core/homeassistant/components/nest/legacy/local_auth.py

53 lines
1.4 KiB
Python

"""Local Nest authentication for the legacy api."""
# mypy: ignore-errors
import asyncio
from functools import partial
from http import HTTPStatus
from nest.nest import AUTHORIZE_URL, AuthorizationError, NestAuth
from homeassistant.core import callback
from ..config_flow import CodeInvalid, NestAuthError, register_flow_implementation
from .const import DOMAIN
@callback
def initialize(hass, client_id, client_secret):
"""Initialize a local auth provider."""
register_flow_implementation(
hass,
DOMAIN,
"configuration.yaml",
partial(generate_auth_url, client_id),
partial(resolve_auth_code, hass, client_id, client_secret),
)
async def generate_auth_url(client_id, flow_id):
"""Generate an authorize url."""
return AUTHORIZE_URL.format(client_id, flow_id)
async def resolve_auth_code(hass, client_id, client_secret, code):
"""Resolve an authorization code."""
result = asyncio.Future()
auth = NestAuth(
client_id=client_id,
client_secret=client_secret,
auth_callback=result.set_result,
)
auth.pin = code
try:
await hass.async_add_executor_job(auth.login)
return await result
except AuthorizationError as err:
if err.response.status_code == HTTPStatus.UNAUTHORIZED:
raise CodeInvalid() from err
raise NestAuthError(
f"Unknown error: {err} ({err.response.status_code})"
) from err