1. echo "57 23 * * * /usr/sbin/logrotate -f /etc/daily.logrotate.0/nginx >/dev/null 2>&1" >>/var/spool/cron/root
    3. mkdir -p /etc/daily.logrotate.0/
    4. cat <<EOF>> /etc/daily.logrotate.0/nginx 
    5. /var/log/nginx/*.log 
    6. /var/log/nginx/json/*.log 
    7. {
    8.     daily   #按天切割日志
    9.     missingok #忽略错误
    10.     rotate 15
    11.     compress  #压缩文件
    12.     delaycompress #延迟一天压缩文件
    13.     dateext #以日期为单位 默认-%Y%m%d
    14.     notifempty #空文件不切割
    15.    # create 0640 www-data adm #创建 0640权限的日志文件
    16.     create 644 
    17.     sharedscripts
    18.     #prerotate
    19.     #    if [ -d /etc/logrotate.d/httpd-prerotate ]; then
    20.     #        run-parts /etc/logrotate.d/httpd-prerotate;
    21.     #         fi
    22.     #endscript
    23.     postrotate
    24.         if [ -f /run/nginx.pid ]; then
    25.                         kill -USR1 `cat /run/nginx.pid` #切割日志完成后通知nginx重新打开日志文件，不终止nginx
    26.                 fi
    27.     endscript
    28. }