core/homeassistant/components/reolink/__init__.py

301 lines
10 KiB
Python

"""Reolink integration for HomeAssistant."""
from __future__ import annotations
import asyncio
from dataclasses import dataclass
from datetime import timedelta
import logging
from reolink_aio.api import RETRY_ATTEMPTS
from reolink_aio.exceptions import CredentialsInvalidError, ReolinkError
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import EVENT_HOMEASSISTANT_STOP, Platform
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryAuthFailed, ConfigEntryNotReady
from homeassistant.helpers import device_registry as dr, entity_registry as er
from homeassistant.helpers.device_registry import format_mac
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import DOMAIN
from .exceptions import ReolinkException, UserNotAdmin
from .host import ReolinkHost
_LOGGER = logging.getLogger(__name__)
PLATFORMS = [
Platform.BINARY_SENSOR,
Platform.BUTTON,
Platform.CAMERA,
Platform.LIGHT,
Platform.NUMBER,
Platform.SELECT,
Platform.SENSOR,
Platform.SIREN,
Platform.SWITCH,
Platform.UPDATE,
]
DEVICE_UPDATE_INTERVAL = timedelta(seconds=60)
FIRMWARE_UPDATE_INTERVAL = timedelta(hours=12)
NUM_CRED_ERRORS = 3
@dataclass
class ReolinkData:
"""Data for the Reolink integration."""
host: ReolinkHost
device_coordinator: DataUpdateCoordinator[None]
firmware_coordinator: DataUpdateCoordinator[None]
async def async_setup_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> bool:
"""Set up Reolink from a config entry."""
host = ReolinkHost(hass, config_entry.data, config_entry.options)
try:
await host.async_init()
except (UserNotAdmin, CredentialsInvalidError) as err:
await host.stop()
raise ConfigEntryAuthFailed(err) from err
except (
ReolinkException,
ReolinkError,
) as err:
await host.stop()
raise ConfigEntryNotReady(
f"Error while trying to setup {host.api.host}:{host.api.port}: {err!s}"
) from err
except BaseException:
await host.stop()
raise
config_entry.async_on_unload(
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, host.stop)
)
async def async_device_config_update() -> None:
"""Update the host state cache and renew the ONVIF-subscription."""
async with asyncio.timeout(host.api.timeout * (RETRY_ATTEMPTS + 2)):
try:
await host.update_states()
except CredentialsInvalidError as err:
host.credential_errors += 1
if host.credential_errors >= NUM_CRED_ERRORS:
await host.stop()
raise ConfigEntryAuthFailed(err) from err
raise UpdateFailed(str(err)) from err
except ReolinkError as err:
host.credential_errors = 0
raise UpdateFailed(str(err)) from err
host.credential_errors = 0
async with asyncio.timeout(host.api.timeout * (RETRY_ATTEMPTS + 2)):
await host.renew()
async def async_check_firmware_update() -> None:
"""Check for firmware updates."""
async with asyncio.timeout(host.api.timeout * (RETRY_ATTEMPTS + 2)):
try:
await host.api.check_new_firmware(host.firmware_ch_list)
except ReolinkError as err:
if host.starting:
_LOGGER.debug(
"Error checking Reolink firmware update at startup "
"from %s, possibly internet access is blocked",
host.api.nvr_name,
)
return
raise UpdateFailed(
f"Error checking Reolink firmware update from {host.api.nvr_name}, "
"if the camera is blocked from accessing the internet, "
"disable the update entity"
) from err
finally:
host.starting = False
device_coordinator = DataUpdateCoordinator(
hass,
_LOGGER,
name=f"reolink.{host.api.nvr_name}",
update_method=async_device_config_update,
update_interval=DEVICE_UPDATE_INTERVAL,
)
firmware_coordinator = DataUpdateCoordinator(
hass,
_LOGGER,
name=f"reolink.{host.api.nvr_name}.firmware",
update_method=async_check_firmware_update,
update_interval=FIRMWARE_UPDATE_INTERVAL,
)
# If camera WAN blocked, firmware check fails and takes long, do not prevent setup
config_entry.async_create_background_task(
hass,
firmware_coordinator.async_refresh(),
f"Reolink firmware check {config_entry.entry_id}",
)
# Fetch initial data so we have data when entities subscribe
try:
await device_coordinator.async_config_entry_first_refresh()
except BaseException:
await host.stop()
raise
hass.data.setdefault(DOMAIN, {})[config_entry.entry_id] = ReolinkData(
host=host,
device_coordinator=device_coordinator,
firmware_coordinator=firmware_coordinator,
)
migrate_entity_ids(hass, config_entry.entry_id, host)
await hass.config_entries.async_forward_entry_setups(config_entry, PLATFORMS)
config_entry.async_on_unload(
config_entry.add_update_listener(entry_update_listener)
)
return True
async def entry_update_listener(hass: HomeAssistant, config_entry: ConfigEntry) -> None:
"""Update the configuration of the host entity."""
await hass.config_entries.async_reload(config_entry.entry_id)
async def async_unload_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> bool:
"""Unload a config entry."""
host: ReolinkHost = hass.data[DOMAIN][config_entry.entry_id].host
await host.stop()
if unload_ok := await hass.config_entries.async_unload_platforms(
config_entry, PLATFORMS
):
hass.data[DOMAIN].pop(config_entry.entry_id)
return unload_ok
async def async_remove_config_entry_device(
hass: HomeAssistant, config_entry: ConfigEntry, device: dr.DeviceEntry
) -> bool:
"""Remove a device from a config entry."""
host: ReolinkHost = hass.data[DOMAIN][config_entry.entry_id].host
(device_uid, ch) = get_device_uid_and_ch(device, host)
if not host.api.is_nvr or ch is None:
_LOGGER.warning(
"Cannot remove Reolink device %s, because it is not a camera connected "
"to a NVR/Hub, please remove the integration entry instead",
device.name,
)
return False # Do not remove the host/NVR itself
if ch not in host.api.channels:
_LOGGER.debug(
"Removing Reolink device %s, "
"since no camera is connected to NVR channel %s anymore",
device.name,
ch,
)
return True
await host.api.get_state(cmd="GetChannelstatus") # update the camera_online status
if not host.api.camera_online(ch):
_LOGGER.debug(
"Removing Reolink device %s, "
"since the camera connected to channel %s is offline",
device.name,
ch,
)
return True
_LOGGER.warning(
"Cannot remove Reolink device %s on channel %s, because it is still connected "
"to the NVR/Hub, please first remove the camera from the NVR/Hub "
"in the reolink app",
device.name,
ch,
)
return False
def get_device_uid_and_ch(
device: dr.DeviceEntry, host: ReolinkHost
) -> tuple[list[str], int | None]:
"""Get the channel and the split device_uid from a reolink DeviceEntry."""
device_uid = [
dev_id[1].split("_") for dev_id in device.identifiers if dev_id[0] == DOMAIN
][0]
if len(device_uid) < 2:
# NVR itself
ch = None
elif device_uid[1].startswith("ch") and len(device_uid[1]) <= 5:
ch = int(device_uid[1][2:])
else:
ch = host.api.channel_for_uid(device_uid[1])
return (device_uid, ch)
def migrate_entity_ids(
hass: HomeAssistant, config_entry_id: str, host: ReolinkHost
) -> None:
"""Migrate entity IDs if needed."""
device_reg = dr.async_get(hass)
devices = dr.async_entries_for_config_entry(device_reg, config_entry_id)
ch_device_ids = {}
for device in devices:
(device_uid, ch) = get_device_uid_and_ch(device, host)
if host.api.supported(None, "UID") and device_uid[0] != host.unique_id:
if ch is None:
new_device_id = f"{host.unique_id}"
else:
new_device_id = f"{host.unique_id}_{device_uid[1]}"
new_identifiers = {(DOMAIN, new_device_id)}
device_reg.async_update_device(device.id, new_identifiers=new_identifiers)
if ch is None:
continue # Do not consider the NVR itself
ch_device_ids[device.id] = ch
if host.api.supported(ch, "UID") and device_uid[1] != host.api.camera_uid(ch):
if host.api.supported(None, "UID"):
new_device_id = f"{host.unique_id}_{host.api.camera_uid(ch)}"
else:
new_device_id = f"{device_uid[0]}_{host.api.camera_uid(ch)}"
new_identifiers = {(DOMAIN, new_device_id)}
device_reg.async_update_device(device.id, new_identifiers=new_identifiers)
entity_reg = er.async_get(hass)
entities = er.async_entries_for_config_entry(entity_reg, config_entry_id)
for entity in entities:
# Can be removed in HA 2025.1.0
if entity.domain == "update" and entity.unique_id in [
host.unique_id,
format_mac(host.api.mac_address),
]:
entity_reg.async_update_entity(
entity.entity_id, new_unique_id=f"{host.unique_id}_firmware"
)
continue
if host.api.supported(None, "UID") and not entity.unique_id.startswith(
host.unique_id
):
new_id = f"{host.unique_id}_{entity.unique_id.split("_", 1)[1]}"
entity_reg.async_update_entity(entity.entity_id, new_unique_id=new_id)
if entity.device_id in ch_device_ids:
ch = ch_device_ids[entity.device_id]
id_parts = entity.unique_id.split("_", 2)
if host.api.supported(ch, "UID") and id_parts[1] != host.api.camera_uid(ch):
new_id = f"{host.unique_id}_{host.api.camera_uid(ch)}_{id_parts[2]}"
entity_reg.async_update_entity(entity.entity_id, new_unique_id=new_id)