Add service health checks and diagnostics for WebSocket errors

app.py

@@ -55,6 +55,34 @@ def check_frontend():
         logger.error("❌ Frontend non disponible")
         return False
 
+def test_services():
+    """Teste que tous les services backend sont accessibles."""
+    logger.info("🔍 Test des services backend...")
+    
+    import requests
+    
+    services = [
+        ("TTS", "http://localhost:5000/health"),
+        ("STT", "http://localhost:5001/health"),
+        ("LLM", "http://localhost:5002/health"),
+        ("Live Stream", "http://localhost:5003/health"),
+    ]
+    
+    all_ok = True
+    for name, url in services:
+        try:
+            response = requests.get(url, timeout=5)
+            if response.status_code == 200:
+                logger.info(f"✅ {name}: OK")
+            else:
+                logger.error(f"❌ {name}: Erreur (status {response.status_code})")
+                all_ok = False
+        except Exception as e:
+            logger.error(f"❌ {name}: Erreur de connexion - {e}")
+            all_ok = False
+    
+    return all_ok
+
 def start_services():
     """Démarre tous les services backend."""
     logger.info("🚀 Démarrage des services backend...")
@@ -73,7 +101,7 @@ def start_services():
         ], cwd=os.getcwd(), stdout=subprocess.PIPE, stderr=subprocess.PIPE)
         
         # Attendre un peu pour que les services démarrent
-        time.sleep(10)
+        time.sleep(15)
         
         # Vérifier que le processus est toujours en vie
         if process.poll() is not None:
@@ -83,7 +111,12 @@ def start_services():
             logger.error(f"STDERR: {stderr.decode()}")
             return False
         
-        logger.info("✅ Services backend démarrés")
+        # Tester que les services sont accessibles
+        if not test_services():
+            logger.error("❌ Certains services ne sont pas accessibles")
+            return False
+        
+        logger.info("✅ Services backend démarrés et testés")
         return True
         
     except Exception as e:

test_services.py

@@ -0,0 +1,58 @@
+#!/usr/bin/env python3
+"""
+Script de test pour vérifier que tous les services backend sont accessibles
+"""
+
+import requests
+import json
+import time
+
+def test_service(name, url, method="GET", data=None):
+    """Teste un service backend"""
+    try:
+        if method == "GET":
+            response = requests.get(url, timeout=5)
+        elif method == "POST":
+            response = requests.post(url, json=data, timeout=5)
+        
+        if response.status_code == 200:
+            print(f"✅ {name}: OK (status {response.status_code})")
+            return True
+        else:
+            print(f"❌ {name}: Erreur (status {response.status_code})")
+            return False
+    except Exception as e:
+        print(f"❌ {name}: Erreur de connexion - {e}")
+        return False
+
+def main():
+    print("🔍 Test des services backend...")
+    
+    services = [
+        ("TTS Health", "http://localhost:5000/health", "GET"),
+        ("STT Health", "http://localhost:5001/health", "GET"),
+        ("LLM Health", "http://localhost:5002/health", "GET"),
+        ("Live Stream Health", "http://localhost:5003/health", "GET"),
+    ]
+    
+    all_ok = True
+    for name, url, method in services:
+        if not test_service(name, url, method):
+            all_ok = False
+    
+    if all_ok:
+        print("\n🎉 Tous les services sont opérationnels!")
+        
+        # Test d'un service TTS simple
+        print("\n🧪 Test TTS...")
+        tts_data = {"text": "Test", "lang": "fr"}
+        if test_service("TTS Generate", "http://localhost:5000/generate-tts", "POST", tts_data):
+            print("✅ TTS fonctionne correctement")
+        else:
+            print("❌ TTS ne fonctionne pas")
+    else:
+        print("\n⚠️ Certains services ne sont pas accessibles")
+        print("💡 Vérifiez que les services backend sont démarrés")
+
+if __name__ == "__main__":
+    main()