core/homeassistant/components/onewire/sensor.py

440 lines
16 KiB
Python

"""Support for 1-Wire environment sensors."""
from __future__ import annotations
from collections.abc import Callable, Mapping
import copy
from dataclasses import dataclass
import logging
import os
from types import MappingProxyType
from typing import Any
from pyownet import protocol
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
LIGHT_LUX,
PERCENTAGE,
UnitOfElectricPotential,
UnitOfPressure,
UnitOfTemperature,
)
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import StateType
from .const import (
DEVICE_KEYS_0_3,
DEVICE_KEYS_A_B,
DOMAIN,
OPTION_ENTRY_DEVICE_OPTIONS,
OPTION_ENTRY_SENSOR_PRECISION,
PRECISION_MAPPING_FAMILY_28,
READ_MODE_FLOAT,
READ_MODE_INT,
)
from .onewire_entities import OneWireEntity, OneWireEntityDescription
from .onewirehub import OneWireHub
@dataclass
class OneWireSensorEntityDescription(OneWireEntityDescription, SensorEntityDescription):
"""Class describing OneWire sensor entities."""
override_key: Callable[[str, Mapping[str, Any]], str] | None = None
def _get_sensor_precision_family_28(device_id: str, options: Mapping[str, Any]) -> str:
"""Get precision form config flow options."""
precision: str = (
options.get(OPTION_ENTRY_DEVICE_OPTIONS, {})
.get(device_id, {})
.get(OPTION_ENTRY_SENSOR_PRECISION, "temperature")
)
if precision in PRECISION_MAPPING_FAMILY_28:
return precision
_LOGGER.warning(
"Invalid sensor precision `%s` for device `%s`: reverting to default",
precision,
device_id,
)
return "temperature"
SIMPLE_TEMPERATURE_SENSOR_DESCRIPTION = OneWireSensorEntityDescription(
key="temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
)
_LOGGER = logging.getLogger(__name__)
DEVICE_SENSORS: dict[str, tuple[OneWireSensorEntityDescription, ...]] = {
"10": (SIMPLE_TEMPERATURE_SENSOR_DESCRIPTION,),
"12": (
OneWireSensorEntityDescription(
key="TAI8570/temperature",
device_class=SensorDeviceClass.TEMPERATURE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="TAI8570/pressure",
device_class=SensorDeviceClass.PRESSURE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfPressure.MBAR,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
),
"22": (SIMPLE_TEMPERATURE_SENSOR_DESCRIPTION,),
"26": (
SIMPLE_TEMPERATURE_SENSOR_DESCRIPTION,
OneWireSensorEntityDescription(
key="humidity",
device_class=SensorDeviceClass.HUMIDITY,
entity_registry_enabled_default=False,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="HIH3600/humidity",
device_class=SensorDeviceClass.HUMIDITY,
entity_registry_enabled_default=False,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="humidity_hih3600",
),
OneWireSensorEntityDescription(
key="HIH4000/humidity",
device_class=SensorDeviceClass.HUMIDITY,
entity_registry_enabled_default=False,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="humidity_hih4000",
),
OneWireSensorEntityDescription(
key="HIH5030/humidity",
device_class=SensorDeviceClass.HUMIDITY,
entity_registry_enabled_default=False,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="humidity_hih5030",
),
OneWireSensorEntityDescription(
key="HTM1735/humidity",
device_class=SensorDeviceClass.HUMIDITY,
entity_registry_enabled_default=False,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="humidity_htm1735",
),
OneWireSensorEntityDescription(
key="B1-R1-A/pressure",
device_class=SensorDeviceClass.PRESSURE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfPressure.MBAR,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="S3-R1-A/illuminance",
device_class=SensorDeviceClass.ILLUMINANCE,
entity_registry_enabled_default=False,
native_unit_of_measurement=LIGHT_LUX,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="VAD",
device_class=SensorDeviceClass.VOLTAGE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfElectricPotential.VOLT,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="voltage_vad",
),
OneWireSensorEntityDescription(
key="VDD",
device_class=SensorDeviceClass.VOLTAGE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfElectricPotential.VOLT,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="voltage_vdd",
),
OneWireSensorEntityDescription(
key="vis",
device_class=SensorDeviceClass.VOLTAGE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfElectricPotential.VOLT,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="voltage_vis",
),
),
"28": (
OneWireSensorEntityDescription(
key="temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
override_key=_get_sensor_precision_family_28,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
),
"30": (
SIMPLE_TEMPERATURE_SENSOR_DESCRIPTION,
OneWireSensorEntityDescription(
key="typeX/temperature",
device_class=SensorDeviceClass.TEMPERATURE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
read_mode=READ_MODE_FLOAT,
override_key=lambda d, o: "typeK/temperature",
state_class=SensorStateClass.MEASUREMENT,
translation_key="thermocouple_temperature_k",
),
OneWireSensorEntityDescription(
key="volt",
device_class=SensorDeviceClass.VOLTAGE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfElectricPotential.VOLT,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="vis",
device_class=SensorDeviceClass.VOLTAGE,
entity_registry_enabled_default=False,
native_unit_of_measurement=UnitOfElectricPotential.VOLT,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="voltage_vis_gradient",
),
),
"3B": (SIMPLE_TEMPERATURE_SENSOR_DESCRIPTION,),
"42": (SIMPLE_TEMPERATURE_SENSOR_DESCRIPTION,),
"1D": tuple(
OneWireSensorEntityDescription(
key=f"counter.{id}",
native_unit_of_measurement="count",
read_mode=READ_MODE_INT,
state_class=SensorStateClass.TOTAL_INCREASING,
translation_key=f"counter_{id.lower()}",
)
for id in DEVICE_KEYS_A_B
),
}
# EF sensors are usually hobbyboards specialized sensors.
HOBBYBOARD_EF: dict[str, tuple[OneWireSensorEntityDescription, ...]] = {
"HobbyBoards_EF": (
OneWireSensorEntityDescription(
key="humidity/humidity_corrected",
device_class=SensorDeviceClass.HUMIDITY,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="humidity/humidity_raw",
device_class=SensorDeviceClass.HUMIDITY,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key="humidity_raw",
),
OneWireSensorEntityDescription(
key="humidity/temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
),
"HB_MOISTURE_METER": tuple(
OneWireSensorEntityDescription(
key=f"moisture/sensor.{id}",
device_class=SensorDeviceClass.PRESSURE,
native_unit_of_measurement=UnitOfPressure.CBAR,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
translation_key=f"moisture_{id}",
)
for id in DEVICE_KEYS_0_3
),
}
# 7E sensors are special sensors by Embedded Data Systems
EDS_SENSORS: dict[str, tuple[OneWireSensorEntityDescription, ...]] = {
"EDS0066": (
OneWireSensorEntityDescription(
key="EDS0066/temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="EDS0066/pressure",
device_class=SensorDeviceClass.PRESSURE,
native_unit_of_measurement=UnitOfPressure.MBAR,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
),
"EDS0068": (
OneWireSensorEntityDescription(
key="EDS0068/temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="EDS0068/pressure",
device_class=SensorDeviceClass.PRESSURE,
native_unit_of_measurement=UnitOfPressure.MBAR,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="EDS0068/light",
device_class=SensorDeviceClass.ILLUMINANCE,
native_unit_of_measurement=LIGHT_LUX,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
OneWireSensorEntityDescription(
key="EDS0068/humidity",
device_class=SensorDeviceClass.HUMIDITY,
native_unit_of_measurement=PERCENTAGE,
read_mode=READ_MODE_FLOAT,
state_class=SensorStateClass.MEASUREMENT,
),
),
}
def get_sensor_types(
device_sub_type: str,
) -> dict[str, tuple[OneWireSensorEntityDescription, ...]]:
"""Return the proper info array for the device type."""
if "HobbyBoard" in device_sub_type:
return HOBBYBOARD_EF
if "EDS" in device_sub_type:
return EDS_SENSORS
return DEVICE_SENSORS
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up 1-Wire platform."""
onewire_hub = hass.data[DOMAIN][config_entry.entry_id]
entities = await hass.async_add_executor_job(
get_entities, onewire_hub, config_entry.options
)
async_add_entities(entities, True)
def get_entities(
onewire_hub: OneWireHub, options: MappingProxyType[str, Any]
) -> list[OneWireSensor]:
"""Get a list of entities."""
if not onewire_hub.devices:
return []
entities: list[OneWireSensor] = []
assert onewire_hub.owproxy
for device in onewire_hub.devices:
family = device.family
device_type = device.type
device_id = device.id
device_info = device.device_info
device_sub_type = "std"
device_path = device.path
if "EF" in family:
device_sub_type = "HobbyBoard"
family = device_type
elif "7E" in family:
device_sub_type = "EDS"
family = device_type
if family not in get_sensor_types(device_sub_type):
continue
for description in get_sensor_types(device_sub_type)[family]:
if description.key.startswith("moisture/"):
s_id = description.key.split(".")[1]
is_leaf = int(
onewire_hub.owproxy.read(
f"{device_path}moisture/is_leaf.{s_id}"
).decode()
)
if is_leaf:
description = copy.deepcopy(description)
description.device_class = SensorDeviceClass.HUMIDITY
description.native_unit_of_measurement = PERCENTAGE
description.translation_key = f"wetness_{s_id}"
_LOGGER.info(description.translation_key)
override_key = None
if description.override_key:
override_key = description.override_key(device_id, options)
device_file = os.path.join(
os.path.split(device.path)[0],
override_key or description.key,
)
if family == "12":
# We need to check if there is TAI8570 plugged in
try:
onewire_hub.owproxy.read(device_file)
except protocol.OwnetError as err:
_LOGGER.debug(
"Ignoring unreachable sensor %s",
device_file,
exc_info=err,
)
continue
entities.append(
OneWireSensor(
description=description,
device_id=device_id,
device_file=device_file,
device_info=device_info,
owproxy=onewire_hub.owproxy,
)
)
return entities
class OneWireSensor(OneWireEntity, SensorEntity):
"""Implementation of a 1-Wire sensor."""
entity_description: OneWireSensorEntityDescription
@property
def native_value(self) -> StateType:
"""Return the state of the entity."""
return self._state