foundationdb/fdbrpc/sim_validation.cpp

130 lines
4.2 KiB
C++

/*
* sim_validation.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2018 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 "sim_validation.h"
#include "fdbrpc/TraceFileIO.h"
#include "flow/network.h"
#include "fdbrpc/simulator.h"
// used for simulation validations
static std::map<std::string, int64_t> validationData;
static std::set<UID> disabledMachines;
void debug_setVersionCheckEnabled(UID uid, bool enabled) {
if (enabled)
disabledMachines.erase(uid);
else {
disabledMachines.insert(uid);
debug_removeVersions(uid);
}
}
void debug_advanceCommittedVersions(UID id, int64_t minVersion, int64_t maxVersion) {
debug_advanceMinCommittedVersion(id, minVersion);
debug_advanceMaxCommittedVersion(id, maxVersion);
}
void debug_advanceVersion(UID id, int64_t version, const char* suffix) {
if (!disabledMachines.count(id)) {
auto& entry = validationData[id.toString() + suffix];
if (version > entry)
entry = version;
}
}
void debug_advanceMinCommittedVersion(UID id, int64_t version) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return;
debug_advanceVersion(id, version, "min");
}
void debug_advanceMaxCommittedVersion(UID id, int64_t version) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return;
debug_advanceVersion(id, version, "max");
}
bool debug_checkPartRestoredVersion(UID id,
int64_t version,
std::string context,
std::string minormax,
Severity sev = SevError) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return false;
if (disabledMachines.count(id))
return false;
if (!validationData.count(id.toString() + minormax)) {
TraceEvent(SevWarn, (context + "UnknownVersion").c_str(), id).detail("RestoredVersion", version);
return false;
}
int sign = minormax == "min" ? 1 : -1;
if (version * sign < validationData[id.toString() + minormax] * sign) {
TraceEvent(sev, (context + "DurabilityError").c_str(), id)
.detail("RestoredVersion", version)
.detail("Checking", minormax)
.detail("MinVersion", validationData[id.toString() + "min"])
.detail("MaxVersion", validationData[id.toString() + "max"]);
return true;
}
return false;
}
bool debug_checkRestoredVersion(UID id, int64_t version, std::string context, Severity sev) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return false;
return debug_checkPartRestoredVersion(id, version, context, "min", sev) ||
debug_checkPartRestoredVersion(id, version, context, "max", sev);
}
void debug_removeVersions(UID id) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return;
validationData.erase(id.toString() + "min");
validationData.erase(id.toString() + "max");
}
bool debug_versionsExist(UID id) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return false;
return validationData.count(id.toString() + "min") != 0 || validationData.count(id.toString() + "max") != 0;
}
bool debug_checkMinRestoredVersion(UID id, int64_t version, std::string context, Severity sev) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return false;
return debug_checkPartRestoredVersion(id, version, context, "min", sev);
}
bool debug_checkMaxRestoredVersion(UID id, int64_t version, std::string context, Severity sev) {
if (!g_network->isSimulated() || g_simulator.extraDB)
return false;
return debug_checkPartRestoredVersion(id, version, context, "max", sev);
}
static bool checkRelocationDuration;
bool debug_isCheckRelocationDuration() {
return checkRelocationDuration;
}
void debug_setCheckRelocationDuration(bool check) {
checkRelocationDuration = check;
}