#!/usr/bin/env python # ############################################################################### # Copyright (C) 2016-2019 Cortney T. Buffington, N0MJS # # 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 # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software Foundation, # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ############################################################################### # Python modules we need import sys from bitarray import bitarray from time import time, sleep from importlib import import_module from binascii import b2a_hex as bhex # Twisted is pretty important, so I keep it separate from twisted.internet.protocol import Factory, Protocol from twisted.protocols.basic import NetstringReceiver from twisted.internet import reactor, task # Things we import from the main hblink module from hblink import HBSYSTEM, OPENBRIDGE, systems, hblink_handler, reportFactory, REPORT_OPCODES, mk_aliases from dmr_utils3.utils import bytes_3, bytes_4, int_id, get_alias from dmr_utils3 import decode, bptc, const import config import log from const import * from mk_voice import pkt_gen from voice_lib import words # Stuff for socket reporting import pickle # REMOVE LATER from datetime import datetime # The module needs logging, but handlers, etc. are controlled by the parent import logging logger = logging.getLogger(__name__) # Does anybody read this stuff? There's a PEP somewhere that says I should do this. __author__ = 'Cortney T. Buffington, N0MJS' __copyright__ = 'Copyright (c) 2016-2019 Cortney T. Buffington, N0MJS and the K0USY Group' __credits__ = 'Colin Durbridge, G4EML, Steve Zingman, N4IRS; Mike Zingman, N4IRR; Jonathan Naylor, G4KLX; Hans Barthen, DL5DI; Torsten Shultze, DG1HT' __license__ = 'GNU GPLv3' __maintainer__ = 'Cort Buffington, N0MJS' __email__ = 'n0mjs@me.com' # Module gobal varaibles class OBP(OPENBRIDGE): def __init__(self, _name, _config, _report): OPENBRIDGE.__init__(self, _name, _config, _report) def dmrd_received(self, _peer_id, _rf_src, _dst_id, _seq, _slot, _call_type, _frame_type, _dtype_vseq, _stream_id, _data): pass class HBP(HBSYSTEM): def __init__(self, _name, _config, _report): HBSYSTEM.__init__(self, _name, _config, _report) self.last_stream = b'\x00' def dmrd_received(self, _peer_id, _rf_src, _dst_id, _seq, _slot, _call_type, _frame_type, _dtype_vseq, _stream_id, _data): if (_frame_type == HBPF_DATA_SYNC) and (_dtype_vseq == HBPF_SLT_VTERM) and (_stream_id != self.last_stream): print(int_id(_stream_id), int_id(self.last_stream)) self.last_stream = _stream_id print('start speech') speech = pkt_gen(bytes_3(3120101), bytes_3(2), bytes_4(3120119), 0, [words['all_circuits'],words['all_circuits']]) sleep(1) while True: try: pkt = next(speech) except StopIteration: break sleep(.058) self.send_system(pkt) print(bhex(pkt)) print('end speech') #************************************************ # MAIN PROGRAM LOOP STARTS HERE #************************************************ if __name__ == '__main__': import argparse import sys import os import signal # Change the current directory to the location of the application os.chdir(os.path.dirname(os.path.realpath(sys.argv[0]))) # CLI argument parser - handles picking up the config file from the command line, and sending a "help" message parser = argparse.ArgumentParser() parser.add_argument('-c', '--config', action='store', dest='CONFIG_FILE', help='/full/path/to/config.file (usually hblink.cfg)') parser.add_argument('-l', '--logging', action='store', dest='LOG_LEVEL', help='Override config file logging level.') cli_args = parser.parse_args() # Ensure we have a path for the config file, if one wasn't specified, then use the default (top of file) if not cli_args.CONFIG_FILE: cli_args.CONFIG_FILE = os.path.dirname(os.path.abspath(__file__))+'/hblink.cfg' # Call the external routine to build the configuration dictionary CONFIG = config.build_config(cli_args.CONFIG_FILE) # Start the system logger if cli_args.LOG_LEVEL: CONFIG['LOGGER']['LOG_LEVEL'] = cli_args.LOG_LEVEL logger = log.config_logging(CONFIG['LOGGER']) logger.info('\n\nCopyright (c) 2013, 2014, 2015, 2016, 2018, 2019\n\tThe Regents of the K0USY Group. All rights reserved.\n') logger.debug('(GLOBAL) Logging system started, anything from here on gets logged') # Set up the signal handler def sig_handler(_signal, _frame): logger.info('(GLOBAL) SHUTDOWN: CONFBRIDGE IS TERMINATING WITH SIGNAL %s', str(_signal)) hblink_handler(_signal, _frame) logger.info('(GLOBAL) SHUTDOWN: ALL SYSTEM HANDLERS EXECUTED - STOPPING REACTOR') reactor.stop() # Set signal handers so that we can gracefully exit if need be for sig in [signal.SIGINT, signal.SIGTERM]: signal.signal(sig, sig_handler) # Create the name-number mapping dictionaries peer_ids, subscriber_ids, talkgroup_ids = mk_aliases(CONFIG) # INITIALIZE THE REPORTING LOOP if CONFIG['REPORTS']['REPORT']: report_server = config_reports(CONFIG, bridgeReportFactory) else: report_server = None logger.info('(REPORT) TCP Socket reporting not configured') # HBlink instance creation logger.info('(GLOBAL) HBlink \'bridge.py\' -- SYSTEM STARTING...') for system in CONFIG['SYSTEMS']: if CONFIG['SYSTEMS'][system]['ENABLED']: if CONFIG['SYSTEMS'][system]['MODE'] == 'OPENBRIDGE': systems[system] = OBP(system, CONFIG, report_server) else: systems[system] = HBP(system, CONFIG, report_server) 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]) def loopingErrHandle(failure): logger.error('(GLOBAL) STOPPING REACTOR TO AVOID MEMORY LEAK: Unhandled error in timed loop.\n %s', failure) reactor.stop() reactor.run()