def switch_sniff_loop():
"""Listen to sensor messages and add them to the Registry"""
# See if there is a payload, and if there is, process it
if radio.is_receive_waiting():
##trace("receiving payload")
payload = radio.receive()
try:
decoded = OpenThings.decode(payload)
now = time.time()
except OpenThings.OpenThingsException as e:
warning("Can't decode payload:" + str(e))
return
OpenThings.showMessage(decoded, timestamp=now)
# Any device that reports will be added to the non-persistent directory
Registry.update(decoded)
##trace(decoded)
# Process any JOIN messages by sending back a JOIN-ACK to turn the LED off
if len(decoded["recs"]) == 0:
# handle messages with zero recs in them silently
print("Empty record:%s" % decoded)
else:
# assume only 1 rec in a join, for now
if decoded["recs"][0]["paramid"] == OpenThings.PARAM_JOIN:
mfrid = OpenThings.getFromMessage(decoded, "header_mfrid")
productid = OpenThings.getFromMessage(decoded,
"header_productid")
sensorid = OpenThings.getFromMessage(decoded,
"header_sensorid")
Messages.send_join_ack(radio, mfrid, productid, sensorid)
def monitor_loop():
"""Capture any incoming messages and log to CSV file"""
radio.receiver()
while True:
# See if there is a payload, and if there is, process it
if radio.is_receive_waiting():
trace("receiving payload")
payload = radio.receive()
try:
decoded = OpenThings.decode(payload)
now = time.time()
except OpenThings.OpenThingsException as e:
warning("Can't decode payload:" + str(e))
continue
OpenThings.showMessage(decoded, timestamp=now)
# Any device that reports will be added to the non-persistent directory
Registry.update(decoded)
##trace(decoded)
Logger.logMessage(decoded)
# Process any JOIN messages by sending back a JOIN-ACK to turn the LED off
if len(decoded["recs"]) == 0:
# handle messages with zero recs in them silently
print("Empty record:%s" % decoded)
else:
# assume only 1 rec in a join, for now
if decoded["recs"][0]["paramid"] == OpenThings.PARAM_JOIN:
mfrid = OpenThings.getFromMessage(decoded, "header_mfrid")
productid = OpenThings.getFromMessage(decoded, "header_productid")
sensorid = OpenThings.getFromMessage(decoded, "header_sensorid")
Messages.send_join_ack(radio, mfrid, productid, sensorid)
def get_data(self, monitor_mode= False, short_msg= True):
'''Send discovery and monitor messages, and capture any responses.
monitor_mode True: will loop continously
False: will stop script once first succesful data
packet is received (default)
short_msg True: returns long detailed message
False: returns short message (default)'''
# Define the schedule of message polling
radio.receiver()
decoded = None
message_not_received = True
while message_not_received:
# See if there is a payload, and if there is, process it
if radio.isReceiveWaiting():
self.logger.info("receiving payload")
payload = radio.receive()
if monitor_mode == False:
message_not_received = False
try:
decoded = OpenHEMS.decode(payload)
except OpenHEMS.OpenHEMSException as e:
self.logger.error("Can't decode payload:" + str(e))
message_not_received = True
continue
self.updateDirectory(decoded)
if self.msg_join_ack['header']['sensorid'] == 0 or self.msg_switch['header']['sensorid'] == 0:
self.msg_join_ack['header']['sensorid'] = decoded["header"]["sensorid"]
self.msg_switch['header']['sensorid'] = decoded["header"]["sensorid"]
#TODO: Should remember report time of each device,
#and reschedule command messages to avoid their transmit slot
#making it less likely to miss an incoming message due to
#the radio being in transmit mode
# assume only 1 rec in a join, for now
if len(decoded["recs"])>0 and decoded["recs"][0]["paramid"] == OpenHEMS.PARAM_JOIN:
#TODO: write OpenHEMS.getFromMessage("header_mfrid")
response = OpenHEMS.alterMessage(self.msg_join_ack,
header_mfrid=decoded["header"]["mfrid"],
header_productid=decoded["header"]["productid"],
header_sensorid=decoded["header"]["sensorid"])
p = OpenHEMS.encode(response)
radio.transmitter()
radio.transmit(p)
radio.receiver()
if short_msg:
decoded = self.clean(decoded)
return decoded
def monitor():
"""Send discovery and monitor messages, and capture any responses"""
# Define the schedule of message polling
sendSwitchTimer = Timer(60, 1) # every n seconds offset by initial 1
switch_state = 0 # OFF
radio.receiver()
decoded = None
while True:
# See if there is a payload, and if there is, process it
if radio.isReceiveWaiting():
trace("receiving payload")
payload = radio.receive()
try:
decoded = OpenHEMS.decode(payload)
except OpenHEMS.OpenHEMSException as e:
print("Can't decode payload:" + str(e))
continue
OpenHEMS.showMessage(decoded)
updateDirectory(decoded)
logMessage(decoded)
#TODO: Should remember report time of each device,
#and reschedule command messages to avoid their transmit slot
#making it less likely to miss an incoming message due to
#the radio being in transmit mode
# assume only 1 rec in a join, for now
if len(decoded["recs"]) > 0 and decoded["recs"][0][
"paramid"] == OpenHEMS.PARAM_JOIN:
#TODO: write OpenHEMS.getFromMessage("header_mfrid")
response = OpenHEMS.alterMessage(
MESSAGE_JOIN_ACK,
header_mfrid=decoded["header"]["mfrid"],
header_productid=decoded["header"]["productid"],
header_sensorid=decoded["header"]["sensorid"])
p = OpenHEMS.encode(response)
radio.transmitter()
radio.transmit(p)
radio.receiver()
if sendSwitchTimer.check(
) and decoded != None and decoded["header"]["productid"] in [
Devices.PRODUCTID_C1_MONITOR,
Devices.PRODUCTID_R1_MONITOR_AND_CONTROL
]:
request = OpenHEMS.alterMessage(
MESSAGE_SWITCH,
header_sensorid=decoded["header"]["sensorid"],
recs_0_value=switch_state)
p = OpenHEMS.encode(request)
radio.transmitter()
radio.transmit(p)
radio.receiver()
switch_state = (switch_state + 1) % 2 # toggle
def monitor():
"""Send discovery and monitor messages, and capture any responses"""
# Define the schedule of message polling
sendSwitchTimer = Timer(5, 1) # every n seconds offset by initial 1
switch_state = 0 # OFF
radio.receiver()
decoded = None
while True:
# See if there is a payload, and if there is, process it
if radio.isReceiveWaiting():
#trace("receiving payload")
payload = radio.receive()
try:
decoded = OpenHEMS.decode(payload)
except OpenHEMS.OpenHEMSException as e:
warning("Can't decode payload:" + str(e))
continue
OpenHEMS.showMessage(decoded)
updateDirectory(decoded)
logMessage(decoded)
#TODO: Should remember report time of each device,
#and reschedule command messages to avoid their transmit slot
#making it less likely to miss an incoming message due to
#the radio being in transmit mode
# handle messages with zero recs in them silently
#trace(decoded)
if len(decoded["recs"]) == 0:
print("Empty record:%s" % decoded)
else:
# assume only 1 rec in a join, for now
if decoded["recs"][0]["paramid"] == OpenHEMS.PARAM_JOIN:
#TODO: write OpenHEMS.getFromMessage("header_mfrid")
# send back a JOIN ACK, so that join light stops flashing
response = OpenHEMS.alterMessage(JOIN_ACK_MESSAGE,
header_mfrid=decoded["header"]["mfrid"],
header_productid=decoded["header"]["productid"],
header_sensorid=decoded["header"]["sensorid"])
p = OpenHEMS.encode(response)
radio.transmitter()
radio.transmit(p)
radio.receiver()
if sendSwitchTimer.check() and decoded != None:
request = OpenHEMS.alterMessage(SWITCH_MESSAGE,
header_sensorid=decoded["header"]["sensorid"],
recs_0_value=switch_state)
p = OpenHEMS.encode(request)
radio.transmitter()
radio.transmit(p)
radio.receiver()
switch_state = (switch_state+1) % 2 # toggle
def monitor():
"""Send discovery and monitor messages, and capture any responses"""
# Define the schedule of message polling
sendSwitchTimer = Timer(60, 1) # every n seconds offset by initial 1
switch_state = 0 # OFF
radio.receiver()
decoded = None
while True:
# See if there is a payload, and if there is, process it
if radio.isReceiveWaiting():
trace("receiving payload")
payload = radio.receive()
try:
decoded = OpenHEMS.decode(payload)
except OpenHEMS.OpenHEMSException as e:
print("Can't decode payload:" + str(e))
continue
OpenHEMS.showMessage(decoded)
updateDirectory(decoded)
logMessage(decoded)
#TODO: Should remember report time of each device,
#and reschedule command messages to avoid their transmit slot
#making it less likely to miss an incoming message due to
#the radio being in transmit mode
# assume only 1 rec in a join, for now
if len(decoded["recs"])>0 and decoded["recs"][0]["paramid"] == OpenHEMS.PARAM_JOIN:
#TODO: write OpenHEMS.getFromMessage("header_mfrid")
response = OpenHEMS.alterMessage(MESSAGE_JOIN_ACK,
header_mfrid=decoded["header"]["mfrid"],
header_productid=decoded["header"]["productid"],
header_sensorid=decoded["header"]["sensorid"])
p = OpenHEMS.encode(response)
radio.transmitter()
radio.transmit(p)
radio.receiver()
if sendSwitchTimer.check() and decoded != None and decoded["header"]["productid"] in [Devices.PRODUCTID_C1_MONITOR, Devices.PRODUCTID_R1_MONITOR_AND_CONTROL]:
request = OpenHEMS.alterMessage(MESSAGE_SWITCH,
header_sensorid=decoded["header"]["sensorid"],
recs_0_value=switch_state)
p = OpenHEMS.encode(request)
radio.transmitter()
radio.transmit(p)
radio.receiver()
switch_state = (switch_state+1) % 2 # toggle
def monitor_loop():
radio.receiver()
while True:
if radio.isReceiveWaiting():
payload = radio.receive()
try:
decoded = OpenThings.decode(payload)
except OpenThings.OpenThingsException as e:
continue
updateDirectory(decoded)
tidyDirectory()
dumpDirectory()
# Process any JOIN messages by sending back a JOIN-ACK to turn the LED off
if len(decoded["recs"]) != 0:
if decoded["recs"][0]["paramid"] == OpenThings.PARAM_JOIN:
header = decoded["header"]
mfrid = header["mfrid"]
productid = header["productid"]
sensorid = header["sensorid"]
send_join_ack(mfrid, productid, sensorid)
def get_data(self, monitor_mode=False, short_msg=True):
'''Send discovery and monitor messages, and capture any responses.
monitor_mode True: will loop continously
False: will stop script once first succesful data
packet is received (default)
short_msg True: returns long detailed message
False: returns short message (default)'''
# Define the schedule of message polling
radio.receiver()
decoded = None
message_not_received = True
attempt_count = 2
while message_not_received:
# See if there is a payload, and if there is, process it
if radio.isReceiveWaiting():
self.logger.info("receiving payload")
payload = radio.receive()
if monitor_mode == False:
message_not_received = False
try:
decoded = OpenHEMS.decode(payload)
except OpenHEMS.OpenHEMSException as e:
self.logger.error(
"Attempt: {attempt} - Can't decode payload: {msg}".
format(attempt=attempt_count, msg=str(e)))
if receive_attempt > 0:
message_not_received = True
attempt_count = attempt_count - 1
continue
self.updateDirectory(decoded)
if self.msg_join_ack['header'][
'sensorid'] == 0 or self.msg_switch['header'][
'sensorid'] == 0:
self.msg_join_ack['header']['sensorid'] = decoded[
"header"]["sensorid"]
self.msg_switch['header']['sensorid'] = decoded["header"][
"sensorid"]
#TODO: Should remember report time of each device,
#and reschedule command messages to avoid their transmit slot
#making it less likely to miss an incoming message due to
#the radio being in transmit mode
# assume only 1 rec in a join, for now
if len(decoded["recs"]) > 0 and decoded["recs"][0][
"paramid"] == OpenHEMS.PARAM_JOIN:
#TODO: write OpenHEMS.getFromMessage("header_mfrid")
response = OpenHEMS.alterMessage(
self.msg_join_ack,
header_mfrid=decoded["header"]["mfrid"],
header_productid=decoded["header"]["productid"],
header_sensorid=decoded["header"]["sensorid"])
p = OpenHEMS.encode(response)
radio.transmitter()
radio.transmit(p)
radio.receiver()
if short_msg:
decoded = self.clean(decoded)
return decoded