错误表现
Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock
参考文献 https://www.digitalocean.com/community/questions/how-to-fix-docker-got-permission-denied-while-trying-to-connect-to-the-docker-daemon-socket
核心命令
sudo chmod 666 /var/run/docker.sock
解决docker错误
原文：https://www.cnblogs.com/liq07lzucn/p/14731701.html
