Network UPS Tools on OS X (including El Capitan) with Growl notifications (additional)

nut_osx.txt

#install homebrew
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
#install network ups tools
brew install nut

#create directories and change permissions
sudo mkdir -p /var/state/ups/upssched/
sudo chown -R `whoami`:nobody /var/state/ups
sudo chmod 775 /var/state/ups/
sudo chmod 664 /var/state/ups/*
sudo chmod 775 /var/state/ups/upssched/
sudo chmod 640 /usr/local/Cellar/nut/2.7.3/etc/*
sudo chmod o+r /usr/local/Cellar/nut/2.7.3/etc/upssched.conf

cd /usr/local/Cellar/nut/2.7.3/etc/
mv nut.conf.sample nut.conf
vi nut.conf
	MODE=standalone
  :wq

mv ups.conf.sample ups.conf
vi ups.conf
	[upsname]
	#in my case - its blazer_usb driver. Check here http://www.networkupstools.org/stable-hcl.html
	driver=blazer_usb
	port=auto
	desc = "SVEN UPS 650VA"
	#set your own battery.voltage values. Check with command "upsc upsname"
	default.battery.voltage.high = 15.00
	default.battery.voltage.nominal = 14.00
	default.battery.voltage.low = 13.00
  :wq
	
mv upsd.conf.sample upsd.conf
vi upsd.conf
	LISTEN 127.0.0.1 3493
  :wq
	
mv upsd.users.sample upsd.users
vi upsd.users
	[Username]
	password  = Password
	actions = SET
	instcmds = ALL
	upsmon master
  :wq

mv upsmon.conf.sample upsmon.conf
vi uspmon.conf
	MONITOR upsname@localhost 1 Username Password master
  :wq

#for autostart and control purposes
#change to your own driver - check http://www.networkupstools.org/stable-hcl.html
	
vi ~/Library/LaunchAgents/org.networkupstools.blazer_usb.plist
	<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	    <dict>
	        <key>KeepAlive</key>
	        <true/>
	        <key>Label</key>
	        <string>org.networkupstools.blazer_usb</string>
	        <key>ProgramArguments</key>
	        <array>
	            <string>/usr/local/Cellar/nut/2.7.3/bin/blazer_usb</string>
	            <string>-a</string>
	            <string>upsname</string>
	            <string>-D</string>
	        </array>
	        <key>RunAtLoad</key>
	        <true/>
	    </dict>
	</plist>
  :wq

vi ~/Library/LaunchAgents/org.networkupstools.upsd.plist
	<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	    <dict>
	        <key>KeepAlive</key>
	        <true/>
	        <key>Label</key>
	        <string>org.networkupstools.upsd</string>
	        <key>ProgramArguments</key>
	        <array>
	            <string>/usr/local/sbin/upsd</string>
	            <string>-D</string>
	        </array>
	        <key>RunAtLoad</key>
	        <true/>
	    </dict>
	</plist>
  :wq

#upsmon splits into two processes, one with PPID 1, cuz it need root permissions to shutdown OS
#so create LaunchDaemon instead of LaunchAgent
sudo vi /Library/LaunchDaemons/org.networkupstools.upsmon.plist
	<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	    <dict>
	        <key>KeepAlive</key>
	        <true/>
	        <key>Label</key>
	        <string>org.networkupstools.upsmon</string>
	        <key>ProgramArguments</key>
	        <array>
	            <string>/usr/local/sbin/upsmon</string>
	            <string>-D</string>
	        </array>
	        <key>RunAtLoad</key>
	        <true/>
	    </dict>
	</plist>
  :wq
	
launchctl load ~/Library/LaunchAgents/org.networkupstools.blazer_usb.plist
launchctl load ~/Library/LaunchAgents/org.networkupstools.upsd.plist
sudo launchctl load /Library/LaunchDaemons/org.networkupstools.upsmon.plist

#it's done
#check status and watch some info
upsc upsname

#to debug
/usr/local/Cellar/nut/2.7.3/bin/blazer_usb -a upsname -DDD
upsd -DDD
upsmon -DDD

#or add
	        <key>StandardOutPath</key>
	        <string>/Users/Username/Desktop/upsmon.log</string>
	        <key>StandardErrorPath</key>
	        <string>/Users/Username/Desktop/upsmon.log</string>
#to each LaunchAgent/LaunchDaemon plist
#and change debug level from -D to -DDD at least - <string>-DDD</string>

#fyi - "upsdrvctl start" doesnt work properly with blazer_usb - getting Error: Data stale



---------



#additional - Growl notifications
#install GrowlNotify - http://growl.info/extras.php#growlnotify
#then configure Growl to listen for incoming notifications and set pass
#test with command growlnotify -s -n "TEST" -m "test" -P "PA$$W0RD"

cd /usr/local/Cellar/nut/2.7.3/etc/

mv upssched.conf.sample upssched.conf
#configuring for shutdown after 2min
vi upssched.conf
	CMDSCRIPT /usr/local/Cellar/nut/2.7.3/bin/upssched-cmd
	PIPEFN /var/state/ups/upssched/upssched.pipe
	LOCKFN /var/state/ups/upssched/upssched.lock
	AT ONLINE * EXECUTE ONLINE
	AT ONLINE * CANCEL-TIMER SHUTDOWN
	AT ONBATT * EXECUTE ONBATT
	AT ONBATT * START-TIMER SHUTDOWN 120
	AT LOWBATT * EXECUTE LOWBATT
	AT LOWBATT * START-TIMER FSD 5
	AT FSD * EXECUTE FSD
	AT COMMOK * EXECUTE COMMOK
	AT COMMBAD * EXECUTE COMMBAD
	AT SHUTDOWN * EXECUTE SHUTDOWN
	AT REPLBATT * EXECUTE REPLBATT
	AT NOCOMM * EXECUTE NOCOMM
	AT NOPARENT * EXECUTE NOPARENT
  :wq

vi uspmon.conf
	#unfortunately, we can't use SHUTDOWNCMD "/usr/bin/osascript -e 'tell app \"loginwindow\" to «event aevtrsdn»'"
	#because of angle brakets (upsmon filtering them), so we'll create shutdown.applescript
	#but if you don't need additional time for cancel shutdown - use second SHUTDOWNCMD
	SHUTDOWNCMD "sudo -u Username /usr/local/Cellar/nut/2.7.3/bin/shutdown.applescript"
	#SHUTDOWNCMD "/usr/bin/osascript -e 'tell app \"System Events\" to shut down'"
	NOTIFYCMD "/usr/local/sbin/upssched"

	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+EXEC
  :wq

vi /usr/local/Cellar/nut/2.7.3/bin/shutdown.applescript
	#!/usr/bin/osascript
	tell application "loginwindow" to «event aevtrsdn»
  :wq

vi /usr/local/Cellar/nut/2.7.3/bin/upssched-cmd
	case $1 in
		ONLINE)
			MSG="UPS on line power"
			upscmd -u Username -p Password upsname@localhost shutdown.stop
			;;
		ONBATT)
			MSG="UPS on battery"
		  	;;
		LOWBATT)
			MSG="UPS battery is low"
			;;
		FSD)
			MSG="UPS forced shutdown in progress"
			/usr/local/sbin/upsmon -c fsd
			;;
		COMMOK)
			MSG="Communications with UPS established"
			;;
		COMMBAD)
			MSG="Communications with UPS lost"
			;;
		SHUTDOWN)
			MSG="Auto logout and shutdown proceeding"
			upscmd -u User -p pass upsname@localhost shutdown.return
			;;
		REPLBATT)
			MSG="UPS battery needs to be replaced"
			;;
		NOCOMM)
			MSG="UPS is unavailable"
			;;
		NOPARENT)
			MSG="upsmon parent process died - shutdown impossible"
			;;
		*)
			MSG="Unrecognized command: $1"
			;;
	esac

	#change to your growl pass
	/usr/local/bin/growlnotify -s -n "UPSNAME" -m "$MSG" -P "PA$$W0RD"
  :wq

upssched-cmd

case $1 in
	ONLINE)
		MSG="UPS on line power"
		upscmd -u Username -p Password upsname@localhost shutdown.stop
		;;
	ONBATT)
		MSG="UPS on battery"
	  	;;
	LOWBATT)
		MSG="UPS battery is low"
		;;
	FSD)
		MSG="UPS forced shutdown in progress"
		/usr/local/sbin/upsmon -c fsd
		;;
	COMMOK)
		MSG="Communications with UPS established"
		;;
	COMMBAD)
		MSG="Communications with UPS lost"
		;;
	SHUTDOWN)
		MSG="Auto logout and shutdown proceeding"
		upscmd -u Username -p Password upsname@localhost shutdown.return
		;;
	REPLBATT)
		MSG="UPS battery needs to be replaced"
		;;
	NOCOMM)
		MSG="UPS is unavailable"
		;;
	NOPARENT)
		MSG="upsmon parent process died - shutdown impossible"
		;;
	*)
		MSG="Unrecognized command: $1"
		;;
esac

/usr/local/bin/growlnotify -s -n "UPSNAME" -m "$MSG" -P "PA$$W0RD"

Thanks for the port, do you know how to do a slave configuration?

Edit: NVM, forked it and figured out using FreeBSD's tutorials.

Go