38 lines
1.5 KiB
Python
38 lines
1.5 KiB
Python
from threading import Event
|
|
from loguru import logger
|
|
from MqttBase import AbstractMqttPublisher
|
|
from AbstractDataObject import InvalidDataObjectException
|
|
from queue import Empty
|
|
import json
|
|
|
|
LOOP_SLICE = 0.1 # seconds
|
|
|
|
class MqttPublish(AbstractMqttPublisher):
|
|
def __init__(self, config, stats, queue):
|
|
super().__init__(config)
|
|
self.queue = queue
|
|
self.stats = stats
|
|
self.topicPre = self.config["publishTopicPrefix"]
|
|
self.statusTopic = self.config["statusTopic"]
|
|
self.statusThreshold = self.config["statusThreshold"]
|
|
|
|
def localLoop(self):
|
|
while not self.killBill:
|
|
try:
|
|
dataObject = self.queue.get(timeout=LOOP_SLICE)
|
|
topic = self.topicPre + '/' + dataObject.getTopicPart()
|
|
payload = dataObject.getPayload()
|
|
self.client.publish(topic, payload)
|
|
logger.debug("mqtt message sent: {} -> {}".format(topic, payload))
|
|
self.stats.incMqttRequests()
|
|
except Empty:
|
|
# just evaluate the killBill at the top of the loop again
|
|
pass
|
|
except InvalidDataObjectException as e:
|
|
self.stats.incMqttErrors()
|
|
logger.error(f"InvalidDataObjectException received in MQTT local loop: {e}")
|
|
except Exception as e:
|
|
self.stats.incMqttErrors()
|
|
logger.error(f"Exception {type(e)} received in MQTT local loop: {e}")
|
|
|