services: Add irc-doorduino

roles/services/templates/irc-doorduino.service

@@ -0,0 +1,16 @@
+# Managed by Ansible
+
+[Unit]
+Description=Bitlair IRC doorduino notification
+After=network.target
+Requires=irc-bot.service
+
+[Service]
+Type=simple
+ExecStart=/bin/bash /var/lib/irc-helpers/doorduino.sh
+Restart=on-failure
+RestartSec=10s
+DynamicUser=true
+
+[Install]
+WantedBy=multi-user.target

roles/services/templates/irc-doorduino.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+# Managed by Ansible
+
+set -eu
+set -o pipefail
+
+initial=1
+
+mqtt-simple -h {{ mqtt_internal_host }} -t "bitlair/doorduino/+" |
+  while read line; do
+      topic=$(echo "$line" | cut -d' ' -f1 | sed "s/bitlair\/doorduino\///")
+      value=$(echo "$line" | cut -s -d' ' -f2-)
+
+      if [ $initial == 0 ] && [ $value != 0 ]; then
+         if [ $topic == "doorbell" ]; then
+            irc-say "DEURBEL! Open de deur beneden!"
+         elif [ $topic != "dooropen" ]; then
+            irc-say "Doorduino: $topic $value"
+         fi
+      fi
+      initial=0
+  done
+