Akira Ajisaka created HDFS-16218:
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Summary: RBF: RouterFedbalance should load HDFS config
Key: HDFS-16218
URL: https://issues.apache.org/jira/browse/HDFS-16218
Project: Hadoop HDFS
Issue Type: Sub-task
Components: rbf
Environment: Hadoop 3.3.0 + patches, Kerberos authentication is enabled
Reporter: Akira Ajisaka
RouterFedBalance fails to connect to DFSRouter when Kerberos is enabled because
"dfs.federation.router.kerberos.principal" in hdfs-site.xml is not loaded.
{quote}
21/09/08 17:21:38 ERROR rbfbalance.RouterFedBalance: Submit balance job failed.
java.io.IOException: DestHost:destPort 0.0.0.0:8111 , LocalHost:localPort
<host>/<IP>:0. Failed on local exception: java.io.IOException: Couldn't set up
IO streams: java.lang.IllegalArgumentException: Failed to specify server's
Kerberos principal name
at
org.apache.hadoop.hdfs.protocolPB.RouterAdminProtocolTranslatorPB.getMountTableEntries(RouterAdminProtocolTranslatorPB.java:198)
at
org.apache.hadoop.hdfs.rbfbalance.MountTableProcedure.getMountEntry(MountTableProcedure.java:140)
at
org.apache.hadoop.hdfs.rbfbalance.RouterFedBalance.getSrcPath(RouterFedBalance.java:326)
at
org.apache.hadoop.hdfs.rbfbalance.RouterFedBalance.access$000(RouterFedBalance.java:68)
at
org.apache.hadoop.hdfs.rbfbalance.RouterFedBalance$Builder.build(RouterFedBalance.java:168)
at
org.apache.hadoop.hdfs.rbfbalance.RouterFedBalance.submit(RouterFedBalance.java:302)
at
org.apache.hadoop.hdfs.rbfbalance.RouterFedBalance.run(RouterFedBalance.java:216)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
at
org.apache.hadoop.hdfs.rbfbalance.RouterFedBalance.main(RouterFedBalance.java:376)
{quote}
When adding the property specifically by "-D" option, the command worked.
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