anolis 8.8 (CentOS 8) 环境下搭建青岛大学OJ

#yum -y install python3-pip // system replied: Package python3-pip-9.0.3-22.an8.noarch is already installed.

#pip install docker-compose //system replied: bash: pip: command not found...

#whereis pip //system replied: pip: /usr/bin/pip3.6

#cd /usr/bin

#ln -s pip3.6 pip

#pip install docker-compose //system replied: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-lo78cwi1/bcrypt/

#where is python //system replied: python: /usr/bin/python3.6

#cd /usr/bin

#ln -s python3 python

#pip install docker-compose //system replied:

Could not find a version that satisfies the requirement cryptography>=3.3 (from paramiko>=2.4.2; extra == "ssh"->docker[ssh]>=5->docker-compose) (from versions: )
No matching distribution found for cryptography>=3.3 (from paramiko>=2.4.2; extra == "ssh"->docker[ssh]>=5->docker-compose)

#yum -y install python39

#cd /usr/bin

#ln -s python39 python

#rm pip

#ln -s pip3.9 pip

#cd /home/cjl/OnlineJudgeDeploy

#pip install docer-compose //succed!

#git clone -b 2.0 https://github.com/QingdaoU/OnlineJudgeDeploy.git && cd OnlineJudgeDeploy

#docker-compose up -d

#docker ps -a

通过浏览器访问服务器的 HTTP 80 端口或者 HTTPS 443 端口，就可以开始使用了。后台管理路径为/admin, 安装过程中自动添加的超级管理员用户名为 root，密码为 rootroot，请务必及时修改密码。

遇到的问题：