class MoistureMonitor():
def __init__(self, led=None):
self.led = led
self.t = machine.Timer(0)
self.a = machine.ADC(0)
gc.collect()
loops = 0
self.m = MQTTClient(config.mqtt.id, config.mqtt.host, **config.mqtt["auth"])
while True:
try:
self.m.connect()
except (IndexError, OSError) as err:
print("Retrying connect because of a {}...".format(str(err)))
if loops > 10:
print("Resetting the board")
machine.reset()
except MemoryError:
print("Got a memory error. Resetting the board in 2 seconds")
time.sleep(2)
machine.reset()
except:
raise
else:
break
loops += 1
time.sleep(1)
def start(self):
self.m.publish(b'nodes', 'hi there')
self.t.init(period=5000, mode=machine.Timer.PERIODIC, callback=lambda t: self.update())
def stop(self):
self.t.deinit()
def update(self):
now = time.localtime()
tstamp = "{:04d}-{:02d}-{:02d} {:02d}:{:02d}:{:02d}".format(*now[0:6])
val = { "m": self.a.read() / 1024, "t": tstamp }
print("Updating moisture, new value is {}".format(val))
self.m.publish(b"moisture", json.dumps(val).encode('utf-8'), retain=True)
if self.led is not None:
self.led(0)
time.sleep(0.1)
self.led(1)
# publish free heap statistics to Adafruit IO using MQTT
# subscribe to the same feed
#
# format of feed name:
# "ADAFRUIT_USERNAME/feeds/ADAFRUIT_IO_FEEDNAME"
mqtt_feedname = bytes('{:s}/feeds/{:s}'.format(ADAFRUIT_USERNAME, ADAFRUIT_IO_FEEDNAME), 'utf-8')
client.set_callback(cb)
client.subscribe(mqtt_feedname)
PUBLISH_PERIOD_IN_SEC = 10
SUBSCRIBE_CHECK_PERIOD_IN_SEC = 0.5
accum_time = 0
while True:
try:
# Publish
if accum_time >= PUBLISH_PERIOD_IN_SEC:
free_heap_in_bytes = gc.mem_free()
print('Publish: freeHeap = {}'.format(free_heap_in_bytes))
client.publish(mqtt_feedname,
bytes(str(free_heap_in_bytes), 'utf-8'),
qos=0)
accum_time = 0
# Subscribe. Non-blocking check for a new message.
client.check_msg()
time.sleep(SUBSCRIBE_CHECK_PERIOD_IN_SEC)
accum_time += SUBSCRIBE_CHECK_PERIOD_IN_SEC
except KeyboardInterrupt:
print('Ctrl-C pressed...exiting')
client.disconnect()
sys.exit()
from umqtt.robust import MQTTClient
class MQTTHandler:
def __init__(self, name, server):
self.mqtt = MQTTClient(hexlify(machine.unique_id()), server)
self.name = name
self.actions = {}
self.publishers = {}
self.connect()
self.mqtt.set_callback(self.handle_mqtt_msgs)
self.publish_all_after_msg = True
def connect(self):
print('.connect() Check if MQTT is already connected')
if self.isconnected():
self.mqtt.disconnect()
try:
print('.connect() Not connected, so lets connect')
self.mqtt.connect()
except OSError:
print(".connect() MQTT could not connect")
return False
time.sleep(3)
if self.isconnected():
self.resubscribe_all()
return True
else:
# Some delay to avoid system getting blocked in a endless loop in case of
# connection problems, unstable wifi etc.
time.sleep(5)
return False
def isconnected(self):
try:
self.mqtt.ping()
except OSError:
print(".isconnected() MQTT not connected - Ping not successfull")
return False
except AttributeError:
print(".isconnected() MQTT not connected - Ping not available")
return False
return True
def publish_generic(self, name, value):
print(".publish_generic() Publish: {0} = {1}".format(name, value))
self.mqtt.publish(name, str(value))
def handle_mqtt_msgs(self, topic, msg):
print(".handle_mqtt_msgs() Received MQTT message: {0}:{1}".format(
topic, msg))
if topic in self.actions:
print(".handle_mqtt_msgs() Found registered function {0}".format(
self.actions[topic]))
self.actions[topic](msg)
if self.publish_all_after_msg:
self.publish_all()
def register_action(self, topicname, cbfunction):
topic = self.name + b'/' + bytes(topicname, 'ascii')
print(".register_action() Get topic {0} for {1}".format(
topic, cbfunction))
if self.isconnected():
print('.register_action() MQTT connected, try to register')
self.mqtt.subscribe(topic)
self.actions[topic] = cbfunction
def register_publisher(self, topicname, function):
topic = self.name + b'/' + bytes(topicname, 'ascii')
print(".register_publisher() Get topic {0} for {1}".format(
topic, function))
self.publishers[topic] = function
def publish_all(self):
for topic in self.publishers:
self.publish_generic(topic, self.publishers[topic]())
def resubscribe_all(self):
for topic in self.actions:
self.mqtt.subscribe(topic)
class SonOff():
led = Pin(13, Pin.OUT, value=1)
relay = Pin(12, Pin.OUT, value = 0)
button = Pin(0, Pin.IN, Pin.PULL_UP)
device_status = "OFF"
def __init__(self):
if config.POWER_ON_STATE:
self.relay_control(1)
self.led_control(0)
self.device_status = "ON"
self.mqtt_client = MQTTClient(client_id=config.DEVICE_NAME, server=config.MQTT_SERVER,
port=config.MQTT_PORT, user=config.MQTT_USER, passwd=config.MQTT_PASSWD,
keepalive=60)
self.mqtt_client.set_callback(self.sub_callback)
self.mqtt_client.set_last_will(config.AVAILABILITY_TOPIC, "offline")
self.ping_mqtt = 0
self.ping_fail = 0
self.button_interrupt = 0
def relay_control(self, value):
self.relay.value(value)
return self.relay.value()
def led_control(self, value):
self.led.value(value)
return self.led.value()
def mqtt_connect(self):
try:
self.mqtt_client.connect()
for topic in [config.SET_TOPIC, config.POS_SET_TOPIC, config.MQTT_CHECK]:
self.mqtt_client.subscribe(topic)
self.publish_device_status()
self.publish_pos_status("ON" if config.POWER_ON_STATE else "OFF")
self.mqtt_client.publish(config.AVAILABILITY_TOPIC, "online")
except:
self.ping_fail += 1
def sub_callback(self, topic, msg):
topic = topic.decode('utf-8')
msg = msg.decode('utf-8')
if topic == config.SET_TOPIC:
if msg == "ON":
self.relay_control(1)
self.led_control(0)
self.device_status = "ON"
else:
self.relay_control(0)
self.led_control(1)
self.device_status = "OFF"
self.publish_device_status()
elif topic == config.POS_SET_TOPIC:
if msg == "ON":
self.change_config({"POWER_ON_STATE": 1})
else:
self.change_config({"POWER_ON_STATE": 0})
self.publish_pos_status(msg)
elif topic == config.MQTT_CHECK:
if int(msg) == self.ping_mqtt:
self.ping_fail = 0
def publish_device_status(self):
if self.ping_fail == 0:
self.mqtt_client.publish(config.STATE_TOPIC, self.device_status)
def publish_pos_status(self, value):
if self.ping_fail == 0:
self.mqtt_client.publish(config.POS_STATE_TOPIC, value)
def button_action(self, pin):
self.button_interrupt = 1
def change_config(self, config_data):
with open('config.py', 'r') as rf:
config_list = rf.readlines()
for config_name, config_value in config_data.items():
if config_name in config_map:
if isinstance(config_value, int):
config_list[config_map[config_name]] = "{} = {}\n".format(config_name, config_value)
elif config_value.isdigit():
config_list[config_map[config_name]] = "{} = {}\n".format(config_name, int(config_value))
else:
config_list[config_map[config_name]] = '{} = "{}"\n'.format(config_name, config_value)
with open('config.py', 'w') as wf:
for conf in config_list:
wf.write(conf)
async def check_message(self):
while True:
await asyncio.sleep(0.2)
try:
self.mqtt_client.check_msg()
except:
self.mqtt_connect()
async def check_mqtt(self):
while True:
await asyncio.sleep(10)
self.ping_mqtt = time.time()
self.mqtt_client.publish(config.MQTT_CHECK, str(self.ping_mqtt))
self.ping_fail += 1
if self.ping_fail > 10:
pass
if self.ping_fail > 3:
self.mqtt_client.disconnect()
self.mqtt_connect()
async def check_button(self):
while True:
await asyncio.sleep(0.4)
if self.button_interrupt > 0:
self.button_interrupt = 0
if self.device_status == "ON":
self.relay_control(0)
self.led_control(1)
self.device_status = "OFF"
else:
self.relay_control(1)
self.led_control(0)
self.device_status = "ON"
self.publish_device_status()
def run(self):
self.button.irq(trigger=Pin.IRQ_FALLING, handler=self.button_action)
self.mqtt_connect()
loop = asyncio.get_event_loop()
loop.create_task(self.check_message())
loop.create_task(self.check_mqtt())
loop.create_task(self.check_button())
try:
loop.run_forever()
except:
pass
server=ADAFRUIT_IO_URL,
user=ADAFRUIT_USERNAME,
password=ADAFRUIT_IO_KEY,
ssl=False)
try:
client.connect()
except Exception as e:
print('could not connect to MQTT server {}{}'.format(type(e).__name__, e))
sys.exit()
mqtt_feedname = bytes(
'{:s}/feeds/{:s}'.format(ADAFRUIT_USERNAME, ADAFRUIT_IO_FEEDNAME), 'utf-8')
client.set_callback(cb)
client.subscribe(mqtt_feedname)
# following two lines is an Adafruit-specific implementation of the Publish "retain" feature
# which allows a Subscription to immediately receive the last Published value for a feed,
# even if that value was Published two hours ago.
# Described in the Adafruit IO blog, April 22, 2018: https://io.adafruit.com/blog/
mqtt_feedname_get = bytes('{:s}/get'.format(mqtt_feedname), 'utf-8')
client.publish(mqtt_feedname_get, '\0')
# wait until data has been Published to the Adafruit IO feed
while True:
try:
client.wait_msg()
except KeyboardInterrupt:
print('Ctrl-C pressed...exiting')
client.disconnect()
sys.exit()
def broker_connect(t_pub, tc_water):
# create a random MQTT clientID
random_num = int.from_bytes(os.urandom(3), 'little')
mqtt_client_id = bytes('client_' + str(random_num), 'utf-8')
# connect to Adafruit IO MQTT broker using unsecure TCP (port 1883)
#
# To use a secure connection (encrypted) with TLS:
# set MQTTClient initializer parameter to "ssl=True"
# Caveat: a secure connection uses about 9k bytes of the heap
# (about 1/4 of the micropython heap on the ESP8266 platform)
ADAFRUIT_IO_URL = b'io.adafruit.com'
ADAFRUIT_USERNAME = b'stormin'
ADAFRUIT_IO_KEY = b'4a8287af16f346d6be64bb6be020d3e3'
ADAIO_PubFD_1 = b'GC_FreeMemory'
ADAIO_PubFD_2 = b'Water Temp Deg C'
ADAIO_PubFD_3 = b'Outdoor Temp Deg C'
ADAIO_PubFD_4 = b'Outdoor Relative Humidity'
ADAIO_SubFD_1 = b'blue-led-control'
client = MQTTClient(client_id=mqtt_client_id,
server=ADAFRUIT_IO_URL,
user=ADAFRUIT_USERNAME,
password=ADAFRUIT_IO_KEY,
ssl=False)
try:
client.connect()
except Exception as e:
print('Could not connect to MQTT server {}{}'.format(
type(e).__name__, e))
print('Going to Deep Sleep mode')
prph.deepsleep(60)
sys.exit()
# publish free heap statistics to Adafruit IO using MQTT
# subscribe to the same feed
#
# format of feed name:
# "ADAFRUIT_USERNAME/feeds/ADAFRUIT_IO_FEEDNAME"
mqtt_PubFD1 = bytes(
'{:s}/feeds/{:s}'.format(ADAFRUIT_USERNAME, ADAIO_PubFD_1), 'utf-8')
mqtt_PubFD2 = bytes(
'{:s}/feeds/{:s}'.format(ADAFRUIT_USERNAME, ADAIO_PubFD_2), 'utf-8')
mqtt_PubFD3 = bytes(
'{:s}/feeds/{:s}'.format(ADAFRUIT_USERNAME, ADAIO_PubFD_3), 'utf-8')
mqtt_PubFD4 = bytes(
'{:s}/feeds/{:s}'.format(ADAFRUIT_USERNAME, ADAIO_PubFD_4), 'utf-8')
mqtt_SubFD1 = bytes(
'{:s}/feeds/{:s}'.format(ADAFRUIT_USERNAME, ADAIO_SubFD_1), 'utf-8')
client.set_callback(cb)
client.subscribe(mqtt_SubFD1)
PUBLISH_PERIOD_IN_SEC = t_pub
SUBSCRIBE_CHECK_PERIOD_IN_SEC = 0.5
accum_time = 0
while True:
try:
# Publish
if accum_time >= PUBLISH_PERIOD_IN_SEC:
# Publish free heap memory from GC (Garbage Collection)
free_heap_in_bytes = gc.mem_free() / 1000
print('Publish: GC FreeMem = {} k'.format(free_heap_in_bytes))
client.publish(mqtt_PubFD1,
bytes(str(free_heap_in_bytes), 'utf-8'),
qos=0)
# Publish water temperature in C or F
# tc, tf = prph.tmp36()
print('Publish: Water Temp = {} c'.format(tc_water))
client.publish(mqtt_PubFD2,
bytes(str(tc_water), 'utf-8'),
qos=0)
# Publish outdoor temperature in C
t2320, h2320 = prph.am2320(4)
print('Publish: Outdoor Temp = {} c'.format(t2320))
client.publish(mqtt_PubFD3, bytes(str(t2320), 'utf-8'), qos=0)
# Publish outdoor humidity in %
print('Publish: Outdoor Humidity = {} %'.format(h2320))
client.publish(mqtt_PubFD4, bytes(str(h2320), 'utf-8'), qos=0)
accum_time = 0
# Subscribe. Non-blocking check for a new message.
client.check_msg()
time.sleep(SUBSCRIBE_CHECK_PERIOD_IN_SEC)
accum_time += SUBSCRIBE_CHECK_PERIOD_IN_SEC
# print('Accumulated Time = {}'.format(accum_time))
except KeyboardInterrupt:
print('Ctrl-C pressed...exiting')
client.disconnect()
sys.exit()
msg = rakp2p.recv()
utime.sleep_ms(80)
# message not OK
if msg == "NOK":
continue
# delete message prefix (msg=)
msg = msg[4:]
if DEBUG:
print(msg)
# convert json string to object
js = ujson.loads(msg)
# example message :
# {"id":"000","DHT11_humidity":"46.8","DHT11_temperature":"23.0","bat":"5.661562","datasetId":"254"}
# one of the 6 nodes contains new data
if js["datasetId"] != prev[js["id"]]:
mqtt_cl.publish(js["id"] + "/temp", js["DHT11_temperature"])
utime.sleep_ms(50)
mqtt_cl.publish(js["id"] + "/hum", js["DHT11_humidity"])
utime.sleep_ms(50)
# save datasetId in dictionary
prev[js["id"]] = js["datasetId"]
if DEBUG:
print(prev)
except Exception as E:
print("Problem with message - %s" % E)
if DEBUG:
print(msg)
finally:
rakp2p.stop()
from umqtt.robust import MQTTClient
import time
import network
from sht30 import SHT30
client_id = "wemos"
server = "pi.lan"
port = 1883
user = "******"
password = "******"
topic = "{}/{}".format(client_id, "sensor")
sensor = SHT30()
# Connect to ADC pin (A0)
adc = ADC(0)
# Wait for network up before proceeding
wlan = network.WLAN(network.STA_IF)
while not wlan.isconnected():
time.sleep_ms(10)
client = MQTTClient(client_id, server, port=port, user=user, password=password)
client.connect(clean_session=False)
temp, humidity = sensor.measure()
client.publish("{}/{}".format(topic, "temperature"), str(temp), qos=1)
client.publish("{}/{}".format(topic, "humidity"), str(humidity), qos=1)
client.publish("{}/{}".format(topic, "moisture"), str(adc.read()), qos=0)
# Uncomment this if wrapped by timeout.py
#deepsleep()
np.fill((0, 0, 0))
np[i] = (led_colour)
np.write()
# Bei der vorletzten LED lassen wir die Temperatur 'vorbereiten'
if i == 23:
# Konvertiere die Temperatur!
ds.convert_temp()
else:
# ansonsten warte 50 Milisekunden, wegen der Animation
time.sleep_ms(20)
# hier schauen wir nach, ob es eine neue LED Farbe für uns gibt
c.check_msg()
# für alle Temperatursensoren, sende Daten zum MQTT Broker
print("Count:", j, end=' ')
j = j + 1
for rom in roms:
TEMP = str(ds.read_temp(rom))
print("Temperature: ", TEMP, "°C ")
c.publish(ARBEITSPLATZ + "/temperatur", TEMP)
#Snippet10####
# Programmende
##############
c.disconnect()
print("Disconnected!")
sys.exit()
###################################
# END #
###################################
# Main Function
do_connect()
ca = CryptAes()
client = MQTTClient(client_id=client_id,
server=mqtt_server,
port=port,
user=username,
password=password)
client.set_callback(sub_cb)
client.connect()
client.subscribe(b'Sensor_Data')
print("Connected to MQTT Broker")
#hard_timer1.init(period=1000, mode=machine.Timer.PERIODIC, callback=hard_handleInterrupt1)
client.publish(b'SessionID', ca.sessionID)
print("published message")
ticks_1 = utime.ticks_ms()
while True:
new_message = client.check_msg()
time.sleep_us(1000)
if mail_flag == 1:
mail_flag = 0
result = ca.verify_hmac(json_message)
ticks_2 = utime.ticks_ms()
print(utime.ticks_diff(ticks_2, ticks_1))
if result:
client.publish(b'Acknowledge', b'Successful Decryption')
print("Authentication Passed. Decrypting")
def Emit(self):
emi = MQTTClient('emiter', "192.168.110.51")
emi.connect()
emi.publish("test/msg", "from nodeMCU !")
emi.disconnect()
from umqtt.robust import MQTTClient
import time
import network
#conexion a la red wifi
sta_if = network.WLAN(network.STA_IF)
sta_if.active(True)
sta_if.connect("SSID", "PASS")
time.sleep(2)
ubidotsToken = "TOKEN"
clientID = "CLIENTID"
topic = b"/v1.6/devices/{devicelabel}" #el topic define a que device en especifico es que se va a subir datos
#b"/v1.6/devices/{NOMBRE_DISPOSITIVO}" en el que NOMBRE_DISPOSITIVO es quien
#define entre los devices creados al cual se quiere subir el dato
client = MQTTClient(clientID,
"industrial.api.ubidots.com",
1883,
user=ubidotsToken,
password=ubidotsToken) #creacion de objeto
client.connect() #conexion a ubidots
while True:
time.sleep(2)
msg = '20|30|200'
R, G, B = msg.split('|')
msg = b'{"R":%s, "G":%s, "B":%s}' % (int(R), int(G), int(B))
print(msg)
client.publish(topic, msg)
def send_state():
client = MQTTClient('state', SERVER)
client.connect()
client.set_callback(on_message)
client.publish(state, '2')
class MQTT:
def __init__(self, ssid, pswd):
self.WIFI_SSID = ssid
self.WIFI_PSWD = pswd
self.subLoopRunning = False
# create a random MQTT clientID
random_num = int.from_bytes(os.urandom(3), 'little')
self.mqtt_client_id = bytes('client_' + str(random_num), 'utf-8')
#email = [email protected] password db4password
self.ADAFRUIT_IO_URL = b'io.adafruit.com'
self.ADAFRUIT_USERNAME = b'db4g5'
self.ADAFRUIT_IO_KEY = Key()
self.connect()
def __del__(self):
self.subLoopRunning = False
def connect(self):
# turn off the WiFi Access Point
ap_if = network.WLAN(network.AP_IF)
ap_if.active(False)
# connect the device to the WiFi network
wifi = network.WLAN(network.STA_IF)
wifi.active(True)
wifi.connect(self.WIFI_SSID, self.WIFI_PSWD)
attempt_count = 0
while not wifi.isconnected() and attempt_count < 20:
attempt_count += 1
time.sleep(1)
if attempt_count == 20:
print('could not connect to the WiFi network')
sys.exit()
self.client = MQTTClient(client_id=self.mqtt_client_id,
server=self.ADAFRUIT_IO_URL,
user=self.ADAFRUIT_USERNAME,
password=self.ADAFRUIT_IO_KEY,
ssl=False)
try:
self.client.connect()
except Exception as e:
print('could not connect to MQTT server {}{}'.format(
type(e).__name__, e))
sys.exit()
# used to publish new data to a certain topic
def publish(self, topic, value):
mqtt_feedname = bytes(
'{:s}/feeds/{:s}'.format(self.ADAFRUIT_USERNAME, topic), 'utf-8')
try:
self.client.publish(mqtt_feedname,
bytes(str(value), 'utf-8'),
qos=0)
except Exception:
self.connect()
# used to poll client subscriptions
def __sub_loop(self):
while self.subLoopRunning:
try:
self.client.check_msg()
time.sleep(2)
except Exception:
self.connect()
# run only once with custom function func(topic, msg)
def setCallback(self, cb):
self.client.set_callback(cb)
# add a subscription
def subscribe(self, topic):
mqtt_feedname = bytes(
'{:s}/feeds/{:s}'.format(self.ADAFRUIT_USERNAME, topic), 'utf-8')
self.client.subscribe(mqtt_feedname)
if self.subLoopRunning == False:
self.subLoopRunning = True
_thread.start_new_thread(self.__sub_loop, ())
leds[0].value(1)
leds[1].value(0)
leds[2].value(0)
if t > TEMP_ALARM:
m = 'Temp alarm'
leds[0].value(0)
leds[1].value(0)
leds[2].value(1)
elif t > TEMP_WARNING:
m = 'Temp warning'
leds[0].value(0)
leds[1].value(1)
leds[2].value(0)
# waarden tonen in console
print("Temperature {0:2}C - Humidity {1:2}% - {2} ".format(t,h,m))
# waarden publishen naar mqtt server
mqtt_cl.publish(TOPIC_TEMP, str(t))
mqtt_cl.publish(TOPIC_HUM, str(h))
mqtt_cl.publish(TOPIC_TEMP_MESSAGE, m)
# 5 seconden wachten
time.sleep(5)
except Exception as e:
print('Problemen met MQTT - %s'%e)
finally:
if mqtt_cl != None:
mqtt_cl.disconnect()
myWifi.close()
temperature, pressure, humidity = bme.values
temperature = temperature.replace("C", "")
pressure = pressure.replace("hPa", "")
humidity = humidity.replace("%", "")
print("Temperature, pressure, humidity:", temperature, pressure, humidity)
except Exception as e:
print("BME280 reading failed with: {}".format(e))
try:
illuminance = str(round(max44009.illuminance_lux, 2))
print("Illuminance:", illuminance)
except Exception as e:
print("MAX44009 reading failed with: {}".format(e))
try:
mqtt_client.publish(config.TOPIC_TEMPERATURE, temperature)
mqtt_client.publish(config.TOPIC_PRESSURE, pressure)
mqtt_client.publish(config.TOPIC_HUMIDITY, humidity)
mqtt_client.publish(config.TOPIC_ILLUMINANCE, illuminance)
except Exception as e:
print("Transferring data failed with: {}".format(e))
mqtt_client.disconnect()
# Temperature displayed in orange. Set here before erasing the measurements area
screen.set_color(ili934.color565(255, 165, 0), ili934.color565(255, 255, 255))
# Fill a rectangle only on the measurements area. This is equivalent to
# screen.erase(), but we only erase the measurements area of the screen.
screen.fill_rectangle(90, 0, config.SCREEN_H - 90, config.SCREEN_W)
#client.subscribe(mqtt_feedname_02)
client.subscribe(mqtt_feedname_03)
PUBLISH_PERIOD_IN_SEC = 3
SUBSCRIBE_CHECK_PERIOD_IN_SEC = 0.5
accum_time = 0
while True:
try:
# Publish
if accum_time >= PUBLISH_PERIOD_IN_SEC:
free_heap_in_bytes = gc.mem_free()
print('Publish: rawPot = {}'.format(adc.read()))
client.publish(mqtt_feedname_02,
bytes(str(adc.read()), 'utf-8'),
qos=0)
#client.publish(mqtt_feedname_03, f(y))
# bytes(str(free_heap_in_bytes), 'utf-8'),
# qos=0)
accum_time = 0
# Subscribe. Non-blocking check for a new message.
client.check_msg()
time.sleep(SUBSCRIBE_CHECK_PERIOD_IN_SEC)
accum_time += SUBSCRIBE_CHECK_PERIOD_IN_SEC
except KeyboardInterrupt:
print('Ctrl-C pressed...exiting')
from umqtt.robust import MQTTClient
import time
t = 30
h = 40
myMqttClient = bytes("client_" + str(10), 'utf-8')
THINGSPEAK_URL = b"mqtt.thingspeak.com"
THINGSPEAK_USER_ID = b'user id '
THINGSPEAK_MQTT_API_KEY = b'mqtt apk'
client = MQTTClient(client_id=myMqttClient,
server=THINGSPEAK_URL,
user=THINGSPEAK_USER_ID,
password=THINGSPEAK_MQTT_API_KEY,
ssl=False)
client.connect()
THINGSPEAK_CHANNEL_ID = 'channel id'
THINGSPEAK_CHANNEL_WRITE_API_KEY = 'write api key'
while True:
topic = bytes(("channels/" + THINGSPEAK_CHANNEL_ID + "/publish/" +
THINGSPEAK_CHANNEL_WRITE_API_KEY), 'utf-8')
payload = bytes("field1=" + str(t) + "&field2=" + str(h), 'utf-8')
client.publish(topic, payload)
print(topic, payload)
time.sleep(10)
class domoticz_mqtt_protocol:
processcnt = 1
def __init__(self):
self._log = core._log
self._log.debug("Protocol: domoticz mqtt contruction")
self._lock = Event()
# release lock, ready for next loop
self._lock.clear()
def init(self, protocol):
self._log.debug("Protocol " + name + ": Init")
self._client_id = protocol['client_id']
self._server = protocol['hostname']
self._port = protocol['port']
self._user = protocol['user']
self._password = protocol['password']
self._queue_out = protocol['publish']
self._queue_in = protocol['subscribe']
self._mq = MQTTClient(self._client_id, self._server, self._port,
self._user, self._password)
# Print diagnostic messages when retries/reconnects happens
#self._mq.DEBUG = True
self._queue = queues.Queue(maxsize=100)
return self._queue
def connect(self):
self._log.debug("Protocol " + name + ": connect")
return self._mq.reconnect()
def disconnect(self):
self._log.debug("Protocol " + name + ": disconnect")
self._mq.disconnect()
def check(self):
self._log.debug("Protocol " + name + ": check")
self._mq.check_msg()
def status(self):
self._log.debug("Protocol " + name + ": status")
self._mq.ping()
def recieve(self):
self._log.debug("Protocol " + name + ": recieve")
self._mq.subscribe(self.queue_in)
def send(self, devicedata):
self._log.debug("Protocol " + name + ": send " + devicedata["stype"])
# connect or reconnect to mqtt server
self.connect()
mqttdata = None
# case
while True:
mqttdata = None
# case SENSOR_TYPE_SINGLE
if devicedata["stype"] == core.SENSOR_TYPE_SINGLE:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_SINGLE")
# Get plugin values
try:
devicedata['valueV1'] = self._queue.get_nowait()
devicedata['valueN1'] = self._queue.get_nowait()
except Exception as e:
self._log.debug("Protocol " + name +
" SENSOR_TYPE_SINGLE exception: " +
repr(e))
break
# Assemble mqtt message
mqttdata = {}
mqttdata["idx"] = devicedata["serverid"]
mqttdata["nvalue"] = 0
mqttdata["svalue"] = str(devicedata["valueV1"])
message = ujson.dumps(mqttdata)
break
# case SENSOR_TYPE_LONG
if devicedata["stype"] == core.SENSOR_TYPE_LONG:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_LONG")
break
# case SENSOR_TYPE_DUAL
if devicedata["stype"] == core.SENSOR_TYPE_DUAL:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_DUAL")
break
# case SENSOR_TYPE_TEMP_HUM
if devicedata["stype"] == core.SENSOR_TYPE_TEMP_HUM:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_TEMP_HUM")
# Get plugin values
try:
devicedata['valueV1'] = self._queue.get_nowait()
devicedata['valueN1'] = self._queue.get_nowait()
devicedata['valueV2'] = self._queue.get_nowait()
devicedata['valueN2'] = self._queue.get_nowait()
except Exception as e:
self._log.debug("Protocol " + self._name +
" SENSOR_TYPE_TEMP_HUM Exception: " +
repr(e))
break
# Assemble mqtt message
mqttdata = {}
mqttdata["idx"] = devicedata["serverid"]
mqttdata["nvalue"] = 0
mqttdata["svalue"] = str(devicedata["valueV1"]) + ";" + str(
devicedata["valueV2"]) + ";0"
message = ujson.dumps(mqttdata)
break
# case SENSOR_TYPE_TEMP_BARO
if devicedata["stype"] == core.SENSOR_TYPE_TEMP_BARO:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_TEMP_BARO")
break
# case SENSOR_TYPE_TEMP_HUM_BARO
if devicedata["stype"] == core.SENSOR_TYPE_TEMP_HUM_BARO:
self._log.debug("Protocol " + name +
": SENSOR_TYPE_TEMP_HUM_BARO")
# Get plugin values
try:
devicedata['valueV1'] = self._queue.get_nowait()
devicedata['valueN1'] = self._queue.get_nowait()
devicedata['valueV2'] = self._queue.get_nowait()
devicedata['valueN2'] = self._queue.get_nowait()
devicedata['valueV3'] = self._queue.get_nowait()
devicedata['valueN3'] = self._queue.get_nowait()
except Exception as e:
self._log.debug("Protocol " + self._name +
" SENSOR_TYPE_TEMP_HUM_BARO Exception: " +
repr(e))
break
# Assemble mqtt message
mqttdata = {}
mqttdata["idx"] = devicedata["serverid"]
mqttdata["nvalue"] = 0
mqttdata["svalue"] = str(devicedata["valueV1"]) + ";" + str(
devicedata["valueV2"]) + ";0;" + str(
devicedata["valueV3"]) + ";0"
message = ujson.dumps(mqttdata)
break
# case SENSOR_TYPE_SWITCH
if devicedata["stype"] == core.SENSOR_TYPE_SWITCH:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_SWITCH")
# Get plugin values
try:
devicedata['valueV1'] = self._queue.get_nowait()
devicedata['valueN1'] = self._queue.get_nowait()
except Exception as e:
self._log.debug("Protocol " + self._name +
" SENSOR_TYPE_SWITCH Exception: " +
repr(e))
break
# Switches can have many values, domoticz only two: on or off
switch_on = ['closed', 'press', 'double', 'long']
switch_off = ['open', 'release']
if devicedata["valueV1"] in switch_on:
devicedata["valueV1"] = 'On'
elif devicedata["valueV1"] in switch_off:
devicedata["valueV1"] = 'Off'
else:
break
# Assemble mqtt message
mqttdata = {}
mqttdata["command"] = "switchlight"
mqttdata["idx"] = devicedata["serverid"]
mqttdata["switchcmd"] = devicedata["valueV1"]
message = ujson.dumps(mqttdata)
break
# case SENSOR_TYPE_DIMMER
if devicedata["stype"] == core.SENSOR_TYPE_DIMMER:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_DIMMER")
break
# case SENSOR_TYPE_WIND
if devicedata["stype"] == core.SENSOR_TYPE_WIND:
self._log.debug("Protocol " + name + ": SENSOR_TYPE_WIND")
break
# else UNKNOWN
self._log.debug("Protocol " + name + ": Unknown sensor type!")
break
if mqttdata != None:
self._log.debug("Protocol " + name + ": Message: " + message)
self._mq.publish(self._queue_out, message)
def process(self):
# processing todo for protocol
self._log.debug("Protocol " + name + " Processing...")
devicedata = {}
try:
while True:
message = self._queue.get_nowait()
if message == core.QUEUE_MESSAGE_START:
break
devicedata['stype'] = self._queue.get_nowait()
devicedata['serverid'] = self._queue.get_nowait()
devicedata['unitname'] = self._queue.get_nowait()
devicedata['devicename'] = self._queue.get_nowait()
self.send(devicedata)
except Exception as e:
self._log.debug("Protocol " + name + " process Exception: " +
repr(e))
# release lock, ready for next processing
self._lock.clear()
user=CHT_USERNAME, # 帳戶名稱
password=CHT_IO_KEY) # 金鑰
client.connect() # 連線至mqtt伺服器
sensor = dht.DHT11(Pin(5))
data = 0
while True:
for i in range(5):
try:
sleep(5)
sensor.measure()
temp = sensor.temperature()
data = data + temp
print('.', end='')
except OSError as e:
print('Failed to read sensor.')
data = data / 5
print(data)
payload = [{"id": "DHT11", "value": [str(data)]}]
# 傳送資料到IoT平台
client.publish(
b'/iot/v1/device/25641843256/rawdata',
str(payload).encode() # 傳送的資料改為bytes物件
)
print("上傳完畢")
data = 0
time.sleep(5) # 暫停60秒
import network
from umqtt.robust import MQTTClient
import secrets
wifi = network.WLAN(network.STA_IF)
wifi.active(True)
wifi.connect(secrets.wifi_network, secrets.wifi_password)
while not wifi.isconnected():
pass
# Define some identifying information for our sensor node
DEVICE_ID = 'sensor1'
# Connect to the MQTT broker
print("Connecting to Mqtt...")
mqtt_client = MQTTClient(client_id=DEVICE_ID,
server=secrets.mqtt_server,
user=secrets.mqtt_user,
password=secrets.mqtt_password,
ssl=False)
mqtt_client.connect()
mqtt_client.publish('sensors/hello', 'Hello MQTT!')
# Define a namespace for all messages
MQTT_Topic_Status = 'JorgePe/Status'
MQTT_Topic_Motor = 'JorgePe/Motor'
# callback message to process any new message appearing at the subscribed
# topics
def getmessages(topic, msg):
if topic == MQTT_Topic_Status.encode():
brick.display.text(str(msg.decode()))
elif topic == MQTT_Topic_Motor.encode():
brick.display.text(str(msg.decode()))
motor.run_target(180, int(msg.decode()))
motor.reset_angle(0)
client = MQTTClient(MQTT_ClientID, MQTT_Broker)
client.connect()
client.publish(MQTT_Topic_Status, MQTT_ClientID + ' Started')
client.set_callback(getmessages)
client.subscribe(MQTT_Topic_Status)
client.subscribe(MQTT_Topic_Motor)
client.publish(MQTT_Topic_Status, MQTT_ClientID + ' Listening')
while True:
client.check_msg()
time.sleep(0.1)
class CatFeeder(object):
def __init__(self):
""""""
self._client = None
self._button = Pin(5, mode=Pin.IN, pull=Pin.PULL_UP)
self._done_payload = 'Done feeding!'
self._servo_buzz = Feeder(
pin_servo=0,
trigger=14,
echo=2,
)
self._servo_tuxedo = Feeder(
pin_servo=4,
trigger=12,
echo=13,
)
print('Instancing button and servos.')
self._button.irq(handler=self.button_pressed, trigger=Pin.IRQ_RISING)
print('Setting IRQ.')
def mqtt_connect(self):
""""""
print("Connecting to MQTT server...")
self._client = MQTTClient(
CLIENT_ID,
MQTT_SERVER,
user=MQTT_USERNAME,
password=MQTT_PASSWORD,
)
self._client.set_callback(self.on_message)
print("Connecting MQTT")
self._client.set_last_will(STATUS_TOPIC, "Offline", retain=True)
self._client.connect()
self._client.subscribe(TOPIC)
print("Connected to %s, subscribed to %s topic" % (MQTT_SERVER, TOPIC))
self._client.publish(STATUS_TOPIC, "Connected", retain=True)
while True:
self._client.wait_msg()
def button_pressed(self, pin):
if pin.value():
time.sleep_ms(300)
print('#' * 80)
self._client.publish(MANUAL_FEEDING, "")
def on_message(self, topic, message):
""""""
print(topic, message)
msg = message.strip().decode('utf-8')
self._client.publish(LAST_FED_TOPIC, "Feeding...")
self.feed()
def feed(self):
""""""
time.sleep(0.2)
self._servo_buzz.feed()
print('fed buzz')
time.sleep(1)
print('pause 1 sec')
self._servo_tuxedo.feed()
print('fed tuxedo')
self.done_feeding()
def done_feeding(self):
""""""
time.sleep(0.2)
self._client.publish(DONE_TOPIC, self._done_payload)
time.sleep(0.2)
self._client.publish(QTY_BUZZ_TOPIC,
self._servo_buzz.remaining_quantity)
time.sleep(0.2)
self._client.publish(QTY_TUXEDO_TOPIC,
self._servo_tuxedo.remaining_quantity)
print("Done feeding!\n\n")
print('/' * 80)
print('Waiting for message...')
while True:
self._client.wait_msg()
def run(self):
self.mqtt_connect()
def open_close_test(self, open_=48, pause=1):
""""""
self._servo_buzz.open_position = open_
self._servo_tuxedo.open_position = open_
self._servo_buzz.pause_open = pause
self._servo_tuxedo.pause_open = pause
self._servo_buzz.feed()
print('fed buzz')
time.sleep(1)
print('pause 1 sec')
self._servo_tuxedo.feed()
while True:
self._client.wait_msg()
temp = sensor3.temperature
press = sensor3.pressure
altitude = sensor3.altitude
# toon waarden
print("Temperature: {0:.1f} C".format(temp))
print("Pressure: {0:.0f} mbar".format(press/100))
print("Altitude: {0:.0f} m".format(altitude))
# MQTT client initialiseren
mqtt_server = '192.168.1.22'
# mqtt_server = '172.24.0.118'
mqtt_client = MQTTClient('52dc166c-2de7-43c1-88ff-f80211c7a8f6', mqtt_server)
mqtt_client.connect()
while True:
# bmp180 uitlezen
t = sensor3.temperature # 閹虹煰
p = sensor3.pressure # Pa
a = sensor3.altitude # m
# waarden tonen in console
print("Temperature {0:.1f} C - Pressure {1:.0f} mbar - Altitude {2:.0f} m".format(t,p/100,a))
# waarden publishen naar mqtt server
mqtt_client.publish('house/sensor3/temperature', str(t))
mqtt_client.publish('house/sensor3/pressure', str(p))
mqtt_client.publish('house/sensor3/altitude', str(a))
# 5 seconden wachten
time.sleep(5)
class Web:
def __init__(self, wifiName, wifiPassword, ADAFRUIT_IO_URL,
ADAFRUIT_USERNAME, ADAFRUIT_IO_KEY):
self.wifiName = wifiName
self.wifiPassword = wifiPassword
self.ADAFRUIT_IO_URL = ADAFRUIT_IO_URL
self.ADAFRUIT_USERNAME = ADAFRUIT_USERNAME
self.ADAFRUIT_IO_KEY = ADAFRUIT_IO_KEY
self.Connected = "F"
# create a random MQTT clientID
random_num = int.from_bytes(os.urandom(3), 'little')
self.mqtt_client_id = bytes('client_' + str(random_num), 'utf-8')
# connect to Adafruit IO MQTT broker using unsecure TCP (port 1883)
#
# To use a secure connection (encrypted) with TLS:
# set MQTTClient initializer parameter to "ssl=True"
# Caveat: a secure connection uses about 9k bytes of the heap
# (about 1/4 of the micropython heap on the ESP8266 platform)
self.client = MQTTClient(client_id=self.mqtt_client_id,
server=ADAFRUIT_IO_URL,
user=ADAFRUIT_USERNAME,
password=ADAFRUIT_IO_KEY,
ssl=False)
self.values = {}
def getConnected(self):
return self.Connected
def connectToWifi(self):
# WiFi connection information
WIFI_SSID = self.wifiName
WIFI_PASSWORD = self.wifiPassword
# turn off the WiFi Access Point
ap_if = network.WLAN(network.AP_IF)
ap_if.active(False)
# connect the device to the WiFi network
wifi = network.WLAN(network.STA_IF)
wifi.active(True)
wifi.connect(WIFI_SSID, WIFI_PASSWORD)
# wait until the device is connected to the WiFi network
MAX_ATTEMPTS = 20
attempt_count = 0
while not wifi.isconnected() and attempt_count < MAX_ATTEMPTS:
attempt_count += 1
time.sleep(1)
if attempt_count == MAX_ATTEMPTS:
print('could not connect to the WiFi network')
self.Connected = "F"
wifi.active(False)
return Offline.Offline("Offline_Data.txt")
self.Connected = "T"
return self
def connectToMQTT(self):
try:
self.client.connect()
return 0
except Exception:
return -1
def cb(self, topic, msg):
tp = str(topic, 'utf-8')
tp = (tp.split('/'))[-1]
ms = float(str(msg, 'utf-8'))
self.values[tp] = ms
def _subscribe(self, feedname):
mqtt_feedname = bytes(
'{:s}/feeds/{:s}'.format(self.ADAFRUIT_USERNAME, feedname),
'utf-8')
self.client.set_callback(self.cb)
self.client.subscribe(mqtt_feedname)
mqtt_feedname_get = bytes(
'{:s}/feeds/{:s}/get'.format(self.ADAFRUIT_USERNAME, feedname),
'utf-8')
self.client.publish(mqtt_feedname_get, '\0')
self.client.wait_msg()
def publish(self, feedname, stringToPublish):
mqtt_feedname = bytes(
'{:s}/feeds/{:s}'.format(self.ADAFRUIT_USERNAME, feedname),
'utf-8')
self.client.publish(mqtt_feedname,
bytes(stringToPublish, 'utf-8'),
qos=0)
def subscribe_to_keys(self, listOfKeys):
for s in listOfKeys:
bs = str(s, 'utf-8')
self.values[s] = -9999
self._subscribe(bs)
def get_latest_value(self, key):
return self.values[key]
def update_values(self):
self.client.check_msg()
c = MQTTClient(client_id=CLIENT_ID,
server=config['mqtt']['server'],
user=config['mqtt']['user'],
password=config['mqtt']['password'],
port=config['mqtt']['port'],
ssl=config['mqtt']['ssl'])
led = machine.Pin(5, machine.Pin.OUT)
button = machine.Pin(14, machine.Pin.IN, machine.Pin.PULL_UP)
def beep(dur=60):
led.value(1)
time.sleep_ms(dur)
led.value(0)
while True:
if not button.value():
c.connect(clean_session=False)
c.publish("hackeriet/labradoor", "open")
c.disconnect()
d = 500
while d >= 0:
beep()
time.sleep_ms(d)
d = d - 20
beep(2000)