Alejandro Abdelnur created HDFS-3509:
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Summary: WebHdfsFilesystem does not work within a proxyuser doAs
call in secure mode
Key: HDFS-3509
URL: https://issues.apache.org/jira/browse/HDFS-3509
Project: Hadoop HDFS
Issue Type: Bug
Affects Versions: 2.0.0-alpha
Reporter: Alejandro Abdelnur
Priority: Critical
It does not find kerberos credentials in the context (the UGI is logged in from
a keytab) and it fails with the following trace:
{code}
java.lang.IllegalStateException: unknown char '<'(60) in
org.mortbay.util.ajax.JSON$ReaderSource@23245e75
at org.mortbay.util.ajax.JSON.handleUnknown(JSON.java:788)
at org.mortbay.util.ajax.JSON.parse(JSON.java:777)
at org.mortbay.util.ajax.JSON.parse(JSON.java:603)
at org.mortbay.util.ajax.JSON.parse(JSON.java:183)
at
org.apache.hadoop.hdfs.web.WebHdfsFileSystem.jsonParse(WebHdfsFileSystem.java:259)
at
org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:268)
at
org.apache.hadoop.hdfs.web.WebHdfsFileSystem.run(WebHdfsFileSystem.java:427)
at
org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getDelegationToken(WebHdfsFileSystem.java:722)
{code}
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