方法一: script & scriptreplay
https://aws.amazon.com/cn/premiumsupport/knowledge-center/record-linux-terminal-or-ssh-session/
记录开始: script -a -t timingfile.txt typescript.txt
记录结束: exit
记录重放: scriptreplay --timing=timingfile.txt typescript.txt

方法二: ttyrec & ttyrec2video
https://github.com/jwodder/ttyrec2video
安装: sudo apt-get install ttyrec ffmpeg python3-pip
记录开始: ttyrec record.log
记录结束: exit
记录重放: ttyplay record.log

记录转视频需要用到 ttyrec2video
安装: sudo python3 -m pip install git+https://github.com/jwodder/ttyrec2video.git
修复Bug: sudo pip3 install imageio==2.4.1
转换: ttyrec2video record.log record.mp4

注：pip默认的源在国外很慢, 可以设置使用清华大学的源
sudo pip3 config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple