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/*
* 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.processors.standard;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.commons.lang3.StringUtils;
import org.apache.nifi.flowfile.attributes.CoreAttributes;
import org.apache.nifi.remote.io.socket.NetworkUtils;
import org.apache.nifi.reporting.InitializationException;
import org.apache.nifi.security.util.ClientAuth;
import org.apache.nifi.security.util.TlsException;
import org.apache.nifi.ssl.SSLContextService;
import org.apache.nifi.util.FlowFileUnpackagerV3;
import org.apache.nifi.util.MockFlowFile;
import org.apache.nifi.util.TestRunner;
import org.apache.nifi.util.TestRunners;
import org.apache.nifi.web.util.JettyServerUtils;
import org.apache.nifi.web.util.ssl.SslContextUtils;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.ServerConnector;
import org.eclipse.jetty.servlet.ServletHandler;
import org.junit.After;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.mockito.Mockito;
import javax.net.ssl.SSLContext;
/**
* Integration Test for deprecated PostHTTP Processor
*/
@SuppressWarnings("deprecation")
public class ITPostHTTP {
private Server server;
private TestRunner runner;
private CaptureServlet servlet;
private static final String SSL_CONTEXT_IDENTIFIER = SSLContextService.class.getName();
private static final String TEST_MESSAGE = String.class.getName();
private static SSLContext keyStoreSslContext;
private static SSLContext trustStoreSslContext;
@BeforeClass
public static void configureServices() throws TlsException {
keyStoreSslContext = SslContextUtils.createKeyStoreSslContext();
trustStoreSslContext = SslContextUtils.createTrustStoreSslContext();
}
private static String getUrl(final SSLContext sslContext, final int port) {
final String protocol = sslContext == null ? "http" : "https";
return String.format("%s://localhost:%d", protocol, port);
}
private void setup(final SSLContext serverSslContext, final ClientAuth clientAuth) throws Exception {
runner = TestRunners.newTestRunner(org.apache.nifi.processors.standard.PostHTTP.class);
final int port = NetworkUtils.availablePort();
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.URL, getUrl(serverSslContext, port));
// set up web service
ServletHandler handler = new ServletHandler();
handler.addServletWithMapping(CaptureServlet.class, "/*");
final Server configuredServer = JettyServerUtils.createServer(port, serverSslContext, clientAuth);
configuredServer.setHandler(handler);
final ServerConnector connector = new ServerConnector(configuredServer);
connector.setPort(port);
JettyServerUtils.startServer(configuredServer);
servlet = (CaptureServlet) handler.getServlets()[0].getServlet();
}
@After
public void cleanup() throws Exception {
if (server != null) {
server.stop();
server.destroy();
server = null;
}
}
@Test
public void testUnauthenticatedTls() throws Exception {
setup(keyStoreSslContext, ClientAuth.NONE);
enableSslContextService(trustStoreSslContext);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, Boolean.FALSE.toString());
runner.enqueue(TEST_MESSAGE);
runner.run();
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS, 1);
}
@Test
public void testMutualTls() throws Exception {
setup(keyStoreSslContext, ClientAuth.REQUIRED);
enableSslContextService(keyStoreSslContext);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, Boolean.FALSE.toString());
runner.enqueue(TEST_MESSAGE);
runner.run();
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS, 1);
}
@Test
public void testMutualTlsClientCertificateMissing() throws Exception {
setup(keyStoreSslContext, ClientAuth.REQUIRED);
enableSslContextService(trustStoreSslContext);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, Boolean.FALSE.toString());
runner.enqueue(TEST_MESSAGE);
runner.run();
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_FAILURE, 1);
}
@Test
public void testSendAsFlowFile() throws Exception {
setup( null, null);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.SEND_AS_FLOWFILE, "true");
final Map<String, String> attrs = new HashMap<>();
attrs.put("abc", "cba");
runner.enqueue(TEST_MESSAGE, attrs);
attrs.put("abc", "abc");
attrs.put("filename", "xyz.txt");
runner.enqueue("World".getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
final byte[] lastPost = servlet.getLastPost();
final ByteArrayOutputStream baos = new ByteArrayOutputStream();
final ByteArrayInputStream bais = new ByteArrayInputStream(lastPost);
FlowFileUnpackagerV3 unpacker = new FlowFileUnpackagerV3();
// unpack first flowfile received
Map<String, String> receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
byte[] contentReceived = baos.toByteArray();
assertEquals(TEST_MESSAGE, new String(contentReceived));
assertEquals("cba", receivedAttrs.get("abc"));
assertTrue(unpacker.hasMoreData());
baos.reset();
receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
contentReceived = baos.toByteArray();
assertEquals("World", new String(contentReceived));
assertEquals("abc", receivedAttrs.get("abc"));
assertEquals("xyz.txt", receivedAttrs.get("filename"));
Assert.assertNull(receivedAttrs.get("Content-Length"));
}
@Test
public void testMutualTlsSendFlowFile() throws Exception {
setup(keyStoreSslContext, ClientAuth.REQUIRED);
enableSslContextService(keyStoreSslContext);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.SEND_AS_FLOWFILE, "true");
final Map<String, String> attrs = new HashMap<>();
attrs.put("abc", "cba");
runner.enqueue(TEST_MESSAGE, attrs);
attrs.put("abc", "abc");
attrs.put("filename", "xyz.txt");
runner.enqueue("World".getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
final byte[] lastPost = servlet.getLastPost();
final ByteArrayOutputStream baos = new ByteArrayOutputStream();
final ByteArrayInputStream bais = new ByteArrayInputStream(lastPost);
FlowFileUnpackagerV3 unpacker = new FlowFileUnpackagerV3();
// unpack first flowfile received
Map<String, String> receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
byte[] contentReceived = baos.toByteArray();
assertEquals(TEST_MESSAGE, new String(contentReceived));
assertEquals("cba", receivedAttrs.get("abc"));
assertTrue(unpacker.hasMoreData());
baos.reset();
receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
contentReceived = baos.toByteArray();
assertEquals("World", new String(contentReceived));
assertEquals("abc", receivedAttrs.get("abc"));
assertEquals("xyz.txt", receivedAttrs.get("filename"));
}
@Test
public void testSendWithMimeType() throws Exception {
setup(null, null);
final Map<String, String> attrs = new HashMap<>();
final String suppliedMimeType = "text/plain";
attrs.put(CoreAttributes.MIME_TYPE.key(), suppliedMimeType);
runner.enqueue("Camping is great!".getBytes(), attrs);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, Boolean.FALSE.toString());
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(suppliedMimeType, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
Assert.assertEquals("17",lastPostHeaders.get("Content-Length"));
}
@Test
public void testSendWithEmptyELExpression() throws Exception {
setup( null, null);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, Boolean.FALSE.toString());
final Map<String, String> attrs = new HashMap<>();
attrs.put(CoreAttributes.MIME_TYPE.key(), "");
runner.enqueue("The wilderness.".getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(org.apache.nifi.processors.standard.PostHTTP.DEFAULT_CONTENT_TYPE, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
}
@Test
public void testSendWithContentTypeProperty() throws Exception {
setup(null, null);
final String suppliedMimeType = "text/plain";
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE, suppliedMimeType);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, Boolean.FALSE.toString());
final Map<String, String> attrs = new HashMap<>();
attrs.put(CoreAttributes.MIME_TYPE.key(), "text/csv");
runner.enqueue("Sending with content type property.".getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(suppliedMimeType, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
}
@Test
public void testSendWithCompressionServerAcceptGzip() throws Exception {
setup(null, null);
final String suppliedMimeType = "text/plain";
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE, suppliedMimeType);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.COMPRESSION_LEVEL, "9");
final Map<String, String> attrs = new HashMap<>();
attrs.put(CoreAttributes.MIME_TYPE.key(), "text/plain");
runner.enqueue(StringUtils.repeat("Lines of sample text.", 100).getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(suppliedMimeType, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
// Ensure that a 'Content-Encoding' header was set with a 'gzip' value
Assert.assertEquals(org.apache.nifi.processors.standard.PostHTTP.CONTENT_ENCODING_GZIP_VALUE, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_ENCODING_HEADER));
Assert.assertNull(lastPostHeaders.get("Content-Length"));
}
@Test
public void testSendWithoutCompressionServerAcceptGzip() throws Exception {
setup(null, null);
final String suppliedMimeType = "text/plain";
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE, suppliedMimeType);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.COMPRESSION_LEVEL, "0");
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, "false");
final Map<String, String> attrs = new HashMap<>();
attrs.put(CoreAttributes.MIME_TYPE.key(), "text/plain");
runner.enqueue(StringUtils.repeat("Lines of sample text.", 100).getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(suppliedMimeType, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
// Ensure that the request was not sent with a 'Content-Encoding' header
Assert.assertNull(lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_ENCODING_HEADER));
Assert.assertEquals("2100",lastPostHeaders.get("Content-Length"));
}
@Test
public void testSendWithCompressionServerNotAcceptGzip() throws Exception {
setup(null, null);
final String suppliedMimeType = "text/plain";
// Specify a property to the URL to have the CaptureServlet specify it doesn't accept gzip
final String serverUrl = runner.getProcessContext().getProperty(PostHTTP.URL).getValue();
final String url = String.format("%s?acceptGzip=false", serverUrl);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.URL, url);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE, suppliedMimeType);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.COMPRESSION_LEVEL, "9");
final Map<String, String> attrs = new HashMap<>();
attrs.put(CoreAttributes.MIME_TYPE.key(), "text/plain");
runner.enqueue(StringUtils.repeat("Lines of sample text.", 100).getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(suppliedMimeType, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
// Ensure that the request was not sent with a 'Content-Encoding' header
Assert.assertNull(lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_ENCODING_HEADER));
}
@Test
public void testSendChunked() throws Exception {
setup(null, null);
final String suppliedMimeType = "text/plain";
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE, suppliedMimeType);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, Boolean.TRUE.toString());
final Map<String, String> attrs = new HashMap<>();
attrs.put(CoreAttributes.MIME_TYPE.key(), "text/plain");
runner.enqueue(StringUtils.repeat("Lines of sample text.", 100).getBytes(), attrs);
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
byte[] postValue = servlet.getLastPost();
Assert.assertArrayEquals(StringUtils.repeat("Lines of sample text.", 100).getBytes(),postValue);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(suppliedMimeType, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
Assert.assertNull(lastPostHeaders.get("Content-Length"));
Assert.assertEquals("chunked",lastPostHeaders.get("Transfer-Encoding"));
}
@Test
public void testSendWithThrottler() throws Exception {
setup(null, null);
final String suppliedMimeType = "text/plain";
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE, suppliedMimeType);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.CHUNKED_ENCODING, "false");
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.MAX_DATA_RATE, "10kb");
final Map<String, String> attrs = new HashMap<>();
attrs.put(CoreAttributes.MIME_TYPE.key(), "text/plain");
runner.enqueue(StringUtils.repeat("This is a line of sample text. Here is another.", 100).getBytes(), attrs);
boolean stopOnFinish = true;
runner.run(1, stopOnFinish);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
byte[] postValue = servlet.getLastPost();
Assert.assertArrayEquals(StringUtils.repeat("This is a line of sample text. Here is another.", 100).getBytes(),postValue);
Map<String, String> lastPostHeaders = servlet.getLastPostHeaders();
Assert.assertEquals(suppliedMimeType, lastPostHeaders.get(org.apache.nifi.processors.standard.PostHTTP.CONTENT_TYPE_HEADER));
Assert.assertEquals("4700",lastPostHeaders.get("Content-Length"));
}
@Test
public void testDefaultUserAgent() throws Exception {
setup(null, null);
Assert.assertTrue(runner.getProcessContext().getProperty(org.apache.nifi.processors.standard.PostHTTP.USER_AGENT).getValue().startsWith("Apache-HttpClient"));
}
@Test
public void testBatchWithMultipleUrls() throws Exception {
setup(null,null);
final CaptureServlet servletA = servlet;
final String urlA = runner.getProcessContext().getProperty(org.apache.nifi.processors.standard.PostHTTP.URL).getValue();
// set up second web service
ServletHandler handler = new ServletHandler();
handler.addServletWithMapping(CaptureServlet.class, "/*");
// create the second service
final int portB = NetworkUtils.availablePort();
final String urlB = getUrl(null, portB);
final Server serverB = JettyServerUtils.createServer(portB, null, null);
serverB.setHandler(handler);
JettyServerUtils.startServer(serverB);
final CaptureServlet servletB = (CaptureServlet) handler.getServlets()[0].getServlet();
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.URL, "${url}"); // use EL for the URL
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.SEND_AS_FLOWFILE, "true");
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.MAX_BATCH_SIZE, "10 b");
Set<String> expectedContentA = new HashSet<>();
Set<String> expectedContentB = new HashSet<>();
Set<String> actualContentA = new HashSet<>();
Set<String> actualContentB = new HashSet<>();
// enqueue 9 FlowFiles
for (int i = 0; i < 9; i++) {
enqueueWithURL("a" + i, urlA);
enqueueWithURL("b" + i, urlB);
expectedContentA.add("a" + i);
expectedContentB.add("b" + i);
}
// MAX_BATCH_SIZE is 10 bytes, each file is 2 bytes, so 18 files should produce 4 batches
for (int i = 0; i < 4; i++) {
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
final List<MockFlowFile> successFiles = runner.getFlowFilesForRelationship(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
assertFalse(successFiles.isEmpty());
MockFlowFile mff = successFiles.get(0);
final String urlAttr = mff.getAttribute("url");
if (urlA.equals(urlAttr)) {
checkBatch(urlA, servletA, actualContentA, (actualContentA.isEmpty() ? 5 : 4));
} else if (urlB.equals(urlAttr)) {
checkBatch(urlB, servletB, actualContentB, (actualContentB.isEmpty() ? 5 : 4));
} else {
fail("unexpected url attribute");
}
}
assertEquals(expectedContentA, actualContentA);
assertEquals(expectedContentB, actualContentB);
// make sure everything transferred, nothing more to do
runner.run(1);
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS, 0);
}
private void enqueueWithURL(String data, String url) {
final Map<String, String> attrs = new HashMap<>();
attrs.put("url", url);
runner.enqueue(data.getBytes(), attrs);
}
private void checkBatch(final String url, CaptureServlet servlet, Set<String> actualContent, int expectedCount) throws Exception {
FlowFileUnpackagerV3 unpacker = new FlowFileUnpackagerV3();
Set<String> actualFFContent = new HashSet<>();
Set<String> actualPostContent = new HashSet<>();
runner.assertAllFlowFilesTransferred(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS, expectedCount);
// confirm that all FlowFiles transferred to 'success' have the same URL
// also accumulate content to verify later
final List<MockFlowFile> successFlowFiles = runner.getFlowFilesForRelationship(org.apache.nifi.processors.standard.PostHTTP.REL_SUCCESS);
for (int i = 0; i < expectedCount; i++) {
MockFlowFile mff = successFlowFiles.get(i);
mff.assertAttributeEquals("url", url);
String content = new String(mff.toByteArray());
actualFFContent.add(content);
}
// confirm that all FlowFiles POSTed to server have the same URL
// also accumulate content to verify later
try (ByteArrayInputStream bais = new ByteArrayInputStream(servlet.getLastPost());
ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
for (int i = 0; i < expectedCount; i++) {
Map<String, String> receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
final byte[] bytesReceived = baos.toByteArray();
String receivedContent = new String(bytesReceived, StandardCharsets.UTF_8);
actualPostContent.add(receivedContent);
assertEquals(url, receivedAttrs.get("url"));
assertTrue(unpacker.hasMoreData() || i == (expectedCount - 1));
baos.reset();
}
}
// confirm that the transferred and POSTed content match
assertEquals(actualFFContent, actualPostContent);
// accumulate actual content
actualContent.addAll(actualPostContent);
runner.clearTransferState();
}
private void enableSslContextService(final SSLContext configuredSslContext) throws InitializationException {
final SSLContextService sslContextService = Mockito.mock(SSLContextService.class);
Mockito.when(sslContextService.getIdentifier()).thenReturn(SSL_CONTEXT_IDENTIFIER);
Mockito.when(sslContextService.createContext()).thenReturn(configuredSslContext);
runner.addControllerService(SSL_CONTEXT_IDENTIFIER, sslContextService);
runner.enableControllerService(sslContextService);
runner.setProperty(org.apache.nifi.processors.standard.PostHTTP.SSL_CONTEXT_SERVICE, SSL_CONTEXT_IDENTIFIER);
}
}