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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* 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 Server Side 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.
*/
#pragma once
#include "mongo/base/status.h"
#include "mongo/db/concurrency/lock_manager_defs.h"
#include "mongo/db/db_raii.h"
#include "mongo/db/logical_session_id.h"
#include "mongo/db/op_observer_noop.h"
#include "mongo/db/repl/replication_consistency_markers.h"
#include "mongo/db/repl/sync_tail.h"
#include "mongo/db/service_context_d_test_fixture.h"
#include "mongo/db/session_txn_record_gen.h"
namespace mongo {
class BSONObj;
class OperationContext;
namespace repl {
/**
* OpObserver for SyncTail test fixture.
*/
class SyncTailOpObserver : public OpObserverNoop {
public:
/**
* This function is called whenever SyncTail inserts documents into a collection.
*/
void onInserts(OperationContext* opCtx,
const NamespaceString& nss,
OptionalCollectionUUID uuid,
std::vector<InsertStatement>::const_iterator begin,
std::vector<InsertStatement>::const_iterator end,
bool fromMigrate) override;
/**
* This function is called whenever SyncTail deletes a document from a collection.
*/
void onDelete(OperationContext* opCtx,
const NamespaceString& nss,
OptionalCollectionUUID uuid,
StmtId stmtId,
bool fromMigrate,
const boost::optional<BSONObj>& deletedDoc) override;
/**
* Called when SyncTail creates a collection.
*/
void onCreateCollection(OperationContext* opCtx,
Collection* coll,
const NamespaceString& collectionName,
const CollectionOptions& options,
const BSONObj& idIndex,
const OplogSlot& createOpTime) override;
// Hooks for OpObserver functions. Defaults to a no-op function but may be overridden to check
// actual documents mutated.
std::function<void(OperationContext*, const NamespaceString&, const std::vector<BSONObj>&)>
onInsertsFn;
std::function<void(OperationContext*,
const NamespaceString&,
OptionalCollectionUUID,
StmtId,
bool,
const boost::optional<BSONObj>&)>
onDeleteFn;
std::function<void(OperationContext*,
Collection*,
const NamespaceString&,
const CollectionOptions&,
const BSONObj&)>
onCreateCollectionFn;
};
class SyncTailTest : public ServiceContextMongoDTest {
public:
/**
* Creates OplogApplier::Options for initial sync.
*/
static OplogApplier::Options makeInitialSyncOptions();
/**
* Creates OplogApplier::Options for recovery.
*/
static OplogApplier::Options makeRecoveryOptions();
protected:
void _testSyncApplyCrudOperation(ErrorCodes::Error expectedError,
const BSONObj& op,
bool expectedApplyOpCalled);
ServiceContext::UniqueOperationContext _opCtx;
std::unique_ptr<ReplicationConsistencyMarkers> _consistencyMarkers;
std::unique_ptr<StorageInterface> _storageInterface;
SyncTailOpObserver* _opObserver = nullptr;
// Implements the SyncTail::MultiSyncApplyFn interface and does nothing.
static Status noopApplyOperationFn(OperationContext*,
MultiApplier::OperationPtrs*,
SyncTail* st,
WorkerMultikeyPathInfo*) {
return Status::OK();
}
OpTime nextOpTime() {
static long long lastSecond = 1;
return OpTime(Timestamp(Seconds(lastSecond++), 0), 1LL);
}
void setUp() override;
void tearDown() override;
ReplicationConsistencyMarkers* getConsistencyMarkers() const;
StorageInterface* getStorageInterface() const;
Status runOpSteadyState(const OplogEntry& op);
Status runOpsSteadyState(std::vector<OplogEntry> ops);
Status runOpInitialSync(const OplogEntry& entry);
Status runOpsInitialSync(std::vector<OplogEntry> ops);
UUID kUuid{UUID::gen()};
};
// Utility class to allow easily scanning a collection. Scans in forward order, returns
// Status::CollectionIsEmpty when scan is exhausted.
class CollectionReader {
public:
CollectionReader(OperationContext* opCtx, const NamespaceString& nss);
StatusWith<BSONObj> next();
private:
AutoGetCollectionForRead _collToScan;
std::unique_ptr<PlanExecutor, PlanExecutor::Deleter> _exec;
};
Status failedApplyCommand(OperationContext* opCtx,
const BSONObj& theOperation,
OplogApplication::Mode);
void checkTxnTable(OperationContext* opCtx,
const LogicalSessionId& lsid,
const TxnNumber& txnNum,
const repl::OpTime& expectedOpTime,
Date_t expectedWallClock,
boost::optional<repl::OpTime> expectedStartOpTime,
boost::optional<DurableTxnStateEnum> expectedState);
} // namespace repl
} // namespace mongo
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