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https://issues.apache.org/jira/browse/HDDS-8856?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Sumit Agrawal resolved HDDS-8856.
---------------------------------
Fix Version/s: 1.4.0
Resolution: Fixed
> Client sending an unknown request should not crash OM
> -----------------------------------------------------
>
> Key: HDDS-8856
> URL: https://issues.apache.org/jira/browse/HDDS-8856
> Project: Apache Ozone
> Issue Type: Bug
> Reporter: Tanvi Penumudy
> Assignee: Tanvi Penumudy
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.4.0
>
>
> The following call stack was noticed while testing out a new command. If the
> server sees an unknown request, it should reject it instead of raising an
> exception and crashing.
> {code:java}
> java.lang.IllegalStateException: Unrecognized write command type
> requestEchoRPC
> at
> org.apache.hadoop.ozone.om.ratis.utils.OzoneManagerRatisUtils.createClientRequest(OzoneManagerRatisUtils.java:308)
> at
> org.apache.hadoop.ozone.protocolPB.OzoneManagerRequestHandler.handleWriteRequest(OzoneManagerRequestHandler.java:335)
> at
> org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine.runCommand(OzoneManagerStateMachine.java:533)
> at
> org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine.lambda$1(OzoneManagerStateMachine.java:324)
> at
> java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1700)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> at java.base/java.lang.Thread.run(Thread.java:834){code}
> From OzoneManagerRatisUtils.java
> {code:java}
> default:
> throw new IllegalStateException("Unrecognized write command " +
> "type request" + cmdType);
> }{code}
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