72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
/*
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* ClogSingleConnection.actor.cpp
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "fdbclient/NativeAPI.actor.h"
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#include "fdbserver/TesterInterface.actor.h"
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#include "fdbserver/workloads/workloads.actor.h"
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#include "fdbrpc/simulator.h"
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#include "flow/actorcompiler.h" // This must be the last #include.
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class ClogSingleConnectionWorkload : public TestWorkload {
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double delaySeconds;
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Optional<double> clogDuration; // If empty, clog forever
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public:
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ClogSingleConnectionWorkload(WorkloadContext const& wcx) : TestWorkload(wcx) {
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auto minDelay = getOption(options, "minDelay"_sr, 0.0);
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auto maxDelay = getOption(options, "maxDelay"_sr, 10.0);
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ASSERT_LE(minDelay, maxDelay);
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delaySeconds = minDelay + deterministicRandom()->random01() * (maxDelay - minDelay);
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if (hasOption(options, "clogDuration"_sr)) {
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clogDuration = getOption(options, "clogDuration"_sr, "");
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}
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}
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std::string description() const override {
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return g_network->isSimulated() ? "ClogSingleConnection" : "NoClogging";
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}
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Future<Void> setup(Database const& cx) override { return Void(); }
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Future<Void> start(Database const& cx) override {
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if (g_network->isSimulated() && clientId == 0) {
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return map(delay(delaySeconds), [this](Void _) {
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clogRandomPair();
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return Void();
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});
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} else {
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return Void();
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}
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}
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Future<bool> check(Database const& cx) override { return true; }
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void getMetrics(std::vector<PerfMetric>& m) override {}
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void clogRandomPair() {
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auto m1 = deterministicRandom()->randomChoice(g_simulator.getAllProcesses());
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auto m2 = deterministicRandom()->randomChoice(g_simulator.getAllProcesses());
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if (m1->address.ip != m2->address.ip) {
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g_simulator.clogPair(m1->address.ip, m2->address.ip, clogDuration.orDefault(10000));
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}
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}
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};
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WorkloadFactory<ClogSingleConnectionWorkload> ClogSingleConnectionWorkloadFactory("ClogSingleConnection");
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