deploy.example.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: dashboard
  name: dashboard
spec:
  replicas: 2
  selector:
    matchLabels:
      app: dashboard
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxSurge: 1
      maxUnavailable: 0
  template:
    metadata:
      labels:
        app: dashboard
    spec:
      volumes:
      - name: gac
        secret:
          secretName: gacreds
          optional: false
      - name: data
        emptyDir:
          medium: Memory
          sizeLimit: 16Mi
      containers:
        - image: IMAGE
          name: nginx
          imagePullPolicy: Always
          ports:
            - containerPort: 80
          resources:
            requests:
              cpu: "1"
              memory: "1Gi"
            limits:
              cpu: "1"
              memory: "1Gi"
          readinessProbe:
            exec:
              command: ["test", "-f", "/usr/share/nginx/html/data/charts.json"]
            initialDelaySeconds: 5
            periodSeconds: 5
          volumeMounts:
          - name: data
            mountPath: /usr/share/nginx/html/data

        - image: IMAGE
          name: updatedata
          imagePullPolicy: Always
          command: ["node", "fetch-data.cjs"]
          env:
            - name: "GOOGLE_APPLICATION_CREDENTIALS"
              value: "/etc/gac/content"
            - name: UPDATE_INTERVAL
              value: "60"
            - name: DATA_DIR
              value: "/data"
          resources:
            requests:
              cpu: "0.1"
              memory: "128Mi"
            limits:
              cpu: "0.1"
              memory: "128Mi"
          volumeMounts:
          - name: data
            mountPath: /data
          - name: gac
            mountPath: "/etc/gac"
            readOnly: true
---
apiVersion: v1
kind: Service
metadata:
  name: dashboard
spec:
  type: LoadBalancer
  ports:
  - port: 80
    targetPort: 80
  selector:
    app: dashboard