diagnostics.py

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"""Diagnostics support for Asuswrt."""
 
from __future__ import annotations
 
from typing import Any
 
import attr
 
from homeassistant.components.diagnostics import async_redact_data
from homeassistant.const import (
    ATTR_CONNECTIONS,
    ATTR_IDENTIFIERS,
    CONF_PASSWORD,
    CONF_UNIQUE_ID,
    CONF_USERNAME,
)
from homeassistant.core import HomeAssistant
from homeassistant.helpers import device_registry as dr, entity_registry as er
 
from . import AsusWrtConfigEntry
 
TO_REDACT = {CONF_PASSWORD, CONF_UNIQUE_ID, CONF_USERNAME}
TO_REDACT_DEV = {ATTR_CONNECTIONS, ATTR_IDENTIFIERS}
 
 
async def async_get_config_entry_diagnostics(
    hass: HomeAssistant, entry: AsusWrtConfigEntry
) -> dict[str, dict[str, Any]]:
    """Return diagnostics for a config entry."""
    data = {"entry": async_redact_data(entry.as_dict(), TO_REDACT)}
 
    router = entry.runtime_data
 
    # Gather information how this AsusWrt device is represented in Home Assistant
    device_registry = dr.async_get(hass)
    entity_registry = er.async_get(hass)
    hass_device = device_registry.async_get_device(
        identifiers=router.device_info[ATTR_IDENTIFIERS]
    )
    if not hass_device:
        return data
 
    data["device"] = {
        **async_redact_data(attr.asdict(hass_device), TO_REDACT_DEV),
        "entities": {},
        "tracked_devices": [],
    }
 
    hass_entities = er.async_entries_for_device(
        entity_registry,
        device_id=hass_device.id,
        include_disabled_entities=True,
    )
 
    for entity_entry in hass_entities:
        state = hass.states.get(entity_entry.entity_id)
        state_dict = None
        if state:
            state_dict = dict(state.as_dict())
            # The entity_id is already provided at root level.
            state_dict.pop("entity_id", None)
            # The context doesn't provide useful information in this case.
            state_dict.pop("context", None)
 
        data["device"]["entities"][entity_entry.entity_id] = {
            **async_redact_data(
                attr.asdict(
                    entity_entry, filter=lambda attr, value: attr.name != "entity_id"
                ),
                TO_REDACT,
            ),
            "state": state_dict,
        }
 
    for device in router.devices.values():
        data["device"]["tracked_devices"].append(
            {
                "name": device.name or "Unknown device",
                "ip_address": device.ip_address,
                "last_activity": device.last_activity,
            }
        )
 
    return data