healchow opened a new issue, #4483:
URL: https://github.com/apache/incubator-inlong/issues/4483
### What happened
Log info:
```
2022-06-02 00:56:32.961 -DEBUG [ main] o.a.k.c.n.Selector
: [Consumer clientId=consumer-null-1, groupId=null] Connection with
/127.0.0.1 disconnected
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
~[?:1.8.0_292]
at
sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:716)
~[?:1.8.0_292]
at
org.apache.kafka.common.network.PlaintextTransportLayer.finishConnect(PlaintextTransportLayer.java:50)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.common.network.KafkaChannel.finishConnect(KafkaChannel.java:224)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.common.network.Selector.pollSelectionKeys(Selector.java:526)
~[kafka-clients-3.0.0.jar:?]
at org.apache.kafka.common.network.Selector.poll(Selector.java:481)
~[kafka-clients-3.0.0.jar:?]
at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:551)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:265)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:236)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:215)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.clients.consumer.internals.Fetcher.getTopicMetadata(Fetcher.java:374)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.clients.consumer.KafkaConsumer.partitionsFor(KafkaConsumer.java:1949)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.kafka.clients.consumer.KafkaConsumer.partitionsFor(KafkaConsumer.java:1917)
~[kafka-clients-3.0.0.jar:?]
at
org.apache.inlong.agent.plugin.sources.KafkaSource.split(KafkaSource.java:105)
~[classes/:?]
at
org.apache.inlong.agent.plugin.sources.TestKafkaReader.testKafkaReader(TestKafkaReader.java:47)
~[test-classes/:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[?:1.8.0_292]
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[?:1.8.0_292]
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[?:1.8.0_292]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_292]
at
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
~[junit-4.13.2.jar:4.13.2]
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
~[junit-4.13.2.jar:4.13.2]
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
~[junit-4.13.2.jar:4.13.2]
at
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
~[junit-4.13.2.jar:4.13.2]
at
org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
~[junit-4.13.2.jar:4.13.2]
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
~[junit-4.13.2.jar:4.13.2]
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
~[junit-4.13.2.jar:4.13.2]
at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
~[junit-4.13.2.jar:4.13.2]
at
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:365)
~[surefire-junit4-2.22.0.jar:2.22.0]
at
org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:273)
~[surefire-junit4-2.22.0.jar:2.22.0]
at
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:238)
~[surefire-junit4-2.22.0.jar:2.22.0]
at
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:159)
~[surefire-junit4-2.22.0.jar:2.22.0]
at
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:383)
~[surefire-booter-2.22.0.jar:2.22.0]
at
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:344)
~[surefire-booter-2.22.0.jar:2.22.0]
at
org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:125)
~[surefire-booter-2.22.0.jar:2.22.0]
at
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:417)
~[surefire-booter-2.22.0.jar:2.22.0]
```
### What you expected to happen
See in Check action
<https://github.com/apache/incubator-inlong/runs/6700422174?check_suite_focus=true>.
### How to reproduce
NIL.
### Environment
_No response_
### InLong version
master
### InLong Component
InLong Agent
### Are you willing to submit PR?
- [ ] Yes, I am willing to submit a PR!
### Code of Conduct
- [X] I agree to follow this project's [Code of
Conduct](https://www.apache.org/foundation/policies/conduct)
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