k8s发布hello.jar(springboot ) 20250511

1、hello.jar   本地运行 (springboot )

 

 

2、  hello.jar   生成镜像Image

   

 

 

 

 docker build -t  hello-jar .

 

 

 

 

 

 3、  k8s-master镜像 hello-jar:latest  推送到私库harbor的springboot项目

        注:私库harbor  192.168.177.128:8001

 

 

 3.1 
 docker tag hello-jar:latest 192.168.177.128:8001/springboot/hello-jar:latest
 #######镜像hello-jar:latest
 #######私库192.168.177.128:8001/springboot/  镜像位置

   3.2

docker push 192.168.177.128:8001/springboot/hello-jar:latest

 

3.3

 

3.4 节点拉取docker pull  192.168.177.128:8001/springboot/hello-jar:latest
    注:可以验证一下私库harbor的地址是否可用

 

4、k8s deployment发布

4.1

boot-deploy-hello.yaml

 

#deploy
apiVersion: apps/v1
kind: Deployment
metadata:
  name: hello
spec:
  selector:
    matchLabels:
      app: hello
  replicas: 1
  strategy: {}
  template:
    metadata:
      labels:
        app: hello
    spec:
      containers:
        - name: hello-jar
          image: 192.168.177.128:8001/springboot/hello-jar:latest  # 镜像地址harbor
          ports:
            - containerPort: 8080  # 容器端口
---
#service
apiVersion: v1
kind: Service
metadata:
  name: hello
spec:
  ports:
    - port: 8080
      protocol: TCP
      targetPort: 8080
      nodePort: 30080  # 指定NodePort端口，范围30000-32767
  selector:
    app: hello
  type: NodePort

 

 

4.2
kubectl apply -f boot-deploy-hello.yaml

 

4.3 curl localhost:30080/hello

 

4.4 k8s-master-->http://192.168.177.129:30080/