core/homeassistant/components/guardian/__init__.py

491 lines
16 KiB
Python

"""The Elexa Guardian integration."""
from __future__ import annotations
import asyncio
from collections.abc import Awaitable, Callable
from typing import cast
from aioguardian import Client
from aioguardian.errors import GuardianError
import voluptuous as vol
from homeassistant.config_entries import ConfigEntry, ConfigEntryState
from homeassistant.const import (
ATTR_DEVICE_ID,
CONF_DEVICE_ID,
CONF_FILENAME,
CONF_IP_ADDRESS,
CONF_PORT,
CONF_URL,
Platform,
)
from homeassistant.core import HomeAssistant, ServiceCall, callback
from homeassistant.exceptions import HomeAssistantError
from homeassistant.helpers import config_validation as cv, device_registry as dr
from homeassistant.helpers.dispatcher import async_dispatcher_send
from homeassistant.helpers.entity import DeviceInfo, EntityDescription
from homeassistant.helpers.update_coordinator import (
CoordinatorEntity,
DataUpdateCoordinator,
)
from .const import (
API_SENSOR_PAIR_DUMP,
API_SENSOR_PAIRED_SENSOR_STATUS,
API_SYSTEM_DIAGNOSTICS,
API_SYSTEM_ONBOARD_SENSOR_STATUS,
API_VALVE_STATUS,
API_WIFI_STATUS,
CONF_UID,
DATA_CLIENT,
DATA_COORDINATOR,
DATA_COORDINATOR_PAIRED_SENSOR,
DOMAIN,
LOGGER,
SIGNAL_PAIRED_SENSOR_COORDINATOR_ADDED,
)
from .util import GuardianDataUpdateCoordinator
DATA_PAIRED_SENSOR_MANAGER = "paired_sensor_manager"
SERVICE_NAME_DISABLE_AP = "disable_ap"
SERVICE_NAME_ENABLE_AP = "enable_ap"
SERVICE_NAME_PAIR_SENSOR = "pair_sensor"
SERVICE_NAME_REBOOT = "reboot"
SERVICE_NAME_RESET_VALVE_DIAGNOSTICS = "reset_valve_diagnostics"
SERVICE_NAME_UNPAIR_SENSOR = "unpair_sensor"
SERVICE_NAME_UPGRADE_FIRMWARE = "upgrade_firmware"
SERVICES = (
SERVICE_NAME_DISABLE_AP,
SERVICE_NAME_ENABLE_AP,
SERVICE_NAME_PAIR_SENSOR,
SERVICE_NAME_REBOOT,
SERVICE_NAME_RESET_VALVE_DIAGNOSTICS,
SERVICE_NAME_UNPAIR_SENSOR,
SERVICE_NAME_UPGRADE_FIRMWARE,
)
SERVICE_BASE_SCHEMA = vol.Schema(
{
vol.Required(ATTR_DEVICE_ID): cv.string,
}
)
SERVICE_PAIR_UNPAIR_SENSOR_SCHEMA = vol.Schema(
{
vol.Required(ATTR_DEVICE_ID): cv.string,
vol.Required(CONF_UID): cv.string,
}
)
SERVICE_UPGRADE_FIRMWARE_SCHEMA = vol.Schema(
{
vol.Required(ATTR_DEVICE_ID): cv.string,
vol.Optional(CONF_URL): cv.url,
vol.Optional(CONF_PORT): cv.port,
vol.Optional(CONF_FILENAME): cv.string,
},
)
PLATFORMS = [Platform.BINARY_SENSOR, Platform.SENSOR, Platform.SWITCH]
@callback
def async_get_entry_id_for_service_call(hass: HomeAssistant, call: ServiceCall) -> str:
"""Get the entry ID related to a service call (by device ID)."""
device_id = call.data[CONF_DEVICE_ID]
device_registry = dr.async_get(hass)
if device_entry := device_registry.async_get(device_id):
for entry in hass.config_entries.async_entries(DOMAIN):
if entry.entry_id in device_entry.config_entries:
return entry.entry_id
raise ValueError(f"No client for device ID: {device_id}")
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up Elexa Guardian from a config entry."""
client = Client(entry.data[CONF_IP_ADDRESS], port=entry.data[CONF_PORT])
# The valve controller's UDP-based API can't handle concurrent requests very well,
# so we use a lock to ensure that only one API request is reaching it at a time:
api_lock = asyncio.Lock()
# Set up DataUpdateCoordinators for the valve controller:
coordinators: dict[str, GuardianDataUpdateCoordinator] = {}
init_valve_controller_tasks = []
for api, api_coro in (
(API_SENSOR_PAIR_DUMP, client.sensor.pair_dump),
(API_SYSTEM_DIAGNOSTICS, client.system.diagnostics),
(API_SYSTEM_ONBOARD_SENSOR_STATUS, client.system.onboard_sensor_status),
(API_VALVE_STATUS, client.valve.status),
(API_WIFI_STATUS, client.wifi.status),
):
coordinator = coordinators[api] = GuardianDataUpdateCoordinator(
hass,
client=client,
api_name=api,
api_coro=api_coro,
api_lock=api_lock,
valve_controller_uid=entry.data[CONF_UID],
)
init_valve_controller_tasks.append(coordinator.async_refresh())
await asyncio.gather(*init_valve_controller_tasks)
# Set up an object to evaluate each batch of paired sensor UIDs and add/remove
# devices as appropriate:
paired_sensor_manager = PairedSensorManager(hass, entry, client, api_lock)
await paired_sensor_manager.async_process_latest_paired_sensor_uids()
hass.data.setdefault(DOMAIN, {})
hass.data[DOMAIN][entry.entry_id] = {
DATA_CLIENT: client,
DATA_COORDINATOR: coordinators,
DATA_COORDINATOR_PAIRED_SENSOR: {},
DATA_PAIRED_SENSOR_MANAGER: paired_sensor_manager,
}
@callback
def async_process_paired_sensor_uids() -> None:
"""Define a callback for when new paired sensor data is received."""
hass.async_create_task(
paired_sensor_manager.async_process_latest_paired_sensor_uids()
)
coordinators[API_SENSOR_PAIR_DUMP].async_add_listener(
async_process_paired_sensor_uids
)
# Set up all of the Guardian entity platforms:
hass.config_entries.async_setup_platforms(entry, PLATFORMS)
@callback
def extract_client(func: Callable) -> Callable:
"""Define a decorator to get the correct client for a service call."""
async def wrapper(call: ServiceCall) -> None:
"""Wrap the service function."""
entry_id = async_get_entry_id_for_service_call(hass, call)
client = hass.data[DOMAIN][entry_id][DATA_CLIENT]
try:
async with client:
await func(call, client)
except GuardianError as err:
raise HomeAssistantError(
f"Error while executing {func.__name__}: {err}"
) from err
return wrapper
@extract_client
async def async_disable_ap(call: ServiceCall, client: Client) -> None:
"""Disable the onboard AP."""
await client.wifi.disable_ap()
@extract_client
async def async_enable_ap(call: ServiceCall, client: Client) -> None:
"""Enable the onboard AP."""
await client.wifi.enable_ap()
@extract_client
async def async_pair_sensor(call: ServiceCall, client: Client) -> None:
"""Add a new paired sensor."""
entry_id = async_get_entry_id_for_service_call(hass, call)
paired_sensor_manager = hass.data[DOMAIN][entry_id][DATA_PAIRED_SENSOR_MANAGER]
uid = call.data[CONF_UID]
await client.sensor.pair_sensor(uid)
await paired_sensor_manager.async_pair_sensor(uid)
@extract_client
async def async_reboot(call: ServiceCall, client: Client) -> None:
"""Reboot the valve controller."""
await client.system.reboot()
@extract_client
async def async_reset_valve_diagnostics(call: ServiceCall, client: Client) -> None:
"""Fully reset system motor diagnostics."""
await client.valve.reset()
@extract_client
async def async_unpair_sensor(call: ServiceCall, client: Client) -> None:
"""Remove a paired sensor."""
entry_id = async_get_entry_id_for_service_call(hass, call)
paired_sensor_manager = hass.data[DOMAIN][entry_id][DATA_PAIRED_SENSOR_MANAGER]
uid = call.data[CONF_UID]
await client.sensor.unpair_sensor(uid)
await paired_sensor_manager.async_unpair_sensor(uid)
@extract_client
async def async_upgrade_firmware(call: ServiceCall, client: Client) -> None:
"""Upgrade the device firmware."""
await client.system.upgrade_firmware(
url=call.data[CONF_URL],
port=call.data[CONF_PORT],
filename=call.data[CONF_FILENAME],
)
for service_name, schema, method in (
(SERVICE_NAME_DISABLE_AP, SERVICE_BASE_SCHEMA, async_disable_ap),
(SERVICE_NAME_ENABLE_AP, SERVICE_BASE_SCHEMA, async_enable_ap),
(
SERVICE_NAME_PAIR_SENSOR,
SERVICE_PAIR_UNPAIR_SENSOR_SCHEMA,
async_pair_sensor,
),
(SERVICE_NAME_REBOOT, SERVICE_BASE_SCHEMA, async_reboot),
(
SERVICE_NAME_RESET_VALVE_DIAGNOSTICS,
SERVICE_BASE_SCHEMA,
async_reset_valve_diagnostics,
),
(
SERVICE_NAME_UNPAIR_SENSOR,
SERVICE_PAIR_UNPAIR_SENSOR_SCHEMA,
async_unpair_sensor,
),
(
SERVICE_NAME_UPGRADE_FIRMWARE,
SERVICE_UPGRADE_FIRMWARE_SCHEMA,
async_upgrade_firmware,
),
):
if hass.services.has_service(DOMAIN, service_name):
continue
hass.services.async_register(DOMAIN, service_name, method, schema=schema)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
if unload_ok:
hass.data[DOMAIN].pop(entry.entry_id)
loaded_entries = [
entry
for entry in hass.config_entries.async_entries(DOMAIN)
if entry.state == ConfigEntryState.LOADED
]
if len(loaded_entries) == 1:
# If this is the last loaded instance of Guardian, deregister any services
# defined during integration setup:
for service_name in SERVICES:
hass.services.async_remove(DOMAIN, service_name)
return unload_ok
class PairedSensorManager:
"""Define an object that manages the addition/removal of paired sensors."""
def __init__(
self,
hass: HomeAssistant,
entry: ConfigEntry,
client: Client,
api_lock: asyncio.Lock,
) -> None:
"""Initialize."""
self._api_lock = api_lock
self._client = client
self._entry = entry
self._hass = hass
self._paired_uids: set[str] = set()
async def async_pair_sensor(self, uid: str) -> None:
"""Add a new paired sensor coordinator."""
LOGGER.debug("Adding paired sensor: %s", uid)
self._paired_uids.add(uid)
coordinator = self._hass.data[DOMAIN][self._entry.entry_id][
DATA_COORDINATOR_PAIRED_SENSOR
][uid] = GuardianDataUpdateCoordinator(
self._hass,
client=self._client,
api_name=f"{API_SENSOR_PAIRED_SENSOR_STATUS}_{uid}",
api_coro=lambda: cast(
Awaitable, self._client.sensor.paired_sensor_status(uid)
),
api_lock=self._api_lock,
valve_controller_uid=self._entry.data[CONF_UID],
)
await coordinator.async_request_refresh()
async_dispatcher_send(
self._hass,
SIGNAL_PAIRED_SENSOR_COORDINATOR_ADDED.format(self._entry.data[CONF_UID]),
uid,
)
async def async_process_latest_paired_sensor_uids(self) -> None:
"""Process a list of new UIDs."""
try:
uids = set(
self._hass.data[DOMAIN][self._entry.entry_id][DATA_COORDINATOR][
API_SENSOR_PAIR_DUMP
].data["paired_uids"]
)
except KeyError:
# Sometimes the paired_uids key can fail to exist; the user can't do anything
# about it, so in this case, we quietly abort and return:
return
if uids == self._paired_uids:
return
old = self._paired_uids
new = self._paired_uids = set(uids)
tasks = [self.async_pair_sensor(uid) for uid in new.difference(old)]
tasks += [self.async_unpair_sensor(uid) for uid in old.difference(new)]
if tasks:
await asyncio.gather(*tasks)
async def async_unpair_sensor(self, uid: str) -> None:
"""Remove a paired sensor coordinator."""
LOGGER.debug("Removing paired sensor: %s", uid)
# Clear out objects related to this paired sensor:
self._paired_uids.remove(uid)
self._hass.data[DOMAIN][self._entry.entry_id][
DATA_COORDINATOR_PAIRED_SENSOR
].pop(uid)
# Remove the paired sensor device from the device registry (which will
# clean up entities and the entity registry):
dev_reg = dr.async_get(self._hass)
device = dev_reg.async_get_or_create(
config_entry_id=self._entry.entry_id, identifiers={(DOMAIN, uid)}
)
dev_reg.async_remove_device(device.id)
class GuardianEntity(CoordinatorEntity):
"""Define a base Guardian entity."""
def __init__( # pylint: disable=super-init-not-called
self, entry: ConfigEntry, description: EntityDescription
) -> None:
"""Initialize."""
self._attr_device_info = DeviceInfo(manufacturer="Elexa")
self._attr_extra_state_attributes = {}
self._entry = entry
self.entity_description = description
@callback
def _async_update_from_latest_data(self) -> None:
"""Update the entity.
This should be extended by Guardian platforms.
"""
raise NotImplementedError
class PairedSensorEntity(GuardianEntity):
"""Define a Guardian paired sensor entity."""
def __init__(
self,
entry: ConfigEntry,
coordinator: DataUpdateCoordinator,
description: EntityDescription,
) -> None:
"""Initialize."""
super().__init__(entry, description)
paired_sensor_uid = coordinator.data["uid"]
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, paired_sensor_uid)},
name=f"Guardian Paired Sensor {paired_sensor_uid}",
via_device=(DOMAIN, entry.data[CONF_UID]),
)
self._attr_name = (
f"Guardian Paired Sensor {paired_sensor_uid}: {description.name}"
)
self._attr_unique_id = f"{paired_sensor_uid}_{description.key}"
self.coordinator = coordinator
async def async_added_to_hass(self) -> None:
"""Perform tasks when the entity is added."""
self._async_update_from_latest_data()
class ValveControllerEntity(GuardianEntity):
"""Define a Guardian valve controller entity."""
def __init__(
self,
entry: ConfigEntry,
coordinators: dict[str, DataUpdateCoordinator],
description: EntityDescription,
) -> None:
"""Initialize."""
super().__init__(entry, description)
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, entry.data[CONF_UID])},
model=coordinators[API_SYSTEM_DIAGNOSTICS].data["firmware"],
name=f"Guardian Valve Controller {entry.data[CONF_UID]}",
)
self._attr_name = f"Guardian {entry.data[CONF_UID]}: {description.name}"
self._attr_unique_id = f"{entry.data[CONF_UID]}_{description.key}"
self.coordinators = coordinators
@property
def available(self) -> bool:
"""Return if entity is available."""
return any(
coordinator.last_update_success
for coordinator in self.coordinators.values()
)
async def _async_continue_entity_setup(self) -> None:
"""Perform additional, internal tasks when the entity is about to be added.
This should be extended by Guardian platforms.
"""
raise NotImplementedError
@callback
def async_add_coordinator_update_listener(self, api: str) -> None:
"""Add a listener to a DataUpdateCoordinator based on the API referenced."""
@callback
def update() -> None:
"""Update the entity's state."""
self._async_update_from_latest_data()
self.async_write_ha_state()
self.async_on_remove(self.coordinators[api].async_add_listener(update))
async def async_added_to_hass(self) -> None:
"""Perform tasks when the entity is added."""
await self._async_continue_entity_setup()
self.async_add_coordinator_update_listener(API_SYSTEM_DIAGNOSTICS)
self._async_update_from_latest_data()
async def async_update(self) -> None:
"""Update the entity.
Only used by the generic entity update service.
"""
# Ignore manual update requests if the entity is disabled
if not self.enabled:
return
refresh_tasks = [
coordinator.async_request_refresh()
for coordinator in self.coordinators.values()
]
await asyncio.gather(*refresh_tasks)