def sendC2DMsg(msg):
try:
iothub_messaging = IoTHubMessaging(CONNECTION_STRING)
#time.sleep(10)
iothub_messaging.set_feedback_message_callback(
feedback_received_callback, FEEDBACK_CONTEXT)
iothub_messaging.open(open_complete_callback, OPEN_CONTEXT)
message = IoTHubMessage(bytearray(msg, 'utf8'))
i = 1
# optional: assign ids
message.message_id = "message_%d" % i
message.correlation_id = "correlation_%d" % i
# optional: assign properties
prop_map = message.properties()
prop_text = "PropMsg_%d" % i
prop_map.add("Property", prop_text)
iothub_messaging.send_async(DEVICE_ID, message,
send_complete_callback, i)
MESSAGE_RECEIVED_EVENT.wait(30)
iothub_messaging.close()
except IoTHubError as iothub_error:
print("Unexpected error {0}" % iothub_error)
return
except KeyboardInterrupt:
print("IoTHubMessaging sample stopped")
def iothub_messaging_sample_run():
try:
iothub_messaging = IoTHubMessaging(CONNECTION_STRING)
iothub_messaging.set_feedback_message_callback(
feedback_received_callback, FEEDBACK_CONTEXT)
iothub_messaging.open(open_complete_callback, OPEN_CONTEXT)
for i in range(0, MESSAGE_COUNT):
print('Sending message: {0}'.format(i))
msg_txt_formatted = MSG_TXT % (AVG_WIND_SPEED +
(random.random() * 4 + 2))
message = IoTHubMessage(bytearray(msg_txt_formatted, 'utf8'))
# optional: assign ids
message.message_id = "message_%d" % i
message.correlation_id = "correlation_%d" % i
# optional: assign properties
prop_map = message.properties()
prop_text = "PropMsg_%d" % i
prop_map.add("Property", prop_text)
iothub_messaging.send_async(DEVICE_ID, message,
send_complete_callback, i)
try:
# Try Python 2.xx first
raw_input("Press Enter to continue...\n")
except:
pass
# Use Python 3.xx in the case of exception
input("Press Enter to continue...\n")
iothub_messaging.close()
except IoTHubError as iothub_error:
print("Unexpected error {0}" % iothub_error)
return
except KeyboardInterrupt:
print("IoTHubMessaging sample stopped")
def iothub_messaging_sample_run():
try:
iothub_messaging = IoTHubMessaging(CONNECTION_STRING)
iothub_messaging.set_feedback_message_callback(feedback_received_callback, FEEDBACK_CONTEXT)
iothub_messaging.open(open_complete_callback, OPEN_CONTEXT)
for i in range(0, MESSAGE_COUNT):
print ( 'Sending message: {0}'.format(i) )
msg_txt_formatted = MSG_TXT % (
AVG_WIND_SPEED + (random.random() * 4 + 2))
message = IoTHubMessage(bytearray(msg_txt_formatted, 'utf8'))
# optional: assign ids
message.message_id = "message_%d" % i
message.correlation_id = "correlation_%d" % i
# optional: assign properties
prop_map = message.properties()
prop_text = "PropMsg_%d" % i
prop_map.add("Property", prop_text)
iothub_messaging.send_async(DEVICE_ID, message, send_complete_callback, i)
try:
# Try Python 2.xx first
raw_input("Press Enter to continue...\n")
except:
pass
# Use Python 3.xx in the case of exception
input("Press Enter to continue...\n")
iothub_messaging.close()
except IoTHubError as iothub_error:
print ( "Unexpected error {0}" % iothub_error )
return
except KeyboardInterrupt:
print ( "IoTHubMessaging sample stopped" )