package resa.evaluation.simulate;
import backtype.storm.Config;
import backtype.storm.LocalCluster;
import backtype.storm.StormSubmitter;
import backtype.storm.generated.AlreadyAliveException;
import backtype.storm.generated.InvalidTopologyException;
import backtype.storm.generated.StormTopology;
import backtype.storm.topology.TopologyBuilder;
import resa.metrics.RedisMetricsCollector;
import resa.topology.ResaTopologyBuilder;
import resa.util.ConfigUtil;
import resa.util.ResaConfig;
import java.io.File;
import java.util.Map;
import static resa.util.ConfigUtil.readConfig;
/**
* Created by ding on 14-7-17.
*/
public class SimulatedTopology {
private static StormTopology createTopology(Map<String, Object> conf) {
TopologyBuilder builder = new ResaTopologyBuilder();
String host = (String) conf.get("redis.host");
int port = ConfigUtil.getInt(conf, "redis.port", 6379);
String queue = (String) conf.get("redis.queue");
builder.setSpout("input", new SimulatedSpout(host, port, queue), ConfigUtil.getInt(conf,
"simulate.spout.parallelism", 1));
int boltCount = ConfigUtil.getInt(conf, "simulate.bolt.count", 1);
long totalComputeTime = 0;
for (int i = 1; i <= boltCount; i++) {
double computeTime = ConfigUtil.getDouble(conf, "simulate.bolt." + i + ".compute-time", 1);
int parallelism = ConfigUtil.getInt(conf, "simulate.bolt." + i + ".parallelism", 1);
int numTasks = ConfigUtil.getInt(conf, "simulate.bolt." + i + ".tasks", parallelism);
String lastComp = i == 1 ? "input" : "bolt-" + (i - 1);
builder.setBolt("bolt-" + i, new SimulatedBolt(computeTime), parallelism).shuffleGrouping(lastComp)
.setNumTasks(numTasks);
totalComputeTime += computeTime;
}
conf.put(Config.TOPOLOGY_MESSAGE_TIMEOUT_SECS, totalComputeTime * 3);
return builder.createTopology();
}
public static void main(String[] args) throws AlreadyAliveException, InvalidTopologyException {
Config conf = readConfig(new File(args[1]));
if (conf == null) {
throw new RuntimeException("cannot find conf file " + args[1]);
}
ResaConfig resaConfig = ResaConfig.create();
resaConfig.putAll(conf);
StormTopology topology = createTopology(conf);
if (args[0].equals("[local]")) {
resaConfig.setDebug(false);
LocalCluster localCluster = new LocalCluster();
localCluster.submitTopology("local", resaConfig, topology);
} else {
resaConfig.addDrsSupport();
resaConfig.registerMetricsConsumer(RedisMetricsCollector.class);
StormSubmitter.submitTopology(args[0], resaConfig, topology);
}
}
}