113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
/*
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* AtomicRestore.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 "fdbrpc/simulator.h"
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#include "fdbclient/BackupAgent.actor.h"
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#include "fdbserver/workloads/workloads.actor.h"
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#include "fdbserver/workloads/BulkSetup.actor.h"
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#include "flow/actorcompiler.h" // This must be the last #include.
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//A workload which test the correctness of backup and restore process
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struct AtomicRestoreWorkload : TestWorkload {
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double startAfter, restoreAfter;
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Standalone<VectorRef<KeyRangeRef>> backupRanges;
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AtomicRestoreWorkload(WorkloadContext const& wcx)
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: TestWorkload(wcx) {
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startAfter = getOption(options, LiteralStringRef("startAfter"), 10.0);
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restoreAfter = getOption(options, LiteralStringRef("restoreAfter"), 20.0);
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backupRanges.push_back_deep(backupRanges.arena(), normalKeys);
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}
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virtual std::string description() {
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return "AtomicRestore";
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}
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virtual Future<Void> setup(Database const& cx) {
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return Void();
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}
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virtual Future<Void> start(Database const& cx) {
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if (clientId != 0)
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return Void();
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return _start(cx, this);
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}
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virtual Future<bool> check(Database const& cx) {
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return true;
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}
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virtual void getMetrics(vector<PerfMetric>& m) {
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}
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ACTOR static Future<Void> _start(Database cx, AtomicRestoreWorkload* self) {
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state FileBackupAgent backupAgent;
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wait( delay(self->startAfter * deterministicRandom()->random01()) );
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TraceEvent("AtomicRestore_Start");
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state std::string backupContainer = "file://simfdb/backups/";
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try {
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wait(backupAgent.submitBackup(cx, StringRef(backupContainer), deterministicRandom()->randomInt(0, 100), BackupAgentBase::getDefaultTagName(), self->backupRanges, false));
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}
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catch (Error& e) {
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if (e.code() != error_code_backup_unneeded && e.code() != error_code_backup_duplicate)
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throw;
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}
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TraceEvent("AtomicRestore_Wait");
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wait(success( backupAgent.waitBackup(cx, BackupAgentBase::getDefaultTagName(), false) ));
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TraceEvent("AtomicRestore_BackupStart");
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wait( delay(self->restoreAfter * deterministicRandom()->random01()) );
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TraceEvent("AtomicRestore_RestoreStart");
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loop {
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std::vector<Future<Version>> restores;
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if (deterministicRandom()->random01() < 0.5) {
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for (auto &range : self->backupRanges)
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restores.push_back(backupAgent.atomicRestore(cx, BackupAgentBase::getDefaultTag(), range, StringRef(), StringRef()));
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}
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else {
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restores.push_back(backupAgent.atomicRestore(cx, BackupAgentBase::getDefaultTag(), self->backupRanges, StringRef(), StringRef()));
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}
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try {
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wait(waitForAll(restores));
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break;
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}
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catch (Error& e) {
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if (e.code() != error_code_backup_unneeded && e.code() != error_code_backup_duplicate)
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throw;
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}
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wait( delay(FLOW_KNOBS->PREVENT_FAST_SPIN_DELAY) );
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}
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// SOMEDAY: Remove after backup agents can exist quiescently
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if (g_simulator.backupAgents == ISimulator::BackupToFile) {
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g_simulator.backupAgents = ISimulator::NoBackupAgents;
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}
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TraceEvent("AtomicRestore_Done");
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return Void();
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}
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};
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WorkloadFactory<AtomicRestoreWorkload> AtomicRestoreWorkloadFactory("AtomicRestore");
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