Unix Tip: KEEP THOSE DAEMONS RUNNING

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UNIX GURU UNIVERSE
UNIX HOT TIP

Unix Tip 3517 - September 26, 2011

http://www.ugu.com/sui/ugu/show?tip.today

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KEEP THOSE DAEMONS RUNNING

Here is a script that will keep daemons running
if the decide to die for some unforseen reason.

This tip generously supported by: ken@theglobeandmail.com

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#!/bin/csh
#
# NAME
# keepitup.csh - Keep demons up and running
#
# SYNOPSIS
# keepitup.csh
#
# DESCRIPTION
# If any of the following processes are down, then start them up
# again. This script can be run every few minutes from a crontab.
#
# AUTHOR
# Ken Stevens <kstevens@globeandmail.ca>

foreach daemon ( \
/opt/GIS/apps/EventDispatcher/scripts/EventDispatcher.pl \
/opt/GIS/apps/CatchFTP/scripts/ProcessFTP.pl \
/opt/GIS/apps/NewsHound/scripts/NewsHound.pl \
)

ps -e | fgrep `echo $daemon:t | cut -c1-8` > /dev/null

if ( $status > 0 ) then
echo Restarting $daemon
date
$daemon &
endif

end

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