scp后台静默运行（使用expect自动输入密码）

#!/bin/bash
expect -c "
spawn scp hboracle@远程机:/nfsc/orabakup/backup/2017_10_27/2017_10_27.zip /home/oracle/
expect {
\"*assword\" {set timeout 300; send \"密码\r\";}
\"yes/no\" {send \"yes\r\"; exp_continue;}
}
expect eof"