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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-14581) Znode cleanup throws auth exception in secure mode
Date Thu, 08 Oct 2015 22:30:26 GMT

    [ https://issues.apache.org/jira/browse/HBASE-14581?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14949524#comment-14949524

Hadoop QA commented on HBASE-14581:

{color:green}+1 overall{color}.  Here are the results of testing the latest attachment 
  against master branch at commit 7e30436e3fa84525b85b05b9e23cb01b2ada7c12.
  ATTACHMENT ID: 12765659

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+0 tests included{color}.  The patch appears to be a documentation, build,
                        or dev-support patch that doesn't require tests.

    {color:green}+1 hadoop versions{color}. The patch compiles with all supported hadoop versions
(2.4.0 2.4.1 2.5.0 2.5.1 2.5.2 2.6.0 2.6.1 2.7.0 2.7.1)

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 protoc{color}.  The applied patch does not increase the total number of
protoc compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 checkstyle{color}.  The applied patch does not increase the total number
of checkstyle errors

    {color:green}+1 findbugs{color}.  The patch does not introduce any  new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 lineLengths{color}.  The patch does not introduce lines longer than 100

  {color:green}+1 site{color}.  The mvn post-site goal succeeds with this patch.

    {color:green}+1 core tests{color}.  The patch passed unit tests in .

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/15920//testReport/
Release Findbugs (version 2.0.3) 	warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/15920//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/15920//artifact/patchprocess/checkstyle-aggregate.html

  Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/15920//console

This message is automatically generated.

> Znode cleanup throws auth exception in secure mode
> --------------------------------------------------
>                 Key: HBASE-14581
>                 URL: https://issues.apache.org/jira/browse/HBASE-14581
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Ted Yu
>            Assignee: Ted Yu
>         Attachments: 14581-v1.txt
> When the master process or region server process dies on Linux, we invoke:
> {code}
>   if [ -f ${HBASE_ZNODE_FILE} ]; then
>     if [ "$command" = "master" ]; then
>       $bin/hbase master clear > /dev/null 2>&1
>     else
>       #call ZK to delete the node
>       ZNODE=`cat ${HBASE_ZNODE_FILE}`
>       $bin/hbase zkcli delete ${ZNODE} > /dev/null 2>&1
>     fi
>     rm ${HBASE_ZNODE_FILE}
>   fi
> {code}
> We delete its znode from the process which started the server JVM for faster crash recovery.
> In secure deployment however, the second process does not authenticate to zookeeper properly
and fails to delete the znode: 
> {code}
> 2015-06-11 11:05:06,238 WARN  [main-SendThread(ip-172-31-32-230.ec2.internal:2181)] client.ZooKeeperSaslClient:
Could not login: the client is being asked for a password, but the Zookeeper client code does
not currently support obtaining a password from the user. Make sure that the client is configured
to use a ticket cache (using the JAAS config
> 2015-06-11 11:05:06,248 WARN  [main-SendThread(ip-172-31-32-230.ec2.internal:2181)] zookeeper.ClientCnxn:
SASL configuration failed: javax.security.auth.login.LoginException: No password provided
Will continue connection to Zookeeper server without SASL authentication, if Zookeeper server
allows it.
> 2015-06-11 11:05:06,251 INFO  [main-SendThread(ip-172-31-32-230.ec2.internal:2181)] zookeeper.ClientCnxn:
Opening socket connection to server ip-172-31-32-230.ec2.internal/
> 2015-06-11 11:05:06,263 INFO  [main-SendThread(ip-172-31-32-230.ec2.internal:2181)] zookeeper.ClientCnxn:
Socket connection established to ip-172-31-32-230.ec2.internal/, initiating
> 2015-06-11 11:05:06,294 INFO  [main-SendThread(ip-172-31-32-230.ec2.internal:2181)] zookeeper.ClientCnxn:
Session establishment complete on server ip-172-31-32-230.ec2.internal/,
sessionid = 0x14de1dd0f3200cf, negotiated timeout = 40000
> 2015-06-11 11:05:06,664 WARN  [main] util.HeapMemorySizeUtil: hbase.regionserver.global.memstore.upperLimit
is deprecated by hbase.regionserver.global.memstore.size
> 2015-06-11 11:05:09,070 WARN  [main] zookeeper.ZooKeeperNodeTracker: Can't get or delete
the master znode
> org.apache.zookeeper.KeeperException$NoAuthException: KeeperErrorCode = NoAuth for /hbase-secure/master
>   at org.apache.zookeeper.KeeperException.create(KeeperException.java:113)
>   at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
>   at org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:873)
>   at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.delete(RecoverableZooKeeper.java:179)
>   at org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNode(ZKUtil.java:1345)
>   at org.apache.hadoop.hbase.zookeeper.MasterAddressTracker.deleteIfEquals(MasterAddressTracker.java:270)
>   at org.apache.hadoop.hbase.ZNodeClearer.clear(ZNodeClearer.java:149)
> {code}
> This is due to REGIONSERVER_OPTS / HBASE_MASTER_OPTS not being passed for invoking the
zkcli command.
> Thanks to Enis who spotted the issue.

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