Docker官方仓库

先去官网注册一个账号

Docker Hub --- https://hub.docker.com

登陆

# docker login
Login with your Docker ID to push and pull images from Docker Hub. If you don't have a Docker ID, head over to https://hub.docker.com to create one.
Username: pmgame
Password: 
WARNING! Your password will be stored unencrypted in /root/.docker/config.json.
Configure a credential helper to remove this warning. See
https://docs.docker.com/engine/reference/commandline/login/#credentials-store

Login Succeeded

 登出

# docker logout
Removing login credentials for https://index.docker.io/v1/

上传镜像

# docker tag hello-world pmgame/hello-pm:v1
# docker push pmgame/hello-pm:v1
The push refers to repository [docker.io/pmgame/hello-pm]
9c27e219663c: Mounted from pmgame/pmimage 
v1: digest: sha256:90659bf80b44ce6be8234e6ff90a1ac34acbeb826903b02cfa0da11c82cbc042 size: 525

搜索镜像（刚上传的镜像，要等待一段时间）

# docker search hello-pm
NAME                 DESCRIPTION   STARS     OFFICIAL   AUTOMATED
pmgameboss/hello-pm                0