Sergey Romanov created KAFKA-6575:
-------------------------------------
Summary: Unhandled exception "NoRouteToHostException: No route to
host"
Key: KAFKA-6575
URL: https://issues.apache.org/jira/browse/KAFKA-6575
Project: Kafka
Issue Type: Bug
Environment: Fedora 27
Reporter: Sergey Romanov
Step to reproduce:
# Clone and open Strimzi sources [https://github.com/strimzi/strimzi]
# Up cluster **
{code:java}
$ oc clucter up{code}
**
# Login as ** admin
{code:java}
$ oc login -u system:admin{code}
# Deploy Cluster Controller
{code:java}
$ oc create -f resources/openshift/cluster-controller-with-template.yaml{code}
# Deploy Topic Controller
{code:java}
$ oc create -f resources/openshift/topic-controller-with-template.yaml{code}
# Login to OpenShift [https://127.0.0.1:8443|https://127.0.0.1:8443/]
# Create "Apache Kafka (Ephemeral storage)"
## Click "Add to project"
## Click "Select from project"
## Select "Apache Kafka (Ephemeral storage)" and click "Next"
## Use default configurations:
### Number of Zookeper cluster nodes: 1
### Number of Kafka cluster nodes: 3
### Zookeeper healthcheck initial delay: 15
### Zookeeper healthcheck timeout: 5
## Click "Create" and wait for the message "Apache Kafka (Ephemeral storage)
has been created"
## Open page "Pods" and wait when all pods will have status "Running"
# Create Strimzi Topic Controller
## Click "Add to project"
## Click "Select from project"
## Select "Strimzi Topic Controller" and click "Next"
## Use default configurations
## Click "Create" and wait for the message "Success Strimzi Topic Controller
has been created."
## Open page "Pods" and wait when all pods will have status "Running"
# Open page "Config Maps" and open your cluster config
# Edit value for zookeeper-healthcheck-delay
## Click "Actions"
## Click "Edit YAML"
## Set new value (30) for variable zookeeper-healthcheck-delay and save
# Open page "Pods" and open logs for strimzi-topic-controller
Actual result:
Log has an unhandled exception:
{code:java}
[2018-02-21 15:48:18,807] WARN <ClientCnxn :1162> [.local:2181)] Session
0x161b8fedf870003 for server null, unexpected error, closing socket connection
and attempting reconnect
java.net.NoRouteToHostException: No route to host
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)
at
org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1141)
Feb 21, 2018 3:48:18 PM io.vertx.core.impl.ContextImpl
SEVERE: Unhandled exception
java.lang.RuntimeException:
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode =
ConnectionLoss for for path: /brokers/topics
at
io.strimzi.controller.topic.TopicsWatcher.lambda$start$2(TopicsWatcher.java:67)
at io.strimzi.controller.topic.zk.ZkImpl.lambda$null$9(ZkImpl.java:347)
at io.vertx.core.impl.ContextImpl.lambda$wrapTask$2(ContextImpl.java:344)
at
io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
at
io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:403)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:463)
at
io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.zookeeper.KeeperException$ConnectionLossException:
KeeperErrorCode = ConnectionLoss for for path: /brokers/topics
at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
at io.strimzi.controller.topic.zk.ZkImpl.mapResult(ZkImpl.java:135)
at io.strimzi.controller.topic.zk.ZkImpl.lambda$children$10(ZkImpl.java:342)
at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:601)
at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
{code}
Additional details:
Docker version: 18.02.0-ce
OpenShift server version: v3.7.1
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