module Mixlib::ShellOut::Windows

def run_command
  #
  # Create pipes to capture stdout and stderr,
  #
  stdout_read, stdout_write = IO.pipe
  stderr_read, stderr_write = IO.pipe
  stdin_read, stdin_write = IO.pipe
  open_streams = [ stdout_read, stderr_read ]
  begin
    #
    # Set cwd, environment, appname, etc.
    #
    app_name, command_line = command_to_run(self.command)
    create_process_args = {
      :app_name => app_name,
      :command_line => command_line,
      :startup_info => {
        :stdout => stdout_write,
        :stderr => stderr_write,
        :stdin => stdin_read
      },
      :environment => inherit_environment.map { |k,v| "#{k}=#{v}" },
      :close_handles => false
    }
    create_process_args[:cwd] = cwd if cwd
    # default to local account database if domain is not specified
    create_process_args[:domain] = domain.nil? ? "." : domain
    create_process_args[:with_logon] = with_logon if with_logon
    create_process_args[:password] = password if password
    #
    # Start the process
    #
    process = Process.create(create_process_args)
    begin
      # Start pushing data into input
      stdin_write << input if input
      # Close pipe to kick things off
      stdin_write.close
      #
      # Wait for the process to finish, consuming output as we go
      #
      start_wait = Time.now
      while true
        wait_status = WaitForSingleObject(process.process_handle, 0)
        case wait_status
        when WAIT_OBJECT_0
          # Get process exit code
          exit_code = [0].pack('l')
          unless GetExitCodeProcess(process.process_handle, exit_code)
            raise get_last_error
          end
          @status = ThingThatLooksSortOfLikeAProcessStatus.new
          @status.exitstatus = exit_code.unpack('l').first
          return self
        when WAIT_TIMEOUT
          # Kill the process
          if (Time.now - start_wait) > timeout
            raise Mixlib::ShellOut::CommandTimeout, "command timed out:\n#{format_for_exception}"
          end
          consume_output(open_streams, stdout_read, stderr_read)
        else
          raise "Unknown response from WaitForSingleObject(#{process.process_handle}, #{timeout*1000}): #{wait_status}"
        end
      end
    ensure
      CloseHandle(process.thread_handle) if process.thread_handle
      CloseHandle(process.process_handle) if process.process_handle
    end
  ensure
    #
    # Consume all remaining data from the pipes until they are closed
    #
    stdout_write.close
    stderr_write.close
    while consume_output(open_streams, stdout_read, stderr_read)
    end
  end
end