core/homeassistant/components/xiaomi_miio/gateway.py

131 lines
4.6 KiB
Python

"""Code to handle a Xiaomi Gateway."""
import logging
from construct.core import ChecksumError
from micloud import MiCloud
from micloud.micloudexception import MiCloudAccessDenied
from miio import DeviceException, gateway
from miio.gateway.gateway import GATEWAY_MODEL_EU
from .const import (
CONF_CLOUD_COUNTRY,
CONF_CLOUD_PASSWORD,
CONF_CLOUD_SUBDEVICES,
CONF_CLOUD_USERNAME,
AuthException,
SetupException,
)
_LOGGER = logging.getLogger(__name__)
class ConnectXiaomiGateway:
"""Class to async connect to a Xiaomi Gateway."""
def __init__(self, hass, config_entry):
"""Initialize the entity."""
self._hass = hass
self._config_entry = config_entry
self._gateway_device = None
self._gateway_info = None
self._use_cloud = None
self._cloud_username = None
self._cloud_password = None
self._cloud_country = None
self._host = None
self._token = None
@property
def gateway_device(self):
"""Return the class containing all connections to the gateway."""
return self._gateway_device
@property
def gateway_info(self):
"""Return the class containing gateway info."""
return self._gateway_info
async def async_connect_gateway(self, host, token):
"""Connect to the Xiaomi Gateway."""
_LOGGER.debug("Initializing with host %s (token %s...)", host, token[:5])
self._host = host
self._token = token
self._use_cloud = self._config_entry.options.get(CONF_CLOUD_SUBDEVICES, False)
self._cloud_username = self._config_entry.data.get(CONF_CLOUD_USERNAME)
self._cloud_password = self._config_entry.data.get(CONF_CLOUD_PASSWORD)
self._cloud_country = self._config_entry.data.get(CONF_CLOUD_COUNTRY)
await self._hass.async_add_executor_job(self.connect_gateway)
_LOGGER.debug(
"%s %s %s detected",
self._gateway_info.model,
self._gateway_info.firmware_version,
self._gateway_info.hardware_version,
)
def connect_gateway(self):
"""Connect the gateway in a way that can called by async_add_executor_job."""
try:
self._gateway_device = gateway.Gateway(self._host, self._token)
# get the gateway info
self._gateway_info = self._gateway_device.info()
except DeviceException as error:
if isinstance(error.__cause__, ChecksumError):
raise AuthException(error) from error
raise SetupException(
f"DeviceException during setup of xiaomi gateway with host {self._host}"
) from error
# get the connected sub devices
use_cloud = self._use_cloud or self._gateway_info.model == GATEWAY_MODEL_EU
if not use_cloud:
# use local query (not supported by all gateway types)
try:
self._gateway_device.discover_devices()
except DeviceException as error:
_LOGGER.error(
(
"DeviceException during getting subdevices of xiaomi gateway"
" with host %s, trying cloud to obtain subdevices: %s"
),
self._host,
error,
)
use_cloud = True
if use_cloud:
# use miio-cloud
if (
self._cloud_username is None
or self._cloud_password is None
or self._cloud_country is None
):
raise AuthException(
"Missing cloud credentials in Xiaomi Miio configuration"
)
try:
miio_cloud = MiCloud(self._cloud_username, self._cloud_password)
if not miio_cloud.login():
raise SetupException(
(
"Failed to login to Xiaomi Miio Cloud during setup of"
f" Xiaomi gateway with host {self._host}"
),
)
devices_raw = miio_cloud.get_devices(self._cloud_country)
self._gateway_device.get_devices_from_dict(devices_raw)
except MiCloudAccessDenied as error:
raise AuthException(
"Could not login to Xiaomi Miio Cloud, check the credentials"
) from error
except DeviceException as error:
raise SetupException(
"DeviceException during setup of xiaomi gateway with host"
f" {self._host}"
) from error