def connect(self, keep_alive_sec):
self._logger.info("Performing sync connect...")
event = Event()
self.connect_async(keep_alive_sec, self._create_blocking_ack_callback(event))
if not event.wait(self._connect_disconnect_timeout_sec):
self._logger.error("Connect timed out")
raise connectTimeoutException()
return True
def connect(self, keep_alive_sec):
self._logger.info("Performing sync connect...")
event = Event()
self.connect_async(keep_alive_sec, self._create_blocking_ack_callback(event))
if not event.wait(self._connect_disconnect_timeout_sec):
self._logger.error("Connect timed out")
raise connectTimeoutException()
return True
def connect(self, keepAliveInterval=30):
if keepAliveInterval is None:
self._log.error("connect: None type inputs detected.")
raise TypeError("None type inputs detected.")
if not isinstance(keepAliveInterval, int):
self._log.error(
"connect: Wrong input type detected. KeepAliveInterval must be an integer."
)
raise TypeError("Non-integer type inputs detected.")
# Return connect succeeded/failed
ret = False
# TLS configuration
if self._useWebsocket:
# History issue from Yun SDK where AR9331 embedded Linux only have Python 2.7.3
# pre-installed. In this version, TLSv1_2 is not even an option.
# SSLv23 is a work-around which selects the highest TLS version between the client
# and service. If user installs opensslv1.0.1+, this option will work fine for Mutal
# Auth.
# Note that we cannot force TLSv1.2 for Mutual Auth. in Python 2.7.3 and TLS support
# in Python only starts from Python2.7.
# See also: https://docs.python.org/2/library/ssl.html#ssl.PROTOCOL_SSLv23
self._pahoClient.tls_set(ca_certs=self._cafile,
cert_reqs=ssl.CERT_REQUIRED,
tls_version=ssl.PROTOCOL_SSLv23)
self._log.info("Connection type: Websocket")
else:
self._pahoClient.tls_set(self._cafile, self._cert, self._key,
ssl.CERT_REQUIRED,
ssl.PROTOCOL_SSLv23) # Throw exception...
self._log.info("Connection type: TLSv1.2 Mutual Authentication")
# Connect
self._pahoClient.connect(self._host, self._port,
keepAliveInterval) # Throw exception...
self._pahoClient.loop_start()
TenmsCount = 0
while (TenmsCount != self._connectdisconnectTimeout * 100
and self._connectResultCode == sys.maxsize):
TenmsCount += 1
time.sleep(0.01)
if (self._connectResultCode == sys.maxsize):
self._log.error("Connect timeout.")
self._pahoClient.loop_stop()
raise connectTimeoutException()
elif (self._connectResultCode == 0):
ret = True
self._log.info("Connected to AWS IoT.")
self._log.debug("Connect time consumption: " +
str(float(TenmsCount) * 10) + "ms.")
else:
self._log.error("A connect error happened: " +
str(self._connectResultCode))
self._pahoClient.loop_stop()
raise connectError(self._connectResultCode)
return ret
def connect(self, keep_alive_sec, raise_on_timeout=True):
self._logger.info("Performing sync connect...")
event = Event()
self.connect_async(keep_alive_sec,
self._create_blocking_ack_callback(event))
if not event.wait(self._connect_disconnect_timeout_sec):
self._logger.warning("Connect timed out, will try to reconnect")
if raise_on_timeout:
raise connectTimeoutException()
else:
return False
return True
def connect(self, keepAliveInterval=30):
if keepAliveInterval is None :
self._log.error("connect: None type inputs detected.")
raise TypeError("None type inputs detected.")
if not isinstance(keepAliveInterval, int):
self._log.error("connect: Wrong input type detected. KeepAliveInterval must be an integer.")
raise TypeError("Non-integer type inputs detected.")
# Return connect succeeded/failed
ret = False
# TLS configuration
if self._useWebsocket:
# History issue from Yun SDK where AR9331 embedded Linux only have Python 2.7.3
# pre-installed. In this version, TLSv1_2 is not even an option.
# SSLv23 is a work-around which selects the highest TLS version between the client
# and service. If user installs opensslv1.0.1+, this option will work fine for Mutal
# Auth.
# Note that we cannot force TLSv1.2 for Mutual Auth. in Python 2.7.3 and TLS support
# in Python only starts from Python2.7.
# See also: https://docs.python.org/2/library/ssl.html#ssl.PROTOCOL_SSLv23
self._pahoClient.tls_set(ca_certs=self._cafile, cert_reqs=ssl.CERT_REQUIRED, tls_version=ssl.PROTOCOL_SSLv23)
self._log.info("Connection type: Websocket")
else:
self._pahoClient.tls_set(self._cafile, self._cert, self._key, ssl.CERT_REQUIRED, ssl.PROTOCOL_SSLv23) # Throw exception...
self._log.info("Connection type: TLSv1.2 Mutual Authentication")
# Connect
self._pahoClient.connect(self._host, self._port, keepAliveInterval) # Throw exception...
self._pahoClient.loop_start()
TenmsCount = 0
while(TenmsCount != self._connectdisconnectTimeout * 100 and self._connectResultCode == sys.maxsize):
TenmsCount += 1
time.sleep(0.01)
if(self._connectResultCode == sys.maxsize):
self._log.error("Connect timeout.")
self._pahoClient.loop_stop()
raise connectTimeoutException()
elif(self._connectResultCode == 0):
ret = True
self._log.info("Connected to AWS IoT.")
self._log.debug("Connect time consumption: " + str(float(TenmsCount) * 10) + "ms.")
else:
self._log.error("A connect error happened: " + str(self._connectResultCode))
self._pahoClient.loop_stop()
raise connectError(self._connectResultCode)
return ret