Remote restart by ssh

[Alex Huth]

Even when i change it to the 1st Softstate nothing happens. By the way should
it not work when the hard state is reached?

Is there a way to debug this process to find the problem?

* Menard, Chris schrieb:
> Looks like the restarter script is coded to restart the service on the 3rd SOFT non-OK status.
> 
> The log shows Soft1, Soft2 then Hard3.  Looks like you have to restart service in the script on the 2nd Soft status to avoid the HARD state or change the retry count to allow for 3 SOFT status before the HARD.
> 
> That being said, the service should have been restarted following the HARD, CRITICAL call.
> 
> -----Original Message-----
> From: Alex Huth [mailto:a.huth at tmr.net] 
> Sent: Tuesday, September 08, 2009 9:25 AM
> To: nagios-users at lists.sourceforge.net
> Subject: [Nagios-users] Remote restart by ssh
> 
> Hi!
> 
> I have a service on a remote machine which dies frequently. I want to restart
> him by ssh. I followed the steps in the guide, but when i stop him nothing
> happens. 
> That's what i have done so far:
> 
> commands.cfg
> 
> define command{
> 	command_name	restart_saprouter
> command_line $USER1$/check_by_ssh -H $HOSTADDRESS$ -t 175 -l admin -i
> /adm/etc/nagios/id_nagios -C
> 'usr/local/libexec/eventhandlers/restart_saprouter.sh $SERVICESTATE$
> $SERVICESTATETYPE$ $SERVICEATTEMPT$'	
> 	}
> 
> 
> services.cfg
> 
> define service{
>         name                            xxxx.base.saprouter-running
>         use                             xxxx.base-service
>         hostgroup_name                  xxxx.base.saprouters
>         service_description             SAP router process present
>         check_command                   ssh_check_procs!1:1!1:1!saprouter
> 	event_handler			restart_saprouter
>         }
> define servicedependency{
> 	hostgroup_name			xxxx.base.saprouters
> 	dependent_hostgroup_name	xxxx.base.saprouters
> 	service_description		SSH
> 	dependent_service_description	SAP router process present
> 	execution_failure_criteria	n
> 	notification_failure_criteria	w,u,c
> 	}
> 
> the eventhandler script on the remote machine:
> 
> #!/bin/sh
> 
> case "$1" in
> OK)
>         ;;
> WARNING)
>         ;;
> UNKNOWN)
>         ;;
> CRITICAL)
>         case "$2" in
> 
>         SOFT)
> 
>                 case "$3" in
> 
>                 3)
>                         echo -n "Restarting SAP-Router service (3rd soft
> critical state)..."
>                         /etc/init.d/saprouter.sh restart
>                         ;;
>                         esac
>                 ;;
> 
>         HARD)
>                 echo -n "Restarting SAP-Router service..."
>                 /etc/init.d/saprouter.sh restart
>                 ;;
>         esac
>         ;;
> esac
> exit 0
> 
> 
> log of nagios:
> 
> [1252415755] SERVICE ALERT: xxxxxxxx;SAP router process
> present;CRITICAL;SOFT;1;PROCS CRITICAL: 0 processes with command name
> 'saprouter'
> [1252415755] SERVICE EVENT HANDLER: xxxxxxxxxxxxx;SAP router process
> present;(null);(null);(null);restart_saprouter
> [1252415815] SERVICE ALERT: xxxxxxxxxxxx;SAP router process
> present;CRITICAL;SOFT;2;PROCS CRITICAL: 0 processes with command name
> 'saprouter'
> [1252415815] SERVICE EVENT HANDLER: xxxxxxxxxxx;SAP router process
> present;(null);(null);(null);restart_saprouter
> [1252415875] SERVICE ALERT: xxxxxxxxxx;SAP router process
> present;CRITICAL;HARD;3;PROCS CRITICAL: 0 processes with command name
> 'saprouter'
> [1252415875] SERVICE EVENT HANDLER: xxxxxxxxxxxxx;SAP router process
> present;(null);(null);(null);restart_saprouter
> 
> Can someone give me light where my fault is?
> 
> Thx
> 
> Alex
> 
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