#!/bin/bash

#初始化

LOGS_PATH=$(pwd)/logs

YESTERDAY=$(date -d "yesterday" +%Y-%m-%d)

#按天切割日志

mv ${LOGS_PATH}/access_log ${LOGS_PATH}/access_${YESTERDAY}_log

#向 Nginx 主进程发送 USR1 信号，重新打开日志文件，否则会继续往mv后的文件写内容，导致切割失败.

kill -USR1 `ps axu | grep "nginx: master process" | grep -v grep | awk '{print $2}'`

#删除7天前的日志

cd ${LOGS_PATH}

find . -mtime + -name "*20[1-9][3-9]*" | xargs rm -f

exit