foundationdb/fdbserver/RestoreUtil.h

114 lines
3.2 KiB
C++

/*
* RestoreUtil.h
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// This file defines the commonly used data structure and functions
// that are used by both RestoreWorker and RestoreRoles(Controller, Loader, and Applier)
#ifndef FDBSERVER_RESTOREUTIL_H
#define FDBSERVER_RESTOREUTIL_H
#pragma once
#include "fdbclient/Tuple.h"
#include "fdbclient/CommitTransaction.h"
#include "fdbclient/RestoreInterface.h"
#include "flow/flow.h"
#include "fdbrpc/TimedRequest.h"
#include "fdbrpc/fdbrpc.h"
#include "fdbrpc/IAsyncFile.h"
#include "fdbrpc/Stats.h"
#include <cstdint>
#include <cstdarg>
#define SevFRMutationInfo SevVerbose
//#define SevFRMutationInfo SevInfo
#define SevFRDebugInfo SevVerbose
//#define SevFRDebugInfo SevInfo
struct VersionedMutation {
MutationRef mutation;
LogMessageVersion version;
VersionedMutation() = default;
explicit VersionedMutation(MutationRef mutation, LogMessageVersion version)
: mutation(mutation), version(version) {}
explicit VersionedMutation(Arena& arena, const VersionedMutation& vm)
: mutation(arena, vm.mutation), version(vm.version) {}
template <class Ar>
void serialize(Ar& ar) {
serializer(ar, mutation, version);
}
};
struct SampledMutation {
KeyRef key;
long size;
explicit SampledMutation(KeyRef key, long size) : key(key), size(size) {}
explicit SampledMutation(Arena& arena, const SampledMutation& sm) : key(arena, sm.key), size(sm.size) {}
SampledMutation() = default;
int totalSize() { return key.size() + sizeof(size); }
template <class Ar>
void serialize(Ar& ar) {
serializer(ar, key, size);
}
};
using MutationsVec = Standalone<VectorRef<MutationRef>>;
using LogMessageVersionVec = Standalone<VectorRef<LogMessageVersion>>;
using VersionedMutationsVec = Standalone<VectorRef<VersionedMutation>>;
using SampledMutationsVec = Standalone<VectorRef<SampledMutation>>;
enum class RestoreRole { Invalid = 0, Controller = 1, Loader, Applier };
std::string getRoleStr(RestoreRole role);
extern const std::vector<std::string> RestoreRoleStr;
extern int numRoles;
std::string getHexString(StringRef input);
bool debugFRMutation(const char* context, Version version, MutationRef const& mutation);
struct RestoreSimpleRequest : TimedRequest {
constexpr static FileIdentifier file_identifier = 16448937;
ReplyPromise<RestoreCommonReply> reply;
RestoreSimpleRequest() = default;
template <class Ar>
void serialize(Ar& ar) {
serializer(ar, reply);
}
std::string toString() const {
std::stringstream ss;
ss << "RestoreSimpleRequest";
return ss.str();
}
};
bool isRangeMutation(MutationRef m);
#endif // FDBSERVER_RESTOREUTIL_H