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Diffstat (limited to 'module/lib/mod_pywebsocket/handshake/__init__.py')
| -rw-r--r-- | module/lib/mod_pywebsocket/handshake/__init__.py | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/module/lib/mod_pywebsocket/handshake/__init__.py b/module/lib/mod_pywebsocket/handshake/__init__.py deleted file mode 100644 index 194f6b395..000000000 --- a/module/lib/mod_pywebsocket/handshake/__init__.py +++ /dev/null @@ -1,110 +0,0 @@ -# Copyright 2011, Google Inc. -# All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are -# met: -# -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above -# copyright notice, this list of conditions and the following disclaimer -# in the documentation and/or other materials provided with the -# distribution. -# * Neither the name of Google Inc. nor the names of its -# contributors may be used to endorse or promote products derived from -# this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - - -"""WebSocket opening handshake processor. This class try to apply available -opening handshake processors for each protocol version until a connection is -successfully established. -""" - - -import logging - -from mod_pywebsocket import common -from mod_pywebsocket.handshake import hybi00 -from mod_pywebsocket.handshake import hybi -# Export AbortedByUserException, HandshakeException, and VersionException -# symbol from this module. -from mod_pywebsocket.handshake._base import AbortedByUserException -from mod_pywebsocket.handshake._base import HandshakeException -from mod_pywebsocket.handshake._base import VersionException - - -_LOGGER = logging.getLogger(__name__) - - -def do_handshake(request, dispatcher, allowDraft75=False, strict=False): - """Performs WebSocket handshake. - - Args: - request: mod_python request. - dispatcher: Dispatcher (dispatch.Dispatcher). - allowDraft75: obsolete argument. ignored. - strict: obsolete argument. ignored. - - Handshaker will add attributes such as ws_resource in performing - handshake. - """ - - _LOGGER.debug('Client\'s opening handshake resource: %r', request.uri) - # To print mimetools.Message as escaped one-line string, we converts - # headers_in to dict object. Without conversion, if we use %r, it just - # prints the type and address, and if we use %s, it prints the original - # header string as multiple lines. - # - # Both mimetools.Message and MpTable_Type of mod_python can be - # converted to dict. - # - # mimetools.Message.__str__ returns the original header string. - # dict(mimetools.Message object) returns the map from header names to - # header values. While MpTable_Type doesn't have such __str__ but just - # __repr__ which formats itself as well as dictionary object. - _LOGGER.debug( - 'Client\'s opening handshake headers: %r', dict(request.headers_in)) - - handshakers = [] - handshakers.append( - ('RFC 6455', hybi.Handshaker(request, dispatcher))) - handshakers.append( - ('HyBi 00', hybi00.Handshaker(request, dispatcher))) - - for name, handshaker in handshakers: - _LOGGER.debug('Trying protocol version %s', name) - try: - handshaker.do_handshake() - _LOGGER.info('Established (%s protocol)', name) - return - except HandshakeException, e: - _LOGGER.debug( - 'Failed to complete opening handshake as %s protocol: %r', - name, e) - if e.status: - raise e - except AbortedByUserException, e: - raise - except VersionException, e: - raise - - # TODO(toyoshim): Add a test to cover the case all handshakers fail. - raise HandshakeException( - 'Failed to complete opening handshake for all available protocols', - status=common.HTTP_STATUS_BAD_REQUEST) - - -# vi:sts=4 sw=4 et |