# Envoy Service Mesh TLS 1.3 Configuration for DPDPA Rule 6(1)(a)
# Version: 1.0 | Date: 2026-04-02

static_resources:
  listeners:
  - name: https_listener
    address:
      socket_address:
        address: 0.0.0.0
        port_value: 443

    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
          codec_type: AUTO
          route_config:
            name: local_route
            virtual_hosts:
            - name: backend
              domains: ["*"]
              routes:
              - match:
                  prefix: "/"
                route:
                  cluster: backend_cluster

          http_filters:
          - name: envoy.filters.http.router
            typed_config:
              "@type": type.googleapis.com/envoy.extensions.filters.http.router.v3.Router

      transport_socket:
        name: envoy.transport_sockets.tls
        typed_config:
          "@type": type.googleapis.com/envoy.extensions.transport_sockets.tls.v3.DownstreamTlsContext
          common_tls_context:
            tls_params:
              tls_minimum_protocol_version: TLSv1_3
              tls_maximum_protocol_version: TLSv1_3
              cipher_suites:
              - TLS_AES_256_GCM_SHA384
              - TLS_CHACHA20_POLY1305_SHA256

            tls_certificates:
            - certificate_chain:
                filename: /etc/ssl/certs/cert.pem
              private_key:
                filename: /etc/ssl/private/key.pem

  clusters:
  - name: backend_cluster
    connect_timeout: 0.25s
    type: STRICT_DNS
    lb_policy: ROUND_ROBIN
    load_assignment:
      cluster_name: backend_cluster
      endpoints:
      - lb_endpoints:
        - endpoint:
            address:
              socket_address:
                address: backend-service
                port_value: 8080