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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
commit | 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch) | |
tree | e5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/rgw/rgw_period_pusher.h | |
parent | Initial commit. (diff) | |
download | ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.tar.xz ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.zip |
Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/rgw/rgw_period_pusher.h')
-rw-r--r-- | src/rgw/rgw_period_pusher.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/rgw/rgw_period_pusher.h b/src/rgw/rgw_period_pusher.h new file mode 100644 index 00000000..fdadd226 --- /dev/null +++ b/src/rgw/rgw_period_pusher.h @@ -0,0 +1,56 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#ifndef RGW_PERIOD_PUSHER_H +#define RGW_PERIOD_PUSHER_H + +#include <memory> +#include <mutex> +#include <vector> + +#include "rgw_realm_reloader.h" + +class RGWRados; +class RGWPeriod; + +// RGWRealmNotify payload for push coordination +using RGWZonesNeedPeriod = RGWPeriod; + +/** + * RGWPeriodPusher coordinates with other nodes via the realm watcher to manage + * the responsibility for pushing period updates to other zones or zonegroups. + */ +class RGWPeriodPusher final : public RGWRealmWatcher::Watcher, + public RGWRealmReloader::Pauser { + public: + explicit RGWPeriodPusher(RGWRados* store); + ~RGWPeriodPusher() override; + + /// respond to realm notifications by pushing new periods to other zones + void handle_notify(RGWRealmNotify type, bufferlist::const_iterator& p) override; + + /// avoid accessing RGWRados while dynamic reconfiguration is in progress. + /// notifications will be enqueued until resume() + void pause() override; + + /// continue processing notifications with a new RGWRados instance + void resume(RGWRados* store) override; + + private: + void handle_notify(RGWZonesNeedPeriod&& period); + + CephContext *const cct; + RGWRados* store; + + std::mutex mutex; + epoch_t realm_epoch{0}; //< the current realm epoch being sent + epoch_t period_epoch{0}; //< the current period epoch being sent + + /// while paused for reconfiguration, we need to queue up notifications + std::vector<RGWZonesNeedPeriod> pending_periods; + + class CRThread; //< contains thread, coroutine manager, http manager + std::unique_ptr<CRThread> cr_thread; //< thread to run the push coroutines +}; + +#endif // RGW_PERIOD_PUSHER_H |