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Posted to dev@hbase.apache.org by "Bassam Tabbara (JIRA)" <ji...@apache.org> on 2009/12/30 00:04:29 UTC

[jira] Created: (HBASE-2075) HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode

HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode
--------------------------------------------------------------------

                 Key: HBASE-2075
                 URL: https://issues.apache.org/jira/browse/HBASE-2075
             Project: Hadoop HBase
          Issue Type: Bug
          Components: master
    Affects Versions: 0.20.3
            Reporter: Bassam Tabbara
             Fix For: 0.20.3


Repro:
1) Enable dfs.permissions
2) Start HBaseMaster in a different linux user account from HDFS. 

I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.

{{
2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
ired
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
        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.ipc.RPC$Server.call(RPC.java:508)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)

        at org.apache.hadoop.ipc.Client.call(Client.java:739)
        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
        at $Proxy0.getDatanodeReport(Unknown Source)
        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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
        at $Proxy0.getDatanodeReport(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
        at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
        at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
}}


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[jira] Commented: (HBASE-2075) HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode

Posted by "Jean-Daniel Cryans (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-2075?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12795185#action_12795185 ] 

Jean-Daniel Cryans commented on HBASE-2075:
-------------------------------------------

That was added in HBASE-1960.

Maybe we should just catch the exception, log a WARN and continue?

> HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode
> --------------------------------------------------------------------
>
>                 Key: HBASE-2075
>                 URL: https://issues.apache.org/jira/browse/HBASE-2075
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.20.3
>            Reporter: Bassam Tabbara
>             Fix For: 0.20.3
>
>
> Repro:
> 1) Enable dfs.permissions
> 2) Start HBaseMaster in a different linux user account from HDFS. 
> I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.
> {code}
> 2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
> java.lang.reflect.InvocationTargetException
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>         at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>         at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
>         at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
> Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
> ired
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
>         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.ipc.RPC$Server.call(RPC.java:508)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
>         at org.apache.hadoop.ipc.Client.call(Client.java:739)
>         at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>         at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
>         at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
>         at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
>         at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
> {code}

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[jira] Resolved: (HBASE-2075) HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode

Posted by "Andrew Purtell (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-2075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Purtell resolved HBASE-2075.
-----------------------------------

       Resolution: Fixed
    Fix Version/s: 0.21.0

bq. Maybe we should just catch the exception, log a WARN and continue?

Committed attached patch which should resolve this issue to trunk and branch. Just catches the exception and continues. This code catches what should be a fairly rare corner case (except for up on EC2) so warning will cause more confusion than help. 

> HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode
> --------------------------------------------------------------------
>
>                 Key: HBASE-2075
>                 URL: https://issues.apache.org/jira/browse/HBASE-2075
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.20.3
>            Reporter: Bassam Tabbara
>            Assignee: Andrew Purtell
>             Fix For: 0.20.3, 0.21.0
>
>         Attachments: HBASE-2075.patch
>
>
> Repro:
> 1) Enable dfs.permissions
> 2) Start HBaseMaster in a different linux user account from HDFS. 
> I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.
> {code}
> 2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
> java.lang.reflect.InvocationTargetException
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>         at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>         at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
>         at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
> Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
> ired
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
>         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.ipc.RPC$Server.call(RPC.java:508)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
>         at org.apache.hadoop.ipc.Client.call(Client.java:739)
>         at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>         at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
>         at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
>         at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
>         at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
> {code}

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[jira] Assigned: (HBASE-2075) HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode

Posted by "Andrew Purtell (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-2075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Purtell reassigned HBASE-2075:
-------------------------------------

    Assignee: Andrew Purtell

> HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode
> --------------------------------------------------------------------
>
>                 Key: HBASE-2075
>                 URL: https://issues.apache.org/jira/browse/HBASE-2075
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.20.3
>            Reporter: Bassam Tabbara
>            Assignee: Andrew Purtell
>             Fix For: 0.20.3
>
>
> Repro:
> 1) Enable dfs.permissions
> 2) Start HBaseMaster in a different linux user account from HDFS. 
> I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.
> {code}
> 2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
> java.lang.reflect.InvocationTargetException
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>         at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>         at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
>         at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
> Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
> ired
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
>         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.ipc.RPC$Server.call(RPC.java:508)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
>         at org.apache.hadoop.ipc.Client.call(Client.java:739)
>         at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>         at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
>         at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
>         at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
>         at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
> {code}

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[jira] Updated: (HBASE-2075) HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode

Posted by "Bassam Tabbara (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-2075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bassam Tabbara updated HBASE-2075:
----------------------------------

    Description: 
Repro:
1) Enable dfs.permissions
2) Start HBaseMaster in a different linux user account from HDFS. 

I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.

{code}
2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
ired
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
        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.ipc.RPC$Server.call(RPC.java:508)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)

        at org.apache.hadoop.ipc.Client.call(Client.java:739)
        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
        at $Proxy0.getDatanodeReport(Unknown Source)
        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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
        at $Proxy0.getDatanodeReport(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
        at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
        at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
{code}


  was:
Repro:
1) Enable dfs.permissions
2) Start HBaseMaster in a different linux user account from HDFS. 

I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.

{{
2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
ired
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
        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.ipc.RPC$Server.call(RPC.java:508)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)

        at org.apache.hadoop.ipc.Client.call(Client.java:739)
        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
        at $Proxy0.getDatanodeReport(Unknown Source)
        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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
        at $Proxy0.getDatanodeReport(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
        at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
        at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
}}



> HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode
> --------------------------------------------------------------------
>
>                 Key: HBASE-2075
>                 URL: https://issues.apache.org/jira/browse/HBASE-2075
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.20.3
>            Reporter: Bassam Tabbara
>             Fix For: 0.20.3
>
>
> Repro:
> 1) Enable dfs.permissions
> 2) Start HBaseMaster in a different linux user account from HDFS. 
> I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.
> {code}
> 2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
> java.lang.reflect.InvocationTargetException
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>         at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>         at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
>         at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
> Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
> ired
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
>         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.ipc.RPC$Server.call(RPC.java:508)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
>         at org.apache.hadoop.ipc.Client.call(Client.java:739)
>         at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>         at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
>         at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
>         at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
>         at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
> {code}

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[jira] Updated: (HBASE-2075) HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode

Posted by "Andrew Purtell (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-2075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Purtell updated HBASE-2075:
----------------------------------

    Attachment: HBASE-2075.patch

> HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode
> --------------------------------------------------------------------
>
>                 Key: HBASE-2075
>                 URL: https://issues.apache.org/jira/browse/HBASE-2075
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.20.3
>            Reporter: Bassam Tabbara
>            Assignee: Andrew Purtell
>             Fix For: 0.20.3
>
>         Attachments: HBASE-2075.patch
>
>
> Repro:
> 1) Enable dfs.permissions
> 2) Start HBaseMaster in a different linux user account from HDFS. 
> I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.
> {code}
> 2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
> java.lang.reflect.InvocationTargetException
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>         at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>         at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
>         at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
> Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
> ired
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
>         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.ipc.RPC$Server.call(RPC.java:508)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
>         at org.apache.hadoop.ipc.Client.call(Client.java:739)
>         at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>         at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
>         at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
>         at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
>         at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
> {code}

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[jira] Commented: (HBASE-2075) HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode

Posted by "Jean-Daniel Cryans (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-2075?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12795217#action_12795217 ] 

Jean-Daniel Cryans commented on HBASE-2075:
-------------------------------------------

Fair enough, thx Andrew!

> HBaseMaster requires HDFS superuser privileges due to waitOnSafeMode
> --------------------------------------------------------------------
>
>                 Key: HBASE-2075
>                 URL: https://issues.apache.org/jira/browse/HBASE-2075
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.20.3
>            Reporter: Bassam Tabbara
>            Assignee: Andrew Purtell
>             Fix For: 0.20.3, 0.21.0
>
>         Attachments: HBASE-2075.patch
>
>
> Repro:
> 1) Enable dfs.permissions
> 2) Start HBaseMaster in a different linux user account from HDFS. 
> I get the following exception in the log. It looks like waitOnSafeMode requires HDFS superuser privileges which I do not grant to HBase.
> {code}
> 2009-12-29 14:44:27,503 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
> java.lang.reflect.InvocationTargetException
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>         at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>         at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1227)
>         at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1268)
> Caused by: org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.security.AccessControlException: Superuser privilege is requ
> ired
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperuserPrivilege(FSNamesystem.java:4528)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeReport(FSNamesystem.java:3560)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getDatanodeReport(NameNode.java:596)
>         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.ipc.RPC$Server.call(RPC.java:508)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>         at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
>         at org.apache.hadoop.ipc.Client.call(Client.java:739)
>         at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>         at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>         at $Proxy0.getDatanodeReport(Unknown Source)
>         at org.apache.hadoop.hdfs.DFSClient.datanodeReport(DFSClient.java:818)
>         at org.apache.hadoop.hdfs.DistributedFileSystem.getDataNodeStats(DistributedFileSystem.java:353)
>         at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:146)
>         at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:197)
> {code}

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