39 lines
1.5 KiB
Python
39 lines
1.5 KiB
Python
from MqttBase import AbstractMqttPublisher
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from loguru import logger
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from time import sleep
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class ToDevices(AbstractMqttPublisher):
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def __init__(self, config, modbusHandler):
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super().__init__(config)
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self.modbusHandler = modbusHandler
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def localLoop(self):
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while not self.killBill:
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sleep(60.0)
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def onMessage(self, topic, payload):
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try:
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logger.debug("mqtt message received: {} -> {}".format(topic, str(payload)))
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for device in self.config.input:
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if topic != device.subscribe_topic:
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continue
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logger.debug(f"{topic=} matches {device.subscribe_topic=}, processing")
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if not device.enabled:
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logger.debug(f" device disabled, skipping")
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continue
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if device.register_type != 'coil':
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raise Exception(f"Unsupported register type {device.register_type} for input device {device.name}")
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value = payload == b'On'
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self.modbusHandler.writeCoil(device.slave_id, device.address, value)
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except Exception as e:
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logger.error(f"Caught exception in onMessage: {str(e)}")
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def onConnect(self):
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logger.info("mqtt connected")
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for device in self.config.input:
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self.client.subscribe(device.subscribe_topic)
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logger.info(f"subscribed to topic: {device.subscribe_topic}")
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logger.info("subscribed")
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