deal-scale/nginx.conf at main · TechWithTy/deal-scale · GitHub

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events {
    worker_connections 1024;
}

http {
    upstream dealscale_app {
        server app:3000;
    }

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

    server {
        listen 80;
        server_name _;
        return 301 https://$host$request_uri;
    }

    server {
        listen 443 ssl http2;
        server_name _;

        # SSL configuration (use Let's Encrypt certificates)
        ssl_certificate /etc/ssl/live/$host/fullchain.pem;
        ssl_certificate_key /etc/ssl/live/$host/privkey.pem;
        ssl_protocols TLSv1.2 TLSv1.3;
        ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384;
        ssl_prefer_server_ciphers off;

        # Security headers
        add_header X-Frame-Options DENY;
        add_header X-Content-Type-Options nosniff;
        add_header X-XSS-Protection "1; mode=block";
        add_header Strict-Transport-Security "max-age=63072000; includeSubDomains; preload";
        add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; img-src 'self' data: https:; font-src 'self' data:; connect-src 'self' https:;";

        # Gzip compression
        gzip on;
        gzip_vary on;
        gzip_min_length 1024;
        gzip_proxied any;
        gzip_comp_level 6;
        gzip_types
            text/plain
            text/css
            text/xml
            text/javascript
            application/javascript
            application/xml+rss
            application/json;

        # Client max body size for file uploads
        client_max_body_size 50M;

        location / {
            limit_req zone=general burst=20 nodelay;

            proxy_pass http://dealscale_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;

            # Timeout settings
            proxy_connect_timeout 60s;
            proxy_send_timeout 60s;
            proxy_read_timeout 60s;
        }

        # API routes - stricter rate limiting
        location /api/ {
            limit_req zone=api burst=5 nodelay;

            proxy_pass http://dealscale_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;
        }

        # Exclude content folder from serving (generated data)
        location ~ ^/content/ {
            return 404;
        }

        # Health check endpoint
        location /api/health {
            proxy_pass http://dealscale_app;
            access_log off;
        }

        # Static assets caching
        location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
            proxy_pass http://dealscale_app;
            expires 1y;
            add_header Cache-Control "public, immutable";
        }
    }
}