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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/librbd/managed_lock/ReleaseRequest.h | |
parent | Initial commit. (diff) | |
download | ceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/librbd/managed_lock/ReleaseRequest.h')
-rw-r--r-- | src/librbd/managed_lock/ReleaseRequest.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/librbd/managed_lock/ReleaseRequest.h b/src/librbd/managed_lock/ReleaseRequest.h new file mode 100644 index 000000000..91d922282 --- /dev/null +++ b/src/librbd/managed_lock/ReleaseRequest.h @@ -0,0 +1,72 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#ifndef CEPH_LIBRBD_MANAGED_LOCK_RELEASE_REQUEST_H +#define CEPH_LIBRBD_MANAGED_LOCK_RELEASE_REQUEST_H + +#include "include/rados/librados.hpp" +#include "librbd/watcher/Types.h" +#include <string> + +class Context; +class ContextWQ; + +namespace librbd { + +class Watcher; +namespace asio { struct ContextWQ; } + +namespace managed_lock { + +template <typename ImageCtxT> +class ReleaseRequest { +private: + typedef watcher::Traits<ImageCtxT> TypeTraits; + typedef typename TypeTraits::Watcher Watcher; + +public: + static ReleaseRequest* create(librados::IoCtx& ioctx, Watcher *watcher, + asio::ContextWQ *work_queue, + const std::string& oid, + const std::string& cookie, + Context *on_finish); + + ~ReleaseRequest(); + void send(); + +private: + /** + * @verbatim + * + * <start> + * | + * v + * UNLOCK + * | + * v + * <finish> + * + * @endverbatim + */ + + ReleaseRequest(librados::IoCtx& ioctx, Watcher *watcher, + asio::ContextWQ *work_queue, const std::string& oid, + const std::string& cookie, Context *on_finish); + + librados::IoCtx& m_ioctx; + Watcher *m_watcher; + std::string m_oid; + std::string m_cookie; + Context *m_on_finish; + + void send_unlock(); + void handle_unlock(int r); + + void finish(); + +}; + +} // namespace managed_lock +} // namespace librbd + +#endif // CEPH_LIBRBD_MANAGED_LOCK_RELEASE_REQUEST_H |