Tanvi Penumudy created HDDS-8856:
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Summary: 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
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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