1.使用registry镜像创建私有仓库

$ docker run -d -p 5000:5000 -v /opt/data/registry:/var/lib/registry registry:2

2.管理私有仓库

docker tag ubuntu:latest 10.0.0.45:5000/test

使用docker push 上传标记镜像

$ docker push 10.0.0.45:5000/test
The push refers to repository [10.0.0.45:5000/test]
Get https://10.0.0.45:5000/v2/: http: server gave HTTP response to HTTPS client

修改配置文件

$ vim /etc/docker/daemon.json 
{
  "registry-mirrors": ["https://jk2v9c0j.mirror.aliyuncs.com"],
  "insecure-registries": ["10.0.0.45:5000"]
}
                                                      
"/etc/docker/daemon.json" 4L, 112C written                                   
$ systemctl daemon-reload 
$ systemctl restart docker

上传标记的镜像

$ docker push 10.0.0.45:5000/test
The push refers to repository [10.0.0.45:5000/test]
a4399aeb9a0e: Pushed 
35a91a75d24b: Pushed 
ad44aa179b33: Pushed 
2ce3c188c38d: Pushed 
latest: digest: sha256:6f2fb2f9fb5582f8b587837afd6ea8f37d8d1d9e41168c90f410a6ef15fa8ce5 size: 1152

用curl查看仓库10.0.0.45：5000中的镜像

$ curl 10.0.0.45:5000/v2/_catalog
{"repositories":["test"]}

访问web

从私有仓库下载镜像到本地

docker pull 10.0.0.45:5000/test
Using default tag: latest
latest: Pulling from test
Digest: sha256:6f2fb2f9fb5582f8b587837afd6ea8f37d8d1d9e41168c90f410a6ef15fa8ce5
Status: Downloaded newer image for 10.0.0.45:5000/test:latest