1st commit

update_pihole.sh

@@ -0,0 +1,88 @@
+#!/usr/bin/env bash
+
+# Verify pihole version (run pihole -v) and send a notfication to Gotify
+
+italic="\033[3m"
+underline="\033[4m"
+ita_under="\033[3;4m"
+bgd="\033[1;4;31m"
+red="\033[1;31m"
+green="\033[1;32m"
+bold="\033[1m"
+box="\033[1;41m"
+reset="\033[0m"
+
+command -v pihole >/dev/null 2>&1 || { echo -e "${bold}pihole${reset} is not installed. Aborting..." >&2; exit 1; }
+
+curl -Is https://www.apple.com | head -1 | grep 200 1>/dev/null
+if [[ $? -eq 1 ]]; then
+	echo -e "\n${red}No Internet connection !${reset}"
+	echo -e "Exit !"
+	exit 1
+fi
+
+dotenv () {
+  set -a
+  # shellcheck disable=SC1091
+  [ -f ".env" ] && . ".env" ||  echo -e "${red}\nNo .env file found ! No token for gotify.${reset}"
+  set +a
+}
+
+dotenv
+
+gotify_server="https://gotify.photos-nas.ovh"
+host=$(hostname)
+available=false
+msg=
+infos=
+
+echo -e "${box}Find Pi-hole update on $host${reset}\n"
+
+upd=$(pihole -v)
+#upd=$(cat 'update_pihole.txt')
+
+printf " \e[1m%-10s \e[1m%-10s \e[1m%-10s \n" "Pi-hole" "Current" "Last"
+
+while IFS= read -r line; do
+				
+	app=$(echo "${line}" | awk '{print $1}')	
+	current=$(echo "${line}" | awk '{print $4}')	
+	last=$(echo "${line}" | awk '{print $6}' | sed 's/.$//')
+	
+	if [ "$current" != "$last" ]; then
+		printf " \e[1;31m%-10s\e[0m \e[1;31m%-10s\e[0m \e[1;31m%-10s\e[0m \n" "${app}" "${current}" "${last}"
+		msg+="**${app}: current:${current} last:${last}**\n"
+		available=true
+		infos+="https://github.com/pi-hole/${app}/releases/tag/${last}\n"
+	else
+		printf " \e[1;32m%-10s\e[0m \e[1;32m%-10s\e[0m \e[1;32m%-10s\e[0m \n" "${app}" "${current}" "${last}"
+		msg+="${app}: current:${current} last:${last}\n"
+	fi
+			
+done <<< "$upd"
+
+echo -e "\n$infos"
+
+if [ "$available" = true ];then
+		
+	if [ ! -t 0 ]; then
+		# "I'm on a TTY, this is interactive."
+		a=$(echo -e "\nPlease run ${italic}pihole -up${reset} to update ! (y/n)")
+		read -p "$a" choice
+		if [ "$choice" == "y" ] || [ "$choice" == "Y" ]; then
+			pihole -up
+		fi
+		
+	else
+		echo -e "Sending notification to $gotify_server ..."
+		TITLE="Pi-hole on $host update"
+		MESSAGE="**A new version of Pi-hole is available:**\n\n $msg\n\n $infos\n\n Please run *pihole -up* on $host to update !"
+		PRIORITY=8
+		URL="$gotify_server/message?token=$token&?format=markdown"
+
+		curl -s -S --output /dev/null --data '{"message": "'"${MESSAGE}"'", "title": "'"${TITLE}"'", "priority":'"${PRIORITY}"', "extras": {"client::display": {"contentType": "text/markdown"}}}' -H 'Content-Type: application/json' "$URL"
+	fi
+
+else
+	echo -e "\nNo available update !"
+fi