ESXi NUT shutdown scripts

# These are config files to my answer to the following question:
# http://serverfault.com/questions/462993/vmware-esxi-shutdown-triggered-by-apc-ups-connected-via-usb

/etc/nut/nut.conf:

MODE=netserver
/etc/nut/ups.conf
# UPS Variables:
#   battery.runtime.low: 660
#   input.sensitivity: low
#   ups.beeper.status: disabled

[smart-ups]
    driver = usbhid-ups
    port = auto
    desc = "ESXi Server APC Smart-UPS"
    offdelay = 180
    ondelay = 240
    pollfreq = 30


/etc/nut/upsd.conf:

LISTEN 127.0.0.1
LISTEN 172.16.4.250


/etc/nut/upsd.users:

[upsmon]
    password = ********
    upsmon master
    actions = SET
    instcmds = ALL

[esxi]
    password = ********
    upsmon slave


/etc/nut/upsmon.conf:

MONITOR smart-ups@localhost 1 upsmon ******** master

#SHUTDOWNCMD "/sbin/shutdown -H now"
SHUTDOWNCMD "/usr/bin/logger \"Should run /sbin/shutdown -H now, but waiting for ESXi host instead\""

NOTIFYCMD /sbin/upssched

NOTIFYFLAG ONLINE       SYSLOG+WALL+EXEC
NOTIFYFLAG ONBATT       SYSLOG+WALL+EXEC
NOTIFYFLAG COMMBAD      SYSLOG+WALL+EXEC
NOTIFYFLAG NOCOMM       SYSLOG+WALL+EXEC


/etc/nut/upssched.conf:

CMDSCRIPT /usr/local/sbin/upssched-cmd

PIPEFN /var/run/nut/upssched.pipe
LOCKFN /var/run/nut/upssched.lock

AT ONBATT * START-TIMER ups-on-battery 300
AT ONLINE * CANCEL-TIMER ups-on-battery

AT NOCOMM * START-TIMER ups-no-comm 30
AT COMMBAD * START-TIMER ups-comm-bad 30


/usr/local/sbin/upssched-cmd:

#!/bin/sh
NAME=`basename $0`
LOGGER="/usr/bin/logger -t $NAME"
UPSCMD="/bin/upscmd -uupsmon -p*******"
UPSMON="/sbin/upsmon"

case $1 in
    ups-on-battery)
        $LOGGER "Timer event '$1' fired, executing UPS panel test..."
        $UPSCMD smart-ups test.panel.start
        $UPSMON -c fsd
        ;;
    ups-no-comm|ups-comm-bad)
        $LOGGER "Timer event '$1' fired, restarting NUT..."
        /usr/sbin/service nut stop
        sleep 15
        /usr/sbin/service nut start
        ;;
    *)
        $LOGGER "Unrecognized command: '$1'"
        ;;
esac


/etc/vmware-tools/scripts/poweroff-vm-default.d/ups-monitor:

#!/bin/bash
#
# /etc/vmware-tools/scripts/poweroff-vm-default.d/ups-monitor
# Written by Oleg Semyonov
#
# This script should shutdown UPS if powerdown flag is set (/etc/killpower, for intance).
# It is called by the ESXi when it powers off all VMs (and this one should be last).
# UPS should give enought time to ESXi to completely shutdown. Usually it takes around 2-3
# minutes since all VMs are already suspended to this moment.

UPSMON=/etc/init.d/ups-monitor
MAXWAIT=15

if [ -x $UPSMON ]; then
    # Looking for the powerdown flag. If not found - wait for some time.
    # The ESXi host may be quicker than local upsmon and shutdown this
    # machine before the local upsmon creates the powerdown flag.
    flag=`sed -ne 's#^ *POWERDOWNFLAG *\(.*\)$#\1#p' /etc/nut/upsmon.conf`

    echo -n "Looking for the powerdown flag ($MAXWAIT seconds max)"
    for ((i = 1; i <= $MAXWAIT; i++)); do
        [ -f "$flag" ] && break
        sleep 1
        echo -n "."
    done

    # Finally shutdown the UPS if flag has appeared (UPS-initiated shutdown)
    if [ ! -f "$flag" ]; then
        echo " - not found, just halt the machine"
    else
        echo " - found"
        $UPSMON poweroff
    fi
fi

# Return success regardless of script result
exit 0