def stop(self):
""" Stop the nodes connection and stop asyncore.loop thread """
LOGGER.info("Stopping")
self._running = False
for node in self.values():
node.close()
self.thread.join()
def start(self):
""" Connect all nodes and run asyncore.loop in a thread """
self._running = True
for node in self.values():
node.start()
self.thread.start()
LOGGER.info("Aggregator started")
def main(args=None):
""" Aggregate all nodes radio sniffer """
args = args or sys.argv[1:]
opts = SnifferAggregator.parser.parse_args(args)
try:
# Parse arguments
nodes_list = SnifferAggregator.select_nodes(opts)
if opts.debug:
LOGGER.setLevel(logging.DEBUG)
# Run the aggregator
with SnifferAggregator(nodes_list, opts.outfd, opts.raw) as aggregator:
aggregator.run()
LOGGER.info('%u packets captured', aggregator.rx_packets)
except (ValueError, RuntimeError) as err:
sys.stderr.write("%s\n" % err)
exit(1)
def main(args=None):
""" Aggregate all nodes radio sniffer """
args = args or sys.argv[1:]
opts = SnifferAggregator.parser.parse_args(args)
try:
# Parse arguments
nodes_list = SnifferAggregator.select_nodes(opts)
if opts.debug:
LOGGER.setLevel(logging.DEBUG)
# Run the aggregator
with SnifferAggregator(nodes_list, opts.outfd, opts.raw) as aggregator:
aggregator.run()
LOGGER.info('%u packets captured', aggregator.rx_packets)
except (ValueError, RuntimeError) as err:
sys.stderr.write("{}\n".format(err))
exit(1)
def handle_data(self, data):
""" Dummy handle data """
LOGGER.info("%s received %u bytes", self.hostname, len(data))
return '' # Remaining unprocessed data
def _loop(self):
""" Run asyncore loop send SIGINT at the end to stop main process """
asyncore.loop(timeout=1, use_poll=True)
if self._running: # Don't send signal if we are stopping
LOGGER.info("Loop finished, all connection closed")
os.kill(os.getpid(), signal.SIGINT)
