| /* |
| * 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.eagle.security.auditlog; |
| |
| import backtype.storm.topology.OutputFieldsDeclarer; |
| import backtype.storm.tuple.Fields; |
| import backtype.storm.tuple.Tuple; |
| import com.typesafe.config.Config; |
| import org.apache.eagle.security.service.IPZoneEntity; |
| import org.apache.eagle.security.enrich.AbstractDataEnrichBolt; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.Arrays; |
| import java.util.Map; |
| import java.util.TreeMap; |
| |
| public class IPZoneDataEnrichBolt extends AbstractDataEnrichBolt<IPZoneEntity, String> { |
| private static final Logger LOG = LoggerFactory.getLogger(IPZoneDataEnrichBolt.class); |
| |
| public IPZoneDataEnrichBolt(Config config) { |
| super(config, new IPZoneDataEnrichLCM(config)); |
| } |
| |
| @Override |
| public void executeWithEnrich(Tuple input, Map<String, IPZoneEntity> map) { |
| try { |
| Map<String, Object> toBeCopied = (Map<String, Object>) input.getValue(1); |
| Map<String, Object> event = new TreeMap<String, Object>(toBeCopied); // shallow copy |
| IPZoneEntity e = null; |
| if (map != null) { |
| e = map.get(event.get("host")); |
| } |
| event.put("securityZone", e == null ? "NA" : e.getSecurityZone()); |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("After IP zone lookup: " + event); |
| } |
| collector.emit(Arrays.asList(event.get("user"), event)); |
| } catch (Exception ex) { |
| LOG.error("error joining data, ignore it", ex); |
| } finally { |
| collector.ack(input); |
| } |
| } |
| |
| @Override |
| public void declareOutputFields(OutputFieldsDeclarer declarer) { |
| declarer.declare(new Fields("user", "message")); |
| } |
| } |