56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
from mqtt import MqttMessage
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from workers.base import BaseWorker
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import logger
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import traceback
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REQUIREMENTS = ['pyserial']
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_LOGGER = logger.get(__name__)
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class Msgw2Worker(BaseWorker):
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def _setup(self):
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_LOGGER.debug("Setting up mysensors-2-mqtt")
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import serial
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self.ser = serial.Serial(self.port, self.baudrate, timeout=10)
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if not hasattr(self, 'encoding'):
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self.encoding = 'utf-8'
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def config(self):
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return []
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def run(self, mqtt):
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_LOGGER.debug("Starting mysensors-2-mqtt at: %s" % self.ser.name)
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while True:
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try:
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line = self.ser.readline()
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if not line:
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continue
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splited_line = self.format_topic(line.decode(self.encoding).strip()).split(';')
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_LOGGER.debug("MSGW2.serial.read: %s" % line)
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topic = '/'.join(splited_line[0:-1])
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payload = ''.join(splited_line[-1])
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mqtt.publish([MqttMessage(topic=topic, payload=payload)])
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except Exception as e:
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_LOGGER.error("Caught exception in Msgw2Worker.run(): {}".format(e))
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traceback.print_exc();
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except serial.serialutil.SerialException as e:
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_LOGGER.error("Caught exception in MsgwWorker.run(): {}".format(e))
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traceback.print_exc();
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self.ser = serial.Serial(self.port, self.baudrate, timeout=10)
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def on_command(self, topic, value):
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_LOGGER.debug("MsgwWorker2.on_command({}, {})".format(topic, value))
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try:
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splited_topic = topic.split('/')
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line = str.encode(splited_topic[-5]+";"+splited_topic[-4]+";"+splited_topic[-3]+";"+splited_topic[-2]+";"+splited_topic[-1]+";")+value+b'\n'
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_LOGGER.info("MSGW2.serial.write: %s" % line)
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self.ser.write(line)
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except Exception as e:
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_LOGGER.error("Caught exception in Msgw2Worker.on_command(): {}".format(e))
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traceback.print_exc()
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return []
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