# File lib/ohai/mixin/ec2_metadata.rb, line 32
      def can_metadata_connect?(addr, port, timeout=2)
        t = Socket.new(Socket::Constants::AF_INET, Socket::Constants::SOCK_STREAM, 0)
        saddr = Socket.pack_sockaddr_in(port, addr)
        connected = false

        begin
          t.connect_nonblock(saddr)
        rescue Errno::EINPROGRESS
          r,w,e = IO::select(nil,[t],nil,timeout)
          if !w.nil?
            connected = true
          else
            begin
              t.connect_nonblock(saddr)
            rescue Errno::EISCONN
              t.close
              connected = true
            rescue SystemCallError
            end
          end
        rescue SystemCallError
        end
        Ohai::Log.debug("can_metadata_connect? == #{connected}")
        connected
      end