Tip
- 将用户加入docker用户组，可以省去每次sudo
$ sudo usermod -aG docker yourname
$ exit（需要重新进入terminal才生效）
目标
- 拥有一个Docker的实验环境
centos安装docker
基础环境，推荐 vagrant + virtual box ☆☆☆☆☆
Uninstall old versions
# sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
Install using the repository
Set up the repository
# sudo yum install -y yum-utils \
device-mapper-persistent-data \
lvm2
# sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
Install Docker CE
$ sudo yum install docker-ce docker-ce-cli containerd.io
start docker
# systemctl start docker
# docker version
修改Docker源
$ sudo vim /etc/docker/daemon.json //没有的话就创建
{
"registry-mirrors": ["http://hub-mirror.c.163.com"]
}
