| /* |
| * 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.*; |
| import junit.framework.TestCase; |
| import org.apache.hadoop.chukwa.conf.ChukwaConfiguration; |
| import java.util.Map; |
| import java.util.Iterator; |
| import org.apache.hadoop.chukwa.Chunk; |
| import org.apache.hadoop.chukwa.datacollection.adaptor.*; |
| import org.apache.hadoop.chukwa.datacollection.agent.ChukwaAgent; |
| import org.apache.hadoop.chukwa.datacollection.controller.ChukwaAgentController; |
| import org.apache.hadoop.chukwa.datacollection.connector.ChunkCatcherConnector; |
| import static org.apache.hadoop.chukwa.util.TempFileUtil.*; |
| |
| public class TestLogRotate extends TestCase { |
| ChunkCatcherConnector chunks; |
| |
| public TestLogRotate() { |
| chunks = new ChunkCatcherConnector(); |
| chunks.start(); |
| } |
| |
| public void testLogRotate() throws IOException, InterruptedException, |
| ChukwaAgent.AlreadyRunningException { |
| ChukwaAgent agent = ChukwaAgent.getAgent(); |
| agent.start(); |
| // Remove any adaptor left over from previous run |
| ChukwaConfiguration cc = new ChukwaConfiguration(); |
| int portno = cc.getInt("chukwaAgent.control.port", 9093); |
| 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); |
| File testFile = makeTestFile("chukwaLogRotateTest", 80); |
| String adaptorId = agent |
| .processAddCommand("add lr =org.apache.hadoop.chukwa.datacollection.adaptor.filetailer.CharFileTailingAdaptorUTF8" |
| + " lines " + testFile + " 0"); |
| assertTrue(adaptorId.equals("adaptor_lr")); |
| System.out.println("getting a chunk..."); |
| Chunk c = chunks.waitForAChunk(); |
| System.out.println("got chunk"); |
| while (!c.getDataType().equals("lines")) { |
| c = chunks.waitForAChunk(); |
| } |
| assertTrue(c.getSeqID() == testFile.length()); |
| assertTrue(c.getRecordOffsets().length == 80); |
| int recStart = 0; |
| for (int rec = 0; rec < c.getRecordOffsets().length; ++rec) { |
| String record = new String(c.getData(), recStart, |
| c.getRecordOffsets()[rec] - recStart + 1); |
| System.out.println("record " + rec + " was: " + record); |
| assertTrue(record.equals(rec + " abcdefghijklmnopqrstuvwxyz\n")); |
| recStart = c.getRecordOffsets()[rec] + 1; |
| } |
| assertTrue(c.getDataType().equals("lines")); |
| testFile = makeTestFile("chukwaLogRotateTest", 40); |
| c = chunks.waitForAChunk(); |
| System.out.println("got chunk"); |
| while (!c.getDataType().equals("lines")) { |
| c = chunks.waitForAChunk(); |
| } |
| // assertTrue(c.getSeqID() == testFile.length()); |
| assertTrue(c.getRecordOffsets().length == 40); |
| recStart = 0; |
| for (int rec = 0; rec < c.getRecordOffsets().length; ++rec) { |
| String record = new String(c.getData(), recStart, |
| c.getRecordOffsets()[rec] - recStart + 1); |
| System.out.println("record " + rec + " was: " + record); |
| assertTrue(record.equals(rec + " abcdefghijklmnopqrstuvwxyz\n")); |
| recStart = c.getRecordOffsets()[rec] + 1; |
| } |
| assertTrue(c.getDataType().equals("lines")); |
| agent.stopAdaptor(adaptorId, false); |
| agent.shutdown(); |
| Thread.sleep(2000); |
| } |
| |
| |
| } |