def main():
_init_influxdb_database()
client = MQTTClient(ADAFRUIT_IO_USERNAME, ADAFRUIT_IO_KEY)
client.on_connect = connected
client.on_disconnect = disconnected
client.on_message = message
client.on_subscribe = subscribe
client.connect()
client.loop_blocking()
def subscribe(self):
def connected(client):
print('Connected to Adafruit IO! Listening for {0} changes...'.
format(self.feed_id))
client.subscribe(self.feed_id)
def subscribe(client, userdata, mid, granted_qos):
print('Subscribed to {0} with QoS {1}'.format(
self.feed_id, granted_qos[0]))
def disconnected(client):
print('Disconnected from Adafruit IO!')
sys.exit(1)
def message(client, feed_id, payload):
print('Feed {0} received new value: {1}'.format(feed_id, payload))
# Update device database
print('Update database ...')
res = json.loads(payload)
device = Device(id=str(res["id"]),
data=res["data"],
name=res["name"],
unit=res["unit"])
device.save()
print('Data updated')
# Device.objects.filter(id=device["id"]).update(data=device["data"], name=device["name"], unit=device["unit"]))
# Update weather info
# update_weatherinfo()
# TODO: Handle value change event ( > 100, < 100)
# Create an MQTT client instance.
client = MQTTClient(ADAFRUIT_IO_USERNAME, ADAFRUIT_IO_KEY)
# Setup the callback functions defined above.
client.on_connect = connected
client.on_disconnect = disconnected
client.on_message = message
client.on_subscribe = subscribe
# Connect to the Adafruit IO server.
client.connect()
client.loop_background()
def _loop_process(self):
username = os_getenv("ADAFRUIT_IO_USERNAME");
key = os_getenv("ADAFRUIT_IO_KEY");
print(f"AdafruitFeed::_loop_process::username, key: {username}, {key}");
assert(username);
assert(key);
ssl.SSLContext.verify_mode = ssl.VerifyMode.CERT_OPTIONAL
client = MQTTClient(username, key, secure=False);
client.on_connect = self._connect;
client.on_disconnect = self._disconnect;
client.on_message = self._activate;
client.on_subscribe = self._null;
print("Adafruit::_loop_process");
client.connect();
client.loop_blocking();
def subscribe(self):
def connected(client):
print('Connected to Adafruit IO! Listening for {0} changes...'.
format(self.feed_id))
client.subscribe(self.feed_id)
def subscribe(client, userdata, mid, granted_qos):
print('Subscribed to {0} with QoS {1}'.format(
self.feed_id, granted_qos[0]))
def disconnected(client):
print('Disconnected from Adafruit IO!')
sys.exit(1)
def message(client, feed_id, payload):
print('Feed {0} received new value: {1}'.format(feed_id, payload))
# Update device database
print('Update database ...')
# Device.objects.filter(key=feed_id).update(value=payload)
# Update weather info
# update_weatherinfo()
# TODO: Handle value change event ( > 100, < 100)
# Create an MQTT client instance.
client = MQTTClient(ADAFRUIT_IO_USERNAME, ADAFRUIT_IO_KEY)
# Setup the callback functions defined above.
client.on_connect = connected
client.on_disconnect = disconnected
client.on_message = message
client.on_subscribe = subscribe
# Connect to the Adafruit IO server.
client.connect()
client.loop_blocking()
def message(client, feed_id, payload):
print('Feed {0} received new value: {1}'.format(feed_id, payload))
ser.write((payload + "\n").encode('ascii'))
if __name__ == '__main__':
ttys = glob.glob('/dev/ttyAC*')
ser = serial.Serial(ttys[0], 9600, timeout=1)
ser.flush()
client = MQTTClient(ADAFRUIT_IO_USERNAME, ADAFRUIT_IO_KEY)
client.on_connect = connected
client.on_disconnect = disconnected
client.on_message = message
client.on_subscribe = subscribe
client.connect()
client.loop_background()
while True:
ser.write(b"READ\n")
line = ser.readline().decode('utf-8').rstrip()
print(line)
datadict = None
if (line != ""):
try:
datadict = eval(line)
print(datadict)
except SyntaxError:
