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https://issues.apache.org/jira/browse/NIFI-2353?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mark Payne closed NIFI-2353.
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> When not clustered, nifi logs warning about not being able to find cluster
> coordinator
> --------------------------------------------------------------------------------------
>
> Key: NIFI-2353
> URL: https://issues.apache.org/jira/browse/NIFI-2353
> Project: Apache NiFi
> Issue Type: Bug
> Components: Core Framework
> Reporter: Mark Payne
> Assignee: Mark Payne
> Fix For: 1.0.0
>
>
> I saw the following in the logs:
> 2016-07-21 15:52:07,835 WARN [main] o.a.nifi.controller.StandardFlowService
> Failed to connect to cluster due to:
> org.apache.nifi.cluster.protocol.ProtocolException: Failed to create socket
> due to: java.io.IOException: Unable to determine Cluster Coordinator from
> ZooKeeper
> org.apache.nifi.cluster.protocol.ProtocolException: Failed to create socket
> due to: java.io.IOException: Unable to determine Cluster Coordinator from
> ZooKeeper
> at
> org.apache.nifi.cluster.protocol.AbstractNodeProtocolSender.createSocket(AbstractNodeProtocolSender.java:112)
> ~[nifi-framework-cluster-protocol-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at
> org.apache.nifi.cluster.protocol.AbstractNodeProtocolSender.requestConnection(AbstractNodeProtocolSender.java:47)
> ~[nifi-framework-cluster-protocol-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at
> org.apache.nifi.cluster.protocol.impl.NodeProtocolSenderListener.requestConnection(NodeProtocolSenderListener.java:84)
> ~[nifi-framework-cluster-protocol-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at
> org.apache.nifi.controller.StandardFlowService.connect(StandardFlowService.java:773)
> [nifi-framework-core-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at
> org.apache.nifi.controller.StandardFlowService.load(StandardFlowService.java:448)
> [nifi-framework-core-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at org.apache.nifi.web.server.JettyServer.start(JettyServer.java:746)
> [nifi-jetty-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at org.apache.nifi.NiFi.<init>(NiFi.java:137)
> [nifi-runtime-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at org.apache.nifi.NiFi.main(NiFi.java:227)
> [nifi-runtime-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> Caused by: java.io.IOException: Unable to determine Cluster Coordinator from
> ZooKeeper
> at
> org.apache.nifi.cluster.coordination.node.CuratorNodeProtocolSender.getServiceAddress(CuratorNodeProtocolSender.java:110)
> ~[nifi-framework-cluster-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at
> org.apache.nifi.cluster.protocol.AbstractNodeProtocolSender.createSocket(AbstractNodeProtocolSender.java:108)
> ~[nifi-framework-cluster-protocol-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> ... 7 common frames omitted
> Caused by: org.apache.nifi.cluster.protocol.ProtocolException: Attempted to
> determine Cluster Coordinator address. Zookeeper indicates that address is
> 10.200.30.55, but this is not in the expected format of <hostname>:<port>
> at
> org.apache.nifi.cluster.coordination.node.CuratorNodeProtocolSender.getServiceAddress(CuratorNodeProtocolSender.java:86)
> ~[nifi-framework-cluster-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> ... 8 common frames omitted
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