752 lines
29 KiB
C++
752 lines
29 KiB
C++
/*
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* BackupToDBCorrectness.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 2013-2022 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 "fdbclient/ClusterConnectionMemoryRecord.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. The
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// database must be idle after the restore completes, and this workload checks
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// that the restore range does not change post restore.
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struct BackupToDBCorrectnessWorkload : TestWorkload {
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double backupAfter, abortAndRestartAfter, restoreAfter;
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double backupStartAt, restoreStartAfterBackupFinished, stopDifferentialAfter;
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Key backupTag, restoreTag;
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Key backupPrefix, extraPrefix;
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bool beforePrefix;
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int backupRangesCount, backupRangeLengthMax;
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bool differentialBackup, performRestore, agentRequest;
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Standalone<VectorRef<KeyRangeRef>> backupRanges;
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static int drAgentRequests;
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Database extraDB;
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LockDB locked{ false };
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bool shareLogRange;
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UID destUid;
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BackupToDBCorrectnessWorkload(WorkloadContext const& wcx) : TestWorkload(wcx) {
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locked.set(sharedRandomNumber % 2);
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backupAfter = getOption(options, LiteralStringRef("backupAfter"), 10.0);
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restoreAfter = getOption(options, LiteralStringRef("restoreAfter"), 35.0);
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performRestore = getOption(options, LiteralStringRef("performRestore"), true);
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backupTag = getOption(options, LiteralStringRef("backupTag"), BackupAgentBase::getDefaultTag());
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restoreTag = getOption(options, LiteralStringRef("restoreTag"), LiteralStringRef("restore"));
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backupPrefix = getOption(options, LiteralStringRef("backupPrefix"), StringRef());
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backupRangesCount = getOption(options,
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LiteralStringRef("backupRangesCount"),
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5); // tests can hangs if set higher than 1 + BACKUP_MAP_KEY_LOWER_LIMIT
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backupRangeLengthMax = getOption(options, LiteralStringRef("backupRangeLengthMax"), 1);
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abortAndRestartAfter =
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getOption(options,
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LiteralStringRef("abortAndRestartAfter"),
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(!locked && deterministicRandom()->random01() < 0.5)
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? deterministicRandom()->random01() * (restoreAfter - backupAfter) + backupAfter
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: 0.0);
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differentialBackup = getOption(
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options, LiteralStringRef("differentialBackup"), deterministicRandom()->random01() < 0.5 ? true : false);
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stopDifferentialAfter =
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getOption(options,
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LiteralStringRef("stopDifferentialAfter"),
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differentialBackup ? deterministicRandom()->random01() *
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(restoreAfter - std::max(abortAndRestartAfter, backupAfter)) +
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std::max(abortAndRestartAfter, backupAfter)
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: 0.0);
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agentRequest = getOption(options, LiteralStringRef("simDrAgents"), true);
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shareLogRange = getOption(options, LiteralStringRef("shareLogRange"), false);
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// Use sharedRandomNumber if shareLogRange is true so that we can ensure backup and DR both backup the same
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// range
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beforePrefix = shareLogRange ? (sharedRandomNumber & 1) : (deterministicRandom()->random01() < 0.5);
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if (beforePrefix) {
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extraPrefix = backupPrefix.withPrefix(LiteralStringRef("\xfe\xff\xfe"));
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backupPrefix = backupPrefix.withPrefix(LiteralStringRef("\xfe\xff\xff"));
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} else {
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extraPrefix = backupPrefix.withPrefix(LiteralStringRef("\x00\x00\x01"));
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backupPrefix = backupPrefix.withPrefix(LiteralStringRef("\x00\x00\00"));
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}
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ASSERT(backupPrefix != StringRef());
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KeyRef beginRange;
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KeyRef endRange;
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UID randomID = nondeterministicRandom()->randomUniqueID();
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if (shareLogRange) {
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if (beforePrefix)
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backupRanges.push_back_deep(backupRanges.arena(),
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KeyRangeRef(normalKeys.begin, LiteralStringRef("\xfe\xff\xfe")));
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else
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backupRanges.push_back_deep(backupRanges.arena(),
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KeyRangeRef(strinc(LiteralStringRef("\x00\x00\x01")), normalKeys.end));
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} else if (backupRangesCount <= 0) {
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if (beforePrefix)
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backupRanges.push_back_deep(backupRanges.arena(),
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KeyRangeRef(normalKeys.begin, std::min(backupPrefix, extraPrefix)));
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else
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backupRanges.push_back_deep(backupRanges.arena(),
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KeyRangeRef(strinc(std::max(backupPrefix, extraPrefix)), normalKeys.end));
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} else {
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// Add backup ranges
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for (int rangeLoop = 0; rangeLoop < backupRangesCount; rangeLoop++) {
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// Get a random range of a random sizes
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beginRange = KeyRef(backupRanges.arena(),
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deterministicRandom()->randomAlphaNumeric(
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deterministicRandom()->randomInt(1, backupRangeLengthMax + 1)));
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endRange = KeyRef(backupRanges.arena(),
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deterministicRandom()->randomAlphaNumeric(
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deterministicRandom()->randomInt(1, backupRangeLengthMax + 1)));
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// Add the range to the array
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backupRanges.push_back_deep(backupRanges.arena(),
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(beginRange < endRange) ? KeyRangeRef(beginRange, endRange)
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: KeyRangeRef(endRange, beginRange));
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// Track the added range
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TraceEvent("BackupCorrectness_Range", randomID)
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.detail("RangeBegin", (beginRange < endRange) ? printable(beginRange) : printable(endRange))
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.detail("RangeEnd", (beginRange < endRange) ? printable(endRange) : printable(beginRange));
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}
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}
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auto extraFile = makeReference<ClusterConnectionMemoryRecord>(*g_simulator.extraDB);
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extraDB = Database::createDatabase(extraFile, -1);
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TraceEvent("BARW_Start").detail("Locked", locked);
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}
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std::string description() const override { return "BackupToDBCorrectness"; }
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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 (clientId != 0)
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return Void();
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return _start(cx, this);
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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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// Reads a series of key ranges and returns each range.
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ACTOR static Future<std::vector<RangeResult>> readRanges(Database cx,
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Standalone<VectorRef<KeyRangeRef>> ranges,
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StringRef removePrefix) {
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loop {
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state Transaction tr(cx);
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try {
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state std::vector<Future<RangeResult>> results;
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for (auto& range : ranges) {
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results.push_back(tr.getRange(range.removePrefix(removePrefix), 1000));
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}
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wait(waitForAll(results));
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std::vector<RangeResult> ret;
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for (auto result : results) {
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ret.push_back(result.get());
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}
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return ret;
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} catch (Error& e) {
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wait(tr.onError(e));
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}
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}
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}
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ACTOR static Future<Void> diffRanges(Standalone<VectorRef<KeyRangeRef>> ranges,
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StringRef backupPrefix,
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Database src,
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Database dest) {
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state int rangeIndex;
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for (rangeIndex = 0; rangeIndex < ranges.size(); ++rangeIndex) {
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state KeyRangeRef range = ranges[rangeIndex];
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state Key begin = range.begin;
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loop {
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state Transaction tr(src);
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state Transaction tr2(dest);
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try {
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loop {
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state Future<RangeResult> srcFuture = tr.getRange(KeyRangeRef(begin, range.end), 1000);
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state Future<RangeResult> bkpFuture =
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tr2.getRange(KeyRangeRef(begin, range.end).withPrefix(backupPrefix), 1000);
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wait(success(srcFuture) && success(bkpFuture));
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auto src = srcFuture.get().begin();
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auto bkp = bkpFuture.get().begin();
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while (src != srcFuture.get().end() && bkp != bkpFuture.get().end()) {
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KeyRef bkpKey = bkp->key.substr(backupPrefix.size());
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if (src->key != bkpKey && src->value != bkp->value) {
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TraceEvent(SevError, "MismatchKeyAndValue")
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.detail("SrcKey", printable(src->key))
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.detail("SrcVal", printable(src->value))
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.detail("BkpKey", printable(bkpKey))
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.detail("BkpVal", printable(bkp->value));
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} else if (src->key != bkpKey) {
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TraceEvent(SevError, "MismatchKey")
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.detail("SrcKey", printable(src->key))
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.detail("SrcVal", printable(src->value))
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.detail("BkpKey", printable(bkpKey))
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.detail("BkpVal", printable(bkp->value));
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} else if (src->value != bkp->value) {
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TraceEvent(SevError, "MismatchValue")
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.detail("SrcKey", printable(src->key))
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.detail("SrcVal", printable(src->value))
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.detail("BkpKey", printable(bkpKey))
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.detail("BkpVal", printable(bkp->value));
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}
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begin = std::min(src->key, bkpKey);
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if (src->key == bkpKey) {
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++src;
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++bkp;
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} else if (src->key < bkpKey) {
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++src;
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} else {
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++bkp;
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}
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}
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while (src != srcFuture.get().end() && !bkpFuture.get().more) {
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TraceEvent(SevError, "MissingBkpKey")
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.detail("SrcKey", printable(src->key))
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.detail("SrcVal", printable(src->value));
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begin = src->key;
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++src;
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}
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while (bkp != bkpFuture.get().end() && !srcFuture.get().more) {
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TraceEvent(SevError, "MissingSrcKey")
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.detail("BkpKey", printable(bkp->key.substr(backupPrefix.size())))
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.detail("BkpVal", printable(bkp->value));
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begin = bkp->key;
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++bkp;
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}
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if (!srcFuture.get().more && !bkpFuture.get().more) {
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break;
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}
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begin = keyAfter(begin);
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}
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break;
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} catch (Error& e) {
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wait(tr.onError(e));
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}
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}
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}
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return Void();
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}
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ACTOR static Future<Void> doBackup(BackupToDBCorrectnessWorkload* self,
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double startDelay,
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DatabaseBackupAgent* backupAgent,
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Database cx,
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Key tag,
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Standalone<VectorRef<KeyRangeRef>> backupRanges,
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double stopDifferentialDelay,
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Promise<Void> submitted) {
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state UID randomID = nondeterministicRandom()->randomUniqueID();
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state Future<Void> stopDifferentialFuture = delay(stopDifferentialDelay);
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wait(delay(startDelay));
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if (startDelay || BUGGIFY) {
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TraceEvent("BARW_DoBackupAbortBackup1", randomID)
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.detail("Tag", printable(tag))
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.detail("StartDelay", startDelay);
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try {
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wait(backupAgent->abortBackup(cx, tag));
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} catch (Error& e) {
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TraceEvent("BARW_DoBackupAbortBackupException", randomID).error(e).detail("Tag", printable(tag));
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if (e.code() != error_code_backup_unneeded)
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throw;
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}
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wait(backupAgent->unlockBackup(cx, tag));
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}
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// In prior versions of submitBackup, we have seen a rare bug where
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// submitBackup results in a commit_unknown_result, causing the backup
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// to retry when in fact it had successfully completed. On the retry,
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// the range being backed up into was checked to make sure it was
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// empty, and this check was failing because the backup had succeeded
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// the first time. The old solution for this was to clear the backup
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// range in the same transaction as the backup, but now we have
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// switched to passing a "pre-backup action" to either verify the range
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// being backed up into is empty, or clearing it first.
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TraceEvent("BARW_DoBackupClearAndSubmitBackup", randomID)
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.detail("Tag", printable(tag))
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.detail("StopWhenDone", stopDifferentialDelay ? "False" : "True");
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try {
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try {
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wait(backupAgent->submitBackup(cx,
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tag,
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backupRanges,
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StopWhenDone{ !stopDifferentialDelay },
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self->backupPrefix,
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StringRef(),
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LockDB{ self->locked },
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DatabaseBackupAgent::PreBackupAction::CLEAR));
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} catch (Error& e) {
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TraceEvent("BARW_SubmitBackup1Exception", randomID).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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}
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} catch (Error& e) {
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TraceEvent("BARW_DoBackupSubmitBackupException", randomID).error(e).detail("Tag", printable(tag));
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if (e.code() != error_code_backup_unneeded && e.code() != error_code_backup_duplicate) {
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throw e;
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}
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}
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submitted.send(Void());
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state UID logUid = wait(backupAgent->getLogUid(cx, tag));
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// Stop the differential backup, if enabled
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if (stopDifferentialDelay) {
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TEST(!stopDifferentialFuture.isReady()); // Restore starts at specified time - stopDifferential not ready
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wait(stopDifferentialFuture);
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TraceEvent("BARW_DoBackupWaitToDiscontinue", randomID)
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.detail("Tag", printable(tag))
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.detail("DifferentialAfter", stopDifferentialDelay);
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state bool aborted = false;
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try {
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if (BUGGIFY) {
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TraceEvent("BARW_DoBackupWaitForRestorable", randomID).detail("Tag", printable(tag));
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// Wait until the backup is in a restorable state
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state EBackupState resultWait = wait(backupAgent->waitBackup(cx, tag, StopWhenDone::False));
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TraceEvent("BARW_LastBackupFolder", randomID)
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.detail("BackupTag", printable(tag))
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.detail("LogUid", logUid)
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.detail("WaitStatus", resultWait);
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// Abort the backup, if not the first backup because the second backup may have aborted the backup
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// by now
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if (startDelay) {
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TraceEvent("BARW_DoBackupAbortBackup2", randomID)
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.detail("Tag", printable(tag))
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.detail("WaitStatus", resultWait);
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aborted = true;
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wait(backupAgent->abortBackup(cx, tag));
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} else {
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TraceEvent("BARW_DoBackupDiscontinueBackup", randomID)
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.detail("Tag", printable(tag))
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.detail("DifferentialAfter", stopDifferentialDelay);
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wait(backupAgent->discontinueBackup(cx, tag));
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}
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}
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else {
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TraceEvent("BARW_DoBackupDiscontinueBackup", randomID)
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.detail("Tag", printable(tag))
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.detail("DifferentialAfter", stopDifferentialDelay);
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wait(backupAgent->discontinueBackup(cx, tag));
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}
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} catch (Error& e) {
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TraceEvent("BARW_DoBackupDiscontinueBackupException", randomID).error(e).detail("Tag", printable(tag));
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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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if (aborted) {
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wait(backupAgent->unlockBackup(cx, tag));
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}
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}
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// Wait for the backup to complete
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TraceEvent("BARW_DoBackupWaitBackup", randomID).detail("Tag", printable(tag));
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UID _destUid = wait(backupAgent->getDestUid(cx, logUid));
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self->destUid = _destUid;
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state EBackupState statusValue = wait(backupAgent->waitBackup(cx, tag, StopWhenDone::True));
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wait(backupAgent->unlockBackup(cx, tag));
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state std::string statusText;
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std::string _statusText = wait(backupAgent->getStatus(cx, 5, tag));
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statusText = _statusText;
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// Can we validate anything about status?
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TraceEvent("BARW_DoBackupComplete", randomID)
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.detail("Tag", printable(tag))
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.detail("Status", statusText)
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.detail("StatusValue", statusValue);
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return Void();
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}
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ACTOR static Future<Void> checkData(Database cx,
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UID logUid,
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UID destUid,
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UID randomID,
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Key tag,
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DatabaseBackupAgent* backupAgent,
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bool shareLogRange) {
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state Key backupAgentKey = uidPrefixKey(logRangesRange.begin, logUid);
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state Key backupLogValuesKey = uidPrefixKey(backupLogKeys.begin, destUid);
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state Key backupLatestVersionsPath = uidPrefixKey(backupLatestVersionsPrefix, destUid);
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state Key backupLatestVersionsKey = uidPrefixKey(backupLatestVersionsPath, logUid);
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state int displaySystemKeys = 0;
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// Ensure that there is no left over key within the backup subspace
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loop {
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state Reference<ReadYourWritesTransaction> tr(new ReadYourWritesTransaction(cx));
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TraceEvent("BARW_CheckLeftoverKeys", randomID).detail("BackupTag", printable(tag));
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try {
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tr->setOption(FDBTransactionOptions::ACCESS_SYSTEM_KEYS);
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tr->setOption(FDBTransactionOptions::LOCK_AWARE);
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// Check the left over tasks
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// We have to wait for the list to empty since an abort and get status
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// can leave extra tasks in the queue
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TraceEvent("BARW_CheckLeftoverTasks", randomID).detail("BackupTag", printable(tag));
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state int64_t taskCount = wait(backupAgent->getTaskCount(tr));
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state int waitCycles = 0;
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if ((taskCount) && false) {
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TraceEvent("BARW_EndingNonzeroTaskCount", randomID)
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.detail("BackupTag", printable(tag))
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.detail("TaskCount", taskCount)
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.detail("WaitCycles", waitCycles);
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printf("EndingNonZeroTasks: %ld\n", (long)taskCount);
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wait(TaskBucket::debugPrintRange(cx, LiteralStringRef("\xff"), StringRef()));
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}
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loop {
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waitCycles++;
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TraceEvent("BARW_NonzeroTaskWait", randomID)
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.detail("BackupTag", printable(tag))
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.detail("TaskCount", taskCount)
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.detail("WaitCycles", waitCycles);
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printf("%.6f %-10s Wait #%4d for %lld tasks to end\n",
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now(),
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randomID.toString().c_str(),
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waitCycles,
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(long long)taskCount);
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wait(delay(5.0));
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tr = makeReference<ReadYourWritesTransaction>(cx);
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int64_t _taskCount = wait(backupAgent->getTaskCount(tr));
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taskCount = _taskCount;
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if (!taskCount) {
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break;
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}
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}
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if (taskCount) {
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displaySystemKeys++;
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TraceEvent(SevError, "BARW_NonzeroTaskCount", randomID)
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.detail("BackupTag", printable(tag))
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.detail("TaskCount", taskCount)
|
|
.detail("WaitCycles", waitCycles);
|
|
printf("BackupCorrectnessLeftoverLogTasks: %ld\n", (long)taskCount);
|
|
}
|
|
|
|
RangeResult agentValues =
|
|
wait(tr->getRange(KeyRange(KeyRangeRef(backupAgentKey, strinc(backupAgentKey))), 100));
|
|
|
|
// Error if the system keyspace for the backup tag is not empty
|
|
if (agentValues.size() > 0) {
|
|
displaySystemKeys++;
|
|
printf("BackupCorrectnessLeftoverMutationKeys: (%d) %s\n",
|
|
agentValues.size(),
|
|
printable(backupAgentKey).c_str());
|
|
TraceEvent(SevError, "BackupCorrectnessLeftoverMutationKeys", randomID)
|
|
.detail("BackupTag", printable(tag))
|
|
.detail("LeftoverKeys", agentValues.size())
|
|
.detail("KeySpace", printable(backupAgentKey));
|
|
for (auto& s : agentValues) {
|
|
TraceEvent("BARW_LeftoverKey", randomID)
|
|
.detail("Key", printable(StringRef(s.key.toString())))
|
|
.detail("Value", printable(StringRef(s.value.toString())));
|
|
printf(" Key: %-50s Value: %s\n",
|
|
printable(StringRef(s.key.toString())).c_str(),
|
|
printable(StringRef(s.value.toString())).c_str());
|
|
}
|
|
} else {
|
|
printf("No left over backup agent configuration keys\n");
|
|
}
|
|
|
|
Optional<Value> latestVersion = wait(tr->get(backupLatestVersionsKey));
|
|
if (latestVersion.present()) {
|
|
TraceEvent(SevError, "BackupCorrectnessLeftoverVersionKey", randomID)
|
|
.detail("BackupTag", printable(tag))
|
|
.detail("Key", backupLatestVersionsKey.printable())
|
|
.detail("Value", BinaryReader::fromStringRef<Version>(latestVersion.get(), Unversioned()));
|
|
} else {
|
|
printf("No left over backup version key\n");
|
|
}
|
|
|
|
RangeResult versions = wait(
|
|
tr->getRange(KeyRange(KeyRangeRef(backupLatestVersionsPath, strinc(backupLatestVersionsPath))), 1));
|
|
if (!shareLogRange || !versions.size()) {
|
|
RangeResult logValues =
|
|
wait(tr->getRange(KeyRange(KeyRangeRef(backupLogValuesKey, strinc(backupLogValuesKey))), 100));
|
|
|
|
// Error if the log/mutation keyspace for the backup tag is not empty
|
|
if (logValues.size() > 0) {
|
|
displaySystemKeys++;
|
|
printf("BackupCorrectnessLeftoverLogKeys: (%d) %s\n",
|
|
logValues.size(),
|
|
printable(backupLogValuesKey).c_str());
|
|
TraceEvent(SevError, "BackupCorrectnessLeftoverLogKeys", randomID)
|
|
.detail("BackupTag", printable(tag))
|
|
.detail("LeftoverKeys", logValues.size())
|
|
.detail("KeySpace", printable(backupLogValuesKey))
|
|
.detail("Version", decodeBKMutationLogKey(logValues[0].key).first);
|
|
for (auto& s : logValues) {
|
|
TraceEvent("BARW_LeftoverKey", randomID)
|
|
.detail("Key", printable(StringRef(s.key.toString())))
|
|
.detail("Value", printable(StringRef(s.value.toString())));
|
|
printf(" Key: %-50s Value: %s\n",
|
|
printable(StringRef(s.key.toString())).c_str(),
|
|
printable(StringRef(s.value.toString())).c_str());
|
|
}
|
|
} else {
|
|
printf("No left over backup log keys\n");
|
|
}
|
|
}
|
|
|
|
break;
|
|
} catch (Error& e) {
|
|
TraceEvent("BARW_CheckException", randomID).error(e);
|
|
wait(tr->onError(e));
|
|
}
|
|
}
|
|
|
|
if (displaySystemKeys) {
|
|
wait(TaskBucket::debugPrintRange(cx, LiteralStringRef("\xff"), StringRef()));
|
|
}
|
|
return Void();
|
|
}
|
|
|
|
ACTOR static Future<Void> _start(Database cx, BackupToDBCorrectnessWorkload* self) {
|
|
state DatabaseBackupAgent backupAgent(cx);
|
|
state DatabaseBackupAgent restoreTool(self->extraDB);
|
|
state Future<Void> extraBackup;
|
|
state bool extraTasks = false;
|
|
TraceEvent("BARW_Arguments")
|
|
.detail("BackupTag", printable(self->backupTag))
|
|
.detail("BackupAfter", self->backupAfter)
|
|
.detail("AbortAndRestartAfter", self->abortAndRestartAfter)
|
|
.detail("DifferentialAfter", self->stopDifferentialAfter);
|
|
|
|
state UID randomID = nondeterministicRandom()->randomUniqueID();
|
|
|
|
// Increment the backup agent requets
|
|
if (self->agentRequest) {
|
|
BackupToDBCorrectnessWorkload::drAgentRequests++;
|
|
}
|
|
|
|
try {
|
|
state Future<Void> startRestore = delay(self->restoreAfter);
|
|
|
|
// backup
|
|
wait(delay(self->backupAfter));
|
|
|
|
TraceEvent("BARW_DoBackup1", randomID).detail("Tag", printable(self->backupTag));
|
|
state Promise<Void> submitted;
|
|
state Future<Void> b = doBackup(self,
|
|
0,
|
|
&backupAgent,
|
|
self->extraDB,
|
|
self->backupTag,
|
|
self->backupRanges,
|
|
self->stopDifferentialAfter,
|
|
submitted);
|
|
|
|
if (self->abortAndRestartAfter) {
|
|
TraceEvent("BARW_DoBackup2", randomID)
|
|
.detail("Tag", printable(self->backupTag))
|
|
.detail("AbortWait", self->abortAndRestartAfter);
|
|
wait(submitted.getFuture());
|
|
|
|
b = b && doBackup(self,
|
|
self->abortAndRestartAfter,
|
|
&backupAgent,
|
|
self->extraDB,
|
|
self->backupTag,
|
|
self->backupRanges,
|
|
self->stopDifferentialAfter,
|
|
Promise<Void>());
|
|
}
|
|
|
|
TraceEvent("BARW_DoBackupWait", randomID)
|
|
.detail("BackupTag", printable(self->backupTag))
|
|
.detail("AbortAndRestartAfter", self->abortAndRestartAfter);
|
|
wait(b);
|
|
TraceEvent("BARW_DoBackupDone", randomID)
|
|
.detail("BackupTag", printable(self->backupTag))
|
|
.detail("AbortAndRestartAfter", self->abortAndRestartAfter);
|
|
|
|
state UID logUid = wait(backupAgent.getLogUid(self->extraDB, self->backupTag));
|
|
|
|
// Occasionally start yet another backup that might still be running when we restore
|
|
if (!self->locked && BUGGIFY) {
|
|
TraceEvent("BARW_SubmitBackup2", randomID).detail("Tag", printable(self->backupTag));
|
|
try {
|
|
extraBackup = backupAgent.submitBackup(self->extraDB,
|
|
self->backupTag,
|
|
self->backupRanges,
|
|
StopWhenDone::True,
|
|
self->extraPrefix,
|
|
StringRef(),
|
|
self->locked,
|
|
DatabaseBackupAgent::PreBackupAction::CLEAR);
|
|
} catch (Error& e) {
|
|
TraceEvent("BARW_SubmitBackup2Exception", randomID)
|
|
.error(e)
|
|
.detail("BackupTag", printable(self->backupTag));
|
|
if (e.code() != error_code_backup_unneeded && e.code() != error_code_backup_duplicate)
|
|
throw;
|
|
}
|
|
}
|
|
|
|
TEST(!startRestore.isReady()); // Restore starts at specified time
|
|
wait(startRestore);
|
|
|
|
if (self->performRestore) {
|
|
// restore database
|
|
TraceEvent("BARW_Restore", randomID)
|
|
.detail("RestoreAfter", self->restoreAfter)
|
|
.detail("BackupTag", printable(self->restoreTag));
|
|
// wait(diffRanges(self->backupRanges, self->backupPrefix, cx, self->extraDB));
|
|
|
|
state Standalone<VectorRef<KeyRangeRef>> restoreRange;
|
|
for (auto r : self->backupRanges) {
|
|
restoreRange.push_back_deep(
|
|
restoreRange.arena(),
|
|
KeyRangeRef(r.begin.withPrefix(self->backupPrefix), r.end.withPrefix(self->backupPrefix)));
|
|
}
|
|
|
|
try {
|
|
wait(restoreTool.submitBackup(cx,
|
|
self->restoreTag,
|
|
restoreRange,
|
|
StopWhenDone::True,
|
|
StringRef(),
|
|
self->backupPrefix,
|
|
self->locked,
|
|
DatabaseBackupAgent::PreBackupAction::CLEAR));
|
|
} catch (Error& e) {
|
|
TraceEvent("BARW_DoBackupSubmitBackupException", randomID)
|
|
.error(e)
|
|
.detail("Tag", printable(self->restoreTag));
|
|
if (e.code() != error_code_backup_unneeded && e.code() != error_code_backup_duplicate)
|
|
throw;
|
|
}
|
|
|
|
wait(success(restoreTool.waitBackup(cx, self->restoreTag)));
|
|
wait(restoreTool.unlockBackup(cx, self->restoreTag));
|
|
|
|
// Make sure no more data is written to the restored range
|
|
// after the restore completes.
|
|
state std::vector<RangeResult> res1 = wait(readRanges(cx, restoreRange, self->backupPrefix));
|
|
wait(delay(5));
|
|
state std::vector<RangeResult> res2 = wait(readRanges(cx, restoreRange, self->backupPrefix));
|
|
ASSERT(res1.size() == res2.size());
|
|
for (int i = 0; i < res1.size(); ++i) {
|
|
auto range1 = res1.at(i);
|
|
auto range2 = res2.at(i);
|
|
ASSERT(range1.size() == range2.size());
|
|
|
|
for (int j = 0; j < range1.size(); ++j) {
|
|
ASSERT(range1[j].key == range2[j].key && range1[j].value == range2[j].value);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (extraBackup.isValid()) {
|
|
TraceEvent("BARW_WaitExtraBackup", randomID).detail("BackupTag", printable(self->backupTag));
|
|
extraTasks = true;
|
|
try {
|
|
wait(extraBackup);
|
|
} catch (Error& e) {
|
|
TraceEvent("BARW_ExtraBackupException", randomID)
|
|
.error(e)
|
|
.detail("BackupTag", printable(self->backupTag));
|
|
if (e.code() != error_code_backup_unneeded && e.code() != error_code_backup_duplicate)
|
|
throw;
|
|
}
|
|
|
|
TraceEvent("BARW_AbortBackupExtra", randomID).detail("BackupTag", printable(self->backupTag));
|
|
try {
|
|
// This abort can race with submitBackup such that destUID may
|
|
// not be set yet. Adding "waitForDestUID" flag to avoid the race.
|
|
wait(backupAgent.abortBackup(self->extraDB,
|
|
self->backupTag,
|
|
PartialBackup::False,
|
|
AbortOldBackup::False,
|
|
DstOnly::False,
|
|
WaitForDestUID::True));
|
|
} catch (Error& e) {
|
|
TraceEvent("BARW_AbortBackupExtraException", randomID).error(e);
|
|
if (e.code() != error_code_backup_unneeded)
|
|
throw;
|
|
}
|
|
}
|
|
|
|
wait(checkData(
|
|
self->extraDB, logUid, self->destUid, randomID, self->backupTag, &backupAgent, self->shareLogRange));
|
|
|
|
if (self->performRestore) {
|
|
state UID restoreUid = wait(backupAgent.getLogUid(self->extraDB, self->restoreTag));
|
|
wait(checkData(
|
|
cx, restoreUid, restoreUid, randomID, self->restoreTag, &restoreTool, self->shareLogRange));
|
|
}
|
|
|
|
TraceEvent("BARW_Complete", randomID).detail("BackupTag", printable(self->backupTag));
|
|
|
|
// Decrement the backup agent requets
|
|
if (self->agentRequest) {
|
|
BackupToDBCorrectnessWorkload::drAgentRequests--;
|
|
}
|
|
|
|
// SOMEDAY: Remove after backup agents can exist quiescently
|
|
if ((g_simulator.drAgents == ISimulator::BackupAgentType::BackupToDB) &&
|
|
(!BackupToDBCorrectnessWorkload::drAgentRequests)) {
|
|
g_simulator.drAgents = ISimulator::BackupAgentType::NoBackupAgents;
|
|
}
|
|
} catch (Error& e) {
|
|
TraceEvent(SevError, "BackupAndRestoreCorrectness").error(e);
|
|
throw;
|
|
}
|
|
|
|
return Void();
|
|
}
|
|
};
|
|
|
|
int BackupToDBCorrectnessWorkload::drAgentRequests = 0;
|
|
|
|
WorkloadFactory<BackupToDBCorrectnessWorkload> BackupToDBCorrectnessWorkloadFactory("BackupToDBCorrectness");
|