cxzl25 opened a new issue, #2907: URL: https://github.com/apache/incubator-kyuubi/issues/2907
### Code of Conduct - [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) ### Search before asking - [X] I have searched in the [issues](https://github.com/apache/incubator-kyuubi/issues?q=is%3Aissue) and found no similar issues. ### Describe the flaky test ``` KyuubiOperationThriftHttpKerberosAndPlainAuthSuite: - test with LDAP authentication *** FAILED *** java.sql.SQLException: Could not open client transport with JDBC Uri: jdbc:hive2://localhost:10010/default;transportMode=http;httpPath=cliservice: Could not establish connection to jdbc:hive2://localhost:10010/default;transportMode=http;httpPath=cliservice: org.apache.kyuubi.shade.org.apache.http.conn.HttpHostConnectException: Connect to localhost:10010 [localhost/127.0.0.1, localhost/0:0:0:0:0:0:0:1] failed: Connection refused (Connection refused) at org.apache.kyuubi.jdbc.hive.KyuubiConnection.<init>(KyuubiConnection.java:232) at org.apache.kyuubi.jdbc.KyuubiHiveDriver.connect(KyuubiHiveDriver.java:59) at java.sql.DriverManager.getConnection(DriverManager.java:664) at java.sql.DriverManager.getConnection(DriverManager.java:247) at org.apache.kyuubi.operation.KyuubiOperationKerberosAndPlainAuthSuite.$anonfun$new$2(KyuubiOperationKerberosAndPlainAuthSuite.scala:81) at org.scalatest.OutcomeOf.outcomeOf(OutcomeOf.scala:85) at org.scalatest.OutcomeOf.outcomeOf$(OutcomeOf.scala:83) at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104) at org.scalatest.Transformer.apply(Transformer.scala:22) at org.scalatest.Transformer.apply(Transformer.scala:20) ... Cause: java.sql.SQLException: Could not establish connection to jdbc:hive2://localhost:10010/default;transportMode=http;httpPath=cliservice: org.apache.kyuubi.shade.org.apache.http.conn.HttpHostConnectException: Connect to localhost:10010 [localhost/127.0.0.1, localhost/0:0:0:0:0:0:0:1] failed: Connection refused (Connection refused) at org.apache.kyuubi.jdbc.hive.KyuubiConnection.openSession(KyuubiConnection.java:853) at org.apache.kyuubi.jdbc.hive.KyuubiConnection.<init>(KyuubiConnection.java:198) at org.apache.kyuubi.jdbc.KyuubiHiveDriver.connect(KyuubiHiveDriver.java:59) at java.sql.DriverManager.getConnection(DriverManager.java:664) at java.sql.DriverManager.getConnection(DriverManager.java:247) at org.apache.kyuubi.operation.KyuubiOperationKerberosAndPlainAuthSuite.$anonfun$new$2(KyuubiOperationKerberosAndPlainAuthSuite.scala:81) at org.scalatest.OutcomeOf.outcomeOf(OutcomeOf.scala:85) at org.scalatest.OutcomeOf.outcomeOf$(OutcomeOf.scala:83) at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104) at org.scalatest.Transformer.apply(Transformer.scala:22) ... Cause: org.apache.kyuubi.shade.org.apache.thrift.transport.TTransportException: org.apache.kyuubi.shade.org.apache.http.conn.HttpHostConnectException: Connect to localhost:10010 [localhost/127.0.0.1, localhost/0:0:0:0:0:0:0:1] failed: Connection refused (Connection refused) at org.apache.kyuubi.shade.org.apache.thrift.transport.THttpClient.flushUsingHttpClient(THttpClient.java:297) at org.apache.kyuubi.shade.org.apache.thrift.transport.THttpClient.flush(THttpClient.java:313) at org.apache.kyuubi.shade.org.apache.thrift.TServiceClient.sendBase(TServiceClient.java:73) at org.apache.kyuubi.shade.org.apache.thrift.TServiceClient.sendBase(TServiceClient.java:62) at org.apache.kyuubi.shade.org.apache.hive.service.rpc.thrift.TCLIService$Client.send_OpenSession(TCLIService.java:170) at org.apache.kyuubi.shade.org.apache.hive.service.rpc.thrift.TCLIService$Client.OpenSession(TCLIService.java:162) at sun.reflect.GeneratedMethodAccessor21.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.kyuubi.jdbc.hive.KyuubiConnection$SynchronizedHandler.invoke(KyuubiConnection.java:1289) ... Cause: org.apache.kyuubi.shade.org.apache.http.conn.HttpHostConnectException: Connect to localhost:10010 [localhost/127.0.0.1, localhost/0:0:0:0:0:0:0:1] failed: Connection refused (Connection refused) at org.apache.kyuubi.shade.org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:156) at org.apache.kyuubi.shade.org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376) at org.apache.kyuubi.shade.org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393) at org.apache.kyuubi.shade.org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) at org.apache.kyuubi.shade.org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186) at org.apache.kyuubi.shade.org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89) at org.apache.kyuubi.shade.org.apache.http.impl.execchain.ServiceUnavailableRetryExec.execute(ServiceUnavailableRetryExec.java:85) at org.apache.kyuubi.shade.org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) at org.apache.kyuubi.shade.org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185) at org.apache.kyuubi.shade.org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:118) ... Cause: java.net.ConnectException: Connection refused (Connection refused) at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:613) at org.apache.kyuubi.shade.org.apache.http.conn.socket.PlainConnectionSocketFactory.connectSocket(PlainConnectionSocketFactory.java:75) at org.apache.kyuubi.shade.org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:142) at org.apache.kyuubi.shade.org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376) at org.apache.kyuubi.shade.org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393) ... ``` ### Actions URL https://github.com/apache/incubator-kyuubi/actions/runs/2516619438 https://github.com/apache/incubator-kyuubi/runs/6939183651?check_suite_focus=true ### Parent issue #1733 ### Are you willing to submit PR? - [ ] Yes I am willing to submit a PR! -- This is an automated message from the Apache Git Service. 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