[HDDS-3137] OM RpcClient fail with java.lang.IllegalArgumentException

• Type: Sub-task
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: OM HA
• Labels: OMHATest pull-request-available
• Target Version/s: 1.0.0
• Assignee: Bharat Viswanadham
• Reporter: Bharat Viswanadham
• Created: 06/Mar/20 20:45
• Updated: 04/Jun/20 20:17
• Resolved: 20/Mar/20 03:29

Description

In OM HA cluster, when one of the om service is down, during creation of RpcClient it will fail with below error.

 

 

java.lang.IllegalArgumentException: java.net.UnknownHostException: om1
 at org.apache.hadoop.security.SecurityUtil.buildTokenService(SecurityUtil.java:447)
 at org.apache.hadoop.ozone.om.ha.OMProxyInfo.<init>(OMProxyInfo.java:40)
 at org.apache.hadoop.ozone.om.ha.OMFailoverProxyProvider.loadOMClientConfigs(OMFailoverProxyProvider.java:115)
 at org.apache.hadoop.ozone.om.ha.OMFailoverProxyProvider.<init>(OMFailoverProxyProvider.java:83)
 at org.apache.hadoop.ozone.om.protocolPB.OzoneManagerProtocolClientSideTranslatorPB.<init>(OzoneManagerProtocolClientSideTranslatorPB.java:207)
 at org.apache.hadoop.ozone.client.rpc.RpcClient.<init>(RpcClient.java:153)
 at org.apache.hadoop.ozone.client.OzoneClientFactory.getClientProtocol(OzoneClientFactory.java:198)
 at org.apache.hadoop.ozone.client.OzoneClientFactory.getRpcClient(OzoneClientFactory.java:124)
 at org.apache.hadoop.ozone.freon.RandomKeyGenerator.init(RandomKeyGenerator.java:249)
 at org.apache.hadoop.ozone.freon.RandomKeyGenerator.call(RandomKeyGenerator.java:274)
 at org.apache.hadoop.ozone.freon.RandomKeyGenerator.call(RandomKeyGenerator.java:82)
 at picocli.CommandLine.execute(CommandLine.java:1173)
 at picocli.CommandLine.access$800(CommandLine.java:141)
 at picocli.CommandLine$RunLast.handle(CommandLine.java:1367)
 at picocli.CommandLine$RunLast.handle(CommandLine.java:1335)
 at picocli.CommandLine$AbstractParseResultHandler.handleParseResult(CommandLine.java:1243)
 at picocli.CommandLine.parseWithHandlers(CommandLine.java:1526)
 at picocli.CommandLine.parseWithHandler(CommandLine.java:1465)
 at org.apache.hadoop.hdds.cli.GenericCli.execute(GenericCli.java:65)
 at org.apache.hadoop.ozone.freon.Freon.execute(Freon.java:72)
 at org.apache.hadoop.hdds.cli.GenericCli.run(GenericCli.java:56)
 at org.apache.hadoop.ozone.freon.Freon.main(Freon.java:98)
Caused by: java.net.UnknownHostException: om1
 ... 22 more
 

 

Issue Links

• links to: GitHub Pull Request #695