ingress-custom-default-backend.yaml

# 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
#
#   https://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,
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apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: foo-internal
  annotations:
    kubernetes.io/ingress.class: "gce-internal"
spec:
  defaultBackend:
    service:
      name: default-be
      port:
        number: 80
  rules:
    - http:
        paths:
        - path: /foo
          pathType: Prefix
          backend:
            service:
              name: foo
              port:
                number: 80
---
apiVersion: v1
kind: Service
metadata:
  name: foo
  annotations:
    cloud.google.com/neg: '{"ingress": true}'
spec:
  ports:
  - port: 80
    targetPort: 8080
    name: http 
  selector:
    app: foo
  type: ClusterIP
---
apiVersion: v1
kind: Service
metadata:
  name: default-be
  annotations:
    cloud.google.com/neg: '{"ingress": true}'
spec:
  ports:
  - port: 80
    targetPort: 8080
    name: http 
  selector:
    app: default-be
  type: ClusterIP
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: foo
spec:
  replicas: 3
  selector:
    matchLabels:
      app: foo
  template:
    metadata:
      labels:
        app: foo
    spec:
      containers:
      - name: whereami
        image: us-docker.pkg.dev/google-samples/containers/gke/whereami:v1.2.19
        ports:
          - name: http
            containerPort: 8080
        readinessProbe:
          httpGet:
            path: /healthz
            port: 8080
            scheme: HTTP
          initialDelaySeconds: 5
          timeoutSeconds: 1
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: default-be
spec:
  replicas: 3
  selector:
    matchLabels:
      app: default-be
  template:
    metadata:
      labels:
        app: default-be
    spec:
      containers:
      - name: whereami
        image: us-docker.pkg.dev/google-samples/containers/gke/whereami:v1.2.19
        ports:
          - name: http
            containerPort: 8080
        readinessProbe:
          httpGet:
            path: /healthz
            port: 8080
            scheme: HTTP
          initialDelaySeconds: 5
          timeoutSeconds: 1