foundationdb/fdbserver/workloads/ClogSingleConnection.actor.cpp

70 lines
2.4 KiB
C++

/*
* ClogSingleConnection.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 "fdbclient/NativeAPI.actor.h"
#include "fdbserver/TesterInterface.actor.h"
#include "fdbserver/workloads/workloads.actor.h"
#include "fdbrpc/simulator.h"
#include "flow/actorcompiler.h" // This must be the last #include.
class ClogSingleConnectionWorkload : public TestWorkload {
double delaySeconds;
Optional<double> clogDuration; // If empty, clog forever
public:
static constexpr auto NAME = "ClogSingleConnection";
ClogSingleConnectionWorkload(WorkloadContext const& wcx) : TestWorkload(wcx) {
auto minDelay = getOption(options, "minDelay"_sr, 0.0);
auto maxDelay = getOption(options, "maxDelay"_sr, 10.0);
ASSERT_LE(minDelay, maxDelay);
delaySeconds = minDelay + deterministicRandom()->random01() * (maxDelay - minDelay);
if (hasOption(options, "clogDuration"_sr)) {
clogDuration = getOption(options, "clogDuration"_sr, "");
}
}
Future<Void> setup(Database const& cx) override { return Void(); }
Future<Void> start(Database const& cx) override {
if (g_network->isSimulated() && clientId == 0) {
return map(delay(delaySeconds), [this](Void _) {
clogRandomPair();
return Void();
});
} else {
return Void();
}
}
Future<bool> check(Database const& cx) override { return true; }
void getMetrics(std::vector<PerfMetric>& m) override {}
void clogRandomPair() {
auto m1 = deterministicRandom()->randomChoice(g_simulator->getAllProcesses());
auto m2 = deterministicRandom()->randomChoice(g_simulator->getAllProcesses());
if (m1->address.ip != m2->address.ip) {
g_simulator->clogPair(m1->address.ip, m2->address.ip, clogDuration.orDefault(10000));
}
}
};
WorkloadFactory<ClogSingleConnectionWorkload> ClogSingleConnectionWorkloadFactory;