admin:
  access_log:
    - name: envoy.admin_access_loggers.stdout
      typed_config:
        "@type": type.googleapis.com/envoy.extensions.access_loggers.stream.v3.StdoutAccessLog
  address:
    socket_address: { address: 0.0.0.0, port_value: 18081 }

overload_manager:
  resource_monitors:
    - name: "envoy.resource_monitors.global_downstream_max_connections"
      typed_config:
        "@type": type.googleapis.com/envoy.extensions.resource_monitors.downstream_connections.v3.DownstreamConnectionsConfig
        max_active_downstream_connections: 1000

static_resources:
  listeners:
    - name: listener_0
      address:
        socket_address:
          address: 0.0.0.0
          port_value: 18080
      filter_chains:
        - filters:
            - name: envoy.filters.network.http_connection_manager
              typed_config:
                "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager
                stat_prefix: ingress_http
                upgrade_configs:
                  - upgrade_type: websocket
                access_log:
                  - name: envoy.access_loggers.stdout
                    typed_config:
                      "@type": type.googleapis.com/envoy.extensions.access_loggers.stream.v3.StdoutAccessLog
                http_filters:
                  - name: envoy.filters.http.grpc_web
                    typed_config:
                      "@type": type.googleapis.com/envoy.extensions.filters.http.grpc_web.v3.GrpcWeb
                  - name: envoy.filters.http.cors
                    typed_config:
                      "@type": type.googleapis.com/envoy.extensions.filters.http.cors.v3.Cors
                  - name: envoy.filters.http.router
                    typed_config:
                      "@type": type.googleapis.com/envoy.extensions.filters.http.router.v3.Router
                route_config:
                  name: web_route
                  virtual_hosts:
                    - name: lilac_service
                      domains: ["*"]
                      typed_per_filter_config:
                        envoy.filters.http.cors:
                          "@type": type.googleapis.com/envoy.extensions.filters.http.cors.v3.CorsPolicy
                          allow_origin_string_match:
                            - prefix: "*"
                          allow_methods: GET, PUT, DELETE, POST, OPTIONS
                          allow_headers: accept-language,authorization,keep-alive,user-agent,cache-control,content-type,content-transfer-encoding,custom-header-1,x-accept-content-transfer-encoding,x-accept-response-streaming,x-user-agent,x-grpc-web,grpc-timeout
                          allow_credentials: true
                          max_age: "1728000"
                          expose_headers: custom-header-1,grpc-status,grpc-message
                      routes:
                        - match: { prefix: "/" }
                          route:
                            cluster: lilac_service
                            timeout: 0s
                            max_stream_duration:
                              grpc_timeout_header_max: 0s
  clusters:
    - name: lilac_service
      connect_timeout: 0.25s
      type: LOGICAL_DNS
      dns_lookup_family: V4_ONLY
      typed_extension_protocol_options:
        envoy.extensions.upstreams.http.v3.HttpProtocolOptions:
          "@type": type.googleapis.com/envoy.extensions.upstreams.http.v3.HttpProtocolOptions
          explicit_http_config:
            http2_protocol_options: {}
      lb_policy: round_robin
      load_assignment:
        cluster_name: lilac_service_0
        endpoints:
          - lb_endpoints:
              - endpoint:
                  address:
                    socket_address:
                      address: 127.0.0.1
                      port_value: 10001