
2140 | ||
2141 | return 0; | |
2142 | } | |
2143 | ||
2144 | int list_keys_next(void *handle, int max, list<string>& keys, bool *truncated) override { | |
2145 | list_keys_info *info = static_cast<list_keys_info *>(handle); | |
2146 | ||
2147 | string no_filter; | |
2148 | ||
2149 | keys.clear(); | |
2150 | ||
2151 | RGWRados *store = info->store; | |
2152 | ||
2153 | list<string> unfiltered_keys; | |
2154 | ||
2155 | int ret = store->list_raw_objects(store->get_zone_params().domain_root, no_filter, | |
2156 | max, info->ctx, unfiltered_keys, truncated); | |
2157 | if (ret < 0 && ret != -ENOENT) | |
2158 | return ret; | |
2159 | if (ret == -ENOENT) { | |
2160 | if (truncated) | |
2161 | *truncated = false; | |
2162 | return 0; | |
2163 | } | |
2164 | ||
2165 | // now filter out the system entries | |
2166 | list<string>::iterator iter; | |
2167 | for (iter = unfiltered_keys.begin(); iter != unfiltered_keys.end(); ++iter) { | |
2168 | string& k = *iter; | |
2169 | ||
2170 | if (k[0] != '.') { | |
2171 | keys.push_back(k); | |
2172 | } | |
2173 | } | |
2174 | ||
2175 | return 0; | |
2176 | } | |
2177 | ||
2178 | void list_keys_complete(void *handle) override { | |
2179 | list_keys_info *info = static_cast<list_keys_info *>(handle); | |
2180 | delete info; | |
2181 | } | |
2182 | }; | |
2183 | ||
2184 | class RGWBucketInstanceMetadataHandler : public RGWMetadataHandler { | |
2185 | ||
2186 | public: | |
2187 | string get_type() override { return "bucket.instance"; } | |
2188 | ||
2189 | int get(RGWRados *store, string& oid, RGWMetadataObject **obj) override { | |
2190 | RGWBucketCompleteInfo bci; | |
2191 | ||
2192 | real_time mtime; | |
2193 | RGWObjectCtx obj_ctx(store); | |
2194 | ||
2195 | int ret = store->get_bucket_instance_info(obj_ctx, oid, bci.info, &mtime, &bci.attrs); | |
2196 | if (ret < 0) | |
2197 | return ret; | |
2198 | ||
2199 | RGWBucketInstanceMetadataObject *mdo = new RGWBucketInstanceMetadataObject(bci, bci.info.objv_tracker.read_version, mtime); | |
2200 | ||
2201 | *obj = mdo; | |
2202 | ||
2203 | return 0; | |
2204 | } | |
2205 | ||
2206 | int put(RGWRados *store, string& entry, RGWObjVersionTracker& objv_tracker, | |
2207 | real_time mtime, JSONObj *obj, sync_type_t sync_type) override { | |
2208 | RGWBucketCompleteInfo bci, old_bci; | |
2209 | try { | |
2210 | decode_json_obj(bci, obj); | |
2211 | } catch (JSONDecoder::err& e) { | |
2212 | return -EINVAL; | |
2213 | } | |
2214 | ||
2215 | real_time orig_mtime; | |
2216 | RGWObjectCtx obj_ctx(store); | |
2217 | ||
2218 | int ret = store->get_bucket_instance_info(obj_ctx, entry, old_bci.info, | |
2219 | &orig_mtime, &old_bci.attrs); | |
2220 | bool exists = (ret != -ENOENT); | |
2221 | if (ret < 0 && exists) | |
2222 | return ret; | |
2223 | ||
2224 | if (!exists || old_bci.info.bucket.bucket_id != bci.info.bucket.bucket_id) { | |
2225 | /* a new bucket, we need to select a new bucket placement for it */ | |
2226 | auto key(entry); | |
2227 | rgw_bucket_instance_oid_to_key(key); | |
2228 | string tenant_name; | |
2229 | string bucket_name; | |
2230 | string bucket_instance; | |
2231 | parse_bucket(key, &tenant_name, &bucket_name, &bucket_instance); | |
2232 | ||
2233 | RGWZonePlacementInfo rule_info; | |
2234 | bci.info.bucket.name = bucket_name; | |
2235 | bci.info.bucket.bucket_id = bucket_instance; | |
2236 | bci.info.bucket.tenant = tenant_name; | |
2237 | ret = store->select_bucket_location_by_rule(bci.info.placement_rule, &rule_info); | |
2238 | if (ret < 0) { | |
2239 | ldout(store->ctx(), 0) << "ERROR: select_bucket_placement() returned " << ret << dendl; | |
2240 | return ret; | |
2241 | } | |
2242 | bci.info.index_type = rule_info.index_type; | |
2243 | } else { | |
2244 | /* existing bucket, keep its placement */ | |
2245 | bci.info.bucket.explicit_placement = old_bci.info.bucket.explicit_placement; | |
2246 | bci.info.placement_rule = old_bci.info.placement_rule; | |
2247 | } | |
2248 | ||
2249 | // are we actually going to perform this put, or is it too old? | |
2250 | if (exists && | |
2251 | !check_versions(old_bci.info.objv_tracker.read_version, orig_mtime, | |
2252 | objv_tracker.write_version, mtime, sync_type)) { | |
2253 | objv_tracker.read_version = old_bci.info.objv_tracker.read_version; | |
2254 | return STATUS_NO_APPLY; | |
2255 | } | |
2256 | ||
2257 | /* record the read version (if any), store the new version */ | |
2258 | bci.info.objv_tracker.read_version = old_bci.info.objv_tracker.read_version; | |
2259 | bci.info.objv_tracker.write_version = objv_tracker.write_version; | |
2260 | ||
2261 | ret = store->put_bucket_instance_info(bci.info, false, mtime, &bci.attrs); | |
2262 | if (ret < 0) | |
2263 | return ret; | |
2264 | ||
2265 | objv_tracker = bci.info.objv_tracker; | |
2266 | ||
2267 | ret = store->init_bucket_index(bci.info, bci.info.num_shards); | |
2268 | if (ret < 0) | |
2269 | return ret; | |
2270 | ||
2271 | return STATUS_APPLIED; | |
2272 | } | |
2273 | ||
2274 | struct list_keys_info { | |
2275 | RGWRados *store; | |
2276 | RGWListRawObjsCtx ctx; | |
2277 | }; | |
2278 | ||
2279 | int remove(RGWRados *store, string& entry, RGWObjVersionTracker& objv_tracker) override { | |
2280 | RGWBucketInfo info; | |
2281 | RGWObjectCtx obj_ctx(store); | |
2282 | ||
2283 | int ret = store->get_bucket_instance_info(obj_ctx, entry, info, NULL, NULL); | |
2284 | if (ret < 0 && ret != -ENOENT) | |
2285 | return ret; | |
2286 | ||
2287 | return rgw_bucket_instance_remove_entry(store, entry, &info.objv_tracker); | |
2288 | } | |
2289 | ||
2290 | void get_pool_and_oid(RGWRados *store, const string& key, rgw_pool& pool, string& oid) override { | |
2291 | oid = RGW_BUCKET_INSTANCE_MD_PREFIX + key; | |
2292 | rgw_bucket_instance_key_to_oid(oid); | |
2293 | pool = store->get_zone_params().domain_root; | |
2294 | } | |
2295 | ||
2296 | int list_keys_init(RGWRados *store, void **phandle) override | |
2297 | { | |
2298 | list_keys_info *info = new list_keys_info; | |
2299 | ||
2300 | info->store = store; | |
2301 | ||
2302 | *phandle = (void *)info; | |
2303 | ||
2304 | return 0; | |
2305 | } | |
2306 | ||
2307 | int list_keys_next(void *handle, int max, list<string>& keys, bool *truncated) override { | |
2308 | list_keys_info *info = static_cast<list_keys_info *>(handle); | |
2309 | ||
2310 | string no_filter; | |
2311 | ||
2312 | keys.clear(); | |
2313 | ||
2314 | RGWRados *store = info->store; | |
2315 | ||
2316 | list<string> unfiltered_keys; | |
2317 | ||
2318 | int ret = store->list_raw_objects(store->get_zone_params().domain_root, no_filter, | |
2319 | max, info->ctx, unfiltered_keys, truncated); | |
2320 | if (ret < 0 && ret != -ENOENT) | |
2321 | return ret; | |
2322 | if (ret == -ENOENT) { | |
2323 | if (truncated) | |
2324 | *truncated = false; | |
2325 | return 0; | |
2326 | } | |
2327 | ||
2328 | constexpr int prefix_size = sizeof(RGW_BUCKET_INSTANCE_MD_PREFIX) - 1; | |
2329 | // now filter in the relevant entries | |
2330 | list<string>::iterator iter; | |
2331 | for (iter = unfiltered_keys.begin(); iter != unfiltered_keys.end(); ++iter) { | |
2332 | string& k = *iter; | |
2333 | ||
2334 | if (k.compare(0, prefix_size, RGW_BUCKET_INSTANCE_MD_PREFIX) == 0) { | |
2335 | auto oid = k.substr(prefix_size); | |
2336 | rgw_bucket_instance_oid_to_key(oid); | |
2337 | keys.emplace_back(std::move(oid)); | |
2338 | } | |
2339 | } | |
2340 | ||
2341 | return 0; | |
2342 | } | |
2343 | ||
2344 | void list_keys_complete(void *handle) override { | |
2345 | list_keys_info *info = static_cast<list_keys_info *>(handle); | |
2346 | delete info; | |
2347 | } | |
2348 | ||
2349 | /* | |
2350 | * hash entry for mdlog placement. Use the same hash key we'd have for the bucket entry | |
2351 | * point, so that the log entries end up at the same log shard, so that we process them | |
2352 | * in order | |
2353 | */ | |
2354 | void get_hash_key(const string& section, const string& key, string& hash_key) override { | |
2355 | string k; | |
2356 | int pos = key.find(':'); | |
2357 | if (pos < 0) | |
2358 | k = key; | |
2359 | else | |
2360 | k = key.substr(0, pos); | |
2361 | hash_key = "bucket:" + k; | |
2362 | } | |
2363 | }; | |
2364 | ||
2365 | void rgw_bucket_init(RGWMetadataManager *mm) | |
2366 | { | |
2367 | bucket_meta_handler = new RGWBucketMetadataHandler; | |
2368 | mm->register_handler(bucket_meta_handler); | |
2369 | bucket_instance_meta_handler = new RGWBucketInstanceMetadataHandler; | |
2370 | mm->register_handler(bucket_instance_meta_handler); | |
2371 | } |