ceph/src/rgw/rgw_cr_rados.cc

   1 #include "rgw_rados.h"
   2 #include "rgw_coroutine.h"
   3 #include "rgw_cr_rados.h"
   4
   5 #include "cls/lock/cls_lock_client.h"
   6
   7 #include <boost/asio/yield.hpp>
   8
   9 #define dout_context g_ceph_context
  10 #define dout_subsys ceph_subsys_rgw
  11
  12 bool RGWAsyncRadosProcessor::RGWWQ::_enqueue(RGWAsyncRadosRequest *req) {
  13   if (processor->is_going_down()) {
  14     return false;
  15   }
  16   req->get();
  17   processor->m_req_queue.push_back(req);
  18   dout(20) << "enqueued request req=" << hex << req << dec << dendl;
  19   _dump_queue();
  20   return true;
  21 }
  22
  23 bool RGWAsyncRadosProcessor::RGWWQ::_empty() {
  24   return processor->m_req_queue.empty();
  25 }
  26
  27 RGWAsyncRadosRequest *RGWAsyncRadosProcessor::RGWWQ::_dequeue() {
  28   if (processor->m_req_queue.empty())
  29     return NULL;
  30   RGWAsyncRadosRequest *req = processor->m_req_queue.front();
  31   processor->m_req_queue.pop_front();
  32   dout(20) << "dequeued request req=" << hex << req << dec << dendl;
  33   _dump_queue();
  34   return req;
  35 }
  36
  37 void RGWAsyncRadosProcessor::RGWWQ::_process(RGWAsyncRadosRequest *req, ThreadPool::TPHandle& handle) {
  38   processor->handle_request(req);
  39   processor->req_throttle.put(1);
  40 }
  41
  42 void RGWAsyncRadosProcessor::RGWWQ::_dump_queue() {
  43   if (!g_conf->subsys.should_gather(ceph_subsys_rgw, 20)) {
  44     return;
  45   }
  46   deque<RGWAsyncRadosRequest *>::iterator iter;
  47   if (processor->m_req_queue.empty()) {
  48     dout(20) << "RGWWQ: empty" << dendl;
  49     return;
  50   }
  51   dout(20) << "RGWWQ:" << dendl;
  52   for (iter = processor->m_req_queue.begin(); iter != processor->m_req_queue.end(); ++iter) {
  53     dout(20) << "req: " << hex << *iter << dec << dendl;
  54   }
  55 }
  56
  57 RGWAsyncRadosProcessor::RGWAsyncRadosProcessor(RGWRados *_store, int num_threads)
  58   : store(_store), m_tp(store->ctx(), "RGWAsyncRadosProcessor::m_tp", "rados_async", num_threads),
  59     req_throttle(store->ctx(), "rgw_async_rados_ops", num_threads * 2),
  60     req_wq(this, g_conf->rgw_op_thread_timeout,
  61     g_conf->rgw_op_thread_suicide_timeout, &m_tp) {
  62 }
  63
  64 void RGWAsyncRadosProcessor::start() {
  65   m_tp.start();
  66 }
  67
  68 void RGWAsyncRadosProcessor::stop() {
  69   going_down = true;
  70   m_tp.drain(&req_wq);
  71   m_tp.stop();
  72   for (auto iter = m_req_queue.begin(); iter != m_req_queue.end(); ++iter) {
  73     (*iter)->put();
  74   }
  75 }
  76
  77 void RGWAsyncRadosProcessor::handle_request(RGWAsyncRadosRequest *req) {
  78   req->send_request();
  79   req->put();
  80 }
  81
  82 void RGWAsyncRadosProcessor::queue(RGWAsyncRadosRequest *req) {
  83   req_throttle.get(1);
  84   req_wq.queue(req);
  85 }
  86
  87 int RGWAsyncGetSystemObj::_send_request()
  88 {
  89   return store->get_system_obj(*obj_ctx, read_state, objv_tracker, obj, *pbl, ofs, end, pattrs, NULL);
  90 }
  91
  92 RGWAsyncGetSystemObj::RGWAsyncGetSystemObj(RGWCoroutine *caller, RGWAioCompletionNotifier *cn, RGWRados *_store, RGWObjectCtx *_obj_ctx,
  93                        RGWObjVersionTracker *_objv_tracker, const rgw_raw_obj& _obj,
  94                        bufferlist *_pbl, off_t _ofs, off_t _end) : RGWAsyncRadosRequest(caller, cn), store(_store), obj_ctx(_obj_ctx),
  95                                                                    objv_tracker(_objv_tracker), obj(_obj), pbl(_pbl), pattrs(NULL),
  96                                                                   ofs(_ofs), end(_end)
  97 {
  98 }
  99
 100 int RGWSimpleRadosReadAttrsCR::send_request()
 101 {
 102   req = new RGWAsyncGetSystemObj(this, stack->create_completion_notifier(),
 103                                  store, &obj_ctx, NULL,
 104                                  obj,
 105                                  &bl, 0, -1);
 106   if (pattrs) {
 107     req->set_read_attrs(pattrs);
 108   }
 109   async_rados->queue(req);
 110   return 0;
 111 }
 112
 113 int RGWSimpleRadosReadAttrsCR::request_complete()
 114 {
 115   return req->get_ret_status();
 116 }
 117
 118 int RGWAsyncPutSystemObj::_send_request()
 119 {
 120   return store->put_system_obj_data(NULL, obj, bl, -1, exclusive, objv_tracker);
 121 }
 122
 123 RGWAsyncPutSystemObj::RGWAsyncPutSystemObj(RGWCoroutine *caller, RGWAioCompletionNotifier *cn, RGWRados *_store,
 124                      RGWObjVersionTracker *_objv_tracker, rgw_raw_obj& _obj,
 125                      bool _exclusive, bufferlist& _bl)
 126   : RGWAsyncRadosRequest(caller, cn), store(_store), objv_tracker(_objv_tracker),
 127     obj(_obj), exclusive(_exclusive), bl(_bl)
 128 {
 129 }
 130
 131 int RGWAsyncPutSystemObjAttrs::_send_request()
 132 {
 133   return store->system_obj_set_attrs(NULL, obj, *attrs, NULL, objv_tracker);
 134 }
 135
 136 RGWAsyncPutSystemObjAttrs::RGWAsyncPutSystemObjAttrs(RGWCoroutine *caller, RGWAioCompletionNotifier *cn, RGWRados *_store,
 137                      RGWObjVersionTracker *_objv_tracker, const rgw_raw_obj& _obj,
 138                      map<string, bufferlist> *_attrs) : RGWAsyncRadosRequest(caller, cn), store(_store),
 139                                                        objv_tracker(_objv_tracker), obj(_obj),
 140                                                        attrs(_attrs)
 141 {
 142 }
 143
 144
 145 RGWOmapAppend::RGWOmapAppend(RGWAsyncRadosProcessor *_async_rados, RGWRados *_store, const rgw_raw_obj& _obj,
 146                              uint64_t _window_size)
 147                       : RGWConsumerCR<string>(_store->ctx()), async_rados(_async_rados),
 148                         store(_store), obj(_obj), going_down(false), num_pending_entries(0), window_size(_window_size), total_entries(0)
 149 {
 150 }
 151
 152 int RGWAsyncLockSystemObj::_send_request()
 153 {
 154   rgw_rados_ref ref;
 155   int r = store->get_raw_obj_ref(obj, &ref);
 156   if (r < 0) {
 157     lderr(store->ctx()) << "ERROR: failed to get ref for (" << obj << ") ret=" << r << dendl;
 158     return r;
 159   }
 160
 161   rados::cls::lock::Lock l(lock_name);
 162   utime_t duration(duration_secs, 0);
 163   l.set_duration(duration);
 164   l.set_cookie(cookie);
 165   l.set_renew(true);
 166
 167   return l.lock_exclusive(&ref.ioctx, ref.oid);
 168 }
 169
 170 RGWAsyncLockSystemObj::RGWAsyncLockSystemObj(RGWCoroutine *caller, RGWAioCompletionNotifier *cn, RGWRados *_store,
 171                       RGWObjVersionTracker *_objv_tracker, const rgw_raw_obj& _obj,
 172                        const string& _name, const string& _cookie, uint32_t _duration_secs) : RGWAsyncRadosRequest(caller, cn), store(_store),
 173                                                               obj(_obj),
 174                                                               lock_name(_name),
 175                                                               cookie(_cookie),
 176                                                               duration_secs(_duration_secs)
 177 {
 178 }
 179
 180 int RGWAsyncUnlockSystemObj::_send_request()
 181 {
 182   rgw_rados_ref ref;
 183   int r = store->get_raw_obj_ref(obj, &ref);
 184   if (r < 0) {
 185     lderr(store->ctx()) << "ERROR: failed to get ref for (" << obj << ") ret=" << r << dendl;
 186     return r;
 187   }
 188
 189   rados::cls::lock::Lock l(lock_name);
 190
 191   l.set_cookie(cookie);
 192
 193   return l.unlock(&ref.ioctx, ref.oid);
 194 }
 195
 196 RGWAsyncUnlockSystemObj::RGWAsyncUnlockSystemObj(RGWCoroutine *caller, RGWAioCompletionNotifier *cn, RGWRados *_store,
 197                                                  RGWObjVersionTracker *_objv_tracker, const rgw_raw_obj& _obj,
 198                                                  const string& _name, const string& _cookie) : RGWAsyncRadosRequest(caller, cn), store(_store),
 199   obj(_obj),
 200   lock_name(_name), cookie(_cookie)
 201 {
 202 }
 203
 204 RGWRadosSetOmapKeysCR::RGWRadosSetOmapKeysCR(RGWRados *_store,
 205                       const rgw_raw_obj& _obj,
 206                       map<string, bufferlist>& _entries) : RGWSimpleCoroutine(_store->ctx()),
 207                                                 store(_store),
 208                                                 entries(_entries),
 209                                                 obj(_obj), cn(NULL)
 210 {
 211   stringstream& s = set_description();
 212   s << "set omap keys dest=" << obj << " keys=[" << s.str() << "]";
 213   for (auto i = entries.begin(); i != entries.end(); ++i) {
 214     if (i != entries.begin()) {
 215       s << ", ";
 216     }
 217     s << i->first;
 218   }
 219   s << "]";
 220 }
 221
 222 int RGWRadosSetOmapKeysCR::send_request()
 223 {
 224   int r = store->get_raw_obj_ref(obj, &ref);
 225   if (r < 0) {
 226     lderr(store->ctx()) << "ERROR: failed to get ref for (" << obj << ") ret=" << r << dendl;
 227     return r;
 228   }
 229
 230   set_status() << "sending request";
 231
 232   librados::ObjectWriteOperation op;
 233   op.omap_set(entries);
 234
 235   cn = stack->create_completion_notifier();
 236   return ref.ioctx.aio_operate(ref.oid, cn->completion(), &op);
 237 }
 238
 239 int RGWRadosSetOmapKeysCR::request_complete()
 240 {
 241   int r = cn->completion()->get_return_value();
 242
 243   set_status() << "request complete; ret=" << r;
 244
 245   return r;
 246 }
 247
 248 RGWRadosGetOmapKeysCR::RGWRadosGetOmapKeysCR(RGWRados *_store,
 249                       const rgw_raw_obj& _obj,
 250                       const string& _marker,
 251                       map<string, bufferlist> *_entries, int _max_entries) : RGWSimpleCoroutine(_store->ctx()),
 252                                                 store(_store),
 253                                                 marker(_marker),
 254                                                 entries(_entries), max_entries(_max_entries), rval(0),
 255                                                 obj(_obj), cn(NULL)
 256 {
 257   set_description() << "set omap keys dest=" << obj << " marker=" << marker;
 258 }
 259
 260 int RGWRadosGetOmapKeysCR::send_request() {
 261   int r = store->get_raw_obj_ref(obj, &ref);
 262   if (r < 0) {
 263     lderr(store->ctx()) << "ERROR: failed to get ref for (" << obj << ") ret=" << r << dendl;
 264     return r;
 265   }
 266
 267   set_status() << "send request";
 268
 269   librados::ObjectReadOperation op;
 270   op.omap_get_vals2(marker, max_entries, entries, nullptr, &rval);
 271
 272   cn = stack->create_completion_notifier();
 273   return ref.ioctx.aio_operate(ref.oid, cn->completion(), &op, NULL);
 274 }
 275
 276 RGWRadosRemoveOmapKeysCR::RGWRadosRemoveOmapKeysCR(RGWRados *_store,
 277                       const rgw_raw_obj& _obj,
 278                       const set<string>& _keys) : RGWSimpleCoroutine(_store->ctx()),
 279                                                 store(_store),
 280                                                 keys(_keys),
 281                                                 obj(_obj), cn(NULL)
 282 {
 283   set_description() << "remove omap keys dest=" << obj << " keys=" << keys;
 284 }
 285
 286 int RGWRadosRemoveOmapKeysCR::send_request() {
 287   int r = store->get_raw_obj_ref(obj, &ref);
 288   if (r < 0) {
 289     lderr(store->ctx()) << "ERROR: failed to get ref for (" << obj << ") ret=" << r << dendl;
 290     return r;
 291   }
 292
 293   set_status() << "send request";
 294
 295   librados::ObjectWriteOperation op;
 296   op.omap_rm_keys(keys);
 297
 298   cn = stack->create_completion_notifier();
 299   return ref.ioctx.aio_operate(ref.oid, cn->completion(), &op);
 300 }
 301
 302 int RGWRadosRemoveOmapKeysCR::request_complete()
 303 {
 304   int r = cn->completion()->get_return_value();
 305
 306   set_status() << "request complete; ret=" << r;
 307
 308   return r;
 309 }
 310
 311 RGWRadosRemoveCR::RGWRadosRemoveCR(RGWRados *store, const rgw_raw_obj& obj)
 312   : RGWSimpleCoroutine(store->ctx()), store(store), obj(obj)
 313 {
 314   set_description() << "remove dest=" << obj;
 315 }
 316
 317 int RGWRadosRemoveCR::send_request()
 318 {
 319   auto rados = store->get_rados_handle();
 320   int r = rados->ioctx_create(obj.pool.name.c_str(), ioctx);
 321   if (r < 0) {
 322     lderr(cct) << "ERROR: failed to open pool (" << obj.pool.name << ") ret=" << r << dendl;
 323     return r;
 324   }
 325   ioctx.locator_set_key(obj.loc);
 326
 327   set_status() << "send request";
 328
 329   librados::ObjectWriteOperation op;
 330   op.remove();
 331
 332   cn = stack->create_completion_notifier();
 333   return ioctx.aio_operate(obj.oid, cn->completion(), &op);
 334 }
 335
 336 int RGWRadosRemoveCR::request_complete()
 337 {
 338   int r = cn->completion()->get_return_value();
 339
 340   set_status() << "request complete; ret=" << r;
 341
 342   return r;
 343 }
 344
 345 RGWSimpleRadosLockCR::RGWSimpleRadosLockCR(RGWAsyncRadosProcessor *_async_rados, RGWRados *_store,
 346                       const rgw_raw_obj& _obj,
 347                       const string& _lock_name,
 348                       const string& _cookie,
 349                       uint32_t _duration) : RGWSimpleCoroutine(_store->ctx()),
 350                                                 async_rados(_async_rados),
 351                                                 store(_store),
 352                                                 lock_name(_lock_name),
 353                                                 cookie(_cookie),
 354                                                 duration(_duration),
 355                                                 obj(_obj),
 356                                                 req(NULL)
 357 {
 358   set_description() << "rados lock dest=" << obj << " lock=" << lock_name << " cookie=" << cookie << " duration=" << duration;
 359 }
 360
 361 void RGWSimpleRadosLockCR::request_cleanup()
 362 {
 363   if (req) {
 364     req->finish();
 365     req = NULL;
 366   }
 367 }
 368
 369 int RGWSimpleRadosLockCR::send_request()
 370 {
 371   set_status() << "sending request";
 372   req = new RGWAsyncLockSystemObj(this, stack->create_completion_notifier(),
 373                                  store, NULL, obj, lock_name, cookie, duration);
 374   async_rados->queue(req);
 375   return 0;
 376 }
 377
 378 int RGWSimpleRadosLockCR::request_complete()
 379 {
 380   set_status() << "request complete; ret=" << req->get_ret_status();
 381   return req->get_ret_status();
 382 }
 383
 384 RGWSimpleRadosUnlockCR::RGWSimpleRadosUnlockCR(RGWAsyncRadosProcessor *_async_rados, RGWRados *_store,
 385                       const rgw_raw_obj& _obj,
 386                       const string& _lock_name,
 387                       const string& _cookie) : RGWSimpleCoroutine(_store->ctx()),
 388                                                 async_rados(_async_rados),
 389                                                 store(_store),
 390                                                 lock_name(_lock_name),
 391                                                 cookie(_cookie),
 392                                                 obj(_obj),
 393                                                 req(NULL)
 394 {
 395   set_description() << "rados unlock dest=" << obj << " lock=" << lock_name << " cookie=" << cookie;
 396 }
 397
 398 void RGWSimpleRadosUnlockCR::request_cleanup()
 399 {
 400   if (req) {
 401     req->finish();
 402     req = NULL;
 403   }
 404 }
 405
 406 int RGWSimpleRadosUnlockCR::send_request()
 407 {
 408   set_status() << "sending request";
 409
 410   req = new RGWAsyncUnlockSystemObj(this, stack->create_completion_notifier(),
 411                                  store, NULL, obj, lock_name, cookie);
 412   async_rados->queue(req);
 413   return 0;
 414 }
 415
 416 int RGWSimpleRadosUnlockCR::request_complete()
 417 {
 418   set_status() << "request complete; ret=" << req->get_ret_status();
 419   return req->get_ret_status();
 420 }
 421
 422 int RGWOmapAppend::operate() {
 423   reenter(this) {
 424     for (;;) {
 425       if (!has_product() && going_down) {
 426         set_status() << "going down";
 427         break;
 428       }
 429       set_status() << "waiting for product";
 430       yield wait_for_product();
 431       yield {
 432         string entry;
 433         while (consume(&entry)) {
 434           set_status() << "adding entry: " << entry;
 435           entries[entry] = bufferlist();
 436           if (entries.size() >= window_size) {
 437             break;
 438           }
 439         }
 440         if (entries.size() >= window_size || going_down) {
 441           set_status() << "flushing to omap";
 442           call(new RGWRadosSetOmapKeysCR(store, obj, entries));
 443           entries.clear();
 444         }
 445       }
 446       if (get_ret_status() < 0) {
 447         ldout(cct, 0) << "ERROR: failed to store entries in omap" << dendl;
 448         return set_state(RGWCoroutine_Error);
 449       }
 450     }
 451     /* done with coroutine */
 452     return set_state(RGWCoroutine_Done);
 453   }
 454   return 0;
 455 }
 456
 457 void RGWOmapAppend::flush_pending() {
 458   receive(pending_entries);
 459   num_pending_entries = 0;
 460 }
 461
 462 bool RGWOmapAppend::append(const string& s) {
 463   if (is_done()) {
 464     return false;
 465   }
 466   ++total_entries;
 467   pending_entries.push_back(s);
 468   if (++num_pending_entries >= (int)window_size) {
 469     flush_pending();
 470   }
 471   return true;
 472 }
 473
 474 bool RGWOmapAppend::finish() {
 475   going_down = true;
 476   flush_pending();
 477   set_sleeping(false);
 478   return (!is_done());
 479 }
 480
 481 int RGWAsyncGetBucketInstanceInfo::_send_request()
 482 {
 483   RGWObjectCtx obj_ctx(store);
 484   int r = store->get_bucket_instance_info(obj_ctx, bucket, *bucket_info, NULL, NULL);
 485   if (r < 0) {
 486     ldout(store->ctx(), 0) << "ERROR: failed to get bucket instance info for "
 487         << bucket << dendl;
 488     return r;
 489   }
 490
 491   return 0;
 492 }
 493
 494 int RGWAsyncFetchRemoteObj::_send_request()
 495 {
 496   RGWObjectCtx obj_ctx(store);
 497
 498   string user_id;
 499   char buf[16];
 500   snprintf(buf, sizeof(buf), ".%lld", (long long)store->instance_id());
 501   string client_id = store->zone_id() + buf;
 502   string op_id = store->unique_id(store->get_new_req_id());
 503   map<string, bufferlist> attrs;
 504
 505   rgw_obj src_obj(bucket_info.bucket, key);
 506
 507   rgw_obj dest_obj(src_obj);
 508
 509   int r = store->fetch_remote_obj(obj_ctx,
 510                        user_id,
 511                        client_id,
 512                        op_id,
 513                        false, /* don't record op state in ops log */
 514                        NULL, /* req_info */
 515                        source_zone,
 516                        dest_obj,
 517                        src_obj,
 518                        bucket_info, /* dest */
 519                        bucket_info, /* source */
 520                        NULL, /* real_time* src_mtime, */
 521                        NULL, /* real_time* mtime, */
 522                        NULL, /* const real_time* mod_ptr, */
 523                        NULL, /* const real_time* unmod_ptr, */
 524                        false, /* high precision time */
 525                        NULL, /* const char *if_match, */
 526                        NULL, /* const char *if_nomatch, */
 527                        RGWRados::ATTRSMOD_NONE,
 528                        copy_if_newer,
 529                        attrs,
 530                        RGW_OBJ_CATEGORY_MAIN,
 531                        versioned_epoch,
 532                        real_time(), /* delete_at */
 533                        &key.instance, /* string *version_id, */
 534                        NULL, /* string *ptag, */
 535                        NULL, /* string *petag, */
 536                        NULL, /* void (*progress_cb)(off_t, void *), */
 537                        NULL, /* void *progress_data*); */
 538                        zones_trace);
 539
 540   if (r < 0) {
 541     ldout(store->ctx(), 0) << "store->fetch_remote_obj() returned r=" << r << dendl;
 542   }
 543   return r;
 544 }
 545
 546 int RGWAsyncStatRemoteObj::_send_request()
 547 {
 548   RGWObjectCtx obj_ctx(store);
 549
 550   string user_id;
 551   char buf[16];
 552   snprintf(buf, sizeof(buf), ".%lld", (long long)store->instance_id());
 553   string client_id = store->zone_id() + buf;
 554   string op_id = store->unique_id(store->get_new_req_id());
 555
 556   rgw_obj src_obj(bucket_info.bucket, key);
 557
 558   rgw_obj dest_obj(src_obj);
 559
 560   int r = store->stat_remote_obj(obj_ctx,
 561                        user_id,
 562                        client_id,
 563                        nullptr, /* req_info */
 564                        source_zone,
 565                        src_obj,
 566                        bucket_info, /* source */
 567                        pmtime, /* real_time* src_mtime, */
 568                        psize, /* uint64_t * */
 569                        nullptr, /* const real_time* mod_ptr, */
 570                        nullptr, /* const real_time* unmod_ptr, */
 571                        true, /* high precision time */
 572                        nullptr, /* const char *if_match, */
 573                        nullptr, /* const char *if_nomatch, */
 574                        pattrs,
 575                        nullptr,
 576                        nullptr, /* string *ptag, */
 577                        nullptr); /* string *petag, */
 578
 579   if (r < 0) {
 580     ldout(store->ctx(), 0) << "store->fetch_remote_obj() returned r=" << r << dendl;
 581   }
 582   return r;
 583 }
 584
 585
 586 int RGWAsyncRemoveObj::_send_request()
 587 {
 588   RGWObjectCtx obj_ctx(store);
 589
 590   rgw_obj obj(bucket_info.bucket, key);
 591
 592   ldout(store->ctx(), 0) << __func__ << "(): deleting obj=" << obj << dendl;
 593
 594   obj_ctx.obj.set_atomic(obj);
 595
 596   RGWObjState *state;
 597
 598   int ret = store->get_obj_state(&obj_ctx, bucket_info, obj, &state);
 599   if (ret < 0) {
 600     ldout(store->ctx(), 20) << __func__ << "(): get_obj_state() obj=" << obj << " returned ret=" << ret << dendl;
 601     return ret;
 602   }
 603
 604   /* has there been any racing object write? */
 605   if (del_if_older && (state->mtime > timestamp)) {
 606     ldout(store->ctx(), 20) << __func__ << "(): skipping object removal obj=" << obj << " (obj mtime=" << state->mtime << ", request timestamp=" << timestamp << ")" << dendl;
 607     return 0;
 608   }
 609
 610   RGWAccessControlPolicy policy;
 611
 612   /* decode policy */
 613   map<string, bufferlist>::iterator iter = state->attrset.find(RGW_ATTR_ACL);
 614   if (iter != state->attrset.end()) {
 615     bufferlist::iterator bliter = iter->second.begin();
 616     try {
 617       policy.decode(bliter);
 618     } catch (buffer::error& err) {
 619       ldout(store->ctx(), 0) << "ERROR: could not decode policy, caught buffer::error" << dendl;
 620       return -EIO;
 621     }
 622   }
 623
 624   RGWRados::Object del_target(store, bucket_info, obj_ctx, obj);
 625   RGWRados::Object::Delete del_op(&del_target);
 626
 627   del_op.params.bucket_owner = bucket_info.owner;
 628   del_op.params.obj_owner = policy.get_owner();
 629   if (del_if_older) {
 630     del_op.params.unmod_since = timestamp;
 631   }
 632   if (versioned) {
 633     del_op.params.versioning_status = BUCKET_VERSIONED;
 634   }
 635   del_op.params.olh_epoch = versioned_epoch;
 636   del_op.params.marker_version_id = marker_version_id;
 637   del_op.params.obj_owner.set_id(owner);
 638   del_op.params.obj_owner.set_name(owner_display_name);
 639   del_op.params.mtime = timestamp;
 640   del_op.params.high_precision_time = true;
 641   del_op.params.zones_trace = zones_trace;
 642
 643   ret = del_op.delete_obj();
 644   if (ret < 0) {
 645     ldout(store->ctx(), 20) << __func__ << "(): delete_obj() obj=" << obj << " returned ret=" << ret << dendl;
 646   }
 647   return ret;
 648 }
 649
 650 int RGWContinuousLeaseCR::operate()
 651 {
 652   if (aborted) {
 653     caller->set_sleeping(false);
 654     return set_cr_done();
 655   }
 656   reenter(this) {
 657     while (!going_down) {
 658       yield call(new RGWSimpleRadosLockCR(async_rados, store, obj, lock_name, cookie, interval));
 659
 660       caller->set_sleeping(false); /* will only be relevant when we return, that's why we can do it early */
 661       if (retcode < 0) {
 662         set_locked(false);
 663         ldout(store->ctx(), 20) << *this << ": couldn't lock " << obj << ":" << lock_name << ": retcode=" << retcode << dendl;
 664         return set_state(RGWCoroutine_Error, retcode);
 665       }
 666       set_locked(true);
 667       yield wait(utime_t(interval / 2, 0));
 668     }
 669     set_locked(false); /* moot at this point anyway */
 670     yield call(new RGWSimpleRadosUnlockCR(async_rados, store, obj, lock_name, cookie));
 671     return set_state(RGWCoroutine_Done);
 672   }
 673   return 0;
 674 }
 675
 676 RGWRadosTimelogAddCR::RGWRadosTimelogAddCR(RGWRados *_store, const string& _oid,
 677                       const cls_log_entry& entry) : RGWSimpleCoroutine(_store->ctx()),
 678                                                 store(_store),
 679                                                 oid(_oid), cn(NULL)
 680 {
 681   stringstream& s = set_description();
 682   s << "timelog add entry oid=" <<  oid << "entry={id=" << entry.id << ", section=" << entry.section << ", name=" << entry.name << "}";
 683   entries.push_back(entry);
 684 }
 685
 686 int RGWRadosTimelogAddCR::send_request()
 687 {
 688   set_status() << "sending request";
 689
 690   cn = stack->create_completion_notifier();
 691   return store->time_log_add(oid, entries, cn->completion(), true);
 692 }
 693
 694 int RGWRadosTimelogAddCR::request_complete()
 695 {
 696   int r = cn->completion()->get_return_value();
 697
 698   set_status() << "request complete; ret=" << r;
 699
 700   return r;
 701 }
 702
 703 RGWRadosTimelogTrimCR::RGWRadosTimelogTrimCR(RGWRados *store,
 704                                              const std::string& oid,
 705                                              const real_time& start_time,
 706                                              const real_time& end_time,
 707                                              const std::string& from_marker,
 708                                              const std::string& to_marker)
 709   : RGWSimpleCoroutine(store->ctx()), store(store), oid(oid),
 710     start_time(start_time), end_time(end_time),
 711     from_marker(from_marker), to_marker(to_marker)
 712 {
 713   set_description() << "timelog trim oid=" <<  oid
 714       << " start_time=" << start_time << " end_time=" << end_time
 715       << " from_marker=" << from_marker << " to_marker=" << to_marker;
 716 }
 717
 718 int RGWRadosTimelogTrimCR::send_request()
 719 {
 720   set_status() << "sending request";
 721
 722   cn = stack->create_completion_notifier();
 723   return store->time_log_trim(oid, start_time, end_time, from_marker,
 724                               to_marker, cn->completion());
 725 }
 726
 727 int RGWRadosTimelogTrimCR::request_complete()
 728 {
 729   int r = cn->completion()->get_return_value();
 730
 731   set_status() << "request complete; ret=" << r;
 732
 733   return r;
 734 }
 735
 736
 737 RGWSyncLogTrimCR::RGWSyncLogTrimCR(RGWRados *store, const std::string& oid,
 738                                    const std::string& to_marker,
 739                                    std::string *last_trim_marker)
 740   : RGWRadosTimelogTrimCR(store, oid, real_time{}, real_time{},
 741                           std::string{}, to_marker),
 742     cct(store->ctx()), last_trim_marker(last_trim_marker)
 743 {
 744 }
 745
 746 int RGWSyncLogTrimCR::request_complete()
 747 {
 748   int r = RGWRadosTimelogTrimCR::request_complete();
 749   if (r < 0 && r != -ENODATA) {
 750     return r;
 751   }
 752   if (*last_trim_marker < to_marker) {
 753     *last_trim_marker = to_marker;
 754   }
 755   return 0;
 756 }
 757
 758
 759 int RGWAsyncStatObj::_send_request()
 760 {
 761   rgw_raw_obj raw_obj;
 762   store->obj_to_raw(bucket_info.placement_rule, obj, &raw_obj);
 763   return store->raw_obj_stat(raw_obj, psize, pmtime, pepoch,
 764                              nullptr, nullptr, objv_tracker);
 765 }
 766
 767 RGWStatObjCR::RGWStatObjCR(RGWAsyncRadosProcessor *async_rados, RGWRados *store,
 768                            const RGWBucketInfo& _bucket_info, const rgw_obj& obj, uint64_t *psize,
 769                            real_time* pmtime, uint64_t *pepoch,
 770                            RGWObjVersionTracker *objv_tracker)
 771   : RGWSimpleCoroutine(store->ctx()), store(store), async_rados(async_rados),
 772     bucket_info(_bucket_info), obj(obj), psize(psize), pmtime(pmtime), pepoch(pepoch),
 773     objv_tracker(objv_tracker)
 774 {
 775 }
 776
 777 void RGWStatObjCR::request_cleanup()
 778 {
 779   if (req) {
 780     req->finish();
 781     req = NULL;
 782   }
 783 }
 784
 785 int RGWStatObjCR::send_request()
 786 {
 787   req = new RGWAsyncStatObj(this, stack->create_completion_notifier(),
 788                             store, bucket_info, obj, psize, pmtime, pepoch, objv_tracker);
 789   async_rados->queue(req);
 790   return 0;
 791 }
 792
 793 int RGWStatObjCR::request_complete()
 794 {
 795   return req->get_ret_status();
 796 }