budibase/hosting/kubernetes/envoy/envoy.yaml

static_resources:
  listeners:
  - name: main_listener
    address:
      socket_address: { address: 0.0.0.0, port_value: 10000 }
    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
          codec_type: auto
          route_config:
            name: local_route
            virtual_hosts:
            - name: local_services
              domains: ["*"]
              routes:
              - match: { prefix: "/app/" }
                route:
                  cluster: app-service
                  prefix_rewrite: "/"

              - match: { prefix: "/builder/" }
                route:
                  cluster: app-service

              - match: { prefix: "/builder" }
                route:
                  cluster: app-service

              - match: { prefix: "/app_" }
                route:
                  cluster: app-service

              # special cases for worker admin (deprecated), global and system API
              - match: { prefix: "/api/global/" }
                route:
                  cluster: worker-service

              - match: { prefix: "/api/admin/" }
                route:
                  cluster: worker-service

              - match: { prefix: "/api/system/" }
                route:
                  cluster: worker-service

              - match: { path: "/" }
                route:
                  cluster: app-service

              # special case for when API requests are made, can just forward, not to minio
              - match: { prefix: "/api/" }
                route:
                  cluster: app-service

              - match: { prefix: "/worker/" }
                route:
                  cluster: worker-service
                  prefix_rewrite: "/"

              - match: { prefix: "/db/" }
                route:
                  cluster: couchdb-service
                  prefix_rewrite: "/"

              # minio is on the default route because this works
              # best, minio + AWS SDK doesn't handle path proxy
              - match: { prefix: "/" }
                route:
                  cluster: minio-service

          http_filters:
          - name: envoy.filters.http.router

  clusters:
  - name: app-service
    connect_timeout: 0.25s
    type: strict_dns
    lb_policy: round_robin
    load_assignment:
      cluster_name: app-service
      endpoints:
      - lb_endpoints:
        - endpoint:
            address:
              socket_address:
                address: app-service.budibase.svc.cluster.local
                port_value: 4002

  - name: minio-service
    connect_timeout: 0.25s
    type: strict_dns
    lb_policy: round_robin
    load_assignment:
      cluster_name: minio-service
      endpoints:
      - lb_endpoints:
        - endpoint:
            address:
              socket_address:
                address: minio-service.budibase.svc.cluster.local
                port_value: 9000

  - name: worker-service
    connect_timeout: 0.25s
    type: strict_dns
    lb_policy: round_robin
    load_assignment:
      cluster_name: worker-service
      endpoints:
      - lb_endpoints:
        - endpoint:
            address:
              socket_address:
                address: worker-service.budibase.svc.cluster.local
                port_value: 4001

  - name: couchdb-service
    connect_timeout: 0.25s
    type: strict_dns
    lb_policy: round_robin
    load_assignment:
      cluster_name: couchdb-service
      endpoints:
      - lb_endpoints:
        - endpoint:
            address:
              socket_address:
                address: couchdb-service.budibase.svc.cluster.local
                port_value: 5984