NUT Settings

nut.conf:
MODE=netclient

upsmon.conf
RUN_AS_USER root

MONITOR <ups>@<nut-server> <user> <password> secondary

MINSUPPLIES 1
SHUTDOWNCMD "/usr/sbin/shutdown -P +1"
NOTIFYCMD /usr/sbin/upssched
POLLFREQ 2
POLLFREQALERT 1
HOSTSYNC 900
DEADTIME 25
POWERDOWNFLAG /etc/killpower

NOTIFYMSG ONLINE    "UPS %s on line power"
NOTIFYMSG ONBATT    "UPS %s on battery"
NOTIFYMSG LOWBATT   "UPS %s battery is low"
NOTIFYMSG FSD       "UPS %s: forced shutdown in progress"
NOTIFYMSG COMMOK    "Communications with UPS %s established"
NOTIFYMSG COMMBAD   "Communications with UPS %s lost"
NOTIFYMSG SHUTDOWN  "Auto logout and shutdown proceeding"
NOTIFYMSG REPLBATT  "UPS %s battery needs to be replaced"
NOTIFYMSG NOCOMM    "UPS %s is unavailable"
NOTIFYMSG NOPARENT  "upsmon parent process died - shutdown impossible"

NOTIFYFLAG ONLINE   SYSLOG+EXEC
NOTIFYFLAG ONBATT   SYSLOG+EXEC
NOTIFYFLAG LOWBATT  SYSLOG+EXEC
NOTIFYFLAG FSD      SYSLOG+EXEC
NOTIFYFLAG COMMOK   SYSLOG+EXEC
NOTIFYFLAG COMMBAD  SYSLOG+EXEC
NOTIFYFLAG SHUTDOWN SYSLOG+EXEC
NOTIFYFLAG REPLBATT SYSLOG+EXEC
NOTIFYFLAG NOCOMM   SYSLOG+EXEC
NOTIFYFLAG NOPARENT SYSLOG

RBWARNTIME 43200

NOCOMMWARNTIME 120

FINALDELAY 5

upssched-cmd:
#!/bin/sh
 case $1 in
       onbatt)
          logger -t upssched-cmd "UPS running on battery"
          mail -s "`hostname` has been on battery for 120 seconds, shutting down" -r "[email protected]" "[email protected]" < /dev/null
          /usr/sbin/upsmon -c fsd
          ;;
       earlyshutdown)
          logger -t upssched-cmd "UPS on battery too long, early shutdown"
          mail -s "`hostname` is shutting down, on battery too long" -r "[email protected]" "[email protected]" < /dev/null
          /usr/sbin/upsmon -c fsd
          ;;
       shutdowncritical)
          logger -t upssched-cmd "UPS on battery critical, forced shutdown"
          mail -s "`hostname` is shutting down, battery critical" -r "[email protected]" "[email protected]" < /dev/null
          /usr/sbin/upsmon -c fsd
          ;;
       commbad)
          logger -t upssched-cmd "The server lost communication with UPS"
          ;;
       commok)
          logger -t upssched-cmd "The server re-establish communication with UPS"
          ;;
       upsgone)
          logger -t upssched-cmd "UPS has been gone too long, can't reach"
          ;;
       replacebatt)
          logger -t upssched-cmd "The UPS needs new battery"
          mail -s "The UPS needs new battery" -r "[email protected]" "[email protected]" < /dev/null
          ;;
       *)
          logger -t upssched-cmd "Unrecognized command: $1"
          ;;
 esac

upssched.conf:
CMDSCRIPT /etc/nut/upssched-cmd
PIPEFN /etc/nut/upssched.pipe
LOCKFN /etc/nut/upssched.lock

AT ONBATT * START-TIMER onbatt 60
AT ONLINE * CANCEL-TIMER onbatt online
AT COMMBAD * START-TIMER commbad 120
AT COMMOK * CANCEL-TIMER commbad commok
AT NOCOMM * EXECUTE upsgone
AT SHUTDOWN * EXECUTE powerdown
AT REPLBATT * EXECUTE replacebatt