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2 Commits

Author SHA1 Message Date
Cort Buffington
06514567ef Update hblink.py 2020-10-13 08:33:23 -05:00
Cort Buffington
3ee762475e remove cruft 2020-10-12 06:49:33 -05:00

129
hblink.py
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@ -1,7 +1,7 @@
#!/usr/bin/env python
#
###############################################################################
# Copyright (C) 2016-2019 Cortney T. Buffington, N0MJS <n0mjs@me.com>
# Copyright (C) 2016-2020 Cortney T. Buffington, N0MJS <n0mjs@me.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@ -45,11 +45,7 @@ from twisted.internet import reactor, task
import log
import config
from const import *
from dmr_utils3.utils import int_id, bytes_4, try_download, mk_id_dict
# Imports for the reporting server
import pickle
from reporting_const import *
from dmr_utils3.utils import int_id, bytes_4
# The module needs logging logging, but handlers, etc. are controlled by the parent
import logging
@ -66,23 +62,6 @@ __email__ = 'n0mjs@me.com'
# Global variables used whether we are a module or __main__
systems = {}
# Timed loop used for reporting HBP status
def config_reports(_config, _factory):
def reporting_loop(_logger, _server):
_logger.debug('(GLOBAL) Periodic reporting loop started')
_server.send_config()
logger.info('(GLOBAL) HBlink TCP reporting server configured')
report_server = _factory(_config)
report_server.clients = []
reactor.listenTCP(_config['REPORTS']['REPORT_PORT'], report_server)
reporting = task.LoopingCall(reporting_loop, logger, report_server)
reporting.start(_config['REPORTS']['REPORT_INTERVAL'])
return report_server
# Shut ourselves down gracefully by disconnecting from the masters and peers.
def hblink_handler(_signal, _frame):
@ -105,11 +84,10 @@ def acl_check(_id, _acl):
#************************************************
class OPENBRIDGE(DatagramProtocol):
def __init__(self, _name, _config, _report):
def __init__(self, _name, _config):
# Define a few shortcuts to make the rest of the class more readable
self._CONFIG = _config
self._system = _name
self._report = _report
self._config = self._CONFIG['SYSTEMS'][self._system]
self._laststrid = deque([], 20)
@ -200,11 +178,10 @@ class OPENBRIDGE(DatagramProtocol):
#************************************************
class HBSYSTEM(DatagramProtocol):
def __init__(self, _name, _config, _report):
def __init__(self, _name, _config):
# Define a few shortcuts to make the rest of the class more readable
self._CONFIG = _config
self._system = _name
self._report = _report
self._config = self._CONFIG['SYSTEMS'][self._system]
self._laststrid = {1: b'', 2: b''}
@ -272,18 +249,19 @@ class HBSYSTEM(DatagramProtocol):
if _packet[:4] == DMRD:
_packet = b''.join([_packet[:11], _peer, _packet[15:]])
self.transport.write(_packet, self._peers[_peer]['SOCKADDR'])
# KEEP THE FOLLOWING COMMENTED OUT UNLESS YOU'RE DEBUGGING DEEPLY!!!!
#logger.debug('(%s) TX Packet to %s on port %s: %s', self._peers[_peer]['RADIO_ID'], self._peers[_peer]['IP'], self._peers[_peer]['PORT'], ahex(_packet))
def send_master(self, _packet):
if _packet[:4] == DMRD:
_packet = b''.join([_packet[:11], self._config['RADIO_ID'], _packet[15:]])
self.transport.write(_packet, self._config['MASTER_SOCKADDR'])
# KEEP THE FOLLOWING COMMENTED OUT UNLESS YOU'RE DEBUGGING DEEPLY!!!!
# logger.debug('(%s) TX Packet to %s:%s -- %s', self._system, self._config['MASTER_IP'], self._config['MASTER_PORT'], ahex(_packet))
def dmrd_received(self, _peer_id, _rf_src, _dst_id, _seq, _slot, _call_type, _frame_type, _dtype_vseq, _stream_id, _data):
pass
def dmra_recieved(self, _data):
pass
def master_dereg(self):
for _peer in self._peers:
@ -296,7 +274,6 @@ class HBSYSTEM(DatagramProtocol):
# Aliased in __init__ to datagramReceived if system is a master
def master_datagramReceived(self, _data, _sockaddr):
# Keep This Line Commented Unless HEAVILY Debugging!
# logger.debug('(%s) RX packet from %s -- %s', self._system, _sockaddr, ahex(_data))
# Extract the command, which is various length, all but one 4 significant characters -- RPTCL
@ -489,6 +466,12 @@ class HBSYSTEM(DatagramProtocol):
self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
logger.warning('(%s) Ping from Radio ID that is not logged in: %s', self._system, int_id(_peer_id))
# Talker alias callback
elif _command == DMRA:
self.dmrd_received(_data)
#logger.info('(%s) DMRA recieved', self._system)
else:
logger.error('(%s) Unrecognized command. Raw HBP PDU: %s', self._system, ahex(_data))
@ -650,79 +633,7 @@ class HBSYSTEM(DatagramProtocol):
else:
logger.error('(%s) Received an invalid command in packet: %s', self._system, ahex(_data))
#
# Socket-based reporting section
#
class report(NetstringReceiver):
def __init__(self, factory):
self._factory = factory
def connectionMade(self):
self._factory.clients.append(self)
logger.info('(REPORT) HBlink reporting client connected: %s', self.transport.getPeer())
def connectionLost(self, reason):
logger.info('(REPORT) HBlink reporting client disconnected: %s', self.transport.getPeer())
self._factory.clients.remove(self)
def stringReceived(self, data):
self.process_message(data)
def process_message(self, _message):
opcode = _message[:1]
if opcode == REPORT_OPCODES['CONFIG_REQ']:
logger.info('(REPORT) HBlink reporting client sent \'CONFIG_REQ\': %s', self.transport.getPeer())
self.send_config()
else:
logger.error('(REPORT) got unknown opcode')
class reportFactory(Factory):
def __init__(self, config):
self._config = config
def buildProtocol(self, addr):
if (addr.host) in self._config['REPORTS']['REPORT_CLIENTS'] or '*' in self._config['REPORTS']['REPORT_CLIENTS']:
logger.debug('(REPORT) Permitting report server connection attempt from: %s:%s', addr.host, addr.port)
return report(self)
else:
logger.error('(REPORT) Invalid report server connection attempt from: %s:%s', addr.host, addr.port)
return None
def send_clients(self, _message):
for client in self.clients:
client.sendString(_message)
def send_config(self):
serialized = pickle.dumps(self._config['SYSTEMS'], protocol=2) #.decode('utf-8', errors='ignore') #pickle.HIGHEST_PROTOCOL)
self.send_clients(b''.join([REPORT_OPCODES['CONFIG_SND'], serialized]))
# ID ALIAS CREATION
# Download
def mk_aliases(_config):
if _config['ALIASES']['TRY_DOWNLOAD'] == True:
# Try updating peer aliases file
result = try_download(_config['ALIASES']['PATH'], _config['ALIASES']['PEER_FILE'], _config['ALIASES']['PEER_URL'], _config['ALIASES']['STALE_TIME'])
logger.info('(GLOBAL) %s', result)
# Try updating subscriber aliases file
result = try_download(_config['ALIASES']['PATH'], _config['ALIASES']['SUBSCRIBER_FILE'], _config['ALIASES']['SUBSCRIBER_URL'], _config['ALIASES']['STALE_TIME'])
logger.info('(GLOBAL) %s', result)
# Make Dictionaries
peer_ids = mk_id_dict(_config['ALIASES']['PATH'], _config['ALIASES']['PEER_FILE'])
if peer_ids:
logger.info('(GLOBAL) ID ALIAS MAPPER: peer_ids dictionary is available')
subscriber_ids = mk_id_dict(_config['ALIASES']['PATH'], _config['ALIASES']['SUBSCRIBER_FILE'])
if subscriber_ids:
logger.info('(GLOBAL) ID ALIAS MAPPER: subscriber_ids dictionary is available')
talkgroup_ids = mk_id_dict(_config['ALIASES']['PATH'], _config['ALIASES']['TGID_FILE'])
if talkgroup_ids:
logger.info('(GLOBAL) ID ALIAS MAPPER: talkgroup_ids dictionary is available')
return peer_ids, subscriber_ids, talkgroup_ids
#************************************************
# MAIN PROGRAM LOOP STARTS HERE
@ -769,23 +680,15 @@ if __name__ == '__main__':
for sig in [signal.SIGTERM, signal.SIGINT]:
signal.signal(sig, sig_handler)
peer_ids, subscriber_ids, talkgroup_ids = mk_aliases(CONFIG)
# INITIALIZE THE REPORTING LOOP
if CONFIG['REPORTS']['REPORT']:
report_server = config_reports(CONFIG, reportFactory)
else:
report_server = None
logger.info('(REPORT) TCP Socket reporting not configured')
# HBlink instance creation
logger.info('(GLOBAL) HBlink \'HBlink.py\' -- SYSTEM STARTING...')
for system in CONFIG['SYSTEMS']:
if CONFIG['SYSTEMS'][system]['ENABLED']:
if CONFIG['SYSTEMS'][system]['MODE'] == 'OPENBRIDGE':
systems[system] = OPENBRIDGE(system, CONFIG, report_server)
systems[system] = OPENBRIDGE(system, CONFIG)
else:
systems[system] = HBSYSTEM(system, CONFIG, report_server)
systems[system] = HBSYSTEM(system, CONFIG)
reactor.listenUDP(CONFIG['SYSTEMS'][system]['PORT'], systems[system], interface=CONFIG['SYSTEMS'][system]['IP'])
logger.debug('(GLOBAL) %s instance created: %s, %s', CONFIG['SYSTEMS'][system]['MODE'], system, systems[system])