def run(self):
"""Run the client.
Shake hands and then repeat sending message and receiving its echo.
"""
self._socket = socket.socket()
self._socket.settimeout(self._options.socket_timeout)
try:
self._socket.connect(
(self._options.server_host, self._options.server_port))
if self._options.use_tls:
self._socket = _TLSSocket(self._socket)
self._handshake = ClientHandshakeProcessor(self._socket,
self._options)
self._handshake.handshake()
self._logger.info('Connection established')
request = ClientRequest(self._socket)
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self._options.use_permessage_deflate is not False:
framer = self._options.use_permessage_deflate
framer.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
for line in self._options.message.split(','):
self._stream.send_message(line)
if self._options.verbose:
print('Send: %s' % line)
try:
received = self._stream.receive_message()
if self._options.verbose:
print('Recv: %s' % received)
except Exception as e:
if self._options.verbose:
print('Error: %s' % e)
raise
self._do_closing_handshake()
finally:
self._socket.close()
def _prepare_stream(self, host, port, which):
self._stream_name = which;
self._socket = socket.create_connection(address=(host, port), timeout=self._options.socket_timeout)
uri = '/%d/%s' % (self._options.tstamp, which)
handshake = ClientHandshakeProcessor(self._socket, host, port)
handshake.handshake(uri)
request = ClientRequest(self._socket)
request.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
self._stream = Stream(request, stream_option)
def __init__(self,
uri=None,
headers_in={},
connection=None,
method='GET',
protocol='HTTP/1.1',
is_https=False):
"""Construct an instance.
Arguments:
uri: URI of the request.
headers_in: Request headers.
connection: Connection used for the request.
method: request method.
is_https: Whether this request is over SSL.
See the document of mod_python Request for details.
"""
self.uri = uri
self.unparsed_uri = uri
self.connection = connection
self.method = method
self.protocol = protocol
self.headers_in = MockTable(headers_in)
# self.is_https_ needs to be accessible from tests. To avoid name
# conflict with self.is_https(), it is named as such.
self.is_https_ = is_https
self.ws_stream = Stream(self, StreamOptions())
self.ws_close_code = None
self.ws_close_reason = None
self.ws_version = common.VERSION_HYBI_LATEST
self.ws_deflate = False
def do_handshake(self):
self._request.ws_close_code = None
self._request.ws_close_reason = None
# Parsing.
self._validate_request()
self._request.ws_resource = self._request.uri
self._request.ws_version = self._check_version()
try:
self._get_origin()
self._set_protocol()
self._parse_extensions()
self._set_accept()
self._logger.debug('Protocol version is ' + self._protocol_rfc())
# Setup extension processors.
self._request.ws_extension_processors = self._get_extension_processors_requested(
)
# List of extra headers. The extra handshake handler may add header
# data as name/value pairs to this list and pywebsocket appends
# them to the WebSocket handshake.
self._request.extra_headers = []
# Extra handshake handler may modify/remove processors.
self._dispatcher.do_extra_handshake(self._request)
stream_options = StreamOptions()
self._process_extensions(stream_options)
self._request.ws_stream = Stream(self._request, stream_options)
if self._request.ws_requested_protocols is not None:
if self._request.ws_protocol is None:
raise HandshakeException(
'do_extra_handshake must choose one subprotocol from '
'ws_requested_protocols and set it to ws_protocol')
validate_subprotocol(self._request.ws_protocol)
self._logger.debug('Subprotocol accepted: %r',
self._request.ws_protocol)
else:
if self._request.ws_protocol is not None:
raise HandshakeException(
'ws_protocol must be None when the client didn\'t '
'request any subprotocol')
self._send_handshake()
except HandshakeException as e:
if not e.status:
# Fallback to 400 bad request by default.
e.status = common.HTTP_STATUS_BAD_REQUEST
raise e
def _prepare_stream(self, host, port, which):
import mod_pywebsocket.common
from mod_pywebsocket.stream import Stream
from mod_pywebsocket.stream import StreamOptions
self._socket = socket.socket()
self._socket.settimeout(10)
# self._socket.settimeout(float(self._options[13]))
self._socket.connect((host, port))
uri = '/%d/%s' % (int(time.time()), which)
handshake = wsclient.ClientHandshakeProcessor(self._socket, host, port)
handshake.handshake(uri)
request = wsclient.ClientRequest(self._socket)
request.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
self._stream = Stream(request, stream_option)
def _create_blocking_request():
"""Creates MockRequest.
Data written to a MockRequest can be read out by calling
request.connection.written_data().
"""
req = mock.MockRequest(connection=mock.MockBlockingConn())
req.ws_version = common.VERSION_HYBI_LATEST
stream_options = StreamOptions()
req.ws_stream = Stream(req, stream_options)
return req
def _create_request_from_rawdata(read_data, permessage_deflate_request=None):
req = mock.MockRequest(connection=mock.MockConn(read_data))
req.ws_version = common.VERSION_HYBI_LATEST
req.ws_extension_processors = []
processor = None
if permessage_deflate_request is not None:
processor = PerMessageDeflateExtensionProcessor(
permessage_deflate_request)
stream_options = StreamOptions()
if processor is not None:
_install_extension_processor(processor, req, stream_options)
req.ws_stream = Stream(req, stream_options)
return req
def do_handshake(self):
check_header_lines(self._request, _MANDATORY_HEADERS)
self._request.ws_resource = self._request.uri
unused_host = get_mandatory_header(self._request, common.HOST_HEADER)
self._get_origin()
self._check_version()
self._set_protocol()
self._set_extensions()
key = self._get_key()
(accept, accept_binary) = compute_accept(key)
self._logger.debug('Sec-WebSocket-Accept: %r (%s)', accept,
util.hexify(accept_binary))
self._logger.debug('IETF HyBi 07 protocol')
self._request.ws_version = common.VERSION_HYBI07
stream_options = StreamOptions()
stream_options.deflate = self._request.ws_deflate
self._request.ws_stream = Stream(self._request, stream_options)
self._request.ws_close_code = None
self._request.ws_close_reason = None
self._dispatcher.do_extra_handshake(self._request)
if self._request.ws_requested_protocols is not None:
if self._request.ws_protocol is None:
raise HandshakeError(
'do_extra_handshake must choose one subprotocol from '
'ws_requested_protocols and set it to ws_protocol')
# TODO(tyoshino): Validate selected subprotocol value.
self._logger.debug('Subprotocol accepted: %r',
self._request.ws_protocol)
else:
if self._request.ws_protocol is not None:
raise HandshakeError(
'ws_protocol must be None when the client didn\'t request '
'any subprotocol')
self._send_handshake(accept)
self._logger.debug('Sent opening handshake response')
def connect(self):
self._socket = socket.socket()
self._socket.settimeout(int(self.dictionary.get('socket_timeout')))
try:
self._socket.connect((self.dictionary.get('server_host'),
int(self.dictionary.get('server_port'))))
if self.dictionary.get('use_tls') == 'True':
self._socket = _TLSSocket(self._socket)
version = self.dictionary.get('protocol_version')
self._handshake = ClientHandshakeProcessor(
self._socket, self.dictionary)
self._handshake.handshake()
self._logger.info('Connection established')
request = ClientRequest(self._socket)
version_map = {
_PROTOCOL_VERSION_HYBI13: common.VERSION_HYBI13}
request.ws_version = version_map[version]
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self.dictionary.get('deflate_stream') == 'True':
stream_option.deflate_stream = True
if self.dictionary.get('deflate_frame') == 'True':
processor = True
processor.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
listen = ListenSocket(self, self.received)
write = WriteSocket(self, self.toSend)
listen.start()
write.start()
finally:
print "po powitaniu, serwer oczekuje na dane"
def _create_request_from_rawdata(read_data,
deflate_stream=False,
deflate_frame_request=None,
perframe_compression_request=None,
permessage_compression_request=None):
req = mock.MockRequest(connection=mock.MockConn(''.join(read_data)))
req.ws_version = common.VERSION_HYBI_LATEST
stream_options = StreamOptions()
stream_options.deflate_stream = deflate_stream
req.ws_extension_processors = []
if deflate_frame_request is not None:
processor = DeflateFrameExtensionProcessor(deflate_frame_request)
_install_extension_processor(processor, req, stream_options)
elif perframe_compression_request is not None:
processor = PerFrameCompressionExtensionProcessor(
perframe_compression_request)
_install_extension_processor(processor, req, stream_options)
elif permessage_compression_request is not None:
processor = PerMessageCompressionExtensionProcessor(
permessage_compression_request)
_install_extension_processor(processor, req, stream_options)
req.ws_stream = Stream(req, stream_options)
return req
class KiwiSDRStreamBase(object):
"""KiwiSDR WebSocket stream base client."""
def __init__(self):
self._socket = None
self._decoder = None
self._sample_rate = None
self._isIQ = False
self._version_major = None
self._version_minor = None
self._modulation = None
self._stream = None
def connect(self, host, port):
# self._prepare_stream(host, port, 'SND')
pass
def _process_message(self, tag, body):
logging.warn('Unknown message tag: %s' % tag)
logging.warn(repr(body))
def _prepare_stream(self, host, port, which):
self._stream_name = which
self._socket = socket.create_connection(
address=(host, port), timeout=self._options.socket_timeout)
uri = '/%d/%s' % (self._options.tstamp, which)
handshake = ClientHandshakeProcessor(self._socket, host, port)
handshake.handshake(uri)
request = ClientRequest(self._socket)
request.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
self._stream = Stream(request, stream_option)
def _send_message(self, msg):
if msg != 'SET keepalive':
logging.debug("send SET (%s) %s", self._stream_name, msg)
self._stream.send_message(msg)
def _set_auth(self, client_type, password=''):
self._send_message('SET auth t=%s p=%s' % (client_type, password))
def set_name(self, name):
self._send_message('SET ident_user=%s' % (name))
def set_geo(self, geo):
self._send_message('SET geo=%s' % (geo))
def set_inactivity_timeout(self, timeout):
self._send_message('SET OVERRIDE inactivity_timeout=%d' % (timeout))
def _set_keepalive(self):
self._send_message('SET keepalive')
def _process_ws_message(self, message):
tag = bytearray2str(message[0:3])
body = message[3:]
self._process_message(tag, body)
def run(self):
"""Run the client.
Shake hands and then repeat sending message and receiving its echo.
"""
self._socket = socket.socket()
self._socket.settimeout(self._options.socket_timeout)
try:
self._socket.connect((self._options.server_host,
self._options.server_port))
if self._options.use_tls:
self._socket = _TLSSocket(
self._socket,
self._options.tls_module,
self._options.tls_version,
self._options.disable_tls_compression)
version = self._options.protocol_version
if (version == _PROTOCOL_VERSION_HYBI08 or
version == _PROTOCOL_VERSION_HYBI13):
self._handshake = ClientHandshakeProcessor(
self._socket, self._options)
elif version == _PROTOCOL_VERSION_HYBI00:
self._handshake = ClientHandshakeProcessorHybi00(
self._socket, self._options)
else:
raise ValueError(
'Invalid --protocol-version flag: %r' % version)
self._handshake.handshake()
self._logger.info('Connection established')
request = ClientRequest(self._socket)
version_map = {
_PROTOCOL_VERSION_HYBI08: common.VERSION_HYBI08,
_PROTOCOL_VERSION_HYBI13: common.VERSION_HYBI13,
_PROTOCOL_VERSION_HYBI00: common.VERSION_HYBI00}
request.ws_version = version_map[version]
if (version == _PROTOCOL_VERSION_HYBI08 or
version == _PROTOCOL_VERSION_HYBI13):
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self._options.deflate_frame is not False:
processor = self._options.deflate_frame
processor.setup_stream_options(stream_option)
if self._options.use_permessage_deflate is not False:
framer = self._options.use_permessage_deflate
framer.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
elif version == _PROTOCOL_VERSION_HYBI00:
self._stream = StreamHixie75(request, True)
for line in self._options.message.split(','):
self._stream.send_message(line)
if self._options.verbose:
print('Send: %s' % line)
try:
received = self._stream.receive_message()
if self._options.verbose:
print('Recv: %s' % received)
except Exception, e:
if self._options.verbose:
print('Error: %s' % e)
raise
self._do_closing_handshake()
def _create_stream(self, stream_options):
return Stream(self._request, stream_options)
class KiwiSDRStreamBase(object):
"""KiwiSDR WebSocket stream base client."""
def __init__(self):
self._socket = None
self._decoder = None
self._sample_rate = None
self._isIQ = False
self._version_major = None
self._version_minor = None
self._modulation = None
self._lowcut = 0
self._highcut = 0
self._frequency = 0
self._stream = None
def get_mod(self):
return self._modulation
def get_lowcut(self):
return self._lowcut
def get_highcut(self):
return self._highcut
def get_frequency(self):
return self._frequency
def connect(self, host, port):
# self._prepare_stream(host, port, 'SND')
pass
def _process_message(self, tag, body):
logging.warn('Unknown message tag: %s' % tag)
logging.warn(repr(body))
def _prepare_stream(self, host, port, which):
self._stream_name = which
self._socket = socket.create_connection(
address=(host, port), timeout=self._options.socket_timeout)
uri = '/%d/%s' % (self._options.timestamp, which)
handshake = ClientHandshakeProcessor(self._socket, host, port)
handshake.handshake(uri)
request = ClientRequest(self._socket)
request.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
self._stream = Stream(request, stream_option)
def _send_message(self, msg):
if msg != 'SET keepalive':
logging.debug("send SET (%s) %s", self._stream_name, msg)
self._stream.send_message(msg)
def _set_auth(self, client_type, password='', tlimit_password=''):
if tlimit_password != '':
if password == '':
## when the password is empty set it to '#' in order to correctly parse tlimit_password
## note that '#' as a password is being ignored by the kiwi server
password = '******'
self._send_message('SET auth t=%s p=%s ipl=%s' %
(client_type, password, tlimit_password))
else:
self._send_message('SET auth t=%s p=%s' % (client_type, password))
def set_name(self, name):
self._send_message('SET ident_user=%s' % (name))
def set_geo(self, geo):
self._send_message('SET geo=%s' % (geo))
def _set_keepalive(self):
self._send_message('SET keepalive')
def _process_ws_message(self, message):
tag = bytearray2str(message[0:3])
body = message[3:]
self._process_message(tag, body)
class Connection(object):
"""WebSocket echo client."""
def __init__(self, configFile):
print "connection init"
self.configFile = configFile
self.dictionary=dict()
with open(self.configFile, 'r') as f:
for singleLine in f:
singleLine = singleLine.replace('\n','')
splitedLine = singleLine.split('=')
self.dictionary[splitedLine[0]] = splitedLine[1]
print self.dictionary
logging.basicConfig(level=logging.getLevelName(self.dictionary.get('log_level').upper()))
self._socket = None
self.received = Queue()
self.toSend = Queue()
self._logger = util.get_class_logger(self)
def connect(self):
self._socket = socket.socket()
self._socket.settimeout(int(self.dictionary.get('socket_timeout')))
try:
self._socket.connect((self.dictionary.get('server_host'),
int(self.dictionary.get('server_port'))))
if self.dictionary.get('use_tls') == 'True':
self._socket = _TLSSocket(self._socket)
version = self.dictionary.get('protocol_version')
self._handshake = ClientHandshakeProcessor(
self._socket, self.dictionary)
self._handshake.handshake()
self._logger.info('Connection established')
request = ClientRequest(self._socket)
version_map = {
_PROTOCOL_VERSION_HYBI13: common.VERSION_HYBI13}
request.ws_version = version_map[version]
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self.dictionary.get('deflate_stream') == 'True':
stream_option.deflate_stream = True
if self.dictionary.get('deflate_frame') == 'True':
processor = True
processor.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
listen = ListenSocket(self, self.received)
write = WriteSocket(self, self.toSend)
listen.start()
write.start()
finally:
print "po powitaniu, serwer oczekuje na dane"
def send(self, message):
for line in message.split(','):
self.toSend.put(line)
# self._stream.send_message(line)
print 'Send: %s' % line
def get_message(self):
return self.received.get(True)
def _do_closing_handshake(self):
"""Perform closing handshake using the specified closing frame."""
if self.dictionary.get('message').split(',')[-1] == _GOODBYE_MESSAGE:
# requested server initiated closing handshake, so
# expecting closing handshake message from server.
self._logger.info('Wait for server-initiated closing handshake')
message = self._stream.receive_message()
if message is None:
return
self._stream.close_connection()
kiwisocket.connect((kiwihost, kiwiport))
except:
print ("Failed to connect")
exit()
print ("Socket open...")
uri = '/%d/%s' % (int(time.time()), 'W/F')
handshake_wf = wsclient.ClientHandshakeProcessor(kiwisocket, kiwihost, kiwiport)
handshake_wf.handshake(uri)
request_wf = wsclient.ClientRequest(kiwisocket)
request_wf.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option_wf = StreamOptions()
stream_option_wf.mask_send = True
stream_option_wf.unmask_receive = False
wf_stream = Stream(request_wf, stream_option_wf)
print ("Waterfall data stream active...")
# send a sequence of messages to the server, hardcoded for now
# max wf speed, no compression
msg_list = ['SET auth t=kiwi p=%s'%kiwi_password, 'SET zoom=%d start=%d'%(zoom,cnt),\
'SET maxdb=0 mindb=-100', 'SET wf_speed=4', 'SET wf_comp=0', 'SET maxdb=-10 mindb=-110']
for msg in msg_list:
wf_stream.send_message(msg)
print ("Starting to retrieve waterfall data...")
########################### SND connection
# connect to kiwi server
kiwisocket_snd = None
snd_stream = None
kiwi_audio = options["audio_on"]
class EchoClient(object):
"""WebSocket echo client."""
def __init__(self, options):
self._options = options
self._socket = None
self._logger = util.get_class_logger(self)
def run(self):
"""Run the client.
Shake hands and then repeat sending message and receiving its echo.
"""
self._socket = socket.socket()
self._socket.settimeout(self._options.socket_timeout)
try:
self._socket.connect(
(self._options.server_host, self._options.server_port))
if self._options.use_tls:
self._socket = _TLSSocket(
self._socket, self._options.tls_module,
self._options.tls_version,
self._options.disable_tls_compression)
version = self._options.protocol_version
if (version == _PROTOCOL_VERSION_HYBI08
or version == _PROTOCOL_VERSION_HYBI13):
self._handshake = ClientHandshakeProcessor(
self._socket, self._options)
elif version == _PROTOCOL_VERSION_HYBI00:
self._handshake = ClientHandshakeProcessorHybi00(
self._socket, self._options)
else:
raise ValueError('Invalid --protocol-version flag: %r' %
version)
self._handshake.handshake()
self._logger.info('Connection established')
request = ClientRequest(self._socket)
version_map = {
_PROTOCOL_VERSION_HYBI08: common.VERSION_HYBI08,
_PROTOCOL_VERSION_HYBI13: common.VERSION_HYBI13,
_PROTOCOL_VERSION_HYBI00: common.VERSION_HYBI00
}
request.ws_version = version_map[version]
if (version == _PROTOCOL_VERSION_HYBI08
or version == _PROTOCOL_VERSION_HYBI13):
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self._options.deflate_frame is not False:
processor = self._options.deflate_frame
processor.setup_stream_options(stream_option)
if self._options.use_permessage_deflate is not False:
framer = self._options.use_permessage_deflate
framer.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
elif version == _PROTOCOL_VERSION_HYBI00:
self._stream = StreamHixie75(request, True)
for line in self._options.message.split(','):
self._stream.send_message(line)
if self._options.verbose:
print('Send: %s' % line)
try:
received = self._stream.receive_message()
if self._options.verbose:
print('Recv: %s' % received)
except Exception as e:
if self._options.verbose:
print('Error: %s' % e)
raise
self._do_closing_handshake()
finally:
self._socket.close()
def _do_closing_handshake(self):
"""Perform closing handshake using the specified closing frame."""
if self._options.message.split(',')[-1] == _GOODBYE_MESSAGE:
# requested server initiated closing handshake, so
# expecting closing handshake message from server.
self._logger.info('Wait for server-initiated closing handshake')
message = self._stream.receive_message()
if message is None:
print('Recv close')
print('Send ack')
self._logger.info('Received closing handshake and sent ack')
return
print('Send close')
self._stream.close_connection()
self._logger.info('Sent closing handshake')
print('Recv ack')
self._logger.info('Received ack')
class Handshaker(object):
"""This class performs WebSocket handshake."""
def __init__(self, request, dispatcher):
"""Construct an instance.
Args:
request: mod_python request.
dispatcher: Dispatcher (dispatch.Dispatcher).
Handshaker will add attributes such as ws_resource during handshake.
"""
self._logger = util.get_class_logger(self)
self._request = request
self._dispatcher = dispatcher
def do_handshake(self):
check_request_line(self._request)
validate_mandatory_header(self._request, common.UPGRADE_HEADER,
common.WEBSOCKET_UPGRADE_TYPE)
connection = get_mandatory_header(self._request,
common.CONNECTION_HEADER)
try:
connection_tokens = parse_token_list(connection)
except HandshakeError, e:
raise HandshakeError('Failed to parse %s: %s' %
(common.CONNECTION_HEADER, e))
connection_is_valid = False
for token in connection_tokens:
if token.lower() == common.UPGRADE_CONNECTION_TYPE.lower():
connection_is_valid = True
break
if not connection_is_valid:
raise HandshakeError(
'%s header doesn\'t contain "%s"' %
(common.CONNECTION_HEADER, common.UPGRADE_CONNECTION_TYPE))
self._request.ws_resource = self._request.uri
unused_host = get_mandatory_header(self._request, common.HOST_HEADER)
self._get_origin()
self._check_version()
self._set_protocol()
self._set_extensions()
key = self._get_key()
(accept, accept_binary) = compute_accept(key)
self._logger.debug('Sec-WebSocket-Accept: %r (%s)', accept,
util.hexify(accept_binary))
self._logger.debug('IETF HyBi 07 protocol')
self._request.ws_version = common.VERSION_HYBI07
stream_options = StreamOptions()
stream_options.deflate = self._request.ws_deflate
self._request.ws_stream = Stream(self._request, stream_options)
self._request.ws_close_code = None
self._request.ws_close_reason = None
self._dispatcher.do_extra_handshake(self._request)
if self._request.ws_requested_protocols is not None:
if self._request.ws_protocol is None:
raise HandshakeError(
'do_extra_handshake must choose one subprotocol from '
'ws_requested_protocols and set it to ws_protocol')
# TODO(tyoshino): Validate selected subprotocol value.
self._logger.debug('Subprotocol accepted: %r',
self._request.ws_protocol)
else:
if self._request.ws_protocol is not None:
raise HandshakeError(
'ws_protocol must be None when the client didn\'t request '
'any subprotocol')
self._send_handshake(accept)
self._logger.debug('Sent opening handshake response')
def do_handshake(self):
self._request.ws_close_code = None
self._request.ws_close_reason = None
# Parsing.
check_request_line(self._request)
validate_mandatory_header(self._request, common.UPGRADE_HEADER,
common.WEBSOCKET_UPGRADE_TYPE)
self._validate_connection_header()
self._request.ws_resource = self._request.uri
unused_host = get_mandatory_header(self._request, common.HOST_HEADER)
self._request.ws_version = self._check_version()
# This handshake must be based on latest hybi. We are responsible to
# fallback to HTTP on handshake failure as latest hybi handshake
# specifies.
try:
self._get_origin()
self._set_protocol()
self._parse_extensions()
# Key validation, response generation.
key = self._get_key()
(accept, accept_binary) = compute_accept(key)
self._logger.debug('%s: %r (%s)',
common.SEC_WEBSOCKET_ACCEPT_HEADER, accept,
util.hexify(accept_binary))
self._logger.debug('IETF HyBi protocol')
# Setup extension processors.
processors = []
if self._request.ws_requested_extensions is not None:
for extension_request in self._request.ws_requested_extensions:
processor = get_extension_processor(extension_request)
# Unknown extension requests are just ignored.
if processor is not None:
processors.append(processor)
self._request.ws_extension_processors = processors
# Extra handshake handler may modify/remove processors.
self._dispatcher.do_extra_handshake(self._request)
stream_options = StreamOptions()
self._request.ws_extensions = None
for processor in self._request.ws_extension_processors:
if processor is None:
# Some processors may be removed by extra handshake
# handler.
continue
extension_response = processor.get_extension_response()
if extension_response is None:
# Rejected.
continue
if self._request.ws_extensions is None:
self._request.ws_extensions = []
self._request.ws_extensions.append(extension_response)
processor.setup_stream_options(stream_options)
if self._request.ws_extensions is not None:
self._logger.debug(
'Extensions accepted: %r',
map(common.ExtensionParameter.name,
self._request.ws_extensions))
self._request.ws_stream = Stream(self._request, stream_options)
if self._request.ws_requested_protocols is not None:
if self._request.ws_protocol is None:
raise HandshakeException(
'do_extra_handshake must choose one subprotocol from '
'ws_requested_protocols and set it to ws_protocol')
validate_subprotocol(self._request.ws_protocol, hixie=False)
self._logger.debug('Subprotocol accepted: %r',
self._request.ws_protocol)
else:
if self._request.ws_protocol is not None:
raise HandshakeException(
'ws_protocol must be None when the client didn\'t '
'request any subprotocol')
self._send_handshake(accept)
except HandshakeException, e:
if not e.status:
# Fallback to 400 bad request by default.
e.status = common.HTTP_STATUS_BAD_REQUEST
raise e
print "Failed to connect, sleeping and reconnecting"
exit()
print "Socket open..."
uri = '/%d/%s' % (int(time.time()), 'W/F')
handshake = wsclient.ClientHandshakeProcessor(mysocket, host, port)
handshake.handshake(uri)
request = wsclient.ClientRequest(mysocket)
request.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
mystream = Stream(request, stream_option)
print "Data stream active..."
# send a sequence of messages to the server, hardcoded for now
# max wf speed, no compression
msg_list = ['SET auth t=kiwi p=', 'SET zoom=%d start=%d'%(zoom,offset),\
'SET maxdb=0 mindb=-100', 'SET wf_speed=4', 'SET wf_comp=0']
for msg in msg_list:
mystream.send_message(msg)
print "Starting to retrieve waterfall data..."
# number of samples to draw from server
length = options['length']
# create a numpy array to contain the waterfall data
wf_data = np.zeros((length, bins))
binary_wf_list = []
time = 0
class EchoClient(object):
"""WebSocket echo client."""
def __init__(self, options):
self._options = options
self._socket = None
self._logger = util.get_class_logger(self)
def run(self):
"""Run the client.
Shake hands and then repeat sending message and receiving its echo.
"""
self._socket = socket.socket()
self._socket.settimeout(self._options.socket_timeout)
try:
self._socket.connect(
(self._options.server_host, self._options.server_port))
if self._options.use_tls:
self._socket = _TLSSocket(self._socket)
self._handshake = ClientHandshakeProcessor(self._socket,
self._options)
self._handshake.handshake()
self._logger.info('Connection established')
request = ClientRequest(self._socket)
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self._options.use_permessage_deflate is not False:
framer = self._options.use_permessage_deflate
framer.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
for line in self._options.message.split(','):
self._stream.send_message(line)
if self._options.verbose:
print('Send: %s' % line)
try:
received = self._stream.receive_message()
if self._options.verbose:
print('Recv: %s' % received)
except Exception as e:
if self._options.verbose:
print('Error: %s' % e)
raise
self._do_closing_handshake()
finally:
self._socket.close()
def _do_closing_handshake(self):
"""Perform closing handshake using the specified closing frame."""
if self._options.message.split(',')[-1] == _GOODBYE_MESSAGE:
# requested server initiated closing handshake, so
# expecting closing handshake message from server.
self._logger.info('Wait for server-initiated closing handshake')
message = self._stream.receive_message()
if message is None:
print('Recv close')
print('Send ack')
self._logger.info('Received closing handshake and sent ack')
return
print('Send close')
self._stream.close_connection()
self._logger.info('Sent closing handshake')
print('Recv ack')
self._logger.info('Received ack')
print "Failed to connect, sleeping and reconnecting"
exit()
print "Socket open..."
uri = '/%d/%s' % (int(time.time()), 'W/F')
handshake = wsclient.ClientHandshakeProcessor(mysocket, host, port)
handshake.handshake(uri)
request = wsclient.ClientRequest(mysocket)
request.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
mystream = Stream(request, stream_option)
print "Data stream active..."
# send a sequence of messages to the server, hardcoded for now
msg_list = ['SET auth t=kiwi p=', 'SET zoom=%d start=%d'%(zoom,offset),\
'SET maxdb=0 mindb=-100', 'SET wf_speed=4', 'SET wf_comp=0']
for msg in msg_list:
mystream.send_message(msg)
print "Starting to retrieve waterfall data..."
# number of samples to draw from server
length = options['length']
# create a numpy array to contain the waterfall data
wf_data = np.zeros((length, bins))
binary_wf_list = []
time = 0
class EchoClient(object):
"""WebSocket echo client."""
def __init__(self, options):
self._options = options
self._socket = None
self._logger = util.get_class_logger(self)
def run(self):
"""Run the client.
Shake hands and then repeat sending message and receiving its echo.
"""
self._socket = socket.socket()
self._socket.settimeout(self._options.socket_timeout)
try:
self._socket.connect((self._options.server_host, self._options.server_port))
if self._options.use_tls:
self._socket = _TLSSocket(
self._socket,
self._options.tls_module,
self._options.tls_version,
self._options.disable_tls_compression,
)
version = self._options.protocol_version
if version == _PROTOCOL_VERSION_HYBI08 or version == _PROTOCOL_VERSION_HYBI13:
self._handshake = ClientHandshakeProcessor(self._socket, self._options)
elif version == _PROTOCOL_VERSION_HYBI00:
self._handshake = ClientHandshakeProcessorHybi00(self._socket, self._options)
else:
raise ValueError("Invalid --protocol-version flag: %r" % version)
self._handshake.handshake()
self._logger.info("Connection established")
request = ClientRequest(self._socket)
version_map = {
_PROTOCOL_VERSION_HYBI08: common.VERSION_HYBI08,
_PROTOCOL_VERSION_HYBI13: common.VERSION_HYBI13,
_PROTOCOL_VERSION_HYBI00: common.VERSION_HYBI00,
}
request.ws_version = version_map[version]
if version == _PROTOCOL_VERSION_HYBI08 or version == _PROTOCOL_VERSION_HYBI13:
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self._options.deflate_frame is not False:
processor = self._options.deflate_frame
processor.setup_stream_options(stream_option)
if self._options.use_permessage_deflate is not False:
framer = self._options.use_permessage_deflate
framer.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
elif version == _PROTOCOL_VERSION_HYBI00:
self._stream = StreamHixie75(request, True)
for line in self._options.message.split(","):
self._stream.send_message(line)
if self._options.verbose:
print "Send: %s" % line
try:
received = self._stream.receive_message()
if self._options.verbose:
print "Recv: %s" % received
except Exception, e:
if self._options.verbose:
print "Error: %s" % e
raise
self._do_closing_handshake()
finally:
class KiwiSDRStreamBase(object):
"""KiwiSDR WebSocket stream client."""
def __init__(self):
self._socket = None
self._decoder = None
self._sample_rate = None
self._isIQ = False
self._version_major = None
self._version_minor = None
self._modulation = None
def connect(self, host, port):
self._prepare_stream(host, port, 'SND')
pass
def _process_message(self, tag, body):
print 'Unknown message tag: %s' % tag
print repr(body)
def _prepare_stream(self, host, port, which):
import mod_pywebsocket.common
from mod_pywebsocket.stream import Stream
from mod_pywebsocket.stream import StreamOptions
self._socket = socket.socket()
self._socket.settimeout(10)
# self._socket.settimeout(float(self._options[13]))
self._socket.connect((host, port))
uri = '/%d/%s' % (int(time.time()), which)
handshake = wsclient.ClientHandshakeProcessor(self._socket, host, port)
handshake.handshake(uri)
request = wsclient.ClientRequest(self._socket)
request.ws_version = mod_pywebsocket.common.VERSION_HYBI13
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
self._stream = Stream(request, stream_option)
def _send_message(self, msg):
self._stream.send_message(msg)
def _set_auth(self, client_type, password=''):
self._send_message('SET auth t=%s p=%s' % (client_type, password))
def set_name(self, name):
self._send_message('SET ident_user=%s' % name)
def set_geo(self, geo):
self._send_message('SET geo=%s' % geo)
def set_inactivity_timeout(self, timeout):
self._send_message('SET OVERRIDE inactivity_timeout=%d' % timeout)
def _set_keepalive(self):
self._send_message('SET keepalive')
def _process_ws_message(self, message):
tag = message[0:3]
body = message[4:]
self._process_message(tag, body)
class EchoClient(object):
"""WebSocket echo client."""
def __init__(self, options):
self._options = options
self._socket = None
self._logger = util.get_class_logger(self)
def run(self):
"""Run the client.
Shake hands and then repeat sending message and receiving its echo.
"""
self._socket = socket.socket()
self._socket.settimeout(self._options.socket_timeout)
try:
self._socket.connect(
(self._options.server_host, self._options.server_port))
if self._options.use_tls:
self._socket = _TLSSocket(self._socket)
version = self._options.protocol_version
if (version == _PROTOCOL_VERSION_HYBI08
or version == _PROTOCOL_VERSION_HYBI13):
self._handshake = ClientHandshakeProcessor(
self._socket, self._options)
elif version == _PROTOCOL_VERSION_HYBI00:
self._handshake = ClientHandshakeProcessorHybi00(
self._socket, self._options)
elif version == _PROTOCOL_VERSION_HIXIE75:
self._handshake = ClientHandshakeProcessorHixie75(
self._socket, self._options)
else:
raise ValueError('Invalid --protocol-version flag: %r' %
version)
self._handshake.handshake()
self._logger.info('Connection established')
request = ClientRequest(self._socket)
version_map = {
_PROTOCOL_VERSION_HYBI08: common.VERSION_HYBI08,
_PROTOCOL_VERSION_HYBI13: common.VERSION_HYBI13,
_PROTOCOL_VERSION_HYBI00: common.VERSION_HYBI00,
_PROTOCOL_VERSION_HIXIE75: common.VERSION_HIXIE75
}
request.ws_version = version_map[version]
if (version == _PROTOCOL_VERSION_HYBI08
or version == _PROTOCOL_VERSION_HYBI13):
stream_option = StreamOptions()
stream_option.mask_send = True
stream_option.unmask_receive = False
if self._options.deflate_stream:
stream_option.deflate_stream = True
if self._options.deflate_frame is not False:
processor = self._options.deflate_frame
processor.setup_stream_options(stream_option)
self._stream = Stream(request, stream_option)
elif version == _PROTOCOL_VERSION_HYBI00:
self._stream = StreamHixie75(request, True)
elif version == _PROTOCOL_VERSION_HIXIE75:
self._stream = StreamHixie75(request)
for line in self._options.message.split(','):
self._stream.send_message(line)
if self._options.verbose:
print 'Send: %s' % line
try:
received = self._stream.receive_message()
if self._options.verbose:
print 'Recv: %s' % received
except Exception, e:
if self._options.verbose:
print 'Error: %s' % e
raise
if version != _PROTOCOL_VERSION_HIXIE75:
self._do_closing_handshake()
finally:
