authoxy.rb

#!/usr/bin/env ruby
require 'webrick/httpproxy'
require 'webrick/httpauth/digestauth'
require 'webrick/httpauth/userdb'

def ask question
  STDOUT.print question
  STDOUT.flush
  gets.chomp
end

class Authoxy
  def initialize local_port, upstream_proxy, user, password
    proxy_uri          = URI::parse(upstream_proxy) # es: 'http://myproxy.com:8080'
    proxy_uri.user     = user
    proxy_uri.password = password
    # Set up the proxy itself
    @server = WEBrick::HTTPProxyServer.new(
      :LogFile => $stdout,
      :Port => local_port.to_i,
      :ProxyVia => true,
      :ProxyURI => proxy_uri
    )
  end
  
  def start
    @thread = Thread.new do
      @server.start
    end
  end
  
  def stop
    @server.shutdown
  end
end

trap("INT") {
  @server_vimodrone.stop
  @server_francia.stop
  exit
}

@server = Authoxy.new 8079, 'http://172.24.1.50:8080', 'elia.schito', ask('password: ')
@server.start
sleep