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Delete MLCLI_CLIENT.py
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1 changed files with 0 additions and 416 deletions
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import asynchat
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import logging
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import socket
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import time
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import json
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from collections import OrderedDict
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import Resources.CONSTANTS as CONST
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class MLCLIClient(asynchat.async_chat):
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"""Client to monitor raw packet traffic on the Masterlink network via the undocumented command line interface
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of the Bang & Olufsen Gateway."""
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def __init__(self, host_address='blgw.local', port=23, user='admin', pwd='admin', name='ML_CLI', cb=None):
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asynchat.async_chat.__init__(self)
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self.log = logging.getLogger('Client (%7s)' % name)
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self.log.setLevel('INFO')
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self._host = host_address
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self._port = int(port)
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self._user = user
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self._pwd = pwd
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self.name = name
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self.is_connected = False
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self._i = 0
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self._header_lines = 6
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self._received_data = ""
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self.last_sent = ''
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self.last_sent_at = time.time()
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self.last_received = ''
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self.last_received_at = time.time()
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self.last_message = {}
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self.isBLGW = False
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# Optional callback function
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if cb:
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self.messageCallBack = cb
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else:
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self.messageCallBack = None
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# ########################################################################################
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# ##### Open Socket and connect to B&O Gateway
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self.client_connect()
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# ########################################################################################
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# ##### Client functions
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def collect_incoming_data(self, data):
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self.log.debug(data)
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self._received_data += data
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def found_terminator(self):
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self.last_received = self._received_data
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self.last_received_at = time.time()
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self.log.debug(self._received_data)
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telegram = self._received_data
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self._received_data = ""
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# Clear login process lines before processing telegrams
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if self._i <= self._header_lines:
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self._i += 1
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if self._i == self._header_lines - 1:
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self.log.info("\tAuthenticated! Gateway type is " + telegram[0:4] + "\n")
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if telegram[0:4] != "MLGW":
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self.isBLGW = True
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# Process telegrams and return json data in human readable format
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if self._i > self._header_lines:
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if "---- Logging" in telegram:
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# Pong telegram
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header = telegram
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payload = []
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message = OrderedDict([('payload_type', 'Pong'), ('CONNECTION', 'Online')])
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self.is_connected = True
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if self.messageCallBack:
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self.messageCallBack(self.name, header, str(list(payload)), message)
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else:
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# ML protocol message detected
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items = telegram.split()[1:]
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if len(items):
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telegram = bytearray()
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for item in items:
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try:
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telegram.append(int(item[:-1], base=16))
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except (ValueError, TypeError):
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# abort if invalid character found
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self.log.debug('Invalid character ' + str(item) + ' found in telegram: ' +
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''.join(items) + '\nAborting!')
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break
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# Decode any telegram with a valid 9 byte header, excluding typy 0x14 (regular clock sync pings)
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if len(telegram) >= 9 and telegram[7] != 0x14:
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# Header: To_Device/From_Device/1/Type/To_Source/From_Source/0/Payload_Type/Length
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header = telegram[:9]
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payload = telegram[9:]
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message = self._decode(telegram)
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self._report(header, payload, message)
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def client_connect(self):
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self.log.info('Connecting to host at %s, port %i', self._host, self._port)
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self.set_terminator(b'\r\n')
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# Create the socket
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try:
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self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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except socket.error, e:
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self.log.info("Error creating socket: %s" % e)
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self.handle_close()
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# Now connect
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try:
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self.connect((self._host, self._port))
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except socket.gaierror, e:
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self.log.info("\tError with address %s:%i - %s" % (self._host, self._port, e))
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self.handle_close()
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except socket.timeout, e:
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self.log.info("\tSocket connection to %s:%i timed out- %s" % (self._host, self._port, e))
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self.handle_close()
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except socket.error, e:
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self.log.info("\tError opening connection to %s:%i - %s" % (self._host, self._port, e))
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self.handle_close()
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else:
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self.is_connected = True
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self.log.info("\tConnected to B&O Gateway")
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def handle_connect(self):
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self.log.info("\tAttempting to Authenticate...")
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self.send_cmd(self._pwd)
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self.send_cmd("_MLLOG ONLINE")
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def handle_close(self):
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self.log.info(self.name + ": Closing socket")
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self.is_connected = False
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self.close()
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def send_cmd(self, telegram):
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try:
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self.push(telegram + "\r\n")
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except socket.timeout, e:
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self.log.info("\tSocket connection to %s:%i timed out- %s" % (self._host, self._port, e))
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self.handle_close()
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except socket.error, e:
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self.log.info("Error sending data: %s" % e)
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self.handle_close()
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else:
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self.last_sent = telegram
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self.last_sent_at = time.time()
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self.log.info(self.name + " >>-SENT--> : " + telegram)
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time.sleep(0.2)
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def _report(self, header, payload, message):
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# Report messages, excluding regular clock pings from gateway
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self.last_message = message
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self.log.debug(self.name + "\n" + str(json.dumps(message, indent=4)))
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if self.messageCallBack:
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self.messageCallBack(self.name, str(list(header)), str(list(payload)), message)
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def ping(self):
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self.log.info(self.name + " >>-SENT--> : Ping")
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self.push('\n')
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# ########################################################################################
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# ##### Utility functions
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@staticmethod
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def _hexbyte(byte):
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resultstr = hex(byte)
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if byte < 16:
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resultstr = resultstr[:2] + "0" + resultstr[2]
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return resultstr
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def _hexword(self, byte1, byte2):
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resultstr = self._hexbyte(byte2)
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resultstr = self._hexbyte(byte1) + resultstr[2:]
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return resultstr
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def _dictsanitize(self, d, s):
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result = d.get(s)
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if result is None:
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result = self._hexbyte(s)
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self.log.debug("UNKNOWN (type=" + result + ")")
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return str(result)
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@staticmethod
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def _get_type(d, s):
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rev_dict = {value: key for key, value in d.items()}
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for i in range(len(list(rev_dict))):
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if s in list(rev_dict)[i]:
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return rev_dict.get(list(rev_dict)[i])
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# ########################################################################################
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# ##### Decode Masterlink Protocol packet to a serializable dict
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def _decode(self, telegram):
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# Decode header
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message = OrderedDict()
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self._get_device_info(message, telegram)
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if 'Device' not in message:
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# If ML telegram has been matched to a Masterlink node in the devices list then the 'from_device'
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# key is redundant - it will always be identical to the 'Device' key
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message["from_device"] = self._dictsanitize(CONST.ml_device_dict, telegram[1])
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message["from_source"] = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[5])
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message["to_device"] = self._get_device_name(self._dictsanitize(CONST.ml_device_dict, telegram[0]))
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message["to_source"] = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[4])
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message["type"] = self._dictsanitize(CONST.ml_telegram_type_dict, telegram[3])
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message["payload_type"] = self._dictsanitize(CONST.ml_command_type_dict, telegram[7])
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message["payload_len"] = telegram[8] + 1
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message["State_Update"] = OrderedDict()
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# RELEASE command signifies product standby
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if message.get("payload_type") in ["RELEASE", "STANDBY"]:
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message["State_Update"]["state"] = 'Standby'
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# source status info
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# TTFF__TYDSOS__PTLLPS SR____LS______SLSHTR__ACSTPI________________________TRTR______
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if message.get("payload_type") == "STATUS_INFO":
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message["State_Update"]["nowPlaying"] = 'Unknown'
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message["State_Update"]["nowPlayingDetails"] = OrderedDict()
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message["State_Update"]["nowPlayingDetails"]["local_source"] = telegram[13]
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message["State_Update"]["nowPlayingDetails"]["type"] = \
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self._dictsanitize(CONST.ml_sourcekind_dict, telegram[22])
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if telegram[8] < 27:
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message["State_Update"]["nowPlayingDetails"]["channel_track"] = telegram[19]
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else:
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message["State_Update"]["nowPlayingDetails"]["channel_track"] = telegram[36] * 256 + telegram[37]
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message["State_Update"]["nowPlayingDetails"]["source_medium_position"] = \
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self._hexword(telegram[18], telegram[17])
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message["State_Update"]["nowPlayingDetails"]["picture_format"] = \
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self._dictsanitize(CONST.ml_pictureformatdict, telegram[23])
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source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[10])
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self._get_source_name(source, message)
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message["State_Update"]["source"] = source
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message["State_Update"]["sourceID"] = telegram[10]
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self._get_channel_track(telegram, message)
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message["State_Update"]["state"] = self._dictsanitize(CONST.sourceactivitydict, telegram[21])
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# display source information
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if message.get("payload_type") == "DISPLAY_SOURCE":
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_s = ""
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for i in range(0, telegram[8] - 5):
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_s = _s + chr(telegram[i + 15])
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message["State_Update"]["display_source"] = _s.rstrip()
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# extended source information
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if message.get("payload_type") == "EXTENDED_SOURCE_INFORMATION":
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message["State_Update"]["info_type"] = telegram[10]
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_s = ""
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for i in range(0, telegram[8] - 14):
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_s = _s + chr(telegram[i + 24])
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message["State_Update"]["info_value"] = _s
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# beo4 command
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if message.get("payload_type") == "BEO4_KEY":
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source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[10])
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self._get_source_name(source, message)
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message["State_Update"]["source"] = source
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message["State_Update"]["sourceID"] = telegram[10]
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message["State_Update"]["source_type"] = self._get_type(CONST.ml_selectedsource_type_dict, telegram[10])
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message["State_Update"]["command"] = self._dictsanitize(CONST.beo4_commanddict, telegram[11])
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if message["State_Update"]["command"] == 'Go/Play':
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message["State_Update"]["state"] = 'Play'
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elif message["State_Update"]["command"] in ['Standby', 'Stop', 'Wind', 'Rewind']:
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message["State_Update"]["state"] = message["State_Update"]["command"]
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# audio track info long
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if message.get("payload_type") == "TRACK_INFO_LONG":
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message["State_Update"]["nowPlaying"] = 'Unknown'
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message["State_Update"]["nowPlayingDetails"] = OrderedDict()
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message["State_Update"]["nowPlayingDetails"]["type"] = \
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self._get_type(CONST.ml_selectedsource_type_dict, telegram[11])
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message["State_Update"]["nowPlayingDetails"]["channel_track"] = telegram[12]
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source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[11])
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self._get_source_name(source, message)
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message["State_Update"]["source"] = source
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message["State_Update"]["sourceID"] = telegram[11]
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self._get_channel_track(telegram, message)
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message["State_Update"]["state"] = self._dictsanitize(CONST.sourceactivitydict, telegram[13])
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# video track info
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if message.get("payload_type") == "VIDEO_TRACK_INFO":
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message["State_Update"]["nowPlaying"] = 'Unknown'
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message["State_Update"]["nowPlayingDetails"] = OrderedDict()
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message["State_Update"]["nowPlayingDetails"]["source_type"] = \
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self._get_type(CONST.ml_selectedsource_type_dict, telegram[13])
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message["State_Update"]["nowPlayingDetails"]["channel_track"] = telegram[11] * 256 + telegram[12]
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source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[13])
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self._get_source_name(source, message)
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message["State_Update"]["source"] = source
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message["State_Update"]["sourceID"] = telegram[13]
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self._get_channel_track(telegram, message)
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message["State_Update"]["state"] = self._dictsanitize(CONST.sourceactivitydict, telegram[14])
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# track change info
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if message.get("payload_type") == "TRACK_INFO":
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message["State_Update"]["subtype"] = self._dictsanitize(CONST.ml_trackinfo_subtype_dict, telegram[9])
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# Change source
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if message["State_Update"].get("subtype") == "Change Source":
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message["State_Update"]["prev_source"] = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[11])
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message["State_Update"]["prev_sourceID"] = telegram[11]
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message["State_Update"]["prev_source_type"] = self._get_type(
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CONST.ml_selectedsource_type_dict, telegram[11])
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if len(telegram) > 18:
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source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[22])
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self._get_source_name(source, message)
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message["State_Update"]["source"] = source
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message["State_Update"]["sourceID"] = telegram[22]
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# Current Source
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if message["State_Update"].get("subtype") == "Current Source":
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source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[11])
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self._get_source_name(source, message)
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message["State_Update"]["source"] = source
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message["State_Update"]["sourceID"] = telegram[11]
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message["State_Update"]["source_type"] = self._get_type(CONST.ml_selectedsource_type_dict, telegram[11])
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# This device is playing
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message["State_Update"]["state"] = 'Play'
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else:
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message["State_Update"]["subtype"] = "Undefined: " + self._hexbyte(telegram[9])
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# goto source
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if message.get("payload_type") == "GOTO_SOURCE":
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message["State_Update"]["nowPlaying"] = 'Unknown'
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message["State_Update"]["nowPlayingDetails"] = OrderedDict()
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message["State_Update"]["nowPlayingDetails"]["source_type"] = \
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self._get_type(CONST.ml_selectedsource_type_dict, telegram[11])
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message["State_Update"]["nowPlayingDetails"]["channel_track"] = telegram[12]
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source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[11])
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self._get_source_name(source, message)
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message["State_Update"]["source"] = source
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message["State_Update"]["sourceID"] = telegram[11]
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self._get_channel_track(telegram, message)
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|
||||||
# Device sending goto source command is playing
|
|
||||||
message["State_Update"]["state"] = 'Play'
|
|
||||||
|
|
||||||
# remote request
|
|
||||||
if message.get("payload_type") == "MLGW_REMOTE_BEO4":
|
|
||||||
message["State_Update"]["command"] = self._dictsanitize(CONST.beo4_commanddict, telegram[14])
|
|
||||||
message["State_Update"]["destination"] = self._dictsanitize(CONST.destselectordict, telegram[11])
|
|
||||||
|
|
||||||
# request_key
|
|
||||||
if message.get("payload_type") == "LOCK_MANAGER_COMMAND":
|
|
||||||
message["State_Update"]["subtype"] = self._dictsanitize(
|
|
||||||
CONST.ml_command_type_request_key_subtype_dict, telegram[9])
|
|
||||||
|
|
||||||
# request distributed audio source
|
|
||||||
if message.get("payload_type") == "REQUEST_DISTRIBUTED_SOURCE":
|
|
||||||
message["State_Update"]["subtype"] = self._dictsanitize(CONST.ml_activity_dict, telegram[9])
|
|
||||||
if message["State_Update"].get('subtype') == "Source Active":
|
|
||||||
source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[13])
|
|
||||||
self._get_source_name(source, message)
|
|
||||||
message["State_Update"]["source"] = source
|
|
||||||
message["State_Update"]["sourceID"] = telegram[13]
|
|
||||||
message["State_Update"]["source_type"] = self._get_type(CONST.ml_selectedsource_type_dict, telegram[13])
|
|
||||||
|
|
||||||
# request local audio source
|
|
||||||
if message.get("payload_type") == "REQUEST_LOCAL_SOURCE":
|
|
||||||
message["State_Update"]["subtype"] = self._dictsanitize(CONST.ml_activity_dict, telegram[9])
|
|
||||||
if message["State_Update"].get('subtype') == "Source Active":
|
|
||||||
source = self._dictsanitize(CONST.ml_selectedsourcedict, telegram[11])
|
|
||||||
self._get_source_name(source, message)
|
|
||||||
message["State_Update"]["source"] = source
|
|
||||||
message["State_Update"]["sourceID"] = telegram[11]
|
|
||||||
message["State_Update"]["source_type"] = self._get_type(CONST.ml_selectedsource_type_dict, telegram[11])
|
|
||||||
|
|
||||||
return message
|
|
||||||
|
|
||||||
@staticmethod
|
|
||||||
def _get_channel_track(telegram, message):
|
|
||||||
# Check device list for channel name information
|
|
||||||
if CONST.devices:
|
|
||||||
for device in CONST.devices:
|
|
||||||
# Loop over devices to find source list for this specific device
|
|
||||||
if device['ML_ID'] == telegram[1]:
|
|
||||||
if 'channels' in device['Sources'][message["State_Update"]["source"]]:
|
|
||||||
for channel in device['Sources'][message["State_Update"]["source"]]['channels']:
|
|
||||||
if channel['number'] == message["State_Update"]["nowPlayingDetails"]["channel_track"]:
|
|
||||||
message["State_Update"]["nowPlaying"] = channel['name']
|
|
||||||
return
|
|
||||||
# If device is a NetLink device and has no ML_ID, seek a generic solution from the first device that has
|
|
||||||
# this source available: This could give an incorrect response if a link room device has a different
|
|
||||||
# favorites list to the Audio Master!
|
|
||||||
for device in CONST.devices:
|
|
||||||
if message["State_Update"]["source"] in device['Sources']:
|
|
||||||
if 'channels' in device['Sources'][message["State_Update"]["source"]]:
|
|
||||||
for channel in device['Sources'][message["State_Update"]["source"]]['channels']:
|
|
||||||
if channel['number'] == message["State_Update"]["nowPlayingDetails"]["channel_track"]:
|
|
||||||
message["State_Update"]["nowPlaying"] = channel['name']
|
|
||||||
return
|
|
||||||
|
|
||||||
def _get_device_info(self, message, telegram):
|
|
||||||
if CONST.devices:
|
|
||||||
for device in CONST.devices:
|
|
||||||
if device['ML_ID'] == self._dictsanitize(CONST.ml_device_dict, telegram[1]):
|
|
||||||
try:
|
|
||||||
message["Zone"] = device['Zone'].upper()
|
|
||||||
except KeyError:
|
|
||||||
pass
|
|
||||||
message["Room"] = device["Room"].upper()
|
|
||||||
message["Type"] = "AV RENDERER"
|
|
||||||
message["Device"] = device["Device"]
|
|
||||||
break
|
|
||||||
|
|
||||||
@staticmethod
|
|
||||||
def _get_device_name(dev):
|
|
||||||
if CONST.devices:
|
|
||||||
for device in CONST.devices:
|
|
||||||
if device['ML_ID'] == dev:
|
|
||||||
return device['Device']
|
|
||||||
return dev
|
|
||||||
|
|
||||||
@staticmethod
|
|
||||||
def _get_source_name(source, message):
|
|
||||||
if CONST.available_sources:
|
|
||||||
for src in CONST.available_sources:
|
|
||||||
if src[1] == source:
|
|
||||||
message["State_Update"]["sourceName"] = src[0]
|
|
||||||
break
|
|
||||||
Loading…
Reference in a new issue