[HDDS-138] createVolume verbose warning with non-existent user

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Duplicate
• Labels: newbie usability
• Assignee: Shashikant Banerjee
• Reporter: Arpit Agarwal
• Created: 31/May/18 23:39
• Updated: 19/Sep/18 17:11
• Resolved: 19/Sep/18 17:10

Description

When createVolume is invoked for a non-existent user, it logs a verbose warning for PartialGroupNameException.

    hadoop@9a70d9aa6bf9:~$ ozone oz volume create --user=nosuchuser vol4
    2018-05-31 20:40:17 WARN  ShellBasedUnixGroupsMapping:210 - unable to return groups for user nosuchuser
    PartialGroupNameException The user name 'nosuchuser' is not found. id: ‘nosuchuser’: no such user
    id: ‘nosuchuser’: no such user

      at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.resolvePartialGroupNames(ShellBasedUnixGroupsMapping.java:294)
      at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getUnixGroups(ShellBasedUnixGroupsMapping.java:207)
      at org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getGroups(ShellBasedUnixGroupsMapping.java:97)
      at org.apache.hadoop.security.JniBasedUnixGroupsMappingWithFallback.getGroups(JniBasedUnixGroupsMappingWithFallback.java:51)
      at org.apache.hadoop.security.Groups$GroupCacheLoader.fetchGroupList(Groups.java:384)
      at org.apache.hadoop.security.Groups$GroupCacheLoader.load(Groups.java:319)
      at org.apache.hadoop.security.Groups$GroupCacheLoader.load(Groups.java:269)
      at com.google.common.cache.LocalCache$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:227)
      at org.apache.hadoop.security.UserGroupInformation.getGroups(UserGroupInformation.java:1545)
      at org.apache.hadoop.security.UserGroupInformation.getGroupNames(UserGroupInformation.java:1533)
      at org.apache.hadoop.ozone.client.rpc.RpcClient.createVolume(RpcClient.java:190)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke(Method.java:498)
      at org.apache.hadoop.ozone.client.OzoneClientInvocationHandler.invoke(OzoneClientInvocationHandler.java:54)
      at com.sun.proxy.$Proxy11.createVolume(Unknown Source)
      at org.apache.hadoop.ozone.client.ObjectStore.createVolume(ObjectStore.java:77)
      at org.apache.hadoop.ozone.web.ozShell.volume.CreateVolumeHandler.execute(CreateVolumeHandler.java:98)
      at org.apache.hadoop.ozone.web.ozShell.Shell.dispatch(Shell.java:395)
      at org.apache.hadoop.ozone.web.ozShell.Shell.run(Shell.java:135)
      at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
      at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
      at org.apache.hadoop.ozone.web.ozShell.Shell.main(Shell.java:114)
    2018-05-31 20:40:17 INFO  RpcClient:210 - Creating Volume: vol4, with nosuchuser as owner and quota set to 1152921504606846976 bytes.

However the volume is created:

$ ozone oz volume list --user=nosuchuser
[ {
  "owner" : {
    "name" : "nosuchuser"
  },
  "quota" : {
    "unit" : "TB",
    "size" : 1048576
  },
  "volumeName" : "vol4",
  "createdOn" : "Thu, 31 May 2018 20:40:17 GMT",
  "createdBy" : "nosuchuser"
} ]

Issue Links

• duplicates: HDDS-465 Suppress group mapping lookup warnings for ozone