storm.kafka.ZkHosts Java Examples

The following examples show how to use storm.kafka.ZkHosts. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: TopologyRunner.java    From opensoc-streaming with Apache License 2.0 6 votes vote down vote up
private boolean initializeKafkaSpout(String name) {
	try {

		BrokerHosts zk = new ZkHosts(config.getString("kafka.zk"));
		String input_topic = config.getString("spout.kafka.topic");
		SpoutConfig kafkaConfig = new SpoutConfig(zk, input_topic, "",
				input_topic);
		kafkaConfig.scheme = new SchemeAsMultiScheme(new RawScheme());
		kafkaConfig.forceFromStart = Boolean.valueOf("True");
		kafkaConfig.startOffsetTime = -1;

		builder.setSpout(name, new KafkaSpout(kafkaConfig),
				config.getInt("spout.kafka.parallelism.hint")).setNumTasks(
				config.getInt("spout.kafka.num.tasks"));

	} catch (Exception e) {
		e.printStackTrace();
		System.exit(0);
	}

	return true;
}
 
Example #2
Source File: TopHashtagByFollowerClass.java    From trident-tutorial with Apache License 2.0 6 votes vote down vote up
public static void main(String[] args) throws Exception {
    Config conf = new Config();

    if (args.length == 2) {
        // Ready & submit the topology
        String name = args[0];
        BrokerHosts hosts = new ZkHosts(args[1]);
        TransactionalTridentKafkaSpout kafkaSpout = TestUtils.testTweetSpout(hosts);

        StormSubmitter.submitTopology(name, conf, buildTopology(kafkaSpout));

    }else{
        System.err.println("<topologyName> <zookeeperHost>");
    }

}
 
Example #3
Source File: GlobalTop20Hashtags.java    From trident-tutorial with Apache License 2.0 6 votes vote down vote up
public static void main(String[] args) throws Exception {
    Config conf = new Config();

    if (args.length == 2) {
        // Ready & submit the topology
        String name = args[0];
        BrokerHosts hosts = new ZkHosts(args[1]);
        TransactionalTridentKafkaSpout kafkaSpout = TestUtils.testTweetSpout(hosts);

        StormSubmitter.submitTopology(name, conf, buildTopology(kafkaSpout));

    }else{
        System.err.println("<topologyName> <zookeeperHost>");
    }

}
 
Example #4
Source File: JoinExample.java    From trident-tutorial with Apache License 2.0 6 votes vote down vote up
public static void main(String[] args) throws Exception {
    Config conf = new Config();

    if (args.length == 2) {
        // Ready & submit the topology
        String name = args[0];
        BrokerHosts hosts = new ZkHosts(args[1]);
        TransactionalTridentKafkaSpout kafkaSpout = TestUtils.testTweetSpout(hosts);

        StormSubmitter.submitTopology(name, conf, buildTopology(kafkaSpout));

    }else{
        System.err.println("<topologyName> <zookeeperHost>");
    }

}
 
Example #5
Source File: RealTimeTextSearch.java    From trident-tutorial with Apache License 2.0 6 votes vote down vote up
public static void main(String[] args) throws Exception {
    Config conf = new Config();


    if (args.length == 2) {
        // Ready & submit the topology
        String name = args[0];
        BrokerHosts hosts = new ZkHosts(args[1]);
        TransactionalTridentKafkaSpout kafkaSpout = TestUtils.testTweetSpout(hosts);

        StormSubmitter.submitTopology(name, conf, buildTopology(kafkaSpout));

    }else{
        System.err.println("<topologyName> <zookeeperHost>");
    }

}
 
Example #6
Source File: TopHashtagByCountry.java    From trident-tutorial with Apache License 2.0 6 votes vote down vote up
public static void main(String[] args) throws Exception {
    Config conf = new Config();


    if (args.length == 2) {
        // Ready & submit the topology
        String name = args[0];
        BrokerHosts hosts = new ZkHosts(args[1]);
        TransactionalTridentKafkaSpout kafkaSpout = TestUtils.testTweetSpout(hosts);

        StormSubmitter.submitTopology(name, conf, buildTopology(kafkaSpout));

    }else{
        System.err.println("<topologyName> <zookeeperHost>");
    }

}
 
Example #7
Source File: TopHashtagFollowerCountGrouping.java    From trident-tutorial with Apache License 2.0 6 votes vote down vote up
public static void main(String[] args) throws Exception {
    Config conf = new Config();
    conf.setNumWorkers(6);

    if (args.length == 2) {
        // Ready & submit the topology
        String name = args[0];
        BrokerHosts hosts = new ZkHosts(args[1]);
        TransactionalTridentKafkaSpout kafkaSpout = TestUtils.testTweetSpout(hosts);

        StormSubmitter.submitTopology(name, conf, buildTopology(kafkaSpout));

    }else{
        System.err.println("<topologyName> <zookeeperHost>");
    }

}
 
Example #8
Source File: CounterTopology.java    From storm-kafka-examples with Apache License 2.0 5 votes vote down vote up
/**
 * @param args
 * http://www.programcreek.com/java-api-examples/index.php?api=storm.kafka.KafkaSpout
 */
public static void main(String[] args) {
	try{
		//设置喷发节点并分配并发数,该并发数将会控制该对象在集群中的线程数(6个)
		String zkhost = "wxb-1:2181,wxb-2:2181,wxb-3:2181";
		String topic = "order";
		String groupId = "id";
		int spoutNum = 3;
		int boltNum = 1;
		ZkHosts zkHosts = new ZkHosts(zkhost);//kafaka所在的zookeeper
		SpoutConfig spoutConfig = new SpoutConfig(zkHosts, topic, "/order", groupId);  // create /order /id
		spoutConfig.scheme = new SchemeAsMultiScheme(new StringScheme());
		KafkaSpout kafkaSpout = new KafkaSpout(spoutConfig);

        TopologyBuilder builder = new TopologyBuilder();
        builder.setSpout("spout", kafkaSpout, spoutNum);
		builder.setBolt("check", new CheckOrderBolt(), boltNum).shuffleGrouping("spout");
        builder.setBolt("counter", new CounterBolt(),boltNum).shuffleGrouping("check");

        Config config = new Config();
        config.setDebug(true);
        
        if(args!=null && args.length > 0) {
            config.setNumWorkers(2);
            StormSubmitter.submitTopology(args[0], config, builder.createTopology());
        } else {        
            config.setMaxTaskParallelism(2);

            LocalCluster cluster = new LocalCluster();
            cluster.submitTopology("Wordcount-Topology", config, builder.createTopology());

            Thread.sleep(500000);

            cluster.shutdown();
        }
	}catch (Exception e) {
		e.printStackTrace();
	}
}
 
Example #9
Source File: KafkaUtils.java    From storm-benchmark with Apache License 2.0 5 votes vote down vote up
public static SpoutConfig getSpoutConfig(Map options, MultiScheme scheme) throws IllegalArgumentException {
  String zkServers = (String) Utils.get(options, ZOOKEEPER_SERVERS, "localhost:2181");
  String kafkaRoot = (String) Utils.get(options, KAFKA_ROOT_PATH, "/kafka");
  String connectString = zkServers + kafkaRoot;

  BrokerHosts hosts = new ZkHosts(connectString);
  String topic = (String) Utils.get(options, TOPIC, DEFAULT_TOPIC);
  String zkRoot = kafkaRoot + "/" + "storm-consumer-states";
  String appId = (String) Utils.get(options, CLIENT_ID, "storm-app");

  SpoutConfig config = new SpoutConfig(hosts, topic, zkRoot, appId);
  config.zkServers = new ArrayList<String>();

  String [] servers = zkServers.split(",");

  for (int i = 0; i < servers.length; i++) {
    String[] serverAndPort = servers[0].split(":");
    config.zkServers.add(serverAndPort[0]);
    int port = Integer.parseInt(serverAndPort[1]);
    if (i == 0) {
      config.zkPort = port;
    }

    if (config.zkPort != port) {
      throw new IllegalArgumentException("The zookeeper port on all  server must be same");
    }
  }
  config.scheme = scheme;
  return config;
}
 
Example #10
Source File: KafkaUtils.java    From storm-benchmark with Apache License 2.0 5 votes vote down vote up
public static TridentKafkaConfig getTridentKafkaConfig(Map options, MultiScheme scheme) {
  String zkServers = (String) Utils.get(options, ZOOKEEPER_SERVERS, "localhost:2181") ;
  String kafkaRoot = (String) Utils.get(options, KAFKA_ROOT_PATH, "/kafka");
  String connectString = zkServers + kafkaRoot;

  BrokerHosts hosts = new ZkHosts(connectString);
  String topic = (String) Utils.get(options, TOPIC, DEFAULT_TOPIC);
  String appId = (String) Utils.get(options, CLIENT_ID, "storm-app");

  TridentKafkaConfig config = new TridentKafkaConfig(hosts, topic, appId);
  config.scheme = scheme;
  return config;
}
 
Example #11
Source File: KafkaThroughput.java    From flink-perf with Apache License 2.0 5 votes vote down vote up
public static void main(String[] args) throws AlreadyAliveException, InvalidTopologyException, UnknownHostException, InterruptedException {
	final ParameterTool pt = ParameterTool.fromArgs(args);

	TopologyBuilder builder = new TopologyBuilder();
	BrokerHosts hosts = new ZkHosts(pt.getRequired("zookeeper"));
	SpoutConfig spoutConfig = new SpoutConfig(hosts, pt.getRequired("topic"), "/" + pt.getRequired("topic"), UUID.randomUUID().toString());
	spoutConfig.scheme = new SchemeAsMultiScheme(new StringScheme());
	KafkaSpout kafkaSpout = new KafkaSpout(spoutConfig);
	builder.setSpout("source", kafkaSpout, pt.getInt("sourceParallelism"));

	builder.setBolt("sink", new Throughput.Sink(pt), pt.getInt("sinkParallelism")).noneGrouping("source");

	Config conf = new Config();
	conf.setDebug(false);

	if (!pt.has("local")) {
		conf.setNumWorkers(pt.getInt("par", 2));

		StormSubmitter.submitTopologyWithProgressBar("kafka-spout-"+pt.get("name", "no_name"), conf, builder.createTopology());
	} else {
		conf.setMaxTaskParallelism(pt.getInt("par", 2));

		LocalCluster cluster = new LocalCluster();
		cluster.submitTopology("kafka-spout", conf, builder.createTopology());

		Thread.sleep(300000);

		cluster.shutdown();
	}
}
 
Example #12
Source File: ZkBrokerReader.java    From storm-kafka-0.8-plus with Apache License 2.0 5 votes vote down vote up
public ZkBrokerReader(Map conf, String topic, ZkHosts hosts) {
    reader = new DynamicBrokersReader(conf, hosts.brokerZkStr, hosts.brokerZkPath, topic);
    cachedBrokers = reader.getBrokerInfo();
    lastRefreshTimeMs = System.currentTimeMillis();
    refreshMillis = hosts.refreshFreqSecs * 1000L;

}
 
Example #13
Source File: HdfsTopology.java    From storm-kafka-examples with Apache License 2.0 4 votes vote down vote up
public static void main(String[] args) {
    try{
        String zkhost = "wxb-1:2181,wxb-2:2181,wxb-3:2181";
        String topic = "order";
        String groupId = "id";
        int spoutNum = 3;
        int boltNum = 1;
        ZkHosts zkHosts = new ZkHosts(zkhost);//kafaka所在的zookeeper
        SpoutConfig spoutConfig = new SpoutConfig(zkHosts, topic, "/order", groupId);  // create /order /id
        spoutConfig.scheme = new SchemeAsMultiScheme(new StringScheme());
        KafkaSpout kafkaSpout = new KafkaSpout(spoutConfig);

        // HDFS bolt
        // use "|" instead of "," for field delimiter
        RecordFormat format = new DelimitedRecordFormat()
                .withFieldDelimiter("|");

        // sync the filesystem after every 1k tuples
        SyncPolicy syncPolicy = new CountSyncPolicy(1000);

        // rotate files when they reach 5MB
        FileRotationPolicy rotationPolicy = new FileSizeRotationPolicy(5.0f, FileSizeRotationPolicy.Units.MB);
        // FileRotationPolicy rotationPolicy = new TimedRotationPolicy(1.0f, TimedRotationPolicy.TimeUnit.MINUTES);

        FileNameFormat fileNameFormat = new DefaultFileNameFormat()
                .withPath("/tmp/").withPrefix("order_").withExtension(".log");

        HdfsBolt hdfsBolt = new HdfsBolt()
                .withFsUrl("hdfs://wxb-1:8020")
                .withFileNameFormat(fileNameFormat)
                .withRecordFormat(format)
                .withRotationPolicy(rotationPolicy)
                .withSyncPolicy(syncPolicy);

        TopologyBuilder builder = new TopologyBuilder();
        builder.setSpout("spout", kafkaSpout, spoutNum);
        builder.setBolt("check", new CheckOrderBolt(), boltNum).shuffleGrouping("spout");
        builder.setBolt("counter", new CounterBolt(),boltNum).shuffleGrouping("check");
        builder.setBolt("hdfs", hdfsBolt,boltNum).shuffleGrouping("counter");

        Config config = new Config();
        config.setDebug(true);

        if(args!=null && args.length > 0) {
            config.setNumWorkers(2);
            StormSubmitter.submitTopology(args[0], config, builder.createTopology());
        } else {
            config.setMaxTaskParallelism(2);

            LocalCluster cluster = new LocalCluster();
            cluster.submitTopology("Wordcount-Topology", config, builder.createTopology());

            Thread.sleep(500000);

            cluster.shutdown();
        }
    }catch (Exception e) {
        e.printStackTrace();
    }
}
 
Example #14
Source File: ZkTopology.java    From yuzhouwan with Apache License 2.0 4 votes vote down vote up
public static void main(String[] args) {

        //这个地方其实就是kafka配置文件里边的zookeeper.connect这个参数,可以去那里拿过来
        String brokerZkStr = "10.100.90.201:2181/kafka_online_sample";
        String brokerZkPath = "/brokers";
        ZkHosts zkHosts = new ZkHosts(brokerZkStr, brokerZkPath);

        String topic = "mars-wap";
        //以下:将offset汇报到哪个zk集群,相应配置
        String offsetZkServers = "10.199.203.169";
        String offsetZkPort = "2181";
        List<String> zkServersList = new ArrayList<>();
        zkServersList.add(offsetZkServers);
        //汇报offset信息的root路径
        String offsetZkRoot = "/stormExample";
        //存储该spout id的消费offset信息,譬如以topoName来命名
        String offsetZkId = "storm-example";

        SpoutConfig kafkaConfig = new SpoutConfig(zkHosts, topic, offsetZkRoot, offsetZkId);
        kafkaConfig.zkPort = Integer.parseInt(offsetZkPort);
        kafkaConfig.zkServers = zkServersList;
        kafkaConfig.scheme = new SchemeAsMultiScheme(new StringScheme());

        KafkaSpout spout = new KafkaSpout(kafkaConfig);

        TopologyBuilder builder = new TopologyBuilder();
        builder.setSpout("spout", spout, 1);
        builder.setBolt("bolt", new EsBolt("storm/docs"), 1).shuffleGrouping("spout");

        Config config = new Config();
        config.put("es.index.auto.create", "true");

        if (args.length > 0) {
            try {
                StormSubmitter.submitTopology("storm-kafka-example", config, builder.createTopology());
            } catch (Exception e) {
                LOG.error("", e);
            }
        } else {
            LocalCluster cluster = new LocalCluster();
            cluster.submitTopology("test", config, builder.createTopology());
        }
    }
 
Example #15
Source File: AuditActiveLoginsTopology.java    From Kafka-Storm-ElasticSearch with Apache License 2.0 4 votes vote down vote up
public AuditActiveLoginsTopology(String zookeeperHosts) {
	kafkaBrokerHosts = new ZkHosts(zookeeperHosts);
}