notify.sh

#!/bin/bash
#
# *************************************************
# chkconfig: 2345 99 99
# description: send pushover notification on system boot.
# *************************************************
# Installing:
# 1) save as /etc/rc.d/init.d/notify
# 2) set the token and user in TOKEN and USER
# 3) chmod a+w /etc/rc.d/init.d/notify
# 4) /sbin/chkconfig --level 2345 notify on

PATH=/bin:/usr/sbin:/usr/bin
SERVER=`hostname`
DATE=`date -u`
case $1 in
    start)
        PUBLIC_IP=`curl --connect-timeout 5 -s icanhazip.com`
        PUBLIC_IPV6=`curl -6 --connect-timeout 5 -s icanhazip.com`
        TOKEN=yourtoken
        USER=youruser
        curl -s \
        -F "token=$TOKEN" \
        -F "user=$USER" \
        -F "message=$SERVER has restarted - $DATE. If this this is news to you, please investigate. ($PUBLIC_IP $PUBLIC_IPV6)" \
        https://api.pushover.net/1/messages.json
    ;;
esac
exit 0