docker run -d --name vtadmin \
  -p 14000:14000 \
  -e VTADMIN_CLUSTER=id=name=prod,discovery=staticfile=/clusters.json \
  docker.io/vitess/vtadmin:latest

docker run -d --name vtadmin \
  --restart unless-stopped \
  -p 14000:14000 \
  -v /etc/vitess/clusters.json:/clusters.json:ro \
  -e VTADMIN_CLUSTER=id=prod,name=prod,discovery=staticfile=/clusters.json \
  -e TZ=Asia/Shanghai \
  docker.io/vitess/vtadmin:v21.0.0

apiVersion: apps/v1
kind: Deployment
metadata:
  name: vtadmin
spec:
  replicas: 1
  selector:
    matchLabels:
      app: vtadmin
  template:
    metadata:
      labels:
        app: vtadmin
    spec:
      containers:
        - name: vtadmin
          image: docker.io/vitess/vtadmin:v21.0.0
          ports:
            - containerPort: 14000
          env:
            - name: VTADMIN_CLUSTER
              value: id=prod,name=prod,discovery=staticfile=/clusters.json
          volumeMounts:
            - name: clusters
              mountPath: /clusters.json
              subPath: clusters.json
      volumes:
        - name: clusters
          configMap:
            name: vtadmin-clusters
---
apiVersion: v1
kind: Service
metadata:
  name: vtadmin
spec:
  selector:
    app: vtadmin
  ports:
    - port: 14000
      targetPort: 14000