# Configuration for administrative purposes
admin:
  access_log_path: /tmp/admin_access.log
  address:
    socket_address:
      protocol: TCP
      address: 127.0.0.1
      port_value: 9901
static_resources:
  listeners:
  # Configure a listener to accept all incoming TCP connections at port 10000
  - name: listener_10000
    address:
      socket_address:
        protocol: TCP
        address: 0.0.0.0
        port_value: 10000
    # Describe the connection details that are being accepted
    filter_chains:
    - filters:
      # Notify Envoy to only accept TCP connections of type HTTP at this listener
      - name: envoy.filters.network.http_connection_manager
        typed_config:
          "@type": type.googleapis.com/envoy.config.filter.network.http_connection_manager.v2.HttpConnectionManager
          # Define a prefix for identifying in logs
          stat_prefix: ingress_http
          # Define details of the route that points at the desired resource
          route_config:
            name: local_route
            virtual_hosts:
            - name: local_service
              domains: ["*"]
              routes:
              # This section redirects incoming /api/etc/ to /etc
              - match:
                  prefix: "/api/"
                route:
                  prefix_rewrite: "/"
                  cluster: service_backend
              # This section redirects all incoming /api to /
              - match:
                  prefix: "/api"
                route:
                  prefix_rewrite: "/"
                  cluster: service_backend
              - match:
                  prefix: "/"
                route:
                  cluster: service_frontend
          http_filters:
          - name: envoy.filters.http.router
  clusters:
  - name: service_frontend
    connect_timeout: 0.25s
    type: LOGICAL_DNS
    dns_lookup_family: V4_ONLY
    lb_policy: ROUND_ROBIN
    load_assignment:
      cluster_name: service_frontend
      endpoints:
      - lb_endpoints:
        - endpoint:
            address:
              socket_address:
                address: rebhu-front
                port_value: 3000
  - name: service_backend
    connect_timeout: 0.25s
    type: LOGICAL_DNS
    dns_lookup_family: V4_ONLY
    lb_policy: ROUND_ROBIN
    load_assignment:
      cluster_name: service_backend
      endpoints:
      - lb_endpoints:
        - endpoint:
            address:
              socket_address:
                address: rebhu-back
                port_value: 4000