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https://issues.apache.org/jira/browse/HADOOP-9125?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kai Zheng updated HADOOP-9125:
------------------------------
Attachment: HADOOP-9125.patch
Thanks for code review.
> 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: 0.23.3, 2.0.0-alpha
> Reporter: Kai Zheng
> Fix For: 2.0.3-alpha
>
> Attachments: HADOOP-9125.patch
>
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> 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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