def _send_handshake(self):
response = []
# 5.2 10. send the following line.
response.append('HTTP/1.1 101 WebSocket Protocol Handshake\r\n')
# 5.2 11. send the following fields to the client.
response.append(
format_header(common.UPGRADE_HEADER,
common.WEBSOCKET_UPGRADE_TYPE_HIXIE75))
response.append(
format_header(common.CONNECTION_HEADER,
common.UPGRADE_CONNECTION_TYPE))
response.append(
format_header(common.SEC_WEBSOCKET_LOCATION_HEADER,
self._request.ws_location))
response.append(
format_header(common.SEC_WEBSOCKET_ORIGIN_HEADER,
self._request.ws_origin))
if self._request.ws_protocol:
response.append(
format_header(common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
# 5.2 12. send two bytes 0x0D 0x0A.
response.append('\r\n')
# 5.2 13. send /response/
response.append(self._request.ws_challenge_md5)
raw_response = ''.join(response)
self._request.connection.write(raw_response)
self._logger.debug('Sent server\'s opening handshake: %r',
raw_response)
def _send_handshake(self):
response = []
# 5.2 10. send the following line.
response.append('HTTP/1.1 101 WebSocket Protocol Handshake\r\n')
# 5.2 11. send the following fields to the client.
response.append(format_header(
common.UPGRADE_HEADER, common.WEBSOCKET_UPGRADE_TYPE_HIXIE75))
response.append(format_header(
common.CONNECTION_HEADER, common.UPGRADE_CONNECTION_TYPE))
response.append(format_header(
common.SEC_WEBSOCKET_LOCATION_HEADER, self._request.ws_location))
response.append(format_header(
common.SEC_WEBSOCKET_ORIGIN_HEADER, self._request.ws_origin))
if self._request.ws_protocol:
response.append(format_header(
common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
# 5.2 12. send two bytes 0x0D 0x0A.
response.append('\r\n')
# 5.2 13. send /response/
response.append(self._request.ws_challenge_md5)
raw_response = ''.join(response)
self._request.connection.write(raw_response)
self._logger.debug('Sent server\'s opening handshake: %r',
raw_response)
def _send_handshake(self, accept):
response = []
response.append('HTTP/1.1 101 Switching Protocols\r\n')
response.append(format_header(
common.UPGRADE_HEADER, common.WEBSOCKET_UPGRADE_TYPE))
response.append(format_header(
common.CONNECTION_HEADER, common.UPGRADE_CONNECTION_TYPE))
response.append(format_header(
common.SEC_WEBSOCKET_ACCEPT_HEADER, accept))
if self._request.ws_protocol is not None:
response.append(format_header(
common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if (self._request.ws_extensions is not None and
len(self._request.ws_extensions) != 0):
response.append(format_header(
common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
format_extensions(self._request.ws_extensions)))
response.append('\r\n')
raw_response = ''.join(response)
self._request.connection.write(raw_response)
self._logger.debug('Sent server\'s opening handshake: %r',
raw_response)
def _send_handshake(self, accept):
response = []
response.append('HTTP/1.1 101 Switching Protocols\r\n')
response.append(
format_header(common.UPGRADE_HEADER,
common.WEBSOCKET_UPGRADE_TYPE))
response.append(
format_header(common.CONNECTION_HEADER,
common.UPGRADE_CONNECTION_TYPE))
response.append(
format_header(common.SEC_WEBSOCKET_ACCEPT_HEADER, accept))
# TODO(tyoshino): Encode value of protocol and extensions if any
# special character that we have to encode by some manner.
if self._request.ws_protocol is not None:
response.append(
format_header(common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if self._request.ws_extensions is not None:
response.append(
format_header(common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
format_extensions(self._request.ws_extensions)))
response.append('\r\n')
raw_response = ''.join(response)
self._logger.debug('Opening handshake response: %r', raw_response)
self._request.connection.write(raw_response)
def _send_handshake(self, accept):
response = []
response.append('HTTP/1.1 101 Switching Protocols\r\n')
response.append(format_header(
common.UPGRADE_HEADER, common.WEBSOCKET_UPGRADE_TYPE))
response.append(format_header(
common.CONNECTION_HEADER, common.UPGRADE_CONNECTION_TYPE))
response.append(format_header(
common.SEC_WEBSOCKET_ACCEPT_HEADER, accept))
# TODO(tyoshino): Encode value of protocol and extensions if any
# special character that we have to encode by some manner.
if self._request.ws_protocol is not None:
response.append(format_header(
common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if self._request.ws_extensions is not None:
response.append(format_header(
common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
format_extensions(self._request.ws_extensions)))
response.append('\r\n')
raw_response = ''.join(response)
self._logger.debug('Opening handshake response: %r', raw_response)
self._request.connection.write(raw_response)
def _send_handshake(self, accept):
response = []
response.append('HTTP/1.1 101 Switching Protocols\r\n')
response.append(
format_header(common.UPGRADE_HEADER,
common.WEBSOCKET_UPGRADE_TYPE))
response.append(
format_header(common.CONNECTION_HEADER,
common.UPGRADE_CONNECTION_TYPE))
response.append(
format_header(common.SEC_WEBSOCKET_ACCEPT_HEADER, accept))
if self._request.ws_protocol is not None:
response.append(
format_header(common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if (self._request.ws_extensions is not None
and len(self._request.ws_extensions) != 0):
response.append(
format_header(common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
format_extensions(self._request.ws_extensions)))
response.append('\r\n')
raw_response = ''.join(response)
self._request.connection.write(raw_response)
self._logger.debug('Sent server\'s opening handshake: %r',
raw_response)
def _create_handshake_response(self, accept):
response = []
response.append('HTTP/1.1 101 Switching Protocols\r\n')
# WebSocket headers
response.append(format_header(
common.UPGRADE_HEADER, common.WEBSOCKET_UPGRADE_TYPE))
response.append(format_header(
common.CONNECTION_HEADER, common.UPGRADE_CONNECTION_TYPE))
response.append(format_header(
common.SEC_WEBSOCKET_ACCEPT_HEADER, accept))
if self._request.ws_protocol is not None:
response.append(format_header(
common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if (self._request.ws_extensions is not None and
len(self._request.ws_extensions) != 0):
response.append(format_header(
common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
common.format_extensions(self._request.ws_extensions)))
# MOZILLA: Add HSTS header if requested to
if self._request.sts is not None:
response.append(format_header("Strict-Transport-Security",
self._request.sts))
# /MOZILLA
# Headers not specific for WebSocket
for name, value in self._request.extra_headers:
response.append(format_header(name, value))
response.append('\r\n')
return ''.join(response)
def _create_handshake_response(self, accept):
response = []
response.append(u'HTTP/1.1 101 Switching Protocols\r\n')
# WebSocket headers
response.append(
format_header(common.UPGRADE_HEADER,
common.WEBSOCKET_UPGRADE_TYPE))
response.append(
format_header(common.CONNECTION_HEADER,
common.UPGRADE_CONNECTION_TYPE))
response.append(
format_header(common.SEC_WEBSOCKET_ACCEPT_HEADER,
accept.decode('UTF-8')))
if self._request.ws_protocol is not None:
response.append(
format_header(common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if (self._request.ws_extensions is not None
and len(self._request.ws_extensions) != 0):
response.append(
format_header(
common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
common.format_extensions(self._request.ws_extensions)))
# Headers not specific for WebSocket
for name, value in self._request.extra_headers:
response.append(format_header(name, value))
response.append(u'\r\n')
return u''.join(response)
def _create_handshake_response(self, accept):
response = []
response.append('HTTP/1.1 101 Switching Protocols\r\n')
response.append(format_header(
common.UPGRADE_HEADER, common.WEBSOCKET_UPGRADE_TYPE))
response.append(format_header(
common.CONNECTION_HEADER, common.UPGRADE_CONNECTION_TYPE))
response.append(format_header(
common.SEC_WEBSOCKET_ACCEPT_HEADER, accept))
if self._request.ws_protocol is not None:
response.append(format_header(
common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if (self._request.ws_extensions is not None and
len(self._request.ws_extensions) != 0):
response.append(format_header(
common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
common.format_extensions(self._request.ws_extensions)))
response.append('\r\n')
return ''.join(response)
def _create_handshake_response(self, accept):
response = []
response.append('HTTP/1.1 101 Switching Protocols\r\n')
# WebSocket headers
response.append(
format_header(common.UPGRADE_HEADER,
common.WEBSOCKET_UPGRADE_TYPE))
response.append(
format_header(common.CONNECTION_HEADER,
common.UPGRADE_CONNECTION_TYPE))
response.append(
format_header(common.SEC_WEBSOCKET_ACCEPT_HEADER, accept))
if self._request.ws_protocol is not None:
response.append(
format_header(common.SEC_WEBSOCKET_PROTOCOL_HEADER,
self._request.ws_protocol))
if (self._request.ws_extensions is not None
and len(self._request.ws_extensions) != 0):
response.append(
format_header(
common.SEC_WEBSOCKET_EXTENSIONS_HEADER,
common.format_extensions(self._request.ws_extensions)))
# MOZILLA: Add HSTS header if requested to
if self._request.sts is not None:
response.append(
format_header("Strict-Transport-Security", self._request.sts))
# /MOZILLA
# Headers not specific for WebSocket
for name, value in self._request.extra_headers:
response.append(format_header(name, value))
response.append('\r\n')
return ''.join(response)
