Hi all, I want to use the KafkaSpout(where is https://github.com/apache/incubator-storm/tree/master/external/storm-kafka) to read data from kafka. But my kafka and zookeeper cluster are builted on GCE(google cloud engine) and my storm testing is on local machine. The problem is I cannot set public IP by kafka config - server.properties to reach from my local(out of kafka's domain) storm machines. ***My server.properties is as follows: host.name=[Brokers's Private IP] advertise.port=9092 advertise.host.name=[Brokers's Public IP]
***My KafkaSpout's config in Java is as follows: BrokerHosts a = new ZkHosts("[IP1],[IP2],[IP3]","/brokers"); SpoutConfig kafkaConf = new SpoutConfig(a, topic, "/stormkafka", topic);//Using [topic] as id kafkaConf.scheme = new SchemeAsMultiScheme(new StringScheme()); kafkaConf.zkServers = new ArrayList<String>() { { add("[IP1]"); add("[IP1]"); add("[IP1]"); } }; kafkaConf.zkPort = 2181; kafkaConf.forceFromStart = true; ps. I have 3-node kafka cluster and 3-node zookeeper cluster on 3 machines. That's to say, Each machine with a broker and zookeeper node ====================================== So the problem is it seens not to connect from the domain different from kafka's domain, e.g.my local storm machine. This is a big problem if I need to communcate with kafka out of its domain. The error exception is as follows, and can anyone help me with this issue. How can I config it in a right way so that I can subscribe topic of kafka from my local machine(storm). Thanks a lot :) java.lang.RuntimeException: java.net.NoRouteToHostException: 找不到通往該主機的路由路徑 at storm.kafka.ZkCoordinator.refresh(ZkCoordinator.java:83) ~[storm-kafka-0.8-plus-0.4.0.jar:na] at storm.kafka.ZkCoordinator.getMyManagedPartitions(ZkCoordinator.java:45) ~[storm-kafka-0.8-plus-0.4.0.jar:na] at storm.kafka.KafkaSpout.nextTuple(KafkaSpout.java:118) ~[storm-kafka-0.8-plus-0.4.0.jar:na] at backtype.storm.daemon.executor$eval5100$fn__5101$fn__5116$fn__5145.invoke(executor.clj:562) ~[na:na] at backtype.storm.util$async_loop$fn__390.invoke(util.clj:433) ~[na:na] at clojure.lang.AFn.run(AFn.java:24) [clojure-1.4.0.jar:na] at java.lang.Thread.run(Thread.java:745) [na:1.7.0_60] Caused by: java.net.NoRouteToHostException: 找不到通往該主機的路由路徑 at sun.nio.ch.Net.connect0(Native Method) ~[na:1.7.0_60] at sun.nio.ch.Net.connect(Net.java:465) ~[na:1.7.0_60] at sun.nio.ch.Net.connect(Net.java:457) ~[na:1.7.0_60] at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:670) ~[na:1.7.0_60] at kafka.network.BlockingChannel.connect(BlockingChannel.scala:57) ~[kafka_2.10-0.8.1.1.jar:na] at kafka.consumer.SimpleConsumer.connect(SimpleConsumer.scala:44) ~[kafka_2.10-0.8.1.1.jar:na] at kafka.consumer.SimpleConsumer.getOrMakeConnection(SimpleConsumer.scala:142) ~[kafka_2.10-0.8.1.1.jar:na] at kafka.consumer.SimpleConsumer.kafka$consumer$SimpleConsumer$$sendRequest(SimpleConsumer.scala:69) ~[kafka_2.10-0.8.1.1.jar:na] at kafka.consumer.SimpleConsumer.getOffsetsBefore(SimpleConsumer.scala:124) ~[kafka_2.10-0.8.1.1.jar:na] at kafka.javaapi.consumer.SimpleConsumer.getOffsetsBefore(SimpleConsumer.scala:79) ~[kafka_2.10-0.8.1.1.jar:na] at storm.kafka.KafkaUtils.getOffset(KafkaUtils.java:55) ~[storm-kafka-0.8-plus-0.4.0.jar:na] at storm.kafka.KafkaUtils.getOffset(KafkaUtils.java:45) ~[storm-kafka-0.8-plus-0.4.0.jar:na] at storm.kafka.PartitionManager.<init>(PartitionManager.java:77) ~[storm-kafka-0.8-plus-0.4.0.jar:na] at storm.kafka.ZkCoordinator.refresh(ZkCoordinator.java:78) ~[storm-kafka-0.8-plus-0.4.0.jar:na] ... 6 common frames omitted Best regards, James Fu