Add listen args + docker-compose

Author: frct1

docker-compose.yml

@@ -0,0 +1,8 @@
+services:
+  openstack-peepo-exporter:
+    image: ghcr.io/ib-systems/openstack-peepo-exporter:latest
+    ports:
+      - 8000:8000
+    volumes:
+      - ./clouds.yaml:/etc/openstack/clouds.yaml
+    command: ["python", "/app/src/main.py", "--cloud", "openstack"]

src/main.py

@@ -14,6 +14,12 @@
         parser = argparse.ArgumentParser(
             description="Export metrics for a given cloud."
         )
+        parser.add_argument(
+            "--addr", required=False, default="0.0.0.0", help="The IP address to listen on."
+        )
+        parser.add_argument(
+            "--port", required=False, default=8000, help="The port to listen on."
+        )
         parser.add_argument(
             "--cloud", required=True, help="The name of the cloud."
         )
@@ -24,8 +30,8 @@
         registry.register(InstancesPerHypervisorCollector(args.cloud))
 
         # Start the metrics server
-        start_http_server(8000, registry=registry)
-        logger.info("Exporter running at http://localhost:8000")
+        start_http_server(addr=args.addr, port=args.port, registry=registry)
+        logger.info(f"Exporter running at http://{args.host}:{args.port}")
 
         # Keep the main thread alive
         try: