foundationdb/fdbserver/ServerCheckpoint.actor.cpp

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/*
*ServerCheckpoint.actor.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2022 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.
*/
#include "fdbserver/ServerCheckpoint.actor.h"
#include "fdbserver/RocksDBCheckpointUtils.actor.h"
#include "flow/actorcompiler.h" // has to be last include
ICheckpointReader* newCheckpointReader(const CheckpointMetaData& checkpoint, UID logID) {
if (checkpoint.getFormat() == RocksDBColumnFamily) {
return newRocksDBCheckpointReader(checkpoint, logID);
} else if (checkpoint.getFormat() == RocksDB) {
throw not_implemented();
} else {
ASSERT(false);
}
return nullptr;
}
ACTOR Future<Void> deleteCheckpoint(CheckpointMetaData checkpoint) {
wait(delay(0, TaskPriority::FetchKeys));
if (checkpoint.getFormat() == RocksDBColumnFamily) {
wait(deleteRocksCFCheckpoint(checkpoint));
} else if (checkpoint.getFormat() == RocksDB) {
throw not_implemented();
} else {
ASSERT(false);
}
return Void();
}
ACTOR Future<CheckpointMetaData> fetchCheckpoint(Database cx,
CheckpointMetaData initialState,
std::string dir,
std::function<Future<Void>(const CheckpointMetaData&)> cFun) {
state CheckpointMetaData result;
if (initialState.getFormat() == RocksDBColumnFamily) {
CheckpointMetaData _result = wait(fetchRocksDBCheckpoint(cx, initialState, dir, cFun));
result = _result;
} else if (initialState.getFormat() == RocksDB) {
throw not_implemented();
} else {
ASSERT(false);
}
return result;
}