修改sftp用户名脚本

#!/usr/bin/expect -f
set timeout 45
set ip [lindex $argv 0]
set port [lindex $argv 1]
set usr [lindex $argv 2]
set pwd [lindex $argv 3]
set oldname [lindex $argv 4]
set newname [lindex $argv 5]

spawn sftp -oport=$port $usr@$ip
expect {
    #需要输入密码
    "*assword:"
    {
        send "$pwd\r";
        expect {
            "sftp>"
            {
                send "rename '$oldname' '$newname'\r";
                expect "sftp>";
                send "quit\r";
            }
            #密码错误直接退出
            "*assword:"
            {
                send "\03";
            }
        }
    }
    #不需要输入密码
    "sftp>"
    {
        send "rename '$oldname' '$newname'\r";
        expect "sftp>";
        send "quit\r";
    }
    #port或usr或ip错
    "Connection closed"
    {
    }
}
expect eof
exit