Create hash for a htpasswd auth file

htpassword.rb

#!/usr/bin/env ruby

unless ARGV.length == 2
  puts "Dude, not the right number of arguments."
  puts "Usage: ruby htpassword.rb username 'password'\n"
  exit
end

username = ARGV[0]
passwd = ARGV[1]

hash = %Q{#{passwd}}.crypt(%Q{salt})
puts "#{username}:#{hash}"
exit