Use HassKey in ping (#130973)

homeassistant/components/ping/__init__.py

@@ -2,7 +2,6 @@
 
 from __future__ import annotations
 
-from dataclasses import dataclass
 import logging
 
 from icmplib import SocketPermissionError, async_ping
@@ -12,6 +11,7 @@ from homeassistant.const import CONF_HOST, Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.typing import ConfigType
+from homeassistant.util.hass_dict import HassKey
 
 from .const import CONF_PING_COUNT, DOMAIN
 from .coordinator import PingUpdateCoordinator
@@ -21,13 +21,7 @@ _LOGGER = logging.getLogger(__name__)
 
 CONFIG_SCHEMA = cv.config_entry_only_config_schema(DOMAIN)
 PLATFORMS = [Platform.BINARY_SENSOR, Platform.DEVICE_TRACKER, Platform.SENSOR]
-
-
-@dataclass(slots=True)
-class PingDomainData:
-    """Dataclass to store privileged status."""
-
-    privileged: bool | None
+DATA_PRIVILEGED_KEY: HassKey[bool | None] = HassKey(DOMAIN)
 
 
 type PingConfigEntry = ConfigEntry[PingUpdateCoordinator]
@@ -35,29 +29,25 @@ type PingConfigEntry = ConfigEntry[PingUpdateCoordinator]
 
 async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     """Set up the ping integration."""
-
-    hass.data[DOMAIN] = PingDomainData(
-        privileged=await _can_use_icmp_lib_with_privilege(),
-    )
+    hass.data[DATA_PRIVILEGED_KEY] = await _can_use_icmp_lib_with_privilege()
 
     return True
 
 
 async def async_setup_entry(hass: HomeAssistant, entry: PingConfigEntry) -> bool:
     """Set up Ping (ICMP) from a config entry."""
-
-    data: PingDomainData = hass.data[DOMAIN]
+    privileged = hass.data[DATA_PRIVILEGED_KEY]
 
     host: str = entry.options[CONF_HOST]
     count: int = int(entry.options[CONF_PING_COUNT])
     ping_cls: type[PingDataICMPLib | PingDataSubProcess]
-    if data.privileged is None:
+    if privileged is None:
         ping_cls = PingDataSubProcess
     else:
         ping_cls = PingDataICMPLib
 
     coordinator = PingUpdateCoordinator(
-        hass=hass, ping=ping_cls(hass, host, count, data.privileged)
+        hass=hass, ping=ping_cls(hass, host, count, privileged)
     )
     await coordinator.async_config_entry_first_refresh()