129 lines
4.3 KiB
C++
129 lines
4.3 KiB
C++
/*
|
|
* LockDatabase.actor.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 "fdbclient/NativeAPI.actor.h"
|
|
#include "fdbserver/TesterInterface.actor.h"
|
|
#include "fdbserver/workloads/workloads.actor.h"
|
|
#include "fdbclient/ManagementAPI.actor.h"
|
|
#include "flow/actorcompiler.h" // This must be the last #include.
|
|
|
|
struct LockDatabaseWorkload : TestWorkload {
|
|
double lockAfter, unlockAfter;
|
|
bool ok;
|
|
bool onlyCheckLocked;
|
|
|
|
LockDatabaseWorkload(WorkloadContext const& wcx)
|
|
: TestWorkload(wcx), ok(true)
|
|
{
|
|
lockAfter = getOption( options, LiteralStringRef("lockAfter"), 0.0 );
|
|
unlockAfter = getOption( options, LiteralStringRef("unlockAfter"), 10.0 );
|
|
onlyCheckLocked = getOption(options, LiteralStringRef("onlyCheckLocked"), false);
|
|
ASSERT(unlockAfter > lockAfter);
|
|
}
|
|
|
|
std::string description() const override { return "LockDatabase"; }
|
|
|
|
Future<Void> setup(Database const& cx) override { return Void(); }
|
|
|
|
Future<Void> start(Database const& cx) override {
|
|
if (clientId == 0) return onlyCheckLocked ? timeout(checkLocked(cx, this), 60, Void()) : lockWorker(cx, this);
|
|
return Void();
|
|
}
|
|
|
|
Future<bool> check(Database const& cx) override { return ok; }
|
|
|
|
void getMetrics(vector<PerfMetric>& m) override {}
|
|
|
|
ACTOR static Future<Standalone<RangeResultRef>> lockAndSave( Database cx, LockDatabaseWorkload* self, UID lockID ) {
|
|
state Transaction tr(cx);
|
|
loop {
|
|
try {
|
|
wait( lockDatabase(&tr, lockID) );
|
|
state Standalone<RangeResultRef> data = wait( tr.getRange(normalKeys, 50000) );
|
|
ASSERT(!data.more);
|
|
wait( tr.commit() );
|
|
return data;
|
|
} catch( Error &e ) {
|
|
wait( tr.onError(e) );
|
|
}
|
|
}
|
|
}
|
|
|
|
ACTOR static Future<Void> unlockAndCheck( Database cx, LockDatabaseWorkload* self, UID lockID, Standalone<RangeResultRef> data ) {
|
|
state Transaction tr(cx);
|
|
loop {
|
|
try {
|
|
tr.setOption(FDBTransactionOptions::LOCK_AWARE);
|
|
Optional<Value> val = wait( tr.get(databaseLockedKey) );
|
|
if(!val.present())
|
|
return Void();
|
|
|
|
wait( unlockDatabase(&tr, lockID) );
|
|
state Standalone<RangeResultRef> data2 = wait( tr.getRange(normalKeys, 50000) );
|
|
if(data.size() != data2.size()) {
|
|
TraceEvent(SevError, "DataChangedWhileLocked").detail("BeforeSize", data.size()).detail("AfterSize", data2.size());
|
|
self->ok = false;
|
|
} else if(data != data2) {
|
|
TraceEvent(SevError, "DataChangedWhileLocked").detail("Size", data.size());
|
|
for(int i = 0; i < data.size(); i++) {
|
|
if( data[i] != data2[i] ) {
|
|
TraceEvent(SevError, "DataChangedWhileLocked").detail("I", i).detail("Before", printable(data[i])).detail("After", printable(data2[i]));
|
|
}
|
|
}
|
|
self->ok = false;
|
|
}
|
|
wait( tr.commit() );
|
|
return Void();
|
|
} catch( Error &e ) {
|
|
wait( tr.onError(e) );
|
|
}
|
|
}
|
|
}
|
|
|
|
ACTOR static Future<Void> checkLocked( Database cx, LockDatabaseWorkload* self ) {
|
|
state Transaction tr(cx);
|
|
loop {
|
|
try {
|
|
Version v = wait( tr.getReadVersion() );
|
|
TraceEvent(SevError, "GotVersionWhileLocked").detail("Version", v);
|
|
self->ok = false;
|
|
return Void();
|
|
} catch( Error &e ) {
|
|
TEST(e.code() == error_code_database_locked); // Database confirmed locked
|
|
wait( tr.onError(e) );
|
|
}
|
|
}
|
|
}
|
|
|
|
ACTOR static Future<Void> lockWorker( Database cx, LockDatabaseWorkload* self ) {
|
|
state UID lockID = deterministicRandom()->randomUniqueID();
|
|
wait(delay(self->lockAfter));
|
|
state Standalone<RangeResultRef> data = wait(lockAndSave(cx, self, lockID));
|
|
state Future<Void> checker = checkLocked(cx, self);
|
|
wait(delay(self->unlockAfter - self->lockAfter));
|
|
checker.cancel();
|
|
wait(unlockAndCheck(cx, self, lockID, data));
|
|
|
|
return Void();
|
|
}
|
|
};
|
|
|
|
WorkloadFactory<LockDatabaseWorkload> LockDatabaseWorkloadFactory("LockDatabase");
|