def mqtt_connect():
board_id = config['board']['id']
ip = config['mqtt']['ip']
client = MQTTClient(board_id, ip)
client.connect()
return client
def main(path, topic):
dns_dict = LRUCache(10000)
max_usage = 0
max_domain = ''
client = MQTTClient('a2wcug9wfns56q-ats.iot.us-east-2.amazonaws.com',
'certificates/d6ccf7c6bd-certificate.pem.crt',
'certificates/d6ccf7c6bd-private.pem.key',
'certificates/AmazonRootCA1.pem')
client.connect()
while True:
files = get_files_by_mdate(path, suffix='.pcap')
for file in files:
try:
records = parse_pcap(file, dns_dict)
except Scapy_Exception as err:
if str(err) == "No data could be read!":
print('empty file', file,
'possibly being written by tcpdump')
break
raise
if not records: continue
print('summarized count', len(json.dumps(records)) / 1000, 'KB')
max_domain_usage = max(records, key=lambda x: x['size'])
if max_domain_usage['size'] > max_usage:
max_domain = max_domain_usage['domain']
max_usage = max_domain_usage['size']
while records:
message = json.dumps(records[:500])
client.publish(topic, message)
records = records[500:]
print('deleting file', file)
os.remove(file)
print('all files processed. sleeping for 1 minute.')
print('domain', max_domain, 'usage', max_usage)
time.sleep(60)
def main():
global mqclient
mqclient = MQTTClient(board.location, board.mqtt_server, ssl=True,
ssl_params={'psk_ident':board.mqtt_ident, 'psk_key':board.mqtt_key})
print("Connect:", mqclient.connect())
mqclient.set_callback(msg_in)
mqclient.subscribe(REPL_IN)
print("Subscribed to", REPL_IN)
from mqtt_client import MQTTClient
import ssl
import json
import paho.mqtt.client as mqtt
with open("config/config.json", "r") as load_f:
parameter = json.load(load_f)
cli = MQTTClient(parameter["host"], parameter["port"])
cli.tls_set(parameter["ca_cert"], parameter["certfile"], parameter["keyfile"])
cli.on_log
cli.connect(parameter["username"], parameter["password"])
cli.on_connect
cli.subscribe(parameter["topic0"])
cli._on_message
cli.loop()