fix: Traefik routing OpenRemote/Ditto + QuantumLeap config (2026-05-08)

docker_exporter.py

@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+"""Simple Docker metrics exporter for Prometheus"""
+import docker
+from prometheus_client import Gauge, Counter, generate_latest, CONTENT_TYPE_LATEST
+from http.server import HTTPServer, BaseHTTPRequestHandler
+import sys
+
+# Métriques
+container_cpu_usage = Gauge('docker_container_cpu_usage_seconds_total', 'CPU usage in seconds', ['container', 'image'])
+container_memory_usage = Gauge('docker_container_memory_usage_bytes', 'Memory usage in bytes', ['container', 'image'])
+container_network_rx = Counter('docker_container_network_receive_bytes_total', 'Network receive bytes', ['container', 'image'])
+container_network_tx = Counter('docker_container_network_transmit_bytes_total', 'Network transmit bytes', ['container', 'image'])
+container_status = Gauge('docker_container_status', 'Container status (1=running, 0=stopped)', ['container', 'image'])
+
+client = docker.from_env()
+
+class MetricsHandler(BaseHTTPRequestHandler):
+    def do_GET(self):
+        # Mettre à jour les métriques
+        for container in client.containers.list():
+            name = container.name
+            image = container.image.tags[0] if container.image.tags else 'unknown'
+            
+            try:
+                stats = container.stats(stream=False)
+                
+                # CPU
+                cpu_delta = stats['cpu_stats']['cpu_usage']['total_usage'] - stats['precpu_stats']['cpu_usage']['total_usage']
+                system_delta = stats['cpu_stats']['system_cpu_usage'] - stats['precpu_stats']['system_cpu_usage']
+                if system_delta > 0:
+                    cpu_usage = (cpu_delta / system_delta) * stats['cpu_stats'].get('online_cpus', 1)
+                    container_cpu_usage.labels(name, image).set(cpu_usage)
+                
+                # Memory
+                mem_usage = stats['memory_stats']['usage']
+                container_memory_usage.labels(name, image).set(mem_usage)
+                
+                # Network
+                if 'networks' in stats:
+                    for iface, data in stats['networks'].items():
+                        container_network_rx.labels(name, image).inc(data.get('rx_bytes', 0))
+                        container_network_tx.labels(name, image).inc(data.get('tx_bytes', 0))
+                
+                # Status
+                container_status.labels(name, image).set(1 if container.status == 'running' else 0)
+                
+            except Exception as e:
+                print(f"Error getting stats for {name}: {e}")
+        
+        # Exposer les métriques
+        self.send_response(200)
+        self.send_header('Content-Type', CONTENT_TYPE_LATEST)
+        self.end_headers()
+        self.wfile.write(generate_latest())
+    
+    def log_message(self, format, *args):
+        pass  # Suppress logs
+
+if __name__ == '__main__':
+    port = int(sys.argv[1]) if len(sys.argv) > 1 else 8005
+    server = HTTPServer(('0.0.0.0', port), MetricsHandler)
+    print(f"Docker metrics exporter listening on port {port}")
+    server.serve_forever()