| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.nifi.remote.protocol.socket; |
| |
| import org.apache.nifi.events.EventReporter; |
| import org.apache.nifi.remote.Peer; |
| import org.apache.nifi.remote.PeerDescription; |
| import org.apache.nifi.remote.Transaction; |
| import org.apache.nifi.remote.TransferDirection; |
| import org.apache.nifi.remote.codec.FlowFileCodec; |
| import org.apache.nifi.remote.codec.StandardFlowFileCodec; |
| import org.apache.nifi.remote.io.socket.SocketCommunicationsSession; |
| import org.apache.nifi.remote.io.socket.SocketInput; |
| import org.apache.nifi.remote.io.socket.SocketOutput; |
| import org.apache.nifi.remote.protocol.DataPacket; |
| import org.apache.nifi.remote.protocol.RequestType; |
| import org.apache.nifi.remote.protocol.Response; |
| import org.apache.nifi.remote.protocol.ResponseCode; |
| import org.junit.jupiter.api.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.createDataPacket; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execReceiveOneFlowFile; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execReceiveTwoFlowFiles; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execReceiveWithInvalidChecksum; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execReceiveZeroFlowFile; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execSendButDestinationFull; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execSendOneFlowFile; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execSendTwoFlowFiles; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execSendWithInvalidChecksum; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.execSendZeroFlowFile; |
| import static org.apache.nifi.remote.protocol.SiteToSiteTestUtils.readContents; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| public class TestSocketClientTransaction { |
| |
| private Logger logger = LoggerFactory.getLogger(TestSocketClientTransaction.class); |
| private FlowFileCodec codec = new StandardFlowFileCodec(); |
| |
| private SocketClientTransaction getClientTransaction(ByteArrayInputStream bis, ByteArrayOutputStream bos, TransferDirection direction) throws IOException { |
| PeerDescription description = null; |
| String peerUrl = ""; |
| SocketCommunicationsSession commsSession = mock(SocketCommunicationsSession.class); |
| SocketInput socketIn = mock(SocketInput.class); |
| SocketOutput socketOut = mock(SocketOutput.class); |
| when(commsSession.getInput()).thenReturn(socketIn); |
| when(commsSession.getOutput()).thenReturn(socketOut); |
| |
| when(socketIn.getInputStream()).thenReturn(bis); |
| when(socketOut.getOutputStream()).thenReturn(bos); |
| |
| String clusterUrl = ""; |
| Peer peer = new Peer(description, commsSession, peerUrl, clusterUrl); |
| boolean useCompression = false; |
| int penaltyMillis = 1000; |
| EventReporter eventReporter = null; |
| int protocolVersion = 5; |
| String destinationId = "destinationId"; |
| return new SocketClientTransaction(protocolVersion, destinationId, peer, codec, direction, useCompression, penaltyMillis, eventReporter); |
| } |
| |
| @Test |
| public void testReceiveZeroFlowFile() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.NO_MORE_DATA.writeResponse(serverResponse); |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.RECEIVE); |
| |
| execReceiveZeroFlowFile(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.RECEIVE_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| @Test |
| public void testReceiveOneFlowFile() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.MORE_DATA.writeResponse(serverResponse); |
| codec.encode(createDataPacket("contents on server 1"), serverResponse); |
| ResponseCode.FINISH_TRANSACTION.writeResponse(serverResponse); |
| ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "Checksum has been verified at server."); |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.RECEIVE); |
| |
| execReceiveOneFlowFile(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.RECEIVE_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| Response confirmResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode()); |
| assertEquals( "3680976076", confirmResponse.getMessage(), "Checksum should be calculated at client"); |
| Response completeResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.TRANSACTION_FINISHED, completeResponse.getCode()); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| @Test |
| public void testReceiveTwoFlowFiles() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.MORE_DATA.writeResponse(serverResponse); |
| codec.encode(createDataPacket("contents on server 1"), serverResponse); |
| ResponseCode.CONTINUE_TRANSACTION.writeResponse(serverResponse); |
| codec.encode(createDataPacket("contents on server 2"), serverResponse); |
| ResponseCode.FINISH_TRANSACTION.writeResponse(serverResponse); |
| ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "Checksum has been verified at server."); |
| |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.RECEIVE); |
| |
| assertEquals(Transaction.TransactionState.TRANSACTION_STARTED, transaction.getState()); |
| |
| execReceiveTwoFlowFiles(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.RECEIVE_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| Response confirmResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode()); |
| assertEquals("2969091230", confirmResponse.getMessage(), "Checksum should be calculated at client"); |
| Response completeResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.TRANSACTION_FINISHED, completeResponse.getCode()); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| @Test |
| public void testReceiveWithInvalidChecksum() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.MORE_DATA.writeResponse(serverResponse); |
| codec.encode(createDataPacket("contents on server 1"), serverResponse); |
| ResponseCode.CONTINUE_TRANSACTION.writeResponse(serverResponse); |
| codec.encode(createDataPacket("contents on server 2"), serverResponse); |
| ResponseCode.FINISH_TRANSACTION.writeResponse(serverResponse); |
| ResponseCode.BAD_CHECKSUM.writeResponse(serverResponse); |
| |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.RECEIVE); |
| |
| execReceiveWithInvalidChecksum(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.RECEIVE_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| Response confirmResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode()); |
| assertEquals( "2969091230", confirmResponse.getMessage(), "Checksum should be calculated at client"); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| |
| @Test |
| public void testSendZeroFlowFile() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.SEND); |
| |
| execSendZeroFlowFile(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.SEND_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| @Test |
| public void testSendOneFlowFile() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "2946083981"); |
| ResponseCode.TRANSACTION_FINISHED.writeResponse(serverResponse); |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.SEND); |
| |
| execSendOneFlowFile(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.SEND_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| DataPacket packetByClient = codec.decode(sentByClient); |
| assertEquals("contents on client 1", readContents(packetByClient)); |
| Response endOfDataResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.FINISH_TRANSACTION, endOfDataResponse.getCode()); |
| Response confirmResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode()); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| @Test |
| public void testSendTwoFlowFiles() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "3359812065"); |
| ResponseCode.TRANSACTION_FINISHED.writeResponse(serverResponse); |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.SEND); |
| |
| execSendTwoFlowFiles(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.SEND_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| DataPacket packetByClient = codec.decode(sentByClient); |
| assertEquals("contents on client 1", readContents(packetByClient)); |
| Response continueDataResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONTINUE_TRANSACTION, continueDataResponse.getCode()); |
| packetByClient = codec.decode(sentByClient); |
| assertEquals("contents on client 2", readContents(packetByClient)); |
| Response endOfDataResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.FINISH_TRANSACTION, endOfDataResponse.getCode()); |
| Response confirmResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode()); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| @Test |
| public void testSendWithInvalidChecksum() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "Different checksum"); |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.SEND); |
| |
| execSendWithInvalidChecksum(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.SEND_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| DataPacket packetByClient = codec.decode(sentByClient); |
| assertEquals("contents on client 1", readContents(packetByClient)); |
| Response continueDataResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONTINUE_TRANSACTION, continueDataResponse.getCode()); |
| packetByClient = codec.decode(sentByClient); |
| assertEquals("contents on client 2", readContents(packetByClient)); |
| Response endOfDataResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.FINISH_TRANSACTION, endOfDataResponse.getCode()); |
| Response confirmResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.BAD_CHECKSUM, confirmResponse.getCode()); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| |
| @Test |
| public void testSendButDestinationFull() throws IOException { |
| |
| ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream(); |
| DataOutputStream serverResponse = new DataOutputStream(serverResponseBos); |
| ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "3359812065"); |
| ResponseCode.TRANSACTION_FINISHED_BUT_DESTINATION_FULL.writeResponse(serverResponse); |
| |
| ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray()); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| |
| SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.SEND); |
| |
| execSendButDestinationFull(transaction); |
| |
| // Verify what client has sent. |
| DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray())); |
| assertEquals(RequestType.SEND_FLOWFILES, RequestType.readRequestType(sentByClient)); |
| DataPacket packetByClient = codec.decode(sentByClient); |
| assertEquals("contents on client 1", readContents(packetByClient)); |
| Response continueDataResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONTINUE_TRANSACTION, continueDataResponse.getCode()); |
| packetByClient = codec.decode(sentByClient); |
| assertEquals("contents on client 2", readContents(packetByClient)); |
| Response endOfDataResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.FINISH_TRANSACTION, endOfDataResponse.getCode()); |
| Response confirmResponse = Response.read(sentByClient); |
| assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode()); |
| assertEquals(-1, sentByClient.read()); |
| } |
| |
| } |