由于这台服务器上跑了几个程序，不敢用再安装宝塔去部署，所以手动部署去试试。
https://www.cnblogs.com/opsprobe/p/9126864.html（mysql-client-5.7 ）
查看版本：dpkg -l | grep mysql
ii mysql-client-5.7 5.7.35-0ubu ntu0.18.04.1 amd64 MySQL database client binaries ii mysql-client-core-5.7 5.7.35-0ubu ntu0.18.04.1 amd64 MySQL database core client bin aries ii mysql-common 5.8+1.0.4 all MySQL database common files, e .g. /etc/mysql/my.cnf ii mysql-server 5.7.35-0ubu ntu0.18.04.1 all MySQL database server (metapac kage depending on the latest version) ii mysql-server-5.7 5.7.35-0ubu ntu0.18.04.1 amd64 MySQL database server binaries and system database setup ii mysql-server-core-5.7 5.7.35-0ubu ntu0.18.04.1 amd64 MySQL database server binaries
Ubuntu18.04手动部署禾匠商城v4小程序服务器端（PHP）
原文：https://www.cnblogs.com/qq2806933146xiaobai/p/15209762.html