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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_MIGRATION_SOURCE_SPEC_BUILDER_H
#define CEPH_LIBRBD_MIGRATION_SOURCE_SPEC_BUILDER_H
#include "include/int_types.h"
#include <json_spirit/json_spirit.h>
#include <memory>
#include <optional>
#include <string>
struct Context;
namespace librbd {
struct ImageCtx;
namespace migration {
struct FormatInterface;
struct SnapshotInterface;
struct StreamInterface;
template <typename ImageCtxT>
class SourceSpecBuilder {
public:
SourceSpecBuilder(ImageCtxT* image_ctx) : m_image_ctx(image_ctx) {
}
int parse_source_spec(const std::string& source_spec,
json_spirit::mObject* source_spec_object) const;
int build_format(const json_spirit::mObject& format_object, bool import_only,
std::unique_ptr<FormatInterface>* format) const;
int build_snapshot(const json_spirit::mObject& source_spec_object,
uint64_t index,
std::shared_ptr<SnapshotInterface>* snapshot) const;
int build_stream(const json_spirit::mObject& source_spec_object,
std::shared_ptr<StreamInterface>* stream) const;
private:
ImageCtxT* m_image_ctx;
};
} // namespace migration
} // namespace librbd
extern template class librbd::migration::SourceSpecBuilder<librbd::ImageCtx>;
#endif // CEPH_LIBRBD_MIGRATION_SOURCE_SPEC_BUILDER_H
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