gistfile1.txt

#!/bin/bash

# Setting up logging
LOGDIR=/var/log
LOG="$LOGDIR/update_check.log"
# Sample
# echo "$(date "+[%Y-%m-%d - %H:%M:%S%p]"): ERROR: " > $LOG 2>&1

# Since we need JQ for a lot of the clean up of the JSON return let's see if it is installed
if cmd=$(command -v jq); then
	JQ=$cmd
else 
	echo "$(date "+[%Y-%m-%d - %H:%M:%S%p]"): ERROR: Required binary jq is missing, please install it" > $LOG 2>&1
	exit 1
fi
# Since we need curl let's see if it is installed
if cmd=$(command -v curl); then
	CURL=$cmd
else 
	echo "$(date "+[%Y-%m-%d - %H:%M:%S%p]"): ERROR: Required binary curl is missing, please install it" > $LOG 2>&1
	exit 1
fi

# Variables
FW_HOST=192.168.1.1
## This are API keys from the system
FW_USER="fwuserapi"
FW_PASS="fwpassapi"

# pushover settings
userkey="userkey"
apitoken="apitoken"
device="device1,device2"

# Pushover notification function
notify () {
        message=$1
	sound=$2
        curl -s https://api.pushover.net/1/messages.json -d "token=${apitoken}&user=${userkey}&title=OPNSense%20Updates&message=${message}&timestamp=${ts}&device=${device}&sound=${sound}"
}


# Let's pull the current data from the API call and see if there is even an update available
UPDATE_STATUS=$($CURL -s -k -u "$FW_USER":"$FW_PASS" https://$FW_HOST/api/core/firmware/status | $JQ -r .status)
if [ "$UPDATE_STATUS" == "error" ]; then
	# There is an error and we need to report that via SLACK
	notify "OPNsense is reporting error in the update status, please review the website for details." "siren"
elif [ "$UPDATE_STATUS" == "none" ]; then
	# There is no update, lets stop here and quit
	notify "No updates detected!" "gamelan"
	exit 0
elif [ "$UPDATE_STATUS" == "update" ]; then
	# There is an update!
	notify "OPNsense has an update!" "alien"
	update_message=$($CURL -s -k -u "$FW_USER":"$FW_PASS" https://$FW_HOST/api/core/firmware/status | $JQ -r .status_msg)
	notify "$update_message" "alien"
else
	# Unknown status
	notify "Unknown status" "siren"
fi