下载jar包

[root@master kubenetres]# ls
halo-1.3.1.jar 

创建Dockerfile文件

[root@master kubenetres]# vim Dockerfile 
FROM openjdk:18-jdk-alpine3.15

COPY halo-1.3.1.jar /usr/local/halo-1.3.1.jar 

ENTRYPOINT ["java","-jar","/usr/local/halo-1.3.1.jar"]

构建镜像

[root@master kubenetres]# docker build -f Dockerfile -t test3:1.0 .
Sending build context to Docker daemon  74.54MB
Step 1/3 : FROM openjdk:18-jdk-alpine3.15
 ---> dfg56hghg6h6
Step 2/3 : COPY halo-1.3.1.jar /usr/local/halo-1.3.1.jar
 ---> fdg5yokbhk03
Step 3/3 : ENTRYPOINT ["java","-jar","/usr/local/halo-1.3.1.jar"]
 ---> Running in 4h456f4h84g4
Removing intermediate container 4h456f4h84g4
 ---> 525hfh4fhe8h4
Successfully built 525hfh4fhe8h4
Successfully tagged test3:1.0


# 改名
[root@master kubenetres]# docker tag test3:1.0 yunjisuanlp/javatest:v0.1

[root@master kubenetres]# docker images
REPOSITORY                                                        TAG                 IMAGE ID       CREATED          SIZE
yunjisuanlp/javatest                                                 v0.1                15g54f6d6d7h   57 minutes ago   410MB

yaml文件

[root@master kubenetres]# cat test.yml 
---
apiVersion: v1
kind: Pod
metadata:
  name: test01
  labels:
    app: test01
spec:
  containers:
  - image: yunjisuanlp/javatest:v0.1
    name: java

---
apiVersion: v1
kind: Service
metadata:
  name: java
  namespace: default
spec:
  ports:
  - port: 8090
    protocol: TCP
    targetPort: 8090
  selector:
    app: test01
  type: NodePort

构建并查看

[root@master kubenetres]# kubectl apply -f test.yml 
pod/test01 created
service/java created

[root@master kubenetres]# kubectl get pod,svc
NAME         READY   STATUS              RESTARTS       AGE
pod/test01   0/1     ContainerCreating   0              23s

NAME                 TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)          AGE
service/java         NodePort    10.22.84.22    <none>        8090:31880/TCP   25s
service/kubernetes   ClusterIP   10.22.0.1       <none>        443/TCP          3d