linux shell 输入密码不显示

1

read -s -p "YOUR PassWord:" pa
echo "${pa}"

2

[liujianzuo@ow2 mysql_scri]$ cat c.sh
echo "pls Enter password - "
stty -echo
read pa
stty echo
echo ""
echo $pa

[liujianzuo@ow2 mysql_scri]$ sh c.sh
pls Enter password -

Python 的getpass 模块

#!/usr/bin/env python
import getpass

passwd = getpass.getpass()
print "passwd:", passwd

Perl

use Term::ReadKey;
ReadMode 2;
my $password = <STDIN>;