CentOS 7 Docker 搭建私有仓库 registry

docker私有仓库地址:192.168.0.167

docker客户端地址 : 192.168.0.167

·关闭防火墙和selinux

systemctl stop firewalld.service systemctl disable firewalld.service # vi /etc/sysconfig/selinux SELINUX=disabled # setenforce 0

服务端

1.安装并启动docker

yum -y install docker service docker start chkconfig docker on

2.拉取本地私有仓库registry

[root@localhost ~]# docker pull registryTrying to pull repository docker.io/registry …24dd746e9b9f: Download complete 706766fe1019: Download complete a62a42e77c9c: Download complete 2c014f14d3d9: Download complete b7cf8f0d9e82: Download complete d0b170ebeeab: Download complete 171efc310edf: Download complete 522ed614b07a: Download complete 605ed9113b86: Download complete 22b93b23ebb9: Download complete 2ac557a88fda: Download complete 1f3b4c532640: Download complete 27ebaac643a7: Download complete ce630195cb45: Download complete Status: Downloaded newer image for docker.io/registry:latest

3.查看registry镜像

[root@localhost ~]# docker images docker.io/busybox latest 0064fda8c45d 5 days ago 1.113 MBdocker.io/registry latest 105c6c9299d9 5 days ago 423.3 MBdocker.io/CentOS latest ce20c473cd8a 6 days ago 172.3 MB

4.基于私有仓库镜像运行容器

默认情况下,会将仓库存放于容器的/tmp/registry目录下,这样如果容器被删除,则存放于容器中的镜像也会丢失,所以我们一般情况下会指定本地一个目录挂载到容器的/tmp/registry下, 两个目录下都有!

·registry的默认存储路径是/tmp/registry,只是个临时目录,一段时间之后就会消失

·所以使用-v参数,指定个本地持久的路径,

[root@localhost ~]# docker run -d -p 5000:5000 -v /opt/data/registry:/tmp/registry docker.io/registry bb2c0d442df94e281479332c2608ef144f378e71743c5410e36b80c465771a95 root@localhost ~]# docker ps -aCONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMESbb2c0d442df9 docker.io/registry:latest “docker-registry” 10 seconds ago Up 7 seconds

5.访问私有仓库

[root@localhost ~]# curl 127.0.0.1:5000/v1/search{“num_results”: 0, “query”: “”, “results”: []} #私有仓库为空,没有提交新镜像到仓库中

6.从Docker HUB 上拉取一个镜像测试

[root@localhost ~]#docker pull busybox [root@localhost ~]#docker images REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZEdocker.io/busybox latest 0064fda8c45d 5 days ago 1.113 MBdocker.io/registry latest 105c6c9299d9 5 days ago 423.3 MBdocker.io/centos latest ce20c473cd8a 6 days ago 172.3 MB

7.创建镜像链接为基础镜像打个标签

[root@localhost ~]# docker tag docker.io/busybox 192.168.0.167:5000/busybox [root@localhost ~]# docker images REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE192.168.0.167:5000/busybox latest 0064fda8c45d 5 days ago 1.113 MBdocker.io/busybox latest 0064fda8c45d 5 days ago 1.113 MBdocker.io/registry latest 105c6c9299d9 5 days ago 423.3 MBdocker.io/centos latest ce20c473cd8a 6 days ago 172.3 MB

8.修改docker配置文件,指定私有仓库url

[root@localhost ~]# vim /etc/sysconfig/docker修改此行OPTIONS=’–insecure-registry 192.168.0.167:5000 ‘[root@localhost ~]# service docker restart

9.上传镜像到本地私有仓库

docker push 192.168.0.167:5000/busybox

10.查看私有仓库是否有对应的镜像

[root@localhost ~]# curl 192.168.0.167:5000/v1/search{“num_results”: 1, “query”: “”, “results”: [{“description”: “”, “name”: “library/busybox”}]}

11.查看镜像的存储目录和文件

君子无故,玉不去身。

CentOS 7 Docker 搭建私有仓库 registry

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