| /* |
| * 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.extraction.demux.processor.mapper; |
| |
| |
| import java.io.IOException; |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| |
| import org.apache.hadoop.chukwa.datacollection.writer.hbase.Annotation.Table; |
| import org.apache.hadoop.chukwa.datacollection.writer.hbase.Annotation.Tables; |
| import org.apache.hadoop.chukwa.extraction.engine.ChukwaRecord; |
| import org.apache.hadoop.chukwa.extraction.engine.ChukwaRecordKey; |
| import org.apache.hadoop.mapred.OutputCollector; |
| import org.apache.hadoop.mapred.Reporter; |
| import org.apache.log4j.Logger; |
| |
| @Tables(annotations={ |
| @Table(name="HadoopLog",columnFamily="NameNode"), |
| @Table(name="HadoopLog",columnFamily="DataNode"), |
| @Table(name="HadoopLog",columnFamily="Audit") |
| }) |
| public class HadoopLogProcessor extends AbstractProcessor { |
| static Logger log = Logger.getLogger(HadoopLogProcessor.class); |
| |
| private static final String recordType = "HadoopLog"; |
| private static final String nameNodeType = "NameNode"; |
| private static final String dataNodeType = "DataNode"; |
| private static final String auditType = "Audit"; |
| private SimpleDateFormat sdf = null; |
| |
| public HadoopLogProcessor() { |
| // TODO move that to config |
| sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss,SSS"); |
| } |
| |
| @Override |
| public void parse(String recordEntry, |
| OutputCollector<ChukwaRecordKey, ChukwaRecord> output, Reporter reporter) |
| throws Throwable { |
| try { |
| String dStr = recordEntry.substring(0, 23); |
| Date d = sdf.parse(dStr); |
| ChukwaRecord record = new ChukwaRecord(); |
| |
| if (this.chunk.getStreamName().indexOf("datanode") > 0) { |
| buildGenericRecord(record, recordEntry, d.getTime(), dataNodeType); |
| } else if (this.chunk.getStreamName().indexOf("namenode") > 0) { |
| buildGenericRecord(record, recordEntry, d.getTime(), nameNodeType); |
| } else if (this.chunk.getStreamName().indexOf("audit") > 0) { |
| buildGenericRecord(record, recordEntry, d.getTime(), auditType); |
| } else { |
| buildGenericRecord(record, recordEntry, d.getTime(), recordType); |
| } |
| |
| output.collect(key, record); |
| } catch (ParseException e) { |
| log.warn("Unable to parse the date in DefaultProcessor [" + recordEntry |
| + "]", e); |
| e.printStackTrace(); |
| throw e; |
| } catch (IOException e) { |
| log.warn("Unable to collect output in DefaultProcessor [" + recordEntry |
| + "]", e); |
| e.printStackTrace(); |
| throw e; |
| } |
| } |
| |
| public String getDataType() { |
| return HadoopLogProcessor.recordType; |
| } |
| |
| } |