#vi /data/nginx/cut_nginx_log.sh 

#!/bin/bash 
             
# This script run at 00:00 
             
function cutAccess() 
{ 
  dir=$1 
  newdir="${dir}/$(date -d "yesterday" +"%Y")/$(date -d "yesterday" +"%m")" 
  suffix=$(date -d "yesterday" +"%Y%m%d") 
  mkdir -p $newdir 
  mv ${dir}/access.log ${newdir}/access.$suffix.log 
} 
             
cutAccess "/home/wwwlogs/www.yourdomain.com/" 
cutAccess "/home/wwwlogs/www.yourdomain-1.com/" 
cutAccess "/home/wwwlogs/www.yourdomain-2.com/" 
           
# 重启 nginx 
kill -HUP `cat /usr/local/nginx/logs/nginx.pid` 

# crontab -e 
0 0 * * * /bin/bash /data/nginx/cut_nginx_log.sh 

log_format access '$remote_addr - $remote_user [$time_local] "$request" ' 
      '$status $body_bytes_sent "$http_referer" ' 
      '"$http_user_agent" $http_x_forwarded_for'; 
access_log /home/wwwlogs/www.yourdomain.com/access.log access;