diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
commit | 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch) | |
tree | e5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/librbd/trash/RemoveRequest.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 '')
-rw-r--r-- | src/librbd/trash/RemoveRequest.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/librbd/trash/RemoveRequest.h b/src/librbd/trash/RemoveRequest.h new file mode 100644 index 00000000..5f65a57c --- /dev/null +++ b/src/librbd/trash/RemoveRequest.h @@ -0,0 +1,119 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#ifndef CEPH_LIBRBD_TRASH_REMOVE_REQUEST_H +#define CEPH_LIBRBD_TRASH_REMOVE_REQUEST_H + +#include "include/utime.h" +#include "include/rados/librados.hpp" +#include "cls/rbd/cls_rbd_types.h" +#include <string> + +class CephContext; +class Context; +class ContextWQ; + +namespace librbd { + +class ProgressContext; + +struct ImageCtx; + +namespace trash { + +template <typename ImageCtxT = librbd::ImageCtx> +class RemoveRequest { +public: + static RemoveRequest* create(librados::IoCtx &io_ctx, + const std::string &image_id, + ContextWQ *op_work_queue, bool force, + ProgressContext &prog_ctx, Context *on_finish) { + return new RemoveRequest(io_ctx, image_id, op_work_queue, force, prog_ctx, + on_finish); + } + + static RemoveRequest* create(librados::IoCtx &io_ctx, ImageCtxT *image_ctx, + ContextWQ *op_work_queue, bool force, + ProgressContext &prog_ctx, Context *on_finish) { + return new RemoveRequest(io_ctx, image_ctx, op_work_queue, force, prog_ctx, + on_finish); + } + + + RemoveRequest(librados::IoCtx &io_ctx, const std::string &image_id, + ContextWQ *op_work_queue, bool force, ProgressContext &prog_ctx, + Context *on_finish) + : m_io_ctx(io_ctx), m_image_id(image_id), m_op_work_queue(op_work_queue), + m_force(force), m_prog_ctx(prog_ctx), m_on_finish(on_finish), + m_cct(reinterpret_cast<CephContext *>(io_ctx.cct())) { + } + + RemoveRequest(librados::IoCtx &io_ctx, ImageCtxT *image_ctx, + ContextWQ *op_work_queue, bool force, ProgressContext &prog_ctx, + Context *on_finish) + : m_io_ctx(io_ctx), m_image_ctx(image_ctx), m_image_id(m_image_ctx->id), + m_op_work_queue(op_work_queue), m_force(force), m_prog_ctx(prog_ctx), + m_on_finish(on_finish), + m_cct(reinterpret_cast<CephContext *>(io_ctx.cct())) { + } + + void send(); + +private: + /* + * @verbatim + * + * <start> + * | + * v + * SET_STATE (removing) * * * * * * *> CLOSE_IMAGE + * | | + * v | + * REMOVE_IMAGE * * *> SET_STATE (normal) | + * | | | + * v | | + * REMOVE_TRASH_ENTRY | | + * | | | + * v | | + * <finish> <-------------/<---------------/ + * + * @endverbatim + */ + + librados::IoCtx &m_io_ctx; + ImageCtxT *m_image_ctx = nullptr; + std::string m_image_id; + ContextWQ *m_op_work_queue; + bool m_force; + ProgressContext &m_prog_ctx; + Context *m_on_finish; + + CephContext *m_cct; + + cls::rbd::TrashImageState m_trash_set_state = + cls::rbd::TRASH_IMAGE_STATE_REMOVING; + cls::rbd::TrashImageState m_trash_expect_state = + cls::rbd::TRASH_IMAGE_STATE_NORMAL; + int m_ret_val = 0; + + void set_state(); + void handle_set_state(int r); + + void close_image(); + void handle_close_image(int r); + + void remove_image(); + void handle_remove_image(int r); + + void remove_trash_entry(); + void handle_remove_trash_entry(int r); + + void finish(int r); +}; + +} // namespace trash +} // namespace librbd + +extern template class librbd::trash::RemoveRequest<librbd::ImageCtx>; + +#endif // CEPH_LIBRBD_TRASH_REMOVE_REQUEST_H |