日志
shell实现：输入密码不回显
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#!/bin/bash
#输入密码不回显
function enterPass()
{
local PASSWORD=""
stty -echo #设置输入不回显
read -p "Please input PASSWORD: " PASSWORD
echo -e "\r" #换行
stty echo #取消不回显
echo "Entered password is $PASSWORD"
}
#输入密码用*代替回显
function EnterPassword()
{
STTY_RESTORE=$(stty -g)
echo -n "Password: "
stty -echo cbreak
while true
do
character=$(dd if=/dev/tty bs=1 count=1 2> /dev/null)
case $character in
$(echo -e "\n"))
break
;;
$(echo -e "\b"))
if [ -n "$password" ]; then
echo -n -e "\b \b"
password=$(echo "$password" | sed 's/.$//g')
fi
;;
*)
password=$password$character
echo -n '*'
;;
esac
done
stty $STTY_RESTORE #stty -cbreak echo
echo -e "\r"
echo "inputed password is $password"
}
#enterPass
EnterPassword
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