一文带大家了解和使用Docker镜像仓库

# 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: xxx
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 成功

# docker tag centos:latest xxxx/centos:v1

The push refers to repository [docker.io/xxxx/centos]
74ddd0ec08fa: Mounted from library/centos
v1: digest: sha256:a1801b843b1bfaf77c501e7a6d3f709401a1e0c83863037fa3aab063a7fdb9dc size: 529

# wget https://github.com/goharbor/harbor/releases/download/v2.4.1/harbor-offline-installer-v2.4.1.tgz

# tar xf harbor-offline-installer-v2.4.1.tgz

修改配置文件内容
# vim harbor.yml
# Configuration file of Harbor
# The IP address or hostname to access admin UI and registry service.
# DO NOT use localhost or 127.0.0.1, because Harbor needs to be accessed by external clients.
hostname: 192.168.10.155
# http related config
http:
  # port for http, default is 80. If https enabled, this port will redirect to https port
  port: 80
# https related config
https:
  # https port for harbor, default is 443
  port: 443
  # The path of cert and key files for nginx
  certificate: 证书
  private_key: 密钥
#访问密码
harbor_admin_password: 12345 
......

# ./prepare & ./install.sh

# vim /etc/docker/daemon.json
# cat /etc/docker/daemon.json
{
        "insecure-registries": ["192.168.10.155"]
}

# docker login 192.168.10.155
Username: admin  用户名 admin
Password:        密码   12345
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 登陆成功

# docker push 192.168.10.155/library/centos:v1