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Explorer
Posts: 9
Registered: ‎05-11-2018

PartialGroupNameException errors

We are getting continuous PartialGroupNameException for a specific user account.

 

Below is the sample error snippet.

 
++++++
WARN org.apache.hadoop.security.ShellBasedUnixGroupsMapping: unable to return groups for user -SERV-CHEF
PartialGroupNameException The user name '-SERV-CHEF' is not found. id: invalid option -- 'S'
Try 'id --help' for more information.
Try 'id --help' for more information.
id: invalid option -- 'S'
Try 'id --help' for more information.
at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.resolvePartialGroupNames(ShellBasedUnixGroupsMapping.java:212)
at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getUnixGroups(ShellBasedUnixGroupsMapping.java:133)
at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getGroups(ShellBasedUnixGroupsMapping.java:72)
at org.apache.hadoop.security.Groups$GroupCacheLoader.fetchGroupList(Groups.java:368)
at org.apache.hadoop.security.Groups$GroupCacheLoader.load(Groups.java:309)
at org.apache.hadoop.security.Groups$GroupCacheLoader.load(Groups.java:267)
at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3568)
at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2350)
at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2313)
at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2228)
at com.google.common.cache.LocalCache.get(LocalCache.java:3965)
at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3969)
at com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4829)
at org.apache.hadoop.security.Groups.getGroups(Groups.java:225)
at org.apache.hadoop.security.UserGroupInformation.getGroups(UserGroupInformation.java:1778)
at org.apache.hadoop.security.UserGroupInformation.getGroupNames(UserGroupInformation.java:1766)
at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.(FSPermissionChecker.java:66)
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.getPermissionChecker(FSDirectory.java:3468)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getPermissionChecker(FSNamesystem.java:4079)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getFileInfo(FSNamesystem.java:4269)
at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getFileInfo(NameNodeRpcServer.java:901)
at org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProxyClientProtocol.getFileInfo(AuthorizationProviderProxyClientProtocol.java:528)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getFileInfo(ClientNamenodeProtocolServerSideTranslatorPB.java:839)
at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:617)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1073)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2216)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2212)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1920)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2210)
++++++
 
Source : /logs/hadoop-hdfs/hadoop-cmf-CD-HDFS-pFXTJXEX-NAMENODE-.log.out
 
Command output from name node:
 
# id -Gn -SERV-CHEF
id: invalid option -- 'S'
Try 'id --help' for more information.
You have mail in /var/spool/mail/root
#
 
# hdfs groups -SERV-CHEF
-SERV-CHEF :
#
 
Could you help me here with some insights, please?
Explorer
Posts: 9
Registered: ‎05-11-2018

Re: PartialGroupNameException errors

If I am using -- option from the command line, I am getting the group details. I am not sure why this error is being logged. Any thoughts? 

 

# groups -- -SERV-CHEF
groups: -SERV-CHEF: no such user

# groups -- -SERV-CHEF@domain

success!

 

 

Highlighted
Contributor
Posts: 96
Registered: ‎05-19-2016

Re: PartialGroupNameException errors

Did you figure out why was it being logged?

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