third_party/WebKit/LayoutTests/http/tests/websocket/close_wsh.py

   1 # Copyright 2011, Google Inc.
   2 # All rights reserved.
   3 #
   4 # Redistribution and use in source and binary forms, with or without
   5 # modification, are permitted provided that the following conditions are
   6 # met:
   7 #
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   9 # notice, this list of conditions and the following disclaimer.
  10 #     * Redistributions in binary form must reproduce the above
  11 # copyright notice, this list of conditions and the following disclaimer
  12 # in the documentation and/or other materials provided with the
  13 # distribution.
  14 #     * Neither the name of Google Inc. nor the names of its
  15 # contributors may be used to endorse or promote products derived from
  16 # this software without specific prior written permission.
  17 #
  18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29
  30
  31 import logging
  32 _GOODBYE_MESSAGE = u'Goodbye'
  33
  34
  35 def web_socket_do_extra_handshake(request):
  36     pass  # Always accept.
  37
  38
  39 def web_socket_transfer_data(request):
  40     while True:
  41         line = request.ws_stream.receive_message()
  42         if line is None:
  43             return
  44         if isinstance(line, unicode):
  45             request.ws_stream.send_message(line, binary=False)
  46             if line == _GOODBYE_MESSAGE:
  47                 return
  48         else:
  49             request.ws_stream.send_message(line, binary=True)
  50
  51
  52 def web_socket_passive_closing_handshake(request):
  53     return request.ws_close_code, request.ws_close_reason