1 2 /** 3 * Copyright (C) 2018-present MongoDB, Inc. 4 * 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the Server Side Public License, version 1, 7 * as published by MongoDB, Inc. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * Server Side Public License for more details. 13 * 14 * You should have received a copy of the Server Side Public License 15 * along with this program. If not, see 16 * <http://www.mongodb.com/licensing/server-side-public-license>. 17 * 18 * As a special exception, the copyright holders give permission to link the 19 * code of portions of this program with the OpenSSL library under certain 20 * conditions as described in each individual source file and distribute 21 * linked combinations including the program with the OpenSSL library. You 22 * must comply with the Server Side Public License in all respects for 23 * all of the code used other than as permitted herein. If you modify file(s) 24 * with this exception, you may extend this exception to your version of the 25 * file(s), but you are not obligated to do so. If you do not wish to do so, 26 * delete this exception statement from your version. If you delete this 27 * exception statement from all source files in the program, then also delete 28 * it in the license file. 29 */ 30 31 #pragma once 32 33 #include <string> 34 #include <vector> 35 36 #include "mongo/s/catalog/dist_lock_catalog.h" 37 #include "mongo/s/catalog/dist_lock_manager.h" 38 #include "mongo/stdx/functional.h" 39 40 namespace mongo { 41 42 class DistLockManagerMock : public DistLockManager { 43 public: 44 DistLockManagerMock(std::unique_ptr<DistLockCatalog> catalog); 45 46 virtual ~DistLockManagerMock() = default; 47 48 void startUp() override; 49 void shutDown(OperationContext* opCtx) override; 50 51 std::string getProcessID() override; 52 53 StatusWith<DistLockHandle> lockWithSessionID(OperationContext* opCtx, 54 StringData name, 55 StringData whyMessage, 56 const OID& lockSessionID, 57 Milliseconds waitFor) override; 58 59 StatusWith<DistLockHandle> tryLockWithLocalWriteConcern(OperationContext* opCtx, 60 StringData name, 61 StringData whyMessage, 62 const OID& lockSessionID) override; 63 64 void unlockAll(OperationContext* opCtx, const std::string& processID) override; 65 66 using LockFunc = 67 stdx::function<void(StringData name, StringData whyMessage, Milliseconds waitFor)>; 68 69 void expectLock(LockFunc checkerFunc, Status lockStatus); 70 71 protected: 72 void unlock(OperationContext* opCtx, const DistLockHandle& lockHandle) override; 73 74 void unlock(OperationContext* opCtx, 75 const DistLockHandle& lockHandle, 76 StringData name) override; 77 78 Status checkStatus(OperationContext* opCtx, const DistLockHandle& lockHandle) override; 79 80 private: 81 struct LockInfo { 82 DistLockHandle lockID; 83 std::string name; 84 }; 85 86 /** 87 * Unused, but needed so that test code mirrors the ownership semantics of production code. 88 */ 89 const std::unique_ptr<DistLockCatalog> _catalog; 90 91 std::vector<LockInfo> _locks; 92 Status _lockReturnStatus; 93 LockFunc _lockChecker; 94 }; 95 96 } // namespace mongo 97