cookie_reader.rb

require 'net/http'
require 'uri'
require 'cgi'
require 'pp'

uri = URI.parse(ARGV.first || "http://www.google.com/")
puts "Trying : #{uri.host} at #{uri.path}"
res = Net::HTTP.get_response(uri)

cookies = CGI::Cookie::parse(res["Set-Cookie"])
pp cookies