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/**
* Copyright (C) 2016 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/platform/basic.h"
#include "mongo/db/service_context_d_test_fixture.h"
#include "mongo/base/checked_cast.h"
#include "mongo/db/catalog/database.h"
#include "mongo/db/catalog/database_holder.h"
#include "mongo/db/client.h"
#include "mongo/db/concurrency/write_conflict_exception.h"
#include "mongo/db/curop.h"
#include "mongo/db/db_raii.h"
#include "mongo/db/logical_clock.h"
#include "mongo/db/op_observer_noop.h"
#include "mongo/db/operation_context.h"
#include "mongo/db/service_context.h"
#include "mongo/db/service_context_d.h"
#include "mongo/db/storage/storage_options.h"
#include "mongo/db/time_proof_service.h"
#include "mongo/stdx/memory.h"
#include "mongo/unittest/temp_dir.h"
#include "mongo/util/scopeguard.h"
namespace mongo {
void ServiceContextMongoDTest::setUp() {
Client::initThread(getThreadName().c_str());
ServiceContext* serviceContext = getServiceContext();
std::array<std::uint8_t, 20> tempKey = {};
TimeProofService::Key key(std::move(tempKey));
auto timeProofService = stdx::make_unique<TimeProofService>(std::move(key));
auto logicalClock =
stdx::make_unique<LogicalClock>(serviceContext, std::move(timeProofService), false);
LogicalClock::set(serviceContext, std::move(logicalClock));
if (!serviceContext->getGlobalStorageEngine()) {
// When using the "ephemeralForTest" storage engine, it is fine for the temporary directory
// to go away after the global storage engine is initialized.
unittest::TempDir tempDir("service_context_d_test_fixture");
storageGlobalParams.dbpath = tempDir.path();
storageGlobalParams.engine = "ephemeralForTest";
storageGlobalParams.engineSetByUser = true;
checked_cast<ServiceContextMongoD*>(getGlobalServiceContext())->createLockFile();
serviceContext->initializeGlobalStorageEngine();
serviceContext->setOpObserver(stdx::make_unique<OpObserverNoop>());
}
}
void ServiceContextMongoDTest::tearDown() {
ON_BLOCK_EXIT([&] { Client::destroy(); });
auto txn = cc().makeOperationContext();
_dropAllDBs(txn.get());
}
ServiceContext* ServiceContextMongoDTest::getServiceContext() {
return getGlobalServiceContext();
}
void ServiceContextMongoDTest::_dropAllDBs(OperationContext* txn) {
dropAllDatabasesExceptLocal(txn);
ScopedTransaction transaction(txn, MODE_X);
Lock::GlobalWrite lk(txn->lockState());
AutoGetDb autoDBLocal(txn, "local", MODE_X);
const auto localDB = autoDBLocal.getDb();
if (localDB) {
MONGO_WRITE_CONFLICT_RETRY_LOOP_BEGIN {
// Do not wrap in a WriteUnitOfWork until SERVER-17103 is addressed.
autoDBLocal.getDb()->dropDatabase(txn, localDB);
}
MONGO_WRITE_CONFLICT_RETRY_LOOP_END(txn, "_dropAllDBs", "local");
}
// dropAllDatabasesExceptLocal() does not close empty databases. However the holder still
// allocates resources to track these empty databases. These resources not released by
// dropAllDatabasesExceptLocal() will be leaked at exit unless we call DatabaseHolder::closeAll.
BSONObjBuilder unused;
invariant(dbHolder().closeAll(txn, unused, false));
}
} // namespace mongo
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