restart at failure
This commit is contained in:
parent
4723789261
commit
62da4a9f11
@ -29,24 +29,48 @@ class RequestHandler(BaseHTTPRequestHandler):
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self.send_response(200)
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self.send_header("Content-type", "text/html")
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self.end_headers()
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self.wfile.write(bytes(config.exporter_prefix + "expoter_duration_seconds_sum " + str(int((datetime.now() - startTime).total_seconds())) + "\n", "utf-8"))
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self.wfile.write(bytes(config.exporter_prefix + "exporter_request_count " + str(request_count) + "\n", "utf-8"))
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self.wfile.write(bytes(config.exporter_prefix + "exporter_scrape_healthy " + str(int(scrape_healthy)) + "\n", "utf-8"))
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self.wfile.write(
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bytes(
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config.exporter_prefix
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+ "expoter_duration_seconds_sum "
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+ str(int((datetime.now() - startTime).total_seconds()))
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+ "\n",
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"utf-8",
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)
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)
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self.wfile.write(
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bytes(
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config.exporter_prefix
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+ "exporter_request_count "
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+ str(request_count)
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+ "\n",
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"utf-8",
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)
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)
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self.wfile.write(
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bytes(
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config.exporter_prefix
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+ "exporter_scrape_healthy "
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+ str(int(scrape_healthy))
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+ "\n",
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"utf-8",
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)
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)
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for metric in node_metrics:
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#print(metric)
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# print(metric)
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self.wfile.write(bytes(config.exporter_prefix + metric + "\n", "utf-8"))
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mutex.release()
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def do_GET(self):
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global request_count
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global lastMqttReception
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global scrape_healthy
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request_count = request_count + 1
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#print("Request: " + self.path)
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if (self.path.startswith("/metrics")):
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#if (datetime.now() - lastMqttReception) > timedelta(hours=7):
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# print("Request: " + self.path)
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if self.path.startswith("/metrics"):
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# if (datetime.now() - lastMqttReception) > timedelta(hours=7):
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# scrape_healthy = False
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self.get_metrics()
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else:
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@ -54,22 +78,29 @@ class RequestHandler(BaseHTTPRequestHandler):
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self.send_header("Content-type", "text/html")
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self.end_headers()
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self.wfile.write(bytes("<html>", "utf-8"))
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self.wfile.write(bytes("<head><title>VEGAPULS Air exporter</title></head>", "utf-8"))
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self.wfile.write(
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bytes("<head><title>VEGAPULS Air exporter</title></head>", "utf-8")
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)
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self.wfile.write(bytes("<body>", "utf-8"))
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self.wfile.write(bytes('<h1>ttn-vegapulsair exporter based on data from LoRaWAN TTN node.</h1>', "utf-8"))
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self.wfile.write(
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bytes(
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"<h1>ttn-vegapulsair exporter based on data from LoRaWAN TTN node.</h1>",
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"utf-8",
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)
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)
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self.wfile.write(bytes('<p><a href="/metrics">Metrics</a></p>', "utf-8"))
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self.wfile.write(bytes("</body>", "utf-8"))
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self.wfile.write(bytes("</html>", "utf-8"))
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def update_metrics(payload, metadata):
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#print("Payload: "+ str(payload))
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#print("Metadata: "+ str(metadata))
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# print("Payload: "+ str(payload))
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# print("Metadata: "+ str(metadata))
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global node_metrics
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global mutex
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global scrape_healthy
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mutex.acquire()
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#scrape_healthy = False
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# scrape_healthy = False
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node_metrics.clear()
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if "Distance" in payload:
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@ -78,7 +109,9 @@ def update_metrics(payload, metadata):
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if "Inclination_degree" in payload:
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print("set Inclination_degree: " + str(int(payload["Inclination_degree"])))
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node_metrics.append("inclination_degree " + str(int(payload["Inclination_degree"])))
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node_metrics.append(
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"inclination_degree " + str(int(payload["Inclination_degree"]))
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)
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if "MvLinProcent" in payload:
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print("set MvLinProcent: " + str(int(payload["MvLinProcent"])))
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@ -91,14 +124,16 @@ def update_metrics(payload, metadata):
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if "MvScaled" in payload:
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print("set MvScaled: " + str(float(payload["MvScaled"])))
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node_metrics.append("scaled " + str(float(payload["MvScaled"])))
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if "MvScaledUnit" in payload:
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print("set MvScaledUnit: " + str(int(payload["MvScaledUnit"])))
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node_metrics.append("scaled_unit " + str(int(payload["MvScaledUnit"])))
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if "PacketIdentifier" in payload:
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print("set PacketIdentifier: " + str(int(payload["PacketIdentifier"])))
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node_metrics.append("packet_identifier " + str(int(payload["PacketIdentifier"])))
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node_metrics.append(
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"packet_identifier " + str(int(payload["PacketIdentifier"]))
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)
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if "RemainingPower" in payload:
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print("set RemainingPower: " + str(int(payload["RemainingPower"])))
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@ -138,11 +173,11 @@ def on_connect(client, userdata, flags, reason_code, properties):
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print("\nNot connected to MQTT: reason_code = " + str(reason_code))
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def on_message(mqttc, obj, msg):
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#print("\nMessage: " + msg.topic + " " + str(msg.qos))
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# print("\nMessage: " + msg.topic + " " + str(msg.qos))
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parsedJSON = json.loads(msg.payload)
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#print(json.dumps(parsedJSON, indent=4))
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# print(json.dumps(parsedJSON, indent=4))
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try:
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try:
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uplink_message = parsedJSON["uplink_message"]
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update_metrics(uplink_message["decoded_payload"], uplink_message["rx_metadata"])
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lastMqttReception = datetime.now()
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@ -163,33 +198,39 @@ def on_disconnect(client, userdata, flags, reason_code, properties):
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client.reconnect()
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def main():
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print("starting ...")
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while True:
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try:
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print("starting ...")
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mqttc = mqtt.Client(mqtt.CallbackAPIVersion.VERSION2)
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mqttc.on_connect = on_connect
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mqttc.on_subscribe = on_subscribe
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mqttc.on_message = on_message
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mqttc.on_disconnect = on_disconnect
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mqttc.username_pw_set(config.ttn_user, config.ttn_key)
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mqttc.tls_set()
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mqttc.connect(
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config.ttn_region.lower() + ".cloud.thethings.network", 8883, 60
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)
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mqttc.subscribe("#", 0) # all device uplinks
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mqttc = mqtt.Client(mqtt.CallbackAPIVersion.VERSION2)
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mqttc.on_connect = on_connect
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mqttc.on_subscribe = on_subscribe
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mqttc.on_message = on_message
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mqttc.on_disconnect = on_disconnect
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mqttc.username_pw_set(config.ttn_user, config.ttn_key)
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mqttc.tls_set()
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mqttc.connect(config.ttn_region.lower() + ".cloud.thethings.network", 8883, 60)
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mqttc.subscribe("#", 0) # all device uplinks
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# run mqtt in thread forever
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poll_mqtt_thread = threading.Thread(target=poll_mqtt, args=((mqttc,)))
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poll_mqtt_thread.start()
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# run mqtt in thread forever
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poll_mqtt_thread = threading.Thread(target=poll_mqtt, args=((mqttc,)))
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poll_mqtt_thread.start()
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webServer = HTTPServer((config.hostName, config.serverPort), RequestHandler)
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print("Server started http://%s:%s" % (config.hostName, config.serverPort))
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webServer = HTTPServer((config.hostName, config.serverPort), RequestHandler)
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print("Server started http://%s:%s" % (config.hostName, config.serverPort))
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try:
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webServer.serve_forever()
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except KeyboardInterrupt:
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sys.exit(-1)
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try:
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webServer.serve_forever()
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except KeyboardInterrupt:
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sys.exit(-1)
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webServer.server_close()
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print("Server stopped.")
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poll_mqtt_thread.join()
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webServer.server_close()
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print("Server stopped.")
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poll_mqtt_thread.join()
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except Exception as e:
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print(e)
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time.sleep(60)
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if __name__ == "__main__":
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main()
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main()
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