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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/operation/FlattenRequest.h | |
parent | Initial commit. (diff) | |
download | ceph-upstream/18.2.2.tar.xz ceph-upstream/18.2.2.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/operation/FlattenRequest.h')
-rw-r--r-- | src/librbd/operation/FlattenRequest.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/librbd/operation/FlattenRequest.h b/src/librbd/operation/FlattenRequest.h new file mode 100644 index 000000000..ec6a38a9d --- /dev/null +++ b/src/librbd/operation/FlattenRequest.h @@ -0,0 +1,83 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +#ifndef CEPH_LIBRBD_OPERATION_FLATTEN_REQUEST_H +#define CEPH_LIBRBD_OPERATION_FLATTEN_REQUEST_H + +#include "librbd/operation/Request.h" + +namespace librbd { + +class ImageCtx; +class ProgressContext; + +namespace operation { + +template <typename ImageCtxT = ImageCtx> +class FlattenRequest : public Request<ImageCtxT> +{ +public: + FlattenRequest(ImageCtxT &image_ctx, Context *on_finish, + uint64_t start_object_no, uint64_t overlap_objects, + ProgressContext& prog_ctx) + : Request<ImageCtxT>(image_ctx, on_finish), + m_start_object_no(start_object_no), + m_overlap_objects(overlap_objects), + m_prog_ctx(prog_ctx) {} + +protected: + void send_op() override; + bool should_complete(int r) override; + + journal::Event create_event(uint64_t op_tid) const override { + return journal::FlattenEvent(op_tid); + } + +private: + /** + * @verbatim + * + * <start> + * | + * v + * FLATTEN_OBJECTS + * | + * v + * CRYPTO_FLATTEN + * | + * v + * DETACH_CHILD + * | + * v + * DETACH_PARENT + * | + * v + * <finish> + * + * @endverbatim + */ + + uint64_t m_start_object_no; + uint64_t m_overlap_objects; + ProgressContext &m_prog_ctx; + + void flatten_objects(); + void handle_flatten_objects(int r); + + + void crypto_flatten(); + void handle_crypto_flatten(int r); + + void detach_child(); + void handle_detach_child(int r); + + void detach_parent(); + void handle_detach_parent(int r); + +}; + +} // namespace operation +} // namespace librbd + +extern template class librbd::operation::FlattenRequest<librbd::ImageCtx>; + +#endif // CEPH_LIBRBD_OPERATION_FLATTEN_REQUEST_H |