def connect_and_subscribe():
bList = str(station.ifconfig()[0]).split('.')
bList[-1] = '254'
brokerIP = '.'.join(bList)
print("MQTT broker address: " + brokerIP)
client = umqttsimple.MQTTClient(config.cfg.get('client_id'), brokerIP)
client.set_callback(mqtt_callback)
try:
client.connect()
except:
timeData['mqtt_conn'] = None
return client
sub_topics = [config.topics[t] for t in config.topics if 'sub' in t]
for t in sub_topics:
client.subscribe(t)
print('connected to {}, subscribed to {}'.format(brokerIP, sub_topics))
cmd_out = '{"lts":"'+str(time.ticks_ms())+'"}'
for i in range (config.LINELEN):
config.scale[i] = (0,0,0)
config.scale.write()
try:
# send info to server ('SUP' topic)
client.publish(config.topics['pub_id'] + '/SUP', cmd_out)
timeData['mqtt_conn'] = True
except:
timeData['mqtt_conn'] = None
restart_and_reconnect()
return client
def connect_and_subscribe():
bList = str(station.ifconfig()[0]).split('.')
bList[-1] = '254'
brokerIP = '.'.join(bList)
server = brokerIP
port = config.cfg.get('port')
user = config.cfg.get('user')
password = config.cfg.get('password')
client = umqttsimple.MQTTClient(config.cfg.get('client_id'), server, port,
user, password)
client.set_callback(mqtt_callback)
try:
client.connect()
except:
manage_seq['RGB']['mqtt_conn'] = False
return client
sub_topics = [config.topics[t] for t in config.topics if 'sub' in t]
for t in sub_topics:
client.subscribe(t)
print('connected to {}, subscribed to {}'.format(server, sub_topics))
try:
cmd_out = '{"timestamp":1}'
client.publish(config.topics['pub'], cmd_out)
manage_seq['RGB']['mqtt_conn'] = True
except:
manage_seq['RGB']['mqtt_conn'] = False
restart_and_reconnect()
reset_out()
return client
def connect_and_subscribe():
bList = str(station.ifconfig()[0]).split('.')
bList[-1] = '254'
brokerIP = '.'.join(bList)
print(brokerIP)
server = config.cfg.get('broker_ip')
client = umqttsimple.MQTTClient(config.cfg.get('client_id'), server)
client.set_callback(mqtt_callback)
client.set_last_will(config.topics['pub'], config.commands['offline'])
try:
client.connect()
except:
manage_seq['RGB']['mqtt_conn'] = False
return client
sub_topics = [config.topics[t] for t in config.topics if 'sub' in t]
for t in sub_topics:
client.subscribe(t)
print('connected to {}, subscribed to {}'.format(server, sub_topics))
config.pins['green'].value(0)
try:
client.publish(config.topics['pub'], config.commands['online'])
manage_seq['RGB']['mqtt_conn'] = True
except:
manage_seq['RGB']['mqtt_conn'] = False
restart_and_reconnect()
return client
webserver.ap_webserver_loop(server_socket)
webserver.ap_webserver_stop(server_socket)
# ------------------------- SETUP -------------------------------------------------------------------
import umqttsimple
import logfile
from scheduler_light import Scheduler, Job
utime.sleep(1) # Digesting time, imports.
log = logfile.LogFile("Mainloop", config.log_filename, config.log_sizelimit,
config.log_level, config.log_print)
# Establish MQTT client:
mqtt_client = umqttsimple.MQTTClient(config.client_id, config.mqtt_broker,
config.mqtt_port, config.mqtt_user,
config.mqtt_password)
# MQTT callbacks:
def callback_mqtt_subscription(topic, msg):
""" Callback upon MQTT publication of subscribed topics. """
log.debug("MQTT message recieved:")
log.debug('%s,%s' % (topic.decode('utt-8'), msg.decode('utf-8')))
def mqtt_subscriptions():
""" Subscribe to MQTT topics. """
log.info("Subscribing to topic 'test'")
if mqtt_client.subscribe("test") == "Error":
log.error("Could not subscribe - broker down?")
import time, math, ujson, network