diff options
Diffstat (limited to 'src/librbd/mirror/GetUuidRequest.h')
-rw-r--r-- | src/librbd/mirror/GetUuidRequest.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/librbd/mirror/GetUuidRequest.h b/src/librbd/mirror/GetUuidRequest.h new file mode 100644 index 000000000..73cc2d5b2 --- /dev/null +++ b/src/librbd/mirror/GetUuidRequest.h @@ -0,0 +1,69 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#ifndef CEPH_LIBRBD_MIRROR_GET_UUID_REQUEST_H +#define CEPH_LIBRBD_MIRROR_GET_UUID_REQUEST_H + +#include "include/buffer.h" +#include "include/rados/librados.hpp" +#include "cls/rbd/cls_rbd_types.h" + +#include <string> +#include <set> + +struct Context; + +namespace librbd { + +struct ImageCtx; + +namespace mirror { + +template <typename ImageCtxT = librbd::ImageCtx> +class GetUuidRequest { +public: + static GetUuidRequest *create(librados::IoCtx& io_ctx, + std::string* mirror_uuid, Context* on_finish) { + return new GetUuidRequest(io_ctx, mirror_uuid, on_finish); + } + + GetUuidRequest(librados::IoCtx& io_ctx, std::string* mirror_uuid, + Context* on_finish); + + void send(); + +private: + /** + * @verbatim + * + * <start> + * | + * v + * GET_MIRROR_UUID + * | + * v + * <finish> + * + * @endverbatim + */ + + librados::IoCtx m_io_ctx; + std::string* m_mirror_uuid; + Context* m_on_finish; + + CephContext* m_cct; + + bufferlist m_out_bl; + + void get_mirror_uuid(); + void handle_get_mirror_uuid(int r); + + void finish(int r); +}; + +} // namespace mirror +} // namespace librbd + +extern template class librbd::mirror::GetUuidRequest<librbd::ImageCtx>; + +#endif // CEPH_LIBRBD_MIRROR_GET_UUID_REQUEST_H |