[root@localhost ~]# vim /etc/sysconfig/docker

#INSECURE_REGISTRY='--insecure-registry'

INSECURE_REGISTRY='--insecure-registry 192.168.30.24:5000'

[root@localhost ~]# systemctl restart docker

下载镜像

[root@localhost ~]# docker search -s 100 registry

[root@localhost ~]# docker pull docker.io/registry

[root@localhost ~]# mkdir -pv /opt/data/registry

mkdir: 已创建目录 "/opt/data"

mkdir: 已创建目录 "/opt/data/registry"

查看镜像

[root@localhost ~]# docker images

REPOSITORY           TAG                 IMAGE ID            CREATED             SIZE

docker.io/nginx      latest              53f3fd8007f7        4 days ago          109 MB

docker.io/registry   latest              f32a97de94e1        2 months ago        25.8 MB

运行容器

[root@localhost ~]# docker run -d -p 5000:5000 -v /opt/data/registry:/tmp/registry registry

a75135211fb3fc62450fb6e051a9c63b812d2e1c9719ca72ef3e5c48e55f486f

[root@localhost ~]# docker ps -a

CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS                      PORTS                    NAMES

a75135211fb3        registry            "/entrypoint.sh /e..."   18 seconds ago      Up 17 seconds               0.0.0.0:5000->5000/tcp   upbeat_gates

9b38a1021078        docker.io/nginx     "/bin/bash"              2 hours ago         Exited (0) 19 minutes ago                            stoic_goldwasser

c8931c0b8359        docker.io/nginx     "/bin/bash"              2 hours ago         Exited (0) 19 minutes ago                            kind_booth

启动容器

[root@localhost ~]# docker start a7

a7

[root@localhost ~]# docker ps

CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                    NAMES

a75135211fb3        registry            "/entrypoint.sh /e..."   56 seconds ago      Up 54 seconds       0.0.0.0:5000->5000/tcp   upbeat_gates

[root@localhost ~]# docker tag nginx 192.168.30.24:5000/nginx-test

[root@localhost ~]# docker images

192.168.30.24:5000/nginx-test   latest              53f3fd8007f7        4 days ago          109 MB

[root@localhost ~]# docker push 192.168.30.24:5000/nginx-test

在另一台机器然后上传过来

[root@elk-node2 ~]# docker pull 192.168.30.24:5000/nginx-test

[root@elk-node2 ~]# docker images

REPOSITORY                      TAG                 IMAGE ID            CREATED             SIZE

nginx                           new                 db02b5df51bf        24 minutes ago      393 MB

192.168.30.24:5000/nginx-test   latest              53f3fd8007f7        4 days ago          109 MB

centos                          7                   9f38484d220f        8 weeks ago         202 MB

docker.io/centos                latest              9f38484d220f        8 weeks ago         202 MB