/var/lib/mysql/mysql.sock(13)问题

[Z3001] connection to database 'zabbix' failed: [2002] Can't connect to local server through socket '/var/lib/mysql/mysql.sock' (13)

两个授权都要有，目录不授权也不行。

sudo chmod 777 /var/lib/mysql/mysql.sock

sudo chmod 755 /var/lib/mysql/