| /** |
| * 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 com.datatorrent.contrib.apachelog; |
| |
| import com.datatorrent.api.*; |
| import com.datatorrent.api.DAG.Locality; |
| import com.datatorrent.lib.io.ConsoleOutputOperator; |
| import com.datatorrent.lib.logs.ApacheLogParseMapOutputOperator; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.apache.hadoop.conf.Configuration; |
| |
| /** |
| * An implementation of Streaming Application that generates apache log file on the fly and dumps the parsed data to output. |
| * |
| * <p> |
| * @displayName Application Log Generator |
| * @category Output |
| * @tags streaming |
| * @since 0.9.4 |
| */ |
| public class ApplicationLogGenerator implements StreamingApplication |
| { |
| // private void setLibraryJars(DAG dag) |
| // { |
| // List<Class<?>> containingJars = new ArrayList<Class<?>>(); |
| // containingJars.add(com.maxmind.geoip.LookupService.class); |
| // containingJars.add(net.sf.uadetector.UserAgentStringParser.class); |
| // containingJars.add(net.sf.uadetector.service.UADetectorServiceFactory.class); |
| // containingJars.add(net.sf.qualitycheck.Check.class); |
| // |
| // String oldlibjar = dag.getValue(Context.DAGContext.LIBRARY_JARS); |
| // if (oldlibjar == null) { |
| // oldlibjar = ""; |
| // } |
| // |
| // StringBuilder libjars = new StringBuilder(oldlibjar); |
| // for (Class<?> clazz : containingJars) { |
| // if (libjars.length() != 0) { |
| // libjars.append(","); |
| // } |
| // libjars.append(clazz.getProtectionDomain().getCodeSource().getLocation().toString()); |
| // } |
| // dag.setAttribute(Context.DAGContext.LIBRARY_JARS, libjars.toString()); |
| // } |
| |
| @Override |
| public void populateDAG(DAG dag, Configuration conf) |
| { |
| // The code left here so that when a package gets built out of this, the builder scambles |
| // a tiny bit less to identify the jars |
| // setLibraryJars(dag); |
| ApacheLogInputGenerator log = dag.addOperator("log", new ApacheLogInputGenerator()); |
| log.setIpAddressFile("/com/datatorrent/contrib/apachelog/ipaddress.txt"); |
| log.setUrlFile("/com/datatorrent/contrib/apachelog/urls.txt"); |
| log.setAgentFile("/com/datatorrent/contrib/apachelog/agents.txt"); |
| log.setRefererFile("/com/datatorrent/contrib/apachelog/referers.txt"); |
| |
| ApacheLogParseMapOutputOperator parse = dag.addOperator("parse", new ApacheLogParseMapOutputOperator()); |
| GeoIPExtractor geoIPExtractor = new GeoIPExtractor(); |
| |
| // Can't put this file in resources until licensing issue is straightened out |
| geoIPExtractor.setDatabasePath("/home/david/GeoLiteCity.dat"); |
| |
| parse.registerInformationExtractor("ip", geoIPExtractor); |
| parse.registerInformationExtractor("agent", new UserAgentExtractor()); |
| TimestampExtractor timestampExtractor = new TimestampExtractor(); |
| timestampExtractor.setDateFormatString("dd/MMM/yyyy:HH:mm:ss Z"); |
| parse.registerInformationExtractor("time", timestampExtractor); |
| |
| ConsoleOutputOperator console = dag.addOperator("console", new ConsoleOutputOperator()); |
| |
| dag.addStream("log-parse", log.output, parse.data); |
| dag.addStream("parse-console", parse.output, console.input).setLocality(Locality.CONTAINER_LOCAL); |
| |
| } |
| |
| } |