modules:
  http_2xx:
    # Probe web services and give up after 10s of no response
    prober: http
    timeout: 10s
    http:
      method: GET
      # Because Traefik could redirect to
      # HTTPS, we need to follow to see if service is up
      follow_redirects: true
      headers:
        Origin: blackbox.picasoft.net
      # Docker often blocks v6 without further configuration,
      # prevent false failures using v4 by default
      preferred_ip_protocol: ip4
      # All our services must be HTTPS
      fail_if_not_ssl: true

  dns_soa:
    # To detect DNS servers failures
    prober: dns
    dns:
      query_name: picasoft.net
      query_type: SOA