# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

apiVersion: v1
kind: Service
metadata:
  name: greeter-intermediary
  namespace: xds # kpt-set: ${greeter-namespace}
  labels:
    app.kubernetes.io/component: greeter
spec:
  clusterIP: None # https://kubernetes.io/docs/concepts/services-networking/service/#headless-services
  ports:
  - appProtocol: gRPC
    name: app
    port: 50051
    protocol: TCP
    targetPort: app-port
    # Enable discovering the health check protocol and port from the EndpointSlice for this Service.
    # Alternative approaches:
    # - Look up the readiness probes from the Pods that match the Service's label selector.
    # - Annotations or labels in the Service metadata containing health check configuration.
  - appProtocol: gRPC
    name: health
    port: 50052
    protocol: TCP
    targetPort: health-port
  selector:
    app.kubernetes.io/name: greeter-intermediary
  type: ClusterIP
---
apiVersion: v1
kind: Service
metadata:
  name: greeter-leaf
  namespace: xds # kpt-set: ${greeter-namespace}
  labels:
    app.kubernetes.io/component: greeter
spec:
  clusterIP: None # https://kubernetes.io/docs/concepts/services-networking/service/#headless-services
  ports:
  - appProtocol: gRPC
    name: app
    port: 50051
    protocol: TCP
    targetPort: app-port
  # Enable discovering the health check protocol and port from the EndpointSlice for this Service.
  # Alternative approaches:
  # - Look up the readiness probes from the Pods that match the Service's label selector.
  # - Annotations or labels in the Service metadata containing health check configuration.
  - appProtocol: gRPC
    name: health
    port: 50052
    protocol: TCP
    targetPort: health-port
  selector:
    app.kubernetes.io/name: greeter-leaf
  type: ClusterIP
