def __init__(self):
#Path to AWS IoT Core certificates and keys
ROOT_PATH = "/home/franklin/Desktop/Projetos/pgcc008-problem01/web-application/resources/"
ROOT_CA_PATH = ROOT_PATH + "certificates/AmazonRootCA1.pem.txt"
KEY_PATH = ROOT_PATH + "certificates/a44bf8f189-private.pem.key"
CERT_PATH = ROOT_PATH + "certificates/a44bf8f189-certificate.pem.crt"
#Configures MQTTClient (server) with AWS MQTT Broker endpoint
self.MQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(
"pgcc008-problem01-server")
self.MQTTClient.configureEndpoint(
"a18jmvtsiq4e9v-ats.iot.us-east-1.amazonaws.com", 8883)
self.MQTTClient.configureCredentials(ROOT_CA_PATH, KEY_PATH, CERT_PATH)
#Starts the process of subscribe topics
self.MQTTClient.subscribe(
"pgcc008/problem01/sensor/internal/temperature", 0,
self.dataChangeCallback)
self.MQTTClient.subscribe("pgcc008/problem01/sensor/internal/humidity",
0, self.dataChangeCallback)
self.MQTTClient.subscribe(
"pgcc008/problem01/sensor/internal/air_cond_state", 0,
self.dataChangeCallback)
self.MQTTClient.subscribe(
"pgcc008/problem01/sensor/external/temperature", 0,
self.dataChangeCallback)
def run(self):
args = {
'client_id': 'jgvnrevnrew',
'endpoint': 'a8jyxx32q2p0a-ats.iot.ap-south-1.amazonaws.com',
'cert':
'/home/ec2-user/tayhome/certs/mqtt/certpem/232ef22a93-certificate.pem.crt',
'key':
'/home/ec2-user/tayhome/certs/mqtt/privatekey/232ef22a93-private.pem.key',
'root_ca': '/home/ec2-user/tayhome/certs/mqtt/rootCA.pem'
}
# Create an AWS IoT MQTT Client using TLSv3.1 Mutual Authentication
self.myAWSIoTMQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(
args['client_id'], protocolType=AWSIoTPyMQTT.MQTTv3_1)
self.myAWSIoTMQTTClient.configureEndpoint(args['endpoint'], 443)
self.myAWSIoTMQTTClient.configureCredentials(args['root_ca'],
args['key'], args['cert'])
self.myAWSIoTMQTTClient.configureAutoReconnectBackoffTime(1, 128, 20)
print('Connecting...')
if self.myAWSIoTMQTTClient.connect(1200):
print('Connected')
while True:
pass
else:
print('Not Connected')
def connect(self, auth, debug):
# logging...
if debug:
self.__assert_logger(logging.DEBUG)
# client...
self.__client = MQTTLib.AWSIoTMQTTClient(auth.client_id)
# configuration...
self.__client.configureEndpoint(auth.endpoint, self.__PORT)
self.__client.configureCredentials(auth.root_ca_file_path, auth.private_key_path, auth.certificate_path)
self.__client.configureAutoReconnectBackoffTime(self.__RECONN_BASE, self.__RECONN_MAX, self.__RECONN_STABLE)
self.__client.configureOfflinePublishQueueing(self.__QUEUE_SIZE)
self.__client.configureDrainingFrequency(self.__QUEUE_DRAINING_FREQUENCY)
self.__client.configureConnectDisconnectTimeout(self.__DISCONNECT_TIMEOUT)
self.__client.configureMQTTOperationTimeout(self.__OPERATION_TIMEOUT)
# subscriptions...
for subscriber in self.__subscribers:
self.__client.subscribe(subscriber.topic, self.__SUB_QOS, subscriber.handler)
# connect...
try:
return self.__client.connect(self.__KEEP_ALIVE_INTERVAL)
except (connectError, connectTimeoutException) as ex:
raise OSError(ex.__class__.__name__)
def setupClient():
try:
mqtt_client = AWSIoTMQTTClient.AWSIoTMQTTClient("device_one")
mqtt_client.configureEndpoint(IOT_ENDPOINT_ATS, 8883)
mqtt_client.configureCredentials(ROOT_CA_PATH, PRIVATE_KEY_PATH,
CERTIFICATE_PATH)
mqtt_client.configureOfflinePublishQueueing(
-1) # Infinite offline Publish queueing
mqtt_client.configureDrainingFrequency(2) # Draining: 2 Hz
mqtt_client.configureConnectDisconnectTimeout(10) # 10 sec
mqtt_client.configureMQTTOperationTimeout(5) # 5 sec
mqtt_client.connect()
return mqtt_client
except Exception as e:
print("Unexpected error: %s" % e)
def __init__(self):
#Path to AWS IoT Core certificates and keys
ROOT_PATH = "/home/franklin/Desktop/Projetos/pgcc008-problem02/daemon/"
ROOT_CA_PATH = ROOT_PATH + "certificates/AmazonRootCA1.pem.txt"
KEY_PATH = ROOT_PATH + "certificates/b4078a262d-private.pem.key"
CERT_PATH = ROOT_PATH + "certificates/b4078a262d-certificate.pem.crt"
#Configures MQTTClient (device) with AWS MQTT Broker endpoint
self.MQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(
"pgcc008-problem02-daemon")
self.MQTTClient.configureEndpoint(
"a18jmvtsiq4e9v-ats.iot.us-east-1.amazonaws.com", 8883)
self.MQTTClient.configureCredentials(ROOT_CA_PATH, KEY_PATH, CERT_PATH)
#Starts the process of subscribe topics
self.MQTTClient.subscribe("pgcc008/problem02/status", 0,
self.dataChangeCallback)
self.MQTTClient.subscribe("pgcc008/problem02/data", 0,
self.dataChangeCallback)
def __init__(self):
#Path to AWS IoT Core certificates and keys
ROOT_PATH = "/home/pi/control-system/"
ROOT_CA_PATH = ROOT_PATH + "certificates/AmazonRootCA1.pem.txt"
KEY_PATH = ROOT_PATH + "certificates/4d327b67ce-private.pem.key"
CERT_PATH = ROOT_PATH + "certificates/4d327b67ce-certificate.pem.crt"
#Configures MQTTClient (device) with AWS MQTT Broker endpoint
self.MQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(
"pgcc008-problem01-device")
self.MQTTClient.configureEndpoint(
"a18jmvtsiq4e9v-ats.iot.us-east-1.amazonaws.com", 8883)
self.MQTTClient.configureCredentials(ROOT_CA_PATH, KEY_PATH, CERT_PATH)
#Starts the process of subscribe topics
self.MQTTClient.subscribe("pgcc008/problem01/limit/max", 0,
self.dataChangeCallback)
self.MQTTClient.subscribe("pgcc008/problem01/limit/min", 0,
self.dataChangeCallback)
def start():
# Make sure that Client ID is unique for each device
myAWSIoTMQTTShadowClient = AWSIoTPyMQTT.AWSIoTMQTTShadowClient("IoTPublishDevice")
myAWSIoTMQTTShadowClient.configureEndpoint("xxxxxxxxxxxxxxxxxx", 8883) # Enter the endpoint for your thing
myAWSIoTMQTTShadowClient.configureCredentials("xxxxxxxxx-root-ca.pem", "xxxxxxxx-private.pem.key", "xxxxxxx.pem.crt") # Enter the path to relevant Key and Root CA
print(myAWSIoTMQTTShadowClient.connect())
BotShadow = myAWSIoTMQTTShadowClient.createShadowHandlerWithName("YourThingName",True) #Replace with your thing name
payload = {"state":{"reported":{"key1":"value1","key2":"value2","key3":"value3","key4":"value4"}}}
try:
#Updating Device Shadow
print(BotShadow.shadowUpdate(json.dumps(payload), customShadowCallback_Update, 2))
time.sleep(2)
except:
print("Error Connecting to AWS IOT")
def __init__(self):
aws_config_file = "/configuration/aws.json"
self.aws_config = configuration.aws_configuration(aws_config_file)
print(self.aws_config.get_endpoint())
# Define ENDPOINT, CLIENT_ID, PATH_TO_CERT, PATH_TO_KEY, PATH_TO_ROOT, MESSAGE, TOPIC, and RANGE
ENDPOINT = self.aws_config.get_endpoint()
CLIENT_ID = self.aws_config.get_client_id()
PATH_TO_CERT = self.aws_config.get_path_to_cert()
PATH_TO_KEY = self.aws_config.get_path_to_key()
PATH_TO_ROOT = self.aws_config.get_path_to_root()
#MESSAGE = "Hello World"
#TOPIC = "room/temperature"
#RANGE = 5
self.myAWSIoTMQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(CLIENT_ID)
self.myAWSIoTMQTTClient.configureEndpoint(ENDPOINT, 8883)
self.myAWSIoTMQTTClient.configureCredentials(PATH_TO_ROOT, PATH_TO_KEY,
PATH_TO_CERT)
self.myAWSIoTMQTTClient.connect()
valueA = int(s1)
valueB = int(s2)
#conn.send(s)
#index = open("index.html").read().format(p1='', p2='')
except Exception as e:
print(e)
# [TODO] Define ENDPOINT, CLIENT_ID, PATH_TO_CERT, PATH_TO_KEY, PATH_TO_ROOT(done)
ENDPOINT = "a2n8nzfjjzpdhv-ats.iot.us-east-2.amazonaws.com"
CLIENT_ID = "b0e1f939f3a24ac9bfd952dc7c93ae4a"
PATH_TO_CERT = "./af56662380-certificate.pem.crt"
PATH_TO_KEY = "./af56662380-private.pem.key"
PATH_TO_ROOT = "./root_CA_1.txt"
myAWSIoTMQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(CLIENT_ID)
myAWSIoTMQTTClient.configureEndpoint(ENDPOINT, 8883)
myAWSIoTMQTTClient.configureCredentials(PATH_TO_ROOT, PATH_TO_KEY, PATH_TO_CERT)
myAWSIoTMQTTClient.connect()
# [TODO] subscribe AWS topic(s)(done)
myAWSIoTMQTTClient.subscribe("$aws/things/106000266/shadow/update",1,mqttcallback)
def on_new_client(clientsocket,addr):
global currentRing
while True:
#signal = get_signal()
#print(signal)
#if signal and clientsocket is not None:
# clientsocket.send()#send signal back to arduino
# [TODO] decode message from Arduino and send to AWS(done)
port = 443
if not args.useWebsocket and not args.port: # When no port override for non-WebSocket, default to 8883
port = 8883
# Configure logging
streamHandler = logging.StreamHandler()
streamHandler.setFormatter(
logging.Formatter('%(asctime)s %(name)s %(levelname)s - %(message)s'))
logger = logging.getLogger("jd")
logger.setLevel(logging.DEBUG)
logger.addHandler(streamHandler)
# Init AWSIoTMQTTShadowClient
shadowClient = None
if useWebsocket:
shadowClient = mqtt.AWSIoTMQTTShadowClient(clientId, useWebsocket=True)
shadowClient.configureEndpoint(host, port)
shadowClient.configureCredentials(rootCAPath)
else:
shadowClient = mqtt.AWSIoTMQTTShadowClient(clientId)
shadowClient.configureEndpoint(host, port)
shadowClient.configureCredentials(rootCAPath, privateKeyPath,
certificatePath)
# AWSIoTMQTTShadowClient configuration
shadowClient.configureAutoReconnectBackoffTime(1, 32, 20)
shadowClient.configureConnectDisconnectTimeout(10) # 10 sec
shadowClient.configureMQTTOperationTimeout(5) # 5 sec
mqttClient = shadowClient.getMQTTConnection()
mqttClient.configureOfflinePublishQueueing(-1, mqtt.DROP_OLDEST)
def main():
#ensure database is globally accessible
global seatList
#Use argparse to take in CLI arguments
cliArgs = argparse.ArgumentParser()
cliArgs.add_argument("-end", action="store", required =True, dest="endpoint", help="AWS IoT Endpoint")
cliArgs.add_argument("-root", action="store", required = True, dest = "rootCA", help="AWS Root CA")
cliArgs.add_argument("-cert", action="store", required=True, dest = "userCert", help ="Device Certificate")
cliArgs.add_argument("-key", action="store", required=True, dest = "privateKey", help ="Device Private Key")
cliArgs.add_argument("-id", action="store", required=True, dest = "clientID", help = "Device Client ID")
cliArgs.add_argument("-top", action="store", dest="topic", default="studio/seating", help ="Topic Channel to Post")
cliArgs.add_argument("-verbose", action="store_true", dest="debug", help="Enable verbose mode")
args = cliArgs.parse_args()
endpoint = args.endpoint #the endpoint/server that the mqtt connection is made to
rootCA = args.rootCA #AWS's root certificate (Class 3 Public Primary)
userCert = args.userCert
privateKey = args.privateKey
clientID = args.clientID
topic = args.topic
debug = args.debug
# AWS MQTT Client Setup
#Default port for auth'ed connection is 8883, 443 for websocket however codebase needs to be changed to implement
port = 8883
#Client Security config
MQTTClient = None
MQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(clientID)
MQTTClient.configureEndpoint(endpoint, port)
MQTTClient.configureCredentials(rootCA, privateKey, userCert)
#Client Server Connection Settings
#Reconnect in event of temporary connection failure. (Initial time to wait before attempting to reconnect, maximum time to wait before attempting to reconnect, time for a connection to be considered stable (resets wait time to minimum)) All given in seconds
MQTTClient.configureAutoReconnectBackoffTime(1, 32, 20)
#Configure queue size in event of connection offline. (size of queue, action to complete when queue full).
#As the server only needs the latest data which will overwrite older data, no need to send older data, risks confusion
MQTTClient.configureOfflinePublishQueueing(1, AWSIoTPyMQTT.DROP_OLDEST)
#Configure rate at which to send queued messages (per second)
MQTTClient.configureDrainingFrequency(2)
#Configure time to wait for disconnect to complete (in seconds)
MQTTClient.configureConnectDisconnectTimeout(10)
#Configure publish, subscribe, unsubscribe operation timeout for QoS 1 service (seconds)
MQTTClient.configureMQTTOperationTimeout(10)
if debug:
print("[NOTICE] MQTT configuration complete")
#MQTT CONFIG COMPLETE
#MQTT subscribe to check for incoming commands
#Connect to MQTT service
connectCheck = MQTTClient.connect()
#Verbose connection notifiers
if debug:
if connectCheck:
print("[NOTICE] Successfully connected to MQTT")
else:
print("[ERROR] Unsuccessful connection to MQTT")
#subscribe to given topic channel
subscribeCheck = MQTTClient.subscribe(topic, 0, dataRX)
#Verbose subscription notifiers
if debug:
if subscribeCheck:
print("[NOTICE] Successfully subscribed to %s" %(topic))
else:
print("[ERROR] Subscription to %s failed" %(topic))
print("[NOTICE] Started Successfully")
#if debug:
#seatList["test"] = seat(location = "testLoc", status = "testStatus", date = time.asctime(time.localtime()))
#set to automatically request an update upon startup
userInput = "update"
#progam runs while the user input is not "quit"
while (userInput != "quit"):
#since python doesn't support switch statements like C, if & elif used for command structure
#send update request to remote clients
if(userInput == "update"):
#create JSON encoded update request
messageJSON = json.dumps("update")
#push request
publishCheck = MQTTClient.publish(topic, messageJSON, 1)
#notify user of result
if publishCheck:
print("[NOTICE] Update request successfully sent")
elif not publishCheck:
print("[NOTICE] Update request was not sent successfully")
#send shutdown request to remote clients
elif(userInput == "shutdown"):
#create JSON encoded update request
messageJSON = json.dumps("stop")
#push request
publishCheck = MQTTClient.publish(topic, messageJSON, 1)
#notify user of result
if publishCheck:
print("[NOTICE] Shutdown request successfully sent")
elif not publishCheck:
print("[NOTICE] Shutdown request was not sent successfully")
#print list of seats
elif(userInput == "seating"):
#cant iterate over an empty dict
if (len(seatList) == 0):
print("[ERROR] Seat Database is currently empty")
else:
#header
print("Seat Location Occupation Timestamp")
#for loop w/ formatting
for chair in seatList:
chair = seatList[chair]
print("%-17s%-14s%s" %(chair.location, chair.status, chair.date))
#allows the user to delete the database
elif(userInput =="purgedb"):
#doublecheck that they actually want this
userInput = (raw_input("This will delete the current database, are you sure (y/n)? "))
#nuke database, commit changes, recreate, commit changes
if(userInput=="y"):
cursor.execute('''DROP TABLE seating''')
sqlDB.commit()
cursor.execute('''CREATE TABLE seating (
location TEXT PRIMARY KEY,
status TEXT NOT NULL,
date TEXT NOT NULL)''')
sqlDB.commit()
seatList = dict()
print("DB deleted and recreated")
#prints list of commands
elif(userInput == "help"):
print("\"update\" - sends a request to all remote sensors, requesting an occupancy status update, regardless of whether the occupancy has changed")
print("\"shutdown\" - sends a request to all remote sensors to disconnect from MQTT and exit \"client.py\", this will require each remote sensor script to be restarted manually")
print("\"seating\" - prints the lastest version of the seating status database")
print("\"purgedb\" - deletes the current seating database, THIS CANNOT BE UNDONE")
print("\"help\" - prints this menu")
print("\"quit\" - disconnects this server from MQTT, and exits the current script")
#if the command isnt recognised
else:
print("[NOTICE] Invalid command, type \"help\" for all commands")
#get user input
userInput = (raw_input("Enter a command> ")).lower()
#user has input quit
#disconnect from MQTT
MQTTClient.disconnect()
#disconnect database
sqlDB.commit()
sqlDB.close()
#notify user, even if not in verbose mode
print("[NOTICE] Shutting Down")
rootCA = args.rootCA #AWS's root certificate (Class 3 Public Primary) userCert = args.userCert privateKey = args.privateKey clientID = args.clientID topic = args.topic debug = args.debug seatLocation = args.loc # AWS MQTT Client Setup #Default port for auth'ed connection is 8883, 443 for websocket however codebase needs to be changed to implement port = 8883 #Client Security config MQTTClient = None MQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient(clientID) MQTTClient.configureEndpoint(endpoint, port) MQTTClient.configureCredentials(rootCA, privateKey, userCert) #Client Server Connection Settings #Reconnect in event of temporary connection failure. (Initial time to wait before attempting to reconnect, maximum time to wait before attempting to reconnect, time for a connection to be considered stable (resets wait time to minimum)) All given in seconds MQTTClient.configureAutoReconnectBackoffTime(1, 32, 20) #Configure queue size in event of connection offline. (size of queue, action to complete when queue full). #As the server only needs the latest data which will overwrite older data, no need to send older data, risks confusion MQTTClient.configureOfflinePublishQueueing(1, AWSIoTPyMQTT.DROP_OLDEST) #Configure rate at which to send queued messages (per second) MQTTClient.configureDrainingFrequency(2) #Configure time to wait for disconnect to complete (in seconds)
command = 'knxtool groupwrite ip: 1/1/{} {}'.format(window_id, color)
os.system(command)
#print(" ----> WINDOW: {}".format(command))
def send_sensor_data(brightness, temeperature=None):
message = '{"temperature": "0", "brightness": %d}' % brightness
if myAWSIoTMQTTClient.publish("sensor_data", message, 0):
#print(" <- sensor_data: %s" % message)
pass
else:
#print("!!! Error sensor -> AWS IoT")
pass
# Connect to AWS
myAWSIoTMQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient("RaspberryPi")
myAWSIoTMQTTClient.configureEndpoint(HOST_NAME, 8883)
myAWSIoTMQTTClient.configureCredentials(ROOT_CA, PRIVATE_KEY, CERT_FILE)
myAWSIoTMQTTClient.configureConnectDisconnectTimeout(10)
myAWSIoTMQTTClient.configureMQTTOperationTimeout(5)
myAWSIoTMQTTClient.connect()
print("Connection successful!")
print("Clearing windows...")
for i in range(4, 8):
os.system('knxtool groupwrite ip: 1/1/{} 00'.format(i))
# subscribe windows topic callback
myAWSIoTMQTTClient.subscribe("windows", 0, windowCallback)
# Custom MQTT message callback
def customCallback_02(client, userdata, message):
# print("Received a new message: ")
# print(message.payload)
# print("from topic: ")
# print(message.topic)
RackActions.GetUpdatedRackState(message)
# --------------------------------------------------------------
# -----------MESSAGE BROKER CLIENT ACTIONS----------------------
# --------------------------------------------------------------
# Create an AWS IoT MQTT Client using Websocket SigV4
myAWSIoTMQTTClient = AWSIoTPyMQTT.AWSIoTMQTTClient("raul", useWebsocket=True)
myAWSIoTMQTTClient.configureEndpoint(
"aj34tk2y4o3ym.iot.eu-central-1.amazonaws.com", 443)
myAWSIoTMQTTClient.configureCredentials(
"C:\Raul\Desarrollos\Python\Octanis\Rack\certif")
myAWSIoTMQTTClient.configureConnectDisconnectTimeout(10)
myAWSIoTMQTTClient.configureMQTTOperationTimeout(15)
myAWSIoTMQTTClient.connect()
# https://github.com/aws/aws-iot-device-sdk-python
# DOC: https://s3.amazonaws.com/aws-iot-device-sdk-python-docs/sphinx/html/generated/AWSIoTPythonSDK.MQTTLib.html?highlight=subscribe#AWSIoTPythonSDK.MQTTLib.AWSIoTMQTTClient.subscribe
myAWSIoTMQTTClient.subscribe(
"fields": {
"red": red,
"blue": blue,
"green": green,
"color": color
}
})
client.write_points(data)
print("--------------\n\n")
# Create an AWS IoT MQTT Client using TLSv1.2 Mutual Authentication
# Make sure that the Client ID is unique for each device
myAWSIoTMQTTShadowClient = AWSIoTPyMQTT.AWSIoTMQTTShadowClient("GrafanaClient")
myAWSIoTMQTTShadowClient.configureEndpoint(
"xxxxxxxxxxxxxxxxxx", 8883) # Enter the endpoint for your thing
myAWSIoTMQTTShadowClient.configureCredentials(
"xxxxxxxxx-root-ca.pem", "xxxxxxxx-private.pem.key",
"xxxxxxx.pem.crt") # Enter the path to relevant Key and Root CA
print(myAWSIoTMQTTShadowClient.connect())
BotShadow = myAWSIoTMQTTShadowClient.createShadowHandlerWithName(
"YourThingName", True) #Replace with your thing name
while True:
try:
print(BotShadow.shadowGet(customCallback, 2))
time.sleep(2)
def loop():
color = "No Color"
GPIO.setmode(GPIO.BCM)
GPIO.setup(signal, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(s2, GPIO.OUT)
GPIO.setup(s3, GPIO.OUT)
# Make sure that Client ID is unique for each device
myAWSIoTMQTTShadowClient = AWSIoTPyMQTT.AWSIoTMQTTShadowClient(
"RPIColorSensor")
myAWSIoTMQTTShadowClient.configureEndpoint("XXXXXXXX.amazonaws.com", 8883)
myAWSIoTMQTTShadowClient.configureCredentials("root-ca.pem",
"rpi-private.pem.key",
"rpi-certificate.pem.crt")
print(myAWSIoTMQTTShadowClient.connect())
BotShadow = myAWSIoTMQTTShadowClient.createShadowHandlerWithName(
"RPI3", True)
print("\n")
while (1):
print(" --- Reading Values ---")
GPIO.output(s2, GPIO.LOW)
GPIO.output(s3, GPIO.LOW)
time.sleep(0.3)
start = time.time()
for impulse_count in range(NUM_CYCLES):
GPIO.wait_for_edge(signal, GPIO.FALLING)
duration = time.time() - start #seconds to run for loop
red = NUM_CYCLES / duration #in Hz
print("red value - ", red)
if (red > 25000):
color = "Red"
GPIO.output(s2, GPIO.LOW)
GPIO.output(s3, GPIO.HIGH)
time.sleep(0.3)
start = time.time()
for impulse_count in range(NUM_CYCLES):
GPIO.wait_for_edge(signal, GPIO.FALLING)
duration = time.time() - start
blue = NUM_CYCLES / duration
print("blue value - ", blue)
if (blue > 27000):
color = "Blue"
GPIO.output(s2, GPIO.HIGH)
GPIO.output(s3, GPIO.HIGH)
time.sleep(0.3)
start = time.time()
for impulse_count in range(NUM_CYCLES):
GPIO.wait_for_edge(signal, GPIO.FALLING)
duration = time.time() - start
green = NUM_CYCLES / duration
print("green value - ", green)
if (green > 27000):
color = "Green"
if (green > 22000 and blue < 25000):
color = "Green"
if ((red < 19000) and (green < 19000) and (blue < 19000)):
color = "NoColor"
# Create message payload
print(color)
payload = {
"state": {
"reported": {
"red": str(red),
"blue": str(blue),
"green": str(green),
"color": str(color)
}
}
}
try:
#Updating Device Shadow
print(
BotShadow.shadowUpdate(json.dumps(payload),
customShadowCallback_Update, 2))
time.sleep(2)
except:
print("Error Connecting to AWS IOT")
