zhengchenyu created HDFS-15198:
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Summary: 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
Fix For: 3.3.0, HDFS-13891
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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