// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- // vim: ts=8 sw=2 smarttab #ifndef CEPHFS_MIRROR_WATCHER_REWATCH_REQUEST_H #define CEPHFS_MIRROR_WATCHER_REWATCH_REQUEST_H #include "common/ceph_mutex.h" #include "include/int_types.h" #include "include/rados/librados.hpp" struct Context; namespace cephfs { namespace mirror { namespace watcher { // Rewatch an existing watch -- the watch can be in an operatioal // or error state. class RewatchRequest { public: static RewatchRequest *create(librados::IoCtx &ioctx, const std::string &oid, ceph::shared_mutex &watch_lock, librados::WatchCtx2 *watch_ctx, uint64_t *watch_handle, Context *on_finish) { return new RewatchRequest(ioctx, oid, watch_lock, watch_ctx, watch_handle, on_finish); } RewatchRequest(librados::IoCtx &ioctx, const std::string &oid, ceph::shared_mutex &watch_lock, librados::WatchCtx2 *watch_ctx, uint64_t *watch_handle, Context *on_finish); void send(); private: librados::IoCtx& m_ioctx; std::string m_oid; ceph::shared_mutex &m_lock; librados::WatchCtx2 *m_watch_ctx; uint64_t *m_watch_handle; Context *m_on_finish; uint64_t m_rewatch_handle = 0; void unwatch(); void handle_unwatch(int r); void rewatch(); void handle_rewatch(int r); void finish(int r); }; } // namespace watcher } // namespace mirror } // namespace cephfs #endif // CEPHFS_MIRROR_WATCHER_REWATCH_REQUEST_H