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HDFS-3501. Checkpointing with security enabled will stop working after ticket lifetime expires. Contributed by Aaron T. Myers 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1346108 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Eli Collins 2012-06-04 19:39:07 +00:00
parent 36c8624924
commit 9da7f3335b
2 changed files with 8 additions and 0 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -150,6 +150,9 @@ Release 2.0.1-alpha - UNRELEASED
HDFS-2025. Go Back to File View link is not working in tail.jsp.(Ashish and Sravan via umamahesh) HDFS-2025. Go Back to File View link is not working in tail.jsp.(Ashish and Sravan via umamahesh)
HDFS-3501. Checkpointing with security enabled will stop working
after ticket lifetime expires. (atm via eli)
Release 2.0.0-alpha - UNRELEASED Release 2.0.0-alpha - UNRELEASED
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

5
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/GetImageServlet.java
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@ -160,6 +160,11 @@ public class GetImageServlet extends HttpServlet {
return null; return null;
} }
// We may have lost our ticket since last checkpoint, log in again, just in case
if (UserGroupInformation.isSecurityEnabled()) {
UserGroupInformation.getCurrentUser().reloginFromKeytab();
}
// issue a HTTP get request to download the new fsimage // issue a HTTP get request to download the new fsimage
MD5Hash downloadImageDigest = MD5Hash downloadImageDigest =
TransferFsImage.downloadImageToStorage( TransferFsImage.downloadImageToStorage(