The-Maze-Game/nginx.conf at master · hoangsonww/The-Maze-Game · GitHub

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events {
    worker_connections 1024;
}

http {
    upstream app {
        server app:3000;
    }

    # Rate limiting
    limit_req_zone $binary_remote_addr zone=api_limit:10m rate=10r/s;
    limit_req_zone $binary_remote_addr zone=general_limit:10m rate=100r/s;

    # Caching
    proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=my_cache:10m max_size=1g inactive=60m use_temp_path=off;

    server {
        listen 80;
        server_name _;

        # Redirect HTTP to HTTPS (uncomment in production)
        # return 301 https://$host$request_uri;

        # Security headers
        add_header X-Frame-Options "SAMEORIGIN" always;
        add_header X-XSS-Protection "1; mode=block" always;
        add_header X-Content-Type-Options "nosniff" always;
        add_header Referrer-Policy "no-referrer-when-downgrade" always;
        add_header Content-Security-Policy "default-src 'self' http: https: data: blob: 'unsafe-inline'" always;

        # Gzip compression
        gzip on;
        gzip_vary on;
        gzip_min_length 1024;
        gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/xml+rss application/json;

        # Static files
        location ~* \.(jpg|jpeg|png|gif|ico|css|js|svg|woff|woff2|ttf|eot)$ {
            proxy_pass http://app;
            proxy_cache my_cache;
            proxy_cache_valid 200 1d;
            proxy_cache_use_stale error timeout http_500 http_502 http_503 http_504;
            expires 1y;
            add_header Cache-Control "public, immutable";
        }

        # API routes with rate limiting
        location /api/ {
            limit_req zone=api_limit burst=20 nodelay;

            proxy_pass http://app;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection 'upgrade';
            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;
            proxy_cache_bypass $http_upgrade;
        }

        # WebSocket support
        location /socket.io/ {
            proxy_pass http://app;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            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;
        }

        # All other routes
        location / {
            limit_req zone=general_limit burst=50 nodelay;

            proxy_pass http://app;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection 'upgrade';
            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;
            proxy_cache_bypass $http_upgrade;
        }
    }

    # HTTPS server (uncomment and configure for production)
    # server {
    #     listen 443 ssl http2;
    #     server_name your-domain.com;
    #
    #     ssl_certificate /etc/nginx/ssl/cert.pem;
    #     ssl_certificate_key /etc/nginx/ssl/key.pem;
    #     ssl_protocols TLSv1.2 TLSv1.3;
    #     ssl_ciphers HIGH:!aNULL:!MD5;
    #     ssl_prefer_server_ciphers on;
    #
    #     # ... same configuration as HTTP server above
    # }
}