ceph/src/rgw/rgw_sync_module_log.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab ft=cpp
   3
   4 #include "rgw_common.h"
   5 #include "rgw_coroutine.h"
   6 #include "rgw_cr_rados.h"
   7 #include "rgw_sync_module.h"
   8 #include "rgw_data_sync.h"
   9 #include "rgw_sync_module_log.h"
  10
  11 #define dout_subsys ceph_subsys_rgw
  12
  13 class RGWLogStatRemoteObjCBCR : public RGWStatRemoteObjCBCR {
  14 public:
  15   RGWLogStatRemoteObjCBCR(RGWDataSyncCtx *_sc,
  16                           rgw_bucket& _src_bucket, rgw_obj_key& _key) : RGWStatRemoteObjCBCR(_sc, _src_bucket, _key) {}
  17   int operate(const DoutPrefixProvider *dpp) override {
  18     ldpp_dout(dpp, 0) << "SYNC_LOG: stat of remote obj: z=" << sc->source_zone
  19                             << " b=" << src_bucket << " k=" << key << " size=" << size << " mtime=" << mtime
  20                             << " attrs=" << attrs << dendl;
  21     return set_cr_done();
  22   }
  23
  24 };
  25
  26 class RGWLogStatRemoteObjCR : public RGWCallStatRemoteObjCR {
  27 public:
  28   RGWLogStatRemoteObjCR(RGWDataSyncCtx *_sc,
  29                         rgw_bucket& _src_bucket, rgw_obj_key& _key) : RGWCallStatRemoteObjCR(_sc, _src_bucket, _key) {
  30   }
  31
  32   ~RGWLogStatRemoteObjCR() override {}
  33
  34   RGWStatRemoteObjCBCR *allocate_callback() override {
  35     return new RGWLogStatRemoteObjCBCR(sc, src_bucket, key);
  36   }
  37 };
  38
  39 class RGWLogDataSyncModule : public RGWDataSyncModule {
  40   string prefix;
  41 public:
  42   explicit RGWLogDataSyncModule(const string& _prefix) : prefix(_prefix) {}
  43
  44   RGWCoroutine *sync_object(RGWDataSyncCtx *sc, rgw_bucket_sync_pipe& sync_pipe, rgw_obj_key& key, std::optional<uint64_t> versioned_epoch, rgw_zone_set *zones_trace) override {
  45     ldout(sc->cct, 0) << prefix << ": SYNC_LOG: sync_object: b=" << sync_pipe.info.source_bs.bucket << " k=" << key << " versioned_epoch=" << versioned_epoch.value_or(0) << dendl;
  46     return new RGWLogStatRemoteObjCR(sc, sync_pipe.info.source_bs.bucket, key);
  47   }
  48   RGWCoroutine *remove_object(RGWDataSyncCtx *sc, rgw_bucket_sync_pipe& sync_pipe, rgw_obj_key& key, real_time& mtime, bool versioned, uint64_t versioned_epoch, rgw_zone_set *zones_trace) override {
  49     ldout(sc->cct, 0) << prefix << ": SYNC_LOG: rm_object: b=" << sync_pipe.info.source_bs.bucket << " k=" << key << " mtime=" << mtime << " versioned=" << versioned << " versioned_epoch=" << versioned_epoch << dendl;
  50     return NULL;
  51   }
  52   RGWCoroutine *create_delete_marker(RGWDataSyncCtx *sc, rgw_bucket_sync_pipe& sync_pipe, rgw_obj_key& key, real_time& mtime,
  53                                      rgw_bucket_entry_owner& owner, bool versioned, uint64_t versioned_epoch, rgw_zone_set *zones_trace) override {
  54     ldout(sc->cct, 0) << prefix << ": SYNC_LOG: create_delete_marker: b=" << sync_pipe.info.source_bs.bucket << " k=" << key << " mtime=" << mtime
  55                             << " versioned=" << versioned << " versioned_epoch=" << versioned_epoch << dendl;
  56     return NULL;
  57   }
  58 };
  59
  60 class RGWLogSyncModuleInstance : public RGWSyncModuleInstance {
  61   RGWLogDataSyncModule data_handler;
  62 public:
  63   explicit RGWLogSyncModuleInstance(const string& prefix) : data_handler(prefix) {}
  64   RGWDataSyncModule *get_data_handler() override {
  65     return &data_handler;
  66   }
  67 };
  68
  69 int RGWLogSyncModule::create_instance(CephContext *cct, const JSONFormattable& config, RGWSyncModuleInstanceRef *instance) {
  70   string prefix = config["prefix"];
  71   instance->reset(new RGWLogSyncModuleInstance(prefix));
  72   return 0;
  73 }
  74