在K8s集群上运行的docker容器中调用特定的java主类

docker build -t my-java-app .

docker tag my-java-app <registry>/<namespace>/my-java-app
docker push <registry>/<namespace>/my-java-app

apiVersion: apps/v1
kind: Deployment
metadata:
  name: my-java-app
spec:
  replicas: 3
  selector:
    matchLabels:
      app: my-java-app
  template:
    metadata:
      labels:
        app: my-java-app
    spec:
      containers:
      - name: my-java-app
        image: <registry>/<namespace>/my-java-app
        resources:
          limits:
            cpu: "1"
            memory: "1Gi"
          requests:
            cpu: "0.5"
            memory: "512Mi"
        env:
        - name: JAVA_OPTS
          value: "-Dmy.property=value"
        command: ["java", "-cp", "/app.jar", "com.example.MyMainClass"]

kubectl apply -f deployment.yaml