1 #include <boost/utility/string_ref.hpp>
3 #include "common/ceph_json.h"
4 #include "common/RWLock.h"
5 #include "common/RefCountedObj.h"
6 #include "common/WorkQueue.h"
7 #include "common/Throttle.h"
8 #include "common/errno.h"
10 #include "rgw_common.h"
11 #include "rgw_rados.h"
13 #include "rgw_data_sync.h"
14 #include "rgw_rest_conn.h"
15 #include "rgw_cr_rados.h"
16 #include "rgw_cr_rest.h"
17 #include "rgw_http_client.h"
18 #include "rgw_bucket.h"
19 #include "rgw_metadata.h"
20 #include "rgw_sync_module.h"
22 #include "cls/lock/cls_lock_client.h"
24 #include "auth/Crypto.h"
26 #include <boost/asio/yield.hpp>
28 #define dout_subsys ceph_subsys_rgw
31 #define dout_prefix (*_dout << "data sync: ")
33 static string datalog_sync_status_oid_prefix
= "datalog.sync-status";
34 static string datalog_sync_status_shard_prefix
= "datalog.sync-status.shard";
35 static string datalog_sync_full_sync_index_prefix
= "data.full-sync.index";
36 static string bucket_status_oid_prefix
= "bucket.sync-status";
38 class RGWSyncDebugLogger
{
45 RGWSyncDebugLogger(CephContext
*_cct
, const string
& source_zone
,
46 const string
& sync_type
, const string
& sync_stage
,
47 const string
& resource
, bool log_start
= true) {
48 init(_cct
, source_zone
, sync_type
, sync_stage
, resource
, log_start
);
50 RGWSyncDebugLogger() : cct(NULL
), ended(false) {}
51 ~RGWSyncDebugLogger();
53 void init(CephContext
*_cct
, const string
& source_zone
,
54 const string
& sync_type
, const string
& sync_stage
,
55 const string
& resource
, bool log_start
= true);
56 void log(const string
& state
);
57 void finish(int status
);
60 void RGWSyncDebugLogger::init(CephContext
*_cct
, const string
& source_zone
,
61 const string
& sync_type
, const string
& sync_section
,
62 const string
& resource
, bool log_start
)
66 string zone_str
= source_zone
.substr(0, 8);
67 prefix
= "Sync:" + zone_str
+ ":" + sync_type
+ ":" + sync_section
+ ":" + resource
;
73 RGWSyncDebugLogger::~RGWSyncDebugLogger()
80 void RGWSyncDebugLogger::log(const string
& state
)
82 ldout(cct
, 5) << prefix
<< ":" << state
<< dendl
;
85 void RGWSyncDebugLogger::finish(int status
)
88 ldout(cct
, 5) << prefix
<< ":" << "finish r=" << status
<< dendl
;
91 class RGWDataSyncDebugLogger
: public RGWSyncDebugLogger
{
93 RGWDataSyncDebugLogger() {}
94 RGWDataSyncDebugLogger(RGWDataSyncEnv
*sync_env
, const string
& sync_section
,
95 const string
& resource
, bool log_start
= true) {
96 init(sync_env
, sync_section
, resource
, log_start
);
98 void init(RGWDataSyncEnv
*sync_env
, const string
& sync_section
,
99 const string
& resource
, bool log_start
= true) {
100 RGWSyncDebugLogger::init(sync_env
->cct
, sync_env
->source_zone
, "data", sync_section
, resource
, log_start
);
105 void rgw_datalog_info::decode_json(JSONObj
*obj
) {
106 JSONDecoder::decode_json("num_objects", num_shards
, obj
);
109 void rgw_datalog_entry::decode_json(JSONObj
*obj
) {
110 JSONDecoder::decode_json("key", key
, obj
);
112 JSONDecoder::decode_json("timestamp", ut
, obj
);
113 timestamp
= ut
.to_real_time();
116 void rgw_datalog_shard_data::decode_json(JSONObj
*obj
) {
117 JSONDecoder::decode_json("marker", marker
, obj
);
118 JSONDecoder::decode_json("truncated", truncated
, obj
);
119 JSONDecoder::decode_json("entries", entries
, obj
);
122 class RGWReadDataSyncStatusMarkersCR
: public RGWShardCollectCR
{
123 static constexpr int MAX_CONCURRENT_SHARDS
= 16;
126 const int num_shards
;
129 map
<uint32_t, rgw_data_sync_marker
>& markers
;
132 RGWReadDataSyncStatusMarkersCR(RGWDataSyncEnv
*env
, int num_shards
,
133 map
<uint32_t, rgw_data_sync_marker
>& markers
)
134 : RGWShardCollectCR(env
->cct
, MAX_CONCURRENT_SHARDS
),
135 env(env
), num_shards(num_shards
), markers(markers
)
137 bool spawn_next() override
;
140 bool RGWReadDataSyncStatusMarkersCR::spawn_next()
142 if (shard_id
>= num_shards
) {
145 using CR
= RGWSimpleRadosReadCR
<rgw_data_sync_marker
>;
146 spawn(new CR(env
->async_rados
, env
->store
,
147 rgw_raw_obj(env
->store
->get_zone_params().log_pool
, RGWDataSyncStatusManager::shard_obj_name(env
->source_zone
, shard_id
)),
154 class RGWReadDataSyncStatusCoroutine
: public RGWCoroutine
{
155 RGWDataSyncEnv
*sync_env
;
156 rgw_data_sync_status
*sync_status
;
159 RGWReadDataSyncStatusCoroutine(RGWDataSyncEnv
*_sync_env
,
160 rgw_data_sync_status
*_status
)
161 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
), sync_status(_status
)
163 int operate() override
;
166 int RGWReadDataSyncStatusCoroutine::operate()
170 using ReadInfoCR
= RGWSimpleRadosReadCR
<rgw_data_sync_info
>;
172 bool empty_on_enoent
= false; // fail on ENOENT
173 call(new ReadInfoCR(sync_env
->async_rados
, sync_env
->store
,
174 rgw_raw_obj(sync_env
->store
->get_zone_params().log_pool
, RGWDataSyncStatusManager::sync_status_oid(sync_env
->source_zone
)),
175 &sync_status
->sync_info
, empty_on_enoent
));
178 ldout(sync_env
->cct
, 4) << "failed to read sync status info with "
179 << cpp_strerror(retcode
) << dendl
;
180 return set_cr_error(retcode
);
182 // read shard markers
183 using ReadMarkersCR
= RGWReadDataSyncStatusMarkersCR
;
184 yield
call(new ReadMarkersCR(sync_env
, sync_status
->sync_info
.num_shards
,
185 sync_status
->sync_markers
));
187 ldout(sync_env
->cct
, 4) << "failed to read sync status markers with "
188 << cpp_strerror(retcode
) << dendl
;
189 return set_cr_error(retcode
);
191 return set_cr_done();
196 class RGWReadRemoteDataLogShardInfoCR
: public RGWCoroutine
{
197 RGWDataSyncEnv
*sync_env
;
199 RGWRESTReadResource
*http_op
;
202 RGWDataChangesLogInfo
*shard_info
;
205 RGWReadRemoteDataLogShardInfoCR(RGWDataSyncEnv
*_sync_env
,
206 int _shard_id
, RGWDataChangesLogInfo
*_shard_info
) : RGWCoroutine(_sync_env
->cct
),
210 shard_info(_shard_info
) {
213 ~RGWReadRemoteDataLogShardInfoCR() override
{
219 int operate() override
{
223 snprintf(buf
, sizeof(buf
), "%d", shard_id
);
224 rgw_http_param_pair pairs
[] = { { "type" , "data" },
229 string p
= "/admin/log/";
231 http_op
= new RGWRESTReadResource(sync_env
->conn
, p
, pairs
, NULL
, sync_env
->http_manager
);
233 http_op
->set_user_info((void *)stack
);
235 int ret
= http_op
->aio_read();
237 ldout(sync_env
->cct
, 0) << "ERROR: failed to read from " << p
<< dendl
;
238 log_error() << "failed to send http operation: " << http_op
->to_str() << " ret=" << ret
<< std::endl
;
239 return set_cr_error(ret
);
245 int ret
= http_op
->wait(shard_info
);
247 return set_cr_error(ret
);
249 return set_cr_done();
256 struct read_remote_data_log_response
{
259 list
<rgw_data_change_log_entry
> entries
;
261 read_remote_data_log_response() : truncated(false) {}
263 void decode_json(JSONObj
*obj
) {
264 JSONDecoder::decode_json("marker", marker
, obj
);
265 JSONDecoder::decode_json("truncated", truncated
, obj
);
266 JSONDecoder::decode_json("entries", entries
, obj
);
270 class RGWReadRemoteDataLogShardCR
: public RGWCoroutine
{
271 RGWDataSyncEnv
*sync_env
;
273 RGWRESTReadResource
*http_op
;
277 list
<rgw_data_change_log_entry
> *entries
;
280 read_remote_data_log_response response
;
283 RGWReadRemoteDataLogShardCR(RGWDataSyncEnv
*_sync_env
,
284 int _shard_id
, string
*_pmarker
, list
<rgw_data_change_log_entry
> *_entries
, bool *_truncated
) : RGWCoroutine(_sync_env
->cct
),
290 truncated(_truncated
) {
292 ~RGWReadRemoteDataLogShardCR() override
{
298 int operate() override
{
302 snprintf(buf
, sizeof(buf
), "%d", shard_id
);
303 rgw_http_param_pair pairs
[] = { { "type" , "data" },
305 { "marker", pmarker
->c_str() },
306 { "extra-info", "true" },
309 string p
= "/admin/log/";
311 http_op
= new RGWRESTReadResource(sync_env
->conn
, p
, pairs
, NULL
, sync_env
->http_manager
);
313 http_op
->set_user_info((void *)stack
);
315 int ret
= http_op
->aio_read();
317 ldout(sync_env
->cct
, 0) << "ERROR: failed to read from " << p
<< dendl
;
318 log_error() << "failed to send http operation: " << http_op
->to_str() << " ret=" << ret
<< std::endl
;
319 return set_cr_error(ret
);
325 int ret
= http_op
->wait(&response
);
327 return set_cr_error(ret
);
330 entries
->swap(response
.entries
);
331 *pmarker
= response
.marker
;
332 *truncated
= response
.truncated
;
333 return set_cr_done();
340 class RGWReadRemoteDataLogInfoCR
: public RGWShardCollectCR
{
341 RGWDataSyncEnv
*sync_env
;
344 map
<int, RGWDataChangesLogInfo
> *datalog_info
;
347 #define READ_DATALOG_MAX_CONCURRENT 10
350 RGWReadRemoteDataLogInfoCR(RGWDataSyncEnv
*_sync_env
,
352 map
<int, RGWDataChangesLogInfo
> *_datalog_info
) : RGWShardCollectCR(_sync_env
->cct
, READ_DATALOG_MAX_CONCURRENT
),
353 sync_env(_sync_env
), num_shards(_num_shards
),
354 datalog_info(_datalog_info
), shard_id(0) {}
355 bool spawn_next() override
;
358 bool RGWReadRemoteDataLogInfoCR::spawn_next() {
359 if (shard_id
>= num_shards
) {
362 spawn(new RGWReadRemoteDataLogShardInfoCR(sync_env
, shard_id
, &(*datalog_info
)[shard_id
]), false);
367 class RGWListRemoteDataLogShardCR
: public RGWSimpleCoroutine
{
368 RGWDataSyncEnv
*sync_env
;
369 RGWRESTReadResource
*http_op
;
373 uint32_t max_entries
;
374 rgw_datalog_shard_data
*result
;
377 RGWListRemoteDataLogShardCR(RGWDataSyncEnv
*env
, int _shard_id
,
378 const string
& _marker
, uint32_t _max_entries
,
379 rgw_datalog_shard_data
*_result
)
380 : RGWSimpleCoroutine(env
->store
->ctx()), sync_env(env
), http_op(NULL
),
381 shard_id(_shard_id
), marker(_marker
), max_entries(_max_entries
), result(_result
) {}
383 int send_request() override
{
384 RGWRESTConn
*conn
= sync_env
->conn
;
385 RGWRados
*store
= sync_env
->store
;
388 snprintf(buf
, sizeof(buf
), "%d", shard_id
);
390 char max_entries_buf
[32];
391 snprintf(max_entries_buf
, sizeof(max_entries_buf
), "%d", (int)max_entries
);
393 const char *marker_key
= (marker
.empty() ? "" : "marker");
395 rgw_http_param_pair pairs
[] = { { "type", "data" },
397 { "max-entries", max_entries_buf
},
398 { marker_key
, marker
.c_str() },
401 string p
= "/admin/log/";
403 http_op
= new RGWRESTReadResource(conn
, p
, pairs
, NULL
, sync_env
->http_manager
);
404 http_op
->set_user_info((void *)stack
);
406 int ret
= http_op
->aio_read();
408 ldout(store
->ctx(), 0) << "ERROR: failed to read from " << p
<< dendl
;
409 log_error() << "failed to send http operation: " << http_op
->to_str() << " ret=" << ret
<< std::endl
;
417 int request_complete() override
{
418 int ret
= http_op
->wait(result
);
420 if (ret
< 0 && ret
!= -ENOENT
) {
421 ldout(sync_env
->store
->ctx(), 0) << "ERROR: failed to list remote datalog shard, ret=" << ret
<< dendl
;
428 class RGWListRemoteDataLogCR
: public RGWShardCollectCR
{
429 RGWDataSyncEnv
*sync_env
;
431 map
<int, string
> shards
;
432 int max_entries_per_shard
;
433 map
<int, rgw_datalog_shard_data
> *result
;
435 map
<int, string
>::iterator iter
;
436 #define READ_DATALOG_MAX_CONCURRENT 10
439 RGWListRemoteDataLogCR(RGWDataSyncEnv
*_sync_env
,
440 map
<int, string
>& _shards
,
441 int _max_entries_per_shard
,
442 map
<int, rgw_datalog_shard_data
> *_result
) : RGWShardCollectCR(_sync_env
->cct
, READ_DATALOG_MAX_CONCURRENT
),
443 sync_env(_sync_env
), max_entries_per_shard(_max_entries_per_shard
),
445 shards
.swap(_shards
);
446 iter
= shards
.begin();
448 bool spawn_next() override
;
451 bool RGWListRemoteDataLogCR::spawn_next() {
452 if (iter
== shards
.end()) {
456 spawn(new RGWListRemoteDataLogShardCR(sync_env
, iter
->first
, iter
->second
, max_entries_per_shard
, &(*result
)[iter
->first
]), false);
461 class RGWInitDataSyncStatusCoroutine
: public RGWCoroutine
{
462 static constexpr uint32_t lock_duration
= 30;
463 RGWDataSyncEnv
*sync_env
;
465 const rgw_pool
& pool
;
466 const uint32_t num_shards
;
468 string sync_status_oid
;
472 rgw_data_sync_status
*status
;
473 map
<int, RGWDataChangesLogInfo
> shards_info
;
475 RGWInitDataSyncStatusCoroutine(RGWDataSyncEnv
*_sync_env
, uint32_t num_shards
,
476 uint64_t instance_id
,
477 rgw_data_sync_status
*status
)
478 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
), store(sync_env
->store
),
479 pool(store
->get_zone_params().log_pool
),
480 num_shards(num_shards
), status(status
) {
481 lock_name
= "sync_lock";
483 status
->sync_info
.instance_id
= instance_id
;
485 #define COOKIE_LEN 16
486 char buf
[COOKIE_LEN
+ 1];
488 gen_rand_alphanumeric(cct
, buf
, sizeof(buf
) - 1);
491 sync_status_oid
= RGWDataSyncStatusManager::sync_status_oid(sync_env
->source_zone
);
494 int operate() override
{
497 using LockCR
= RGWSimpleRadosLockCR
;
498 yield
call(new LockCR(sync_env
->async_rados
, store
,
499 rgw_raw_obj
{pool
, sync_status_oid
},
500 lock_name
, cookie
, lock_duration
));
502 ldout(cct
, 0) << "ERROR: failed to take a lock on " << sync_status_oid
<< dendl
;
503 return set_cr_error(retcode
);
505 using WriteInfoCR
= RGWSimpleRadosWriteCR
<rgw_data_sync_info
>;
506 yield
call(new WriteInfoCR(sync_env
->async_rados
, store
,
507 rgw_raw_obj
{pool
, sync_status_oid
},
510 ldout(cct
, 0) << "ERROR: failed to write sync status info with " << retcode
<< dendl
;
511 return set_cr_error(retcode
);
514 /* take lock again, we just recreated the object */
515 yield
call(new LockCR(sync_env
->async_rados
, store
,
516 rgw_raw_obj
{pool
, sync_status_oid
},
517 lock_name
, cookie
, lock_duration
));
519 ldout(cct
, 0) << "ERROR: failed to take a lock on " << sync_status_oid
<< dendl
;
520 return set_cr_error(retcode
);
523 /* fetch current position in logs */
525 RGWRESTConn
*conn
= store
->get_zone_conn_by_id(sync_env
->source_zone
);
527 ldout(cct
, 0) << "ERROR: connection to zone " << sync_env
->source_zone
<< " does not exist!" << dendl
;
528 return set_cr_error(-EIO
);
530 for (uint32_t i
= 0; i
< num_shards
; i
++) {
531 spawn(new RGWReadRemoteDataLogShardInfoCR(sync_env
, i
, &shards_info
[i
]), true);
534 while (collect(&ret
, NULL
)) {
536 ldout(cct
, 0) << "ERROR: failed to read remote data log shards" << dendl
;
537 return set_state(RGWCoroutine_Error
);
542 for (uint32_t i
= 0; i
< num_shards
; i
++) {
543 RGWDataChangesLogInfo
& info
= shards_info
[i
];
544 auto& marker
= status
->sync_markers
[i
];
545 marker
.next_step_marker
= info
.marker
;
546 marker
.timestamp
= info
.last_update
;
547 const auto& oid
= RGWDataSyncStatusManager::shard_obj_name(sync_env
->source_zone
, i
);
548 using WriteMarkerCR
= RGWSimpleRadosWriteCR
<rgw_data_sync_marker
>;
549 spawn(new WriteMarkerCR(sync_env
->async_rados
, store
,
550 rgw_raw_obj
{pool
, oid
}, marker
), true);
553 while (collect(&ret
, NULL
)) {
555 ldout(cct
, 0) << "ERROR: failed to write data sync status markers" << dendl
;
556 return set_state(RGWCoroutine_Error
);
561 status
->sync_info
.state
= rgw_data_sync_info::StateBuildingFullSyncMaps
;
562 yield
call(new WriteInfoCR(sync_env
->async_rados
, store
,
563 rgw_raw_obj
{pool
, sync_status_oid
},
566 ldout(cct
, 0) << "ERROR: failed to write sync status info with " << retcode
<< dendl
;
567 return set_cr_error(retcode
);
569 yield
call(new RGWSimpleRadosUnlockCR(sync_env
->async_rados
, store
,
570 rgw_raw_obj
{pool
, sync_status_oid
},
572 return set_cr_done();
578 int RGWRemoteDataLog::read_log_info(rgw_datalog_info
*log_info
)
580 rgw_http_param_pair pairs
[] = { { "type", "data" },
583 int ret
= sync_env
.conn
->get_json_resource("/admin/log", pairs
, *log_info
);
585 ldout(store
->ctx(), 0) << "ERROR: failed to fetch datalog info" << dendl
;
589 ldout(store
->ctx(), 20) << "remote datalog, num_shards=" << log_info
->num_shards
<< dendl
;
594 int RGWRemoteDataLog::read_source_log_shards_info(map
<int, RGWDataChangesLogInfo
> *shards_info
)
596 rgw_datalog_info log_info
;
597 int ret
= read_log_info(&log_info
);
602 return run(new RGWReadRemoteDataLogInfoCR(&sync_env
, log_info
.num_shards
, shards_info
));
605 int RGWRemoteDataLog::read_source_log_shards_next(map
<int, string
> shard_markers
, map
<int, rgw_datalog_shard_data
> *result
)
607 if (store
->is_meta_master()) {
611 return run(new RGWListRemoteDataLogCR(&sync_env
, shard_markers
, 1, result
));
614 int RGWRemoteDataLog::init(const string
& _source_zone
, RGWRESTConn
*_conn
, RGWSyncErrorLogger
*_error_logger
, RGWSyncModuleInstanceRef
& _sync_module
)
616 sync_env
.init(store
->ctx(), store
, _conn
, async_rados
, &http_manager
, _error_logger
, _source_zone
, _sync_module
);
622 int ret
= http_manager
.set_threaded();
624 ldout(store
->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret
<< dendl
;
633 void RGWRemoteDataLog::finish()
638 int RGWRemoteDataLog::read_sync_status(rgw_data_sync_status
*sync_status
)
640 // cannot run concurrently with run_sync(), so run in a separate manager
641 RGWCoroutinesManager
crs(store
->ctx(), store
->get_cr_registry());
642 RGWHTTPManager
http_manager(store
->ctx(), crs
.get_completion_mgr());
643 int ret
= http_manager
.set_threaded();
645 ldout(store
->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret
<< dendl
;
648 RGWDataSyncEnv sync_env_local
= sync_env
;
649 sync_env_local
.http_manager
= &http_manager
;
650 ret
= crs
.run(new RGWReadDataSyncStatusCoroutine(&sync_env_local
, sync_status
));
655 int RGWRemoteDataLog::init_sync_status(int num_shards
)
657 rgw_data_sync_status sync_status
;
658 RGWCoroutinesManager
crs(store
->ctx(), store
->get_cr_registry());
659 RGWHTTPManager
http_manager(store
->ctx(), crs
.get_completion_mgr());
660 int ret
= http_manager
.set_threaded();
662 ldout(store
->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret
<< dendl
;
665 RGWDataSyncEnv sync_env_local
= sync_env
;
666 sync_env_local
.http_manager
= &http_manager
;
667 uint64_t instance_id
;
668 get_random_bytes((char *)&instance_id
, sizeof(instance_id
));
669 ret
= crs
.run(new RGWInitDataSyncStatusCoroutine(&sync_env_local
, num_shards
, instance_id
, &sync_status
));
674 static string
full_data_sync_index_shard_oid(const string
& source_zone
, int shard_id
)
676 char buf
[datalog_sync_full_sync_index_prefix
.size() + 1 + source_zone
.size() + 1 + 16];
677 snprintf(buf
, sizeof(buf
), "%s.%s.%d", datalog_sync_full_sync_index_prefix
.c_str(), source_zone
.c_str(), shard_id
);
681 struct bucket_instance_meta_info
{
685 RGWBucketInstanceMetadataObject data
;
687 bucket_instance_meta_info() {}
689 void decode_json(JSONObj
*obj
) {
690 JSONDecoder::decode_json("key", key
, obj
);
691 JSONDecoder::decode_json("ver", ver
, obj
);
692 JSONDecoder::decode_json("mtime", mtime
, obj
);
693 JSONDecoder::decode_json("data", data
, obj
);
697 class RGWListBucketIndexesCR
: public RGWCoroutine
{
698 RGWDataSyncEnv
*sync_env
;
702 rgw_data_sync_status
*sync_status
;
709 list
<string
>::iterator iter
;
711 RGWShardedOmapCRManager
*entries_index
;
716 bucket_instance_meta_info meta_info
;
724 RGWListBucketIndexesCR(RGWDataSyncEnv
*_sync_env
,
725 rgw_data_sync_status
*_sync_status
) : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
),
726 store(sync_env
->store
), sync_status(_sync_status
),
727 req_ret(0), ret(0), entries_index(NULL
), i(0), failed(false) {
728 oid_prefix
= datalog_sync_full_sync_index_prefix
+ "." + sync_env
->source_zone
;
729 path
= "/admin/metadata/bucket.instance";
730 num_shards
= sync_status
->sync_info
.num_shards
;
732 ~RGWListBucketIndexesCR() override
{
733 delete entries_index
;
736 int operate() override
{
738 entries_index
= new RGWShardedOmapCRManager(sync_env
->async_rados
, store
, this, num_shards
,
739 store
->get_zone_params().log_pool
,
742 string entrypoint
= string("/admin/metadata/bucket.instance");
743 /* FIXME: need a better scaling solution here, requires streaming output */
744 call(new RGWReadRESTResourceCR
<list
<string
> >(store
->ctx(), sync_env
->conn
, sync_env
->http_manager
,
745 entrypoint
, NULL
, &result
));
747 if (get_ret_status() < 0) {
748 ldout(sync_env
->cct
, 0) << "ERROR: failed to fetch metadata for section bucket.index" << dendl
;
749 return set_state(RGWCoroutine_Error
);
751 for (iter
= result
.begin(); iter
!= result
.end(); ++iter
) {
752 ldout(sync_env
->cct
, 20) << "list metadata: section=bucket.index key=" << *iter
<< dendl
;
757 rgw_http_param_pair pairs
[] = { { "key", key
.c_str() },
760 call(new RGWReadRESTResourceCR
<bucket_instance_meta_info
>(store
->ctx(), sync_env
->conn
, sync_env
->http_manager
, path
, pairs
, &meta_info
));
763 num_shards
= meta_info
.data
.get_bucket_info().num_shards
;
764 if (num_shards
> 0) {
765 for (i
= 0; i
< num_shards
; i
++) {
767 snprintf(buf
, sizeof(buf
), ":%d", i
);
769 yield entries_index
->append(s
, store
->data_log
->get_log_shard_id(meta_info
.data
.get_bucket_info().bucket
, i
));
772 yield entries_index
->append(key
, store
->data_log
->get_log_shard_id(meta_info
.data
.get_bucket_info().bucket
, -1));
776 if (!entries_index
->finish()) {
781 for (map
<uint32_t, rgw_data_sync_marker
>::iterator iter
= sync_status
->sync_markers
.begin(); iter
!= sync_status
->sync_markers
.end(); ++iter
) {
782 int shard_id
= (int)iter
->first
;
783 rgw_data_sync_marker
& marker
= iter
->second
;
784 marker
.total_entries
= entries_index
->get_total_entries(shard_id
);
785 spawn(new RGWSimpleRadosWriteCR
<rgw_data_sync_marker
>(sync_env
->async_rados
, store
,
786 rgw_raw_obj(store
->get_zone_params().log_pool
, RGWDataSyncStatusManager::shard_obj_name(sync_env
->source_zone
, shard_id
)),
790 yield
call(sync_env
->error_logger
->log_error_cr(sync_env
->conn
->get_remote_id(), "data.init", "",
791 EIO
, string("failed to build bucket instances map")));
793 while (collect(&ret
, NULL
)) {
795 yield
call(sync_env
->error_logger
->log_error_cr(sync_env
->conn
->get_remote_id(), "data.init", "",
796 -ret
, string("failed to store sync status: ") + cpp_strerror(-ret
)));
803 yield
return set_cr_error(req_ret
);
805 yield
return set_cr_done();
811 #define DATA_SYNC_UPDATE_MARKER_WINDOW 1
813 class RGWDataSyncShardMarkerTrack
: public RGWSyncShardMarkerTrack
<string
, string
> {
814 RGWDataSyncEnv
*sync_env
;
817 rgw_data_sync_marker sync_marker
;
819 map
<string
, string
> key_to_marker
;
820 map
<string
, string
> marker_to_key
;
822 void handle_finish(const string
& marker
) override
{
823 map
<string
, string
>::iterator iter
= marker_to_key
.find(marker
);
824 if (iter
== marker_to_key
.end()) {
827 key_to_marker
.erase(iter
->second
);
828 reset_need_retry(iter
->second
);
829 marker_to_key
.erase(iter
);
833 RGWDataSyncShardMarkerTrack(RGWDataSyncEnv
*_sync_env
,
834 const string
& _marker_oid
,
835 const rgw_data_sync_marker
& _marker
) : RGWSyncShardMarkerTrack(DATA_SYNC_UPDATE_MARKER_WINDOW
),
837 marker_oid(_marker_oid
),
838 sync_marker(_marker
) {}
840 RGWCoroutine
*store_marker(const string
& new_marker
, uint64_t index_pos
, const real_time
& timestamp
) override
{
841 sync_marker
.marker
= new_marker
;
842 sync_marker
.pos
= index_pos
;
844 ldout(sync_env
->cct
, 20) << __func__
<< "(): updating marker marker_oid=" << marker_oid
<< " marker=" << new_marker
<< dendl
;
845 RGWRados
*store
= sync_env
->store
;
847 return new RGWSimpleRadosWriteCR
<rgw_data_sync_marker
>(sync_env
->async_rados
, store
,
848 rgw_raw_obj(store
->get_zone_params().log_pool
, marker_oid
),
853 * create index from key -> marker, and from marker -> key
854 * this is useful so that we can insure that we only have one
855 * entry for any key that is used. This is needed when doing
856 * incremenatl sync of data, and we don't want to run multiple
857 * concurrent sync operations for the same bucket shard
859 bool index_key_to_marker(const string
& key
, const string
& marker
) {
860 if (key_to_marker
.find(key
) != key_to_marker
.end()) {
864 key_to_marker
[key
] = marker
;
865 marker_to_key
[marker
] = key
;
870 // ostream wrappers to print buckets without copying strings
873 bucket_str(const rgw_bucket
& b
) : b(b
) {}
875 std::ostream
& operator<<(std::ostream
& out
, const bucket_str
& rhs
) {
877 if (!b
.tenant
.empty()) {
878 out
<< b
.tenant
<< '/';
881 if (!b
.bucket_id
.empty()) {
882 out
<< ':' << b
.bucket_id
;
887 struct bucket_shard_str
{
888 const rgw_bucket_shard
& bs
;
889 bucket_shard_str(const rgw_bucket_shard
& bs
) : bs(bs
) {}
891 std::ostream
& operator<<(std::ostream
& out
, const bucket_shard_str
& rhs
) {
893 out
<< bucket_str
{bs
.bucket
};
894 if (bs
.shard_id
>= 0) {
895 out
<< ':' << bs
.shard_id
;
900 class RGWRunBucketSyncCoroutine
: public RGWCoroutine
{
901 RGWDataSyncEnv
*sync_env
;
903 RGWBucketInfo bucket_info
;
904 rgw_bucket_shard_sync_info sync_status
;
905 RGWMetaSyncEnv meta_sync_env
;
907 RGWDataSyncDebugLogger logger
;
908 const std::string status_oid
;
910 boost::intrusive_ptr
<RGWContinuousLeaseCR
> lease_cr
;
911 boost::intrusive_ptr
<RGWCoroutinesStack
> lease_stack
;
914 RGWRunBucketSyncCoroutine(RGWDataSyncEnv
*_sync_env
, const rgw_bucket_shard
& bs
)
915 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
), bs(bs
),
916 status_oid(RGWBucketSyncStatusManager::status_oid(sync_env
->source_zone
, bs
)) {
917 logger
.init(sync_env
, "Bucket", bs
.get_key());
919 ~RGWRunBucketSyncCoroutine() override
{
925 int operate() override
;
928 class RGWDataSyncSingleEntryCR
: public RGWCoroutine
{
929 RGWDataSyncEnv
*sync_env
;
940 RGWDataSyncShardMarkerTrack
*marker_tracker
;
942 boost::intrusive_ptr
<RGWOmapAppend
> error_repo
;
943 bool remove_from_repo
;
948 RGWDataSyncSingleEntryCR(RGWDataSyncEnv
*_sync_env
,
949 const string
& _raw_key
, const string
& _entry_marker
, RGWDataSyncShardMarkerTrack
*_marker_tracker
,
950 RGWOmapAppend
*_error_repo
, bool _remove_from_repo
) : RGWCoroutine(_sync_env
->cct
),
952 raw_key(_raw_key
), entry_marker(_entry_marker
),
954 marker_tracker(_marker_tracker
),
955 error_repo(_error_repo
), remove_from_repo(_remove_from_repo
) {
956 set_description() << "data sync single entry (source_zone=" << sync_env
->source_zone
<< ") key=" <<_raw_key
<< " entry=" << entry_marker
;
959 int operate() override
{
963 int ret
= rgw_bucket_parse_bucket_key(sync_env
->cct
, raw_key
,
964 &bs
.bucket
, &bs
.shard_id
);
966 return set_cr_error(-EIO
);
968 if (marker_tracker
) {
969 marker_tracker
->reset_need_retry(raw_key
);
971 call(new RGWRunBucketSyncCoroutine(sync_env
, bs
));
973 } while (marker_tracker
&& marker_tracker
->need_retry(raw_key
));
975 sync_status
= retcode
;
977 if (sync_status
== -ENOENT
) {
978 // this was added when 'tenant/' was added to datalog entries, because
979 // preexisting tenant buckets could never sync and would stay in the
980 // error_repo forever
981 ldout(sync_env
->store
->ctx(), 0) << "WARNING: skipping data log entry "
982 "for missing bucket " << raw_key
<< dendl
;
986 if (sync_status
< 0) {
987 yield
call(sync_env
->error_logger
->log_error_cr(sync_env
->conn
->get_remote_id(), "data", raw_key
,
988 -sync_status
, string("failed to sync bucket instance: ") + cpp_strerror(-sync_status
)));
990 ldout(sync_env
->store
->ctx(), 0) << "ERROR: failed to log sync failure: retcode=" << retcode
<< dendl
;
992 if (error_repo
&& !error_repo
->append(raw_key
)) {
993 ldout(sync_env
->store
->ctx(), 0) << "ERROR: failed to log sync failure in error repo: retcode=" << retcode
<< dendl
;
995 } else if (error_repo
&& remove_from_repo
) {
997 yield
call(new RGWRadosRemoveOmapKeysCR(sync_env
->store
, error_repo
->get_obj(), keys
));
999 ldout(sync_env
->store
->ctx(), 0) << "ERROR: failed to remove omap key from error repo ("
1000 << error_repo
->get_obj() << " retcode=" << retcode
<< dendl
;
1003 /* FIXME: what do do in case of error */
1004 if (marker_tracker
&& !entry_marker
.empty()) {
1006 yield
call(marker_tracker
->finish(entry_marker
));
1008 if (sync_status
== 0) {
1009 sync_status
= retcode
;
1011 if (sync_status
< 0) {
1012 return set_cr_error(sync_status
);
1014 return set_cr_done();
1020 #define BUCKET_SHARD_SYNC_SPAWN_WINDOW 20
1021 #define DATA_SYNC_MAX_ERR_ENTRIES 10
1023 class RGWDataSyncShardCR
: public RGWCoroutine
{
1024 RGWDataSyncEnv
*sync_env
;
1029 rgw_data_sync_marker sync_marker
;
1031 map
<string
, bufferlist
> entries
;
1032 map
<string
, bufferlist
>::iterator iter
;
1036 RGWDataSyncShardMarkerTrack
*marker_tracker
;
1038 list
<rgw_data_change_log_entry
> log_entries
;
1039 list
<rgw_data_change_log_entry
>::iterator log_iter
;
1042 RGWDataChangesLogInfo shard_info
;
1043 string datalog_marker
;
1048 boost::asio::coroutine incremental_cr
;
1049 boost::asio::coroutine full_cr
;
1052 set
<string
> modified_shards
;
1053 set
<string
> current_modified
;
1055 set
<string
>::iterator modified_iter
;
1061 bool *reset_backoff
;
1063 set
<string
> spawned_keys
;
1065 boost::intrusive_ptr
<RGWContinuousLeaseCR
> lease_cr
;
1066 boost::intrusive_ptr
<RGWCoroutinesStack
> lease_stack
;
1071 RGWOmapAppend
*error_repo
;
1072 map
<string
, bufferlist
> error_entries
;
1073 string error_marker
;
1074 int max_error_entries
;
1076 ceph::real_time error_retry_time
;
1078 #define RETRY_BACKOFF_SECS_MIN 60
1079 #define RETRY_BACKOFF_SECS_DEFAULT 60
1080 #define RETRY_BACKOFF_SECS_MAX 600
1081 uint32_t retry_backoff_secs
;
1083 RGWDataSyncDebugLogger logger
;
1085 RGWDataSyncShardCR(RGWDataSyncEnv
*_sync_env
,
1087 uint32_t _shard_id
, rgw_data_sync_marker
& _marker
, bool *_reset_backoff
) : RGWCoroutine(_sync_env
->cct
),
1088 sync_env(_sync_env
),
1090 shard_id(_shard_id
),
1091 sync_marker(_marker
),
1092 marker_tracker(NULL
), truncated(false), inc_lock("RGWDataSyncShardCR::inc_lock"),
1093 total_entries(0), spawn_window(BUCKET_SHARD_SYNC_SPAWN_WINDOW
), reset_backoff(NULL
),
1094 lease_cr(nullptr), lease_stack(nullptr), error_repo(nullptr), max_error_entries(DATA_SYNC_MAX_ERR_ENTRIES
),
1095 retry_backoff_secs(RETRY_BACKOFF_SECS_DEFAULT
) {
1096 set_description() << "data sync shard source_zone=" << sync_env
->source_zone
<< " shard_id=" << shard_id
;
1097 status_oid
= RGWDataSyncStatusManager::shard_obj_name(sync_env
->source_zone
, shard_id
);
1098 error_oid
= status_oid
+ ".retry";
1100 logger
.init(sync_env
, "DataShard", status_oid
);
1103 ~RGWDataSyncShardCR() override
{
1104 delete marker_tracker
;
1113 void append_modified_shards(set
<string
>& keys
) {
1114 Mutex::Locker
l(inc_lock
);
1115 modified_shards
.insert(keys
.begin(), keys
.end());
1118 void set_marker_tracker(RGWDataSyncShardMarkerTrack
*mt
) {
1119 delete marker_tracker
;
1120 marker_tracker
= mt
;
1123 int operate() override
{
1126 switch (sync_marker
.state
) {
1127 case rgw_data_sync_marker::FullSync
:
1130 ldout(cct
, 10) << "sync: full_sync: shard_id=" << shard_id
<< " r=" << r
<< dendl
;
1131 return set_cr_error(r
);
1134 case rgw_data_sync_marker::IncrementalSync
:
1135 r
= incremental_sync();
1137 ldout(cct
, 10) << "sync: incremental_sync: shard_id=" << shard_id
<< " r=" << r
<< dendl
;
1138 return set_cr_error(r
);
1142 return set_cr_error(-EIO
);
1148 void init_lease_cr() {
1149 set_status("acquiring sync lock");
1150 uint32_t lock_duration
= cct
->_conf
->rgw_sync_lease_period
;
1151 string lock_name
= "sync_lock";
1155 RGWRados
*store
= sync_env
->store
;
1156 lease_cr
.reset(new RGWContinuousLeaseCR(sync_env
->async_rados
, store
,
1157 rgw_raw_obj(store
->get_zone_params().log_pool
, status_oid
),
1158 lock_name
, lock_duration
, this));
1159 lease_stack
.reset(spawn(lease_cr
.get(), false));
1163 #define OMAP_GET_MAX_ENTRIES 100
1164 int max_entries
= OMAP_GET_MAX_ENTRIES
;
1166 yield
init_lease_cr();
1167 while (!lease_cr
->is_locked()) {
1168 if (lease_cr
->is_done()) {
1169 ldout(cct
, 5) << "lease cr failed, done early " << dendl
;
1170 set_status("lease lock failed, early abort");
1171 return set_cr_error(lease_cr
->get_ret_status());
1176 logger
.log("full sync");
1177 oid
= full_data_sync_index_shard_oid(sync_env
->source_zone
, shard_id
);
1178 set_marker_tracker(new RGWDataSyncShardMarkerTrack(sync_env
, status_oid
, sync_marker
));
1179 total_entries
= sync_marker
.pos
;
1181 yield
call(new RGWRadosGetOmapKeysCR(sync_env
->store
, rgw_raw_obj(pool
, oid
), sync_marker
.marker
, &entries
, max_entries
));
1183 ldout(sync_env
->cct
, 0) << "ERROR: " << __func__
<< "(): RGWRadosGetOmapKeysCR() returned ret=" << retcode
<< dendl
;
1184 lease_cr
->go_down();
1186 return set_cr_error(retcode
);
1188 iter
= entries
.begin();
1189 for (; iter
!= entries
.end(); ++iter
) {
1190 ldout(sync_env
->cct
, 20) << __func__
<< ": full sync: " << iter
->first
<< dendl
;
1192 if (!marker_tracker
->start(iter
->first
, total_entries
, real_time())) {
1193 ldout(sync_env
->cct
, 0) << "ERROR: cannot start syncing " << iter
->first
<< ". Duplicate entry?" << dendl
;
1195 // fetch remote and write locally
1196 yield
spawn(new RGWDataSyncSingleEntryCR(sync_env
, iter
->first
, iter
->first
, marker_tracker
, error_repo
, false), false);
1198 lease_cr
->go_down();
1200 return set_cr_error(retcode
);
1203 sync_marker
.marker
= iter
->first
;
1205 } while ((int)entries
.size() == max_entries
);
1207 lease_cr
->go_down();
1211 /* update marker to reflect we're done with full sync */
1212 sync_marker
.state
= rgw_data_sync_marker::IncrementalSync
;
1213 sync_marker
.marker
= sync_marker
.next_step_marker
;
1214 sync_marker
.next_step_marker
.clear();
1215 RGWRados
*store
= sync_env
->store
;
1216 call(new RGWSimpleRadosWriteCR
<rgw_data_sync_marker
>(sync_env
->async_rados
, store
,
1217 rgw_raw_obj(store
->get_zone_params().log_pool
, status_oid
),
1221 ldout(sync_env
->cct
, 0) << "ERROR: failed to set sync marker: retcode=" << retcode
<< dendl
;
1222 lease_cr
->go_down();
1223 return set_cr_error(retcode
);
1229 int incremental_sync() {
1230 reenter(&incremental_cr
) {
1231 yield
init_lease_cr();
1232 while (!lease_cr
->is_locked()) {
1233 if (lease_cr
->is_done()) {
1234 ldout(cct
, 5) << "lease cr failed, done early " << dendl
;
1235 set_status("lease lock failed, early abort");
1236 return set_cr_error(lease_cr
->get_ret_status());
1241 set_status("lease acquired");
1242 error_repo
= new RGWOmapAppend(sync_env
->async_rados
, sync_env
->store
,
1243 rgw_raw_obj(pool
, error_oid
),
1246 spawn(error_repo
, false);
1247 logger
.log("inc sync");
1248 set_marker_tracker(new RGWDataSyncShardMarkerTrack(sync_env
, status_oid
, sync_marker
));
1250 current_modified
.clear();
1252 current_modified
.swap(modified_shards
);
1255 /* process out of band updates */
1256 for (modified_iter
= current_modified
.begin(); modified_iter
!= current_modified
.end(); ++modified_iter
) {
1258 ldout(sync_env
->cct
, 20) << __func__
<< "(): async update notification: " << *modified_iter
<< dendl
;
1259 spawn(new RGWDataSyncSingleEntryCR(sync_env
, *modified_iter
, string(), marker_tracker
, error_repo
, false), false);
1263 /* process bucket shards that previously failed */
1264 yield
call(new RGWRadosGetOmapKeysCR(sync_env
->store
, rgw_raw_obj(pool
, error_oid
),
1265 error_marker
, &error_entries
,
1266 max_error_entries
));
1267 ldout(sync_env
->cct
, 20) << __func__
<< "(): read error repo, got " << error_entries
.size() << " entries" << dendl
;
1268 iter
= error_entries
.begin();
1269 for (; iter
!= error_entries
.end(); ++iter
) {
1270 ldout(sync_env
->cct
, 20) << __func__
<< "(): handle error entry: " << iter
->first
<< dendl
;
1271 spawn(new RGWDataSyncSingleEntryCR(sync_env
, iter
->first
, iter
->first
, nullptr /* no marker tracker */, error_repo
, true), false);
1272 error_marker
= iter
->first
;
1274 if ((int)error_entries
.size() != max_error_entries
) {
1275 if (error_marker
.empty() && error_entries
.empty()) {
1276 /* the retry repo is empty, we back off a bit before calling it again */
1277 retry_backoff_secs
*= 2;
1278 if (retry_backoff_secs
> RETRY_BACKOFF_SECS_MAX
) {
1279 retry_backoff_secs
= RETRY_BACKOFF_SECS_MAX
;
1282 retry_backoff_secs
= RETRY_BACKOFF_SECS_DEFAULT
;
1284 error_retry_time
= ceph::real_clock::now() + make_timespan(retry_backoff_secs
);
1285 error_marker
.clear();
1289 yield
call(new RGWReadRemoteDataLogShardInfoCR(sync_env
, shard_id
, &shard_info
));
1291 ldout(sync_env
->cct
, 0) << "ERROR: failed to fetch remote data log info: ret=" << retcode
<< dendl
;
1292 stop_spawned_services();
1294 return set_cr_error(retcode
);
1296 datalog_marker
= shard_info
.marker
;
1297 #define INCREMENTAL_MAX_ENTRIES 100
1298 ldout(sync_env
->cct
, 20) << __func__
<< ":" << __LINE__
<< ": shard_id=" << shard_id
<< " datalog_marker=" << datalog_marker
<< " sync_marker.marker=" << sync_marker
.marker
<< dendl
;
1299 if (datalog_marker
> sync_marker
.marker
) {
1300 spawned_keys
.clear();
1301 yield
call(new RGWReadRemoteDataLogShardCR(sync_env
, shard_id
, &sync_marker
.marker
, &log_entries
, &truncated
));
1303 ldout(sync_env
->cct
, 0) << "ERROR: failed to read remote data log info: ret=" << retcode
<< dendl
;
1304 stop_spawned_services();
1306 return set_cr_error(retcode
);
1308 for (log_iter
= log_entries
.begin(); log_iter
!= log_entries
.end(); ++log_iter
) {
1309 ldout(sync_env
->cct
, 20) << __func__
<< ":" << __LINE__
<< ": shard_id=" << shard_id
<< " log_entry: " << log_iter
->log_id
<< ":" << log_iter
->log_timestamp
<< ":" << log_iter
->entry
.key
<< dendl
;
1310 if (!marker_tracker
->index_key_to_marker(log_iter
->entry
.key
, log_iter
->log_id
)) {
1311 ldout(sync_env
->cct
, 20) << __func__
<< ": skipping sync of entry: " << log_iter
->log_id
<< ":" << log_iter
->entry
.key
<< " sync already in progress for bucket shard" << dendl
;
1312 marker_tracker
->try_update_high_marker(log_iter
->log_id
, 0, log_iter
->log_timestamp
);
1315 if (!marker_tracker
->start(log_iter
->log_id
, 0, log_iter
->log_timestamp
)) {
1316 ldout(sync_env
->cct
, 0) << "ERROR: cannot start syncing " << log_iter
->log_id
<< ". Duplicate entry?" << dendl
;
1319 * don't spawn the same key more than once. We can do that as long as we don't yield
1321 if (spawned_keys
.find(log_iter
->entry
.key
) == spawned_keys
.end()) {
1322 spawned_keys
.insert(log_iter
->entry
.key
);
1323 spawn(new RGWDataSyncSingleEntryCR(sync_env
, log_iter
->entry
.key
, log_iter
->log_id
, marker_tracker
, error_repo
, false), false);
1325 stop_spawned_services();
1327 return set_cr_error(retcode
);
1332 while ((int)num_spawned() > spawn_window
) {
1333 set_status() << "num_spawned() > spawn_window";
1334 yield
wait_for_child();
1336 while (collect(&ret
, lease_stack
.get())) {
1338 ldout(sync_env
->cct
, 0) << "ERROR: a sync operation returned error" << dendl
;
1339 /* we have reported this error */
1341 /* not waiting for child here */
1345 ldout(sync_env
->cct
, 20) << __func__
<< ":" << __LINE__
<< ": shard_id=" << shard_id
<< " datalog_marker=" << datalog_marker
<< " sync_marker.marker=" << sync_marker
.marker
<< dendl
;
1346 if (datalog_marker
== sync_marker
.marker
) {
1347 #define INCREMENTAL_INTERVAL 20
1348 yield
wait(utime_t(INCREMENTAL_INTERVAL
, 0));
1354 void stop_spawned_services() {
1355 lease_cr
->go_down();
1357 error_repo
->finish();
1364 class RGWDataSyncShardControlCR
: public RGWBackoffControlCR
{
1365 RGWDataSyncEnv
*sync_env
;
1370 rgw_data_sync_marker sync_marker
;
1373 RGWDataSyncShardControlCR(RGWDataSyncEnv
*_sync_env
, rgw_pool
& _pool
,
1374 uint32_t _shard_id
, rgw_data_sync_marker
& _marker
) : RGWBackoffControlCR(_sync_env
->cct
, false),
1375 sync_env(_sync_env
),
1377 shard_id(_shard_id
),
1378 sync_marker(_marker
) {
1381 RGWCoroutine
*alloc_cr() override
{
1382 return new RGWDataSyncShardCR(sync_env
, pool
, shard_id
, sync_marker
, backoff_ptr());
1385 RGWCoroutine
*alloc_finisher_cr() override
{
1386 RGWRados
*store
= sync_env
->store
;
1387 return new RGWSimpleRadosReadCR
<rgw_data_sync_marker
>(sync_env
->async_rados
, store
,
1388 rgw_raw_obj(store
->get_zone_params().log_pool
, RGWDataSyncStatusManager::shard_obj_name(sync_env
->source_zone
, shard_id
)),
1392 void append_modified_shards(set
<string
>& keys
) {
1393 Mutex::Locker
l(cr_lock());
1395 RGWDataSyncShardCR
*cr
= static_cast<RGWDataSyncShardCR
*>(get_cr());
1400 cr
->append_modified_shards(keys
);
1404 class RGWDataSyncCR
: public RGWCoroutine
{
1405 RGWDataSyncEnv
*sync_env
;
1406 uint32_t num_shards
;
1408 rgw_data_sync_status sync_status
;
1410 RGWDataSyncShardMarkerTrack
*marker_tracker
;
1412 Mutex shard_crs_lock
;
1413 map
<int, RGWDataSyncShardControlCR
*> shard_crs
;
1415 bool *reset_backoff
;
1417 RGWDataSyncDebugLogger logger
;
1419 RGWDataSyncModule
*data_sync_module
{nullptr};
1421 RGWDataSyncCR(RGWDataSyncEnv
*_sync_env
, uint32_t _num_shards
, bool *_reset_backoff
) : RGWCoroutine(_sync_env
->cct
),
1422 sync_env(_sync_env
),
1423 num_shards(_num_shards
),
1424 marker_tracker(NULL
),
1425 shard_crs_lock("RGWDataSyncCR::shard_crs_lock"),
1426 reset_backoff(_reset_backoff
), logger(sync_env
, "Data", "all") {
1430 ~RGWDataSyncCR() override
{
1431 for (auto iter
: shard_crs
) {
1436 int operate() override
{
1439 /* read sync status */
1440 yield
call(new RGWReadDataSyncStatusCoroutine(sync_env
, &sync_status
));
1442 data_sync_module
= sync_env
->sync_module
->get_data_handler();
1444 if (retcode
< 0 && retcode
!= -ENOENT
) {
1445 ldout(sync_env
->cct
, 0) << "ERROR: failed to fetch sync status, retcode=" << retcode
<< dendl
;
1446 return set_cr_error(retcode
);
1449 /* state: init status */
1450 if ((rgw_data_sync_info::SyncState
)sync_status
.sync_info
.state
== rgw_data_sync_info::StateInit
) {
1451 ldout(sync_env
->cct
, 20) << __func__
<< "(): init" << dendl
;
1452 sync_status
.sync_info
.num_shards
= num_shards
;
1453 uint64_t instance_id
;
1454 get_random_bytes((char *)&instance_id
, sizeof(instance_id
));
1455 yield
call(new RGWInitDataSyncStatusCoroutine(sync_env
, num_shards
, instance_id
, &sync_status
));
1457 ldout(sync_env
->cct
, 0) << "ERROR: failed to init sync, retcode=" << retcode
<< dendl
;
1458 return set_cr_error(retcode
);
1460 // sets state = StateBuildingFullSyncMaps
1462 *reset_backoff
= true;
1465 data_sync_module
->init(sync_env
, sync_status
.sync_info
.instance_id
);
1467 if ((rgw_data_sync_info::SyncState
)sync_status
.sync_info
.state
== rgw_data_sync_info::StateBuildingFullSyncMaps
) {
1468 /* call sync module init here */
1469 yield
call(data_sync_module
->init_sync(sync_env
));
1471 ldout(sync_env
->cct
, 0) << "ERROR: sync module init_sync() failed, retcode=" << retcode
<< dendl
;
1472 return set_cr_error(retcode
);
1474 /* state: building full sync maps */
1475 ldout(sync_env
->cct
, 20) << __func__
<< "(): building full sync maps" << dendl
;
1476 yield
call(new RGWListBucketIndexesCR(sync_env
, &sync_status
));
1478 ldout(sync_env
->cct
, 0) << "ERROR: failed to build full sync maps, retcode=" << retcode
<< dendl
;
1479 return set_cr_error(retcode
);
1481 sync_status
.sync_info
.state
= rgw_data_sync_info::StateSync
;
1483 /* update new state */
1484 yield
call(set_sync_info_cr());
1486 ldout(sync_env
->cct
, 0) << "ERROR: failed to write sync status, retcode=" << retcode
<< dendl
;
1487 return set_cr_error(retcode
);
1490 *reset_backoff
= true;
1494 if ((rgw_data_sync_info::SyncState
)sync_status
.sync_info
.state
== rgw_data_sync_info::StateSync
) {
1495 for (map
<uint32_t, rgw_data_sync_marker
>::iterator iter
= sync_status
.sync_markers
.begin();
1496 iter
!= sync_status
.sync_markers
.end(); ++iter
) {
1497 RGWDataSyncShardControlCR
*cr
= new RGWDataSyncShardControlCR(sync_env
, sync_env
->store
->get_zone_params().log_pool
,
1498 iter
->first
, iter
->second
);
1500 shard_crs_lock
.Lock();
1501 shard_crs
[iter
->first
] = cr
;
1502 shard_crs_lock
.Unlock();
1508 return set_cr_done();
1513 RGWCoroutine
*set_sync_info_cr() {
1514 RGWRados
*store
= sync_env
->store
;
1515 return new RGWSimpleRadosWriteCR
<rgw_data_sync_info
>(sync_env
->async_rados
, store
,
1516 rgw_raw_obj(store
->get_zone_params().log_pool
, RGWDataSyncStatusManager::sync_status_oid(sync_env
->source_zone
)),
1517 sync_status
.sync_info
);
1520 void wakeup(int shard_id
, set
<string
>& keys
) {
1521 Mutex::Locker
l(shard_crs_lock
);
1522 map
<int, RGWDataSyncShardControlCR
*>::iterator iter
= shard_crs
.find(shard_id
);
1523 if (iter
== shard_crs
.end()) {
1526 iter
->second
->append_modified_shards(keys
);
1527 iter
->second
->wakeup();
1531 class RGWDefaultDataSyncModule
: public RGWDataSyncModule
{
1533 RGWDefaultDataSyncModule() {}
1535 RGWCoroutine
*sync_object(RGWDataSyncEnv
*sync_env
, RGWBucketInfo
& bucket_info
, rgw_obj_key
& key
, uint64_t versioned_epoch
, rgw_zone_set
*zones_trace
) override
;
1536 RGWCoroutine
*remove_object(RGWDataSyncEnv
*sync_env
, RGWBucketInfo
& bucket_info
, rgw_obj_key
& key
, real_time
& mtime
, bool versioned
, uint64_t versioned_epoch
, rgw_zone_set
*zones_trace
) override
;
1537 RGWCoroutine
*create_delete_marker(RGWDataSyncEnv
*sync_env
, RGWBucketInfo
& bucket_info
, rgw_obj_key
& key
, real_time
& mtime
,
1538 rgw_bucket_entry_owner
& owner
, bool versioned
, uint64_t versioned_epoch
, rgw_zone_set
*zones_trace
) override
;
1541 class RGWDefaultSyncModuleInstance
: public RGWSyncModuleInstance
{
1542 RGWDefaultDataSyncModule data_handler
;
1544 RGWDefaultSyncModuleInstance() {}
1545 RGWDataSyncModule
*get_data_handler() override
{
1546 return &data_handler
;
1550 int RGWDefaultSyncModule::create_instance(CephContext
*cct
, map
<string
, string
, ltstr_nocase
>& config
, RGWSyncModuleInstanceRef
*instance
)
1552 instance
->reset(new RGWDefaultSyncModuleInstance());
1556 RGWCoroutine
*RGWDefaultDataSyncModule::sync_object(RGWDataSyncEnv
*sync_env
, RGWBucketInfo
& bucket_info
, rgw_obj_key
& key
, uint64_t versioned_epoch
, rgw_zone_set
*zones_trace
)
1558 return new RGWFetchRemoteObjCR(sync_env
->async_rados
, sync_env
->store
, sync_env
->source_zone
, bucket_info
,
1559 key
, versioned_epoch
,
1563 RGWCoroutine
*RGWDefaultDataSyncModule::remove_object(RGWDataSyncEnv
*sync_env
, RGWBucketInfo
& bucket_info
, rgw_obj_key
& key
,
1564 real_time
& mtime
, bool versioned
, uint64_t versioned_epoch
, rgw_zone_set
*zones_trace
)
1566 return new RGWRemoveObjCR(sync_env
->async_rados
, sync_env
->store
, sync_env
->source_zone
,
1567 bucket_info
, key
, versioned
, versioned_epoch
,
1568 NULL
, NULL
, false, &mtime
, zones_trace
);
1571 RGWCoroutine
*RGWDefaultDataSyncModule::create_delete_marker(RGWDataSyncEnv
*sync_env
, RGWBucketInfo
& bucket_info
, rgw_obj_key
& key
, real_time
& mtime
,
1572 rgw_bucket_entry_owner
& owner
, bool versioned
, uint64_t versioned_epoch
, rgw_zone_set
*zones_trace
)
1574 return new RGWRemoveObjCR(sync_env
->async_rados
, sync_env
->store
, sync_env
->source_zone
,
1575 bucket_info
, key
, versioned
, versioned_epoch
,
1576 &owner
.id
, &owner
.display_name
, true, &mtime
, zones_trace
);
1579 class RGWDataSyncControlCR
: public RGWBackoffControlCR
1581 RGWDataSyncEnv
*sync_env
;
1582 uint32_t num_shards
;
1585 RGWDataSyncControlCR(RGWDataSyncEnv
*_sync_env
, uint32_t _num_shards
) : RGWBackoffControlCR(_sync_env
->cct
, true),
1586 sync_env(_sync_env
), num_shards(_num_shards
) {
1589 RGWCoroutine
*alloc_cr() override
{
1590 return new RGWDataSyncCR(sync_env
, num_shards
, backoff_ptr());
1593 void wakeup(int shard_id
, set
<string
>& keys
) {
1594 Mutex
& m
= cr_lock();
1597 RGWDataSyncCR
*cr
= static_cast<RGWDataSyncCR
*>(get_cr());
1607 cr
->wakeup(shard_id
, keys
);
1614 void RGWRemoteDataLog::wakeup(int shard_id
, set
<string
>& keys
) {
1615 RWLock::RLocker
rl(lock
);
1616 if (!data_sync_cr
) {
1619 data_sync_cr
->wakeup(shard_id
, keys
);
1622 int RGWRemoteDataLog::run_sync(int num_shards
)
1625 data_sync_cr
= new RGWDataSyncControlCR(&sync_env
, num_shards
);
1626 data_sync_cr
->get(); // run() will drop a ref, so take another
1629 int r
= run(data_sync_cr
);
1632 data_sync_cr
->put();
1633 data_sync_cr
= NULL
;
1637 ldout(store
->ctx(), 0) << "ERROR: failed to run sync" << dendl
;
1643 int RGWDataSyncStatusManager::init()
1645 auto zone_def_iter
= store
->zone_by_id
.find(source_zone
);
1646 if (zone_def_iter
== store
->zone_by_id
.end()) {
1647 ldout(store
->ctx(), 0) << "ERROR: failed to find zone config info for zone=" << source_zone
<< dendl
;
1651 auto& zone_def
= zone_def_iter
->second
;
1653 if (!store
->get_sync_modules_manager()->supports_data_export(zone_def
.tier_type
)) {
1657 RGWZoneParams
& zone_params
= store
->get_zone_params();
1659 sync_module
= store
->get_sync_module();
1661 conn
= store
->get_zone_conn_by_id(source_zone
);
1663 ldout(store
->ctx(), 0) << "connection object to zone " << source_zone
<< " does not exist" << dendl
;
1667 error_logger
= new RGWSyncErrorLogger(store
, RGW_SYNC_ERROR_LOG_SHARD_PREFIX
, ERROR_LOGGER_SHARDS
);
1669 int r
= source_log
.init(source_zone
, conn
, error_logger
, sync_module
);
1671 lderr(store
->ctx()) << "ERROR: failed to init remote log, r=" << r
<< dendl
;
1676 rgw_datalog_info datalog_info
;
1677 r
= source_log
.read_log_info(&datalog_info
);
1679 ldout(store
->ctx(), 5) << "ERROR: master.read_log_info() returned r=" << r
<< dendl
;
1684 num_shards
= datalog_info
.num_shards
;
1686 for (int i
= 0; i
< num_shards
; i
++) {
1687 shard_objs
[i
] = rgw_raw_obj(zone_params
.log_pool
, shard_obj_name(source_zone
, i
));
1693 void RGWDataSyncStatusManager::finalize()
1695 delete error_logger
;
1696 error_logger
= nullptr;
1699 string
RGWDataSyncStatusManager::sync_status_oid(const string
& source_zone
)
1701 char buf
[datalog_sync_status_oid_prefix
.size() + source_zone
.size() + 16];
1702 snprintf(buf
, sizeof(buf
), "%s.%s", datalog_sync_status_oid_prefix
.c_str(), source_zone
.c_str());
1707 string
RGWDataSyncStatusManager::shard_obj_name(const string
& source_zone
, int shard_id
)
1709 char buf
[datalog_sync_status_shard_prefix
.size() + source_zone
.size() + 16];
1710 snprintf(buf
, sizeof(buf
), "%s.%s.%d", datalog_sync_status_shard_prefix
.c_str(), source_zone
.c_str(), shard_id
);
1715 int RGWRemoteBucketLog::init(const string
& _source_zone
, RGWRESTConn
*_conn
,
1716 const rgw_bucket
& bucket
, int shard_id
,
1717 RGWSyncErrorLogger
*_error_logger
,
1718 RGWSyncModuleInstanceRef
& _sync_module
)
1721 source_zone
= _source_zone
;
1723 bs
.shard_id
= shard_id
;
1725 sync_env
.init(store
->ctx(), store
, conn
, async_rados
, http_manager
, _error_logger
, source_zone
, _sync_module
);
1730 struct bucket_index_marker_info
{
1734 bool syncstopped
{false};
1736 void decode_json(JSONObj
*obj
) {
1737 JSONDecoder::decode_json("bucket_ver", bucket_ver
, obj
);
1738 JSONDecoder::decode_json("master_ver", master_ver
, obj
);
1739 JSONDecoder::decode_json("max_marker", max_marker
, obj
);
1740 JSONDecoder::decode_json("syncstopped", syncstopped
, obj
);
1744 class RGWReadRemoteBucketIndexLogInfoCR
: public RGWCoroutine
{
1745 RGWDataSyncEnv
*sync_env
;
1746 const string instance_key
;
1748 bucket_index_marker_info
*info
;
1751 RGWReadRemoteBucketIndexLogInfoCR(RGWDataSyncEnv
*_sync_env
,
1752 const rgw_bucket_shard
& bs
,
1753 bucket_index_marker_info
*_info
)
1754 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
),
1755 instance_key(bs
.get_key()), info(_info
) {}
1757 int operate() override
{
1760 rgw_http_param_pair pairs
[] = { { "type" , "bucket-index" },
1761 { "bucket-instance", instance_key
.c_str() },
1765 string p
= "/admin/log/";
1766 call(new RGWReadRESTResourceCR
<bucket_index_marker_info
>(sync_env
->cct
, sync_env
->conn
, sync_env
->http_manager
, p
, pairs
, info
));
1769 return set_cr_error(retcode
);
1771 return set_cr_done();
1777 class RGWInitBucketShardSyncStatusCoroutine
: public RGWCoroutine
{
1778 RGWDataSyncEnv
*sync_env
;
1780 rgw_bucket_shard bs
;
1781 const string sync_status_oid
;
1783 rgw_bucket_shard_sync_info
& status
;
1785 bucket_index_marker_info info
;
1787 RGWInitBucketShardSyncStatusCoroutine(RGWDataSyncEnv
*_sync_env
,
1788 const rgw_bucket_shard
& bs
,
1789 rgw_bucket_shard_sync_info
& _status
)
1790 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
), bs(bs
),
1791 sync_status_oid(RGWBucketSyncStatusManager::status_oid(sync_env
->source_zone
, bs
)),
1795 int operate() override
{
1797 /* fetch current position in logs */
1798 yield
call(new RGWReadRemoteBucketIndexLogInfoCR(sync_env
, bs
, &info
));
1799 if (retcode
< 0 && retcode
!= -ENOENT
) {
1800 ldout(cct
, 0) << "ERROR: failed to fetch bucket index status" << dendl
;
1801 return set_cr_error(retcode
);
1804 auto store
= sync_env
->store
;
1805 rgw_raw_obj
obj(store
->get_zone_params().log_pool
, sync_status_oid
);
1807 if (info
.syncstopped
) {
1808 call(new RGWRadosRemoveCR(store
, obj
));
1810 status
.state
= rgw_bucket_shard_sync_info::StateFullSync
;
1811 status
.inc_marker
.position
= info
.max_marker
;
1812 map
<string
, bufferlist
> attrs
;
1813 status
.encode_all_attrs(attrs
);
1814 call(new RGWSimpleRadosWriteAttrsCR(sync_env
->async_rados
, store
, obj
, attrs
));
1817 return set_cr_done();
1823 RGWCoroutine
*RGWRemoteBucketLog::init_sync_status_cr()
1825 return new RGWInitBucketShardSyncStatusCoroutine(&sync_env
, bs
, init_status
);
1829 static void decode_attr(CephContext
*cct
, map
<string
, bufferlist
>& attrs
, const string
& attr_name
, T
*val
)
1831 map
<string
, bufferlist
>::iterator iter
= attrs
.find(attr_name
);
1832 if (iter
== attrs
.end()) {
1837 bufferlist::iterator biter
= iter
->second
.begin();
1839 ::decode(*val
, biter
);
1840 } catch (buffer::error
& err
) {
1841 ldout(cct
, 0) << "ERROR: failed to decode attribute: " << attr_name
<< dendl
;
1845 void rgw_bucket_shard_sync_info::decode_from_attrs(CephContext
*cct
, map
<string
, bufferlist
>& attrs
)
1847 decode_attr(cct
, attrs
, "state", &state
);
1848 decode_attr(cct
, attrs
, "full_marker", &full_marker
);
1849 decode_attr(cct
, attrs
, "inc_marker", &inc_marker
);
1852 void rgw_bucket_shard_sync_info::encode_all_attrs(map
<string
, bufferlist
>& attrs
)
1854 encode_state_attr(attrs
);
1855 full_marker
.encode_attr(attrs
);
1856 inc_marker
.encode_attr(attrs
);
1859 void rgw_bucket_shard_sync_info::encode_state_attr(map
<string
, bufferlist
>& attrs
)
1861 ::encode(state
, attrs
["state"]);
1864 void rgw_bucket_shard_full_sync_marker::encode_attr(map
<string
, bufferlist
>& attrs
)
1866 ::encode(*this, attrs
["full_marker"]);
1869 void rgw_bucket_shard_inc_sync_marker::encode_attr(map
<string
, bufferlist
>& attrs
)
1871 ::encode(*this, attrs
["inc_marker"]);
1874 class RGWReadBucketSyncStatusCoroutine
: public RGWCoroutine
{
1875 RGWDataSyncEnv
*sync_env
;
1877 rgw_bucket_shard_sync_info
*status
;
1879 map
<string
, bufferlist
> attrs
;
1881 RGWReadBucketSyncStatusCoroutine(RGWDataSyncEnv
*_sync_env
,
1882 const rgw_bucket_shard
& bs
,
1883 rgw_bucket_shard_sync_info
*_status
)
1884 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
),
1885 oid(RGWBucketSyncStatusManager::status_oid(sync_env
->source_zone
, bs
)),
1887 int operate() override
;
1890 int RGWReadBucketSyncStatusCoroutine::operate()
1893 yield
call(new RGWSimpleRadosReadAttrsCR(sync_env
->async_rados
, sync_env
->store
,
1894 rgw_raw_obj(sync_env
->store
->get_zone_params().log_pool
, oid
),
1896 if (retcode
== -ENOENT
) {
1897 *status
= rgw_bucket_shard_sync_info();
1898 return set_cr_done();
1901 ldout(sync_env
->cct
, 0) << "ERROR: failed to call fetch bucket shard info oid=" << oid
<< " ret=" << retcode
<< dendl
;
1902 return set_cr_error(retcode
);
1904 status
->decode_from_attrs(sync_env
->cct
, attrs
);
1905 return set_cr_done();
1909 RGWCoroutine
*RGWRemoteBucketLog::read_sync_status_cr(rgw_bucket_shard_sync_info
*sync_status
)
1911 return new RGWReadBucketSyncStatusCoroutine(&sync_env
, bs
, sync_status
);
1914 RGWBucketSyncStatusManager::~RGWBucketSyncStatusManager() {
1915 for (map
<int, RGWRemoteBucketLog
*>::iterator iter
= source_logs
.begin(); iter
!= source_logs
.end(); ++iter
) {
1916 delete iter
->second
;
1918 delete error_logger
;
1922 void rgw_bucket_entry_owner::decode_json(JSONObj
*obj
)
1924 JSONDecoder::decode_json("ID", id
, obj
);
1925 JSONDecoder::decode_json("DisplayName", display_name
, obj
);
1928 struct bucket_list_entry
{
1935 string storage_class
;
1936 rgw_bucket_entry_owner owner
;
1937 uint64_t versioned_epoch
;
1940 bucket_list_entry() : delete_marker(false), is_latest(false), size(0), versioned_epoch(0) {}
1942 void decode_json(JSONObj
*obj
) {
1943 JSONDecoder::decode_json("IsDeleteMarker", delete_marker
, obj
);
1944 JSONDecoder::decode_json("Key", key
.name
, obj
);
1945 JSONDecoder::decode_json("VersionId", key
.instance
, obj
);
1946 JSONDecoder::decode_json("IsLatest", is_latest
, obj
);
1948 JSONDecoder::decode_json("RgwxMtime", mtime_str
, obj
);
1952 if (parse_iso8601(mtime_str
.c_str(), &t
, &nsec
)) {
1954 ts
.tv_sec
= (uint64_t)internal_timegm(&t
);
1956 mtime
= real_clock::from_ceph_timespec(ts
);
1958 JSONDecoder::decode_json("ETag", etag
, obj
);
1959 JSONDecoder::decode_json("Size", size
, obj
);
1960 JSONDecoder::decode_json("StorageClass", storage_class
, obj
);
1961 JSONDecoder::decode_json("Owner", owner
, obj
);
1962 JSONDecoder::decode_json("VersionedEpoch", versioned_epoch
, obj
);
1963 JSONDecoder::decode_json("RgwxTag", rgw_tag
, obj
);
1967 struct bucket_list_result
{
1971 string version_id_marker
;
1974 list
<bucket_list_entry
> entries
;
1976 bucket_list_result() : max_keys(0), is_truncated(false) {}
1978 void decode_json(JSONObj
*obj
) {
1979 JSONDecoder::decode_json("Name", name
, obj
);
1980 JSONDecoder::decode_json("Prefix", prefix
, obj
);
1981 JSONDecoder::decode_json("KeyMarker", key_marker
, obj
);
1982 JSONDecoder::decode_json("VersionIdMarker", version_id_marker
, obj
);
1983 JSONDecoder::decode_json("MaxKeys", max_keys
, obj
);
1984 JSONDecoder::decode_json("IsTruncated", is_truncated
, obj
);
1985 JSONDecoder::decode_json("Entries", entries
, obj
);
1989 class RGWListBucketShardCR
: public RGWCoroutine
{
1990 RGWDataSyncEnv
*sync_env
;
1991 const rgw_bucket_shard
& bs
;
1992 const string instance_key
;
1993 rgw_obj_key marker_position
;
1995 bucket_list_result
*result
;
1998 RGWListBucketShardCR(RGWDataSyncEnv
*_sync_env
, const rgw_bucket_shard
& bs
,
1999 rgw_obj_key
& _marker_position
, bucket_list_result
*_result
)
2000 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
), bs(bs
),
2001 instance_key(bs
.get_key()), marker_position(_marker_position
),
2004 int operate() override
{
2007 rgw_http_param_pair pairs
[] = { { "rgwx-bucket-instance", instance_key
.c_str() },
2008 { "versions" , NULL
},
2009 { "format" , "json" },
2010 { "objs-container" , "true" },
2011 { "key-marker" , marker_position
.name
.c_str() },
2012 { "version-id-marker" , marker_position
.instance
.c_str() },
2014 // don't include tenant in the url, it's already part of instance_key
2015 string p
= string("/") + bs
.bucket
.name
;
2016 call(new RGWReadRESTResourceCR
<bucket_list_result
>(sync_env
->cct
, sync_env
->conn
, sync_env
->http_manager
, p
, pairs
, result
));
2019 return set_cr_error(retcode
);
2021 return set_cr_done();
2027 class RGWListBucketIndexLogCR
: public RGWCoroutine
{
2028 RGWDataSyncEnv
*sync_env
;
2029 const string instance_key
;
2032 list
<rgw_bi_log_entry
> *result
;
2035 RGWListBucketIndexLogCR(RGWDataSyncEnv
*_sync_env
, const rgw_bucket_shard
& bs
,
2036 string
& _marker
, list
<rgw_bi_log_entry
> *_result
)
2037 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
),
2038 instance_key(bs
.get_key()), marker(_marker
), result(_result
) {}
2040 int operate() override
{
2043 rgw_http_param_pair pairs
[] = { { "bucket-instance", instance_key
.c_str() },
2044 { "format" , "json" },
2045 { "marker" , marker
.c_str() },
2046 { "type", "bucket-index" },
2049 call(new RGWReadRESTResourceCR
<list
<rgw_bi_log_entry
> >(sync_env
->cct
, sync_env
->conn
, sync_env
->http_manager
, "/admin/log", pairs
, result
));
2052 return set_cr_error(retcode
);
2054 return set_cr_done();
2060 #define BUCKET_SYNC_UPDATE_MARKER_WINDOW 10
2062 class RGWBucketFullSyncShardMarkerTrack
: public RGWSyncShardMarkerTrack
<rgw_obj_key
, rgw_obj_key
> {
2063 RGWDataSyncEnv
*sync_env
;
2066 rgw_bucket_shard_full_sync_marker sync_marker
;
2069 RGWBucketFullSyncShardMarkerTrack(RGWDataSyncEnv
*_sync_env
,
2070 const string
& _marker_oid
,
2071 const rgw_bucket_shard_full_sync_marker
& _marker
) : RGWSyncShardMarkerTrack(BUCKET_SYNC_UPDATE_MARKER_WINDOW
),
2072 sync_env(_sync_env
),
2073 marker_oid(_marker_oid
),
2074 sync_marker(_marker
) {}
2076 RGWCoroutine
*store_marker(const rgw_obj_key
& new_marker
, uint64_t index_pos
, const real_time
& timestamp
) override
{
2077 sync_marker
.position
= new_marker
;
2078 sync_marker
.count
= index_pos
;
2080 map
<string
, bufferlist
> attrs
;
2081 sync_marker
.encode_attr(attrs
);
2083 RGWRados
*store
= sync_env
->store
;
2085 ldout(sync_env
->cct
, 20) << __func__
<< "(): updating marker marker_oid=" << marker_oid
<< " marker=" << new_marker
<< dendl
;
2086 return new RGWSimpleRadosWriteAttrsCR(sync_env
->async_rados
, store
,
2087 rgw_raw_obj(store
->get_zone_params().log_pool
, marker_oid
),
2092 class RGWBucketIncSyncShardMarkerTrack
: public RGWSyncShardMarkerTrack
<string
, rgw_obj_key
> {
2093 RGWDataSyncEnv
*sync_env
;
2096 rgw_bucket_shard_inc_sync_marker sync_marker
;
2098 map
<rgw_obj_key
, string
> key_to_marker
;
2099 map
<string
, rgw_obj_key
> marker_to_key
;
2101 void handle_finish(const string
& marker
) override
{
2102 map
<string
, rgw_obj_key
>::iterator iter
= marker_to_key
.find(marker
);
2103 if (iter
== marker_to_key
.end()) {
2106 key_to_marker
.erase(iter
->second
);
2107 reset_need_retry(iter
->second
);
2108 marker_to_key
.erase(iter
);
2112 RGWBucketIncSyncShardMarkerTrack(RGWDataSyncEnv
*_sync_env
,
2113 const string
& _marker_oid
,
2114 const rgw_bucket_shard_inc_sync_marker
& _marker
) : RGWSyncShardMarkerTrack(BUCKET_SYNC_UPDATE_MARKER_WINDOW
),
2115 sync_env(_sync_env
),
2116 marker_oid(_marker_oid
),
2117 sync_marker(_marker
) {}
2119 RGWCoroutine
*store_marker(const string
& new_marker
, uint64_t index_pos
, const real_time
& timestamp
) override
{
2120 sync_marker
.position
= new_marker
;
2122 map
<string
, bufferlist
> attrs
;
2123 sync_marker
.encode_attr(attrs
);
2125 RGWRados
*store
= sync_env
->store
;
2127 ldout(sync_env
->cct
, 20) << __func__
<< "(): updating marker marker_oid=" << marker_oid
<< " marker=" << new_marker
<< dendl
;
2128 return new RGWSimpleRadosWriteAttrsCR(sync_env
->async_rados
,
2130 rgw_raw_obj(store
->get_zone_params().log_pool
, marker_oid
),
2135 * create index from key -> <op, marker>, and from marker -> key
2136 * this is useful so that we can insure that we only have one
2137 * entry for any key that is used. This is needed when doing
2138 * incremenatl sync of data, and we don't want to run multiple
2139 * concurrent sync operations for the same bucket shard
2140 * Also, we should make sure that we don't run concurrent operations on the same key with
2143 bool index_key_to_marker(const rgw_obj_key
& key
, const string
& marker
) {
2144 if (key_to_marker
.find(key
) != key_to_marker
.end()) {
2145 set_need_retry(key
);
2148 key_to_marker
[key
] = marker
;
2149 marker_to_key
[marker
] = key
;
2153 bool can_do_op(const rgw_obj_key
& key
) {
2154 return (key_to_marker
.find(key
) == key_to_marker
.end());
2158 template <class T
, class K
>
2159 class RGWBucketSyncSingleEntryCR
: public RGWCoroutine
{
2160 RGWDataSyncEnv
*sync_env
;
2162 RGWBucketInfo
*bucket_info
;
2163 const rgw_bucket_shard
& bs
;
2167 uint64_t versioned_epoch
;
2168 rgw_bucket_entry_owner owner
;
2169 real_time timestamp
;
2171 RGWPendingState op_state
;
2174 RGWSyncShardMarkerTrack
<T
, K
> *marker_tracker
;
2178 stringstream error_ss
;
2180 RGWDataSyncDebugLogger logger
;
2182 bool error_injection
;
2184 RGWDataSyncModule
*data_sync_module
;
2186 rgw_zone_set zones_trace
;
2189 RGWBucketSyncSingleEntryCR(RGWDataSyncEnv
*_sync_env
,
2190 RGWBucketInfo
*_bucket_info
,
2191 const rgw_bucket_shard
& bs
,
2192 const rgw_obj_key
& _key
, bool _versioned
, uint64_t _versioned_epoch
,
2193 real_time
& _timestamp
,
2194 const rgw_bucket_entry_owner
& _owner
,
2195 RGWModifyOp _op
, RGWPendingState _op_state
,
2196 const T
& _entry_marker
, RGWSyncShardMarkerTrack
<T
, K
> *_marker_tracker
, rgw_zone_set
& _zones_trace
) : RGWCoroutine(_sync_env
->cct
),
2197 sync_env(_sync_env
),
2198 bucket_info(_bucket_info
), bs(bs
),
2199 key(_key
), versioned(_versioned
), versioned_epoch(_versioned_epoch
),
2201 timestamp(_timestamp
), op(_op
),
2202 op_state(_op_state
),
2203 entry_marker(_entry_marker
),
2204 marker_tracker(_marker_tracker
),
2207 ss
<< bucket_shard_str
{bs
} << "/" << key
<< "[" << versioned_epoch
<< "]";
2208 set_description() << "bucket sync single entry (source_zone=" << sync_env
->source_zone
<< ") b=" << ss
.str() << " log_entry=" << entry_marker
<< " op=" << (int)op
<< " op_state=" << (int)op_state
;
2209 ldout(sync_env
->cct
, 20) << "bucket sync single entry (source_zone=" << sync_env
->source_zone
<< ") b=" << ss
.str() << " log_entry=" << entry_marker
<< " op=" << (int)op
<< " op_state=" << (int)op_state
<< dendl
;
2212 logger
.init(sync_env
, "Object", ss
.str());
2214 error_injection
= (sync_env
->cct
->_conf
->rgw_sync_data_inject_err_probability
> 0);
2216 data_sync_module
= sync_env
->sync_module
->get_data_handler();
2218 zones_trace
= _zones_trace
;
2219 zones_trace
.insert(sync_env
->store
->get_zone().id
);
2222 int operate() override
{
2224 /* skip entries that are not complete */
2225 if (op_state
!= CLS_RGW_STATE_COMPLETE
) {
2230 marker_tracker
->reset_need_retry(key
);
2231 if (key
.name
.empty()) {
2232 /* shouldn't happen */
2233 set_status("skipping empty entry");
2234 ldout(sync_env
->cct
, 0) << "ERROR: " << __func__
<< "(): entry with empty obj name, skipping" << dendl
;
2237 if (error_injection
&&
2238 rand() % 10000 < cct
->_conf
->rgw_sync_data_inject_err_probability
* 10000.0) {
2239 ldout(sync_env
->cct
, 0) << __func__
<< ": injecting data sync error on key=" << key
.name
<< dendl
;
2241 } else if (op
== CLS_RGW_OP_ADD
||
2242 op
== CLS_RGW_OP_LINK_OLH
) {
2243 if (op
== CLS_RGW_OP_ADD
&& !key
.instance
.empty() && key
.instance
!= "null") {
2244 set_status("skipping entry");
2245 ldout(sync_env
->cct
, 10) << "bucket skipping sync obj: " << sync_env
->source_zone
<< "/" << bucket_info
->bucket
<< "/" << key
<< "[" << versioned_epoch
<< "]: versioned object will be synced on link_olh" << dendl
;
2249 set_status("syncing obj");
2250 ldout(sync_env
->cct
, 5) << "bucket sync: sync obj: " << sync_env
->source_zone
<< "/" << bucket_info
->bucket
<< "/" << key
<< "[" << versioned_epoch
<< "]" << dendl
;
2251 logger
.log("fetch");
2252 call(data_sync_module
->sync_object(sync_env
, *bucket_info
, key
, versioned_epoch
, &zones_trace
));
2253 } else if (op
== CLS_RGW_OP_DEL
|| op
== CLS_RGW_OP_UNLINK_INSTANCE
) {
2254 set_status("removing obj");
2255 if (op
== CLS_RGW_OP_UNLINK_INSTANCE
) {
2258 logger
.log("remove");
2259 call(data_sync_module
->remove_object(sync_env
, *bucket_info
, key
, timestamp
, versioned
, versioned_epoch
, &zones_trace
));
2260 } else if (op
== CLS_RGW_OP_LINK_OLH_DM
) {
2261 logger
.log("creating delete marker");
2262 set_status("creating delete marker");
2263 ldout(sync_env
->cct
, 10) << "creating delete marker: obj: " << sync_env
->source_zone
<< "/" << bucket_info
->bucket
<< "/" << key
<< "[" << versioned_epoch
<< "]" << dendl
;
2264 call(data_sync_module
->create_delete_marker(sync_env
, *bucket_info
, key
, timestamp
, owner
, versioned
, versioned_epoch
, &zones_trace
));
2267 } while (marker_tracker
->need_retry(key
));
2273 ss
<< "done, retcode=" << retcode
;
2275 logger
.log(ss
.str());
2278 if (retcode
< 0 && retcode
!= -ENOENT
) {
2279 set_status() << "failed to sync obj; retcode=" << retcode
;
2280 ldout(sync_env
->cct
, 0) << "ERROR: failed to sync object: "
2281 << bucket_shard_str
{bs
} << "/" << key
.name
<< dendl
;
2282 error_ss
<< bucket_shard_str
{bs
} << "/" << key
.name
;
2283 sync_status
= retcode
;
2285 if (!error_ss
.str().empty()) {
2286 yield
call(sync_env
->error_logger
->log_error_cr(sync_env
->conn
->get_remote_id(), "data", error_ss
.str(), -retcode
, "failed to sync object"));
2289 if (sync_status
== 0) {
2291 set_status() << "calling marker_tracker->finish(" << entry_marker
<< ")";
2292 yield
call(marker_tracker
->finish(entry_marker
));
2293 sync_status
= retcode
;
2295 if (sync_status
< 0) {
2296 return set_cr_error(sync_status
);
2298 return set_cr_done();
2304 #define BUCKET_SYNC_SPAWN_WINDOW 20
2306 class RGWBucketShardFullSyncCR
: public RGWCoroutine
{
2307 RGWDataSyncEnv
*sync_env
;
2308 const rgw_bucket_shard
& bs
;
2309 RGWBucketInfo
*bucket_info
;
2310 boost::intrusive_ptr
<RGWContinuousLeaseCR
> lease_cr
;
2311 bucket_list_result list_result
;
2312 list
<bucket_list_entry
>::iterator entries_iter
;
2313 rgw_bucket_shard_full_sync_marker
& full_marker
;
2314 RGWBucketFullSyncShardMarkerTrack marker_tracker
;
2315 rgw_obj_key list_marker
;
2316 bucket_list_entry
*entry
{nullptr};
2317 RGWModifyOp op
{CLS_RGW_OP_ADD
};
2319 int total_entries
{0};
2323 const string
& status_oid
;
2325 RGWDataSyncDebugLogger logger
;
2326 rgw_zone_set zones_trace
;
2328 RGWBucketShardFullSyncCR(RGWDataSyncEnv
*_sync_env
, const rgw_bucket_shard
& bs
,
2329 RGWBucketInfo
*_bucket_info
,
2330 const std::string
& status_oid
,
2331 RGWContinuousLeaseCR
*lease_cr
,
2332 rgw_bucket_shard_full_sync_marker
& _full_marker
)
2333 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
), bs(bs
),
2334 bucket_info(_bucket_info
), lease_cr(lease_cr
), full_marker(_full_marker
),
2335 marker_tracker(sync_env
, status_oid
, full_marker
),
2336 status_oid(status_oid
) {
2337 logger
.init(sync_env
, "BucketFull", bs
.get_key());
2338 zones_trace
.insert(sync_env
->source_zone
);
2341 int operate() override
;
2344 int RGWBucketShardFullSyncCR::operate()
2348 list_marker
= full_marker
.position
;
2350 total_entries
= full_marker
.count
;
2352 if (!lease_cr
->is_locked()) {
2354 return set_cr_error(-ECANCELED
);
2356 set_status("listing remote bucket");
2357 ldout(sync_env
->cct
, 20) << __func__
<< "(): listing bucket for full sync" << dendl
;
2358 yield
call(new RGWListBucketShardCR(sync_env
, bs
, list_marker
,
2360 if (retcode
< 0 && retcode
!= -ENOENT
) {
2361 set_status("failed bucket listing, going down");
2363 return set_cr_error(retcode
);
2365 entries_iter
= list_result
.entries
.begin();
2366 for (; entries_iter
!= list_result
.entries
.end(); ++entries_iter
) {
2367 if (!lease_cr
->is_locked()) {
2369 return set_cr_error(-ECANCELED
);
2371 ldout(sync_env
->cct
, 20) << "[full sync] syncing object: "
2372 << bucket_shard_str
{bs
} << "/" << entries_iter
->key
<< dendl
;
2373 entry
= &(*entries_iter
);
2375 list_marker
= entries_iter
->key
;
2376 if (!marker_tracker
.start(entry
->key
, total_entries
, real_time())) {
2377 ldout(sync_env
->cct
, 0) << "ERROR: cannot start syncing " << entry
->key
<< ". Duplicate entry?" << dendl
;
2379 op
= (entry
->key
.instance
.empty() || entry
->key
.instance
== "null" ? CLS_RGW_OP_ADD
: CLS_RGW_OP_LINK_OLH
);
2380 using SyncCR
= RGWBucketSyncSingleEntryCR
<rgw_obj_key
, rgw_obj_key
>;
2381 yield
spawn(new SyncCR(sync_env
, bucket_info
, bs
, entry
->key
,
2382 false, /* versioned, only matters for object removal */
2383 entry
->versioned_epoch
, entry
->mtime
,
2384 entry
->owner
, op
, CLS_RGW_STATE_COMPLETE
,
2385 entry
->key
, &marker_tracker
, zones_trace
),
2388 while (num_spawned() > BUCKET_SYNC_SPAWN_WINDOW
) {
2389 yield
wait_for_child();
2392 again
= collect(&ret
, nullptr);
2394 ldout(sync_env
->cct
, 0) << "ERROR: a sync operation returned error" << dendl
;
2396 /* we have reported this error */
2401 } while (list_result
.is_truncated
&& sync_status
== 0);
2402 set_status("done iterating over all objects");
2403 /* wait for all operations to complete */
2404 while (num_spawned()) {
2405 yield
wait_for_child();
2408 again
= collect(&ret
, nullptr);
2410 ldout(sync_env
->cct
, 0) << "ERROR: a sync operation returned error" << dendl
;
2412 /* we have reported this error */
2416 if (!lease_cr
->is_locked()) {
2417 return set_cr_error(-ECANCELED
);
2419 /* update sync state to incremental */
2420 if (sync_status
== 0) {
2422 rgw_bucket_shard_sync_info sync_status
;
2423 sync_status
.state
= rgw_bucket_shard_sync_info::StateIncrementalSync
;
2424 map
<string
, bufferlist
> attrs
;
2425 sync_status
.encode_state_attr(attrs
);
2426 RGWRados
*store
= sync_env
->store
;
2427 call(new RGWSimpleRadosWriteAttrsCR(sync_env
->async_rados
, store
,
2428 rgw_raw_obj(store
->get_zone_params().log_pool
, status_oid
),
2432 ldout(sync_env
->cct
, 0) << "ERROR: failure in sync, backing out (sync_status=" << sync_status
<< ")" << dendl
;
2434 if (retcode
< 0 && sync_status
== 0) { /* actually tried to set incremental state and failed */
2435 ldout(sync_env
->cct
, 0) << "ERROR: failed to set sync state on bucket "
2436 << bucket_shard_str
{bs
} << " retcode=" << retcode
<< dendl
;
2437 return set_cr_error(retcode
);
2439 if (sync_status
< 0) {
2440 return set_cr_error(sync_status
);
2442 return set_cr_done();
2447 class RGWBucketShardIncrementalSyncCR
: public RGWCoroutine
{
2448 RGWDataSyncEnv
*sync_env
;
2449 const rgw_bucket_shard
& bs
;
2450 RGWBucketInfo
*bucket_info
;
2451 boost::intrusive_ptr
<RGWContinuousLeaseCR
> lease_cr
;
2452 list
<rgw_bi_log_entry
> list_result
;
2453 list
<rgw_bi_log_entry
>::iterator entries_iter
;
2454 map
<pair
<string
, string
>, pair
<real_time
, RGWModifyOp
> > squash_map
;
2455 rgw_bucket_shard_inc_sync_marker
& inc_marker
;
2457 rgw_bi_log_entry
*entry
{nullptr};
2458 RGWBucketIncSyncShardMarkerTrack marker_tracker
;
2459 bool updated_status
{false};
2460 const string
& status_oid
;
2461 const string
& zone_id
;
2462 ceph::real_time sync_modify_time
;
2466 RGWDataSyncDebugLogger logger
;
2469 bool syncstopped
{false};
2472 RGWBucketShardIncrementalSyncCR(RGWDataSyncEnv
*_sync_env
,
2473 const rgw_bucket_shard
& bs
,
2474 RGWBucketInfo
*_bucket_info
,
2475 const std::string
& status_oid
,
2476 RGWContinuousLeaseCR
*lease_cr
,
2477 rgw_bucket_shard_inc_sync_marker
& _inc_marker
)
2478 : RGWCoroutine(_sync_env
->cct
), sync_env(_sync_env
), bs(bs
),
2479 bucket_info(_bucket_info
), lease_cr(lease_cr
), inc_marker(_inc_marker
),
2480 marker_tracker(sync_env
, status_oid
, inc_marker
), status_oid(status_oid
) , zone_id(_sync_env
->store
->get_zone().id
){
2481 set_description() << "bucket shard incremental sync bucket="
2482 << bucket_shard_str
{bs
};
2484 logger
.init(sync_env
, "BucketInc", bs
.get_key());
2487 int operate() override
;
2490 int RGWBucketShardIncrementalSyncCR::operate()
2495 if (!lease_cr
->is_locked()) {
2497 return set_cr_error(-ECANCELED
);
2499 ldout(sync_env
->cct
, 20) << __func__
<< "(): listing bilog for incremental sync" << inc_marker
.position
<< dendl
;
2500 set_status() << "listing bilog; position=" << inc_marker
.position
;
2501 yield
call(new RGWListBucketIndexLogCR(sync_env
, bs
, inc_marker
.position
,
2503 if (retcode
< 0 && retcode
!= -ENOENT
) {
2506 /* wait for all operations to complete */
2507 return set_cr_error(retcode
);
2509 /* no need to retry */
2514 for (auto& e
: list_result
) {
2515 if (e
.op
== RGWModifyOp::CLS_RGW_OP_SYNCSTOP
&& (sync_modify_time
< e
.timestamp
)) {
2516 ldout(sync_env
->cct
, 20) << " syncstop on " << e
.timestamp
<< dendl
;
2517 sync_modify_time
= e
.timestamp
;
2521 if (e
.op
== RGWModifyOp::CLS_RGW_OP_RESYNC
&& (sync_modify_time
< e
.timestamp
)) {
2522 ldout(sync_env
->cct
, 20) << " resync on " << e
.timestamp
<< dendl
;
2523 sync_modify_time
= e
.timestamp
;
2524 syncstopped
= false;
2527 if (e
.state
!= CLS_RGW_STATE_COMPLETE
) {
2530 if (e
.zones_trace
.find(zone_id
) != e
.zones_trace
.end()) {
2533 auto& squash_entry
= squash_map
[make_pair(e
.object
, e
.instance
)];
2534 if (squash_entry
.first
<= e
.timestamp
) {
2535 squash_entry
= make_pair
<>(e
.timestamp
, e
.op
);
2539 entries_iter
= list_result
.begin();
2540 for (; entries_iter
!= list_result
.end(); ++entries_iter
) {
2541 if (!lease_cr
->is_locked()) {
2543 return set_cr_error(-ECANCELED
);
2545 entry
= &(*entries_iter
);
2547 ssize_t p
= entry
->id
.find('#'); /* entries might have explicit shard info in them, e.g., 6#00000000004.94.3 */
2551 cur_id
= entry
->id
.substr(p
+ 1);
2554 inc_marker
.position
= cur_id
;
2556 if (entry
->op
== RGWModifyOp::CLS_RGW_OP_SYNCSTOP
|| entry
->op
== RGWModifyOp::CLS_RGW_OP_RESYNC
) {
2557 ldout(sync_env
->cct
, 20) << "detected syncstop or resync on " << entries_iter
->timestamp
<< " , skipping entry" << dendl
;
2558 marker_tracker
.try_update_high_marker(cur_id
, 0, entry
->timestamp
);
2562 if (!key
.set(rgw_obj_index_key
{entry
->object
, entry
->instance
})) {
2563 set_status() << "parse_raw_oid() on " << entry
->object
<< " returned false, skipping entry";
2564 ldout(sync_env
->cct
, 20) << "parse_raw_oid() on " << entry
->object
<< " returned false, skipping entry" << dendl
;
2565 marker_tracker
.try_update_high_marker(cur_id
, 0, entry
->timestamp
);
2569 ldout(sync_env
->cct
, 20) << "parsed entry: id=" << cur_id
<< " iter->object=" << entry
->object
<< " iter->instance=" << entry
->instance
<< " name=" << key
.name
<< " instance=" << key
.instance
<< " ns=" << key
.ns
<< dendl
;
2571 if (!key
.ns
.empty()) {
2572 set_status() << "skipping entry in namespace: " << entry
->object
;
2573 ldout(sync_env
->cct
, 20) << "skipping entry in namespace: " << entry
->object
<< dendl
;
2574 marker_tracker
.try_update_high_marker(cur_id
, 0, entry
->timestamp
);
2578 set_status() << "got entry.id=" << cur_id
<< " key=" << key
<< " op=" << (int)entry
->op
;
2579 if (entry
->op
== CLS_RGW_OP_CANCEL
) {
2580 set_status() << "canceled operation, skipping";
2581 ldout(sync_env
->cct
, 20) << "[inc sync] skipping object: "
2582 << bucket_shard_str
{bs
} << "/" << key
<< ": canceled operation" << dendl
;
2583 marker_tracker
.try_update_high_marker(cur_id
, 0, entry
->timestamp
);
2586 if (entry
->state
!= CLS_RGW_STATE_COMPLETE
) {
2587 set_status() << "non-complete operation, skipping";
2588 ldout(sync_env
->cct
, 20) << "[inc sync] skipping object: "
2589 << bucket_shard_str
{bs
} << "/" << key
<< ": non-complete operation" << dendl
;
2590 marker_tracker
.try_update_high_marker(cur_id
, 0, entry
->timestamp
);
2593 if (entry
->zones_trace
.find(zone_id
) != entry
->zones_trace
.end()) {
2594 set_status() << "redundant operation, skipping";
2595 ldout(sync_env
->cct
, 20) << "[inc sync] skipping object: "
2596 <<bucket_shard_str
{bs
} <<"/"<<key
<<": redundant operation" << dendl
;
2597 marker_tracker
.try_update_high_marker(cur_id
, 0, entry
->timestamp
);
2600 if (make_pair
<>(entry
->timestamp
, entry
->op
) != squash_map
[make_pair(entry
->object
, entry
->instance
)]) {
2601 set_status() << "squashed operation, skipping";
2602 ldout(sync_env
->cct
, 20) << "[inc sync] skipping object: "
2603 << bucket_shard_str
{bs
} << "/" << key
<< ": squashed operation" << dendl
;
2604 /* not updating high marker though */
2607 ldout(sync_env
->cct
, 20) << "[inc sync] syncing object: "
2608 << bucket_shard_str
{bs
} << "/" << key
<< dendl
;
2609 updated_status
= false;
2610 while (!marker_tracker
.can_do_op(key
)) {
2611 if (!updated_status
) {
2612 set_status() << "can't do op, conflicting inflight operation";
2613 updated_status
= true;
2615 ldout(sync_env
->cct
, 5) << *this << ": [inc sync] can't do op on key=" << key
<< " need to wait for conflicting operation to complete" << dendl
;
2616 yield
wait_for_child();
2619 again
= collect(&ret
, nullptr);
2621 ldout(sync_env
->cct
, 0) << "ERROR: a child operation returned error (ret=" << ret
<< ")" << dendl
;
2623 /* we have reported this error */
2627 if (!marker_tracker
.index_key_to_marker(key
, cur_id
)) {
2628 set_status() << "can't do op, sync already in progress for object";
2629 ldout(sync_env
->cct
, 20) << __func__
<< ": skipping sync of entry: " << cur_id
<< ":" << key
<< " sync already in progress for object" << dendl
;
2630 marker_tracker
.try_update_high_marker(cur_id
, 0, entry
->timestamp
);
2634 set_status() << "start object sync";
2635 if (!marker_tracker
.start(cur_id
, 0, entry
->timestamp
)) {
2636 ldout(sync_env
->cct
, 0) << "ERROR: cannot start syncing " << cur_id
<< ". Duplicate entry?" << dendl
;
2638 uint64_t versioned_epoch
= 0;
2639 rgw_bucket_entry_owner
owner(entry
->owner
, entry
->owner_display_name
);
2640 if (entry
->ver
.pool
< 0) {
2641 versioned_epoch
= entry
->ver
.epoch
;
2643 ldout(sync_env
->cct
, 20) << __func__
<< "(): entry->timestamp=" << entry
->timestamp
<< dendl
;
2644 using SyncCR
= RGWBucketSyncSingleEntryCR
<string
, rgw_obj_key
>;
2645 spawn(new SyncCR(sync_env
, bucket_info
, bs
, key
,
2646 entry
->is_versioned(), versioned_epoch
,
2647 entry
->timestamp
, owner
, entry
->op
, entry
->state
,
2648 cur_id
, &marker_tracker
, entry
->zones_trace
),
2652 while (num_spawned() > BUCKET_SYNC_SPAWN_WINDOW
) {
2653 set_status() << "num_spawned() > spawn_window";
2654 yield
wait_for_child();
2657 again
= collect(&ret
, nullptr);
2659 ldout(sync_env
->cct
, 0) << "ERROR: a sync operation returned error" << dendl
;
2661 /* we have reported this error */
2663 /* not waiting for child here */
2667 } while (!list_result
.empty() && sync_status
== 0);
2673 const string
& oid
= RGWBucketSyncStatusManager::status_oid(sync_env
->source_zone
, bs
);
2674 RGWRados
*store
= sync_env
->store
;
2675 call(new RGWRadosRemoveCR(store
, rgw_raw_obj
{store
->get_zone_params().log_pool
, oid
}));
2678 return set_cr_done();
2681 while (num_spawned()) {
2682 yield
wait_for_child();
2685 again
= collect(&ret
, nullptr);
2687 ldout(sync_env
->cct
, 0) << "ERROR: a sync operation returned error" << dendl
;
2689 /* we have reported this error */
2691 /* not waiting for child here */
2695 yield
call(marker_tracker
.flush());
2697 ldout(sync_env
->cct
, 0) << "ERROR: marker_tracker.flush() returned retcode=" << retcode
<< dendl
;
2698 return set_cr_error(retcode
);
2700 if (sync_status
< 0) {
2701 ldout(sync_env
->cct
, 0) << "ERROR: failure in sync, backing out (sync_status=" << sync_status
<< ")" << dendl
;
2704 /* wait for all operations to complete */
2707 if (sync_status
< 0) {
2708 return set_cr_error(sync_status
);
2711 return set_cr_done();
2716 int RGWRunBucketSyncCoroutine::operate()
2720 set_status("acquiring sync lock");
2721 auto store
= sync_env
->store
;
2722 lease_cr
.reset(new RGWContinuousLeaseCR(sync_env
->async_rados
, store
,
2723 rgw_raw_obj(store
->get_zone_params().log_pool
, status_oid
),
2725 cct
->_conf
->rgw_sync_lease_period
,
2727 lease_stack
.reset(spawn(lease_cr
.get(), false));
2729 while (!lease_cr
->is_locked()) {
2730 if (lease_cr
->is_done()) {
2731 ldout(cct
, 5) << "lease cr failed, done early" << dendl
;
2732 set_status("lease lock failed, early abort");
2733 return set_cr_error(lease_cr
->get_ret_status());
2739 yield
call(new RGWReadBucketSyncStatusCoroutine(sync_env
, bs
, &sync_status
));
2740 if (retcode
< 0 && retcode
!= -ENOENT
) {
2741 ldout(sync_env
->cct
, 0) << "ERROR: failed to read sync status for bucket="
2742 << bucket_shard_str
{bs
} << dendl
;
2743 lease_cr
->go_down();
2745 return set_cr_error(retcode
);
2748 ldout(sync_env
->cct
, 20) << __func__
<< "(): sync status for bucket "
2749 << bucket_shard_str
{bs
} << ": " << sync_status
.state
<< dendl
;
2751 yield
call(new RGWGetBucketInstanceInfoCR(sync_env
->async_rados
, sync_env
->store
, bs
.bucket
, &bucket_info
));
2752 if (retcode
== -ENOENT
) {
2753 /* bucket instance info has not been synced in yet, fetch it now */
2755 ldout(sync_env
->cct
, 10) << "no local info for bucket "
2756 << bucket_str
{bs
.bucket
} << ": fetching metadata" << dendl
;
2757 string raw_key
= string("bucket.instance:") + bs
.bucket
.get_key();
2759 meta_sync_env
.init(cct
, sync_env
->store
, sync_env
->store
->rest_master_conn
, sync_env
->async_rados
, sync_env
->http_manager
, sync_env
->error_logger
);
2761 call(new RGWMetaSyncSingleEntryCR(&meta_sync_env
, raw_key
,
2762 string() /* no marker */,
2763 MDLOG_STATUS_COMPLETE
,
2764 NULL
/* no marker tracker */));
2767 ldout(sync_env
->cct
, 0) << "ERROR: failed to fetch bucket instance info for " << bucket_str
{bs
.bucket
} << dendl
;
2768 lease_cr
->go_down();
2770 return set_cr_error(retcode
);
2773 yield
call(new RGWGetBucketInstanceInfoCR(sync_env
->async_rados
, sync_env
->store
, bs
.bucket
, &bucket_info
));
2776 ldout(sync_env
->cct
, 0) << "ERROR: failed to retrieve bucket info for bucket=" << bucket_str
{bs
.bucket
} << dendl
;
2777 lease_cr
->go_down();
2779 return set_cr_error(retcode
);
2782 if (sync_status
.state
== rgw_bucket_shard_sync_info::StateInit
) {
2783 yield
call(new RGWInitBucketShardSyncStatusCoroutine(sync_env
, bs
, sync_status
));
2785 ldout(sync_env
->cct
, 0) << "ERROR: init sync on " << bucket_shard_str
{bs
}
2786 << " failed, retcode=" << retcode
<< dendl
;
2787 lease_cr
->go_down();
2789 return set_cr_error(retcode
);
2793 if (sync_status
.state
== rgw_bucket_shard_sync_info::StateFullSync
) {
2794 yield
call(new RGWBucketShardFullSyncCR(sync_env
, bs
, &bucket_info
,
2795 status_oid
, lease_cr
.get(),
2796 sync_status
.full_marker
));
2798 ldout(sync_env
->cct
, 5) << "full sync on " << bucket_shard_str
{bs
}
2799 << " failed, retcode=" << retcode
<< dendl
;
2800 lease_cr
->go_down();
2802 return set_cr_error(retcode
);
2804 sync_status
.state
= rgw_bucket_shard_sync_info::StateIncrementalSync
;
2807 if (sync_status
.state
== rgw_bucket_shard_sync_info::StateIncrementalSync
) {
2808 yield
call(new RGWBucketShardIncrementalSyncCR(sync_env
, bs
, &bucket_info
,
2809 status_oid
, lease_cr
.get(),
2810 sync_status
.inc_marker
));
2812 ldout(sync_env
->cct
, 5) << "incremental sync on " << bucket_shard_str
{bs
}
2813 << " failed, retcode=" << retcode
<< dendl
;
2814 lease_cr
->go_down();
2816 return set_cr_error(retcode
);
2820 lease_cr
->go_down();
2822 return set_cr_done();
2828 RGWCoroutine
*RGWRemoteBucketLog::run_sync_cr()
2830 return new RGWRunBucketSyncCoroutine(&sync_env
, bs
);
2833 int RGWBucketSyncStatusManager::init()
2835 conn
= store
->get_zone_conn_by_id(source_zone
);
2837 ldout(store
->ctx(), 0) << "connection object to zone " << source_zone
<< " does not exist" << dendl
;
2841 int ret
= http_manager
.set_threaded();
2843 ldout(store
->ctx(), 0) << "failed in http_manager.set_threaded() ret=" << ret
<< dendl
;
2848 const string key
= bucket
.get_key();
2850 rgw_http_param_pair pairs
[] = { { "key", key
.c_str() },
2853 string path
= string("/admin/metadata/bucket.instance");
2855 bucket_instance_meta_info result
;
2856 ret
= cr_mgr
.run(new RGWReadRESTResourceCR
<bucket_instance_meta_info
>(store
->ctx(), conn
, &http_manager
, path
, pairs
, &result
));
2858 ldout(store
->ctx(), 0) << "ERROR: failed to fetch bucket metadata info from zone=" << source_zone
<< " path=" << path
<< " key=" << key
<< " ret=" << ret
<< dendl
;
2862 RGWBucketInfo
& bi
= result
.data
.get_bucket_info();
2863 num_shards
= bi
.num_shards
;
2865 error_logger
= new RGWSyncErrorLogger(store
, RGW_SYNC_ERROR_LOG_SHARD_PREFIX
, ERROR_LOGGER_SHARDS
);
2867 sync_module
.reset(new RGWDefaultSyncModuleInstance());
2869 int effective_num_shards
= (num_shards
? num_shards
: 1);
2871 auto async_rados
= store
->get_async_rados();
2873 for (int i
= 0; i
< effective_num_shards
; i
++) {
2874 RGWRemoteBucketLog
*l
= new RGWRemoteBucketLog(store
, this, async_rados
, &http_manager
);
2875 ret
= l
->init(source_zone
, conn
, bucket
, (num_shards
? i
: -1), error_logger
, sync_module
);
2877 ldout(store
->ctx(), 0) << "ERROR: failed to initialize RGWRemoteBucketLog object" << dendl
;
2886 int RGWBucketSyncStatusManager::init_sync_status()
2888 list
<RGWCoroutinesStack
*> stacks
;
2890 for (map
<int, RGWRemoteBucketLog
*>::iterator iter
= source_logs
.begin(); iter
!= source_logs
.end(); ++iter
) {
2891 RGWCoroutinesStack
*stack
= new RGWCoroutinesStack(store
->ctx(), &cr_mgr
);
2892 RGWRemoteBucketLog
*l
= iter
->second
;
2893 stack
->call(l
->init_sync_status_cr());
2895 stacks
.push_back(stack
);
2898 return cr_mgr
.run(stacks
);
2901 int RGWBucketSyncStatusManager::read_sync_status()
2903 list
<RGWCoroutinesStack
*> stacks
;
2905 for (map
<int, RGWRemoteBucketLog
*>::iterator iter
= source_logs
.begin(); iter
!= source_logs
.end(); ++iter
) {
2906 RGWCoroutinesStack
*stack
= new RGWCoroutinesStack(store
->ctx(), &cr_mgr
);
2907 RGWRemoteBucketLog
*l
= iter
->second
;
2908 stack
->call(l
->read_sync_status_cr(&sync_status
[iter
->first
]));
2910 stacks
.push_back(stack
);
2913 int ret
= cr_mgr
.run(stacks
);
2915 ldout(store
->ctx(), 0) << "ERROR: failed to read sync status for "
2916 << bucket_str
{bucket
} << dendl
;
2923 int RGWBucketSyncStatusManager::run()
2925 list
<RGWCoroutinesStack
*> stacks
;
2927 for (map
<int, RGWRemoteBucketLog
*>::iterator iter
= source_logs
.begin(); iter
!= source_logs
.end(); ++iter
) {
2928 RGWCoroutinesStack
*stack
= new RGWCoroutinesStack(store
->ctx(), &cr_mgr
);
2929 RGWRemoteBucketLog
*l
= iter
->second
;
2930 stack
->call(l
->run_sync_cr());
2932 stacks
.push_back(stack
);
2935 int ret
= cr_mgr
.run(stacks
);
2937 ldout(store
->ctx(), 0) << "ERROR: failed to read sync status for "
2938 << bucket_str
{bucket
} << dendl
;
2945 string
RGWBucketSyncStatusManager::status_oid(const string
& source_zone
,
2946 const rgw_bucket_shard
& bs
)
2948 return bucket_status_oid_prefix
+ "." + source_zone
+ ":" + bs
.get_key();
2952 // TODO: move into rgw_data_sync_trim.cc
2954 #define dout_prefix (*_dout << "data trim: ")
2958 /// return the marker that it's safe to trim up to
2959 const std::string
& get_stable_marker(const rgw_data_sync_marker
& m
)
2961 return m
.state
== m
.FullSync
? m
.next_step_marker
: m
.marker
;
2964 /// comparison operator for take_min_markers()
2965 bool operator<(const rgw_data_sync_marker
& lhs
,
2966 const rgw_data_sync_marker
& rhs
)
2968 // sort by stable marker
2969 return get_stable_marker(lhs
) < get_stable_marker(rhs
);
2972 /// populate the container starting with 'dest' with the minimum stable marker
2973 /// of each shard for all of the peers in [first, last)
2974 template <typename IterIn
, typename IterOut
>
2975 void take_min_markers(IterIn first
, IterIn last
, IterOut dest
)
2977 if (first
== last
) {
2980 // initialize markers with the first peer's
2982 for (auto &shard
: first
->sync_markers
) {
2983 *m
= std::move(shard
.second
);
2986 // for remaining peers, replace with smaller markers
2987 for (auto p
= first
+ 1; p
!= last
; ++p
) {
2989 for (auto &shard
: p
->sync_markers
) {
2990 if (shard
.second
< *m
) {
2991 *m
= std::move(shard
.second
);
2998 } // anonymous namespace
3000 class DataLogTrimCR
: public RGWCoroutine
{
3002 RGWHTTPManager
*http
;
3003 const int num_shards
;
3004 const std::string
& zone_id
; //< my zone id
3005 std::vector
<rgw_data_sync_status
> peer_status
; //< sync status for each peer
3006 std::vector
<rgw_data_sync_marker
> min_shard_markers
; //< min marker per shard
3007 std::vector
<std::string
>& last_trim
; //< last trimmed marker per shard
3011 DataLogTrimCR(RGWRados
*store
, RGWHTTPManager
*http
,
3012 int num_shards
, std::vector
<std::string
>& last_trim
)
3013 : RGWCoroutine(store
->ctx()), store(store
), http(http
),
3014 num_shards(num_shards
),
3015 zone_id(store
->get_zone().id
),
3016 peer_status(store
->zone_conn_map
.size()),
3017 min_shard_markers(num_shards
),
3018 last_trim(last_trim
)
3021 int operate() override
;
3024 int DataLogTrimCR::operate()
3027 ldout(cct
, 10) << "fetching sync status for zone " << zone_id
<< dendl
;
3028 set_status("fetching sync status");
3030 // query data sync status from each sync peer
3031 rgw_http_param_pair params
[] = {
3033 { "status", nullptr },
3034 { "source-zone", zone_id
.c_str() },
3035 { nullptr, nullptr }
3038 auto p
= peer_status
.begin();
3039 for (auto& c
: store
->zone_conn_map
) {
3040 ldout(cct
, 20) << "query sync status from " << c
.first
<< dendl
;
3041 using StatusCR
= RGWReadRESTResourceCR
<rgw_data_sync_status
>;
3042 spawn(new StatusCR(cct
, c
.second
, http
, "/admin/log/", params
, &*p
),
3048 // must get a successful reply from all peers to consider trimming
3050 while (ret
== 0 && num_spawned() > 0) {
3051 yield
wait_for_child();
3057 ldout(cct
, 4) << "failed to fetch sync status from all peers" << dendl
;
3058 return set_cr_error(ret
);
3061 ldout(cct
, 10) << "trimming log shards" << dendl
;
3062 set_status("trimming log shards");
3064 // determine the minimum marker for each shard
3065 take_min_markers(peer_status
.begin(), peer_status
.end(),
3066 min_shard_markers
.begin());
3068 for (int i
= 0; i
< num_shards
; i
++) {
3069 const auto& m
= min_shard_markers
[i
];
3070 auto& stable
= get_stable_marker(m
);
3071 if (stable
<= last_trim
[i
]) {
3074 ldout(cct
, 10) << "trimming log shard " << i
3075 << " at marker=" << stable
3076 << " last_trim=" << last_trim
[i
] << dendl
;
3077 using TrimCR
= RGWSyncLogTrimCR
;
3078 spawn(new TrimCR(store
, store
->data_log
->get_oid(i
),
3079 stable
, &last_trim
[i
]),
3083 return set_cr_done();
3088 class DataLogTrimPollCR
: public RGWCoroutine
{
3090 RGWHTTPManager
*http
;
3091 const int num_shards
;
3092 const utime_t interval
; //< polling interval
3093 const std::string lock_oid
; //< use first data log shard for lock
3094 const std::string lock_cookie
;
3095 std::vector
<std::string
> last_trim
; //< last trimmed marker per shard
3098 DataLogTrimPollCR(RGWRados
*store
, RGWHTTPManager
*http
,
3099 int num_shards
, utime_t interval
)
3100 : RGWCoroutine(store
->ctx()), store(store
), http(http
),
3101 num_shards(num_shards
), interval(interval
),
3102 lock_oid(store
->data_log
->get_oid(0)),
3103 lock_cookie(RGWSimpleRadosLockCR::gen_random_cookie(cct
)),
3104 last_trim(num_shards
)
3107 int operate() override
;
3110 int DataLogTrimPollCR::operate()
3114 set_status("sleeping");
3117 // request a 'data_trim' lock that covers the entire wait interval to
3118 // prevent other gateways from attempting to trim for the duration
3119 set_status("acquiring trim lock");
3120 yield
call(new RGWSimpleRadosLockCR(store
->get_async_rados(), store
,
3121 rgw_raw_obj(store
->get_zone_params().log_pool
, lock_oid
),
3122 "data_trim", lock_cookie
,
3125 // if the lock is already held, go back to sleep and try again later
3126 ldout(cct
, 4) << "failed to lock " << lock_oid
<< ", trying again in "
3127 << interval
.sec() << "s" << dendl
;
3131 set_status("trimming");
3132 yield
call(new DataLogTrimCR(store
, http
, num_shards
, last_trim
));
3134 // note that the lock is not released. this is intentional, as it avoids
3135 // duplicating this work in other gateways
3141 RGWCoroutine
* create_data_log_trim_cr(RGWRados
*store
,
3142 RGWHTTPManager
*http
,
3143 int num_shards
, utime_t interval
)
3145 return new DataLogTrimPollCR(store
, http
, num_shards
, interval
);