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1 # Copyright 2011, Google Inc. | 1 # Copyright 2011, Google Inc. |
2 # All rights reserved. | 2 # All rights reserved. |
3 # | 3 # |
4 # Redistribution and use in source and binary forms, with or without | 4 # Redistribution and use in source and binary forms, with or without |
5 # modification, are permitted provided that the following conditions are | 5 # modification, are permitted provided that the following conditions are |
6 # met: | 6 # met: |
7 # | 7 # |
8 # * Redistributions of source code must retain the above copyright | 8 # * Redistributions of source code must retain the above copyright |
9 # notice, this list of conditions and the following disclaimer. | 9 # notice, this list of conditions and the following disclaimer. |
10 # * Redistributions in binary form must reproduce the above | 10 # * Redistributions in binary form must reproduce the above |
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22 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 22 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
23 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 23 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
24 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 28 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 | 29 |
30 | 30 |
31 import logging | 31 import logging |
32 _GOODBYE_MESSAGE = u'Goodbye' | 32 |
| 33 |
| 34 from mod_pywebsocket import msgutil |
33 | 35 |
34 | 36 |
35 def web_socket_do_extra_handshake(request): | 37 def web_socket_do_extra_handshake(request): |
36 pass # Always accept. | 38 pass # Always accept. |
37 | 39 |
38 | 40 |
39 def web_socket_transfer_data(request): | 41 def web_socket_transfer_data(request): |
40 while True: | 42 try: |
41 line = request.ws_stream.receive_message() | 43 while True: |
42 if line is None: | 44 line = request.ws_stream.receive_message() |
43 return | 45 if line is None: |
44 if isinstance(line, unicode): | |
45 request.ws_stream.send_message(line, binary=False) | |
46 if line == _GOODBYE_MESSAGE: | |
47 return | 46 return |
48 else: | 47 if isinstance(line, unicode): |
49 request.ws_stream.send_message(line, binary=True) | 48 request.ws_stream.send_message(line, binary=False) |
| 49 else: |
| 50 request.ws_stream.send_message(line, binary=True) |
| 51 except msgutil.BadOperationException, e: |
| 52 # FIXME: Find out what causes this. |
| 53 logging.getLogger().error("Exception happened", exc_info=True) |
50 | 54 |
51 | 55 |
52 def web_socket_passive_closing_handshake(request): | 56 def web_socket_passive_closing_handshake(request): |
53 return request.ws_close_code, request.ws_close_reason | 57 return request.ws_close_code, request.ws_close_reason |
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