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linux shell 脚本自动从配置远程ftp服务上下载更新文件

2015-07-17 16:00 976 查看
#!/bin/bash

IP_Address=192.168.1.1

USERNAME =admin

PASS_WORD =admmin123

REMOTE_PATH=/a/   (远程ftp路径)

download_Path =/root/path/ (本地服务地址)

ftp -inv <<! EOF

open $IP_Address   

user $USERNAME  $PASS_WORD    (此处说明,不知道为什么在我机器上,不能用参数类型,而是直接 填写用户名和密码)

binary

cd $REMOTE_PATH  

lcd $download_Path

get upfile.txt  (下载的文件)

close

bye

EOF

md5sum upfile.txt > newfile.md5  (把下载下来的文件进行md5码 重定向储存到newfile.md5这个文件中)

diff -r newfile.md5 localmd5result   (新的文件的MD5码和 本地文件的MD5文件对比)

if [ $? -ne 0 ];then

echo "Have a new file"

echo ""

read -p "do you want to update the download file?(Y/N):" select_yn

echo ""

  if [ "$select_yn" == "Y" ] || [ "$select_yn" == "y" ]; then

    #更新本地md5

    md5sum upfile.txt > localmd5result
#如果目标存在强制复制到指定的文件夹内

    cp -fp upfile.txt backdir/

echo "You have successfully download the update file"

  elif [ "$select_yn" == "N" ] || [ "$select_yn" == "n" ]; then 

    echo "Thank you"

  else

    echo "I don't know what your choice is !!!"

  fi

else 

echo "This is the latest file"

fi
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标签:  linux shell ftp 脚本