[HDFS-3824] TestHftpDelegationToken fails intermittently with JDK7

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.2-alpha
• Fix Version/s: 2.0.3-alpha, 0.23.5
• Component/s: test
• Labels: java7

Environment

Apache Maven 3.0.4
Maven home: /usr/share/maven
Java version: 1.7.0_04, vendor: Oracle Corporation
Java home: /usr/lib/jvm/jdk1.7.0_04/jre
Default locale: en_US, platform encoding: ISO-8859-1
OS name: "linux", version: "3.2.0-25-generic", arch: "amd64", family: "unix"

• Target Version/s: 2.0.3-alpha, 0.23.5
• Assignee: Trevor Robinson
• Reporter: Trevor Robinson
• Created: 20/Aug/12 23:43
• Updated: 03/Sep/14 23:19
• Resolved: 10/Oct/12 17:41

Description

testHdfsDelegationToken fails if not run before testSelectHftpDelegationToken and testSelectHsftpDelegationToken:

Tests run: 3, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.541 sec <<< FAILURE!
testHdfsDelegationToken(org.apache.hadoop.hdfs.TestHftpDelegationToken)  Time elapsed: 0.039 sec  <<< FAILURE!
java.lang.AssertionError: wrong token expected same:<Kind: HDFS_DELEGATION_TOKEN, Service: 127.0.0.1:8020, Ident: > was not:<null>

Debug output:

2012-08-20 18:46:54,742 INFO  fs.FileSystem (HftpFileSystem.java:run(251)) - Couldn't get a delegation token from http://localhost:50470 using http.
2012-08-20 18:46:54,743 DEBUG fs.FileSystem (HftpFileSystem.java:run(254)) - error was
java.io.IOException: Unable to obtain remote token
        at org.apache.hadoop.hdfs.tools.DelegationTokenFetcher.getDTfromRemote(DelegationTokenFetcher.java:239)
        at org.apache.hadoop.hdfs.HftpFileSystem$2.run(HftpFileSystem.java:249)
        at org.apache.hadoop.hdfs.HftpFileSystem$2.run(HftpFileSystem.java:243)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:416)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1332)
        at org.apache.hadoop.hdfs.HftpFileSystem.getDelegationToken(HftpFileSystem.java:243)
        at org.apache.hadoop.hdfs.HftpFileSystem.initDelegationToken(HftpFileSystem.java:196)
        at org.apache.hadoop.hdfs.HftpFileSystem.initialize(HftpFileSystem.java:185)
        at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2284)
        at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:85)
        at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2318)
        at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2300)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:315)
        at org.apache.hadoop.hdfs.TestHftpDelegationToken$1.run(TestHftpDelegationToken.java:131)
        at org.apache.hadoop.hdfs.TestHftpDelegationToken$1.run(TestHftpDelegationToken.java:128)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:416)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1332)
        at org.apache.hadoop.hdfs.TestHftpDelegationToken.testHdfsDelegationToken(TestHftpDelegationToken.java:61)
...
Caused by: java.net.ConnectException: Connection refused
...