def discover(
protocol: TPLinkSmartHomeProtocol = None,
target: str = "255.255.255.255",
port: int = 9999,
timeout: int = 3,
discovery_packets=3,
return_raw=False,
) -> Dict[str, SmartDevice]:
"""
Sends discovery message to 255.255.255.255:9999 in order
to detect available supported devices in the local network,
and waits for given timeout for answers from devices.
:param protocol: Protocol implementation to use
:param target: The target broadcast address (e.g. 192.168.xxx.255).
:param timeout: How long to wait for responses, defaults to 3
:param port: port to send broadcast messages, defaults to 9999.
:rtype: dict
:return: Array of json objects {"ip", "port", "sys_info"}
"""
if protocol is None:
protocol = TPLinkSmartHomeProtocol()
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(timeout)
req = json.dumps(Discover.DISCOVERY_QUERY)
_LOGGER.debug("Sending discovery to %s:%s", target, port)
encrypted_req = protocol.encrypt(req)
for i in range(discovery_packets):
sock.sendto(encrypted_req[4:], (target, port))
devices = {}
_LOGGER.debug("Waiting %s seconds for responses...", timeout)
try:
while True:
data, addr = sock.recvfrom(4096)
ip, port = addr
info = json.loads(protocol.decrypt(data))
device_class = Discover._get_device_class(info)
if return_raw:
devices[ip] = info
elif device_class is not None:
devices[ip] = device_class(ip)
except socket.timeout:
_LOGGER.debug("Got socket timeout, which is okay.")
except Exception as ex:
_LOGGER.error("Got exception %s", ex, exc_info=True)
_LOGGER.debug("Found %s devices: %s", len(devices), devices)
return devices
def discover(protocol: TPLinkSmartHomeProtocol = None,
port: int = 9999,
timeout: int = 3) -> Dict[str, SmartDevice]:
"""
Sends discovery message to 255.255.255.255:9999 in order
to detect available supported devices in the local network,
and waits for given timeout for answers from devices.
:param protocol: Protocol implementation to use
:param timeout: How long to wait for responses, defaults to 3
:param port: port to send broadcast messages, defaults to 9999.
:rtype: dict
:return: Array of json objects {"ip", "port", "sys_info"}
"""
if protocol is None:
protocol = TPLinkSmartHomeProtocol()
target = "255.255.255.255"
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(timeout)
req = json.dumps(Discover.DISCOVERY_QUERY)
_LOGGER.debug("Sending discovery to %s:%s", target, port)
encrypted_req = protocol.encrypt(req)
sock.sendto(encrypted_req[4:], (target, port))
devices = {}
_LOGGER.debug("Waiting %s seconds for responses...", timeout)
try:
while True:
data, addr = sock.recvfrom(4096)
ip, port = addr
info = json.loads(protocol.decrypt(data))
device_class = Discover._get_device_class(info)
if device_class is not None:
devices[ip] = device_class(ip)
except socket.timeout:
_LOGGER.debug("Got socket timeout, which is okay.")
except Exception as ex:
_LOGGER.error("Got exception %s", ex, exc_info=True)
return devices
def discover(protocol: TPLinkSmartHomeProtocol = None,
port: int = 9999,
timeout: int = 3) -> Dict[str, SmartDevice]:
"""
Sends discovery message to 255.255.255.255:9999 in order
to detect available supported devices in the local network,
and waits for given timeout for answers from devices.
:param protocol: Protocol implementation to use
:param timeout: How long to wait for responses, defaults to 5
:param port: port to send broadcast messages, defaults to 9999.
:rtype: dict
:return: Array of json objects {"ip", "port", "sys_info"}
"""
if protocol is None:
protocol = TPLinkSmartHomeProtocol()
discovery_query = {
"system": {
"get_sysinfo": None
},
"emeter": {
"get_realtime": None
}
}
target = "255.255.255.255"
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(timeout)
req = json.dumps(discovery_query)
_LOGGER.debug("Sending discovery to %s:%s", target, port)
encrypted_req = protocol.encrypt(req)
sock.sendto(encrypted_req[4:], (target, port))
devices = {}
_LOGGER.debug("Waiting %s seconds for responses...", timeout)
try:
while True:
data, addr = sock.recvfrom(4096)
ip, port = addr
info = json.loads(protocol.decrypt(data))
if "system" in info and "get_sysinfo" in info["system"]:
sysinfo = info["system"]["get_sysinfo"]
if "type" in sysinfo:
type = sysinfo["type"]
elif "mic_type" in sysinfo:
type = sysinfo["mic_type"]
else:
_LOGGER.error("Unable to find the device type field!")
type = "UNKNOWN"
else:
_LOGGER.error("No 'system' nor 'get_sysinfo' in response")
if "smartplug" in type.lower():
devices[ip] = SmartPlug(ip)
elif "smartbulb" in type.lower():
devices[ip] = SmartBulb(ip)
except socket.timeout:
_LOGGER.debug("Got socket timeout, which is okay.")
except Exception as ex:
_LOGGER.error("Got exception %s", ex, exc_info=True)
return devices