A ruby script being called by mod_authnz_external

auth_db.rb

#!/usr/bin/ruby
require 'rubygems'
require 'active_record'

ActiveRecord::Base.establish_connection(
  :adapter => "mysql",
  :host => "localhost",
  :username => "myuser",
  :password => "mypass",
  :database => "somedatabase"
)

class User < ActiveRecord::Base
  def self.authenticate?(username, password)
    u = find_by_username username
    u.present? && u.hashed_password == Digest::SHA1.hexdigest(u.salt + password)
  end
end

user = gets.chomp
pass = gets.chomp

if User.authenticate?(user,pass)
  $stderr.puts 'Login matches pass - Accepted'
  exit 0
else
  $stderr.puts 'Login doesnot match pass - Rejected'
  exit 1
end

auth_simple.rb

#!/usr/bin/ruby

user = gets.chomp
pass = gets.chomp
puts "user: #{user}"
puts "pass: #{pass}"

ENV.each{|k,v|
  $stderr.puts "ENV: #{k}:#{v}"
}

if (user==pass)
  $stderr.puts 'Login matches pass - Accepted'
  exit 0
else
  $stderr.puts 'Login doesnot match pass - Rejected'
  exit 1
end