Example #1
0
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void persistentCallToSecondary(org.neo4j.causalclustering.messaging.CatchUpRequest request, org.neo4j.causalclustering.catchup.CatchUpResponseAdaptor<StoreCopyFinishedResponse> copyHandler, org.neo4j.causalclustering.catchup.CatchupAddressProvider addressProvider, TerminationCondition terminationCondition) throws StoreCopyFailedException
        private void PersistentCallToSecondary(CatchUpRequest request, CatchUpResponseAdaptor <StoreCopyFinishedResponse> copyHandler, CatchupAddressProvider addressProvider, TerminationCondition terminationCondition)
        {
            Org.Neo4j.causalclustering.helper.TimeoutStrategy_Timeout timeout = _backOffStrategy.newTimeout();
            while (true)
            {
                try
                {
                    AdvertisedSocketAddress address = addressProvider.Secondary();
                    _log.info(format("Sending request '%s' to '%s'", request, address));
                    StoreCopyFinishedResponse response = _catchUpClient.makeBlockingRequest(address, request, copyHandler);
                    if (SuccessfulRequest(response, request))
                    {
                        break;
                    }
                }
                catch (CatchUpClientException e)
                {
                    Exception cause = e.InnerException;
                    if (cause is ConnectException)
                    {
                        _log.warn(cause.Message);
                    }
                    else
                    {
                        _log.warn(format("Request failed exceptionally '%s'.", request), e);
                    }
                }
                catch (CatchupAddressResolutionException e)
                {
                    _log.warn("Unable to resolve address for '%s'. %s", request, e.Message);
                }
                terminationCondition();
                AwaitAndIncrementTimeout(timeout);
            }
        }
Example #2
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldGiveProperErrorOnTxBehind()
        public virtual void ShouldGiveProperErrorOnTxBehind()
        {
            _embeddedChannel.writeInbound(new GetStoreFileRequest(_storeIdMatching, new File("some-file"), 2));

            assertEquals(ResponseMessageType.STORE_COPY_FINISHED, _embeddedChannel.readOutbound());
            StoreCopyFinishedResponse expectedResponse = new StoreCopyFinishedResponse(StoreCopyFinishedResponse.Status.ETooFarBehind);

            assertEquals(expectedResponse, _embeddedChannel.readOutbound());

            assertTrue(_catchupServerProtocol.isExpecting(CatchupServerProtocol.State.MESSAGE_TYPE));
        }
Example #3
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void individualFileCopyFailsIfStoreIdMismatch() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void IndividualFileCopyFailsIfStoreIdMismatch()
        {
            // given a file exists on the server
            AddData(_graphDb);
            File expectedExistingFile = _graphDb.databaseLayout().file(EXISTING_FILE_NAME);

            // and
            SimpleCatchupClient simpleCatchupClient = new SimpleCatchupClient(_graphDb, _fsa, _catchupClient, _catchupServer, _temporaryDirectory, _logProvider);

            // when we copy that file using a different storeId
            StoreCopyFinishedResponse storeCopyFinishedResponse = simpleCatchupClient.RequestIndividualFile(expectedExistingFile, _wrongStoreId);

            simpleCatchupClient.Close();

            // then the response from the server should be an error message that describes a store ID mismatch
            assertEquals(StoreCopyFinishedResponse.Status.EStoreIdMismatch, storeCopyFinishedResponse.Status());
        }
Example #4
0
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private boolean successfulRequest(StoreCopyFinishedResponse response, org.neo4j.causalclustering.messaging.CatchUpRequest request) throws StoreCopyFailedException
        private bool SuccessfulRequest(StoreCopyFinishedResponse response, CatchUpRequest request)
        {
            StoreCopyFinishedResponse.Status responseStatus = response.Status();
            if (responseStatus == StoreCopyFinishedResponse.Status.Success)
            {
                _log.info(format("Request was successful '%s'", request));
                return(true);
            }
            else if (StoreCopyFinishedResponse.Status.ETooFarBehind == responseStatus || StoreCopyFinishedResponse.Status.EUnknown == responseStatus || StoreCopyFinishedResponse.Status.EStoreIdMismatch == responseStatus)
            {
                _log.warn(format("Request failed '%s'. With response: %s", request, response.Status()));
                return(false);
            }
            else
            {
                throw new StoreCopyFailedException(format("Request responded with an unknown response type: %s. '%s'", responseStatus, request));
            }
        }
Example #5
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldEncodeAndDecodePullRequestMessage()
        public virtual void ShouldEncodeAndDecodePullRequestMessage()
        {
            // given
            EmbeddedChannel           channel = new EmbeddedChannel(new StoreCopyFinishedResponseEncoder(), new StoreCopyFinishedResponseDecoder());
            StoreCopyFinishedResponse sent    = new StoreCopyFinishedResponse(Status.E_STORE_ID_MISMATCH);

            // when
            channel.writeOutbound(sent);
            object message = channel.readOutbound();

            channel.writeInbound(message);

            // then
            StoreCopyFinishedResponse received = channel.readInbound();

            assertNotSame(sent, received);
            assertEquals(sent, received);
        }
Example #6
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldResetProtocolAndGiveErrorOnUncheckedException()
        public virtual void ShouldResetProtocolAndGiveErrorOnUncheckedException()
        {
            when(_neoStoreDataSource.StoreId).thenThrow(new System.InvalidOperationException());

            try
            {
                _embeddedChannel.writeInbound(new GetStoreFileRequest(_storeIdMatching, new File("some-file"), 1));
                fail();
            }
            catch (System.InvalidOperationException)
            {
            }
            assertEquals(ResponseMessageType.STORE_COPY_FINISHED, _embeddedChannel.readOutbound());
            StoreCopyFinishedResponse expectedResponse = new StoreCopyFinishedResponse(StoreCopyFinishedResponse.Status.EUnknown);

            assertEquals(expectedResponse, _embeddedChannel.readOutbound());

            assertTrue(_catchupServerProtocol.isExpecting(CatchupServerProtocol.State.MESSAGE_TYPE));
        }
Example #7
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shoulResetProtocolAndGiveErrorIfFilesThrowException()
        public virtual void ShoulResetProtocolAndGiveErrorIfFilesThrowException()
        {
            EmbeddedChannel alternativeChannel = new EmbeddedChannel(new EvilStoreCopyRequestHandler(this, _catchupServerProtocol, () => _neoStoreDataSource, new StoreFileStreamingProtocol(), _fileSystemAbstraction, NullLogProvider.Instance));

            try
            {
                alternativeChannel.writeInbound(new GetStoreFileRequest(_storeIdMatching, new File("some-file"), 1));
                fail();
            }
            catch (System.InvalidOperationException)
            {
                // do nothing
            }
            assertEquals(ResponseMessageType.STORE_COPY_FINISHED, alternativeChannel.readOutbound());
            StoreCopyFinishedResponse expectedResponse = new StoreCopyFinishedResponse(StoreCopyFinishedResponse.Status.EUnknown);

            assertEquals(expectedResponse, alternativeChannel.readOutbound());

            assertTrue(_catchupServerProtocol.isExpecting(CatchupServerProtocol.State.MESSAGE_TYPE));
        }
Example #8
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void individualFileCopyWorks() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void IndividualFileCopyWorks()
        {
            // given a file exists on the server
            AddData(_graphDb);
            File existingFile = new File(_temporaryDirectory, EXISTING_FILE_NAME);

            // and
            SimpleCatchupClient simpleCatchupClient = new SimpleCatchupClient(_graphDb, _fsa, _catchupClient, _catchupServer, _temporaryDirectory, _logProvider);

            // when we copy that file
            _pageCache.flushAndForce();
            StoreCopyFinishedResponse storeCopyFinishedResponse = simpleCatchupClient.RequestIndividualFile(existingFile);

            simpleCatchupClient.Close();

            // then the response is successful
            assertEquals(StoreCopyFinishedResponse.Status.Success, storeCopyFinishedResponse.Status());

            // then the contents matches
            FileContentEquals(ClientFileToDatabaseFile(existingFile), existingFile);
        }
Example #9
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void individualIndexSnapshotCopyWorks() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void IndividualIndexSnapshotCopyWorks()
        {
            // given
            NeoStoreDataSource neoStoreDataSource = GetNeoStoreDataSource(_graphDb);
//JAVA TO C# CONVERTER TODO TASK: Method reference arbitrary object instance method syntax is not converted by Java to C# Converter:
            IList <File>        expectingFiles      = neoStoreDataSource.NeoStoreFileListing.builder().excludeAll().includeSchemaIndexStoreFiles().build().Select(StoreFileMetadata::file).ToList();
            SimpleCatchupClient simpleCatchupClient = new SimpleCatchupClient(_graphDb, _fsa, _catchupClient, _catchupServer, _temporaryDirectory, _logProvider);

            // and
            LongIterator indexIds = GetExpectedIndexIds(neoStoreDataSource).longIterator();

            // when
            while (indexIds.hasNext())
            {
                long indexId = indexIds.next();
                StoreCopyFinishedResponse response = simpleCatchupClient.RequestIndexSnapshot(indexId);
                simpleCatchupClient.Close();
                assertEquals(StoreCopyFinishedResponse.Status.Success, response.Status());
            }

            // then
            FileContentEquals(expectingFiles);
        }