IO-3166-Global-Notifications-Part-2 - Checkpoint

nginx-websocket.conf

@@ -0,0 +1,45 @@
+events {
+    worker_connections 1024;
+}
+
+http {
+    upstream node_app {
+        ip_hash;  # Enables session persistence based on client IP
+        server node-app-1:4000;
+        server node-app-2:4000;
+        server node-app-3:4000;
+    }
+
+    # WebSocket upgrade configuration
+    map $http_upgrade $connection_upgrade {
+        default upgrade;
+        ''      close;
+    }
+
+    server {
+        listen 80;
+        
+        location / {
+            proxy_pass http://node_app;
+            proxy_set_header Host $host;
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+            
+            # WebSocket headers
+            proxy_http_version 1.1;
+            proxy_set_header Upgrade $http_upgrade;
+            proxy_set_header Connection $connection_upgrade;
+            proxy_read_timeout 86400;  # Keep WebSocket connections alive (24 hours)
+        }
+
+        # Health check endpoint
+        location /health {
+            proxy_pass http://node_app;
+            proxy_set_header Host $host;
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+        }
+    }
+}