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Diffstat (limited to '')
-rw-r--r-- | src/librbd/journal/CreateRequest.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/librbd/journal/CreateRequest.h b/src/librbd/journal/CreateRequest.h new file mode 100644 index 00000000..c2b8cd9c --- /dev/null +++ b/src/librbd/journal/CreateRequest.h @@ -0,0 +1,106 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#ifndef CEPH_LIBRBD_JOURNAL_CREATE_REQUEST_H +#define CEPH_LIBRBD_JOURNAL_CREATE_REQUEST_H + +#include "include/int_types.h" +#include "include/buffer.h" +#include "include/rados/librados.hpp" +#include "include/rbd/librbd.hpp" +#include "common/Mutex.h" +#include "librbd/ImageCtx.h" +#include "journal/Journaler.h" +#include "librbd/journal/Types.h" +#include "librbd/journal/TypeTraits.h" +#include "cls/journal/cls_journal_types.h" + +using librados::IoCtx; +using journal::Journaler; + +class Context; +class ContextWQ; +class SafeTimer; + +namespace journal { + class Journaler; +} + +namespace librbd { + +class ImageCtx; + +namespace journal { + +template<typename ImageCtxT = ImageCtx> +class CreateRequest { +public: + static CreateRequest *create(IoCtx &ioctx, const std::string &imageid, + uint8_t order, uint8_t splay_width, + const std::string &object_pool, + uint64_t tag_class, TagData &tag_data, + const std::string &client_id, + ContextWQ *op_work_queue, Context *on_finish) { + return new CreateRequest(ioctx, imageid, order, splay_width, object_pool, + tag_class, tag_data, client_id, op_work_queue, + on_finish); + } + + void send(); + +private: + typedef typename TypeTraits<ImageCtxT>::Journaler Journaler; + + CreateRequest(IoCtx &ioctx, const std::string &imageid, uint8_t order, + uint8_t splay_width, const std::string &object_pool, + uint64_t tag_class, TagData &tag_data, + const std::string &client_id, ContextWQ *op_work_queue, + Context *on_finish); + + IoCtx &m_ioctx; + std::string m_image_id; + uint8_t m_order; + uint8_t m_splay_width; + std::string m_object_pool; + uint64_t m_tag_class; + TagData m_tag_data; + std::string m_image_client_id; + ContextWQ *m_op_work_queue; + Context *m_on_finish; + + CephContext *m_cct; + cls::journal::Tag m_tag; + bufferlist m_bl; + Journaler *m_journaler; + SafeTimer *m_timer; + Mutex *m_timer_lock; + int m_r_saved; + + int64_t m_pool_id = -1; + + void get_pool_id(); + + void create_journal(); + Context *handle_create_journal(int *result); + + void allocate_journal_tag(); + Context *handle_journal_tag(int *result); + + void register_client(); + Context *handle_register_client(int *result); + + void shut_down_journaler(int r); + Context *handle_journaler_shutdown(int *result); + + void remove_journal(); + Context *handle_remove_journal(int *result); + + void complete(int r); +}; + +} // namespace journal +} // namespace librbd + +extern template class librbd::journal::CreateRequest<librbd::ImageCtx>; + +#endif /* CEPH_LIBRBD_JOURNAL_CREATE_REQUEST_H */ |