htpasswd -b -c site_pass username password

yum install httpd

#! /usr/bin/perl -w  
#filename: add_ftp_user.pl  
use strict;  
#  
print "#example: user:passwd\n";  
while (<STDIN>) {  
  exit if ($_ =~/^\n/);  
  chomp;  
  (my $user, my $pass) = split /:/, $_, 2;  
  my $crypt = crypt $pass, '$1$' . gensalt(8);  
  print "$user:$crypt\n";  
}  
sub gensalt {  
  my $count = shift;  
  my @salt = ('.', '/', 0 .. 9, 'A' .. 'Z', 'a' .. 'z');  
  my $s;  
  $s .= $salt[rand @salt] for (1 .. $count);  
  return $s;  
} 

chmod o+x add_user.pl

./add_user.pl
user:password

server  
{  
  listen 80;  
  server_name www.1sucai.cn jb51.net;  
  root /www/jb51.net;  
  index index.html index.htm index.php;  
  auth_basic "input you user name and password";  
  auth_basic_user_file /usr/local/nginx/conf/vhost/nginx_passwd;  
  location ~ .php$  
  {  
    fastcgi_pass 127.0.0.1:9000;  
    fastcgi_index index.php;  
    include fastcgi_params;  
  }  
  location ~ /\.ht  
  {  
    deny all;  
  }  
  access_log /logs/jb51.net_access.log main;  
} 

server  
{  
  listen 80;  
  server_name www.1sucai.cn jb51.net;  
  root /www/jb51.net;  
  index index.html index.htm index.php;  
  location ~ ^/admin/.*  
  {  
  location ~ \.php$  
  {  
    fastcgi_pass 127.0.0.1:9000;  
    fastcgi_index index.php;  
    include fastcgi_params;  
  }  
  auth_basic "auth";  
  auth_basic_user_file /usr/local/nginx/conf/vhost/auth/admin.pass;  
  }  
  location ~ .php$  
  {  
    fastcgi_pass 127.0.0.1:9000;  
    fastcgi_index index.php;  
    include fastcgi_params;  
  }  
  location ~ /\.ht  
  {  
    deny all;  
  }  
  access_log /logs/jb51.net_access.log main;  
} 

# /usr/local/apache/bin/htpasswd -bc linuxeye_pd linuxeye_user linuxeye_password
Adding password for user linuxeye_user
# cat linuxeye_pd
linuxeye_user:$apr1$Mugpp3FE$zGsi7/JfQIhFXPlgqo/Wx/

# /usr/local/apache/bin/htpasswd -b linuxeye_pd linuxeye.com linuxeye.com
Adding password for user linuxeye.com
# cat linuxeye_pd
linuxeye_user:$apr1$Mugpp3FE$zGsi7/JfQIhFXPlgqo/Wx/
linuxeye.com:$apr1$/8EUOPYI$4MBxYpzotrSDcTTDZvTeT0

# /usr/local/apache/bin/htpasswd -n linuxeye
New password:
Re-type new password:
linuxeye:$apr1$bZ6Gclc4$zKRap.0BADzZIxLoxpDNv0
 
# /usr/local/apache/bin/htpasswd -nb linuxeye linuxeye_password
linuxeye:$apr1$yvngdKGV$QrnlriJ.MxIu52Vmo.ROE1

# /usr/local/apache/bin/htpasswd -D linuxeye_pd linuxeye_user
Deleting password for user linuxeye_user
# cat linuxeye_pd
linuxeye.com:$apr1$/8EUOPYI$4MBxYpzotrSDcTTDZvTeT0

# /usr/local/apache/bin/htpasswd -D linuxeye_pd linuxeye.com
Deleting password for user linuxeye.com
# /usr/local/apache/bin/htpasswd -b linuxeye_pd linuxeye.com linuxeye_passwd
Adding password for user linuxeye.com
# cat linuxeye_pd
linuxeye.com:$apr1$74ZvB1vC$/b7ETmg8xhDPieYj0b0cE.