Done stuff

mqttinflux/Dockerfile

@@ -0,0 +1,10 @@
+FROM python:slim
+
+ENV MQTT_PORT 1883
+ENV INFLUX_PORT 8086
+
+RUN pip install influxdb paho-mqtt
+
+COPY main.py /main.py
+
+CMD [ "python", "/main.py" ]

mqttinflux/main.py

@@ -0,0 +1,49 @@
+import paho.mqtt.client as mqtt
+from influxdb import InfluxDBClient
+import datetime
+import logging
+import json
+import os
+ 
+ 
+def on_connect(client, userdata, flags, rc):
+    for topic in topics:
+        client.subscribe(topic)
+
+
+def on_message(client, userdata, msg):
+    current_time = datetime.datetime.utcnow().isoformat()
+    data = json.loads(msg.payload)
+    print(data)
+    json_body = [
+        {
+            "measurement": msg.topic,
+            "tags": {},
+            "time": current_time,
+            "fields": data
+        }
+    ]
+    logging.info(json_body)
+    influx_client.write_points(json_body)
+   
+if 'TOPICS' not in os.environ:
+    print("At least one topic is needed.")
+    exit(1)
+topics = os.environ['TOPICS'].split(' ')   
+print(topics)
+
+logging.basicConfig(level=logging.INFO)
+influx_client = InfluxDBClient(os.environ['INFLUX_HOST'], int(os.environ['INFLUX_PORT']), database=os.environ["INFLUX_DB"])
+influx_client.create_database(os.environ["INFLUX_DB"])
+
+
+client = mqtt.Client()
+ 
+client.on_connect = on_connect
+client.on_message = on_message
+ 
+client.connect(os.environ['MQTT_HOST'], int(os.environ["MQTT_PORT"]), 60)
+
+print("Starting")
+ 
+client.loop_forever()