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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#ifndef RBD_MIRROR_IMAGE_SYNC_TYPES_H
#define RBD_MIRROR_IMAGE_SYNC_TYPES_H
#include "cls/rbd/cls_rbd_types.h"
#include "librbd/Types.h"
#include <list>
#include <string>
#include <boost/optional.hpp>
struct Context;
namespace rbd {
namespace mirror {
namespace image_sync {
struct SyncPoint {
typedef boost::optional<uint64_t> ObjectNumber;
SyncPoint() {
}
SyncPoint(const cls::rbd::SnapshotNamespace& snap_namespace,
const std::string& snap_name,
const std::string& from_snap_name,
const ObjectNumber& object_number)
: snap_namespace(snap_namespace), snap_name(snap_name),
from_snap_name(from_snap_name), object_number(object_number) {
}
cls::rbd::SnapshotNamespace snap_namespace =
{cls::rbd::UserSnapshotNamespace{}};
std::string snap_name;
std::string from_snap_name;
ObjectNumber object_number = boost::none;
bool operator==(const SyncPoint& rhs) const {
return (snap_namespace == rhs.snap_namespace &&
snap_name == rhs.snap_name &&
from_snap_name == rhs.from_snap_name &&
object_number == rhs.object_number);
}
};
typedef std::list<SyncPoint> SyncPoints;
struct SyncPointHandler {
public:
SyncPointHandler(const SyncPointHandler&) = delete;
SyncPointHandler& operator=(const SyncPointHandler&) = delete;
virtual ~SyncPointHandler() {}
virtual void destroy() {
delete this;
}
virtual SyncPoints get_sync_points() const = 0;
virtual librbd::SnapSeqs get_snap_seqs() const = 0;
virtual void update_sync_points(const librbd::SnapSeqs& snap_seq,
const SyncPoints& sync_points,
bool sync_complete,
Context* on_finish) = 0;
protected:
SyncPointHandler() {}
};
} // namespace image_sync
} // namespace mirror
} // namespace rbd
#endif // RBD_MIRROR_IMAGE_SYNC_TYPES_H
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