Nginx with WSS

docker-compose.yml

@@ -38,22 +38,21 @@ services:
         condition: service_healthy
       db:
         condition: service_healthy
-
     volumes:
       - ./flask:/app
 
-  # nginx:
-  #   image: nginx:latest
-  #   container_name: nginx
-  #   ports:
-  #     - "80:80"
-  #     - "443:443"
-  #   volumes:
-  #     - ./nginx/conf.d:/etc/nginx/conf.d
-  #     - ./nginx/nginx.conf:/etc/nginx/nginx.conf
-  #     - ./nginx/ssl-certs:/etc/nginx/ssl-certs
-  #   depends_on:
-  #     - flask
+  nginx:
+    image: nginx:latest
+    container_name: nginx
+    ports:
+      - "80:80"
+      - "443:443"
+    volumes:
+      - ./nginx/conf.d:/etc/nginx/conf.d
+      - ./nginx/nginx.conf:/etc/nginx/nginx.conf
+      - ./nginx/ssl-certs:/etc/nginx/ssl-certs
+    depends_on:
+      - flask
 
 # to persist container volumes
 volumes:

nginx/conf.d/server.conf

@@ -20,4 +20,12 @@ server {
         proxy_set_header X-Forwarded-Host $host;
         proxy_set_header X-Forwarded-Prefix /;
     }
+
+    location /socket.io {
+        proxy_pass http://flask:5000/socket.io;
+        proxy_http_version 1.1;
+        proxy_buffering off;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "Upgrade";
+    }
 }

nginx/nginx.conf

@@ -1,6 +1,6 @@
 # to avoid being a root user in the container
 user nginx;
-worker_processes 1;
+worker_processes auto;
 
 events {
     # number of simultaneous connections allowed