| /* |
| * 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; |
| |
| 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.datacollection.agent.ChukwaAgent; |
| import org.apache.hadoop.chukwa.datacollection.connector.ChunkCatcherConnector; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.log4j.Level; |
| import org.apache.log4j.Logger; |
| import junit.framework.TestCase; |
| import static org.apache.hadoop.chukwa.util.TempFileUtil.*; |
| |
| public class TestFileAdaptor extends TestCase { |
| |
| Configuration conf = new Configuration(); |
| static File baseDir; |
| File testFile; |
| ChunkCatcherConnector chunks; |
| |
| public TestFileAdaptor() throws IOException { |
| baseDir = new File(System.getProperty("test.build.data", "/tmp")); |
| conf.setInt("chukwaAgent.control.port", 0); |
| conf.set("chukwaAgent.checkpoint.dir", baseDir.getCanonicalPath()); |
| conf.setBoolean("chukwaAgent.checkpoint.enabled", false); |
| conf.setInt("chukwaAgent.adaptor.fileadaptor.timeoutperiod", 100); |
| conf.setInt("chukwaAgent.adaptor.context.switch.time", 100); |
| testFile = makeTestFile("test", 10, baseDir); |
| |
| chunks = new ChunkCatcherConnector(); |
| chunks.start(); |
| } |
| |
| |
| public void testOnce() throws IOException, |
| ChukwaAgent.AlreadyRunningException, InterruptedException { |
| |
| ChukwaAgent agent = ChukwaAgent.getAgent(conf); |
| agent.start(); |
| |
| assertEquals(0, agent.adaptorCount()); |
| |
| String name =agent.processAddCommand("add test = FileAdaptor raw " +testFile.getCanonicalPath() + " 0"); |
| assertEquals(1, agent.adaptorCount()); |
| assertEquals(name, "adaptor_test"); |
| Chunk c = chunks.waitForAChunk(5000); |
| assertNotNull(c); |
| String dat = new String(c.getData()); |
| assertTrue(dat.startsWith("0 abcdefghijklmnopqrstuvwxyz")); |
| assertTrue(dat.endsWith("9 abcdefghijklmnopqrstuvwxyz\n")); |
| assertTrue(c.getDataType().equals("raw")); |
| agent.shutdown(); |
| } |
| |
| public void testRepeatedly() throws IOException, |
| ChukwaAgent.AlreadyRunningException, InterruptedException { |
| int tests = 10; //SHOULD SET HIGHER AND WATCH WITH lsof to find leaks |
| |
| ChukwaAgent agent = ChukwaAgent.getAgent(conf); |
| agent.start(); |
| for(int i=0; i < tests; ++i) { |
| if(i % 100 == 0) |
| System.out.println("buzzed " + i + " times"); |
| |
| assertEquals(0, agent.adaptorCount()); |
| String name = agent.processAddCommand("add test = FileAdaptor raw " +testFile.getCanonicalPath() + " 0"); |
| assertEquals(1, agent.adaptorCount()); |
| assertEquals(name, "adaptor_test"); |
| Chunk c = chunks.waitForAChunk(5000); |
| assertNotNull(c); |
| String dat = new String(c.getData()); |
| assertTrue(dat.startsWith("0 abcdefghijklmnopqrstuvwxyz")); |
| assertTrue(dat.endsWith("9 abcdefghijklmnopqrstuvwxyz\n")); |
| assertTrue(c.getDataType().equals("raw")); |
| while(agent.adaptorCount() > 0) { |
| agent.stopAdaptor("adaptor_test", false); |
| Thread.sleep(1000); |
| } |
| } |
| agent.shutdown(); |
| } |
| |
| } |