From 394cf1331794e436cd212db2c9774a05e51da44c Mon Sep 17 00:00:00 2001 From: Matthew Date: Mon, 25 Jun 2018 16:44:19 +0100 Subject: [PATCH] Refactor validation to optimise code --- hb_config.py | 1 + hblink-SAMPLE.cfg | 1 + hblink.py | 24 +++++++----------------- 3 files changed, 9 insertions(+), 17 deletions(-) diff --git a/hb_config.py b/hb_config.py index 110b493..0f18db2 100755 --- a/hb_config.py +++ b/hb_config.py @@ -93,6 +93,7 @@ def build_config(_config_file): CONFIG['SYSTEMS'].update({section: { 'MODE': config.get(section, 'MODE'), 'ENABLED': config.getboolean(section, 'ENABLED'), + 'LOOSE': config.getboolean(section, 'LOOSE'), 'EXPORT_AMBE': config.getboolean(section, 'EXPORT_AMBE'), 'IP': gethostbyname(config.get(section, 'IP')), 'PORT': config.getint(section, 'PORT'), diff --git a/hblink-SAMPLE.cfg b/hblink-SAMPLE.cfg index c798405..13e98f4 100644 --- a/hblink-SAMPLE.cfg +++ b/hblink-SAMPLE.cfg @@ -80,6 +80,7 @@ GROUP_HANGTIME: 5 [REPEATER-1] MODE: CLIENT ENABLED: False +LOOSE: False EXPORT_AMBE: False IP: PORT: 54001 diff --git a/hblink.py b/hblink.py index 2872950..fef0bba 100644 --- a/hblink.py +++ b/hblink.py @@ -143,16 +143,6 @@ class HBSYSTEM(DatagramProtocol): return self._logger.error("Uncaught exception", exc_info=(exc_type, exc_value, exc_traceback)) - def validate_radio_id(self, _id): - - if self._config['STRICT']: - if _id == self._config['RADIO_ID']: - return True - else: - return False - else: - return True - def startProtocol(self): # Set up periodic loop for tracking pings from clients. Run every 'PING_TIME' seconds self._system_maintenance = task.LoopingCall(self.maintenance_loop) @@ -387,7 +377,7 @@ class HBSYSTEM(DatagramProtocol): _command = _data[:4] if _command == 'DMRD': # DMRData -- encapsulated DMR data frame _radio_id = _data[11:15] - if self.validate_radio_id(_radio_id): # Validate the source and intended target + if self._config['LOOSE'] or _radio_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation _seq = _data[4:5] _rf_src = _data[5:8] _dst_id = _data[8:11] @@ -411,7 +401,7 @@ class HBSYSTEM(DatagramProtocol): elif _command == 'MSTN': # Actually MSTNAK -- a NACK from the master _radio_id = _data[6:10] # - if self.validate_radio_id(_radio_id): # Validate the source and intended target # Validate the source and intended target + if self._config['LOOSE'] or _radio_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation self._logger.warning('(%s) MSTNAK Received. Resetting connection to the Master.', self._system) self._stats['CONNECTION'] = 'NO' # Disconnect ourselves and re-register else: @@ -429,7 +419,7 @@ class HBSYSTEM(DatagramProtocol): elif self._stats['CONNECTION'] == 'AUTHENTICATED': # If we've sent the login challenge... _radio_id = _data[6:10] - if self.validate_radio_id(_radio_id): # Validate the source and intended target + if self._config['LOOSE'] or _radio_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation self._logger.info('(%s) Repeater Authentication Accepted', self._system) _config_packet = self._config['RADIO_ID']+\ self._config['CALLSIGN']+\ @@ -456,7 +446,7 @@ class HBSYSTEM(DatagramProtocol): elif self._stats['CONNECTION'] == 'CONFIG-SENT': # If we've sent out configuration to the master _radio_id = _data[6:10] - if self.validate_radio_id(_radio_id): # Validate the source and intended target + if self._config['LOOSE'] or _radio_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation if self._config['OPTIONS']: self.send_master('RPTO'+self._config['RADIO_ID']+self._config['OPTIONS']) self._stats['CONNECTION'] = 'OPTIONS-SENT' @@ -470,7 +460,7 @@ class HBSYSTEM(DatagramProtocol): elif self._stats['CONNECTION'] == 'OPTIONS-SENT': # If we've sent out options to the master _radio_id = _data[6:10] - if self.validate_radio_id(_radio_id): # Validate the source and intended target + if self._config['LOOSE'] or _radio_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation self._logger.info('(%s) Repeater Options Accepted', self._system) self._stats['CONNECTION'] = 'YES' self._logger.info('(%s) Connection to Master Completed with options', self._system) @@ -480,7 +470,7 @@ class HBSYSTEM(DatagramProtocol): elif _command == 'MSTP': # Actually MSTPONG -- a reply to RPTPING (send by client) _radio_id = _data[7:11] - if self.validate_radio_id(_radio_id): # Validate the source and intended target + if self._config['LOOSE'] or _radio_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation self._stats['PING_OUTSTANDING'] = False self._stats['NUM_OUTSTANDING'] = 0 self._stats['PINGS_ACKD'] += 1 @@ -490,7 +480,7 @@ class HBSYSTEM(DatagramProtocol): elif _command == 'MSTC': # Actually MSTCL -- notify us the master is closing down _radio_id = _data[5:9] - if self.validate_radio_id(_radio_id): # Validate the source and intended target + if self._config['LOOSE'] or _radio_id == self._config['RADIO_ID']: # Validate the Radio_ID unless using loose validation self._stats['CONNECTION'] = 'NO' self._logger.info('(%s) MSTCL Recieved', self._system) else: