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#!/usr/bin/env python3
from home import http
from home.config import config
from home.mqtt import MQTTRelay, MQTTRelayDevice, MQTTRelayState
from home.mqtt.payload import MQTTPayload
from home.mqtt.payload.relay import InitialStatPayload, StatPayload
from typing import Optional
mqtt_relay: Optional[MQTTRelay] = None
relay_states: dict[str, MQTTRelayState] = {}
def on_mqtt_message(device_id, message: MQTTPayload):
if isinstance(message, InitialStatPayload) or isinstance(message, StatPayload):
kwargs = dict(rssi=message.rssi, enabled=message.flags.state)
if device_id not in relay_states:
relay_states[device_id] = MQTTRelayState()
relay_states[device_id].update(**kwargs)
class RelayMqttHttpProxy(http.HTTPServer):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.get('/relay/{id}/on', self.relay_on)
self.get('/relay/{id}/off', self.relay_off)
self.get('/relay/{id}/toggle', self.relay_toggle)
async def _relay_on_off(self,
enable: Optional[bool],
req: http.Request):
device_id = req.match_info['id']
device_secret = req.query['secret']
if enable is None:
if device_id in relay_states and relay_states[device_id].ever_updated:
cur_state = relay_states[device_id].enabled
else:
cur_state = False
enable = not cur_state
mqtt_relay.set_power(device_id, enable, device_secret)
return self.ok()
async def relay_on(self, req: http.Request):
return await self._relay_on_off(True, req)
async def relay_off(self, req: http.Request):
return await self._relay_on_off(False, req)
async def relay_toggle(self, req: http.Request):
return await self._relay_on_off(None, req)
if __name__ == '__main__':
config.load('relay_mqtt_http_proxy')
mqtt_relay = MQTTRelay(devices=[MQTTRelayDevice(id=device_id) for device_id in config.get('relay.devices')])
mqtt_relay.configure_tls()
mqtt_relay.set_message_callback(on_mqtt_message)
mqtt_relay.connect_and_loop(loop_forever=False)
proxy = RelayMqttHttpProxy(config.get_addr('server.listen'))
try:
proxy.run()
except KeyboardInterrupt:
mqtt_relay.disconnect()
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