每天定时切割nginx日志的脚本

vi /usr/local/nginx/sbin/cut_nginx_log.sh

输入以下内容：

#!/bin/bash
# This script run at 00:00

# The Nginx logs path
logs_path="/usr/local/nginx/logs/"

mkdir -p ${logs_path}$(date -d "yesterday" +"%Y")/$(date -d "yesterday" +"%m")/
mv ${logs_path}access.log ${logs_path}$(date -d "yesterday" +"%Y")/$(date -d "yesterday" +"%m")/access_$(date -d "yesterday" +"%Y%m%d").log
kill -USR1 `cat /usr/local/nginx/nginx.pid`

设置crontab，每天凌晨00:00切割nginx访问日志
crontab -e

输入以下内容：
00 00 * * * /bin/bash  /usr/local/nginx/sbin/cut_nginx_log.sh