87 lines
2.3 KiB
Python
87 lines
2.3 KiB
Python
"""Silicon Labs Multiprotocol support."""
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from __future__ import annotations
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import logging
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import aiohttp
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from python_otbr_api import tlv_parser
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from python_otbr_api.tlv_parser import MeshcopTLVType
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from homeassistant.components.homeassistant_hardware.silabs_multiprotocol_addon import (
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is_multiprotocol_url,
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)
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from homeassistant.components.thread import async_add_dataset
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import HomeAssistantError
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from . import DOMAIN
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from .util import OTBRData
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_LOGGER = logging.getLogger(__name__)
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async def async_change_channel(hass: HomeAssistant, channel: int, delay: float) -> None:
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"""Set the channel to be used.
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Does nothing if not configured.
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"""
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if DOMAIN not in hass.data:
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return
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data: OTBRData = hass.data[DOMAIN]
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await data.set_channel(channel, delay)
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# Import the new dataset
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dataset_tlvs = await data.get_pending_dataset_tlvs()
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if dataset_tlvs is None:
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# The activation timer may have expired already
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dataset_tlvs = await data.get_active_dataset_tlvs()
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if dataset_tlvs is None:
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# Don't try to import a None dataset
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return
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dataset = tlv_parser.parse_tlv(dataset_tlvs.hex())
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dataset.pop(MeshcopTLVType.DELAYTIMER, None)
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dataset.pop(MeshcopTLVType.PENDINGTIMESTAMP, None)
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dataset_tlvs_str = tlv_parser.encode_tlv(dataset)
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await async_add_dataset(hass, DOMAIN, dataset_tlvs_str)
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async def async_get_channel(hass: HomeAssistant) -> int | None:
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"""Return the channel.
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Returns None if not configured.
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"""
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if DOMAIN not in hass.data:
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return None
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data: OTBRData = hass.data[DOMAIN]
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try:
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dataset = await data.get_active_dataset()
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except (
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HomeAssistantError,
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aiohttp.ClientError,
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TimeoutError,
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) as err:
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_LOGGER.warning("Failed to communicate with OTBR %s", err)
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return None
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if dataset is None:
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return None
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return dataset.channel
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async def async_using_multipan(hass: HomeAssistant) -> bool:
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"""Return if the multiprotocol device is used.
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Returns False if not configured.
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"""
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if DOMAIN not in hass.data:
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return False
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data: OTBRData = hass.data[DOMAIN]
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return is_multiprotocol_url(data.url)
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