File: http://svn.grimore.org/configuration-templates/monit/debian/templates/bind -

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##  Copyright (C) Wizardry and Steamworks 2017 - License: GNU GPLv3      ##
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check process named with pidfile /var/run/named/named.pid
   start program = "/usr/bin/systemctl start named"
   stop program = "/usr/bin/systemctl stop named"
   if failed host 127.0.0.1 port 53 type tcp protocol dns then restart
   if failed host 127.0.0.1 port 53 type udp protocol dns then restart
   # if 5 restarts within 5 cycles then timeout