core/homeassistant/components/samsungtv/__init__.py

293 lines
10 KiB
Python

"""The Samsung TV integration."""
from __future__ import annotations
from collections.abc import Coroutine, Mapping
from functools import partial
from typing import Any
from urllib.parse import urlparse
import getmac
from homeassistant.components import ssdp
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
CONF_HOST,
CONF_MAC,
CONF_METHOD,
CONF_MODEL,
CONF_PORT,
CONF_TOKEN,
EVENT_HOMEASSISTANT_STOP,
Platform,
)
from homeassistant.core import Event, HomeAssistant, callback
from homeassistant.exceptions import ConfigEntryAuthFailed, ConfigEntryNotReady
from homeassistant.helpers import device_registry as dr, entity_registry as er
from homeassistant.helpers.debounce import Debouncer
from .bridge import (
SamsungTVBridge,
async_get_device_info,
mac_from_device_info,
model_requires_encryption,
)
from .const import (
CONF_SESSION_ID,
CONF_SSDP_MAIN_TV_AGENT_LOCATION,
CONF_SSDP_RENDERING_CONTROL_LOCATION,
ENTRY_RELOAD_COOLDOWN,
LEGACY_PORT,
LOGGER,
METHOD_ENCRYPTED_WEBSOCKET,
METHOD_LEGACY,
UPNP_SVC_MAIN_TV_AGENT,
UPNP_SVC_RENDERING_CONTROL,
)
from .coordinator import SamsungTVDataUpdateCoordinator
PLATFORMS = [Platform.MEDIA_PLAYER, Platform.REMOTE]
SamsungTVConfigEntry = ConfigEntry[SamsungTVDataUpdateCoordinator]
@callback
def _async_get_device_bridge(
hass: HomeAssistant, data: dict[str, Any]
) -> SamsungTVBridge:
"""Get device bridge."""
return SamsungTVBridge.get_bridge(
hass,
data[CONF_METHOD],
data[CONF_HOST],
data[CONF_PORT],
data,
)
class DebouncedEntryReloader:
"""Reload only after the timer expires."""
def __init__(self, hass: HomeAssistant, entry: ConfigEntry) -> None:
"""Init the debounced entry reloader."""
self.hass = hass
self.entry = entry
self.token = self.entry.data.get(CONF_TOKEN)
self._debounced_reload: Debouncer[Coroutine[Any, Any, None]] = Debouncer(
hass,
LOGGER,
cooldown=ENTRY_RELOAD_COOLDOWN,
immediate=False,
function=self._async_reload_entry,
)
async def async_call(self, hass: HomeAssistant, entry: ConfigEntry) -> None:
"""Start the countdown for a reload."""
if (new_token := entry.data.get(CONF_TOKEN)) != self.token:
LOGGER.debug("Skipping reload as its a token update")
self.token = new_token
return # Token updates should not trigger a reload
LOGGER.debug("Calling debouncer to get a reload after cooldown")
await self._debounced_reload.async_call()
@callback
def async_shutdown(self) -> None:
"""Cancel any pending reload."""
self._debounced_reload.async_shutdown()
async def _async_reload_entry(self) -> None:
"""Reload entry."""
LOGGER.debug("Reloading entry %s", self.entry.title)
await self.hass.config_entries.async_reload(self.entry.entry_id)
async def _async_update_ssdp_locations(hass: HomeAssistant, entry: ConfigEntry) -> None:
"""Update ssdp locations from discovery cache."""
updates = {}
for ssdp_st, key in (
(UPNP_SVC_RENDERING_CONTROL, CONF_SSDP_RENDERING_CONTROL_LOCATION),
(UPNP_SVC_MAIN_TV_AGENT, CONF_SSDP_MAIN_TV_AGENT_LOCATION),
):
for discovery_info in await ssdp.async_get_discovery_info_by_st(hass, ssdp_st):
location = discovery_info.ssdp_location
host = urlparse(location).hostname
if host == entry.data[CONF_HOST]:
updates[key] = location
break
if updates:
hass.config_entries.async_update_entry(entry, data={**entry.data, **updates})
async def async_setup_entry(hass: HomeAssistant, entry: SamsungTVConfigEntry) -> bool:
"""Set up the Samsung TV platform."""
# Initialize bridge
if entry.data.get(CONF_METHOD) == METHOD_ENCRYPTED_WEBSOCKET:
if not entry.data.get(CONF_TOKEN) or not entry.data.get(CONF_SESSION_ID):
raise ConfigEntryAuthFailed(
"Token and session id are required in encrypted mode"
)
bridge = await _async_create_bridge_with_updated_data(hass, entry)
@callback
def _access_denied() -> None:
"""Access denied callback."""
LOGGER.debug("Access denied in getting remote object")
entry.async_start_reauth(hass)
bridge.register_reauth_callback(_access_denied)
# Ensure updates get saved against the config_entry
@callback
def _update_config_entry(updates: Mapping[str, Any]) -> None:
"""Update config entry with the new token."""
hass.config_entries.async_update_entry(entry, data={**entry.data, **updates})
bridge.register_update_config_entry_callback(_update_config_entry)
async def stop_bridge(event: Event | None = None) -> None:
"""Stop SamsungTV bridge connection."""
LOGGER.debug("Stopping SamsungTVBridge %s", bridge.host)
await bridge.async_close_remote()
entry.async_on_unload(
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, stop_bridge)
)
entry.async_on_unload(stop_bridge)
await _async_update_ssdp_locations(hass, entry)
# We must not await after we setup the reload or there
# will be a race where the config flow will see the entry
# as not loaded and may reload it
debounced_reloader = DebouncedEntryReloader(hass, entry)
entry.async_on_unload(debounced_reloader.async_shutdown)
entry.async_on_unload(entry.add_update_listener(debounced_reloader.async_call))
coordinator = SamsungTVDataUpdateCoordinator(hass, bridge)
await coordinator.async_config_entry_first_refresh()
entry.runtime_data = coordinator
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
return True
async def _async_create_bridge_with_updated_data(
hass: HomeAssistant, entry: ConfigEntry
) -> SamsungTVBridge:
"""Create a bridge object and update any missing data in the config entry."""
updated_data: dict[str, str | int] = {}
host: str = entry.data[CONF_HOST]
port: int | None = entry.data.get(CONF_PORT)
method: str | None = entry.data.get(CONF_METHOD)
load_info_attempted = False
info: dict[str, Any] | None = None
if not port or not method:
LOGGER.debug("Attempting to get port or method for %s", host)
if method == METHOD_LEGACY:
port = LEGACY_PORT
else:
# When we imported from yaml we didn't setup the method
# because we didn't know it
_result, port, method, info = await async_get_device_info(hass, host)
load_info_attempted = True
if not port or not method:
raise ConfigEntryNotReady(
"Failed to determine connection method, make sure the device is on."
)
LOGGER.debug("Updated port to %s and method to %s for %s", port, method, host)
updated_data[CONF_PORT] = port
updated_data[CONF_METHOD] = method
bridge = _async_get_device_bridge(hass, {**entry.data, **updated_data})
mac: str | None = entry.data.get(CONF_MAC)
model: str | None = entry.data.get(CONF_MODEL)
mac_is_incorrectly_formatted = mac and dr.format_mac(mac) != mac
if (
not mac or not model or mac_is_incorrectly_formatted
) and not load_info_attempted:
info = await bridge.async_device_info()
if not mac or mac_is_incorrectly_formatted:
LOGGER.debug("Attempting to get mac for %s", host)
if info:
mac = mac_from_device_info(info)
if not mac:
mac = await hass.async_add_executor_job(
partial(getmac.get_mac_address, ip=host)
)
if mac and mac != "none":
# Samsung sometimes returns a value of "none" for the mac address
# this should be ignored
LOGGER.debug("Updated mac to %s for %s", mac, host)
updated_data[CONF_MAC] = dr.format_mac(mac)
else:
LOGGER.warning("Failed to get mac for %s", host)
if not model:
LOGGER.debug("Attempting to get model for %s", host)
if info:
model = info.get("device", {}).get("modelName")
if model:
LOGGER.debug("Updated model to %s for %s", model, host)
updated_data[CONF_MODEL] = model
if model_requires_encryption(model) and method != METHOD_ENCRYPTED_WEBSOCKET:
LOGGER.debug(
(
"Detected model %s for %s. Some televisions from H and J series use "
"an encrypted protocol but you are using %s which may not be supported"
),
model,
host,
method,
)
if updated_data:
data = {**entry.data, **updated_data}
hass.config_entries.async_update_entry(entry, data=data)
return bridge
async def async_unload_entry(hass: HomeAssistant, entry: SamsungTVConfigEntry) -> bool:
"""Unload a config entry."""
return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
async def async_migrate_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> bool:
"""Migrate old entry."""
version = config_entry.version
minor_version = config_entry.minor_version
LOGGER.debug("Migrating from version %s.%s", version, minor_version)
# 1 -> 2: Unique ID format changed, so delete and re-import:
if version == 1:
dev_reg = dr.async_get(hass)
dev_reg.async_clear_config_entry(config_entry.entry_id)
en_reg = er.async_get(hass)
en_reg.async_clear_config_entry(config_entry.entry_id)
version = 2
hass.config_entries.async_update_entry(config_entry, version=2)
if version == 2:
if minor_version < 2:
# Cleanup invalid MAC addresses - see #103512
# Reverted due to device registry collisions - see #119082 / #119249
minor_version = 2
hass.config_entries.async_update_entry(config_entry, minor_version=2)
LOGGER.debug("Migration to version %s.%s successful", version, minor_version)
return True