K8S master部署-优快云博客

本文介绍了如何使用Docker在Harbor进行登录、拉取镜像、打标签，并将镜像推送到Kubernetes集群中的过程，包括`docker login`、`docker pull`、`docker tag`和`docker push`操作，以及Kubernetes中Dockerfile的使用和应用部署。

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服务器A：
[root@awx developer]# docker login -u admin -p harbor12345 harbor-image.developer.me
[root@awx developer]# docker pull harbor-image.developer.me/library/centos-openjdk-11:centos7.2.1511-200604
centos7.2.1511-200604: Pulling from library/centos-openjdk-11
[root@awx developer]# docker tag harbor-image.developer.me/library/centos-openjdk-11:centos7.2.1511-200604 harbor.domain/newsystem/centos-openjdk-11:centos7.2.1511-200604
[root@awx developer]# docker login -u admin -p Harbor12345 harbor.domain
[root@awx developer]# docker push harbor.domain/newsystem/centos-openjdk-11:centos7.2.1511-200604

k8sMASTER：
[root@master-a mkImages]# vim Dockerfile
[root@master-a mkImages]# docker build -t harbor.domain/newsystem/account-service:20210901 .
Sending build context to Docker daemon 128.1MB
Step 1/3 : FROM harbor.domain/newsystem/centos-openjdk-11:centos7.2.1511-200604
centos7.2.1511-200604: Pulling from newsystem/centos-openjdk-11
a8c7037c15e9: Pull complete
5fcceed0427d: Pull complete
9d7a58301250: Pull complete
3f9e49115839: Pull complete
Digest: sha256:3c52cfc4dadb9db7f1b03966563727d7b0087949274c15dc8466b6d11dbd0c9f
Status: Downloaded newer image for harbor.domain/newsystem/centos-openjdk-11:centos7.2.1511-200604
---> 3d365131aee4
Step 2/3 : ADD ./account-service.jar /opt/service/account-service.jar
---> 2b0c915cebfb
Step 3/3 : ENTRYPOINT ["java", "-jar", "/opt/service/account-service.jar"]
---> Running in 3f73f255ccfd
Removing intermediate container 3f73f255ccfd
---> 16e4d4c38784
Successfully built 16e4d4c38784
Successfully tagged harbor.domain/newsystem/account-service:20210901
[root@master-a mkImages]# docker login -u admin -p Harbor12345 harbor.domain
[root@master-a mkImages]# docker push harbor.domain/newsystem/account-service:20210901
The push refers to repository [harbor.domain/newsystem/account-service]
[root@master-a mkImages]# cd /root/spring-boot-yaml/deployment/200817-1152
[root@master-a 200817-1152]# vim account-service.yaml
[root@master-a 200817-1152]# kubectl delete -f account-service.yaml
deployment.apps "account-service" deleted
service "account-service" deleted
[root@master-a 200817-1152]# kubectl apply -f account-service.yaml
deployment.apps/account-service created
service/account-service created