envoy.yaml

static_resources:
  listeners:
  - name: main
    address:
      socket_address:
        address: 0.0.0.0
        port_value: 80
    filter_chains:
    - filters:
      - name: envoy.http_connection_manager
        config:
          stat_prefix: ingress_http
          codec_type: auto
          route_config:
            name: local_route
            virtual_hosts:
            - name: local_service
              domains:
              - "*"
              routes:
              - match:
                  prefix: "/"
                route:
                  cluster: web_service
          http_filters:
          - name: envoy.filters.http.wasm
            config:
              config:
                name: "rate_limit_filter"
                root_id: "rate_limit_filter"
                vm_config:
                  runtime: "envoy.wasm.runtime.v8"
                  code:
                    local:
                      filename: "/etc/rate_limit_filter.wasm"
                  allow_precompiled: true
          - name: envoy.router
            config: {}
  - name: staticreply
    address:
      socket_address:
        address: 127.0.0.1
        port_value: 8099
    filter_chains:
    - filters:
      - name: envoy.http_connection_manager
        config:
          stat_prefix: ingress_http
          codec_type: auto
          route_config:
            name: local_route
            virtual_hosts:
            - name: local_service
              domains:
              - "*"
              routes:
              - match:
                  prefix: "/"
                direct_response:
                  status: 200
                  body:
                    inline_string: "example body\n"
          http_filters:
          - name: envoy.router
            config: {}
  clusters:
  - name: web_service
    connect_timeout: 0.25s
    type: STRICT_DNS
    lb_policy: round_robin
    hosts:
    - socket_address:
        address: web_service
        port_value: 9091
  # - name: wasm_upstream
  #   connect_timeout: 0.25s
  #   type: STRICT_DNS
  #   lb_policy: round_robin
  #   hosts:
  #   - socket_address:
  #       address: wasm_upstream
  #       port_value: 8080
admin:
  access_log_path: "/dev/null"
  address:
    socket_address:
      address: 0.0.0.0
      port_value: 8001