Large updates, mostly contact to join
This commit is contained in:
Cort Buffington
146
hblink.py
146
hblink.py
@@ -27,8 +27,6 @@ works stand-alone before troubleshooting any applications that use it. It has
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sufficient logging to be used standalone as a troubleshooting application.
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'''
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# Specifig functions from modules we need
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from binascii import b2a_hex as ahex
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from binascii import a2b_hex as bhex
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@@ -36,8 +34,6 @@ from random import randint
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from hashlib import sha256, sha1
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from hmac import new as hmac_new, compare_digest
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from time import time
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from bitstring import BitArray
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from importlib import import_module
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from collections import deque
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# Twisted is pretty important, so I keep it separate
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@@ -52,7 +48,7 @@ from const import *
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from dmr_utils3.utils import int_id, bytes_4, try_download, mk_id_dict
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# Imports for the reporting server
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import pickle as pickle
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import pickle
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from reporting_const import *
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# The module needs logging logging, but handlers, etc. are controlled by the parent
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@@ -71,22 +67,19 @@ __email__ = 'n0mjs@me.com'
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systems = {}
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# Timed loop used for reporting HBP status
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#
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# REPORT BASED ON THE TYPE SELECTED IN THE MAIN CONFIG FILE
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def config_reports(_config, _factory):
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if True: #_config['REPORTS']['REPORT']:
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def reporting_loop(_logger, _server):
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_logger.debug('Periodic reporting loop started')
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_server.send_config()
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def reporting_loop(_logger, _server):
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_logger.debug('(GLOBAL) Periodic reporting loop started')
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_server.send_config()
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logger.info('HBlink TCP reporting server configured')
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logger.info('(GLOBAL) HBlink TCP reporting server configured')
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report_server = _factory(_config)
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report_server.clients = []
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reactor.listenTCP(_config['REPORTS']['REPORT_PORT'], report_server)
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report_server = _factory(_config)
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report_server.clients = []
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reactor.listenTCP(_config['REPORTS']['REPORT_PORT'], report_server)
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reporting = task.LoopingCall(reporting_loop, logger, report_server)
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reporting.start(_config['REPORTS']['REPORT_INTERVAL'])
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reporting = task.LoopingCall(reporting_loop, logger, report_server)
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reporting.start(_config['REPORTS']['REPORT_INTERVAL'])
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return report_server
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@@ -94,7 +87,7 @@ def config_reports(_config, _factory):
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# Shut ourselves down gracefully by disconnecting from the masters and peers.
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def hblink_handler(_signal, _frame):
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for system in systems:
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logger.info('SHUTDOWN: DE-REGISTER SYSTEM: %s', system)
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logger.info('(GLOBAL) SHUTDOWN: DE-REGISTER SYSTEM: %s', system)
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systems[system].dereg()
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# Check a supplied ID against the ACL provided. Returns action (True|False) based
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@@ -125,8 +118,10 @@ class OPENBRIDGE(DatagramProtocol):
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def send_system(self, _packet):
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if _packet[:4] == 'DMRD':
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_packet = _packet[:11] + self._config['NETWORK_ID'] + _packet[15:]
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_packet += hmac_new(self._config['PASSPHRASE'],_packet,sha1).digest()
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#_packet = _packet[:11] + self._config['NETWORK_ID'] + _packet[15:]
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_packet = b''.join([_packet[:11], self._config['NETWORK_ID'], _packet[15:]])
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#_packet += hmac_new(self._config['PASSPHRASE'],_packet,sha1).digest()
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_packet = b''.join([_packet, (hmac_new(self._config['PASSPHRASE'],_packet,sha1).digest())])
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self.transport.write(_packet, (self._config['TARGET_IP'], self._config['TARGET_PORT']))
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# KEEP THE FOLLOWING COMMENTED OUT UNLESS YOU'RE DEBUGGING DEEPLY!!!!
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# logger.debug('(%s) TX Packet to OpenBridge %s:%s -- %s', self._system, self._config['TARGET_IP'], self._config['TARGET_PORT'], ahex(_packet))
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@@ -260,11 +255,11 @@ class HBSYSTEM(DatagramProtocol):
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self._stats['NUM_OUTSTANDING'] = 0
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self._stats['PING_OUTSTANDING'] = False
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self._stats['CONNECTION'] = 'RPTL_SENT'
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self.send_master(RPTL + self._config['RADIO_ID'])
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self.send_master(b''.join([RPTL, self._config['RADIO_ID']]))
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logger.info('(%s) Sending login request to master %s:%s', self._system, self._config['MASTER_IP'], self._config['MASTER_PORT'])
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# If we are connected, sent a ping to the master and increment the counter
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if self._stats['CONNECTION'] == 'YES':
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self.send_master(RPTPING + self._config['RADIO_ID'])
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self.send_master(b''.join([RPTPING, self._config['RADIO_ID']]))
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logger.debug('(%s) RPTPING Sent to Master. Total Sent: %s, Total Missed: %s, Currently Outstanding: %s', self._system, self._stats['PINGS_SENT'], self._stats['PINGS_SENT'] - self._stats['PINGS_ACKD'], self._stats['NUM_OUTSTANDING'])
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self._stats['PINGS_SENT'] += 1
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self._stats['PING_OUTSTANDING'] = True
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@@ -281,8 +276,9 @@ class HBSYSTEM(DatagramProtocol):
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#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))
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def send_master(self, _packet):
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if _packet[:4] == b'DMRD':
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_packet = _packet[:11] + self._config['RADIO_ID'] + _packet[15:]
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#if _packet[:4] == b'DMRD':
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# _packet = _packet[:11] + self._config['RADIO_ID'] + _packet[15:]
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_packet = b''.join([_packet[:11], self._config['RADIO_ID'], _packet[15:]])
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self.transport.write(_packet, self._config['MASTER_SOCKADDR'])
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# KEEP THE FOLLOWING COMMENTED OUT UNLESS YOU'RE DEBUGGING DEEPLY!!!!
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# logger.debug('(%s) TX Packet to %s:%s -- %s', self._system, self._config['MASTER_IP'], self._config['MASTER_PORT'], ahex(_packet))
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@@ -415,14 +411,14 @@ class HBSYSTEM(DatagramProtocol):
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}})
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logger.info('(%s) Repeater Logging in with Radio ID: %s, %s:%s', self._system, int_id(_peer_id), _sockaddr[0], _sockaddr[1])
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_salt_str = bytes_4(self._peers[_peer_id]['SALT'])
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self.send_peer(_peer_id, RPTACK + _salt_str)
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self.send_peer(_peer_id, b''.join([RPTACK, _salt_str]))
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self._peers[_peer_id]['CONNECTION'] = 'CHALLENGE_SENT'
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logger.info('(%s) Sent Challenge Response to %s for login: %s', self._system, int_id(_peer_id), self._peers[_peer_id]['SALT'])
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else:
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self.transport.write(MSTNAK + _peer_id, _sockaddr)
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self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
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logger.warning('(%s) Invalid Login from Radio ID: %s Denied by Registation ACL', self._system, int_id(_peer_id))
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else:
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self.transport.write(MSTNAK + _peer_id, _sockaddr)
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self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
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logger.warning('(%s) Registration denied from Radio ID: %s Maximum number of peers exceeded', self._system, int_id(_peer_id))
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elif _command == RPTK: # Repeater has answered our login challenge
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@@ -437,14 +433,14 @@ class HBSYSTEM(DatagramProtocol):
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_calc_hash = bhex(sha256(_salt_str+self._config['PASSPHRASE']).hexdigest())
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if _sent_hash == _calc_hash:
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_this_peer['CONNECTION'] = 'WAITING_CONFIG'
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self.send_peer(_peer_id, RPTACK + _peer_id)
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self.send_peer(_peer_id, b''.join([RPTACK, _peer_id]))
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logger.info('(%s) Peer %s has completed the login exchange successfully', self._system, _this_peer['RADIO_ID'])
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else:
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logger.info('(%s) Peer %s has FAILED the login exchange successfully', self._system, _this_peer['RADIO_ID'])
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self.transport.write(MSTNAK + _peer_id, _sockaddr)
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self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
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del self._peers[_peer_id]
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else:
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self.transport.write(MSTNAK + _peer_id, _sockaddr)
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self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
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logger.warning('(%s) Login challenge from Radio ID that has not logged in: %s', self._system, int_id(_peer_id))
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elif _command == RPTC: # Repeater is sending it's configuraiton OR disconnecting
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@@ -454,7 +450,7 @@ class HBSYSTEM(DatagramProtocol):
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and self._peers[_peer_id]['CONNECTION'] == 'YES' \
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and self._peers[_peer_id]['SOCKADDR'] == _sockaddr:
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logger.info('(%s) Peer is closing down: %s (%s)', self._system, self._peers[_peer_id]['CALLSIGN'], int_id(_peer_id))
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self.transport.write(MSTNAK + _peer_id, _sockaddr)
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self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
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del self._peers[_peer_id]
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else:
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@@ -481,10 +477,10 @@ class HBSYSTEM(DatagramProtocol):
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_this_peer['SOFTWARE_ID'] = _data[222:262]
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_this_peer['PACKAGE_ID'] = _data[262:302]
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self.send_peer(_peer_id, RPTACK + _peer_id)
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self.send_peer(_peer_id, b''.join([RPTACK, _peer_id]))
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logger.info('(%s) Peer %s (%s) has sent repeater configuration', self._system, _this_peer['CALLSIGN'], _this_peer['RADIO_ID'])
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else:
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self.transport.write(MSTNAK + _peer_id, _sockaddr)
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self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
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logger.warning('(%s) Peer info from Radio ID that has not logged in: %s', self._system, int_id(_peer_id))
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elif _command == RPTP: # RPTPing -- peer is pinging us
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@@ -494,10 +490,10 @@ class HBSYSTEM(DatagramProtocol):
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and self._peers[_peer_id]['SOCKADDR'] == _sockaddr:
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self._peers[_peer_id]['PINGS_RECEIVED'] += 1
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self._peers[_peer_id]['LAST_PING'] = time()
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self.send_peer(_peer_id, MSTPONG + _peer_id)
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self.send_peer(_peer_id, b''.join([MSTPONG, _peer_id]))
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logger.debug('(%s) Received and answered RPTPING from peer %s (%s)', self._system, self._peers[_peer_id]['CALLSIGN'], int_id(_peer_id))
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else:
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self.transport.write(MSTNAK + _peer_id, _sockaddr)
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self.transport.write(b''.join([MSTNAK, _peer_id]), _sockaddr)
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logger.warning('(%s) Ping from Radio ID that is not logged in: %s', self._system, int_id(_peer_id))
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else:
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@@ -589,32 +585,34 @@ class HBSYSTEM(DatagramProtocol):
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if self._stats['CONNECTION'] == 'RPTL_SENT': # If we've sent a login request...
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_login_int32 = _data[6:10]
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logger.info('(%s) Repeater Login ACK Received with 32bit ID: %s', self._system, int_id(_login_int32))
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_pass_hash = sha256(_login_int32+self._config['PASSPHRASE']).hexdigest()
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_pass_hash = sha256(b''.join([_login_int32, self._config['PASSPHRASE']])).hexdigest()
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_pass_hash = bhex(_pass_hash)
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self.send_master(RPTK + self._config['RADIO_ID']+_pass_hash)
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self.send_master(b''.join([RPTK, self._config['RADIO_ID'], _pass_hash]))
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self._stats['CONNECTION'] = 'AUTHENTICATED'
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elif self._stats['CONNECTION'] == 'AUTHENTICATED': # If we've sent the login challenge...
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_peer_id = _data[6:10]
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if self._config['LOOSE'] or _peer_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation
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logger.info('(%s) Repeater Authentication Accepted', self._system)
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_config_packet = self._config['RADIO_ID']+\
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self._config['CALLSIGN']+\
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self._config['RX_FREQ']+\
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self._config['TX_FREQ']+\
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self._config['TX_POWER']+\
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self._config['COLORCODE']+\
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self._config['LATITUDE']+\
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self._config['LONGITUDE']+\
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self._config['HEIGHT']+\
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self._config['LOCATION']+\
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self._config['DESCRIPTION']+\
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self._config['SLOTS']+\
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self._config['URL']+\
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self._config['SOFTWARE_ID']+\
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self._config['PACKAGE_ID']
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_config_packet = b''.join([\
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self._config['RADIO_ID'],\
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self._config['CALLSIGN'],\
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self._config['RX_FREQ'],\
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self._config['TX_FREQ'],\
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self._config['TX_POWER'],\
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self._config['COLORCODE'],\
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self._config['LATITUDE'],\
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self._config['LONGITUDE'],\
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self._config['HEIGHT'],\
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self._config['LOCATION'],\
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self._config['DESCRIPTION'],\
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self._config['SLOTS'],\
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self._config['URL'],\
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self._config['SOFTWARE_ID'],\
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self._config['PACKAGE_ID']\
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])
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self.send_master(RPTC + _config_packet)
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self.send_master(b''.join([RPTC, _config_packet]))
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self._stats['CONNECTION'] = 'CONFIG-SENT'
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logger.info('(%s) Repeater Configuration Sent', self._system)
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else:
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@@ -626,7 +624,7 @@ class HBSYSTEM(DatagramProtocol):
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if self._config['LOOSE'] or _peer_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation
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logger.info('(%s) Repeater Configuration Accepted', self._system)
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if self._config['OPTIONS']:
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self.send_master(RPTO + self._config['RADIO_ID']+self._config['OPTIONS'])
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self.send_master(b''.join([RPTO, self._config['RADIO_ID'], self._config['OPTIONS']]))
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self._stats['CONNECTION'] = 'OPTIONS-SENT'
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logger.info('(%s) Sent options: (%s)', self._system, self._config['OPTIONS'])
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else:
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@@ -674,10 +672,10 @@ class report(NetstringReceiver):
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def connectionMade(self):
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self._factory.clients.append(self)
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logger.info('HBlink reporting client connected: %s', self.transport.getPeer())
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logger.info('(REPORT) HBlink reporting client connected: %s', self.transport.getPeer())
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def connectionLost(self, reason):
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logger.info('HBlink reporting client disconnected: %s', self.transport.getPeer())
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logger.info('(REPORT) HBlink reporting client disconnected: %s', self.transport.getPeer())
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self._factory.clients.remove(self)
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def stringReceived(self, data):
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@@ -686,10 +684,10 @@ class report(NetstringReceiver):
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def process_message(self, _message):
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opcode = _message[:1]
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if opcode == REPORT_OPCODES['CONFIG_REQ']:
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logger.info('HBlink reporting client sent \'CONFIG_REQ\': %s', self.transport.getPeer())
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logger.info('(REPORT) HBlink reporting client sent \'CONFIG_REQ\': %s', self.transport.getPeer())
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self.send_config()
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else:
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logger.error('got unknown opcode')
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logger.error('(REPORT) got unknown opcode')
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class reportFactory(Factory):
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def __init__(self, config):
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@@ -697,10 +695,10 @@ class reportFactory(Factory):
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def buildProtocol(self, addr):
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if (addr.host) in self._config['REPORTS']['REPORT_CLIENTS'] or '*' in self._config['REPORTS']['REPORT_CLIENTS']:
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logger.debug('Permitting report server connection attempt from: %s:%s', addr.host, addr.port)
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logger.debug('(REPORT) Permitting report server connection attempt from: %s:%s', addr.host, addr.port)
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return report(self)
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else:
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logger.error('Invalid report server connection attempt from: %s:%s', addr.host, addr.port)
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logger.error('(REPORT) Invalid report server connection attempt from: %s:%s', addr.host, addr.port)
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return None
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def send_clients(self, _message):
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@@ -709,7 +707,7 @@ class reportFactory(Factory):
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def send_config(self):
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serialized = pickle.dumps(self._config['SYSTEMS'], protocol=2) #.decode('utf-8', errors='ignore') #pickle.HIGHEST_PROTOCOL)
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self.send_clients(REPORT_OPCODES['CONFIG_SND']+serialized)
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self.send_clients(b''.join([REPORT_OPCODES['CONFIG_SND'], serialized]))
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# ID ALIAS CREATION
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@@ -718,23 +716,23 @@ def mk_aliases(_config):
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if _config['ALIASES']['TRY_DOWNLOAD'] == True:
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# Try updating peer aliases file
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result = try_download(_config['ALIASES']['PATH'], _config['ALIASES']['PEER_FILE'], _config['ALIASES']['PEER_URL'], _config['ALIASES']['STALE_TIME'])
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logger.info(result)
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logger.info('(GLOBAL) %s', result)
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# Try updating subscriber aliases file
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result = try_download(_config['ALIASES']['PATH'], _config['ALIASES']['SUBSCRIBER_FILE'], _config['ALIASES']['SUBSCRIBER_URL'], _config['ALIASES']['STALE_TIME'])
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logger.info(result)
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logger.info('(GLOBAL) %s', result)
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# Make Dictionaries
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peer_ids = mk_id_dict(_config['ALIASES']['PATH'], _config['ALIASES']['PEER_FILE'])
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if peer_ids:
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logger.info('ID ALIAS MAPPER: peer_ids dictionary is available')
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logger.info('(GLOBAL) ID ALIAS MAPPER: peer_ids dictionary is available')
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subscriber_ids = mk_id_dict(_config['ALIASES']['PATH'], _config['ALIASES']['SUBSCRIBER_FILE'])
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if subscriber_ids:
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logger.info('ID ALIAS MAPPER: subscriber_ids dictionary is available')
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logger.info('(GLOBAL) ID ALIAS MAPPER: subscriber_ids dictionary is available')
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talkgroup_ids = mk_id_dict(_config['ALIASES']['PATH'], _config['ALIASES']['TGID_FILE'])
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if talkgroup_ids:
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logger.info('ID ALIAS MAPPER: talkgroup_ids dictionary is available')
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logger.info('(GLOBAL) ID ALIAS MAPPER: talkgroup_ids dictionary is available')
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return peer_ids, subscriber_ids, talkgroup_ids
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@@ -771,13 +769,13 @@ if __name__ == '__main__':
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CONFIG['LOGGER']['LOG_LEVEL'] = cli_args.LOG_LEVEL
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logger = log.config_logging(CONFIG['LOGGER'])
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logger.info('\n\nCopyright (c) 2013, 2014, 2015, 2016, 2018\n\tThe Founding Members of the K0USY Group. All rights reserved.\n')
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logger.debug('Logging system started, anything from here on gets logged')
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logger.debug('(GLOBAL) Logging system started, anything from here on gets logged')
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# Set up the signal handler
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def sig_handler(_signal, _frame):
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logger.info('SHUTDOWN: HBLINK IS TERMINATING WITH SIGNAL %s', str(_signal))
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logger.info('(GLOBAL) SHUTDOWN: HBLINK IS TERMINATING WITH SIGNAL %s', str(_signal))
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hblink_handler(_signal, _frame)
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logger.info('SHUTDOWN: ALL SYSTEM HANDLERS EXECUTED - STOPPING REACTOR')
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logger.info('(GLOBAL) SHUTDOWN: ALL SYSTEM HANDLERS EXECUTED - STOPPING REACTOR')
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reactor.stop()
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# Set signal handers so that we can gracefully exit if need be
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@@ -787,10 +785,14 @@ if __name__ == '__main__':
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peer_ids, subscriber_ids, talkgroup_ids = mk_aliases(CONFIG)
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|
||||
# INITIALIZE THE REPORTING LOOP
|
||||
report_server = config_reports(CONFIG, reportFactory)
|
||||
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('HBlink \'HBlink.py\' -- SYSTEM STARTING...')
|
||||
logger.info('(GLOBAL) HBlink \'HBlink.py\' -- SYSTEM STARTING...')
|
||||
for system in CONFIG['SYSTEMS']:
|
||||
if CONFIG['SYSTEMS'][system]['ENABLED']:
|
||||
if CONFIG['SYSTEMS'][system]['MODE'] == 'OPENBRIDGE':
|
||||
@@ -798,6 +800,6 @@ if __name__ == '__main__':
|
||||
else:
|
||||
systems[system] = HBSYSTEM(system, CONFIG, report_server)
|
||||
reactor.listenUDP(CONFIG['SYSTEMS'][system]['PORT'], systems[system], interface=CONFIG['SYSTEMS'][system]['IP'])
|
||||
logger.debug('%s instance created: %s, %s', CONFIG['SYSTEMS'][system]['MODE'], system, systems[system])
|
||||
logger.debug('(GLOBAL) %s instance created: %s, %s', CONFIG['SYSTEMS'][system]['MODE'], system, systems[system])
|
||||
|
||||
reactor.run()
|
||||
|
||||
Reference in New Issue
Block a user