uptime in status message

opcua2mqtt/MqttPublish.py

@@ -3,7 +3,7 @@ from loguru import logger
 from MqttBase import AbstractMqttPublisher
 from queue import Empty
 import json
-
+import datetime
 
 LOOP_SLICE = 0.1  # seconds
 
@@ -17,6 +17,7 @@ class MqttPublish(AbstractMqttPublisher):
 
     def localLoop(self):
         cnt = 0
+        startTime = datetime.datetime.now()
         while not self.killBill:
             try:
                 dataObject = self.queue.get(timeout=LOOP_SLICE)
@@ -29,7 +30,9 @@ class MqttPublish(AbstractMqttPublisher):
                     cnt += 1
                     logger.debug("mqtt message sent: {} -> {}".format(topic, payload))
                     if cnt % 100 == 1:
-                        payload = { "count": cnt }
+                        currentTime = datetime.datetime.now()
+                        uptime = int((currentTime - startTime).total_seconds())
+                        payload = { "count": cnt, "uptime": uptime }
                         self.client.publish(self.statusTopic, json.dumps(payload), retain=True)
             except Empty:
                 if self.killBill: