 check process pdns-recursor with pidfile /var/run/pdns_recursor.pid
   group system
   group dns
   group pdns-recursor
   start program = "/etc/init.d/pdns-recursor start"
   stop program = "/etc/init.d/pdns-recursor stop"
   if failed host 127.0.0.1 port 53 type udp protocol dns for 3 times within 4 cycles then restart
   if 5 restarts within 20 cycles then timeout
   depend pdns-recursor_bin
   depend pdns-recursor_rc

 check file pdns-recursor_bin with path /usr/sbin/pdns_recursor
   group pdns-recursor
   include /etc/monit/templates/rootbin

 check file pdns-recursor_rc with path /etc/init.d/pdns-recursor
   group pnds-recursor
   include /etc/monit/templates/rootbin
