Hi, You will need to additionally follow this for getting back web UI functionality on a secured cluster: http://hadoop.apache.org/common/docs/stable/HttpAuthentication.html
Let us know if it helps! On Thu, Jun 14, 2012 at 4:16 PM, shixing <paradise...@gmail.com> wrote: > Hi, hadooper: > I configure kerberos in hdfs, when I access > http://hdpnn:50070/nn_browsedfscontent.jsp, I got the error like this: > > HTTP ERROR 500 > > Problem accessing /nn_browsedfscontent.jsp. Reason: > > Security enabled but user not authenticated by filter > > Caused by: > > java.io.IOException: Security enabled but user not authenticated by filter > at > org.apache.hadoop.hdfs.server.namenode.JspHelper.getUGI(JspHelper.java:462) > at > org.apache.hadoop.hdfs.server.namenode.nn_005fbrowsedfscontent_jsp.getDelegationToken(nn_005fbrowsedfscontent_jsp.java:32) > at > org.apache.hadoop.hdfs.server.namenode.nn_005fbrowsedfscontent_jsp.redirectToRandomDataNode(nn_005fbrowsedfscontent_jsp.java:52) > at > org.apache.hadoop.hdfs.server.namenode.nn_005fbrowsedfscontent_jsp._jspService(nn_005fbrowsedfscontent_jsp.java:115) > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1221) > at > org.apache.hadoop.http.HttpServer$QuotingInputFilter.doFilter(HttpServer.java:829) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399) > at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) > at > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) > at > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) > at > org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) > at > org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) > at > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at org.mortbay.jetty.Server.handle(Server.java:326) > at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) > at > org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928) > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > at > org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) > at > org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) > > ------------------------------ > *Powered by Jetty://* > > How to configure in browser? Thanks! > -- > Best wishes! > My Friend~ -- Harsh J
