41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
"""DataUpdateCoordinator for the Tailscale integration."""
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from __future__ import annotations
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from tailscale import Device, Tailscale, TailscaleAuthenticationError
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import CONF_API_KEY
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import ConfigEntryAuthFailed
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
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from .const import CONF_TAILNET, DOMAIN, LOGGER, SCAN_INTERVAL
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class TailscaleDataUpdateCoordinator(DataUpdateCoordinator[dict[str, Device]]):
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"""The Tailscale Data Update Coordinator."""
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config_entry: ConfigEntry
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def __init__(self, hass: HomeAssistant, entry: ConfigEntry) -> None:
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"""Initialize the Tailscale coordinator."""
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self.config_entry = entry
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session = async_get_clientsession(hass)
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self.tailscale = Tailscale(
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session=session,
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api_key=entry.data[CONF_API_KEY],
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tailnet=entry.data[CONF_TAILNET],
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)
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super().__init__(hass, LOGGER, name=DOMAIN, update_interval=SCAN_INTERVAL)
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async def _async_update_data(self) -> dict[str, Device]:
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"""Fetch devices from Tailscale."""
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try:
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return await self.tailscale.devices()
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except TailscaleAuthenticationError as err:
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raise ConfigEntryAuthFailed from err
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