Nginx日志切割

#!/bin/bash
Logs_path="/data/Application/nginx/logs"
Pid_path="/data/Application/nginx/nginx.pid"
Month=`date +%Y-%m`
Date=`date +%Y-%m-%d`
Time=`date +%H`
WaitTime=$((24*60*60))

LogCut()
{
    cd $Logs_path
    mkdir -p $Month
    while true
    do
        mv $Logs_path/access.log $Logs_path/$Month/access_$Date.log
        kill -USR1 `cat ${Pid_path}`
    done
    sleep $WaitTime
    return 0
}

case $1 in
start)
        LogCut >/dev/null &
        ;;
stop)
        kill -9 `ps aux | grep LogCut | grep -v grep | awk '{print $2}'`>/dev/null
        ;;
restart)
        kill -9 `ps aux | grep LogCut | grep -v grep | awk '{print $2}'`>/dev/null
        LogCut >/dev/null &
        ;;
*)
        echo "Usage ERROR!Please use "start" or "stop" or "restart"!"
esac