add kustomize

6.Addons/kustomize/base/deployment.yaml

@@ -0,0 +1,65 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: guestbook
+  labels:
+    app: &app frontend
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: *app
+  template:
+    metadata:
+      labels:
+        app: *app
+    spec:
+      containers:
+      - name: guestbook-app
+        image: nginx
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        env:
+        - name: DB_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: secret
+              key: DB_PASSWORD
+        - name: FRUIT
+          valueFrom:
+            secretKeyRef:
+              name: secret
+              key: FRUIT
+        - name: ROUTER_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: secret
+              key: ROUTER_PASSWORD
+        - name: VEGETABLE
+          valueFrom:
+            secretKeyRef:
+              name: secret
+              key: VEGETABLE
+        ports:
+        - containerPort: 80
+        volumeMounts:
+        - name: config
+          mountPath: /mnt/config/config.ini
+          subPath: config.ini
+          readOnly: true
+        - name: secret
+          mountPath: /mnt/secret
+          readOnly: true
+      volumes:
+        - name: config
+          configMap:
+            name: config
+            defaultMode: 420
+        - name: secret
+          secret:
+            secretName: secret
+            items:
+              - key: longsecret.txt
+                path: longsecret.txt

6.Addons/kustomize/base/kustomization.yaml

@@ -0,0 +1,8 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - service.yaml
+  - deployment.yaml
+
+configMapGenerator:
+- name: config

6.Addons/kustomize/base/service.yaml

@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: guestbook
+  labels:
+    app: &app frontend
+spec:
+  type: ClusterIP
+  ports:
+  - port: 80
+  selector:
+    app: *app