我有一个 bash 脚本,它是由无法解释其含义的人创建的,用于自动对文件夹进行 TAR 处理并对其进行备份。目前我对最后一行感到困惑:
find '/home/_backups/pokebrawl' -mtime +6 -type f -delete
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完整的脚本如下。
#!/bin/bash
#Purpose = Backup of Important Data
#Created on 17-1-2012
#Author = Hafiz Haider
#Version 1.0
#START
TIME=$(date +"%m-%d-%Y-%T")
FILENAME=pokebrawl-$TIME.tar.gz
SRCDIR=/home/servers/brawl/world
DESDIR=/home/_backups/pokebrawl
tar -cpzf $DESDIR/$FILENAME $SRCDIR
find '/home/_backups/pokebrawl' -mtime +6 -type f -delete
#END
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