def start(self):
websocket_connect(
self.url,
# self.ioloop, # no longer takes this arg?
callback=self.on_connected,
on_message_callback=self.on_message)
self.ioloop.start()
def _connect(self,
conn_type,
session,
force_close,
force_release,
pool):
future = self._future_class()
request = self._connector(self._url)
if self._timeout:
future_conn = with_timeout(timeout, websocket_connect(request))
else:
future_conn = websocket_connect(request)
def get_conn(f):
try:
conn = f.result()
except socket.error:
future.set_exception(
RuntimeError("Could not connect to server."))
except socket.gaierror:
future.set_exception(
RuntimeError("Could not connect to server."))
except HTTPError as e:
future.set_exception(e)
except Exception as e:
future.set_exception(e)
else:
resp = Response(conn, self._future_class, self._loop)
gc = conn_type(resp, self._future_class, self._timeout,
self._username, self._password, self._loop,
force_close, pool, force_release, session)
future.set_result(gc)
future_conn.add_done_callback(get_conn)
return future
def test_status_dual_ws(self):
_mock_device = self._mock_device
class EventThread(threading.Thread):
def run(self):
for x in xrange(5):
stat = x % 2 and 'ready' or 'unavailable'
_mock_device._set_device('rtl', stat)
time.sleep(.2)
url = self.get_url('/status').replace('http', 'ws')
conn1 = yield websocket.websocket_connect(url,
io_loop=self.io_loop)
conn2 = yield websocket.websocket_connect(url,
io_loop=self.io_loop)
self.io_loop.add_callback(EventThread().start)
for x in xrange(5):
stat = x % 2 and 'ready' or 'unavailable'
message = yield conn1.read_message()
logging.debug("Connection 1 message #%s: %s", x, message)
data = json.loads(message)
self.assertEquals(stat, data['body']['status'])
message = yield conn2.read_message()
logging.debug("Connection 2 message #%s: %s", x, message)
data = json.loads(message)
self.assertEquals(stat, data['body']['status'])
conn1.close()
conn2.close()
# FIXME: Ensure that close is being called on websocket so that is tested
# tried with stop(), but unsure if that does anything
self.stop()
def test_websocket_callbacks(self):
websocket_connect("ws://localhost:%d/echo" % self.get_http_port(), io_loop=self.io_loop, callback=self.stop)
ws = self.wait().result()
ws.write_message("hello")
ws.read_message(self.stop)
response = self.wait().result()
self.assertEqual(response, "hello")
def _assertCrossDomainRequestFails(self, auth_url):
encoded_query_args = urlparse.urlencode(
{'jupyter_http_over_ws_auth_url': auth_url})
request = self.get_ws_connection_request(
'http_over_websocket/proxied_ws/requires-cookies-from-fake-auth-ws?'
+ encoded_query_args)
request.headers.add('Origin', WHITELISTED_ORIGIN)
with testing.ExpectLog('tornado.application',
'Uncaught error when proxying request',
required=True) as expect_log:
client = yield websocket.websocket_connect(request)
self.assertIsNotNone(client)
msg = yield client.read_message()
# Message of None indicates that the connection has been closed.
self.assertIsNone(msg)
self.assertEqual(500, client.close_code)
self.assertTrue(expect_log.logged_stack)
def test_diagnostic_handler_newer_protocol_version_requested(self):
request = self.get_ws_connection_request(
'http_over_websocket/diagnose')
request.url += '?min_version=0.0.7'
request.headers.add('Origin', WHITELISTED_ORIGIN)
request.headers.add('Cookie', '_xsrf=' + FAKE_XSRF_VALUE)
client = yield websocket.websocket_connect(request)
client.write_message('1')
response_body = yield client.read_message()
response = json.loads(response_body)
self.assertEqual(
{
'message_id': '1',
'extension_version': '0.0.6',
'has_authentication_cookie': True,
'is_outdated_extension': True
}, response)
def test_auth_url_provided_fails(self):
auth_url = self.get_server_base_url() + '/fake-auth?always_fail=1'
encoded_query_args = urlparse.urlencode(
{'jupyter_http_over_ws_auth_url': auth_url})
request = self.get_ws_connection_request('http_over_websocket?' +
encoded_query_args)
client = yield websocket.websocket_connect(request)
client.write_message(
self.get_request_json('/requires-cookies-from-fake-auth', '1234'))
response_body = yield client.read_message()
response = json.loads(response_body)
self.assertEqual('1234', response['message_id'])
self.assertEqual(500, response['status'])
self.assertEqual(
'Uncaught server-side exception. Check logs for additional details.',
response['statusText'])
self.assertTrue(response['done'])
def _on_open(self):
# Only proxy local connections.
proxy_path = self.request.uri.replace(self._PATH_PREFIX,
os.environ['JUPYTER_SERVER_URL'])
proxy_url = os.environ['JUPYTER_SERVER_URL']
#proxy_url = '{}://{}{}'.format(_PROTOCOL_MAP[self.request.protocol],
# self.request.host, proxy_path)
yield self._attach_auth_cookies()
self.log.info('proxying WebSocket connection to: {}'.format(proxy_url))
proxy_request = httpclient.HTTPRequest(url=proxy_url,
method='GET',
headers=self.request.headers,
body=None,
ca_certs=self.ca_certs)
_modify_proxy_request_test_only(proxy_request)
client = yield websocket.websocket_connect(
proxy_request, on_message_callback=self._on_proxied_message)
raise gen.Return(client)
def connect_to_server(self, host, port):
def on_connect(conn):
self.matching_server_connection = conn
print('Connected to matching server')
def on_message_callback(message):
if message is None:
self.matching_server_connection = None
self.connect_to_next_server()
else:
self.message.on_next(message)
future = websocket_connect(
'ws://{}:{}/exchange'.format(host, port),
on_message_callback=on_message_callback
)
Observable.from_future(future).subscribe(
on_connect,
lambda error: self.connect_to_next_server()
)
def test_bulkio_ws(self):
# NOTE: A timeout means the website took too long to respond
# it could mean that bulkio port is not sending data
cid = next((cp['id']
for cp in self.components if cp['name'] == 'SigGen'), None)
if not cid:
self.fail('Unable to find SigGen component')
url = self.get_url("%s/components/%s/ports/out/bulkio" %
(Default.REST_BASE + self.base_url, cid)).replace(
'http', 'ws')
conn1 = yield websocket.websocket_connect(url, io_loop=self.io_loop)
foundSRI = False
for x in xrange(10):
msg = yield conn1.read_message()
try:
data = json.loads(msg)
logging.debug("Got SRI %s", data)
foundSRI = True
props = set(('hversion', 'xstart', 'xdelta', 'xunits',
'subsize', 'ystart', 'ydelta', 'yunits', 'mode',
'streamID', 'blocking', 'keywords'))
missing = props.difference(data.keys())
if missing:
self.fail("Missing SRI properties %s" % missing)
except ValueError:
data = dict(data=msg)
if data.get('error', None):
self.fail('Recieved websocket error %s' % data)
#conn1.protocol.close()
conn1.close()
# wait a little bit to force close to take place in ioloop
# (if we return without waiting, ioloop closes before websocket closes)
x = yield gen.Task(self.io_loop.add_timeout, time.time() + .5)
if not foundSRI:
self.fail('Did not receive SRI')
def test_forbidden_update(self):
token = yield self.get_token("*****@*****.**", "elastickube123")
request = HTTPRequest(
"ws://%s/api/v1/ws" % self.get_api_address(),
headers=dict([(api.ELASTICKUBE_TOKEN_HEADER, token)]),
validate_cert=False
)
connection = yield websocket_connect(request)
correlation = str(uuid.uuid4())[:10]
connection.write_message(json.dumps({"action": "settings", "operation": "update", "correlation": correlation}))
response = yield self.wait_message(connection, correlation)
self.validate_response(response, 403, correlation, "update", "settings")
self.assertTrue(isinstance(response["body"], dict), "Body is not a dict but %s" % type(response["body"]))
self.assertTrue(response["body"]["message"] == "Operation update forbidden for action settings.",
"Message is %s instead of 'Operation update forbidden for action settings.'" %
response["body"]["message"])
connection.close()
def test_diagnostic_handler_no_problems_request(self):
request = self.get_ws_connection_request(
http_over_ws_url='http_over_websocket/diagnose')
request.url += '?min_version=0.0.6'
request.headers.add('Origin', WHITELISTED_ORIGIN)
request.headers.add('Cookie', '_xsrf=5678')
client = yield websocket.websocket_connect(request)
self.assertNotEqual(None, client)
client.write_message('1')
response_body = yield client.read_message()
response = json.loads(response_body)
self.assertEqual(
{
'message_id': '1',
'extension_version': '0.0.6',
'has_authentication_cookie': True,
'is_outdated_extension': False
}, response)
def geth_websocket_connect(url,
io_loop=None,
callback=None,
connect_timeout=None,
on_message_callback=None,
compression_options=None):
"""Helper function for connecting to geth via websockets, which may need the
origin set should there be no --wsorigin * option set in geth's config"""
if not isinstance(url, tornado.httpclient.HTTPRequest):
if url.startswith('wss://'):
origin = 'https://{}'.format(socket.gethostname())
else:
origin = 'http://{}'.format(socket.gethostname())
url = tornado.httpclient.HTTPRequest(url, headers={'Origin': origin})
return websocket_connect(url,
io_loop=io_loop,
callback=callback,
connect_timeout=connect_timeout,
on_message_callback=on_message_callback,
compression_options=compression_options)
def test_websocket_handler_cors_origin_wildcard(self):
self._app.mod_opts['cors_origin'] = '*'
response = yield self.http_client.fetch(
self.get_url('/login'),
method='POST',
body=urlencode(self.auth_creds),
headers={'Content-Type': self.content_type_map['form']})
token = json.loads(
self.decode_body(response).body)['return'][0]['token']
url = 'ws://127.0.0.1:{0}/all_events/{1}'.format(
self.get_http_port(), token)
request = HTTPRequest(url,
headers={
'Origin': 'http://foo.bar',
'Host': 'example.com'
})
ws = yield websocket_connect(request)
ws.write_message('websocket client ready')
ws.close()
def spawn_kernel(self, kernel_body='{}'):
'''
Code to spawn a kernel and return a websocket connection to it.
'''
# Request a kernel
response = yield self.http_client.fetch(
self.get_url('/api/kernels'),
method='POST',
body=kernel_body
)
self.assertEqual(response.code, 201)
# Connect to the kernel via websocket
kernel = json_decode(response.body)
ws_url = 'ws://localhost:{}/api/kernels/{}/channels'.format(
self.get_http_port(),
url_escape(kernel['id'])
)
ws = yield websocket_connect(ws_url)
raise Return(ws)
def test_auth_url_provided_forwards_cookies(self):
auth_url = self.get_server_base_url() + '/fake-auth'
encoded_query_args = urlparse.urlencode(
{'jupyter_http_over_ws_auth_url': auth_url})
request = self.get_ws_connection_request('http_over_websocket?' +
encoded_query_args)
client = yield websocket.websocket_connect(request)
client.write_message(
self.get_request_json('/requires-cookies-from-fake-auth', '1234'))
response_body = yield client.read_message()
response = json.loads(response_body)
self.assertEqual(200, response['status'])
# RequiresCookieFromFakeAuthHandler writes cookies that should have
# been received by performing a request to the auth url.
self.assertEqual('X-Test-Cookie: "1" X-Other-Test-Cookie: "2"',
base64.b64decode(response['data']).decode('utf-8'))
self.assertEqual('1234', response['message_id'])
self.assertTrue(response['done'])
def _connect(self, kernel_id):
ws_url = url_path_join(
os.getenv('KG_WS_URL', KG_URL.replace('http', 'ws')),
'/api/kernels', url_escape(kernel_id), 'channels')
self.log.info('Connecting to {}'.format(ws_url))
parameters = {
"headers": KG_HEADERS,
"validate_cert": VALIDATE_KG_CERT,
"auth_username": KG_HTTP_USER,
"auth_password": KG_HTTP_PASS,
"connect_timeout": KG_CONNECT_TIMEOUT,
"request_timeout": KG_REQUEST_TIMEOUT
}
if KG_CLIENT_KEY:
parameters["client_key"] = KG_CLIENT_KEY
parameters["client_cert"] = KG_CLIENT_CERT
if KG_CLIENT_CA:
parameters["ca_certs"] = KG_CLIENT_CA
request = HTTPRequest(ws_url, **parameters)
self.ws_future = websocket_connect(request)
self.ws = yield self.ws_future
async def _connect(self, kernel_id, message_callback):
# websocket is initialized before connection
self.ws = None
self.kernel_id = kernel_id
ws_url = url_path_join(
GatewayClient.instance().ws_url,
GatewayClient.instance().kernels_endpoint,
url_escape(kernel_id),
"channels",
)
self.log.info(f"Connecting to {ws_url}")
kwargs: dict = {}
kwargs = GatewayClient.instance().load_connection_args(**kwargs)
request = HTTPRequest(ws_url, **kwargs)
self.ws_future = websocket_connect(request)
self.ws_future.add_done_callback(self._connection_done)
loop = IOLoop.current()
loop.add_future(self.ws_future,
lambda future: self._read_messages(message_callback))
def test_auth_url_provided_forwards_cookies_and_propagates_xsrf(self):
auth_url = self.get_server_base_url() + '/fake-auth'
encoded_query_args = urlparse.urlencode(
{'jupyter_http_over_ws_auth_url': auth_url})
request = self.get_ws_connection_request('http_over_websocket?' +
encoded_query_args)
client = yield websocket.websocket_connect(request)
client.write_message(
self.get_request_json(
'/api/sessions', '1234', method='POST', body='somedata'))
response_body = yield client.read_message()
response = json.loads(response_body)
self.assertEqual(200, response['status'])
self.assertEqual('somedata',
base64.b64decode(response['data']).decode('utf-8'))
self.assertEqual('1234', response['message_id'])
self.assertIn(TEST_XSRF_HEADER, response['headers'])
self.assertEqual(FAKE_XSRF_VALUE, response['headers'][TEST_XSRF_HEADER])
self.assertTrue(response['done'])
def _connect(self, message=None):
""" Create (force) a tornado websocket connection. Try NB_CONNECTION_ATTEMPTS attempts,
waiting for ATTEMPT_DELAY_SECONDS seconds between 2 attempts.
Raise an exception if it cannot connect.
:param message: if provided, print this message as a logger info before starting to connect.
:type message: str, optional
"""
if message:
LOGGER.info(message)
# We are connecting.
self.is_connecting.clear()
# Create a connection (currently using websockets).
self.connection = None
for attempt_index in range(constants.NB_CONNECTION_ATTEMPTS):
try:
future_connection = websocket_connect(self.url)
self.connection = yield gen.with_timeout(
timedelta(seconds=constants.ATTEMPT_DELAY_SECONDS),
future_connection)
break
except (gen.TimeoutError, ConnectionAbortedError, ConnectionError,
ConnectionRefusedError, ConnectionResetError) as ex:
if attempt_index + 1 == constants.NB_CONNECTION_ATTEMPTS:
raise ex
LOGGER.warning('Connection failing (attempt %d), retrying.',
attempt_index + 1)
yield gen.sleep(constants.ATTEMPT_DELAY_SECONDS)
if not self.connection_count:
# Start receiving messages as soon as we are connected.
ioloop.IOLoop.current().add_callback(self._handle_socket_messages)
# We are connected.
self.connection_count += 1
self.is_connecting.set()
LOGGER.info('Connection succeeds.')
def connect_cloud(url):
conn = yield websocket_connect(url)
print "edison connected to cloud"
while True:
msg = yield conn.read_message()
if msg is None: break
msg = json_decode(msg)
print "received one message from cloud"
print msg
protocal = msg[0]
if protocal == "LITEOSDEMO":
content = msg[1]["content"]
if content.startswith("HUAWEI//CMD//"):
command = content.split("HUAWEI//CMD//")[1]
print "receive command from cloud: %s" % command
# cmd 格式 01$1!
u.writeStr(cmd.encode("ascii"))
print "send keyboard move: %s" % cmd
else:
print "error content"
else:
print "unsupported comment"
def test_gets_user_session_auth(self):
c = Client()
response = c.post("/login/",
data={
"username": self.username,
"password": self.password
})
cookies = response.cookies
cookie_names = (
"sessionid",
"csrftoken",
)
cookie_header = "; ".join("{}={}".format(name, cookies[name].value)
for name in cookie_names)
request = HTTPRequest(self.get_url("/").replace("http", "ws"),
headers={
"Cookie": cookie_header,
"X-CSRFToken": cookies["csrftoken"].value
})
conn = yield websocket_connect(request)
response = yield conn.read_message()
self.assertEquals(User.objects.get(pk=int(response)), self.user)
def test_invalid_token(self):
request = HTTPRequest("ws://%s/api/v1/ws" % self.get_api_address(),
headers=dict([(api.ELASTICKUBE_TOKEN_HEADER,
'fake_token')]),
validate_cert=False)
connection = yield websocket_connect(request)
connection.write_message(
json.dumps({
"action": "charts",
"operation": "watch",
"correlation": str(uuid.uuid4())[:10]
}))
response = yield self.wait_message(connection)
self.assertTrue(isinstance(response, dict),
"Body is not a dict but %s" % type(response))
self.assertTrue(
response["error"]["message"] == "Invalid token.",
"Message is %s instead of 'Invalid token.'" %
(response["error"]["message"]))
connection.close()
def new_kernel(self, session_id):
"""Start a new kernel, and connect a websocket for each channel
Returns Kernel model dict, adding websocket object at each channel name.
"""
kernel = self.api_request('kernels',
method='POST',
data=json.dumps({'name': 'python'}))
kernel_id = kernel['id']
cookie_headers = {
'Cookie':
'; '.join([
'%s=%s' % (name, value)
for name, value in self.cookies.items()
])
}
url = url_path_join('ws' + self.url[4:], 'api', 'kernels', kernel_id,
'channels')
url += '?session_id=%s' % session_id
req = HTTPRequest(url, headers=cookie_headers, validate_cert=False)
kernel['channels'] = yield websocket_connect(req)
raise gen.Return(kernel)
def _connect(self):
"""
Fire up a websocket connection.
"""
try:
if self._sim.predict is True:
url = self.brain._prediction_url()
else:
url = self.brain._simulation_url()
log.info("trying to connect: {}".format(url))
req = HTTPRequest(url,
connect_timeout=_CONNECT_TIMEOUT_SECS,
request_timeout=_CONNECT_TIMEOUT_SECS)
req.headers['Authorization'] = self.brain.config.accesskey
req.headers['User-Agent'] = self.brain._user_info
self._ws = yield websocket_connect(req)
except Exception as e:
raise gen.Return(repr(e))
else:
raise gen.Return(None)
def create_broker_connection(self, url):
"""
Create an asynchronous connection to the broker.
"""
while True:
try:
self.broker = yield websocket_connect(url)
except ConnectionRefusedError:
logger.warning("Cannot connect, retrying in 3s")
else:
logger.info("Connected to broker, sending auth token")
self.broker.write_message(auth_token(self.keys))
yield gen.sleep(1)
self.fetch_nodes_cache('all')
while True:
message = yield self.broker.read_message()
if message is None:
logger.warning("Connection with broker lost.")
break
self.on_broker_message(message)
yield gen.sleep(3)
def test_publish_event(self, mock_authorize):
connection_subscriber = MockConnection()
tornwamp_topic.topics.add_subscriber("interstellar",
connection_subscriber)
request = self.build_request()
ws = yield websocket_connect(request)
options = {"acknowledge": True}
msg = messages.PublishMessage(request_id=1,
topic="interstellar",
kwargs={"review": "Mind blowing"},
options=options)
ws.write_message(msg.json)
text = yield ws.read_message()
published_msg = messages.PublishedMessage.from_text(text)
self.assertEqual(published_msg.request_id, 1)
text = connection_subscriber._websocket.message
event_msg = messages.EventMessage.from_text(text)
self.assertEqual(event_msg.kwargs, {u'review': u'Mind blowing'})
def connect(self):
print ("Establishing connection to "+self.url)
try:
self.ws = yield websocket_connect(self.url)
except:
print ("connection error "+self.url)
else:
print ("connected to "+self.url)
self.run()
# code for subscribing goes here
if self.mode==1:
self.bitfinexSubscribe()#comment this line for debugging
pass
elif self.mode==2:
self.gdaxSubscribe()
pass
# elif self.mode==0:
# print ("you have entered the dungeon, exit now!!!!")
# self.ioloop.stop()
else:
pass
def goods(students, plan_id, user_id, token, num):
ws = yield websocket_connect(g_ws_url)
request = {
"MessageType": "get",
"UserIdFrom": user_id,
"UserFlagFrom": token[:5],
"PlanId": plan_id,
"StartTextId": 0,
"StartSignalId": 0,
"StartGoodId": 0
}
text = json.dumps(request, separators=(",", ":"))
ws.write_message(text)
read_msg(ws)
print("start good")
n = 0
for _ in range(num):
for i in students:
print("i=[{}] n=[{}]".format(i, n))
n += 1
add_msg(ws, plan_id, user_id, token, i, "", 100, "1")
yield gen.sleep(0.0001)
def websocket_open(io_loop, url, origin=None):
result = {}
@gen.coroutine
def handle_connection(future):
result['connection'] = future
io_loop.stop()
request = HTTPRequest(url)
if origin is not None:
request.headers['Origin'] = origin
resp = websocket_connect(request)
io_loop.add_future(resp, handle_connection)
io_loop.start()
if 'connection' not in result:
raise RuntimeError("Failed to handle websocket connect")
future = result['connection']
if future.exception():
raise future.exception()
else:
future.result().close()
return None
def setupQQLight():
while 1:
try:
BotInterface.QQLightWs = yield websocket_connect(
HTTPRequest('ws://{}:{}/'.format(options.qlhost,
options.qlport),
validate_cert=False))
while 1:
nxt = sleep(options.delay)
message = yield BotInterface.QQLightWs.read_message()
try:
message = json.loads(to_basestring(message),
object_hook=DottedDict)
yield MessageInQueue.put(message)
except Exception as e:
log.exception(e)
yield nxt
except Exception as e:
log.exception(e)
# 300秒后重连
log.info('reconnect qqlight bot after 300s')
yield sleep(300)
def test_stop_does_stop_car(self):
self.test_app.car_state.zero_all()
ws = yield websocket_connect(self.test_url % self.get_http_port(),
io_loop=self.io_loop)
ws.write_message(generate_speed_inc_message(-10, left=True))
response = yield ws.read_message()
self.assertIsNotNone(response)
res = json.loads(response)
self.assertIsInstance(res, dict)
car_state = self.test_app.car_state
self.assertEqual(car_state.left_motor, -10)
self.assertEqual(car_state.right_motor, 0)
ws.write_message(generate_stop_message())
response = yield ws.read_message()
self.assertIsInstance(res, dict)
car_state = self.test_app.car_state
self.assertEqual(car_state.left_motor, 0)
self.assertEqual(car_state.right_motor, 0)
self.test_app.car_state.zero_all()
def test_programming_error_propagates(self):
# Ensure that any programming errors from how the proxy is implemented
# (i.e. malformed requests) are properly logged.
# Ideally, there aren't any programming errors in the current
# implementation. Should one exist, it would be better to fix it rather than
# use it as a test case here.
ws_request = self.get_ws_connection_request('always_throwing_http_over_ws')
client = yield websocket.websocket_connect(ws_request)
with testing.ExpectLog(
'tornado.application',
'Uncaught error when proxying request',
required=True) as expect_log:
client.write_message(self.get_request_json('/api/sessions', '1234'))
response_body = yield client.read_message()
# Message of None indicates that the connection has been closed.
self.assertIsNotNone(response_body)
response = json.loads(response_body)
self.assertEqual(500, response['status'])
self.assertTrue(expect_log.logged_stack)
def test_proxied_connection_io(self):
request = self.get_ws_connection_request(
'http_over_websocket/proxied_ws/echoing-ws?someparam=1')
request.headers.add('Origin', ALLOWED_ORIGIN)
request.headers.add('X-Echo-Header', 'example')
client = yield websocket.websocket_connect(request)
self.assertIsNotNone(client)
# EchoingWebSocketHandler writes a message on connection with request
# details.
initial_message = yield client.read_message()
self.assertEqual(
'<ECHO INIT> GET /echoing-ws?someparam=1 X-Echo-Header: example',
initial_message)
client.write_message('1')
echo_message = yield client.read_message()
self.assertEqual('<ECHO RESPONSE> 1', echo_message)
client.write_message('something else!')
echo_message = yield client.read_message()
self.assertEqual('<ECHO RESPONSE> something else!', echo_message)