This is useful when using multiple interfaces and bridge.py is employed as an application gateway between multiple un-connected networks (like VPNs to the real world).
		
			
				
	
	
		
			90 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/env python
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#
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# This work is licensed under the Creative Commons Attribution-ShareAlike
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# 3.0 Unported License.To view a copy of this license, visit
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# http://creativecommons.org/licenses/by-sa/3.0/ or send a letter to
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# Creative Commons, 444 Castro Street, Suite 900, Mountain View,
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# California, 94041, USA.
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# This is a sample application that snoops voice traffic to log calls
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from __future__ import print_function
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from twisted.internet import reactor
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from binascii import b2a_hex as h
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import time
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from dmrlink import IPSC, NETWORK, networks, get_info, int_id, subscriber_ids, peer_ids, talkgroup_ids, logger
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__author__ = 'Cortney T. Buffington, N0MJS'
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__copyright__ = 'Copyright (c) 2013, 2014 Cortney T. Buffington, N0MJS and the K0USY Group'
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__credits__ = 'Adam Fast, KC0YLK, Dave K, and he who wishes not to be named'
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__license__ = 'Creative Commons Attribution-ShareAlike 3.0 Unported'
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__version__ = '1.0'
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__maintainer__ = 'Cort Buffington, N0MJS'
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__email__ = 'n0mjs@me.com'
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__status__ = 'Production'
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class logIPSC(IPSC):
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    def __init__(self, *args, **kwargs):
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        IPSC.__init__(self, *args, **kwargs)
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        self.ACTIVE_CALLS = []
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    #************************************************
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    #     CALLBACK FUNCTIONS FOR USER PACKET TYPES
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    #************************************************
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    def group_voice(self, _network, _src_sub, _dst_sub, _ts, _end, _peerid, _data):
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    #    _log = logger.debug
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        if (_ts not in self.ACTIVE_CALLS) or _end:
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            _time       = time.strftime('%m/%d/%y %H:%M:%S')
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            _dst_sub    = get_info(int_id(_dst_sub), talkgroup_ids)
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            _peerid     = get_info(int_id(_peerid), peer_ids)
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            _src_sub    = get_info(int_id(_src_sub), subscriber_ids)
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            if not _end:    self.ACTIVE_CALLS.append(_ts)
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            if _end:        self.ACTIVE_CALLS.remove(_ts)
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            if _ts:     _ts = 2
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            else:       _ts = 1
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            if _end:    _end = 'END'
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            else:       _end = 'START'
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            print('{} ({}) Call {} Group Voice: \n\tIPSC Source:\t{}\n\tSubscriber:\t{}\n\tDestination:\t{}\n\tTimeslot\t{}' .format(_time, _network, _end, _peerid, _src_sub, _dst_sub, _ts))
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    def private_voice(self, _network, _src_sub, _dst_sub, _ts, _end, _peerid, _data):
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    #    _log = logger.debug    
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        if (_ts not in self.ACTIVE_CALLS) or _end:
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            _time       = time.strftime('%m/%d/%y %H:%M:%S')
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            _dst_sub    = get_info(int_id(_dst_sub), subscriber_ids)
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            _peerid     = get_info(int_id(_peerid), peer_ids)
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            _src_sub    = get_info(int_id(_src_sub), subscriber_ids)
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            if not _end:    self.ACTIVE_CALLS.append(_ts)
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            if _end:        self.ACTIVE_CALLS.remove(_ts)
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            if _ts:     _ts = 2
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            else:       _ts = 1
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            if _end:    _end = 'END'
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            else:       _end = 'START'
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            print('{} ({}) Call {} Private Voice: \n\tIPSC Source:\t{}\n\tSubscriber:\t{}\n\tDestination:\t{}\n\tTimeslot\t{}' .format(_time, _network, _end, _peerid, _src_sub, _dst_sub, _ts))
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    def group_data(self, _network, _src_sub, _dst_sub, _ts, _end, _peerid, _data):    
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        _dst_sub    = get_info(int_id(_dst_sub), talkgroup_ids)
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        _peerid     = get_info(int_id(_peerid), peer_ids)
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        _src_sub    = get_info(int_id(_src_sub), subscriber_ids)
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        print('({}) Group Data Packet Received From: {}' .format(_network, _src_sub))
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    def private_data(self, _network, _src_sub, _dst_sub, _ts, _end, _peerid, _data):    
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        _dst_sub    = get_info(int_id(_dst_sub), subscriber_ids)
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        _peerid     = get_info(int_id(_peerid), peer_ids)
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        _src_sub    = get_info(int_id(_src_sub), subscriber_ids)
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        print('({}) Private Data Packet Received From: {} To: {}' .format(_network, _src_sub, _dst_sub))
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if __name__ == '__main__':
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    logger.info('DMRlink \'log.py\' (c) 2013, 2014 N0MJS & the K0USY Group - SYSTEM STARTING...')
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    for ipsc_network in NETWORK:
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        if NETWORK[ipsc_network]['LOCAL']['ENABLED']:
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            networks[ipsc_network] = logIPSC(ipsc_network)
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            reactor.listenUDP(NETWORK[ipsc_network]['LOCAL']['PORT'], networks[ipsc_network], interface=NETWORK[ipsc_network]['LOCAL']['IP'])
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    reactor.run() |