add stream_on metric

process.py

@@ -8,6 +8,7 @@ from prometheus_client import start_http_server, Counter, Gauge
 
 cut_count = Counter('cut_count', 'Total number of jebnięcie')
 machine_on = Gauge('machine_on', 'Current machine engine status')
+stream_on = Gauge('stream_on', 'Current camera stream status')
 
 start_http_server(8888)
 
@@ -20,6 +21,7 @@ def dist(pos1, pos2):
 def run(path):
     gui = 'DISPLAY' in os.environ
 
+    stream_on.set(0)
     machine_on.set(0)
 
     # Create a VideoCapture object and read from input file
@@ -31,6 +33,7 @@ def run(path):
         raise Exception('VideoCapture not opened')
 
     print('Opened')
+    stream_on.set(1)
 
     spots = []
 
@@ -120,4 +123,5 @@ while True:
         run(sys.argv[1])
     except Exception as exc:
         print(exc)
+    stream_on.set(0)
     time.sleep(5.0)