C++ (Cpp) dropAllDatabasesExceptLocalの例

コード例 #1

ファイル: service_context_d_test_fixture.cpp プロジェクト: AlexOreshkevich/mongo

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");
    }
}

コード例 #2

void ServiceContextMongoDTest::_dropAllDBs(OperationContext* opCtx) {
    dropAllDatabasesExceptLocal(opCtx);

    Lock::GlobalWrite lk(opCtx);
    AutoGetDb autoDBLocal(opCtx, "local", MODE_X);
    const auto localDB = autoDBLocal.getDb();
    if (localDB) {
        writeConflictRetry(opCtx, "_dropAllDBs", "local", [&] {
            // Do not wrap in a WriteUnitOfWork until SERVER-17103 is addressed.
            autoDBLocal.getDb()->dropDatabase(opCtx, localDB);
        });
    }

    // 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.
    dbHolder().closeAll(opCtx, "all databases dropped");
}

コード例 #3

ファイル: service_context_d_test_fixture.cpp プロジェクト: AshishSanju/mongo

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));
}