| /* |
| * 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.hadoop.chukwa.datacollection.adaptor.filetailer; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import org.apache.hadoop.chukwa.Chunk; |
| import org.apache.hadoop.chukwa.conf.ChukwaConfiguration; |
| import org.apache.hadoop.chukwa.datacollection.agent.ChukwaAgent; |
| import org.apache.hadoop.chukwa.datacollection.connector.ChunkCatcherConnector; |
| import org.apache.hadoop.chukwa.datacollection.controller.ChukwaAgentController; |
| import junit.framework.Assert; |
| import junit.framework.TestCase; |
| |
| public class TestFileTailingAdaptorBigRecord extends TestCase { |
| |
| ChunkCatcherConnector chunks; |
| |
| public void testBigRecord() { |
| File f = null; |
| try { |
| File tempDir = new File(System.getProperty("test.build.data", "/tmp")); |
| if (!tempDir.exists()) { |
| tempDir.mkdirs(); |
| } |
| String logFile = tempDir.getPath() + "/Chukwa-bigRecord.txt"; |
| f = makeTestFile(logFile); |
| |
| chunks = new ChunkCatcherConnector(); |
| chunks.start(); |
| |
| // Remove any adaptor left over from previous run |
| ChukwaConfiguration cc = new ChukwaConfiguration(); |
| cc.set("chukwaAgent.control.port", "0"); |
| cc.setInt("chukwaAgent.fileTailingAdaptor.maxReadSize", 55); |
| ChukwaAgent agent = ChukwaAgent.getAgent(cc); |
| agent.start(); |
| int portno = agent.getControllerPort(); |
| while (portno == -1) { |
| Thread.sleep(1000); |
| portno = agent.getControllerPort(); |
| } |
| |
| // System.out.println("Port number:" + portno); |
| ChukwaAgentController cli = new ChukwaAgentController("localhost", portno); |
| cli.removeAll(); |
| // sleep for some time to make sure we don't get chunk from existing |
| // streams |
| Thread.sleep(5000); |
| String adaptorId = agent |
| .processAddCommand("add org.apache.hadoop.chukwa.datacollection.adaptor.filetailer.CharFileTailingAdaptorUTF8NewLineEscaped" |
| + " BigRecord " + logFile + " 0"); |
| assertNotNull(adaptorId); |
| |
| boolean record8Found = false; |
| Chunk c = null; |
| // Keep reading until record8 |
| // If the adaptor is stopped then Junit will fail with a timeOut |
| while (!record8Found) { |
| c = chunks.waitForAChunk();//only wait three minutes |
| String data = new String(c.getData()); |
| if (c.getDataType().equals("BigRecord") |
| && data.indexOf("8 abcdefghijklmnopqrstuvwxyz") >= 0) { |
| record8Found = true; |
| } |
| } |
| agent.stopAdaptor(adaptorId, true); |
| agent.shutdown(); |
| Thread.sleep(2000); |
| } catch (Exception e) { |
| Assert.fail("Exception in testBigRecord: " + e.getMessage()); |
| } finally { |
| if (f != null) { |
| f.delete(); |
| } |
| } |
| } |
| |
| private File makeTestFile(String name) throws IOException { |
| File tmpOutput = new File(name); |
| FileOutputStream fos = new FileOutputStream(tmpOutput); |
| |
| PrintWriter pw = new PrintWriter(fos); |
| for (int i = 0; i < 5; ++i) { |
| pw.print(i + " "); |
| pw.println("abcdefghijklmnopqrstuvwxyz"); |
| } |
| pw.print("6 "); |
| for (int i = 0; i < 10; ++i) { |
| pw.print("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"); |
| } |
| pw.print("\n"); |
| pw.print("7 "); |
| pw.println("abcdefghijklmnopqrstuvwxyz"); |
| pw.print("8 "); |
| pw.println("abcdefghijklmnopqrstuvwxyz"); |
| |
| pw.flush(); |
| pw.close(); |
| return tmpOutput; |
| } |
| |
| } |