X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Flibrbd%2Foperation%2FSnapshotUnprotectRequest.h;fp=src%2Fceph%2Fsrc%2Flibrbd%2Foperation%2FSnapshotUnprotectRequest.h;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=19cc6d32b77c61957f99c5066f409880ac347117;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/src/librbd/operation/SnapshotUnprotectRequest.h b/src/ceph/src/librbd/operation/SnapshotUnprotectRequest.h deleted file mode 100644 index 19cc6d3..0000000 --- a/src/ceph/src/librbd/operation/SnapshotUnprotectRequest.h +++ /dev/null @@ -1,94 +0,0 @@ -// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- -// vim: ts=8 sw=2 smarttab - -#ifndef CEPH_LIBRBD_OPERATION_SNAPSHOT_UNPROTECT_REQUEST_H -#define CEPH_LIBRBD_OPERATION_SNAPSHOT_UNPROTECT_REQUEST_H - -#include "librbd/operation/Request.h" -#include - -class Context; - -namespace librbd { - -class ImageCtx; - -namespace operation { - -template -class SnapshotUnprotectRequest : public Request { -public: - /** - * Snap Unprotect goes through the following state machine: - * - * @verbatim - * - * - * | - * v - * STATE_UNPROTECT_SNAP_START - * | - * v - * STATE_SCAN_POOL_CHILDREN * * * * > STATE_UNPROTECT_SNAP_ROLLBACK - * | | - * v | - * STATE_UNPROTECT_SNAP_FINISH | - * | | - * v | - * <----------------------------/ - * - * @endverbatim - * - * If the unprotect operation needs to abort, the error path is followed - * to rollback the unprotect in-progress status on the image. - */ - enum State { - STATE_UNPROTECT_SNAP_START, - STATE_SCAN_POOL_CHILDREN, - STATE_UNPROTECT_SNAP_FINISH, - STATE_UNPROTECT_SNAP_ROLLBACK - }; - - SnapshotUnprotectRequest(ImageCtxT &image_ctx, Context *on_finish, - const cls::rbd::SnapshotNamespace &snap_namespace, - const std::string &snap_name); - -protected: - void send_op() override; - bool should_complete(int r) override; - - int filter_return_code(int r) const override { - if (m_ret_val < 0) { - return m_ret_val; - } - return 0; - } - - journal::Event create_event(uint64_t op_tid) const override { - return journal::SnapUnprotectEvent(op_tid, m_snap_namespace, m_snap_name); - } - -private: - cls::rbd::SnapshotNamespace m_snap_namespace; - std::string m_snap_name; - State m_state; - - int m_ret_val; - uint64_t m_snap_id; - - bool should_complete_error(); - - void send_unprotect_snap_start(); - void send_scan_pool_children(); - void send_unprotect_snap_finish(); - void send_unprotect_snap_rollback(); - - int verify_and_send_unprotect_snap_start(); -}; - -} // namespace operation -} // namespace librbd - -extern template class librbd::operation::SnapshotUnprotectRequest; - -#endif // CEPH_LIBRBD_OPERATION_SNAPSHOT_UNPROTECT_REQUEST_H