+
+ @overrides
+ def save(self) -> bool:
+ if len(self.state) > config.config['arper_min_entries_to_be_valid']:
+ logger.debug(
+ f'Persisting state to {config.config["arper_cache_location"]}'
+ )
+ with file_utils.FileWriter(config.config['arper_cache_location']) as wf:
+ for (mac, ip) in self.state.items():
+ mac = mac.lower()
+ print(f'{mac}, {ip}', file=wf)
+ return True
+ else:
+ logger.warning(
+ f'Only saw {len(self.state)} entries; needed at least {config.config["arper_min_entries_to_be_valid"]} to bother persisting.'
+ )
+ return False