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From "Kai Zheng (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HADOOP-9125) LdapGroupsMapping threw CommunicationException after some idle time
Date Mon, 10 Dec 2012 02:09:21 GMT
Kai Zheng created HADOOP-9125:
---------------------------------

             Summary: LdapGroupsMapping threw CommunicationException after some idle time
                 Key: HADOOP-9125
                 URL: https://issues.apache.org/jira/browse/HADOOP-9125
             Project: Hadoop Common
          Issue Type: Bug
          Components: security
    Affects Versions: 2.0.3-alpha
            Reporter: Kai Zheng
             Fix For: 2.0.3-alpha


LdapGroupsMapping threw exception as below after some idle time. During the idle time no call
to the group mapping provider should be made to repeat it.

2012-12-07 02:20:59,738 WARN org.apache.hadoop.security.LdapGroupsMapping: Exception trying
to get groups for user aduser2
javax.naming.CommunicationException: connection closed [Root exception is java.io.IOException:
connection closed]; remaining name 'CN=Users,DC=EXAMPLE,DC=COM'
        at com.sun.jndi.ldap.LdapCtx.doSearch(LdapCtx.java:1983)
        at com.sun.jndi.ldap.LdapCtx.searchAux(LdapCtx.java:1827)
        at com.sun.jndi.ldap.LdapCtx.c_search(LdapCtx.java:1752)
        at com.sun.jndi.ldap.LdapCtx.c_search(LdapCtx.java:1769)
        at com.sun.jndi.toolkit.ctx.ComponentDirContext.p_search(ComponentDirContext.java:394)
        at com.sun.jndi.toolkit.ctx.PartialCompositeDirContext.search(PartialCompositeDirContext.java:376)
        at com.sun.jndi.toolkit.ctx.PartialCompositeDirContext.search(PartialCompositeDirContext.java:358)
        at javax.naming.directory.InitialDirContext.search(InitialDirContext.java:267)
        at org.apache.hadoop.security.LdapGroupsMapping.getGroups(LdapGroupsMapping.java:187)
        at org.apache.hadoop.security.CompositeGroupsMapping.getGroups(CompositeGroupsMapping.java:97)
        at org.apache.hadoop.security.Groups.doGetGroups(Groups.java:103)
        at org.apache.hadoop.security.Groups.getGroups(Groups.java:70)
        at org.apache.hadoop.security.UserGroupInformation.getGroupNames(UserGroupInformation.java:1035)
        at org.apache.hadoop.hbase.security.User.getGroupNames(User.java:90)
        at org.apache.hadoop.hbase.security.access.TableAuthManager.authorize(TableAuthManager.java:355)
        at org.apache.hadoop.hbase.security.access.AccessController.requirePermission(AccessController.java:379)
        at org.apache.hadoop.hbase.security.access.AccessController.getUserPermissions(AccessController.java:1051)
        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 org.apache.hadoop.hbase.regionserver.HRegion.exec(HRegion.java:4914)
        at org.apache.hadoop.hbase.regionserver.HRegionServer.execCoprocessor(HRegionServer.java:3546)
        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 org.apache.hadoop.hbase.ipc.SecureRpcEngine$Server.call(SecureRpcEngine.java:372)
        at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1399)
Caused by: java.io.IOException: connection closed
        at com.sun.jndi.ldap.LdapClient.ensureOpen(LdapClient.java:1558)
        at com.sun.jndi.ldap.LdapClient.search(LdapClient.java:503)
        at com.sun.jndi.ldap.LdapCtx.doSearch(LdapCtx.java:1965)
        ... 28 more
2012-12-07 02:20:59,739 WARN org.apache.hadoop.security.UserGroupInformation: No groups available
for user aduser2


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