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December 18, 2017 15:11
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''' | |
/* | |
* Copyright 2010-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved. | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"). | |
* You may not use this file except in compliance with the License. | |
* A copy of the License is located at | |
* | |
* http://aws.amazon.com/apache2.0 | |
* | |
* or in the "license" file accompanying this file. This file is distributed | |
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either | |
* express or implied. See the License for the specific language governing | |
* permissions and limitations under the License. | |
*/ | |
''' | |
from AWSIoTPythonSDK.MQTTLib import AWSIoTMQTTClient | |
import logging | |
import time | |
import argparse | |
import json | |
AllowedActions = ['both', 'publish', 'subscribe'] | |
# Custom MQTT message callback | |
def customCallback(client, userdata, message): | |
print("Received a new message: ") | |
print(message.payload) | |
print("from topic: ") | |
print(message.topic) | |
print("--------------\n\n") | |
# Read in command-line parameters | |
parser = argparse.ArgumentParser() | |
parser.add_argument("-e", "--endpoint", action="store", required=True, dest="host", help="Your AWS IoT custom endpoint") | |
parser.add_argument("-r", "--rootCA", action="store", required=True, dest="rootCAPath", help="Root CA file path") | |
parser.add_argument("-c", "--cert", action="store", dest="certificatePath", help="Certificate file path") | |
parser.add_argument("-k", "--key", action="store", dest="privateKeyPath", help="Private key file path") | |
parser.add_argument("-w", "--websocket", action="store_true", dest="useWebsocket", default=False, | |
help="Use MQTT over WebSocket") | |
parser.add_argument("-id", "--clientId", action="store", dest="clientId", default="basicPubSub", | |
help="Targeted client id") | |
parser.add_argument("-t", "--topic", action="store", dest="topic", default="sdk/test/Python", help="Targeted topic") | |
parser.add_argument("-m", "--mode", action="store", dest="mode", default="both", | |
help="Operation modes: %s"%str(AllowedActions)) | |
parser.add_argument("-M", "--message", action="store", dest="message", default="Hello World!", | |
help="Message to publish") | |
args = parser.parse_args() | |
host = args.host | |
rootCAPath = args.rootCAPath | |
certificatePath = args.certificatePath | |
privateKeyPath = args.privateKeyPath | |
useWebsocket = args.useWebsocket | |
clientId = args.clientId | |
topic = args.topic | |
if args.mode not in AllowedActions: | |
parser.error("Unknown --mode option %s. Must be one of %s" % (args.mode, str(AllowedActions))) | |
exit(2) | |
if args.useWebsocket and args.certificatePath and args.privateKeyPath: | |
parser.error("X.509 cert authentication and WebSocket are mutual exclusive. Please pick one.") | |
exit(2) | |
if not args.useWebsocket and (not args.certificatePath or not args.privateKeyPath): | |
parser.error("Missing credentials for authentication.") | |
exit(2) | |
# Configure logging | |
logger = logging.getLogger("AWSIoTPythonSDK.core") | |
logger.setLevel(logging.DEBUG) | |
streamHandler = logging.StreamHandler() | |
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s') | |
streamHandler.setFormatter(formatter) | |
logger.addHandler(streamHandler) | |
# Init AWSIoTMQTTClient | |
myAWSIoTMQTTClient = None | |
if useWebsocket: | |
myAWSIoTMQTTClient = AWSIoTMQTTClient(clientId, useWebsocket=True) | |
myAWSIoTMQTTClient.configureEndpoint(host, 443) | |
myAWSIoTMQTTClient.configureCredentials(rootCAPath) | |
else: | |
myAWSIoTMQTTClient = AWSIoTMQTTClient(clientId) | |
myAWSIoTMQTTClient.configureEndpoint(host, 8883) | |
myAWSIoTMQTTClient.configureCredentials(rootCAPath, privateKeyPath, certificatePath) | |
# AWSIoTMQTTClient connection configuration | |
myAWSIoTMQTTClient.configureAutoReconnectBackoffTime(1, 32, 20) | |
myAWSIoTMQTTClient.configureOfflinePublishQueueing(-1) # Infinite offline Publish queueing | |
myAWSIoTMQTTClient.configureDrainingFrequency(2) # Draining: 2 Hz | |
myAWSIoTMQTTClient.configureConnectDisconnectTimeout(10) # 10 sec | |
myAWSIoTMQTTClient.configureMQTTOperationTimeout(5) # 5 sec | |
# Connect and subscribe to AWS IoT | |
myAWSIoTMQTTClient.connect() | |
if args.mode == 'both' or args.mode == 'subscribe': | |
myAWSIoTMQTTClient.subscribe(topic, 1, customCallback) | |
time.sleep(20) | |
# Publish to the same topic in a loop forever | |
loopCount = 0 | |
while True: | |
if args.mode == 'both' or args.mode == 'publish': | |
message = {} | |
message['message'] = args.message | |
message['sequence'] = loopCount | |
messageJson = json.dumps(message) | |
myAWSIoTMQTTClient.publish(topic, messageJson, 1) | |
if args.mode == 'publish': | |
print('Published topic %s: %s\n' % (topic, messageJson)) | |
loopCount += 1 | |
time.sleep(1) |
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''' | |
/* | |
* Copyright 2010-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved. | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"). | |
* You may not use this file except in compliance with the License. | |
* A copy of the License is located at | |
* | |
* http://aws.amazon.com/apache2.0 | |
* | |
* or in the "license" file accompanying this file. This file is distributed | |
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either | |
* express or implied. See the License for the specific language governing | |
* permissions and limitations under the License. | |
*/ | |
''' | |
from AWSIoTPythonSDK.MQTTLib import AWSIoTMQTTClient | |
import logging | |
import time | |
import argparse | |
import json | |
AllowedActions = ['both', 'publish', 'subscribe'] | |
# Custom MQTT message callback | |
def customCallback(client, userdata, message): | |
print("Received a new message: ") | |
print(message.payload) | |
print("from topic: ") | |
print(message.topic) | |
print("--------------\n\n") | |
# Read in command-line parameters | |
parser = argparse.ArgumentParser() | |
parser.add_argument("-e", "--endpoint", action="store", required=True, dest="host", help="Your AWS IoT custom endpoint") | |
parser.add_argument("-r", "--rootCA", action="store", required=True, dest="rootCAPath", help="Root CA file path") | |
parser.add_argument("-c", "--cert", action="store", dest="certificatePath", help="Certificate file path") | |
parser.add_argument("-k", "--key", action="store", dest="privateKeyPath", help="Private key file path") | |
parser.add_argument("-w", "--websocket", action="store_true", dest="useWebsocket", default=False, | |
help="Use MQTT over WebSocket") | |
parser.add_argument("-id", "--clientId", action="store", dest="clientId", default="basicPubSub", | |
help="Targeted client id") | |
parser.add_argument("-t", "--topic", action="store", dest="topic", default="sdk/test/Python", help="Targeted topic") | |
parser.add_argument("-m", "--mode", action="store", dest="mode", default="both", | |
help="Operation modes: %s"%str(AllowedActions)) | |
parser.add_argument("-M", "--message", action="store", dest="message", default="Hello World!", | |
help="Message to publish") | |
args = parser.parse_args() | |
host = args.host | |
rootCAPath = args.rootCAPath | |
certificatePath = args.certificatePath | |
privateKeyPath = args.privateKeyPath | |
useWebsocket = args.useWebsocket | |
clientId = args.clientId | |
topic = args.topic | |
if args.mode not in AllowedActions: | |
parser.error("Unknown --mode option %s. Must be one of %s" % (args.mode, str(AllowedActions))) | |
exit(2) | |
if args.useWebsocket and args.certificatePath and args.privateKeyPath: | |
parser.error("X.509 cert authentication and WebSocket are mutual exclusive. Please pick one.") | |
exit(2) | |
if not args.useWebsocket and (not args.certificatePath or not args.privateKeyPath): | |
parser.error("Missing credentials for authentication.") | |
exit(2) | |
# Configure logging | |
logger = logging.getLogger("AWSIoTPythonSDK.core") | |
logger.setLevel(logging.DEBUG) | |
streamHandler = logging.StreamHandler() | |
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s') | |
streamHandler.setFormatter(formatter) | |
logger.addHandler(streamHandler) | |
# Init AWSIoTMQTTClient | |
myAWSIoTMQTTClient = None | |
if useWebsocket: | |
myAWSIoTMQTTClient = AWSIoTMQTTClient(clientId, useWebsocket=True) | |
myAWSIoTMQTTClient.configureEndpoint(host, 443) | |
myAWSIoTMQTTClient.configureCredentials(rootCAPath) | |
else: | |
myAWSIoTMQTTClient = AWSIoTMQTTClient(clientId) | |
myAWSIoTMQTTClient.configureEndpoint(host, 8883) | |
myAWSIoTMQTTClient.configureCredentials(rootCAPath, privateKeyPath, certificatePath) | |
# AWSIoTMQTTClient connection configuration | |
myAWSIoTMQTTClient.configureAutoReconnectBackoffTime(1, 32, 20) | |
myAWSIoTMQTTClient.configureOfflinePublishQueueing(-1) # Infinite offline Publish queueing | |
myAWSIoTMQTTClient.configureDrainingFrequency(2) # Draining: 2 Hz | |
myAWSIoTMQTTClient.configureConnectDisconnectTimeout(10) # 10 sec | |
myAWSIoTMQTTClient.configureMQTTOperationTimeout(5) # 5 sec | |
# Connect and subscribe to AWS IoT | |
myAWSIoTMQTTClient.connect() | |
if args.mode == 'both' or args.mode == 'subscribe': | |
myAWSIoTMQTTClient.subscribe(topic, 1, customCallback) | |
time.sleep(20) | |
# Publish to the same topic in a loop forever | |
loopCount = 0 | |
while True: | |
if args.mode == 'both' or args.mode == 'publish': | |
message = {} | |
message['message'] = args.message | |
message['sequence'] = loopCount | |
messageJson = json.dumps(message) | |
myAWSIoTMQTTClient.publish(topic, messageJson, 1) | |
if args.mode == 'publish': | |
print('Published topic %s: %s\n' % (topic, messageJson)) | |
loopCount += 1 | |
time.sleep(1) |
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