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https://issues.apache.org/jira/browse/HDDS-8352?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sumit Agrawal reassigned HDDS-8352:
-----------------------------------
Assignee: Sumit Agrawal
> OM crashed due to OzoneAclUtils.isOwner() throwing NPE
> ------------------------------------------------------
>
> Key: HDDS-8352
> URL: https://issues.apache.org/jira/browse/HDDS-8352
> Project: Apache Ozone
> Issue Type: Bug
> Reporter: Wei-Chiu Chuang
> Assignee: Sumit Agrawal
> Priority: Major
> Attachments: omdb_npe.tgz
>
>
> While debugging HDDS-8292, another issue occurred which crashed OM. OM is
> unable to restart despite several attempts.
> {noformat}
> 2023-03-30 01:17:48,248 ERROR
> org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine: Terminating with
> exit status 1: Request cmdType: CommitKey
> clientId: "client-D4205EE3CB56"
> commitKeyRequest {
> keyArgs {
> volumeName: "vol1"
> bucketName: "bucket1"
> keyName:
> "ozpc12-cf4-8.ozpc12-cf4.root.hwx.site%2C22101%2C1679350143649.1679357760087"
> dataSize: 561054
> type: RATIS
> factor: THREE
> keyLocations {
> blockID {
> containerBlockID {
> containerID: 8
> localID: 111677748019202442
> }
> blockCommitSequenceId: 0
> }
> offset: 0
> length: 561054
> createVersion: 0
> partNumber: 0
> }
> }
> clientID: 110058390173712730
> }
> failed with exception
> java.lang.NullPointerException
> at
> org.apache.hadoop.ozone.om.OzoneAclUtils.isOwner(OzoneAclUtils.java:146)
> at
> org.apache.hadoop.ozone.om.OzoneAclUtils.checkAllAcls(OzoneAclUtils.java:84)
> at
> org.apache.hadoop.ozone.om.request.OMClientRequest.checkAcls(OMClientRequest.java:364)
> at
> org.apache.hadoop.ozone.om.request.OMClientRequest.checkAcls(OMClientRequest.java:215)
> at
> org.apache.hadoop.ozone.om.request.key.OMKeyRequest.checkKeyAcls(OMKeyRequest.java:342)
> at
> org.apache.hadoop.ozone.om.request.key.OMKeyRequest.checkKeyAclsInOpenKeyTable(OMKeyRequest.java:391)
> at
> org.apache.hadoop.ozone.om.request.key.OMKeyCommitRequestWithFSO.validateAndUpdateCache(OMKeyCommitRequestWithFSO.java:112)
> at
> org.apache.hadoop.ozone.protocolPB.OzoneManagerRequestHandler.handleWriteRequest(OzoneManagerRequestHandler.java:337)
> at
> org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine.runCommand(OzoneManagerStateMachine.java:533)
> at
> org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine.lambda$1(OzoneManagerStateMachine.java:324)
> at
> java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1604)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {noformat}
> For some reason, the callerUgi is null at here:
> https://github.com/apache/ozone/blob/eafd2ccec01ffcb5b9966fc957d5e6b1ce4b3ddc/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneAclUtils.java#L146
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