linux -expect 实现交换命令

1 目的

为了实现自动清理数据库鉴权日志

2方法

1 )写脚本

[[email protected] mysql]# more qingli_t_auth_log.sh

#!/usr/bin/expect

set timeout 1000

spawn  mysql -uroot  -ppasswd

expect "mysql>"

send "use db4vasplatform;\n"

expect "mysql>"

send "truncate table t_auth_log;\n"

expect "mysql>"

send "exit\n"

interact

2 )定时执行

[[email protected] mysql]# crontab -l

20 15  *  * 2  /var/lib/mysql/qingli_t_auth_log.sh >/dev/null 2>&1