1 files changed, 43 insertions, 0 deletions
diff --git a/temperature_humidity_prometheus_exporter.py b/temperature_humidity_prometheus_exporter.py
new file mode 100644
index 0000000..06d2bec
--- /dev/null
+++ b/temperature_humidity_prometheus_exporter.py
@@ -0,0 +1,43 @@
+import time
+import board
+
+import adafruit_dht
+import prometheus_client
+
+# Initial the dht device, with data pin connected to:
+dhtDevice = adafruit_dht.DHT11(board.D4)
+
+
+def get_humidity() -> int:
+    while True:
+        try:
+            humidity_r = dhtDevice.humidity
+            return humidity_r
+        except RuntimeError as error:  # Errors happen fairly often, DHT's are hard to read, just keep going
+            print(error.args[0])
+
+
+def get_temperature() -> int:
+    while True:
+        try:
+            temperature_c = dhtDevice.temperature
+            return temperature_c
+        except RuntimeError as error:  # Errors happen fairly often, DHT's are hard to read, just keep going
+            print(error.args[0])
+
+
+prometheus_client.REGISTRY.unregister(prometheus_client.GC_COLLECTOR)
+prometheus_client.REGISTRY.unregister(prometheus_client.PLATFORM_COLLECTOR)
+prometheus_client.REGISTRY.unregister(prometheus_client.PROCESS_COLLECTOR)
+
+temperature_guage = prometheus_client.Gauge('temperature', 'Current temperature, degrees centigrade')
+humidity_guage = prometheus_client.Gauge('humidity', 'Current humidity, relative percentage')
+
+temperature_guage.set_function(get_temperature)
+humidity_guage.set_function(get_humidity)
+
+if __name__ == '__main__':
+    # Start up the server to expose the metrics.
+    prometheus_client.start_http_server(8000)
+    while True:
+        time.sleep(10)