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From "Vinay (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10142) Reduce the log generated by ShellBasedUnixGroupsMapping
Date Wed, 04 Dec 2013 17:58:38 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10142?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13839133#comment-13839133
] 

Vinay commented on HADOOP-10142:
--------------------------------

Thanks colin. Your idea make sense.
I will post a patch for that soon.

> Reduce the log generated by ShellBasedUnixGroupsMapping
> -------------------------------------------------------
>
>                 Key: HADOOP-10142
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10142
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Vinay
>            Assignee: Vinay
>         Attachments: HADOOP-10142.patch
>
>
> Reduce the logs generated by ShellBasedUnixGroupsMapping.
> For ex: Using WebHdfs from windows generates following log for each request
> {noformat}2013-12-03 11:34:56,589 WARN org.apache.hadoop.security.ShellBasedUnixGroupsMapping:
got exception trying to get groups for user dr.who
> org.apache.hadoop.util.Shell$ExitCodeException: id: dr.who: No such user
>         at org.apache.hadoop.util.Shell.runCommand(Shell.java:504)
>         at org.apache.hadoop.util.Shell.run(Shell.java:417)
>         at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:636)
>         at org.apache.hadoop.util.Shell.execCommand(Shell.java:725)
>         at org.apache.hadoop.util.Shell.execCommand(Shell.java:708)
>         at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getUnixGroups(ShellBasedUnixGroupsMapping.java:83)
>         at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getGroups(ShellBasedUnixGroupsMapping.java:52)
>         at org.apache.hadoop.security.JniBasedUnixGroupsMappingWithFallback.getGroups(JniBasedUnixGroupsMappingWithFallback.java:50)
>         at org.apache.hadoop.security.Groups.getGroups(Groups.java:95)
>         at org.apache.hadoop.security.UserGroupInformation.getGroupNames(UserGroupInformation.java:1376)
>         at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.<init>(FSPermissionChecker.java:63)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getPermissionChecker(FSNamesystem.java:3228)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getListingInt(FSNamesystem.java:4063)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getListing(FSNamesystem.java:4052)
>         at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getListing(NameNodeRpcServer.java:748)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.getDirectoryListing(NamenodeWebHdfsMethods.java:715)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.getListingStream(NamenodeWebHdfsMethods.java:727)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.get(NamenodeWebHdfsMethods.java:675)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.access$400(NamenodeWebHdfsMethods.java:114)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods$3.run(NamenodeWebHdfsMethods.java:623)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods$3.run(NamenodeWebHdfsMethods.java:618)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1515)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.get(NamenodeWebHdfsMethods.java:618)
>         at org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.getRoot(NamenodeWebHdfsMethods.java:586)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:597)
>         at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)
>         at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205)
>         at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)
>         at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:288)
>         at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)
>         at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
>         at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)
>         at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1469)
>         at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1400)
>         at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1349)
>         at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1339)
>         at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416)
>         at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:537)
>         at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:699)
>         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$CachedChain.doFilter(ServletHandler.java:1221)
>         at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:384)
>         at org.apache.hadoop.hdfs.web.AuthFilter.doFilter(AuthFilter.java:85)
>         at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
>         at org.apache.hadoop.http.HttpServer$QuotingInputFilter.doFilter(HttpServer.java:1310)
>         at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
>         at org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45)
>         at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
>         at org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45)
>         at org.mortbay.jetty.servlet.ServletHandler$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)
> 2013-12-03 11:34:56,590 WARN org.apache.hadoop.security.UserGroupInformation: No groups
available for user dr.who{noformat}



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