Fix cluster client issues

- Extract real client IP address from websocket connection
- Preserve connected_at timestamp for accurate uptime calculation
- Send full GPU device info from client to master for proper VRAM reporting

vidai/cluster_client.py

@@ -86,13 +86,7 @@ class ClusterClient:
                     'capabilities': capabilities,
                     'weight': self.client_weight,
                     'shared_dir': self.shared_dir,
-                    'gpu_info': {
-                        'cuda_available': gpu_info['cuda'],
-                        'rocm_available': gpu_info['rocm'],
-                        'cuda_devices': gpu_info['cuda_devices'],
-                        'rocm_devices': gpu_info['rocm_devices'],
-                        'available_backends': available_backends
-                    }
+                    'gpu_info': gpu_info  # Send full gpu_info including device details
                 }
             }
             await self.websocket.send(json.dumps(auth_msg))

vidai/cluster_master.py

@@ -209,7 +209,11 @@ class ClusterMaster:
 
         # Get hostname and IP
         hostname = client_info.get('hostname', 'unknown')
-        ip_address = '127.0.0.1'  # Placeholder, could be extracted from websocket
+        # Try to get real IP address from websocket
+        try:
+            ip_address = websocket.remote_address[0] if websocket.remote_address else '127.0.0.1'
+        except:
+            ip_address = '127.0.0.1'
 
         # Save client to database
         weight = client_info.get('weight', 100)

vidai/database.py

@@ -1665,8 +1665,22 @@ def save_cluster_client(client_id: str, token: str, hostname: str, ip_address: s
                 last_seen = CURRENT_TIMESTAMP
         ''', (client_id, token, hostname, ip_address, weight, gpu_info_json, available_backends_json))
     else:
+        # For SQLite, preserve connected_at if client already exists
+        cursor.execute('SELECT connected_at FROM cluster_clients WHERE client_id = ?', (client_id,))
+        existing = cursor.fetchone()
+
+        if existing and existing['connected_at']:
+            # Update existing client, preserve connected_at
+            cursor.execute('''
+                UPDATE cluster_clients SET
+                    hostname = ?, ip_address = ?, weight = ?, gpu_info = ?, available_backends = ?,
+                    connected = 1, last_seen = CURRENT_TIMESTAMP
+                WHERE client_id = ?
+            ''', (hostname, ip_address, weight, gpu_info_json, available_backends_json, client_id))
+        else:
+            # Insert new client
             cursor.execute('''
-            INSERT OR REPLACE INTO cluster_clients
+                INSERT INTO cluster_clients
                 (client_id, token, hostname, ip_address, weight, gpu_info, available_backends, connected, connected_at, last_seen)
                 VALUES (?, ?, ?, ?, ?, ?, ?, 1, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP)
             ''', (client_id, token, hostname, ip_address, weight, gpu_info_json, available_backends_json))