Shell自動化壓縮處理日誌文件腳本程序

Shell處理日誌,自動保留30天的日誌，若是超過14天的日誌就自動壓縮爲gz格式存儲下來，這樣能夠節省磁盤空間，也是定時備份日誌，我這裏是以日誌文件舉例的，其它的需求也能夠本身根據腳本內容作調整。

#!/bin/sh

################################################################

# (c) Copyright 2012 Eric. All rights reserved.

#

# Logs expired 30 days.

#

# *cron

# 1 6 * * * /bin/sh /var/app/Shell/logs_arrange.sh > /var/app/shell/cron_logs_arrange.log

#

#

#

################################################################

TODAY=`date +%s`

# how many days ago will the logs to be zip

PK_DAYS_AGO=14

PK_DATEDIFF=`expr ${PK_DAYS_AGO} \* 86400`

PK_EXT=gz

# how many days ago will the logs to be removed

DAYS_AGO=30

DATEDIFF=`expr ${DAYS_AGO} \* 86400`

cleanDir(){

directory=$1

if [[ -d ${directory} ]];then

for file in `ls -1 ${directory} | grep -v '.log$'`;

do

ctime=`stat -c %Y ${directory}/${file}`

timediff=`expr ${TODAY} - ${ctime}`

extname=`ls ${directory}/${file} | awk -F '.' '{printf $NF}'`

if [[ ${extname} != ${PK_EXT} ]] ; then

if [[ -f ${directory}/${file} ]] ; then

zipta=`expr ${timediff} - ${PK_DATEDIFF}`

if [[ ${zipta} -gt 0 ]] ; then

echo "Package ${directory}/${file}"

gzip -f ${directory}/${file} > ${directory}/${file}.${PK_EXT}

fi

fi

fi

if [[ -f ${directory}/${file} ]];then

delta=`expr ${timediff} - ${DATEDIFF}`

if [[ ${delta} -gt 0 ]];then

echo "Removing ${directory}/${file}"

rm -rf ${directory}/${file}

fi

fi

done

fi

}

cleanDir "/var/app/logs/webapps/admin"

cleanDir "/var/app/logs/webapps/api"

cleanDir "/var/app/logs/webapps/pos"