ruby web server

server.rb

# unicorn
# tee_input.rb 36L

@tmp = @len && @len <= @@client_body_buffer_size ?
           StringIO.new("") : Unicorn::TmpIO.new

# Puma
# client.rb 106L

if remain > MAX_BODY
  @body = Tempfile.new(Const::PUMA_TMP_BASE)
  @body.binmode
else
  # The body[0,0] trick is to get an empty string in the same
  # encoding as body.
  @body = StringIO.new body[0,0]
end

# Thin
# request.rb 76L

if @parser.finished?  # Header finished, can only be some more body
  body << data
else                  # Parse more header using the super parser
  @data << data
  raise InvalidRequest, 'Header longer than allowed' if @data.size > MAX_HEADER

  @nparsed = @parser.execute(@env, @data, @nparsed)

  # Transfert to a tempfile if body is very big
  move_body_to_tempfile if @parser.finished? && content_length > MAX_BODY
end