Columbia MCP Server

user nginx; worker_processes auto; pid /var/run/nginx.pid; events { worker_connections 1024; multi_accept on; use epoll; } http { # Basic Settings sendfile on; tcp_nopush on; tcp_nodelay on; keepalive_timeout 65; types_hash_max_size 2048; server_tokens off; # MIME Types include /etc/nginx/mime.types; default_type application/octet-stream; # SSL Settings ssl_protocols TLSv1.2 TLSv1.3; ssl_prefer_server_ciphers on; ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384; ssl_session_cache shared:SSL:10m; ssl_session_timeout 10m; ssl_session_tickets off; ssl_stapling on; ssl_stapling_verify on; resolver 8.8.8.8 8.8.4.4 valid=300s; resolver_timeout 5s; # Logging Settings access_log /var/log/nginx/access.log combined buffer=512k flush=1m; error_log /var/log/nginx/error.log warn; # Gzip Settings gzip on; gzip_disable "msie6"; gzip_vary on; gzip_proxied any; gzip_comp_level 6; gzip_buffers 16 8k; gzip_http_version 1.1; gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript; # Security Headers add_header X-Frame-Options SAMEORIGIN; add_header X-Content-Type-Options nosniff; add_header X-XSS-Protection "1; mode=block"; add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline';"; add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always; # Rate Limiting limit_req_zone $binary_remote_addr zone=api_limit:10m rate=10r/s; limit_conn_zone $binary_remote_addr zone=addr_limit:10m; # MCP Server Configuration upstream mcp_servers { server mcp_server:3000; keepalive 32; } # Main Server Block server { listen 80; server_name _; return 301 https://$host$request_uri; } server { listen 443 ssl http2; server_name _; # SSL Configuration ssl_certificate /etc/nginx/ssl/server.crt; ssl_certificate_key /etc/nginx/ssl/server.key; ssl_dhparam /etc/nginx/ssl/dhparam.pem; # Security limit_req zone=api_limit burst=20 nodelay; limit_conn addr_limit 10; client_max_body_size 10M; # Root Location location / { proxy_pass http://mcp_servers; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection 'upgrade'; proxy_set_header Host $host; proxy_cache_bypass $http_upgrade; 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; # Timeouts proxy_connect_timeout 60s; proxy_send_timeout 60s; proxy_read_timeout 60s; } # Health Check location /health { access_log off; proxy_pass http://mcp_servers; proxy_http_version 1.1; 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; } # Monitoring Endpoints location /metrics { auth_basic "Monitoring"; auth_basic_user_file /etc/nginx/.htpasswd; proxy_pass http://mcp_servers; } # Static Files location /static/ { expires 1y; add_header Cache-Control "public, no-transform"; proxy_pass http://mcp_servers; } # Error Pages error_page 404 /404.html; error_page 500 502 503 504 /50x.html; location = /50x.html { root /usr/share/nginx/html; } } }