[Pacemaker] What value should be in the $OCF_RESKEY_CRM_meta_notify_slave_uname when a quorum is lost?

Andrew Beekhof andrew at beekhof.net
Sun Nov 10 23:44:02 UTC 2013


On 6 Nov 2013, at 12:42 am, Andrey Groshev <greenx at yandex.ru> wrote:

> Hi All!
> I am interested in this subject, because happens is the following situation.
> I build cluster on four nodes with postgres master/slave configuration.
> Set quorum-policy=stop
> Run the cluster and conducted an experiment - turned off the two nodes.
> Resources were off, but not as it I thought.

You checked this?
   http://clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Pacemaker_Explained/_multi_state_proper_interpretation_of_notification_environment_variables.html

> 
> In code resource-agents exist next strings....
> 
> if  [ "$1" = "master" -a "$OCF_RESKEY_CRM_meta_notify_slave_uname" = " " ]; then
>        ocf_log info "Removing $PGSQL_LOCK."
>        rm -f $PGSQL_LOCK
> fi
> 
> And when event "lost quorum" this variable is not equal to the "empty".
> It equal last exist slave.
> What has to be right?
> 
> I wrote Takatoshi, he said it was not behaving correctly Paeymaker.
> https://github.com/t-matsuo/resource-agents/issues/28
> 
> 
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