70 lines
2.7 KiB
C++
70 lines
2.7 KiB
C++
/*
|
|
* ConsistencyCheckCommand.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 "fdbcli/fdbcli.actor.h"
|
|
|
|
#include "fdbclient/FDBOptions.g.h"
|
|
#include "fdbclient/IClientApi.h"
|
|
|
|
#include "flow/Arena.h"
|
|
#include "flow/FastRef.h"
|
|
#include "flow/ThreadHelper.actor.h"
|
|
#include "flow/actorcompiler.h" // This must be the last #include.
|
|
|
|
namespace fdb_cli {
|
|
|
|
const KeyRef consistencyCheckSpecialKey = "\xff\xff/management/consistency_check_suspended"_sr;
|
|
|
|
ACTOR Future<bool> consistencyCheckCommandActor(Reference<ITransaction> tr,
|
|
std::vector<StringRef> tokens,
|
|
bool intrans) {
|
|
// Here we do not proceed in a try-catch loop since the transaction is always supposed to succeed.
|
|
// If not, the outer loop catch block(fdbcli.actor.cpp) will handle the error and print out the error message
|
|
tr->setOption(FDBTransactionOptions::SPECIAL_KEY_SPACE_ENABLE_WRITES);
|
|
if (tokens.size() == 1) {
|
|
// hold the returned standalone object's memory
|
|
state ThreadFuture<Optional<Value>> suspendedF = tr->get(consistencyCheckSpecialKey);
|
|
Optional<Value> suspended = wait(safeThreadFutureToFuture(suspendedF));
|
|
printf("ConsistencyCheck is %s\n", suspended.present() ? "off" : "on");
|
|
} else if (tokens.size() == 2 && tokencmp(tokens[1], "off")) {
|
|
tr->set(consistencyCheckSpecialKey, Value());
|
|
if (!intrans)
|
|
wait(safeThreadFutureToFuture(tr->commit()));
|
|
} else if (tokens.size() == 2 && tokencmp(tokens[1], "on")) {
|
|
tr->clear(consistencyCheckSpecialKey);
|
|
if (!intrans)
|
|
wait(safeThreadFutureToFuture(tr->commit()));
|
|
} else {
|
|
printUsage(tokens[0]);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
CommandFactory consistencyCheckFactory(
|
|
"consistencycheck",
|
|
CommandHelp(
|
|
"consistencycheck [on|off]",
|
|
"permits or prevents consistency checking",
|
|
"Calling this command with `on' permits consistency check processes to run and `off' will halt their checking. "
|
|
"Calling this command with no arguments will display if consistency checking is currently allowed.\n"));
|
|
|
|
} // namespace fdb_cli
|