Containr/traefik-dynamic.yml

# Traefik Dynamic Configuration
http:
  middlewares:
    secureHeaders:
      headers:
        customRequestHeaders:
          X-Forwarded-Proto: "https"
        customResponseHeaders:
          X-Content-Type-Options: "nosniff"
          X-Frame-Options: "DENY"
          X-XSS-Protection: "1; mode=block"
          Referrer-Policy: "strict-origin-when-cross-origin"
          Permissions-Policy: "camera=(), microphone=(), geolocation=()"
        contentTypeNosniff: true
        browserXssFilter: true
        forceSTSHeader: true
        stsIncludeSubdomains: true
        stsPreload: true
        stsSeconds: 31536000

    cors-headers:
      headers:
        accessControlAllowCredentials: true
        accessControlAllowHeaders:
          - "Content-Type"
          - "Authorization"
          - "X-Requested-With"
        accessControlAllowMethods:
          - "GET"
          - "POST"
          - "PUT"
          - "DELETE"
          - "OPTIONS"
        accessControlAllowOriginList:
          - "https://${DOMAIN}"
          - "https://www.${DOMAIN}"
        accessControlMaxAge: 86400

    rateLimit:
      rateLimit:
        average: 100
        burst: 50
        period: "1m"

    compress:
      compress:
        excludedContentTypes:
          - "text/event-stream"
        minResponseBodyBytes: 1024

  routers:
    traefik-dashboard:
      rule: "Host(`traefik.${DOMAIN}`)"
      service: "api@internal"
      entryPoints:
        - "websecure"
      middlewares:
        - "secureHeaders"
        - "traefik-auth"
      tls:
        certResolver: "myresolver"

    frontend-router:
      rule: "Host(`${DOMAIN}`) || Host(`www.${DOMAIN}`)"
      service: "frontend-service"
      entryPoints:
        - "websecure"
      middlewares:
        - "secureHeaders"
        - "compress"
      tls:
        certResolver: "myresolver"

    backend-router:
      rule: "Host(`api.${DOMAIN}`)"
      service: "backend-service"
      entryPoints:
        - "websecure"
      middlewares:
        - "secureHeaders"
        - "cors-headers"
        - "rateLimit"
        - "compress"
      tls:
        certResolver: "myresolver"

  services:
    frontend-service:
      loadBalancer:
        servers:
          - url: "http://frontend:80"
        passHostHeader: true

    backend-service:
      loadBalancer:
        servers:
          - url: "http://backend:8080"
        passHostHeader: true
        healthCheck:
          path: "/health"
          interval: "30s"
          timeout: "5s"

tls:
  options:
    default:
      minVersion: "VersionTLS12"
      cipherSuites:
        - "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384"
        - "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305"
        - "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256"
        - "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA"
        - "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA"
      sniStrict: true
      curvePreferences:
        - "CurveP521"
        - "CurveP384"