def ping_relsens(device_id):
if SIMULATION_MODE:
dprint('In simulation mode: not pinging the relays')
return
dprint('\nPinging relsens in the device: ', device_id)
topic = '{}/{}/{}'.format(PUB_PREFIX, device_id, BROADCAST_RELSEN)
mqtt.publish(topic, EMPTY_PAYLOAD)
def set_device_status():
try:
if (request.method=='GET'):
jcmd = {
'device_id' : request.args.get('device_id'),
'relsen_id': request.args.get('relsen_id'),
'action' : request.args.get('action')
}
else: # it can only be a 'POST'
if (request.json is None):
return ({'result' : False, 'error':'invalid device'})
jcmd = request.json
print (jcmd)
socketio.emit (ACK_EVENT, jcmd) # must be a json object, to avoid messy client side escape characters
topic = '{}/{}/{}'.format (PUB_PREFIX, jcmd['device_id'], jcmd['relsen_id'])
if SIMULATION_MODE:
devid = jcmd['device_id']
if (devid not in simul_status):
return ({'result' : False, 'error' : 'invalid or disabled device_id'})
operate_simul_device (devid, jcmd['relsen_id'], jcmd['action'].lower()) # this will return the new status
retval = {devid : simul_status[devid] }
else:
mqtt.publish (topic, jcmd['action'])
if in_mem_status is None:
send_tracer_broadcast() # to build the status
return {'result' : False, 'error' : 'in-memory status is not available; please try again'}
if (devid not in in_mem_status):
return ({'result' : False, 'error' : 'invalid or disabled device_id'})
retval = {devid : in_mem_status[devid]} # this may only return the last known status **
return retval
except Exception as e:
print ('* EXCEPTION 7: ', str(e))
return ({'result' : False, 'error' : 'could not operate device'})
def send_timer_command(device_id, relay_num, timer_id, time_pair, repeat):
suffix = 'Timer' + str(timer_id) # timer_id can be from 1 to 16
topic = '{}/{}/{}'.format(PUB_PREFIX, device_id, suffix)
pl = {
"Enable": 1,
"Mode": 0,
"Time": time_pair[0],
"Window": 0,
"Days": "1111111",
"Repeat": repeat,
"Output": relay_num,
"Action": 1
} # ON
payload = json.dumps(pl)
dprint(topic, payload)
mqtt.publish(topic, payload)
# OFF timer for the same relay:
suffix = 'Timer' + str(timer_id + 1)
topic = '{}/{}/{}'.format(PUB_PREFIX, device_id, suffix)
pl = {
"Enable": 1,
"Mode": 0,
"Time": time_pair[1],
"Window": 0,
"Days": "1111111",
"Repeat": repeat,
"Output": relay_num,
"Action": 0
} # OFF
payload = json.dumps(pl)
dprint(topic, payload)
mqtt.publish(topic, payload)
def ping_device(device_id):
if SIMULATION_MODE:
dprint('In simulation mode: not pinging the device')
return
dprint('\nPinging the device: ', device_id)
topic = '{}/{}/{}'.format(PUB_PREFIX, device_id, PUB_SUFFIX) # POWER
dprint(topic, ' (blank)')
mqtt.publish(topic, EMPTY_PAYLOAD)
def on_socket_message (message):
print ('pass-through message: ', message)
jcmd = json.loads (message)
try:
mqtt.publish (jcmd.get('topic'), jcmd.get('payload'))
socketio.emit (ACK_EVENT, jcmd) # must be a json object, to avoid messy client side escape characters
except Exception as e:
print ('* EXCEPTION 6: ', str(e))
def ping_mqtt():
if SIMULATION_MODE:
dprint ('In simulation mode: not pinging MQTT devices')
return
dprint ('\nPinging all devices...')
topic = '{}/{}/{}'.format (PUB_PREFIX, BROADCAST_DEVICE, PUB_SUFFIX) # POWER
#dprint (topic, ' (blank)')
mqtt.publish (topic, EMPTY_PAYLOAD)
def send_tracer_broadcast():
if SIMULATION_MODE:
dprint('In simulation mode: not sending tracer')
return
topic = '{}/{}/{}'.format(PUB_PREFIX, BROADCAST_DEVICE,
BROADCAST_RELSEN) # POWER0
dprint('Sending probe to: ', topic)
mqtt.publish(topic, EMPTY_PAYLOAD) # empty payload gets the relay status
def send_tracer_broadcast():
global sensor_count
if SIMULATION_MODE:
dprint ('In simulation mode: not sending tracer')
return
topic = '{}/{}/{}'.format (PUB_PREFIX, BROADCAST_DEVICE, BROADCAST_RELSEN) # POWER0
dprint ('Sending probe to: ',topic)
mqtt.publish (topic, EMPTY_PAYLOAD) # empty payload gets the relay status
sensor_count = (sensor_count+1) % SENSOR_INTERVAL
if (sensor_count==0):
request_sensor_reading(BROADCAST_DEVICE)
def on_socket_event (payload):
print ('command: ', payload)
jcmd = json.loads (payload)
try:
socketio.emit (ACK_EVENT, jcmd) # must be a json object, to avoid messy client side escape characters
topic = '{}/{}/{}'.format (PUB_PREFIX, jcmd['device_id'], jcmd['relsen_id'])
if SIMULATION_MODE:
operate_simul_device (jcmd['device_id'], jcmd['relsen_id'], jcmd['action'].lower())
else:
mqtt.publish (topic, jcmd['action'])
except Exception as e:
print ('* EXCEPTION 5: ', str(e))
def clear_timers (device_id, relsen_id):
dprint ('Clearing all timers for: {}/{}'.format (device_id, relsen_id))
relay = 1
if (relsen_id == 'POWER'): # the device has a single relay
relay = 1 # redundant, but for clarity
else:
relay = relsen_id[-1] # ASSUMPTION: relsen id is in the form POWER1, POWER2 etc. ***
if relay < '0' or relay > '4':
print ('relsen_id has to be from POWER1 to POWER4 only')
return False
relay_num = int(relay) # relay number 1 to 4 within the device
starting_timer_id = (relay_num-1)*4 + 1
for i in range (0, MAX_TIMERS):
relsen = 'Timer'+ str(starting_timer_id+i)
topic = '{}/{}/{}'.format (PUB_PREFIX, device_id, relsen)
payload = json.dumps({"Enable":0})
dprint (topic, payload)
mqtt.publish (topic, payload)
return True
def request_network_params(device_id):
dprint('\nRequesting network params..')
topic = '{}/{}/{}'.format(PUB_PREFIX, device_id,
IPMAC_SUFFIX) # cmnd/device_id/status
dprint(topic, IPMAC_PAYLOAD) # '5'
mqtt.publish(topic, IPMAC_PAYLOAD)
def request_sensor_reading(device_id):
dprint('\nTriggering sensor reading..')
topic = '{}/{}/{}'.format(PUB_PREFIX, device_id,
SENSOR_SUFFIX) # cmnd/device_id/status
dprint(topic, SENSOR_PAYLOAD) # '10'
mqtt.publish(topic, SENSOR_PAYLOAD)