Files
core/homeassistant/components/duckdns/helpers.py

36 lines
835 B
Python

"""Helpers for Duck DNS integration."""
from aiohttp import ClientSession
from homeassistant.helpers.typing import UNDEFINED, UndefinedType
UPDATE_URL = "https://www.duckdns.org/update"
async def update_duckdns(
session: ClientSession,
domain: str,
token: str,
*,
txt: str | None | UndefinedType = UNDEFINED,
clear: bool = False,
) -> bool:
"""Update DuckDNS."""
params = {"domains": domain, "token": token}
if txt is not UNDEFINED:
if txt is None:
# Pass in empty txt value to indicate it's clearing txt record
params["txt"] = ""
clear = True
else:
params["txt"] = txt
if clear:
params["clear"] = "true"
resp = await session.get(UPDATE_URL, params=params)
body = await resp.text()
return body == "OK"