一键同步脚本

#!/bin/bashbash_path=$(cd "$(dirname "$0")";pwd)source $bash_path/base.configecho "该脚本将会把" $serverA "机器上的" $document "目录同步到" $serverB "机器上";read -p "是否要继续？(y|n) " rs() {    /usr/bin/rsync -azP     --exclude logs     --exclude upload     --exclude caches     --exclude tmp $document/ $serverB:$parent/$document/ } if [ $REPLY == 'y' -o $REPLY == 'Y' ]then    echo "即将同步……"    sleep 2    cd $parent    rs $serverB#    rs C    echo "同步完成。"   elif [ $REPLY == 'n' -o $REPLY == 'N' ]then    exit 1else    echo "请输入字母y或者n"fi