Add discord support.

README.md

@@ -5,6 +5,7 @@ Script to be notified by your UPS with differents notifications :
 - Pushbullet
 - Pushover
 - SMS
+- Discord
 
 ## Install
 - Copy git
@@ -28,7 +29,7 @@ mkdir /var/log/nutNotify
 chown nut:nut /var/log/nutNotify
 cp nutNotify.logrotate /etc/logrotate.d
 ```
-
+Activate nutNotify by editing `upsmon.conf` and replace "NOTIFYCMD" with `/usr/local/bin/nutNotify.sh`. 
 
 ## Link
 Here an article (in french) in my website about [the notification of Nut by Telegram Pushbullet or Pushover](https://www.monlinux.net/2023/02/nut-notifications-push-telegram-pushbullet-pushover-pour-ups/)

nutNotify.conf.txt

@@ -45,6 +45,10 @@ pushoverUserkey='xxxxxxxxxxxxxxxxxxxxxxxxxxxx'		#UserKey
 pushoverSubject="UPS event $argument"							#subject sent by Pushover
 pushoverMessage="$bodyDefault"										#body message sent by Pushover
 
+#--- Data for Discord ---#
+discordWebhookURL=''
+discordMessage="$bodyDefault"										#body message sent by Discord
+
 # methods to use on event (array to multi alert)
 #   can be mail, telegram, pushober, pushbullet, sms
 #   or an array like '(telegram mail)' for multiple methods
@@ -56,4 +60,4 @@ methodLowbatt=$methodDefault
 methodFsd=$methodDefault
 methodShutdown=$methodDefault
 methodComm=$methodDefault
-methodServerOnline=$methodDefault
+methodServerOnline=$methodDefault

nutNotifyBoot.sh

@@ -12,7 +12,7 @@ if [ ! -e "$configFile" ] ; then
 fi
 
 function aide() {
-	echo "$0 [mail|pushbullet|telegram]"
+	echo "$0 [mail|pushbullet|telegram|discord]"
 }
 
 # verify method
@@ -29,7 +29,9 @@ elif [ $# == 1 ] ; then
 		echo "Error pushbullet not configured" 1>&2 && echo "Error telegram not configured" > $logfile && exit 1
 	elif [ "$1" == "telegram" ] && [ ! -x $curlBin ] && [ "$telegramAccessToken" != "" ] && [ "$telegramChatID" != "" ] ; then
 		echo "Error telegram not configured" 1>&2 && echo "Error telegram not configured" > $logfile && exit 1
-	elif [ "$1" == "mail" ] || [ "$1" == "pushbullet" ] || [ "$1" == "telegram" ] ; then
+  	elif [ "$1" == "discord" ] && [ ! -x $curlBin ] && [ "$discordWebhookURL" != "" ] ; then
+   		echo "Error discord is not configured" 1>&2 && echo "Error discord is not configured" > $logfile && exit 1
+	elif [ "$1" == "mail" ] || [ "$1" == "pushbullet" ] || [ "$1" == "telegram" ] || [ "$1" == "discord" ] ; then
 		notifynut_method="$1"
 	else
 		aide
@@ -52,8 +54,10 @@ if [ -e $flagfile ] ; then
 		sleep 30; sendTelegram "$text" "$telegramSubject" ;;
 	pushover)
 		sleep 30; sendPushover "$text" "$pushoverSubject" ;;
+  	discord)
+   		sleep 30; sendDiscord "$text" ;;
 	esac
     rm $flagfile
 fi
 
-exit 0
+exit 0

nutNotifyFct.sh

@@ -156,6 +156,33 @@ function sendPushover {
 	return $returnCurl
 }
 
+function sendDiscord {
+	#replace default mesg
+    if [ "$2" != "" ] ; then
+        textDiscord="$2"
+    fi
+
+    #var verification
+    if [ "$discordWebhookURL" == "" ]; then
+        echo "Can't send message without a Discord webhook URL" 1>&2
+        addLog "Can't send message without a Discord webhook URL"
+        return 1
+    fi
+
+    tempjson=$(mktemp --suffix '.nutNotifyDiscord')
+    payload="{
+        \"content\": \"$message\"
+    }"
+
+    curl -s -H "Content-Type: application/json" -X POST -d "$payload" "$discordWebhookURL" > $tempjson
+    returnCurl=$?
+    if [ $returnCurl -ne 0 ]; then
+        cat $tempjson
+    fi
+    rm $tempjson
+    return $returnCurl
+}
+
 function conditionalNotification {
 	local event=$1
 	local text=$2
@@ -203,6 +230,9 @@ function conditionalNotification {
 	fi
 	if [[ " ${method[*]} " =~ " sms " ]] ; then
 		sendSms "$text"
+	fi 
+ 	if [[ " ${method[*]} " =~ " discord " ]] ; then
+    		sendDiscord "$text"
 	fi
 
-}
+}