# File lib/rhc/config.rb, line 272
    def default_proxy
      @default_proxy ||= (
        proxy = ENV['http_proxy'] || ENV['HTTP_PROXY']
        if proxy
          if proxy !~ /^(\w+):\/\// then
            proxy = "http://#{proxy}"
          end
          ENV['http_proxy'] = proxy
          proxy_uri = URI.parse(ENV['http_proxy'])
          Net::HTTP::Proxy(proxy_uri.host, proxy_uri.port, proxy_uri.user, proxy_uri.password)
        else
          Net::HTTP
        end
      )
    end