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https://issues.apache.org/jira/browse/HDFS-15198?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17078964#comment-17078964
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zhengchenyu commented on HDFS-15198:
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[~surendrasingh], OK, I know your meaning. Maybe need another constructor
method.
> RBF: In Secure Mode, Router can't refresh other router's mountTableEntries
> --------------------------------------------------------------------------
>
> Key: HDFS-15198
> URL: https://issues.apache.org/jira/browse/HDFS-15198
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: rbf
> Reporter: zhengchenyu
> Assignee: zhengchenyu
> Priority: Major
> Attachments: HDFS-15198.001.patch, HDFS-15198.002.patch,
> HDFS-15198.003.patch
>
> Original Estimate: 48h
> Remaining Estimate: 48h
>
> In issue HDFS-13443, update mount table cache imediately. The specified
> router update their own mount table cache imediately, then update other's by
> rpc protocol refreshMountTableEntries. But in secure mode, can't refresh
> other's router's. In specified router's log, error like this
> {code}
> 2020-02-27 22:59:07,212 WARN org.apache.hadoop.ipc.Client: Exception
> encountered while connecting to the server :
> javax.security.sasl.SaslException: GSS initiate failed [Caused by
> GSSException: No valid credentials provided (Mechanism level: Failed to find
> any Kerberos tgt)]
> 2020-02-27 22:59:07,213 ERROR
> org.apache.hadoop.hdfs.server.federation.router.MountTableRefresherThread:
> Failed to refresh mount table entries cache at router $host:8111
> java.io.IOException: DestHost:destPort host:8111 , LocalHost:localPort
> $host/$ip:0. Failed on local exception: java.io.IOException:
> javax.security.sasl.SaslException: GSS initiate failed [Caused by
> GSSException: No valid credentials provided (Mechanism level: Failed to find
> any Kerberos tgt)]
> at
> org.apache.hadoop.hdfs.protocolPB.RouterAdminProtocolTranslatorPB.refreshMountTableEntries(RouterAdminProtocolTranslatorPB.java:288)
> at
> org.apache.hadoop.hdfs.server.federation.router.MountTableRefresherThread.run(MountTableRefresherThread.java:65)
> 2020-02-27 22:59:07,214 INFO
> org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver: Added
> new mount point /test_11 to resolver
> {code}
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