/* * Apache HTTPD & NGINX Access log parsing made easy * Copyright (C) 2011-2019 Niels Basjes * * Licensed 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 * * https://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 nl.basjes.parse.httpdlog.storm; import org.apache.storm.LocalCluster; import org.apache.storm.generated.StormTopology; import org.apache.storm.spout.SpoutOutputCollector; import org.apache.storm.task.TopologyContext; import org.apache.storm.topology.BasicOutputCollector; import org.apache.storm.topology.OutputFieldsDeclarer; import org.apache.storm.topology.TopologyBuilder; import org.apache.storm.topology.base.BaseBasicBolt; import org.apache.storm.topology.base.BaseRichSpout; import org.apache.storm.tuple.Fields; import org.apache.storm.tuple.Tuple; import org.apache.storm.tuple.Values; import org.apache.storm.utils.Utils; import org.junit.Assert; import org.junit.Test; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.io.Serializable; import java.util.HashMap; import java.util.Map; public class ParserBoltTest implements Serializable { // ======================================================================== private static final String INPUT_FIELD_NAME = "apacheLogline"; private static final String OUTPUT_FIELD_NAME = "resultingRecord"; private static final Logger LOG = LoggerFactory.getLogger(ParserBoltTest.class); public static class TestApacheLogsSpout extends BaseRichSpout { private SpoutOutputCollector collector; public void open(@SuppressWarnings("rawtypes") Map conf, TopologyContext context, SpoutOutputCollector collectorr) { this.collector = collectorr; } public void nextTuple() { collector.emit(new Values(TestCase.getInputLine())); Utils.sleep(1000L); } public void declareOutputFields(OutputFieldsDeclarer declarer) { declarer.declare(new Fields(INPUT_FIELD_NAME)); } } // ======================================================================== public static class ValidateOutput extends BaseBasicBolt { @Override public void execute(Tuple tuple, BasicOutputCollector collector) { Fields fields = tuple.getFields(); Assert.assertEquals(1, fields.size()); TestRecord record = (TestRecord) tuple.getValueByField(OUTPUT_FIELD_NAME); record.assertIsValid(); LOG.info("Test passed"); } @Override public void declareOutputFields(OutputFieldsDeclarer declarer) { } } // ======================================================================== @Test public void runRest() throws InterruptedException, NoSuchMethodException { TopologyBuilder builder = new TopologyBuilder(); // ---------- builder.setSpout("Spout", new TestApacheLogsSpout()); // ---------- HttpdLoglineParserBolt parserBolt = new HttpdLoglineParserBolt(TestCase.getLogFormat(), INPUT_FIELD_NAME, OUTPUT_FIELD_NAME); builder.setBolt("Parser", parserBolt, 1).shuffleGrouping("Spout"); // ---------- builder.setBolt("Printer", new ValidateOutput(), 1).shuffleGrouping("Parser"); // ---------- StormTopology topology = builder.createTopology(); LocalCluster cluster = new LocalCluster(); cluster.submitTopology("Unit test", new HashMap<String, String>(), topology); Thread.sleep(10000L); // Run for 10 seconds cluster.killTopology("Unit test"); cluster.shutdown(); } }