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Hudson commented on HDFS-481: ----------------------------- Integrated in Hadoop-Hdfs-trunk-Commit #230 (See [http://hudson.zones.apache.org/hudson/job/Hadoop-Hdfs-trunk-Commit/230/]) . hdfsproxy: Bug Fixes + HdfsProxy to use proxy user to impresonate the real user. Contributed by Srikanth > Bug Fixes + HdfsProxy to use proxy user to impresonate the real user > -------------------------------------------------------------------- > > Key: HDFS-481 > URL: https://issues.apache.org/jira/browse/HDFS-481 > Project: Hadoop HDFS > Issue Type: Bug > Components: contrib/hdfsproxy > Affects Versions: 0.21.0 > Reporter: zhiyong zhang > Assignee: Srikanth Sundarrajan > Attachments: HDFS-481-bp-y20.patch, HDFS-481-bp-y20s.patch, > HDFS-481.out, HDFS-481.patch, HDFS-481.patch, HDFS-481.patch, HDFS-481.patch, > HDFS-481.patch, HDFS-481.patch, HDFS-481.patch, HDFS-481.patch > > > Bugs: > 1. hadoop-version is not recognized if run ant command from src/contrib/ or > from src/contrib/hdfsproxy > If running ant command from $HADOOP_HDFS_HOME, hadoop-version will be passed > to contrib's build through subant. But if running from src/contrib or > src/contrib/hdfsproxy, the hadoop-version will not be recognized. > 2. LdapIpDirFilter.java is not thread safe. userName, Group & Paths are per > request and can't be class members. > 3. Addressed the following StackOverflowError. > ERROR [org.apache.catalina.core.ContainerBase.[Catalina].[localh > ost].[/].[proxyForward]] Servlet.service() for servlet proxyForward threw > exception > java.lang.StackOverflowError > at > org.apache.catalina.core.ApplicationHttpRequest.getAttribute(ApplicationHttpR > equest.java:229) > This is due to when the target war (/target.war) does not exist, the > forwarding war will forward to its parent context path /, which defines the > forwarding war itself. This cause infinite loop. Added "HDFS Proxy > Forward".equals(dstContext.getServletContextName() in the if logic to break > the loop. > 4. Kerberos credentials of remote user aren't available. HdfsProxy needs to > act on behalf of the real user to service the requests -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.