Copy over other files from christoph

machbarschalter-signal-bot/machbarschalter-signal-bot.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Sending the MachbarSchalter status into a Signal group
+After=multi-user.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/python /usr/bin/schalter_listener
+
+[Install]
+WantedBy=multi-user.target

machbarschalter-signal-bot/schalter_listener.py

@@ -0,0 +1,34 @@
+import os
+import paho.mqtt.client as mqtt
+
+import logging
+logging.basicConfig(level=logging.DEBUG)
+
+# If you want to use a specific client id, use
+# mqttc = mqtt.Client("client-id")
+# but note that the client id must be unique on the broker. Leaving the client
+# id parameter empty will generate a random id for you.
+mqttc = mqtt.Client()
+lastmessage = ""
+
+def onConnect(client, userdata, flags, rc):
+  print("Connected with result code "+str(rc))
+  mqttc.subscribe("/sensors/spaceschalter/status", 0)
+
+def messageReceived(client, userdata, message):
+  print("received topic" + str(message.topic) + "with payload:" + str(message.payload)) 
+  global lastmessage
+  if (str(message.payload) == lastmessage): 
+    print("already got message " + lastmessage + ", skipping.") 
+    return
+  lastmessage = str(message.payload)
+  print("sending Message via signal…")
+  os.system("signal-cli --config /home/christoph/.local/share/signal-cli/ -u +491639709611 send -m \"Machbar: %s\" -g 4itR+98YIW1Xc4BJwKKoew==" % message.payload.decode("utf-8"))
+
+mqttc.username_pw_set("christoph","dNppWZ2nukh+RQ")
+
+mqttc.on_message = messageReceived
+mqttc.on_connect = onConnect
+mqttc.connect("ccc-p.org", 1883, 60)
+
+mqttc.loop_forever()