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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#ifndef CEPH_LIBRBD_OPERATIONS_H
#define CEPH_LIBRBD_OPERATIONS_H
#include "cls/rbd/cls_rbd_types.h"
#include "include/int_types.h"
#include "librbd/exclusive_lock/Policy.h"
#include "librbd/operation/ObjectMapIterate.h"
#include <atomic>
#include <string>
#include <boost/function.hpp>
class Context;
namespace librbd {
class ImageCtx;
class ProgressContext;
template <typename ImageCtxT = ImageCtx>
class Operations {
public:
Operations(ImageCtxT &image_ctx);
int flatten(ProgressContext &prog_ctx);
void execute_flatten(ProgressContext &prog_ctx, Context *on_finish);
int rebuild_object_map(ProgressContext &prog_ctx);
void execute_rebuild_object_map(ProgressContext &prog_ctx,
Context *on_finish);
int check_object_map(ProgressContext &prog_ctx);
void check_object_map(ProgressContext &prog_ctx, Context *on_finish);
void object_map_iterate(ProgressContext &prog_ctx,
operation::ObjectIterateWork<ImageCtxT> handle_mismatch,
Context* on_finish);
int rename(const char *dstname);
void execute_rename(const std::string &dest_name, Context *on_finish);
int resize(uint64_t size, bool allow_shrink, ProgressContext& prog_ctx);
void execute_resize(uint64_t size, bool allow_shrink, ProgressContext &prog_ctx,
Context *on_finish, uint64_t journal_op_tid);
int snap_create(const cls::rbd::SnapshotNamespace &snap_namespace,
const std::string& snap_name);
void snap_create(const cls::rbd::SnapshotNamespace &snap_namespace,
const std::string& snap_name, Context *on_finish);
void execute_snap_create(const cls::rbd::SnapshotNamespace &snap_namespace,
const std::string &snap_name,
Context *on_finish,
uint64_t journal_op_tid, bool skip_object_map);
int snap_rollback(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string& snap_name,
ProgressContext& prog_ctx);
void execute_snap_rollback(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string &snap_name,
ProgressContext& prog_ctx, Context *on_finish);
int snap_remove(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string& snap_name);
void snap_remove(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string& snap_name,
Context *on_finish);
void execute_snap_remove(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string &snap_name,
Context *on_finish);
int snap_rename(const char *srcname, const char *dstname);
void execute_snap_rename(const uint64_t src_snap_id,
const std::string &dest_snap_name,
Context *on_finish);
int snap_protect(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string& snap_name);
void execute_snap_protect(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string &snap_name,
Context *on_finish);
int snap_unprotect(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string& snap_name);
void execute_snap_unprotect(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string &snap_name,
Context *on_finish);
int snap_set_limit(uint64_t limit);
void execute_snap_set_limit(uint64_t limit, Context *on_finish);
int update_features(uint64_t features, bool enabled);
void execute_update_features(uint64_t features, bool enabled,
Context *on_finish, uint64_t journal_op_tid);
int metadata_set(const std::string &key, const std::string &value);
void execute_metadata_set(const std::string &key, const std::string &value,
Context *on_finish);
int metadata_remove(const std::string &key);
void execute_metadata_remove(const std::string &key, Context *on_finish);
int migrate(ProgressContext &prog_ctx);
void execute_migrate(ProgressContext &prog_ctx, Context *on_finish);
int sparsify(size_t sparse_size, ProgressContext &prog_ctx);
void execute_sparsify(size_t sparse_size, ProgressContext &prog_ctx,
Context *on_finish);
int prepare_image_update(exclusive_lock::OperationRequestType request_type,
bool request_lock);
private:
ImageCtxT &m_image_ctx;
std::atomic<int> m_async_request_seq;
int invoke_async_request(const std::string& name,
exclusive_lock::OperationRequestType request_type,
bool permit_snapshot,
const boost::function<void(Context*)>& local,
const boost::function<void(Context*)>& remote);
};
} // namespace librbd
extern template class librbd::Operations<librbd::ImageCtx>;
#endif // CEPH_LIBRBD_OPERATIONS_H
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