#!/bin/bash
# Author: Ljohn
# Last Update: 2018.02.24
# Description: nohup.out 日志分割
 
this_path=$(cd `dirname $0`;pwd)   #根據(jù)腳本所在路徑
current_date=`date -d "-1 day" "+%Y%m%d"`   #列出時(shí)間
cd $this_path
echo $this_path
echo $current_date  
 
do_split () {
    [ ! -d logs ] && mkdir -p logs
    split -b 10m -d -a 4 ./nohup.out   ./logs/nohup-${current_date}  #切分10兆每塊至logs文件中，格式為：nohup-xxxxxxxxxx
    if [ $? -eq 0 ];then
        echo "Split is finished!"
    else
        echo "Split is Failed!"
        exit 1
    fi
}
 
do_del_log() {
    find ./logs -type f -ctime +7 | xargs rm -rf #清理7天前創(chuàng)建的日志
    cat /dev/null > nohup.out #清空當(dāng)前目錄的nohup.out文件
}
 
if do_split ;then
    do_del_log
    echo "nohup is split Success"
else
    echo "nohup is split Failure"
    exit 2
fi
 
# crontab -e 添加定時(shí)任務(wù):每周第一天的1點(diǎn)執(zhí)行一次
#0 1 * * */1 /server/scripts/clearNohup.sh &>/dev/null

 crontab -e    #添加定時(shí)任務(wù):每周第一天的1點(diǎn)執(zhí)行一次

this_path=$(cd `dirname $0`;pwd) #根據(jù)腳本所在路徑
current_date=`date -d "-1 day" "+%Y%m%d"` #列出時(shí)間
cd $this_path
echo $this_path
echo $current_date
do_split () {
        [ ! -d logs ] && mkdir -p logs
        #切分10兆每塊至logs文件中，格式為：nohup-xxxxxxxxxx   ./logs/nohup-${current_date}表示當(dāng)前目錄的logs可以自主修改
        split -b 10m -d -a 4  nohup.out的文件位置  ./logs/nohup-${current_date} 
        
        if [ $? -eq 0 ];then
                echo "Split is finished!"
        else
                echo "Split is Failed!"
                exit 1
        fi
}
do_del_log() {
		#清理3天前創(chuàng)建的日志   ./logs表示當(dāng)前目錄的logs可以自主修改
        find ./logs -type f -ctime +3 | xargs rm -rf 
        cat /dev/null > nohup.out的文件位置 #清空當(dāng)前目錄的nohup.out文件
}
if do_split ;then
do_del_log
echo "nohup 切割成功"
else
        echo "nohup 切割失敗"
        exit 2
fi

sudo /etc/init.d/cron start 啟動(dòng)crontab
sudo /etc/init.d/cron stop 停止crontab
sudo /etc/init.d/cron status crontab狀態(tài)
sudo /etc/init.d/cron restart 重啟crontab

31 1   * * *   root    /data/clearNohup/clearPricenohup.sh &>/dev/null  #每日1點(diǎn)31執(zhí)行 ，根據(jù)需要自行修改