mirror of https://github.com/home-assistant/core
134 lines
4.1 KiB
Python
134 lines
4.1 KiB
Python
"""Support for getting the disk temperature of a host."""
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from __future__ import annotations
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from datetime import timedelta
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import logging
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import socket
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from telnetlib import Telnet # pylint: disable=deprecated-module
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from typing import Any
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import voluptuous as vol
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from homeassistant.components.sensor import (
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PLATFORM_SCHEMA as SENSOR_PLATFORM_SCHEMA,
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SensorDeviceClass,
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SensorEntity,
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)
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from homeassistant.const import (
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CONF_DISKS,
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CONF_HOST,
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CONF_NAME,
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CONF_PORT,
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UnitOfTemperature,
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)
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from homeassistant.core import HomeAssistant
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import homeassistant.helpers.config_validation as cv
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
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_LOGGER = logging.getLogger(__name__)
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ATTR_DEVICE = "device"
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ATTR_MODEL = "model"
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DEFAULT_HOST = "localhost"
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DEFAULT_PORT = 7634
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DEFAULT_NAME = "HD Temperature"
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DEFAULT_TIMEOUT = 5
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SCAN_INTERVAL = timedelta(minutes=1)
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PLATFORM_SCHEMA = SENSOR_PLATFORM_SCHEMA.extend(
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{
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vol.Optional(CONF_DISKS, default=[]): vol.All(cv.ensure_list, [cv.string]),
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vol.Optional(CONF_HOST, default=DEFAULT_HOST): cv.string,
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vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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}
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)
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def setup_platform(
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hass: HomeAssistant,
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config: ConfigType,
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add_entities: AddEntitiesCallback,
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discovery_info: DiscoveryInfoType | None = None,
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) -> None:
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"""Set up the HDDTemp sensor."""
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name = config.get(CONF_NAME)
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host = config.get(CONF_HOST)
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port = config.get(CONF_PORT)
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disks = config.get(CONF_DISKS)
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hddtemp = HddTempData(host, port)
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hddtemp.update()
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if not disks:
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disks = [next(iter(hddtemp.data)).split("|")[0]]
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add_entities((HddTempSensor(name, disk, hddtemp) for disk in disks), True)
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class HddTempSensor(SensorEntity):
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"""Representation of a HDDTemp sensor."""
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_attr_device_class = SensorDeviceClass.TEMPERATURE
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def __init__(self, name, disk, hddtemp):
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"""Initialize a HDDTemp sensor."""
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self.hddtemp = hddtemp
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self.disk = disk
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self._attr_name = f"{name} {disk}"
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self._details = None
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@property
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def extra_state_attributes(self) -> dict[str, Any] | None:
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"""Return the state attributes of the sensor."""
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if self._details is not None:
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return {ATTR_DEVICE: self._details[0], ATTR_MODEL: self._details[1]}
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return None
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def update(self) -> None:
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"""Get the latest data from HDDTemp daemon and updates the state."""
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self.hddtemp.update()
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if self.hddtemp.data and self.disk in self.hddtemp.data:
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self._details = self.hddtemp.data[self.disk].split("|")
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self._attr_native_value = self._details[2]
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if self._details is not None and self._details[3] == "F":
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self._attr_native_unit_of_measurement = UnitOfTemperature.FAHRENHEIT
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else:
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self._attr_native_unit_of_measurement = UnitOfTemperature.CELSIUS
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else:
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self._attr_native_value = None
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class HddTempData:
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"""Get the latest data from HDDTemp and update the states."""
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def __init__(self, host, port):
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"""Initialize the data object."""
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self.host = host
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self.port = port
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self.data = None
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def update(self):
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"""Get the latest data from HDDTemp running as daemon."""
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try:
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connection = Telnet(host=self.host, port=self.port, timeout=DEFAULT_TIMEOUT)
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data = (
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connection.read_all()
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.decode("ascii")
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.lstrip("|")
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.rstrip("|")
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.split("||")
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)
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self.data = {data[i].split("|")[0]: data[i] for i in range(0, len(data), 1)}
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except ConnectionRefusedError:
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_LOGGER.error("HDDTemp is not available at %s:%s", self.host, self.port)
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self.data = None
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except socket.gaierror:
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_LOGGER.error("HDDTemp host not found %s:%s", self.host, self.port)
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self.data = None
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