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UGU: Unix Guru Universe - Unix Tip #4533- August 9, 2018 - Home : Help : Today's Tip
Unix Tip #4533- August 9, 2018

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

-------------------- cut here -----------------



#!/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

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



NOTE: All tips provided are USE AT YOUR OWN RISK. Tips are submitted by various unix admins around the globe. UGU suggest you read and test each tip in a non-volitile environment before placing into production.


LAST 5 TIPS
4532 - BE CAREFUL WITH NIS+
4531 - TAKE NOTES AT 3AM
4530 - HOW MANY COMMANDS HAVE I RUN?
4529 - VULNERABILITIES IN UNIX
4528 - METAVALUES FROM A SHELL SCRIPT


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