foundationdb/fdbcli/ExpensiveDataCheckCommand.a...

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/*
* ExpensiveDataCheckCommand.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 "boost/algorithm/string.hpp"
#include "fdbcli/fdbcli.actor.h"
#include "fdbclient/FDBOptions.g.h"
#include "fdbclient/IClientApi.h"
#include "fdbclient/Knobs.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 {
// The command is used to send a data check request to the specified process
// The check request is accomplished by rebooting the process
ACTOR Future<bool> expensiveDataCheckCommandActor(
Reference<IDatabase> db,
Reference<ITransaction> tr,
std::vector<StringRef> tokens,
std::map<Key, std::pair<Value, ClientLeaderRegInterface>>* address_interface) {
state bool result = true;
state std::string addressesStr;
if (tokens.size() == 1) {
// initialize worker interfaces
address_interface->clear();
wait(getWorkerInterfaces(tr, address_interface, true));
}
if (tokens.size() == 1 || tokencmp(tokens[1], "list")) {
if (address_interface->size() == 0) {
printf("\nNo addresses can be checked.\n");
} else if (address_interface->size() == 1) {
printf("\nThe following address can be checked:\n");
} else {
printf("\nThe following %zu addresses can be checked:\n", address_interface->size());
}
for (auto it : *address_interface) {
printf("%s\n", printable(it.first).c_str());
}
printf("\n");
} else if (tokencmp(tokens[1], "all")) {
if (address_interface->size() == 0) {
fprintf(stderr,
"ERROR: no processes to check. You must run the `expensive_data_check "
"command before running `expensive_data_check all.\n");
} else {
std::vector<std::string> addressesVec;
for (const auto& [address, _] : *address_interface) {
addressesVec.push_back(address.toString());
}
addressesStr = boost::algorithm::join(addressesVec, ",");
// make sure we only call the interface once to send requests in parallel
int64_t checkRequestsSent = wait(safeThreadFutureToFuture(db->rebootWorker(addressesStr, true, 0)));
if (!checkRequestsSent) {
result = false;
fprintf(stderr,
"ERROR: failed to send requests to check all processes, please run the `expensive_data_check "
"command again to fetch latest addresses.\n");
} else {
printf("Attempted to kill and check %zu processes\n", address_interface->size());
}
}
} else {
state int i;
for (i = 1; i < tokens.size(); i++) {
if (!address_interface->count(tokens[i])) {
fprintf(stderr, "ERROR: process `%s' not recognized.\n", printable(tokens[i]).c_str());
result = false;
break;
}
}
if (result) {
std::vector<std::string> addressesVec;
for (i = 1; i < tokens.size(); i++) {
addressesVec.push_back(tokens[i].toString());
}
addressesStr = boost::algorithm::join(addressesVec, ",");
int64_t checkRequestsSent = wait(safeThreadFutureToFuture(db->rebootWorker(addressesStr, true, 0)));
if (!checkRequestsSent) {
result = false;
fprintf(stderr,
"ERROR: failed to send requests to check processes `%s', please run the `expensive_data_check "
"command again to fetch latest addresses.\n",
addressesStr.c_str());
} else {
printf("Attempted to kill and check %zu processes\n", tokens.size() - 1);
}
}
}
return result;
}
// hidden commands, no help text for now
CommandFactory expensiveDataCheckFactory("expensive_data_check");
} // namespace fdb_cli