4-Docker命令之docker push

1.docker push介绍

docker push命令是用来将本地docker镜像上传到docker镜像仓库

2.docker push用法

docker push [参数] NAME[:TAG]

[root@centos79 harbor]# docker push --help

Usage:  docker push [OPTIONS] NAME[:TAG]

Upload an image to a registry

Aliases:
  docker image push, docker push

Options:
  -a, --all-tags                Push all tags of an image to the repository
      --disable-content-trust   Skip image signing (default true)
  -q, --quiet                   Suppress verbose output
[root@centos79 harbor]# 

3.实例

3.1.上传本地镜像至docker harbor镜像仓库

命令：

docker push 172.20.10.12:5100/ztj-public/nginx:v1

[root@centos79 harbor]# docker login -u admin -p Harbor12345 http://172.20.10.12:5100
WARNING! Using --password via the CLI is insecure. Use --password-stdin.
WARNING! Your password will be stored unencrypted in /root/.docker/config.json.
Configure a credential helper to remove this warning