/**
* Copyright 2015, Yahoo Inc.
* Licensed under the terms of the Apache License 2.0. Please see LICENSE file in the project root for terms.
*/
package storm.benchmark;
import org.apache.storm.Config;
import org.apache.storm.LocalCluster;
import org.apache.storm.StormSubmitter;
import org.apache.storm.spout.SchemeAsMultiScheme;
import org.apache.storm.spout.SpoutOutputCollector;
import org.apache.storm.task.OutputCollector;
import org.apache.storm.task.TopologyContext;
import org.apache.storm.topology.OutputFieldsDeclarer;
import org.apache.storm.topology.TopologyBuilder;
import org.apache.storm.topology.base.BaseRichBolt;
import org.apache.storm.tuple.Fields;
import org.apache.storm.tuple.Tuple;
import org.apache.storm.tuple.Values;
//import backtype.storm.utils.Utils;
import benchmark.common.Utils;
import benchmark.common.advertising.CampaignProcessorCommon;
import benchmark.common.advertising.RedisAdCampaignCache;
import java.util.Map;
import java.util.UUID;
import java.util.List;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.DefaultParser;
import org.apache.commons.cli.Options;
import org.apache.log4j.Logger;
import org.json.JSONObject;
import redis.clients.jedis.Jedis;
import org.apache.storm.kafka.KafkaSpout;
import org.apache.storm.kafka.SpoutConfig;
import org.apache.storm.kafka.StringScheme;
import org.apache.storm.kafka.ZkHosts;
/**
* This is a basic example of a Storm topology.
*/
public class AdvertisingTopology {
public static class DeserializeBolt extends BaseRichBolt {
OutputCollector _collector;
@Override
public void prepare(Map conf, TopologyContext context, OutputCollector collector) {
_collector = collector;
}
@Override
public void execute(Tuple tuple) {
JSONObject obj = new JSONObject(tuple.getString(0));
_collector.emit(tuple, new Values(obj.getString("user_id"),
obj.getString("page_id"),
obj.getString("ad_id"),
obj.getString("ad_type"),
obj.getString("event_type"),
obj.getString("event_time"),
obj.getString("ip_address")));
_collector.ack(tuple);
}
@Override
public void declareOutputFields(OutputFieldsDeclarer declarer) {
declarer.declare(new Fields("user_id", "page_id", "ad_id", "ad_type", "event_type", "event_time", "ip_address"));
}
}
public static class EventFilterBolt extends BaseRichBolt {
OutputCollector _collector;
@Override
public void prepare(Map conf, TopologyContext context, OutputCollector collector) {
_collector = collector;
}
@Override
public void execute(Tuple tuple) {
if(tuple.getStringByField("event_type").equals("view")) {
_collector.emit(tuple, tuple.getValues());
}
_collector.ack(tuple);
}
@Override
public void declareOutputFields(OutputFieldsDeclarer declarer) {
declarer.declare(new Fields("user_id", "page_id", "ad_id", "ad_type", "event_type", "event_time", "ip_address"));
}
}
public static class EventProjectionBolt extends BaseRichBolt {
OutputCollector _collector;
@Override
public void prepare(Map conf, TopologyContext context, OutputCollector collector) {
_collector = collector;
}
@Override
public void execute(Tuple tuple) {
_collector.emit(tuple, new Values(tuple.getStringByField("ad_id"),
tuple.getStringByField("event_time")));
_collector.ack(tuple);
}
@Override
public void declareOutputFields(OutputFieldsDeclarer declarer) {
declarer.declare(new Fields("ad_id", "event_time"));
}
}
public static class RedisJoinBolt extends BaseRichBolt {
private OutputCollector _collector;
transient RedisAdCampaignCache redisAdCampaignCache;
private String redisServerHost;
public RedisJoinBolt(String redisServerHost) {
this.redisServerHost = redisServerHost;
}
public void prepare(Map conf, TopologyContext context, OutputCollector collector) {
_collector = collector;
redisAdCampaignCache = new RedisAdCampaignCache(redisServerHost);
this.redisAdCampaignCache.prepare();
}
@Override
public void execute(Tuple tuple) {
String ad_id = tuple.getStringByField("ad_id");
String campaign_id = this.redisAdCampaignCache.execute(ad_id);
if(campaign_id == null) {
_collector.fail(tuple);
return;
}
_collector.emit(tuple, new Values(campaign_id,
tuple.getStringByField("ad_id"),
tuple.getStringByField("event_time")));
_collector.ack(tuple);
}
@Override
public void declareOutputFields(OutputFieldsDeclarer declarer) {
declarer.declare(new Fields("campaign_id", "ad_id", "event_time"));
}
}
public static class CampaignProcessor extends BaseRichBolt {
private static final Logger LOG = Logger.getLogger(CampaignProcessor.class);
private OutputCollector _collector;
transient private CampaignProcessorCommon campaignProcessorCommon;
private String redisServerHost;
public CampaignProcessor(String redisServerHost) {
this.redisServerHost = redisServerHost;
}
public void prepare(Map conf, TopologyContext context, OutputCollector collector) {
_collector = collector;
campaignProcessorCommon = new CampaignProcessorCommon(redisServerHost);
this.campaignProcessorCommon.prepare();
}
@Override
public void execute(Tuple tuple) {
String campaign_id = tuple.getStringByField("campaign_id");
String event_time = tuple.getStringByField("event_time");
this.campaignProcessorCommon.execute(campaign_id, event_time);
_collector.ack(tuple);
}
@Override
public void declareOutputFields(OutputFieldsDeclarer declarer) {
}
}
private static String joinHosts(List<String> hosts, String port) {
String joined = null;
for(String s : hosts) {
if(joined == null) {
joined = "";
}
else {
joined += ",";
}
joined += s + ":" + port;
}
return joined;
}
public static void main(String[] args) throws Exception {
TopologyBuilder builder = new TopologyBuilder();
Options opts = new Options();
opts.addOption("conf", true, "Path to the config file.");
CommandLineParser parser = new DefaultParser();
CommandLine cmd = parser.parse(opts, args);
String configPath = cmd.getOptionValue("conf");
Map commonConfig = Utils.findAndReadConfigFile(configPath, true);
String zkServerHosts = joinHosts((List<String>)commonConfig.get("zookeeper.servers"),
Integer.toString((Integer)commonConfig.get("zookeeper.port")));
String redisServerHost = (String)commonConfig.get("redis.host");
String kafkaTopic = (String)commonConfig.get("kafka.topic");
int kafkaPartitions = ((Number)commonConfig.get("kafka.partitions")).intValue();
int workers = ((Number)commonConfig.get("storm.workers")).intValue();
int ackers = ((Number)commonConfig.get("storm.ackers")).intValue();
int cores = ((Number)commonConfig.get("process.cores")).intValue();
int parallel = Math.max(1, cores/7);
ZkHosts hosts = new ZkHosts(zkServerHosts);
SpoutConfig spoutConfig = new SpoutConfig(hosts, kafkaTopic, "/" + kafkaTopic, UUID.randomUUID().toString());
spoutConfig.scheme = new SchemeAsMultiScheme(new StringScheme());
KafkaSpout kafkaSpout = new KafkaSpout(spoutConfig);
builder.setSpout("ads", kafkaSpout, kafkaPartitions);
builder.setBolt("event_deserializer", new DeserializeBolt(), parallel).shuffleGrouping("ads");
builder.setBolt("event_filter", new EventFilterBolt(), parallel).shuffleGrouping("event_deserializer");
builder.setBolt("event_projection", new EventProjectionBolt(), parallel).shuffleGrouping("event_filter");
builder.setBolt("redis_join", new RedisJoinBolt(redisServerHost), parallel).shuffleGrouping("event_projection");
builder.setBolt("campaign_processor", new CampaignProcessor(redisServerHost), parallel*2)
.fieldsGrouping("redis_join", new Fields("campaign_id"));
Config conf = new Config();
if (args != null && args.length > 0) {
conf.setNumWorkers(workers);
conf.setNumAckers(ackers);
StormSubmitter.submitTopologyWithProgressBar(args[0], conf, builder.createTopology());
}
else {
LocalCluster cluster = new LocalCluster();
cluster.submitTopology("test", conf, builder.createTopology());
org.apache.storm.utils.Utils.sleep(10000);
cluster.killTopology("test");
cluster.shutdown();
}
}
}
