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11fdf7f2 | 1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
9f95a23c | 2 | // vim: ts=8 sw=2 smarttab ft=cpp |
11fdf7f2 TL |
3 | |
4 | #include "common/errno.h" | |
5 | ||
6 | #include "rgw_zone.h" | |
7 | #include "rgw_realm_watcher.h" | |
8 | #include "rgw_meta_sync_status.h" | |
9 | #include "rgw_sync.h" | |
10 | ||
11 | #include "services/svc_zone.h" | |
12 | #include "services/svc_sys_obj.h" | |
13 | ||
14 | #define dout_subsys ceph_subsys_rgw | |
15 | ||
16 | namespace rgw_zone_defaults { | |
17 | ||
18 | std::string zone_info_oid_prefix = "zone_info."; | |
19 | std::string zone_names_oid_prefix = "zone_names."; | |
20 | std::string region_info_oid_prefix = "region_info."; | |
21 | std::string realm_names_oid_prefix = "realms_names."; | |
22 | std::string zone_group_info_oid_prefix = "zonegroup_info."; | |
23 | std::string realm_info_oid_prefix = "realms."; | |
24 | std::string default_region_info_oid = "default.region"; | |
25 | std::string default_zone_group_info_oid = "default.zonegroup"; | |
26 | std::string period_info_oid_prefix = "periods."; | |
27 | std::string period_latest_epoch_info_oid = ".latest_epoch"; | |
28 | std::string region_map_oid = "region_map"; | |
29 | std::string default_realm_info_oid = "default.realm"; | |
30 | std::string default_zonegroup_name = "default"; | |
31 | std::string default_zone_name = "default"; | |
32 | std::string zonegroup_names_oid_prefix = "zonegroups_names."; | |
33 | std::string RGW_DEFAULT_ZONE_ROOT_POOL = "rgw.root"; | |
34 | std::string RGW_DEFAULT_ZONEGROUP_ROOT_POOL = "rgw.root"; | |
35 | std::string RGW_DEFAULT_REALM_ROOT_POOL = "rgw.root"; | |
36 | std::string RGW_DEFAULT_PERIOD_ROOT_POOL = "rgw.root"; | |
37 | std::string default_bucket_index_pool_suffix = "rgw.buckets.index"; | |
38 | std::string default_storage_extra_pool_suffix = "rgw.buckets.non-ec"; | |
39 | std::string avail_pools = ".pools.avail"; | |
40 | std::string default_storage_pool_suffix = "rgw.buckets.data"; | |
41 | ||
42 | } | |
43 | ||
44 | using namespace rgw_zone_defaults; | |
45 | ||
46 | #define FIRST_EPOCH 1 | |
47 | ||
48 | void RGWDefaultZoneGroupInfo::dump(Formatter *f) const { | |
49 | encode_json("default_zonegroup", default_zonegroup, f); | |
50 | } | |
51 | ||
52 | void RGWDefaultZoneGroupInfo::decode_json(JSONObj *obj) { | |
53 | ||
54 | JSONDecoder::decode_json("default_zonegroup", default_zonegroup, obj); | |
55 | /* backward compatability with region */ | |
56 | if (default_zonegroup.empty()) { | |
57 | JSONDecoder::decode_json("default_region", default_zonegroup, obj); | |
58 | } | |
59 | } | |
60 | ||
61 | rgw_pool RGWZoneGroup::get_pool(CephContext *cct_) const | |
62 | { | |
63 | if (cct_->_conf->rgw_zonegroup_root_pool.empty()) { | |
64 | return rgw_pool(RGW_DEFAULT_ZONEGROUP_ROOT_POOL); | |
65 | } | |
66 | ||
67 | return rgw_pool(cct_->_conf->rgw_zonegroup_root_pool); | |
68 | } | |
69 | ||
f67539c2 | 70 | int RGWZoneGroup::create_default(optional_yield y, bool old_format) |
11fdf7f2 TL |
71 | { |
72 | name = default_zonegroup_name; | |
73 | api_name = default_zonegroup_name; | |
74 | is_master = true; | |
75 | ||
76 | RGWZoneGroupPlacementTarget placement_target; | |
77 | placement_target.name = "default-placement"; | |
78 | placement_targets[placement_target.name] = placement_target; | |
79 | default_placement.name = "default-placement"; | |
80 | ||
81 | RGWZoneParams zone_params(default_zone_name); | |
82 | ||
f67539c2 | 83 | int r = zone_params.init(cct, sysobj_svc, y, false); |
11fdf7f2 TL |
84 | if (r < 0) { |
85 | ldout(cct, 0) << "create_default: error initializing zone params: " << cpp_strerror(-r) << dendl; | |
86 | return r; | |
87 | } | |
88 | ||
f67539c2 | 89 | r = zone_params.create_default(y); |
11fdf7f2 TL |
90 | if (r < 0 && r != -EEXIST) { |
91 | ldout(cct, 0) << "create_default: error in create_default zone params: " << cpp_strerror(-r) << dendl; | |
92 | return r; | |
93 | } else if (r == -EEXIST) { | |
94 | ldout(cct, 10) << "zone_params::create_default() returned -EEXIST, we raced with another default zone_params creation" << dendl; | |
95 | zone_params.clear_id(); | |
f67539c2 | 96 | r = zone_params.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
97 | if (r < 0) { |
98 | ldout(cct, 0) << "create_default: error in init existing zone params: " << cpp_strerror(-r) << dendl; | |
99 | return r; | |
100 | } | |
101 | ldout(cct, 20) << "zone_params::create_default() " << zone_params.get_name() << " id " << zone_params.get_id() | |
102 | << dendl; | |
103 | } | |
104 | ||
105 | RGWZone& default_zone = zones[zone_params.get_id()]; | |
106 | default_zone.name = zone_params.get_name(); | |
107 | default_zone.id = zone_params.get_id(); | |
108 | master_zone = default_zone.id; | |
109 | ||
f67539c2 | 110 | r = create(y); |
11fdf7f2 TL |
111 | if (r < 0 && r != -EEXIST) { |
112 | ldout(cct, 0) << "error storing zone group info: " << cpp_strerror(-r) << dendl; | |
113 | return r; | |
114 | } | |
115 | ||
116 | if (r == -EEXIST) { | |
117 | ldout(cct, 10) << "create_default() returned -EEXIST, we raced with another zonegroup creation" << dendl; | |
118 | id.clear(); | |
f67539c2 | 119 | r = init(cct, sysobj_svc, y); |
11fdf7f2 TL |
120 | if (r < 0) { |
121 | return r; | |
122 | } | |
123 | } | |
124 | ||
125 | if (old_format) { | |
126 | name = id; | |
127 | } | |
128 | ||
f67539c2 | 129 | post_process_params(y); |
11fdf7f2 TL |
130 | |
131 | return 0; | |
132 | } | |
133 | ||
134 | const string RGWZoneGroup::get_default_oid(bool old_region_format) const | |
135 | { | |
136 | if (old_region_format) { | |
137 | if (cct->_conf->rgw_default_region_info_oid.empty()) { | |
138 | return default_region_info_oid; | |
139 | } | |
140 | return cct->_conf->rgw_default_region_info_oid; | |
141 | } | |
142 | ||
143 | string default_oid = cct->_conf->rgw_default_zonegroup_info_oid; | |
144 | ||
145 | if (cct->_conf->rgw_default_zonegroup_info_oid.empty()) { | |
146 | default_oid = default_zone_group_info_oid; | |
147 | } | |
148 | ||
149 | default_oid += "." + realm_id; | |
150 | ||
151 | return default_oid; | |
152 | } | |
153 | ||
154 | const string& RGWZoneGroup::get_info_oid_prefix(bool old_region_format) const | |
155 | { | |
156 | if (old_region_format) { | |
157 | return region_info_oid_prefix; | |
158 | } | |
159 | return zone_group_info_oid_prefix; | |
160 | } | |
161 | ||
162 | const string& RGWZoneGroup::get_names_oid_prefix() const | |
163 | { | |
164 | return zonegroup_names_oid_prefix; | |
165 | } | |
166 | ||
167 | const string& RGWZoneGroup::get_predefined_name(CephContext *cct) const { | |
168 | return cct->_conf->rgw_zonegroup; | |
169 | } | |
170 | ||
171 | int RGWZoneGroup::equals(const string& other_zonegroup) const | |
172 | { | |
173 | if (is_master && other_zonegroup.empty()) | |
174 | return true; | |
175 | ||
176 | return (id == other_zonegroup); | |
177 | } | |
178 | ||
179 | int RGWZoneGroup::add_zone(const RGWZoneParams& zone_params, bool *is_master, bool *read_only, | |
180 | const list<string>& endpoints, const string *ptier_type, | |
181 | bool *psync_from_all, list<string>& sync_from, list<string>& sync_from_rm, | |
9f95a23c | 182 | string *predirect_zone, std::optional<int> bucket_index_max_shards, |
f67539c2 TL |
183 | RGWSyncModulesManager *sync_mgr, |
184 | optional_yield y) | |
11fdf7f2 TL |
185 | { |
186 | auto& zone_id = zone_params.get_id(); | |
187 | auto& zone_name = zone_params.get_name(); | |
188 | ||
189 | // check for duplicate zone name on insert | |
190 | if (!zones.count(zone_id)) { | |
191 | for (const auto& zone : zones) { | |
192 | if (zone.second.name == zone_name) { | |
193 | ldout(cct, 0) << "ERROR: found existing zone name " << zone_name | |
194 | << " (" << zone.first << ") in zonegroup " << get_name() << dendl; | |
195 | return -EEXIST; | |
196 | } | |
197 | } | |
198 | } | |
199 | ||
200 | if (is_master) { | |
201 | if (*is_master) { | |
202 | if (!master_zone.empty() && master_zone != zone_id) { | |
203 | ldout(cct, 0) << "NOTICE: overriding master zone: " << master_zone << dendl; | |
204 | } | |
205 | master_zone = zone_id; | |
206 | } else if (master_zone == zone_id) { | |
207 | master_zone.clear(); | |
208 | } | |
209 | } | |
210 | ||
211 | RGWZone& zone = zones[zone_id]; | |
212 | zone.name = zone_name; | |
213 | zone.id = zone_id; | |
214 | if (!endpoints.empty()) { | |
215 | zone.endpoints = endpoints; | |
216 | } | |
217 | if (read_only) { | |
218 | zone.read_only = *read_only; | |
219 | } | |
220 | if (ptier_type) { | |
221 | zone.tier_type = *ptier_type; | |
222 | if (!sync_mgr->get_module(*ptier_type, nullptr)) { | |
223 | ldout(cct, 0) << "ERROR: could not found sync module: " << *ptier_type | |
224 | << ", valid sync modules: " | |
225 | << sync_mgr->get_registered_module_names() | |
226 | << dendl; | |
227 | return -ENOENT; | |
228 | } | |
229 | } | |
230 | ||
231 | if (psync_from_all) { | |
232 | zone.sync_from_all = *psync_from_all; | |
233 | } | |
234 | ||
235 | if (predirect_zone) { | |
236 | zone.redirect_zone = *predirect_zone; | |
237 | } | |
238 | ||
9f95a23c TL |
239 | if (bucket_index_max_shards) { |
240 | zone.bucket_index_max_shards = *bucket_index_max_shards; | |
241 | } | |
242 | ||
11fdf7f2 TL |
243 | for (auto add : sync_from) { |
244 | zone.sync_from.insert(add); | |
245 | } | |
246 | ||
247 | for (auto rm : sync_from_rm) { | |
248 | zone.sync_from.erase(rm); | |
249 | } | |
250 | ||
f67539c2 | 251 | post_process_params(y); |
11fdf7f2 | 252 | |
f67539c2 | 253 | return update(y); |
11fdf7f2 TL |
254 | } |
255 | ||
256 | ||
f67539c2 TL |
257 | int RGWZoneGroup::rename_zone(const RGWZoneParams& zone_params, |
258 | optional_yield y) | |
259 | { | |
11fdf7f2 TL |
260 | RGWZone& zone = zones[zone_params.get_id()]; |
261 | zone.name = zone_params.get_name(); | |
f67539c2 TL |
262 | |
263 | return update(y); | |
11fdf7f2 TL |
264 | } |
265 | ||
f67539c2 | 266 | void RGWZoneGroup::post_process_params(optional_yield y) |
11fdf7f2 TL |
267 | { |
268 | bool log_data = zones.size() > 1; | |
269 | ||
270 | if (master_zone.empty()) { | |
9f95a23c | 271 | auto iter = zones.begin(); |
11fdf7f2 TL |
272 | if (iter != zones.end()) { |
273 | master_zone = iter->first; | |
274 | } | |
275 | } | |
276 | ||
9f95a23c TL |
277 | for (auto& item : zones) { |
278 | RGWZone& zone = item.second; | |
11fdf7f2 TL |
279 | zone.log_data = log_data; |
280 | ||
281 | RGWZoneParams zone_params(zone.id, zone.name); | |
f67539c2 | 282 | int ret = zone_params.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
283 | if (ret < 0) { |
284 | ldout(cct, 0) << "WARNING: could not read zone params for zone id=" << zone.id << " name=" << zone.name << dendl; | |
285 | continue; | |
286 | } | |
287 | ||
9f95a23c TL |
288 | for (auto& pitem : zone_params.placement_pools) { |
289 | const string& placement_name = pitem.first; | |
11fdf7f2 TL |
290 | if (placement_targets.find(placement_name) == placement_targets.end()) { |
291 | RGWZoneGroupPlacementTarget placement_target; | |
292 | placement_target.name = placement_name; | |
293 | placement_targets[placement_name] = placement_target; | |
294 | } | |
295 | } | |
296 | } | |
297 | ||
298 | if (default_placement.empty() && !placement_targets.empty()) { | |
299 | default_placement.init(placement_targets.begin()->first, RGW_STORAGE_CLASS_STANDARD); | |
300 | } | |
301 | } | |
302 | ||
f67539c2 | 303 | int RGWZoneGroup::remove_zone(const std::string& zone_id, optional_yield y) |
11fdf7f2 | 304 | { |
9f95a23c | 305 | auto iter = zones.find(zone_id); |
11fdf7f2 TL |
306 | if (iter == zones.end()) { |
307 | ldout(cct, 0) << "zone id " << zone_id << " is not a part of zonegroup " | |
308 | << name << dendl; | |
309 | return -ENOENT; | |
310 | } | |
311 | ||
312 | zones.erase(iter); | |
313 | ||
f67539c2 | 314 | post_process_params(y); |
11fdf7f2 | 315 | |
f67539c2 | 316 | return update(y); |
11fdf7f2 TL |
317 | } |
318 | ||
f67539c2 TL |
319 | int RGWZoneGroup::read_default_id(string& default_id, optional_yield y, |
320 | bool old_format) | |
11fdf7f2 TL |
321 | { |
322 | if (realm_id.empty()) { | |
323 | /* try using default realm */ | |
324 | RGWRealm realm; | |
f67539c2 | 325 | int ret = realm.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
326 | // no default realm exist |
327 | if (ret < 0) { | |
f67539c2 | 328 | return read_id(default_zonegroup_name, default_id, y); |
11fdf7f2 TL |
329 | } |
330 | realm_id = realm.get_id(); | |
331 | } | |
332 | ||
f67539c2 | 333 | return RGWSystemMetaObj::read_default_id(default_id, y, old_format); |
11fdf7f2 TL |
334 | } |
335 | ||
f67539c2 | 336 | int RGWZoneGroup::set_as_default(optional_yield y, bool exclusive) |
11fdf7f2 TL |
337 | { |
338 | if (realm_id.empty()) { | |
339 | /* try using default realm */ | |
340 | RGWRealm realm; | |
f67539c2 | 341 | int ret = realm.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
342 | if (ret < 0) { |
343 | ldout(cct, 10) << "could not read realm id: " << cpp_strerror(-ret) << dendl; | |
344 | return -EINVAL; | |
345 | } | |
346 | realm_id = realm.get_id(); | |
347 | } | |
348 | ||
f67539c2 | 349 | return RGWSystemMetaObj::set_as_default(y, exclusive); |
11fdf7f2 TL |
350 | } |
351 | ||
352 | void RGWSystemMetaObj::reinit_instance(CephContext *_cct, RGWSI_SysObj *_sysobj_svc) | |
353 | { | |
354 | cct = _cct; | |
355 | sysobj_svc = _sysobj_svc; | |
356 | zone_svc = _sysobj_svc->get_zone_svc(); | |
357 | } | |
358 | ||
f67539c2 TL |
359 | int RGWSystemMetaObj::init(CephContext *_cct, RGWSI_SysObj *_sysobj_svc, |
360 | optional_yield y, | |
361 | bool setup_obj, bool old_format) | |
11fdf7f2 TL |
362 | { |
363 | reinit_instance(_cct, _sysobj_svc); | |
364 | ||
365 | if (!setup_obj) | |
366 | return 0; | |
367 | ||
368 | if (old_format && id.empty()) { | |
369 | id = name; | |
370 | } | |
371 | ||
372 | if (id.empty()) { | |
373 | int r; | |
374 | if (name.empty()) { | |
375 | name = get_predefined_name(cct); | |
376 | } | |
377 | if (name.empty()) { | |
f67539c2 | 378 | r = use_default(y, old_format); |
11fdf7f2 TL |
379 | if (r < 0) { |
380 | return r; | |
381 | } | |
382 | } else if (!old_format) { | |
f67539c2 | 383 | r = read_id(name, id, y); |
11fdf7f2 TL |
384 | if (r < 0) { |
385 | if (r != -ENOENT) { | |
386 | ldout(cct, 0) << "error in read_id for object name: " << name << " : " << cpp_strerror(-r) << dendl; | |
387 | } | |
388 | return r; | |
389 | } | |
390 | } | |
391 | } | |
392 | ||
f67539c2 | 393 | return read_info(id, y, old_format); |
11fdf7f2 TL |
394 | } |
395 | ||
f67539c2 TL |
396 | int RGWSystemMetaObj::read_default(RGWDefaultSystemMetaObjInfo& default_info, |
397 | const string& oid, optional_yield y) | |
11fdf7f2 TL |
398 | { |
399 | using ceph::decode; | |
400 | auto pool = get_pool(cct); | |
401 | bufferlist bl; | |
402 | ||
403 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
404 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj(pool, oid)); | |
f67539c2 | 405 | int ret = sysobj.rop().read(&bl, y); |
11fdf7f2 TL |
406 | if (ret < 0) |
407 | return ret; | |
408 | ||
409 | try { | |
410 | auto iter = bl.cbegin(); | |
411 | decode(default_info, iter); | |
412 | } catch (buffer::error& err) { | |
413 | ldout(cct, 0) << "error decoding data from " << pool << ":" << oid << dendl; | |
414 | return -EIO; | |
415 | } | |
416 | ||
417 | return 0; | |
418 | } | |
419 | ||
f67539c2 TL |
420 | int RGWSystemMetaObj::read_default_id(string& default_id, optional_yield y, |
421 | bool old_format) | |
11fdf7f2 TL |
422 | { |
423 | RGWDefaultSystemMetaObjInfo default_info; | |
424 | ||
f67539c2 | 425 | int ret = read_default(default_info, get_default_oid(old_format), y); |
11fdf7f2 TL |
426 | if (ret < 0) { |
427 | return ret; | |
428 | } | |
429 | ||
430 | default_id = default_info.default_id; | |
431 | ||
432 | return 0; | |
433 | } | |
434 | ||
f67539c2 | 435 | int RGWSystemMetaObj::use_default(optional_yield y, bool old_format) |
11fdf7f2 | 436 | { |
f67539c2 | 437 | return read_default_id(id, y, old_format); |
11fdf7f2 TL |
438 | } |
439 | ||
f67539c2 | 440 | int RGWSystemMetaObj::set_as_default(optional_yield y, bool exclusive) |
11fdf7f2 TL |
441 | { |
442 | using ceph::encode; | |
443 | string oid = get_default_oid(); | |
444 | ||
445 | rgw_pool pool(get_pool(cct)); | |
446 | bufferlist bl; | |
447 | ||
448 | RGWDefaultSystemMetaObjInfo default_info; | |
449 | default_info.default_id = id; | |
450 | ||
451 | encode(default_info, bl); | |
452 | ||
453 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
454 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj(pool, oid)); | |
455 | int ret = sysobj.wop() | |
456 | .set_exclusive(exclusive) | |
f67539c2 | 457 | .write(bl, y); |
11fdf7f2 TL |
458 | if (ret < 0) |
459 | return ret; | |
460 | ||
461 | return 0; | |
462 | } | |
463 | ||
f67539c2 TL |
464 | int RGWSystemMetaObj::read_id(const string& obj_name, string& object_id, |
465 | optional_yield y) | |
11fdf7f2 TL |
466 | { |
467 | using ceph::decode; | |
468 | rgw_pool pool(get_pool(cct)); | |
469 | bufferlist bl; | |
470 | ||
471 | string oid = get_names_oid_prefix() + obj_name; | |
472 | ||
473 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
474 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj(pool, oid)); | |
f67539c2 | 475 | int ret = sysobj.rop().read(&bl, y); |
11fdf7f2 TL |
476 | if (ret < 0) { |
477 | return ret; | |
478 | } | |
479 | ||
480 | RGWNameToId nameToId; | |
481 | try { | |
482 | auto iter = bl.cbegin(); | |
483 | decode(nameToId, iter); | |
484 | } catch (buffer::error& err) { | |
485 | ldout(cct, 0) << "ERROR: failed to decode obj from " << pool << ":" << oid << dendl; | |
486 | return -EIO; | |
487 | } | |
488 | object_id = nameToId.obj_id; | |
489 | return 0; | |
490 | } | |
491 | ||
f67539c2 | 492 | int RGWSystemMetaObj::delete_obj(optional_yield y, bool old_format) |
11fdf7f2 TL |
493 | { |
494 | rgw_pool pool(get_pool(cct)); | |
495 | ||
496 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
497 | ||
498 | /* check to see if obj is the default */ | |
499 | RGWDefaultSystemMetaObjInfo default_info; | |
f67539c2 | 500 | int ret = read_default(default_info, get_default_oid(old_format), y); |
11fdf7f2 TL |
501 | if (ret < 0 && ret != -ENOENT) |
502 | return ret; | |
503 | if (default_info.default_id == id || (old_format && default_info.default_id == name)) { | |
504 | string oid = get_default_oid(old_format); | |
505 | rgw_raw_obj default_named_obj(pool, oid); | |
506 | auto sysobj = sysobj_svc->get_obj(obj_ctx, default_named_obj); | |
f67539c2 | 507 | ret = sysobj.wop().remove(y); |
11fdf7f2 TL |
508 | if (ret < 0) { |
509 | ldout(cct, 0) << "Error delete default obj name " << name << ": " << cpp_strerror(-ret) << dendl; | |
510 | return ret; | |
511 | } | |
512 | } | |
513 | if (!old_format) { | |
514 | string oid = get_names_oid_prefix() + name; | |
515 | rgw_raw_obj object_name(pool, oid); | |
516 | auto sysobj = sysobj_svc->get_obj(obj_ctx, object_name); | |
f67539c2 | 517 | ret = sysobj.wop().remove(y); |
11fdf7f2 TL |
518 | if (ret < 0) { |
519 | ldout(cct, 0) << "Error delete obj name " << name << ": " << cpp_strerror(-ret) << dendl; | |
520 | return ret; | |
521 | } | |
522 | } | |
523 | ||
524 | string oid = get_info_oid_prefix(old_format); | |
525 | if (old_format) { | |
526 | oid += name; | |
527 | } else { | |
528 | oid += id; | |
529 | } | |
530 | ||
531 | rgw_raw_obj object_id(pool, oid); | |
532 | auto sysobj = sysobj_svc->get_obj(obj_ctx, object_id); | |
f67539c2 | 533 | ret = sysobj.wop().remove(y); |
11fdf7f2 TL |
534 | if (ret < 0) { |
535 | ldout(cct, 0) << "Error delete object id " << id << ": " << cpp_strerror(-ret) << dendl; | |
536 | } | |
537 | ||
538 | return ret; | |
539 | } | |
540 | ||
f67539c2 | 541 | int RGWSystemMetaObj::store_name(bool exclusive, optional_yield y) |
11fdf7f2 TL |
542 | { |
543 | rgw_pool pool(get_pool(cct)); | |
544 | string oid = get_names_oid_prefix() + name; | |
545 | ||
546 | RGWNameToId nameToId; | |
547 | nameToId.obj_id = id; | |
548 | ||
549 | bufferlist bl; | |
550 | using ceph::encode; | |
551 | encode(nameToId, bl); | |
552 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
553 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj(pool, oid)); | |
554 | return sysobj.wop() | |
555 | .set_exclusive(exclusive) | |
f67539c2 | 556 | .write(bl, y); |
11fdf7f2 TL |
557 | } |
558 | ||
f67539c2 | 559 | int RGWSystemMetaObj::rename(const string& new_name, optional_yield y) |
11fdf7f2 TL |
560 | { |
561 | string new_id; | |
f67539c2 | 562 | int ret = read_id(new_name, new_id, y); |
11fdf7f2 TL |
563 | if (!ret) { |
564 | return -EEXIST; | |
565 | } | |
566 | if (ret < 0 && ret != -ENOENT) { | |
567 | ldout(cct, 0) << "Error read_id " << new_name << ": " << cpp_strerror(-ret) << dendl; | |
568 | return ret; | |
569 | } | |
570 | string old_name = name; | |
571 | name = new_name; | |
f67539c2 | 572 | ret = update(y); |
11fdf7f2 TL |
573 | if (ret < 0) { |
574 | ldout(cct, 0) << "Error storing new obj info " << new_name << ": " << cpp_strerror(-ret) << dendl; | |
575 | return ret; | |
576 | } | |
f67539c2 | 577 | ret = store_name(true, y); |
11fdf7f2 TL |
578 | if (ret < 0) { |
579 | ldout(cct, 0) << "Error storing new name " << new_name << ": " << cpp_strerror(-ret) << dendl; | |
580 | return ret; | |
581 | } | |
582 | /* delete old name */ | |
583 | rgw_pool pool(get_pool(cct)); | |
584 | string oid = get_names_oid_prefix() + old_name; | |
585 | rgw_raw_obj old_name_obj(pool, oid); | |
586 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
587 | auto sysobj = sysobj_svc->get_obj(obj_ctx, old_name_obj); | |
f67539c2 | 588 | ret = sysobj.wop().remove(y); |
11fdf7f2 TL |
589 | if (ret < 0) { |
590 | ldout(cct, 0) << "Error delete old obj name " << old_name << ": " << cpp_strerror(-ret) << dendl; | |
591 | return ret; | |
592 | } | |
593 | ||
594 | return ret; | |
595 | } | |
596 | ||
f67539c2 TL |
597 | int RGWSystemMetaObj::read_info(const string& obj_id, optional_yield y, |
598 | bool old_format) | |
11fdf7f2 TL |
599 | { |
600 | rgw_pool pool(get_pool(cct)); | |
601 | ||
602 | bufferlist bl; | |
603 | ||
604 | string oid = get_info_oid_prefix(old_format) + obj_id; | |
605 | ||
606 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
607 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, oid}); | |
f67539c2 | 608 | int ret = sysobj.rop().read(&bl, y); |
11fdf7f2 TL |
609 | if (ret < 0) { |
610 | ldout(cct, 0) << "failed reading obj info from " << pool << ":" << oid << ": " << cpp_strerror(-ret) << dendl; | |
611 | return ret; | |
612 | } | |
613 | using ceph::decode; | |
614 | ||
615 | try { | |
616 | auto iter = bl.cbegin(); | |
617 | decode(*this, iter); | |
618 | } catch (buffer::error& err) { | |
619 | ldout(cct, 0) << "ERROR: failed to decode obj from " << pool << ":" << oid << dendl; | |
620 | return -EIO; | |
621 | } | |
622 | ||
623 | return 0; | |
624 | } | |
625 | ||
f67539c2 | 626 | int RGWSystemMetaObj::read(optional_yield y) |
11fdf7f2 | 627 | { |
f67539c2 | 628 | int ret = read_id(name, id, y); |
11fdf7f2 TL |
629 | if (ret < 0) { |
630 | return ret; | |
631 | } | |
632 | ||
f67539c2 | 633 | return read_info(id, y); |
11fdf7f2 TL |
634 | } |
635 | ||
f67539c2 | 636 | int RGWSystemMetaObj::create(optional_yield y, bool exclusive) |
11fdf7f2 TL |
637 | { |
638 | int ret; | |
f67539c2 | 639 | |
11fdf7f2 | 640 | /* check to see the name is not used */ |
f67539c2 | 641 | ret = read_id(name, id, y); |
11fdf7f2 TL |
642 | if (exclusive && ret == 0) { |
643 | ldout(cct, 10) << "ERROR: name " << name << " already in use for obj id " << id << dendl; | |
644 | return -EEXIST; | |
645 | } else if ( ret < 0 && ret != -ENOENT) { | |
646 | ldout(cct, 0) << "failed reading obj id " << id << ": " << cpp_strerror(-ret) << dendl; | |
647 | return ret; | |
648 | } | |
649 | ||
650 | if (id.empty()) { | |
651 | /* create unique id */ | |
652 | uuid_d new_uuid; | |
653 | char uuid_str[37]; | |
654 | new_uuid.generate_random(); | |
655 | new_uuid.print(uuid_str); | |
656 | id = uuid_str; | |
657 | } | |
658 | ||
f67539c2 | 659 | ret = store_info(exclusive, y); |
11fdf7f2 TL |
660 | if (ret < 0) { |
661 | ldout(cct, 0) << "ERROR: storing info for " << id << ": " << cpp_strerror(-ret) << dendl; | |
662 | return ret; | |
663 | } | |
664 | ||
f67539c2 | 665 | return store_name(exclusive, y); |
11fdf7f2 TL |
666 | } |
667 | ||
f67539c2 | 668 | int RGWSystemMetaObj::store_info(bool exclusive, optional_yield y) |
11fdf7f2 TL |
669 | { |
670 | rgw_pool pool(get_pool(cct)); | |
671 | ||
672 | string oid = get_info_oid_prefix() + id; | |
673 | ||
674 | bufferlist bl; | |
675 | using ceph::encode; | |
676 | encode(*this, bl); | |
677 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
678 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, oid}); | |
679 | return sysobj.wop() | |
680 | .set_exclusive(exclusive) | |
f67539c2 | 681 | .write(bl, y); |
11fdf7f2 TL |
682 | } |
683 | ||
f67539c2 | 684 | int RGWSystemMetaObj::write(bool exclusive, optional_yield y) |
11fdf7f2 | 685 | { |
f67539c2 | 686 | int ret = store_info(exclusive, y); |
11fdf7f2 TL |
687 | if (ret < 0) { |
688 | ldout(cct, 20) << __func__ << "(): store_info() returned ret=" << ret << dendl; | |
689 | return ret; | |
690 | } | |
f67539c2 | 691 | ret = store_name(exclusive, y); |
11fdf7f2 TL |
692 | if (ret < 0) { |
693 | ldout(cct, 20) << __func__ << "(): store_name() returned ret=" << ret << dendl; | |
694 | return ret; | |
695 | } | |
696 | return 0; | |
697 | } | |
698 | ||
699 | ||
700 | const string& RGWRealm::get_predefined_name(CephContext *cct) const { | |
701 | return cct->_conf->rgw_realm; | |
702 | } | |
703 | ||
f67539c2 | 704 | int RGWRealm::create(optional_yield y, bool exclusive) |
11fdf7f2 | 705 | { |
f67539c2 | 706 | int ret = RGWSystemMetaObj::create(y, exclusive); |
11fdf7f2 TL |
707 | if (ret < 0) { |
708 | ldout(cct, 0) << "ERROR creating new realm object " << name << ": " << cpp_strerror(-ret) << dendl; | |
709 | return ret; | |
710 | } | |
711 | // create the control object for watch/notify | |
f67539c2 | 712 | ret = create_control(exclusive, y); |
11fdf7f2 TL |
713 | if (ret < 0) { |
714 | ldout(cct, 0) << "ERROR creating control for new realm " << name << ": " << cpp_strerror(-ret) << dendl; | |
715 | return ret; | |
716 | } | |
717 | RGWPeriod period; | |
718 | if (current_period.empty()) { | |
719 | /* create new period for the realm */ | |
f67539c2 | 720 | ret = period.init(cct, sysobj_svc, id, y, name, false); |
11fdf7f2 TL |
721 | if (ret < 0 ) { |
722 | return ret; | |
723 | } | |
f67539c2 | 724 | ret = period.create(y, true); |
11fdf7f2 TL |
725 | if (ret < 0) { |
726 | ldout(cct, 0) << "ERROR: creating new period for realm " << name << ": " << cpp_strerror(-ret) << dendl; | |
727 | return ret; | |
728 | } | |
729 | } else { | |
730 | period = RGWPeriod(current_period, 0); | |
f67539c2 | 731 | int ret = period.init(cct, sysobj_svc, id, y, name); |
11fdf7f2 TL |
732 | if (ret < 0) { |
733 | ldout(cct, 0) << "ERROR: failed to init period " << current_period << dendl; | |
734 | return ret; | |
735 | } | |
736 | } | |
f67539c2 | 737 | ret = set_current_period(period, y); |
11fdf7f2 TL |
738 | if (ret < 0) { |
739 | ldout(cct, 0) << "ERROR: failed set current period " << current_period << dendl; | |
740 | return ret; | |
741 | } | |
742 | // try to set as default. may race with another create, so pass exclusive=true | |
743 | // so we don't override an existing default | |
f67539c2 | 744 | ret = set_as_default(y, true); |
11fdf7f2 TL |
745 | if (ret < 0 && ret != -EEXIST) { |
746 | ldout(cct, 0) << "WARNING: failed to set realm as default realm, ret=" << ret << dendl; | |
747 | } | |
748 | ||
749 | return 0; | |
750 | } | |
751 | ||
f67539c2 | 752 | int RGWRealm::delete_obj(optional_yield y) |
11fdf7f2 | 753 | { |
f67539c2 | 754 | int ret = RGWSystemMetaObj::delete_obj(y); |
11fdf7f2 TL |
755 | if (ret < 0) { |
756 | return ret; | |
757 | } | |
f67539c2 | 758 | return delete_control(y); |
11fdf7f2 TL |
759 | } |
760 | ||
f67539c2 | 761 | int RGWRealm::create_control(bool exclusive, optional_yield y) |
11fdf7f2 TL |
762 | { |
763 | auto pool = rgw_pool{get_pool(cct)}; | |
764 | auto oid = get_control_oid(); | |
765 | bufferlist bl; | |
766 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
767 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, oid}); | |
768 | return sysobj.wop() | |
769 | .set_exclusive(exclusive) | |
f67539c2 | 770 | .write(bl, y); |
11fdf7f2 TL |
771 | } |
772 | ||
f67539c2 | 773 | int RGWRealm::delete_control(optional_yield y) |
11fdf7f2 TL |
774 | { |
775 | auto pool = rgw_pool{get_pool(cct)}; | |
776 | auto obj = rgw_raw_obj{pool, get_control_oid()}; | |
777 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
778 | auto sysobj = sysobj_svc->get_obj(obj_ctx, obj); | |
f67539c2 | 779 | return sysobj.wop().remove(y); |
11fdf7f2 TL |
780 | } |
781 | ||
782 | rgw_pool RGWRealm::get_pool(CephContext *cct) const | |
783 | { | |
784 | if (cct->_conf->rgw_realm_root_pool.empty()) { | |
785 | return rgw_pool(RGW_DEFAULT_REALM_ROOT_POOL); | |
786 | } | |
787 | return rgw_pool(cct->_conf->rgw_realm_root_pool); | |
788 | } | |
789 | ||
790 | const string RGWRealm::get_default_oid(bool old_format) const | |
791 | { | |
792 | if (cct->_conf->rgw_default_realm_info_oid.empty()) { | |
793 | return default_realm_info_oid; | |
794 | } | |
795 | return cct->_conf->rgw_default_realm_info_oid; | |
796 | } | |
797 | ||
798 | const string& RGWRealm::get_names_oid_prefix() const | |
799 | { | |
800 | return realm_names_oid_prefix; | |
801 | } | |
802 | ||
803 | const string& RGWRealm::get_info_oid_prefix(bool old_format) const | |
804 | { | |
805 | return realm_info_oid_prefix; | |
806 | } | |
807 | ||
f67539c2 | 808 | int RGWRealm::set_current_period(RGWPeriod& period, optional_yield y) |
11fdf7f2 TL |
809 | { |
810 | // update realm epoch to match the period's | |
811 | if (epoch > period.get_realm_epoch()) { | |
812 | ldout(cct, 0) << "ERROR: set_current_period with old realm epoch " | |
813 | << period.get_realm_epoch() << ", current epoch=" << epoch << dendl; | |
814 | return -EINVAL; | |
815 | } | |
816 | if (epoch == period.get_realm_epoch() && current_period != period.get_id()) { | |
817 | ldout(cct, 0) << "ERROR: set_current_period with same realm epoch " | |
818 | << period.get_realm_epoch() << ", but different period id " | |
819 | << period.get_id() << " != " << current_period << dendl; | |
820 | return -EINVAL; | |
821 | } | |
822 | ||
823 | epoch = period.get_realm_epoch(); | |
824 | current_period = period.get_id(); | |
825 | ||
f67539c2 | 826 | int ret = update(y); |
11fdf7f2 TL |
827 | if (ret < 0) { |
828 | ldout(cct, 0) << "ERROR: period update: " << cpp_strerror(-ret) << dendl; | |
829 | return ret; | |
830 | } | |
831 | ||
f67539c2 | 832 | ret = period.reflect(y); |
11fdf7f2 TL |
833 | if (ret < 0) { |
834 | ldout(cct, 0) << "ERROR: period.reflect(): " << cpp_strerror(-ret) << dendl; | |
835 | return ret; | |
836 | } | |
837 | ||
838 | return 0; | |
839 | } | |
840 | ||
841 | string RGWRealm::get_control_oid() const | |
842 | { | |
843 | return get_info_oid_prefix() + id + ".control"; | |
844 | } | |
845 | ||
f67539c2 | 846 | int RGWRealm::notify_zone(bufferlist& bl, optional_yield y) |
11fdf7f2 TL |
847 | { |
848 | rgw_pool pool{get_pool(cct)}; | |
849 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
850 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, get_control_oid()}); | |
f67539c2 | 851 | int ret = sysobj.wn().notify(bl, 0, nullptr, y); |
11fdf7f2 TL |
852 | if (ret < 0) { |
853 | return ret; | |
854 | } | |
855 | return 0; | |
856 | } | |
857 | ||
f67539c2 | 858 | int RGWRealm::notify_new_period(const RGWPeriod& period, optional_yield y) |
11fdf7f2 TL |
859 | { |
860 | bufferlist bl; | |
861 | using ceph::encode; | |
862 | // push the period to dependent zonegroups/zones | |
863 | encode(RGWRealmNotify::ZonesNeedPeriod, bl); | |
864 | encode(period, bl); | |
865 | // reload the gateway with the new period | |
866 | encode(RGWRealmNotify::Reload, bl); | |
867 | ||
f67539c2 | 868 | return notify_zone(bl, y); |
11fdf7f2 TL |
869 | } |
870 | ||
871 | std::string RGWPeriodConfig::get_oid(const std::string& realm_id) | |
872 | { | |
873 | if (realm_id.empty()) { | |
874 | return "period_config.default"; | |
875 | } | |
876 | return "period_config." + realm_id; | |
877 | } | |
878 | ||
879 | rgw_pool RGWPeriodConfig::get_pool(CephContext *cct) | |
880 | { | |
881 | const auto& pool_name = cct->_conf->rgw_period_root_pool; | |
882 | if (pool_name.empty()) { | |
883 | return {RGW_DEFAULT_PERIOD_ROOT_POOL}; | |
884 | } | |
885 | return {pool_name}; | |
886 | } | |
887 | ||
f67539c2 TL |
888 | int RGWPeriodConfig::read(RGWSI_SysObj *sysobj_svc, const std::string& realm_id, |
889 | optional_yield y) | |
11fdf7f2 TL |
890 | { |
891 | const auto& pool = get_pool(sysobj_svc->ctx()); | |
892 | const auto& oid = get_oid(realm_id); | |
893 | bufferlist bl; | |
894 | ||
895 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
896 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, oid}); | |
f67539c2 | 897 | int ret = sysobj.rop().read(&bl, y); |
11fdf7f2 TL |
898 | if (ret < 0) { |
899 | return ret; | |
900 | } | |
901 | using ceph::decode; | |
902 | try { | |
903 | auto iter = bl.cbegin(); | |
904 | decode(*this, iter); | |
905 | } catch (buffer::error& err) { | |
906 | return -EIO; | |
907 | } | |
908 | return 0; | |
909 | } | |
910 | ||
f67539c2 TL |
911 | int RGWPeriodConfig::write(RGWSI_SysObj *sysobj_svc, |
912 | const std::string& realm_id, optional_yield y) | |
11fdf7f2 TL |
913 | { |
914 | const auto& pool = get_pool(sysobj_svc->ctx()); | |
915 | const auto& oid = get_oid(realm_id); | |
916 | bufferlist bl; | |
917 | using ceph::encode; | |
918 | encode(*this, bl); | |
919 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
920 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, oid}); | |
921 | return sysobj.wop() | |
922 | .set_exclusive(false) | |
f67539c2 | 923 | .write(bl, y); |
11fdf7f2 TL |
924 | } |
925 | ||
f67539c2 TL |
926 | int RGWPeriod::init(CephContext *_cct, RGWSI_SysObj *_sysobj_svc, |
927 | const string& period_realm_id, optional_yield y, | |
11fdf7f2 TL |
928 | const string& period_realm_name, bool setup_obj) |
929 | { | |
930 | cct = _cct; | |
931 | sysobj_svc = _sysobj_svc; | |
932 | ||
933 | realm_id = period_realm_id; | |
934 | realm_name = period_realm_name; | |
935 | ||
936 | if (!setup_obj) | |
937 | return 0; | |
938 | ||
f67539c2 | 939 | return init(_cct, _sysobj_svc, y, setup_obj); |
11fdf7f2 TL |
940 | } |
941 | ||
942 | ||
f67539c2 TL |
943 | int RGWPeriod::init(CephContext *_cct, RGWSI_SysObj *_sysobj_svc, |
944 | optional_yield y, bool setup_obj) | |
11fdf7f2 TL |
945 | { |
946 | cct = _cct; | |
947 | sysobj_svc = _sysobj_svc; | |
948 | ||
949 | if (!setup_obj) | |
950 | return 0; | |
951 | ||
952 | if (id.empty()) { | |
953 | RGWRealm realm(realm_id, realm_name); | |
f67539c2 | 954 | int ret = realm.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
955 | if (ret < 0) { |
956 | ldout(cct, 0) << "RGWPeriod::init failed to init realm " << realm_name << " id " << realm_id << " : " << | |
957 | cpp_strerror(-ret) << dendl; | |
958 | return ret; | |
959 | } | |
960 | id = realm.get_current_period(); | |
961 | realm_id = realm.get_id(); | |
962 | } | |
963 | ||
964 | if (!epoch) { | |
f67539c2 | 965 | int ret = use_latest_epoch(y); |
11fdf7f2 TL |
966 | if (ret < 0) { |
967 | ldout(cct, 0) << "failed to use_latest_epoch period id " << id << " realm " << realm_name << " id " << realm_id | |
968 | << " : " << cpp_strerror(-ret) << dendl; | |
969 | return ret; | |
970 | } | |
971 | } | |
972 | ||
f67539c2 | 973 | return read_info(y); |
11fdf7f2 TL |
974 | } |
975 | ||
976 | ||
977 | int RGWPeriod::get_zonegroup(RGWZoneGroup& zonegroup, | |
978 | const string& zonegroup_id) const | |
979 | { | |
980 | map<string, RGWZoneGroup>::const_iterator iter; | |
981 | if (!zonegroup_id.empty()) { | |
982 | iter = period_map.zonegroups.find(zonegroup_id); | |
983 | } else { | |
984 | iter = period_map.zonegroups.find("default"); | |
985 | } | |
986 | if (iter != period_map.zonegroups.end()) { | |
987 | zonegroup = iter->second; | |
988 | return 0; | |
989 | } | |
990 | ||
991 | return -ENOENT; | |
992 | } | |
993 | ||
994 | const string& RGWPeriod::get_latest_epoch_oid() const | |
995 | { | |
996 | if (cct->_conf->rgw_period_latest_epoch_info_oid.empty()) { | |
997 | return period_latest_epoch_info_oid; | |
998 | } | |
999 | return cct->_conf->rgw_period_latest_epoch_info_oid; | |
1000 | } | |
1001 | ||
1002 | const string& RGWPeriod::get_info_oid_prefix() const | |
1003 | { | |
1004 | return period_info_oid_prefix; | |
1005 | } | |
1006 | ||
1007 | const string RGWPeriod::get_period_oid_prefix() const | |
1008 | { | |
1009 | return get_info_oid_prefix() + id; | |
1010 | } | |
1011 | ||
1012 | const string RGWPeriod::get_period_oid() const | |
1013 | { | |
1014 | std::ostringstream oss; | |
1015 | oss << get_period_oid_prefix(); | |
1016 | // skip the epoch for the staging period | |
1017 | if (id != get_staging_id(realm_id)) | |
1018 | oss << "." << epoch; | |
1019 | return oss.str(); | |
1020 | } | |
1021 | ||
1022 | int RGWPeriod::read_latest_epoch(RGWPeriodLatestEpochInfo& info, | |
f67539c2 | 1023 | optional_yield y, |
11fdf7f2 TL |
1024 | RGWObjVersionTracker *objv) |
1025 | { | |
1026 | string oid = get_period_oid_prefix() + get_latest_epoch_oid(); | |
1027 | ||
1028 | rgw_pool pool(get_pool(cct)); | |
1029 | bufferlist bl; | |
1030 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
1031 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, oid}); | |
f67539c2 | 1032 | int ret = sysobj.rop().read(&bl, y); |
11fdf7f2 TL |
1033 | if (ret < 0) { |
1034 | ldout(cct, 1) << "error read_lastest_epoch " << pool << ":" << oid << dendl; | |
1035 | return ret; | |
1036 | } | |
1037 | try { | |
1038 | auto iter = bl.cbegin(); | |
1039 | using ceph::decode; | |
1040 | decode(info, iter); | |
1041 | } catch (buffer::error& err) { | |
1042 | ldout(cct, 0) << "error decoding data from " << pool << ":" << oid << dendl; | |
1043 | return -EIO; | |
1044 | } | |
1045 | ||
1046 | return 0; | |
1047 | } | |
1048 | ||
f67539c2 | 1049 | int RGWPeriod::get_latest_epoch(epoch_t& latest_epoch, optional_yield y) |
11fdf7f2 TL |
1050 | { |
1051 | RGWPeriodLatestEpochInfo info; | |
1052 | ||
f67539c2 | 1053 | int ret = read_latest_epoch(info, y); |
11fdf7f2 TL |
1054 | if (ret < 0) { |
1055 | return ret; | |
1056 | } | |
1057 | ||
1058 | latest_epoch = info.epoch; | |
1059 | ||
1060 | return 0; | |
1061 | } | |
1062 | ||
f67539c2 | 1063 | int RGWPeriod::use_latest_epoch(optional_yield y) |
11fdf7f2 TL |
1064 | { |
1065 | RGWPeriodLatestEpochInfo info; | |
f67539c2 | 1066 | int ret = read_latest_epoch(info, y); |
11fdf7f2 TL |
1067 | if (ret < 0) { |
1068 | return ret; | |
1069 | } | |
1070 | ||
1071 | epoch = info.epoch; | |
1072 | ||
1073 | return 0; | |
1074 | } | |
1075 | ||
f67539c2 TL |
1076 | int RGWPeriod::set_latest_epoch(optional_yield y, |
1077 | epoch_t epoch, bool exclusive, | |
11fdf7f2 TL |
1078 | RGWObjVersionTracker *objv) |
1079 | { | |
1080 | string oid = get_period_oid_prefix() + get_latest_epoch_oid(); | |
1081 | ||
1082 | rgw_pool pool(get_pool(cct)); | |
1083 | bufferlist bl; | |
1084 | ||
1085 | RGWPeriodLatestEpochInfo info; | |
1086 | info.epoch = epoch; | |
1087 | ||
1088 | using ceph::encode; | |
1089 | encode(info, bl); | |
1090 | ||
1091 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
1092 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj(pool, oid)); | |
1093 | return sysobj.wop() | |
1094 | .set_exclusive(exclusive) | |
f67539c2 | 1095 | .write(bl, y); |
11fdf7f2 TL |
1096 | } |
1097 | ||
f67539c2 | 1098 | int RGWPeriod::update_latest_epoch(epoch_t epoch, optional_yield y) |
11fdf7f2 TL |
1099 | { |
1100 | static constexpr int MAX_RETRIES = 20; | |
1101 | ||
1102 | for (int i = 0; i < MAX_RETRIES; i++) { | |
1103 | RGWPeriodLatestEpochInfo info; | |
1104 | RGWObjVersionTracker objv; | |
1105 | bool exclusive = false; | |
1106 | ||
1107 | // read existing epoch | |
f67539c2 | 1108 | int r = read_latest_epoch(info, y, &objv); |
11fdf7f2 TL |
1109 | if (r == -ENOENT) { |
1110 | // use an exclusive create to set the epoch atomically | |
1111 | exclusive = true; | |
1112 | ldout(cct, 20) << "creating initial latest_epoch=" << epoch | |
1113 | << " for period=" << id << dendl; | |
1114 | } else if (r < 0) { | |
1115 | ldout(cct, 0) << "ERROR: failed to read latest_epoch" << dendl; | |
1116 | return r; | |
1117 | } else if (epoch <= info.epoch) { | |
1118 | r = -EEXIST; // fail with EEXIST if epoch is not newer | |
9f95a23c | 1119 | ldout(cct, 10) << "found existing latest_epoch " << info.epoch |
11fdf7f2 TL |
1120 | << " >= given epoch " << epoch << ", returning r=" << r << dendl; |
1121 | return r; | |
1122 | } else { | |
1123 | ldout(cct, 20) << "updating latest_epoch from " << info.epoch | |
1124 | << " -> " << epoch << " on period=" << id << dendl; | |
1125 | } | |
1126 | ||
f67539c2 | 1127 | r = set_latest_epoch(y, epoch, exclusive, &objv); |
11fdf7f2 TL |
1128 | if (r == -EEXIST) { |
1129 | continue; // exclusive create raced with another update, retry | |
1130 | } else if (r == -ECANCELED) { | |
1131 | continue; // write raced with a conflicting version, retry | |
1132 | } | |
1133 | if (r < 0) { | |
1134 | ldout(cct, 0) << "ERROR: failed to write latest_epoch" << dendl; | |
1135 | return r; | |
1136 | } | |
1137 | return 0; // return success | |
1138 | } | |
1139 | ||
1140 | return -ECANCELED; // fail after max retries | |
1141 | } | |
1142 | ||
f67539c2 | 1143 | int RGWPeriod::delete_obj(optional_yield y) |
11fdf7f2 TL |
1144 | { |
1145 | rgw_pool pool(get_pool(cct)); | |
1146 | ||
1147 | // delete the object for each period epoch | |
1148 | for (epoch_t e = 1; e <= epoch; e++) { | |
1149 | RGWPeriod p{get_id(), e}; | |
1150 | rgw_raw_obj oid{pool, p.get_period_oid()}; | |
1151 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
1152 | auto sysobj = sysobj_svc->get_obj(obj_ctx, oid); | |
f67539c2 | 1153 | int ret = sysobj.wop().remove(y); |
11fdf7f2 TL |
1154 | if (ret < 0) { |
1155 | ldout(cct, 0) << "WARNING: failed to delete period object " << oid | |
1156 | << ": " << cpp_strerror(-ret) << dendl; | |
1157 | } | |
1158 | } | |
1159 | ||
1160 | // delete the .latest_epoch object | |
1161 | rgw_raw_obj oid{pool, get_period_oid_prefix() + get_latest_epoch_oid()}; | |
1162 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
1163 | auto sysobj = sysobj_svc->get_obj(obj_ctx, oid); | |
f67539c2 | 1164 | int ret = sysobj.wop().remove(y); |
11fdf7f2 TL |
1165 | if (ret < 0) { |
1166 | ldout(cct, 0) << "WARNING: failed to delete period object " << oid | |
1167 | << ": " << cpp_strerror(-ret) << dendl; | |
1168 | } | |
1169 | return ret; | |
1170 | } | |
1171 | ||
f67539c2 | 1172 | int RGWPeriod::read_info(optional_yield y) |
11fdf7f2 TL |
1173 | { |
1174 | rgw_pool pool(get_pool(cct)); | |
1175 | ||
1176 | bufferlist bl; | |
1177 | ||
1178 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
1179 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj{pool, get_period_oid()}); | |
f67539c2 | 1180 | int ret = sysobj.rop().read(&bl, y); |
11fdf7f2 TL |
1181 | if (ret < 0) { |
1182 | ldout(cct, 0) << "failed reading obj info from " << pool << ":" << get_period_oid() << ": " << cpp_strerror(-ret) << dendl; | |
1183 | return ret; | |
1184 | } | |
1185 | ||
1186 | try { | |
1187 | using ceph::decode; | |
1188 | auto iter = bl.cbegin(); | |
1189 | decode(*this, iter); | |
1190 | } catch (buffer::error& err) { | |
1191 | ldout(cct, 0) << "ERROR: failed to decode obj from " << pool << ":" << get_period_oid() << dendl; | |
1192 | return -EIO; | |
1193 | } | |
1194 | ||
1195 | return 0; | |
1196 | } | |
1197 | ||
f67539c2 | 1198 | int RGWPeriod::create(optional_yield y, bool exclusive) |
11fdf7f2 TL |
1199 | { |
1200 | int ret; | |
1201 | ||
1202 | /* create unique id */ | |
1203 | uuid_d new_uuid; | |
1204 | char uuid_str[37]; | |
1205 | new_uuid.generate_random(); | |
1206 | new_uuid.print(uuid_str); | |
1207 | id = uuid_str; | |
1208 | ||
1209 | epoch = FIRST_EPOCH; | |
1210 | ||
1211 | period_map.id = id; | |
f67539c2 TL |
1212 | |
1213 | ret = store_info(exclusive, y); | |
11fdf7f2 TL |
1214 | if (ret < 0) { |
1215 | ldout(cct, 0) << "ERROR: storing info for " << id << ": " << cpp_strerror(-ret) << dendl; | |
1216 | return ret; | |
1217 | } | |
1218 | ||
f67539c2 | 1219 | ret = set_latest_epoch(y, epoch); |
11fdf7f2 TL |
1220 | if (ret < 0) { |
1221 | ldout(cct, 0) << "ERROR: setting latest epoch " << id << ": " << cpp_strerror(-ret) << dendl; | |
1222 | } | |
1223 | ||
1224 | return ret; | |
1225 | } | |
1226 | ||
f67539c2 | 1227 | int RGWPeriod::store_info(bool exclusive, optional_yield y) |
11fdf7f2 TL |
1228 | { |
1229 | rgw_pool pool(get_pool(cct)); | |
1230 | ||
1231 | string oid = get_period_oid(); | |
1232 | bufferlist bl; | |
1233 | using ceph::encode; | |
1234 | encode(*this, bl); | |
1235 | ||
1236 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
1237 | auto sysobj = sysobj_svc->get_obj(obj_ctx, rgw_raw_obj(pool, oid)); | |
1238 | return sysobj.wop() | |
1239 | .set_exclusive(exclusive) | |
f67539c2 | 1240 | .write(bl, y); |
11fdf7f2 TL |
1241 | } |
1242 | ||
1243 | rgw_pool RGWPeriod::get_pool(CephContext *cct) const | |
1244 | { | |
1245 | if (cct->_conf->rgw_period_root_pool.empty()) { | |
1246 | return rgw_pool(RGW_DEFAULT_PERIOD_ROOT_POOL); | |
1247 | } | |
1248 | return rgw_pool(cct->_conf->rgw_period_root_pool); | |
1249 | } | |
1250 | ||
f67539c2 | 1251 | int RGWPeriod::add_zonegroup(const RGWZoneGroup& zonegroup, optional_yield y) |
11fdf7f2 TL |
1252 | { |
1253 | if (zonegroup.realm_id != realm_id) { | |
1254 | return 0; | |
1255 | } | |
1256 | int ret = period_map.update(zonegroup, cct); | |
1257 | if (ret < 0) { | |
1258 | ldout(cct, 0) << "ERROR: updating period map: " << cpp_strerror(-ret) << dendl; | |
1259 | return ret; | |
1260 | } | |
1261 | ||
f67539c2 | 1262 | return store_info(false, y); |
11fdf7f2 TL |
1263 | } |
1264 | ||
f67539c2 | 1265 | int RGWPeriod::update(optional_yield y) |
11fdf7f2 TL |
1266 | { |
1267 | auto zone_svc = sysobj_svc->get_zone_svc(); | |
1268 | ldout(cct, 20) << __func__ << " realm " << realm_id << " period " << get_id() << dendl; | |
1269 | list<string> zonegroups; | |
1270 | int ret = zone_svc->list_zonegroups(zonegroups); | |
1271 | if (ret < 0) { | |
1272 | ldout(cct, 0) << "ERROR: failed to list zonegroups: " << cpp_strerror(-ret) << dendl; | |
1273 | return ret; | |
1274 | } | |
1275 | ||
1276 | // clear zone short ids of removed zones. period_map.update() will add the | |
1277 | // remaining zones back | |
1278 | period_map.short_zone_ids.clear(); | |
1279 | ||
1280 | for (auto& iter : zonegroups) { | |
1281 | RGWZoneGroup zg(string(), iter); | |
f67539c2 | 1282 | ret = zg.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
1283 | if (ret < 0) { |
1284 | ldout(cct, 0) << "WARNING: zg.init() failed: " << cpp_strerror(-ret) << dendl; | |
1285 | continue; | |
1286 | } | |
1287 | ||
1288 | if (zg.realm_id != realm_id) { | |
1289 | ldout(cct, 20) << "skipping zonegroup " << zg.get_name() << " zone realm id " << zg.realm_id << ", not on our realm " << realm_id << dendl; | |
1290 | continue; | |
1291 | } | |
1292 | ||
1293 | if (zg.master_zone.empty()) { | |
1294 | ldout(cct, 0) << "ERROR: zonegroup " << zg.get_name() << " should have a master zone " << dendl; | |
1295 | return -EINVAL; | |
1296 | } | |
1297 | ||
1298 | if (zg.zones.find(zg.master_zone) == zg.zones.end()) { | |
1299 | ldout(cct,0) << "ERROR: zonegroup " << zg.get_name() | |
1300 | << " has a non existent master zone "<< dendl; | |
1301 | return -EINVAL; | |
1302 | } | |
1303 | ||
1304 | if (zg.is_master_zonegroup()) { | |
1305 | master_zonegroup = zg.get_id(); | |
1306 | master_zone = zg.master_zone; | |
1307 | } | |
1308 | ||
1309 | int ret = period_map.update(zg, cct); | |
1310 | if (ret < 0) { | |
1311 | return ret; | |
1312 | } | |
1313 | } | |
1314 | ||
f67539c2 | 1315 | ret = period_config.read(sysobj_svc, realm_id, y); |
11fdf7f2 TL |
1316 | if (ret < 0 && ret != -ENOENT) { |
1317 | ldout(cct, 0) << "ERROR: failed to read period config: " | |
1318 | << cpp_strerror(ret) << dendl; | |
1319 | return ret; | |
1320 | } | |
1321 | return 0; | |
1322 | } | |
1323 | ||
f67539c2 | 1324 | int RGWPeriod::reflect(optional_yield y) |
11fdf7f2 TL |
1325 | { |
1326 | for (auto& iter : period_map.zonegroups) { | |
1327 | RGWZoneGroup& zg = iter.second; | |
1328 | zg.reinit_instance(cct, sysobj_svc); | |
f67539c2 | 1329 | int r = zg.write(false, y); |
11fdf7f2 TL |
1330 | if (r < 0) { |
1331 | ldout(cct, 0) << "ERROR: failed to store zonegroup info for zonegroup=" << iter.first << ": " << cpp_strerror(-r) << dendl; | |
1332 | return r; | |
1333 | } | |
1334 | if (zg.is_master_zonegroup()) { | |
1335 | // set master as default if no default exists | |
f67539c2 | 1336 | r = zg.set_as_default(y, true); |
11fdf7f2 TL |
1337 | if (r == 0) { |
1338 | ldout(cct, 1) << "Set the period's master zonegroup " << zg.get_id() | |
1339 | << " as the default" << dendl; | |
1340 | } | |
1341 | } | |
1342 | } | |
1343 | ||
f67539c2 | 1344 | int r = period_config.write(sysobj_svc, realm_id, y); |
11fdf7f2 TL |
1345 | if (r < 0) { |
1346 | ldout(cct, 0) << "ERROR: failed to store period config: " | |
1347 | << cpp_strerror(-r) << dendl; | |
1348 | return r; | |
1349 | } | |
1350 | return 0; | |
1351 | } | |
1352 | ||
1353 | void RGWPeriod::fork() | |
1354 | { | |
1355 | ldout(cct, 20) << __func__ << " realm " << realm_id << " period " << id << dendl; | |
1356 | predecessor_uuid = id; | |
1357 | id = get_staging_id(realm_id); | |
1358 | period_map.reset(); | |
1359 | realm_epoch++; | |
1360 | } | |
1361 | ||
9f95a23c | 1362 | static int read_sync_status(rgw::sal::RGWRadosStore *store, rgw_meta_sync_status *sync_status) |
11fdf7f2 TL |
1363 | { |
1364 | // initialize a sync status manager to read the status | |
9f95a23c | 1365 | RGWMetaSyncStatusManager mgr(store, store->svc()->rados->get_async_processor()); |
11fdf7f2 TL |
1366 | int r = mgr.init(); |
1367 | if (r < 0) { | |
1368 | return r; | |
1369 | } | |
1370 | r = mgr.read_sync_status(sync_status); | |
1371 | mgr.stop(); | |
1372 | return r; | |
1373 | } | |
1374 | ||
9f95a23c | 1375 | int RGWPeriod::update_sync_status(rgw::sal::RGWRadosStore *store, /* for now */ |
11fdf7f2 TL |
1376 | const RGWPeriod ¤t_period, |
1377 | std::ostream& error_stream, | |
1378 | bool force_if_stale) | |
1379 | { | |
1380 | rgw_meta_sync_status status; | |
1381 | int r = read_sync_status(store, &status); | |
1382 | if (r < 0) { | |
1383 | ldout(cct, 0) << "period failed to read sync status: " | |
1384 | << cpp_strerror(-r) << dendl; | |
1385 | return r; | |
1386 | } | |
1387 | ||
1388 | std::vector<std::string> markers; | |
1389 | ||
1390 | const auto current_epoch = current_period.get_realm_epoch(); | |
1391 | if (current_epoch != status.sync_info.realm_epoch) { | |
1392 | // no sync status markers for the current period | |
1393 | ceph_assert(current_epoch > status.sync_info.realm_epoch); | |
1394 | const int behind = current_epoch - status.sync_info.realm_epoch; | |
1395 | if (!force_if_stale && current_epoch > 1) { | |
1396 | error_stream << "ERROR: This zone is " << behind << " period(s) behind " | |
1397 | "the current master zone in metadata sync. If this zone is promoted " | |
1398 | "to master, any metadata changes during that time are likely to " | |
1399 | "be lost.\n" | |
1400 | "Waiting for this zone to catch up on metadata sync (see " | |
1401 | "'radosgw-admin sync status') is recommended.\n" | |
1402 | "To promote this zone to master anyway, add the flag " | |
1403 | "--yes-i-really-mean-it." << std::endl; | |
1404 | return -EINVAL; | |
1405 | } | |
1406 | // empty sync status markers - other zones will skip this period during | |
1407 | // incremental metadata sync | |
1408 | markers.resize(status.sync_info.num_shards); | |
1409 | } else { | |
1410 | markers.reserve(status.sync_info.num_shards); | |
1411 | for (auto& i : status.sync_markers) { | |
1412 | auto& marker = i.second; | |
1413 | // filter out markers from other periods | |
1414 | if (marker.realm_epoch != current_epoch) { | |
1415 | marker.marker.clear(); | |
1416 | } | |
1417 | markers.emplace_back(std::move(marker.marker)); | |
1418 | } | |
1419 | } | |
1420 | ||
1421 | std::swap(sync_status, markers); | |
1422 | return 0; | |
1423 | } | |
1424 | ||
9f95a23c | 1425 | int RGWPeriod::commit(rgw::sal::RGWRadosStore *store, |
11fdf7f2 | 1426 | RGWRealm& realm, const RGWPeriod& current_period, |
f67539c2 TL |
1427 | std::ostream& error_stream, optional_yield y, |
1428 | bool force_if_stale) | |
11fdf7f2 TL |
1429 | { |
1430 | auto zone_svc = sysobj_svc->get_zone_svc(); | |
1431 | ldout(cct, 20) << __func__ << " realm " << realm.get_id() << " period " << current_period.get_id() << dendl; | |
1432 | // gateway must be in the master zone to commit | |
1433 | if (master_zone != zone_svc->get_zone_params().get_id()) { | |
1434 | error_stream << "Cannot commit period on zone " | |
1435 | << zone_svc->get_zone_params().get_id() << ", it must be sent to " | |
1436 | "the period's master zone " << master_zone << '.' << std::endl; | |
1437 | return -EINVAL; | |
1438 | } | |
1439 | // period predecessor must match current period | |
1440 | if (predecessor_uuid != current_period.get_id()) { | |
1441 | error_stream << "Period predecessor " << predecessor_uuid | |
1442 | << " does not match current period " << current_period.get_id() | |
1443 | << ". Use 'period pull' to get the latest period from the master, " | |
1444 | "reapply your changes, and try again." << std::endl; | |
1445 | return -EINVAL; | |
1446 | } | |
1447 | // realm epoch must be 1 greater than current period | |
1448 | if (realm_epoch != current_period.get_realm_epoch() + 1) { | |
1449 | error_stream << "Period's realm epoch " << realm_epoch | |
1450 | << " does not come directly after current realm epoch " | |
1451 | << current_period.get_realm_epoch() << ". Use 'realm pull' to get the " | |
1452 | "latest realm and period from the master zone, reapply your changes, " | |
1453 | "and try again." << std::endl; | |
1454 | return -EINVAL; | |
1455 | } | |
1456 | // did the master zone change? | |
1457 | if (master_zone != current_period.get_master_zone()) { | |
1458 | // store the current metadata sync status in the period | |
1459 | int r = update_sync_status(store, current_period, error_stream, force_if_stale); | |
1460 | if (r < 0) { | |
1461 | ldout(cct, 0) << "failed to update metadata sync status: " | |
1462 | << cpp_strerror(-r) << dendl; | |
1463 | return r; | |
1464 | } | |
1465 | // create an object with a new period id | |
f67539c2 | 1466 | r = create(y, true); |
11fdf7f2 TL |
1467 | if (r < 0) { |
1468 | ldout(cct, 0) << "failed to create new period: " << cpp_strerror(-r) << dendl; | |
1469 | return r; | |
1470 | } | |
1471 | // set as current period | |
f67539c2 | 1472 | r = realm.set_current_period(*this, y); |
11fdf7f2 TL |
1473 | if (r < 0) { |
1474 | ldout(cct, 0) << "failed to update realm's current period: " | |
1475 | << cpp_strerror(-r) << dendl; | |
1476 | return r; | |
1477 | } | |
1478 | ldout(cct, 4) << "Promoted to master zone and committed new period " | |
1479 | << id << dendl; | |
f67539c2 | 1480 | realm.notify_new_period(*this, y); |
11fdf7f2 TL |
1481 | return 0; |
1482 | } | |
1483 | // period must be based on current epoch | |
1484 | if (epoch != current_period.get_epoch()) { | |
1485 | error_stream << "Period epoch " << epoch << " does not match " | |
1486 | "predecessor epoch " << current_period.get_epoch() | |
1487 | << ". Use 'period pull' to get the latest epoch from the master zone, " | |
1488 | "reapply your changes, and try again." << std::endl; | |
1489 | return -EINVAL; | |
1490 | } | |
1491 | // set period as next epoch | |
1492 | set_id(current_period.get_id()); | |
1493 | set_epoch(current_period.get_epoch() + 1); | |
1494 | set_predecessor(current_period.get_predecessor()); | |
1495 | realm_epoch = current_period.get_realm_epoch(); | |
1496 | // write the period to rados | |
f67539c2 | 1497 | int r = store_info(false, y); |
11fdf7f2 TL |
1498 | if (r < 0) { |
1499 | ldout(cct, 0) << "failed to store period: " << cpp_strerror(-r) << dendl; | |
1500 | return r; | |
1501 | } | |
1502 | // set as latest epoch | |
f67539c2 | 1503 | r = update_latest_epoch(epoch, y); |
11fdf7f2 TL |
1504 | if (r == -EEXIST) { |
1505 | // already have this epoch (or a more recent one) | |
1506 | return 0; | |
1507 | } | |
1508 | if (r < 0) { | |
1509 | ldout(cct, 0) << "failed to set latest epoch: " << cpp_strerror(-r) << dendl; | |
1510 | return r; | |
1511 | } | |
f67539c2 | 1512 | r = reflect(y); |
11fdf7f2 TL |
1513 | if (r < 0) { |
1514 | ldout(cct, 0) << "failed to update local objects: " << cpp_strerror(-r) << dendl; | |
1515 | return r; | |
1516 | } | |
1517 | ldout(cct, 4) << "Committed new epoch " << epoch | |
1518 | << " for period " << id << dendl; | |
f67539c2 | 1519 | realm.notify_new_period(*this, y); |
11fdf7f2 TL |
1520 | return 0; |
1521 | } | |
1522 | ||
f67539c2 | 1523 | int RGWZoneParams::create_default(optional_yield y, bool old_format) |
11fdf7f2 TL |
1524 | { |
1525 | name = default_zone_name; | |
1526 | ||
f67539c2 | 1527 | int r = create(y); |
11fdf7f2 TL |
1528 | if (r < 0) { |
1529 | return r; | |
1530 | } | |
1531 | ||
1532 | if (old_format) { | |
1533 | name = id; | |
1534 | } | |
1535 | ||
1536 | return r; | |
1537 | } | |
1538 | ||
1539 | ||
f67539c2 | 1540 | namespace { |
11fdf7f2 TL |
1541 | int get_zones_pool_set(CephContext* cct, |
1542 | RGWSI_SysObj* sysobj_svc, | |
1543 | const list<string>& zones, | |
1544 | const string& my_zone_id, | |
f67539c2 TL |
1545 | set<rgw_pool>& pool_names, |
1546 | optional_yield y) | |
11fdf7f2 TL |
1547 | { |
1548 | for(auto const& iter : zones) { | |
1549 | RGWZoneParams zone(iter); | |
f67539c2 | 1550 | int r = zone.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
1551 | if (r < 0) { |
1552 | ldout(cct, 0) << "Error: init zone " << iter << ":" << cpp_strerror(-r) << dendl; | |
1553 | return r; | |
1554 | } | |
1555 | if (zone.get_id() != my_zone_id) { | |
1556 | pool_names.insert(zone.domain_root); | |
11fdf7f2 TL |
1557 | pool_names.insert(zone.control_pool); |
1558 | pool_names.insert(zone.gc_pool); | |
1559 | pool_names.insert(zone.log_pool); | |
1560 | pool_names.insert(zone.intent_log_pool); | |
1561 | pool_names.insert(zone.usage_log_pool); | |
1562 | pool_names.insert(zone.user_keys_pool); | |
1563 | pool_names.insert(zone.user_email_pool); | |
1564 | pool_names.insert(zone.user_swift_pool); | |
1565 | pool_names.insert(zone.user_uid_pool); | |
1566 | pool_names.insert(zone.otp_pool); | |
1567 | pool_names.insert(zone.roles_pool); | |
1568 | pool_names.insert(zone.reshard_pool); | |
f67539c2 | 1569 | pool_names.insert(zone.notif_pool); |
11fdf7f2 TL |
1570 | for(auto& iter : zone.placement_pools) { |
1571 | pool_names.insert(iter.second.index_pool); | |
1572 | for (auto& pi : iter.second.storage_classes.get_all()) { | |
1573 | if (pi.second.data_pool) { | |
1574 | pool_names.insert(pi.second.data_pool.get()); | |
1575 | } | |
1576 | } | |
1577 | pool_names.insert(iter.second.data_extra_pool); | |
1578 | } | |
f91f0fd5 | 1579 | pool_names.insert(zone.oidc_pool); |
11fdf7f2 TL |
1580 | } |
1581 | } | |
1582 | return 0; | |
1583 | } | |
1584 | ||
1585 | rgw_pool fix_zone_pool_dup(set<rgw_pool> pools, | |
1586 | const string& default_prefix, | |
1587 | const string& default_suffix, | |
1588 | const rgw_pool& suggested_pool) | |
1589 | { | |
1590 | string suggested_name = suggested_pool.to_str(); | |
1591 | ||
1592 | string prefix = default_prefix; | |
1593 | string suffix = default_suffix; | |
1594 | ||
1595 | if (!suggested_pool.empty()) { | |
1596 | prefix = suggested_name.substr(0, suggested_name.find(".")); | |
1597 | suffix = suggested_name.substr(prefix.length()); | |
1598 | } | |
1599 | ||
1600 | rgw_pool pool(prefix + suffix); | |
1601 | ||
1602 | if (pools.find(pool) == pools.end()) { | |
1603 | return pool; | |
1604 | } else { | |
1605 | while(true) { | |
1606 | pool = prefix + "_" + std::to_string(std::rand()) + suffix; | |
1607 | if (pools.find(pool) == pools.end()) { | |
1608 | return pool; | |
1609 | } | |
1610 | } | |
1611 | } | |
1612 | } | |
f67539c2 | 1613 | } |
11fdf7f2 | 1614 | |
f67539c2 | 1615 | int RGWZoneParams::fix_pool_names(optional_yield y) |
11fdf7f2 TL |
1616 | { |
1617 | ||
1618 | list<string> zones; | |
1619 | int r = zone_svc->list_zones(zones); | |
1620 | if (r < 0) { | |
1621 | ldout(cct, 10) << "WARNING: store->list_zones() returned r=" << r << dendl; | |
1622 | } | |
1623 | ||
1624 | set<rgw_pool> pools; | |
f67539c2 | 1625 | r = get_zones_pool_set(cct, sysobj_svc, zones, id, pools, y); |
11fdf7f2 TL |
1626 | if (r < 0) { |
1627 | ldout(cct, 0) << "Error: get_zones_pool_names" << r << dendl; | |
1628 | return r; | |
1629 | } | |
1630 | ||
1631 | domain_root = fix_zone_pool_dup(pools, name, ".rgw.meta:root", domain_root); | |
11fdf7f2 TL |
1632 | control_pool = fix_zone_pool_dup(pools, name, ".rgw.control", control_pool); |
1633 | gc_pool = fix_zone_pool_dup(pools, name ,".rgw.log:gc", gc_pool); | |
1634 | lc_pool = fix_zone_pool_dup(pools, name ,".rgw.log:lc", lc_pool); | |
1635 | log_pool = fix_zone_pool_dup(pools, name, ".rgw.log", log_pool); | |
1636 | intent_log_pool = fix_zone_pool_dup(pools, name, ".rgw.log:intent", intent_log_pool); | |
1637 | usage_log_pool = fix_zone_pool_dup(pools, name, ".rgw.log:usage", usage_log_pool); | |
1638 | user_keys_pool = fix_zone_pool_dup(pools, name, ".rgw.meta:users.keys", user_keys_pool); | |
1639 | user_email_pool = fix_zone_pool_dup(pools, name, ".rgw.meta:users.email", user_email_pool); | |
1640 | user_swift_pool = fix_zone_pool_dup(pools, name, ".rgw.meta:users.swift", user_swift_pool); | |
1641 | user_uid_pool = fix_zone_pool_dup(pools, name, ".rgw.meta:users.uid", user_uid_pool); | |
1642 | roles_pool = fix_zone_pool_dup(pools, name, ".rgw.meta:roles", roles_pool); | |
1643 | reshard_pool = fix_zone_pool_dup(pools, name, ".rgw.log:reshard", reshard_pool); | |
1644 | otp_pool = fix_zone_pool_dup(pools, name, ".rgw.otp", otp_pool); | |
f91f0fd5 | 1645 | oidc_pool = fix_zone_pool_dup(pools, name, ".rgw.meta:oidc", oidc_pool); |
f67539c2 | 1646 | notif_pool = fix_zone_pool_dup(pools, name ,".rgw.log:notif", notif_pool); |
11fdf7f2 TL |
1647 | |
1648 | for(auto& iter : placement_pools) { | |
1649 | iter.second.index_pool = fix_zone_pool_dup(pools, name, "." + default_bucket_index_pool_suffix, | |
1650 | iter.second.index_pool); | |
1651 | for (auto& pi : iter.second.storage_classes.get_all()) { | |
1652 | if (pi.second.data_pool) { | |
1653 | rgw_pool& pool = pi.second.data_pool.get(); | |
1654 | pool = fix_zone_pool_dup(pools, name, "." + default_storage_pool_suffix, | |
1655 | pool); | |
1656 | } | |
1657 | } | |
1658 | iter.second.data_extra_pool= fix_zone_pool_dup(pools, name, "." + default_storage_extra_pool_suffix, | |
1659 | iter.second.data_extra_pool); | |
1660 | } | |
1661 | ||
1662 | return 0; | |
1663 | } | |
1664 | ||
f67539c2 | 1665 | int RGWZoneParams::create(optional_yield y, bool exclusive) |
11fdf7f2 TL |
1666 | { |
1667 | /* check for old pools config */ | |
1668 | rgw_raw_obj obj(domain_root, avail_pools); | |
1669 | auto obj_ctx = sysobj_svc->init_obj_ctx(); | |
1670 | auto sysobj = sysobj_svc->get_obj(obj_ctx, obj); | |
f67539c2 | 1671 | int r = sysobj.rop().stat(y); |
11fdf7f2 TL |
1672 | if (r < 0) { |
1673 | ldout(cct, 10) << "couldn't find old data placement pools config, setting up new ones for the zone" << dendl; | |
1674 | /* a new system, let's set new placement info */ | |
1675 | RGWZonePlacementInfo default_placement; | |
1676 | default_placement.index_pool = name + "." + default_bucket_index_pool_suffix; | |
1677 | rgw_pool pool = name + "." + default_storage_pool_suffix; | |
1678 | default_placement.storage_classes.set_storage_class(RGW_STORAGE_CLASS_STANDARD, &pool, nullptr); | |
1679 | default_placement.data_extra_pool = name + "." + default_storage_extra_pool_suffix; | |
1680 | placement_pools["default-placement"] = default_placement; | |
1681 | } | |
1682 | ||
f67539c2 | 1683 | r = fix_pool_names(y); |
11fdf7f2 TL |
1684 | if (r < 0) { |
1685 | ldout(cct, 0) << "ERROR: fix_pool_names returned r=" << r << dendl; | |
1686 | return r; | |
1687 | } | |
1688 | ||
f67539c2 | 1689 | r = RGWSystemMetaObj::create(y, exclusive); |
11fdf7f2 TL |
1690 | if (r < 0) { |
1691 | return r; | |
1692 | } | |
1693 | ||
1694 | // try to set as default. may race with another create, so pass exclusive=true | |
1695 | // so we don't override an existing default | |
f67539c2 | 1696 | r = set_as_default(y, true); |
11fdf7f2 TL |
1697 | if (r < 0 && r != -EEXIST) { |
1698 | ldout(cct, 10) << "WARNING: failed to set zone as default, r=" << r << dendl; | |
1699 | } | |
1700 | ||
1701 | return 0; | |
1702 | } | |
1703 | ||
1704 | rgw_pool RGWZoneParams::get_pool(CephContext *cct) const | |
1705 | { | |
1706 | if (cct->_conf->rgw_zone_root_pool.empty()) { | |
1707 | return rgw_pool(RGW_DEFAULT_ZONE_ROOT_POOL); | |
1708 | } | |
1709 | ||
1710 | return rgw_pool(cct->_conf->rgw_zone_root_pool); | |
1711 | } | |
1712 | ||
1713 | const string RGWZoneParams::get_default_oid(bool old_format) const | |
1714 | { | |
1715 | if (old_format) { | |
1716 | return cct->_conf->rgw_default_zone_info_oid; | |
1717 | } | |
1718 | ||
1719 | return cct->_conf->rgw_default_zone_info_oid + "." + realm_id; | |
1720 | } | |
1721 | ||
1722 | const string& RGWZoneParams::get_names_oid_prefix() const | |
1723 | { | |
1724 | return zone_names_oid_prefix; | |
1725 | } | |
1726 | ||
1727 | const string& RGWZoneParams::get_info_oid_prefix(bool old_format) const | |
1728 | { | |
1729 | return zone_info_oid_prefix; | |
1730 | } | |
1731 | ||
1732 | const string& RGWZoneParams::get_predefined_name(CephContext *cct) const { | |
1733 | return cct->_conf->rgw_zone; | |
1734 | } | |
1735 | ||
f67539c2 TL |
1736 | int RGWZoneParams::init(CephContext *cct, RGWSI_SysObj *sysobj_svc, |
1737 | optional_yield y, bool setup_obj, bool old_format) | |
11fdf7f2 TL |
1738 | { |
1739 | if (name.empty()) { | |
1740 | name = cct->_conf->rgw_zone; | |
1741 | } | |
1742 | ||
f67539c2 | 1743 | return RGWSystemMetaObj::init(cct, sysobj_svc, y, setup_obj, old_format); |
11fdf7f2 TL |
1744 | } |
1745 | ||
f67539c2 TL |
1746 | int RGWZoneParams::read_default_id(string& default_id, optional_yield y, |
1747 | bool old_format) | |
11fdf7f2 TL |
1748 | { |
1749 | if (realm_id.empty()) { | |
1750 | /* try using default realm */ | |
1751 | RGWRealm realm; | |
f67539c2 | 1752 | int ret = realm.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
1753 | //no default realm exist |
1754 | if (ret < 0) { | |
f67539c2 | 1755 | return read_id(default_zone_name, default_id, y); |
11fdf7f2 TL |
1756 | } |
1757 | realm_id = realm.get_id(); | |
1758 | } | |
1759 | ||
f67539c2 | 1760 | return RGWSystemMetaObj::read_default_id(default_id, y, old_format); |
11fdf7f2 TL |
1761 | } |
1762 | ||
1763 | ||
f67539c2 | 1764 | int RGWZoneParams::set_as_default(optional_yield y, bool exclusive) |
11fdf7f2 TL |
1765 | { |
1766 | if (realm_id.empty()) { | |
1767 | /* try using default realm */ | |
1768 | RGWRealm realm; | |
f67539c2 | 1769 | int ret = realm.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
1770 | if (ret < 0) { |
1771 | ldout(cct, 10) << "could not read realm id: " << cpp_strerror(-ret) << dendl; | |
1772 | return -EINVAL; | |
1773 | } | |
1774 | realm_id = realm.get_id(); | |
1775 | } | |
1776 | ||
f67539c2 | 1777 | return RGWSystemMetaObj::set_as_default(y, exclusive); |
11fdf7f2 TL |
1778 | } |
1779 | ||
1780 | const string& RGWZoneParams::get_compression_type(const rgw_placement_rule& placement_rule) const | |
1781 | { | |
1782 | static const std::string NONE{"none"}; | |
1783 | auto p = placement_pools.find(placement_rule.name); | |
1784 | if (p == placement_pools.end()) { | |
1785 | return NONE; | |
1786 | } | |
eafe8130 | 1787 | const auto& type = p->second.get_compression_type(placement_rule.get_storage_class()); |
11fdf7f2 TL |
1788 | return !type.empty() ? type : NONE; |
1789 | } | |
1790 | ||
1791 | void RGWPeriodMap::encode(bufferlist& bl) const { | |
1792 | ENCODE_START(2, 1, bl); | |
1793 | encode(id, bl); | |
1794 | encode(zonegroups, bl); | |
1795 | encode(master_zonegroup, bl); | |
1796 | encode(short_zone_ids, bl); | |
1797 | ENCODE_FINISH(bl); | |
1798 | } | |
1799 | ||
1800 | void RGWPeriodMap::decode(bufferlist::const_iterator& bl) { | |
1801 | DECODE_START(2, bl); | |
1802 | decode(id, bl); | |
1803 | decode(zonegroups, bl); | |
1804 | decode(master_zonegroup, bl); | |
1805 | if (struct_v >= 2) { | |
1806 | decode(short_zone_ids, bl); | |
1807 | } | |
1808 | DECODE_FINISH(bl); | |
1809 | ||
1810 | zonegroups_by_api.clear(); | |
1811 | for (map<string, RGWZoneGroup>::iterator iter = zonegroups.begin(); | |
1812 | iter != zonegroups.end(); ++iter) { | |
1813 | RGWZoneGroup& zonegroup = iter->second; | |
1814 | zonegroups_by_api[zonegroup.api_name] = zonegroup; | |
1815 | if (zonegroup.is_master_zonegroup()) { | |
1816 | master_zonegroup = zonegroup.get_id(); | |
1817 | } | |
1818 | } | |
1819 | } | |
1820 | ||
1821 | // run an MD5 hash on the zone_id and return the first 32 bits | |
1822 | static uint32_t gen_short_zone_id(const std::string zone_id) | |
1823 | { | |
1824 | unsigned char md5[CEPH_CRYPTO_MD5_DIGESTSIZE]; | |
1825 | MD5 hash; | |
1826 | hash.Update((const unsigned char *)zone_id.c_str(), zone_id.size()); | |
1827 | hash.Final(md5); | |
1828 | ||
1829 | uint32_t short_id; | |
1830 | memcpy((char *)&short_id, md5, sizeof(short_id)); | |
1831 | return std::max(short_id, 1u); | |
1832 | } | |
1833 | ||
1834 | int RGWPeriodMap::update(const RGWZoneGroup& zonegroup, CephContext *cct) | |
1835 | { | |
1836 | if (zonegroup.is_master_zonegroup() && (!master_zonegroup.empty() && zonegroup.get_id() != master_zonegroup)) { | |
1837 | ldout(cct,0) << "Error updating periodmap, multiple master zonegroups configured "<< dendl; | |
1838 | ldout(cct,0) << "master zonegroup: " << master_zonegroup << " and " << zonegroup.get_id() <<dendl; | |
1839 | return -EINVAL; | |
1840 | } | |
1841 | map<string, RGWZoneGroup>::iterator iter = zonegroups.find(zonegroup.get_id()); | |
1842 | if (iter != zonegroups.end()) { | |
1843 | RGWZoneGroup& old_zonegroup = iter->second; | |
1844 | if (!old_zonegroup.api_name.empty()) { | |
1845 | zonegroups_by_api.erase(old_zonegroup.api_name); | |
1846 | } | |
1847 | } | |
1848 | zonegroups[zonegroup.get_id()] = zonegroup; | |
1849 | ||
1850 | if (!zonegroup.api_name.empty()) { | |
1851 | zonegroups_by_api[zonegroup.api_name] = zonegroup; | |
1852 | } | |
1853 | ||
1854 | if (zonegroup.is_master_zonegroup()) { | |
1855 | master_zonegroup = zonegroup.get_id(); | |
1856 | } else if (master_zonegroup == zonegroup.get_id()) { | |
1857 | master_zonegroup = ""; | |
1858 | } | |
1859 | ||
1860 | for (auto& i : zonegroup.zones) { | |
1861 | auto& zone = i.second; | |
1862 | if (short_zone_ids.find(zone.id) != short_zone_ids.end()) { | |
1863 | continue; | |
1864 | } | |
1865 | // calculate the zone's short id | |
1866 | uint32_t short_id = gen_short_zone_id(zone.id); | |
1867 | ||
1868 | // search for an existing zone with the same short id | |
1869 | for (auto& s : short_zone_ids) { | |
1870 | if (s.second == short_id) { | |
1871 | ldout(cct, 0) << "New zone '" << zone.name << "' (" << zone.id | |
1872 | << ") generates the same short_zone_id " << short_id | |
1873 | << " as existing zone id " << s.first << dendl; | |
1874 | return -EEXIST; | |
1875 | } | |
1876 | } | |
1877 | ||
1878 | short_zone_ids[zone.id] = short_id; | |
1879 | } | |
1880 | ||
1881 | return 0; | |
1882 | } | |
1883 | ||
1884 | uint32_t RGWPeriodMap::get_zone_short_id(const string& zone_id) const | |
1885 | { | |
1886 | auto i = short_zone_ids.find(zone_id); | |
1887 | if (i == short_zone_ids.end()) { | |
1888 | return 0; | |
1889 | } | |
1890 | return i->second; | |
1891 | } | |
1892 | ||
f67539c2 | 1893 | int RGWZoneGroupMap::read(CephContext *cct, RGWSI_SysObj *sysobj_svc, optional_yield y) |
11fdf7f2 TL |
1894 | { |
1895 | ||
1896 | RGWPeriod period; | |
f67539c2 | 1897 | int ret = period.init(cct, sysobj_svc, y); |
11fdf7f2 TL |
1898 | if (ret < 0) { |
1899 | cerr << "failed to read current period info: " << cpp_strerror(ret); | |
1900 | return ret; | |
1901 | } | |
f67539c2 | 1902 | |
11fdf7f2 TL |
1903 | bucket_quota = period.get_config().bucket_quota; |
1904 | user_quota = period.get_config().user_quota; | |
1905 | zonegroups = period.get_map().zonegroups; | |
1906 | zonegroups_by_api = period.get_map().zonegroups_by_api; | |
1907 | master_zonegroup = period.get_map().master_zonegroup; | |
1908 | ||
1909 | return 0; | |
1910 | } | |
1911 | ||
1912 | void RGWRegionMap::encode(bufferlist& bl) const { | |
1913 | ENCODE_START( 3, 1, bl); | |
1914 | encode(regions, bl); | |
1915 | encode(master_region, bl); | |
1916 | encode(bucket_quota, bl); | |
1917 | encode(user_quota, bl); | |
1918 | ENCODE_FINISH(bl); | |
1919 | } | |
1920 | ||
1921 | void RGWRegionMap::decode(bufferlist::const_iterator& bl) { | |
1922 | DECODE_START(3, bl); | |
1923 | decode(regions, bl); | |
1924 | decode(master_region, bl); | |
1925 | if (struct_v >= 2) | |
1926 | decode(bucket_quota, bl); | |
1927 | if (struct_v >= 3) | |
1928 | decode(user_quota, bl); | |
1929 | DECODE_FINISH(bl); | |
1930 | } | |
1931 | ||
1932 | void RGWZoneGroupMap::encode(bufferlist& bl) const { | |
1933 | ENCODE_START( 3, 1, bl); | |
1934 | encode(zonegroups, bl); | |
1935 | encode(master_zonegroup, bl); | |
1936 | encode(bucket_quota, bl); | |
1937 | encode(user_quota, bl); | |
1938 | ENCODE_FINISH(bl); | |
1939 | } | |
1940 | ||
1941 | void RGWZoneGroupMap::decode(bufferlist::const_iterator& bl) { | |
1942 | DECODE_START(3, bl); | |
1943 | decode(zonegroups, bl); | |
1944 | decode(master_zonegroup, bl); | |
1945 | if (struct_v >= 2) | |
1946 | decode(bucket_quota, bl); | |
1947 | if (struct_v >= 3) | |
1948 | decode(user_quota, bl); | |
1949 | DECODE_FINISH(bl); | |
1950 | ||
1951 | zonegroups_by_api.clear(); | |
1952 | for (map<string, RGWZoneGroup>::iterator iter = zonegroups.begin(); | |
1953 | iter != zonegroups.end(); ++iter) { | |
1954 | RGWZoneGroup& zonegroup = iter->second; | |
1955 | zonegroups_by_api[zonegroup.api_name] = zonegroup; | |
1956 | if (zonegroup.is_master_zonegroup()) { | |
1957 | master_zonegroup = zonegroup.get_name(); | |
1958 | } | |
1959 | } | |
1960 | } | |
1961 | ||
1962 |