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https://issues.apache.org/jira/browse/HADOOP-8270?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Eli Collins updated HADOOP-8270:
--------------------------------
Resolution: Fixed
Fix Version/s: 2.0.0
Target Version/s: (was: 2.0.0)
Release Note: The daemon stop action no longer returns failure when
stopping an already stopped service.
Hadoop Flags: Incompatible change,Reviewed (was: Reviewed)
Status: Resolved (was: Patch Available)
I've committed this and merged. Thanks Roman.
> hadoop-daemon.sh stop action should return 0 for an already stopped service
> ----------------------------------------------------------------------------
>
> Key: HADOOP-8270
> URL: https://issues.apache.org/jira/browse/HADOOP-8270
> Project: Hadoop Common
> Issue Type: Bug
> Components: scripts
> Affects Versions: 0.23.1
> Reporter: Roman Shaposhnik
> Assignee: Roman Shaposhnik
> Priority: Minor
> Fix For: 2.0.0
>
> Attachments: HADOOP-8270.patch.txt
>
>
> The following bit of code from hadoop-daemon.sh is not LSB compliant, since
> according to
> http://refspecs.linuxbase.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptact.html
> a stop action on an already stopped service should return 0.
> {noformat}
> (stop)
> if [ -f $pid ]; then
> if kill -0 `cat $pid` > /dev/null 2>&1; then
> echo stopping $command
> kill `cat $pid`
> else
> echo no $command to stop
> exit 1
> fi
> else
> echo no $command to stop
> exit 1
> fi
> ;;
> {noformat}
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