#1、卸载旧版本
yum remove docker     docker-client     docker-client-latest     docker-common     docker-latest     docker-latest-logrotate     docker-logrotate     docker-engine
    
#2、下载需要的安装包
sudo yum install -y yum-utils
 
#3、设置镜像的仓库，推荐使用阿里云的，十分的快
yum-config-manager     --add-repo     http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
    
#4、更新yum软件包的索引
yum makecache
 
#5安装新版的containerd.io
dnf install https://download.docker.com/linux/centos/7/x86_64/stable/Packages/containerd.io-1.2.6-3.3.el7.x86_64.rpm
	
#6、安装docker相关的内容 docker-ce 社区版 ee企业版
sudo yum install docker-ce docker-ce-cli --allowerasing
 
#7、启动Docker
systemctl start docker
 
#8、判断是否启动成功
docker version

mkdir /data/gitlab/config -p
mkdir /data/gitlab/logs -p
mkdir /data/gitlab/data -p

docker run --detach   --hostname localhost   --publish 4443:443 --publish 8880:80 --publish 2222:22   --name gitlab   --restart always   --volume /data/gitlab/config:/etc/gitlab   --volume /data/gitlab/logs:/var/log/gitlab   --volume /data/gitlab/data:/var/opt/gitlab   gitlab/gitlab-ee:latest

docker logs -f gitlab

vim /data/gitlab/gitlab.rb

firewall-cmd --zone=public --add-port=8880/tcp --permanent
firewall-cmd --zone=public --add-port=4443/tcp --permanent
firewall-cmd --zone=public --add-port=2222/tcp --permanent

ip addr

docker exec -it gitlab grep 'Password:' /etc/gitlab/initial_root_password

yum install git
git version 2.27.0

git clone http://localhost:8880/root/customproject.git

cd customproject/touch test.txtgit add test.txt git commit -m 'test push'git push origin main