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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/platform/basic.h"
#include "mongo/logger/log_component.h"
#include "mongo/logger/log_component_settings.h"
#include "mongo/logger/logger.h"
#include "mongo/platform/atomic_word.h"
#include "mongo/stdx/thread.h"
#include "mongo/unittest/barrier.h"
#include "mongo/unittest/unittest.h"
namespace {
using namespace mongo;
using namespace mongo::logger;
// This test checks that calling "shouldLog" and "setMinimumLoggedSeverity" concurrently doesn't
// cause an invariant failure, i.e. that these methods are thread-safe.
TEST(SERVER25981Test, SetSeverityShouldLogAndClear) {
unittest::Barrier startupBarrier(4);
AtomicBool running(true);
stdx::thread shouldLogThread([&]() {
startupBarrier.countDownAndWait();
while (running.load()) {
logger::globalLogDomain()->shouldLog(LogComponent::kDefault,
logger::LogSeverity::Debug(3));
}
});
stdx::thread setMinimumLoggedSeverityThreadA([&]() {
startupBarrier.countDownAndWait();
while (running.load()) {
logger::globalLogDomain()->setMinimumLoggedSeverity(LogComponent::kDefault,
logger::LogSeverity::Debug(1));
}
});
stdx::thread setMinimumLoggedSeverityThreadB([&]() {
startupBarrier.countDownAndWait();
while (running.load()) {
logger::globalLogDomain()->setMinimumLoggedSeverity(LogComponent::kDefault,
logger::LogSeverity::Log());
}
});
stdx::thread clearMinimumLoggedSeverityThread([&]() {
startupBarrier.countDownAndWait();
while (running.load()) {
logger::globalLogDomain()->clearMinimumLoggedSeverity(LogComponent::kDefault);
}
});
mongo::sleepmillis(4000);
running.store(false);
shouldLogThread.join();
setMinimumLoggedSeverityThreadA.join();
setMinimumLoggedSeverityThreadB.join();
clearMinimumLoggedSeverityThread.join();
}
} // namespace
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