routing_helper_v2.template.yaml

{%- macro make_route_internal(cluster, options) %}
  cluster: {{ cluster }}
  {%- if 'timeout' in options -%}
  timeout: {{ options['timeout'] }},
  {% endif %}
  retry_policy:
    retry_on: 5xx
{%- endmacro %}
{%- macro make_route(cluster) -%}
  {{ make_route_internal(cluster, clusters.get(cluster, {})) }}
{%- endmacro -%}
{%- macro internal_cluster_definition(service, options) -%}
  name: {{ service }}
  connect_timeout: 0.250s
  type: EDS
  eds_cluster_config:
    eds_config:
      api_config_source:
        api_type: REST
        cluster_names:
        - sds
        refresh_delay: 30s
    service_name: {{ service }}
  lb_policy: LEAST_REQUEST
  {% if 'max_requests' in options -%}
  circuit_breakers:
    thresholds:
    - priority: DEFAULT
      max_requests: {{ options['max_requests'] }}
  {% endif -%}
  health_checks:
  - http_health_check:
      path: /healthcheck
      service_name_matcher:
        prefix: accidents
    timeout: 2s
    interval: 5s
    interval_jitter: 5s
    unhealthy_threshold: 2
    healthy_threshold: 2
  outlier_detection:
    success_rate_stdev_factor: 1900
  http2_protocol_options: {}
{% endmacro -%}