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)
示例#2
0
from mqtt_client import MQTTClient
import time

client = MQTTClient()

client.start_loop()

while True:
    client.publish('time/sync/current', str(time.time()))
    time.sleep(1)
示例#3
0
class Silvia:
    def __init__(self):

        self.is_on = False
        self.temp_f = 0
        self.temp_f_target = 212
        self.control_p = 2
        self.control_i = 0.1
        self.control_d = 2
        self.temp_history = []
        self.shed_on_time = None
        self.sched_off_time = None
        self.last_on_time = time.time()
        self.last_off_time = None
        self.pid_freq = 1
        self.read_freq = 10
        self.post_freq = 10
        self.stop_funcs = []
        self.mqtt_client = MQTTClient()
        self.pid = PID(self.control_p,
                       self.control_i,
                       self.control_d,
                       setpoint=self.temp_f_target)
        self.pid.output_limits = (0, 100)

        spi = SPI(clock=board.SCK, MISO=board.MISO, MOSI=board.MOSI)
        cs = DigitalInOut(board.D5)
        self.sensor = MAX31855(spi, cs)

        he_pin = 26  # GPIO26
        GPIO.setmode(GPIO.BCM)
        GPIO.setup(he_pin, GPIO.OUT)
        self.he_pwm = GPIO.PWM(he_pin, self.pid_freq * 3)
        self.he_pwm.start(0)

    def start(self):
        # Start loops and catch stop functions

        stop_pid = run_at_freq(self.run_pid, self.pid_freq, self.run_pid)
        stop_read_temp = run_at_freq(self.read_temp, self.read_freq)
        stop_post_status = run_at_freq(self.post_status, self.post_freq)
        self.stop_funcs = [stop_pid, stop_read_temp, stop_post_status]

        while True:
            time.sleep(1)  # Run until interrupt

    def run_pid(self, pid):
        control = self.pid(self.temp_f)
        print(f"Temp F {self.temp_f} \t Duty Cycle {control}")
        self.he_pwm.ChangeDutyCycle(control)

    def read_temp(self):
        self.temp_f = c_to_f(self.sensor.temperature)

    def post_status(self):
        self.mqtt_client.publish({"message": self.temp_f})

    def close(self):
        self.mqtt_client.close()
        for name, f in self.stop_funcs:
            print('Stopping', name)
            f()
示例#4
0
class HospiTalkie:
    """
    State Machine for a named HospiTalkie

    TODO: Only include logic for functions defined by the statemachine.

    """
    def start(self, stm_driver, login_gui):
        print("init HospiTalkie")
        self.name = "Ola"
        self.stm_driver = stm_driver
        self.login_gui = login_gui
        self.mqtt_client = MQTTClient(self.name, self.stm_driver)
        self.player = Player(self.stm_driver)
        self.recorder = Recorder(self.stm_driver)
        self.fileManager = FileManager(self.stm_driver)
        self.messageCounter = 0
        self.isBuffer = True
        self.sender = None

    def setRecipient(self):
        print("setRecipient HospiTalkie")
        self.currentRecipient = self.mqtt_client.selected_recipient
        self.currentRecipientTopic = self.mqtt_client.phonebook[
            self.currentRecipient.title()].lower()
        print(self.currentRecipient, self.currentRecipientTopic)

    def sendMessage(self, message):
        print("sendMessage HospiTalkie")
        print("Sending message to:", self.currentRecipientTopic)
        self.mqtt_client.publish(self.currentRecipientTopic, message)
        self.stm_driver.send(
            "messagePublished",
            "HospiTalkie")  # TODO: Use callback instead then send??

    def authenticate(self, usr, pwd):
        print("authenticate HospiTalkie")
        self.mqtt_client.start_client(usr, pwd)

    def loginSuccess(self):
        print("loginSuccess HospiTalkie")
        self.login_gui.switch_gui()

    def loginError(self):
        print("loginError HospiTalkie")
        self.login_gui.login_error()

    def loadPhoneBook(self):
        print("loadPhoneBook")

    def display(self, text):
        import threading
        print("displaying: " + text)
        if text == "Contacts":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("choose_reciever"))
            prevContact = list(self.mqtt_client.phonebook.keys())[
                (self.mqtt_client.phonebook_counter - 1) %
                len(self.mqtt_client.phonebook)]
            self.mqtt_client.selected_recipient = list(
                self.mqtt_client.phonebook.keys())[
                    self.mqtt_client.phonebook_counter %
                    len(self.mqtt_client.phonebook)]
            nextContact = list(self.mqtt_client.phonebook.keys())[
                (self.mqtt_client.phonebook_counter + 1) %
                len(self.mqtt_client.phonebook)]
            print("Displaying: " + self.mqtt_client.selected_recipient)
            contact = prevContact + "\n" + "--> " + self.mqtt_client.selected_recipient + "\n" + nextContact
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess", "" + contact + "")
        elif text == "next_contact":
            self.mqtt_client.phonebook_counter += 1
        elif text == "btn_record":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("record_message"))
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess", get_string("btn_record"))
        elif text == "main_screen":
            print("main screen")
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("idle"))
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess", get_string("main_screen"))
            self.login_gui.app.setLabel(
                "title",
                "Welcome To HospiTalkie " + self.mqtt_client.name.title())
        elif text == "new_messages":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("new_message"))
            self.login_gui.app.queueFunction(
                self.login_gui.app.setMessage, "mess",
                get_string("new_messages_description"))
        elif text == "saved_messages":
            self.isBuffer = False
            self.messages = glob.glob("./Messages/*.wav")
            self.message = self.messages[self.messageCounter %
                                         len(self.messages)]
            self.currentRecipient = self.message[self.message.
                                                 rfind("/"):][1:].split("-")[0]
            self.currentRecipientTopic = self.mqtt_client.phonebook[
                self.currentRecipient]
            self.messageDisplay = re.search('./Messages/(.*).wav',
                                            self.message).group(1)
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("saved_messages"))
            self.login_gui.app.queueFunction(
                self.login_gui.app.setMessage, "mess",
                get_string("saved_messages") + "\n" + self.messageDisplay)
        elif text == "reply_message":
            print("Current recipient: " + str(self.sender))

            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("reply"))
            self.login_gui.app.queueFunction(
                self.login_gui.app.setMessage, "mess",
                get_string("reply_message", str(self.sender)))
        elif text == "recording":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("recording"))
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess", get_string("recording"))
        elif text == "done_recording":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("done_recording"))
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess",
                                             get_string("done_recording"))
        elif text == "playing":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("playing"))
            self.login_gui.app.queueFunction(
                self.login_gui.app.setMessage, "mess",
                get_string("playing_from", str(self.sender)))
        elif text == "play_or_store":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("new_message"))
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess",
                                             get_string("play_or_store"))
        elif text == "next_message":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string("next_message"))
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess", "message here!")
        elif text == "delete_message":
            self.login_gui.app.queueFunction(self.login_gui.app.setTitle,
                                             get_string(""))
            self.login_gui.app.queueFunction(self.login_gui.app.setMessage,
                                             "mess",
                                             get_string("delete_message"))

    def mute(self):
        print("mute")
        self.login_gui.app.setTitle(get_string("dont_disturb"))
        self.login_gui.app.queueFunction(self.login_gui.app.setButton, "Mute",
                                         get_string("unmute"))
        self.login_gui.app.queueFunction(self.login_gui.app.setMessage, "mess",
                                         get_string("not_disturbed"))

    def unmute(self):
        print("unmute")
        self.login_gui.app.queueFunction(self.login_gui.app.setButton, "Mute",
                                         get_string("mute"))

    def highlightNextMessage(self):
        print("highlightNextMessage")
        self.messageCounter += 1

    def getMessage(self, message, sender):
        print("Get Message")
        self.isBuffer = True
        self.sender = sender  #This makes audio message available in "playMessage".
        self.message = message  #This makes audio message available in "playMessage".
        self.currentRecipientTopic = self.mqtt_client.phonebook[
            self.sender.title()]

    def storeMessages(self):
        ts = time.time()
        st = datetime.datetime.fromtimestamp(ts).strftime('%H:%M:%S')
        print("Store message")
        filename = self.sender.title() + "-" + st
        data = self.message
        self.stm_driver.send("saveFile", "fileManager", args=[filename, data])

    def deleteMessages(self):
        print("delete message")

    def playNotification(self):
        print("Playing notification")
        self.stm_driver.send("start",
                             "player",
                             args=['notification.wav', False, False])

    def playMessage(self):
        print("Play message")
        self.stm_driver.send("start",
                             "player",
                             args=[self.message, self.isBuffer, True])

    def startRecording(self):
        print("Start Recording")
        self.stm_driver.send('start', 'recorder')

    def stopRecording(self):
        print("Stop Recording")
        self.stm_driver.send('stop', 'recorder')
示例#5
0
import atexit
from mqtt_client import MQTTClient


# at exit function
def cleanup(client):
    client.disconnect()
    client.loop_stop()


# do turnstile stuff
tester = MQTTClient()
atexit.register(cleanup, tester)
while True:  # block
    topic = (raw_input("enter topic name:\n")).strip()
    msg = (raw_input("enter message:\n")).strip()
    tester.publish(topic, msg)
示例#6
0
            msg = json.loads(msg)
            room_name = msg['room']
            update_config(msg)
            print(msg)


# get_room_data()
receiver = OnReceive()
client = MQTTClient(receiver)

client.start_loop()

client.subscribe(sensor_name + '/room/config')

if room_name is None:
    client.publish('sensor/registration', sensor_name + '/temperature')
    client.publish('sensor/registration', sensor_name + '/humidity')
    client.publish('sensor/registration', sensor_name + '/lux')

try:
    while True:
        if room_name != None:

            temperature = str(get_temperature())
            humidity = str(get_humidity())
            lux = str(get_lux())
            client.publish(
                sensor_name + '/temperature',
                temperature + ',' + room_name + ',' + str(time.time()))
            client.publish(sensor_name + '/humidity',
                           humidity + ',' + room_name + ',' + str(time.time()))
示例#7
0
from mqtt_client import Receiver, MQTTClient
import json, time, random, uuid


class OnReceive(Receiver):
    def on_message(self, client, userdata, message):
        msg = str(message.payload.decode("utf-8"))


# get_room_data()
receiver = OnReceive()
client = MQTTClient(receiver)

client.start_loop()
client.publish("30:AE:A4:DC:9A:38/setpoint", json.dumps({"setpoint": 30}))
client.wait(2)
client.stop_loop()