public ClusteringModule(DiscoveryServiceFactory discoveryServiceFactory, MemberId myself, PlatformModule platformModule, File clusterStateDirectory, DatabaseLayout databaseLayout) { LifeSupport life = platformModule.Life; Config config = platformModule.Config; LogProvider logProvider = platformModule.Logging.InternalLogProvider; LogProvider userLogProvider = platformModule.Logging.UserLogProvider; Dependencies dependencies = platformModule.Dependencies; Monitors monitors = platformModule.Monitors; FileSystemAbstraction fileSystem = platformModule.FileSystem; RemoteMembersResolver remoteMembersResolver = chooseResolver(config, platformModule.Logging); _topologyService = discoveryServiceFactory.CoreTopologyService(config, myself, platformModule.JobScheduler, logProvider, userLogProvider, remoteMembersResolver, ResolveStrategy(config, logProvider), monitors); life.Add(_topologyService); dependencies.SatisfyDependency(_topologyService); // for tests CoreBootstrapper coreBootstrapper = new CoreBootstrapper(databaseLayout, platformModule.PageCache, fileSystem, config, logProvider, platformModule.Monitors); SimpleStorage <ClusterId> clusterIdStorage = new SimpleFileStorage <ClusterId>(fileSystem, clusterStateDirectory, CLUSTER_ID_NAME, new ClusterId.Marshal(), logProvider); SimpleStorage <DatabaseName> dbNameStorage = new SimpleFileStorage <DatabaseName>(fileSystem, clusterStateDirectory, DB_NAME, new DatabaseName.Marshal(), logProvider); string dbName = config.Get(CausalClusteringSettings.database); int minimumCoreHosts = config.Get(CausalClusteringSettings.minimum_core_cluster_size_at_formation); Duration clusterBindingTimeout = config.Get(CausalClusteringSettings.cluster_binding_timeout); _clusterBinder = new ClusterBinder(clusterIdStorage, dbNameStorage, _topologyService, Clocks.systemClock(), () => sleep(100), clusterBindingTimeout, coreBootstrapper, dbName, minimumCoreHosts, platformModule.Monitors); }
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes: //ORIGINAL LINE: @Test public void shouldFailToBootstrapIfClusterIsInNeedOfRecoveryWithCustomLogicalLogsLocation() throws java.io.IOException //JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#: public virtual void ShouldFailToBootstrapIfClusterIsInNeedOfRecoveryWithCustomLogicalLogsLocation() { // given int nodeCount = 100; FileSystemAbstraction fileSystem = _fileSystemRule.get(); string customTransactionLogsLocation = "transaction-logs"; File storeInNeedOfRecovery = ClassicNeo4jStore.builder(_testDirectory.directory(), fileSystem).amountOfNodes(nodeCount).logicalLogsLocation(customTransactionLogsLocation).needToRecover().build().StoreDir; AssertableLogProvider assertableLogProvider = new AssertableLogProvider(); PageCache pageCache = _pageCacheRule.getPageCache(fileSystem); DatabaseLayout databaseLayout = DatabaseLayout.of(storeInNeedOfRecovery); Config config = Config.defaults(GraphDatabaseSettings.logical_logs_location, customTransactionLogsLocation); CoreBootstrapper bootstrapper = new CoreBootstrapper(databaseLayout, pageCache, fileSystem, config, assertableLogProvider, new Monitors()); // when ISet <MemberId> membership = asSet(RandomMember(), RandomMember(), RandomMember()); try { bootstrapper.Bootstrap(membership); fail(); } catch (Exception e) { string errorMessage = "Cannot bootstrap. Recovery is required. Please ensure that the store being seeded comes from a cleanly shutdown " + "instance of Neo4j or a Neo4j backup"; assertEquals(e.Message, errorMessage); assertableLogProvider.AssertExactly(AssertableLogProvider.inLog(typeof(CoreBootstrapper)).error(errorMessage)); } }
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes: //ORIGINAL LINE: @Test public void shouldSetAllCoreState() throws Exception //JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#: public virtual void ShouldSetAllCoreState() { // given int nodeCount = 100; FileSystemAbstraction fileSystem = _fileSystemRule.get(); File classicNeo4jStore = ClassicNeo4jStore.builder(_testDirectory.directory(), fileSystem).amountOfNodes(nodeCount).build().StoreDir; PageCache pageCache = _pageCacheRule.getPageCache(fileSystem); DatabaseLayout databaseLayout = DatabaseLayout.of(classicNeo4jStore); CoreBootstrapper bootstrapper = new CoreBootstrapper(databaseLayout, pageCache, fileSystem, Config.defaults(), NullLogProvider.Instance, new Monitors()); BootstrapAndVerify(nodeCount, fileSystem, databaseLayout, pageCache, Config.defaults(), bootstrapper); }
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes: //ORIGINAL LINE: @Test public void setAllCoreStateOnDatabaseWithCustomLogFilesLocation() throws Exception //JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#: public virtual void SetAllCoreStateOnDatabaseWithCustomLogFilesLocation() { // given int nodeCount = 100; FileSystemAbstraction fileSystem = _fileSystemRule.get(); string customTransactionLogsLocation = "transaction-logs"; File classicNeo4jStore = ClassicNeo4jStore.builder(_testDirectory.directory(), fileSystem).amountOfNodes(nodeCount).logicalLogsLocation(customTransactionLogsLocation).build().StoreDir; PageCache pageCache = _pageCacheRule.getPageCache(fileSystem); DatabaseLayout databaseLayout = DatabaseLayout.of(classicNeo4jStore); Config config = Config.defaults(GraphDatabaseSettings.logical_logs_location, customTransactionLogsLocation); CoreBootstrapper bootstrapper = new CoreBootstrapper(databaseLayout, pageCache, fileSystem, config, NullLogProvider.Instance, new Monitors()); BootstrapAndVerify(nodeCount, fileSystem, databaseLayout, pageCache, config, bootstrapper); }
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#: //ORIGINAL LINE: private static void bootstrapAndVerify(long nodeCount, org.neo4j.io.fs.FileSystemAbstraction fileSystem, org.neo4j.io.layout.DatabaseLayout databaseLayout, org.neo4j.io.pagecache.PageCache pageCache, org.neo4j.kernel.configuration.Config config, CoreBootstrapper bootstrapper) throws Exception private static void BootstrapAndVerify(long nodeCount, FileSystemAbstraction fileSystem, DatabaseLayout databaseLayout, PageCache pageCache, Config config, CoreBootstrapper bootstrapper) { // when ISet <MemberId> membership = asSet(RandomMember(), RandomMember(), RandomMember()); CoreSnapshot snapshot = bootstrapper.Bootstrap(membership); // then int recordIdBatchSize = parseInt(record_id_batch_size.DefaultValue); assertThat((( IdAllocationState )snapshot.Get(CoreStateType.ID_ALLOCATION)).firstUnallocated(IdType.NODE), allOf(greaterThanOrEqualTo(nodeCount), lessThanOrEqualTo(nodeCount + recordIdBatchSize))); /* Bootstrapped state is created in RAFT land at index -1 and term -1. */ assertEquals(0, snapshot.PrevIndex()); assertEquals(0, snapshot.PrevTerm()); /* Lock is initially not taken. */ assertEquals(new ReplicatedLockTokenState(), snapshot.Get(CoreStateType.LOCK_TOKEN)); /* Raft has the bootstrapped set of members initially. */ assertEquals(membership, (( RaftCoreState )snapshot.Get(CoreStateType.RAFT_CORE_STATE)).committed().members()); /* The session state is initially empty. */ assertEquals(new GlobalSessionTrackerState(), snapshot.Get(CoreStateType.SESSION_TRACKER)); ReadOnlyTransactionStore transactionStore = new ReadOnlyTransactionStore(pageCache, fileSystem, databaseLayout, config, new Monitors()); LastCommittedIndexFinder lastCommittedIndexFinder = new LastCommittedIndexFinder(new ReadOnlyTransactionIdStore(pageCache, databaseLayout), transactionStore, NullLogProvider.Instance); long lastCommittedIndex = lastCommittedIndexFinder.LastCommittedIndex; assertEquals(-1, lastCommittedIndex); }