Update examples

single-cluster/kustomize/base/frontend-deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: frontend
+spec:
+  selector:
+    matchLabels:
+      app: guestbook
+      tier: frontend
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: guestbook
+        tier: frontend
+    spec:
+      containers:
+      - name: php-redis
+        image: gcr.io/google-samples/gb-frontend:v4
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        ports:
+        - containerPort: 80

single-cluster/kustomize/base/frontend-service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: frontend
+  labels:
+    app: guestbook
+    tier: frontend
+spec:
+  type: NodePort
+  ports:
+  - port: 80
+  selector:
+    app: guestbook
+    tier: frontend

single-cluster/kustomize/base/kustomization.yaml

@@ -0,0 +1,7 @@
+resources:
+- frontend-deployment.yaml
+- frontend-service.yaml
+- redis-master-deployment.yaml
+- redis-master-service.yaml
+- redis-slave-deployment.yaml
+- redis-slave-service.yaml

single-cluster/kustomize/base/redis-master-deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redis-master
+spec:
+  selector:
+    matchLabels:
+      app: redis
+      role: master
+      tier: backend
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: redis
+        role: master
+        tier: backend
+    spec:
+      containers:
+      - name: master
+        image: redis
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        ports:
+        - containerPort: 6379

single-cluster/kustomize/base/redis-master-service.yaml

@@ -0,0 +1,16 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-master
+  labels:
+    app: redis
+    role: master
+    tier: backend
+spec:
+  ports:
+  - port: 6379
+    targetPort: 6379
+  selector:
+    app: redis
+    role: master
+    tier: backend

single-cluster/kustomize/base/redis-slave-deployment.yaml

@@ -0,0 +1,27 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redis-slave
+spec:
+  selector:
+    matchLabels:
+      app: redis
+      role: slave
+      tier: backend
+  replicas: 2
+  template:
+    metadata:
+      labels:
+        app: redis
+        role: slave
+        tier: backend
+    spec:
+      containers:
+      - name: slave
+        image: gcr.io/google_samples/gb-redisslave:v1
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        ports:
+        - containerPort: 6379

single-cluster/kustomize/base/redis-slave-service.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-slave
+  labels:
+    app: redis
+    role: slave
+    tier: backend
+spec:
+  ports:
+  - port: 6379
+  selector:
+    app: redis
+    role: slave
+    tier: backend