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core/homeassistant/components/diagnostics/util.py
T

91 lines
2.7 KiB
Python

"""Diagnostic utilities."""
from collections.abc import Iterable, Mapping
from typing import Any, cast, overload
import attr
from homeassistant.core import callback
from homeassistant.helpers.device_registry import DeviceEntry
from homeassistant.helpers.entity_registry import RegistryEntry
from .const import REDACTED
@overload
def async_redact_data(data: Mapping, to_redact: Iterable[Any]) -> dict: ...
@overload
def async_redact_data[_T](data: _T, to_redact: Iterable[Any]) -> _T: ...
@callback
def async_redact_data[_T](data: _T, to_redact: Iterable[Any]) -> _T:
"""Redact sensitive data in a dict."""
if not isinstance(data, (Mapping, list)):
return data
if isinstance(data, list):
return cast(_T, [async_redact_data(val, to_redact) for val in data])
redacted = {**data}
for key, value in redacted.items():
if value is None:
continue
if isinstance(value, str) and not value:
continue
if key in to_redact:
redacted[key] = REDACTED
elif isinstance(value, Mapping):
redacted[key] = async_redact_data(value, to_redact)
elif isinstance(value, list):
redacted[key] = [async_redact_data(item, to_redact) for item in value]
return cast(_T, redacted)
# DeviceEntry attributes that are internal bookkeeping and must not be exposed in
# diagnostics. Underscore attributes (_cache, _suggested_area, and the transient
# _pending_move / _composite_subentries) are excluded separately by _device_entry_filter.
# The composite-device migration attributes below can be removed in HA Core 2027.8.
_INTERNAL_DEVICE_ENTRY_ATTRIBUTES = (
"composite_device_id",
"composite_primary_config_entry",
"has_composite_identifiers",
"split_at",
)
def _device_entry_filter(a: attr.Attribute, _: Any) -> bool:
return (
not a.name.startswith("_") and a.name not in _INTERNAL_DEVICE_ENTRY_ATTRIBUTES
)
@callback
def device_entry_as_dict(entry: DeviceEntry) -> dict[str, Any]:
"""Convert a device registry entry to a dict for diagnostics.
This excludes internal fields that should not be exposed in diagnostics.
"""
return attr.asdict(entry, filter=_device_entry_filter)
def _entity_entry_filter(a: attr.Attribute, _: Any) -> bool:
return a.name not in (
"_cache",
"compat_aliases",
"original_name_unprefixed",
)
@callback
def entity_entry_as_dict(entry: RegistryEntry) -> dict[str, Any]:
"""Convert an entity registry entry to a dict for diagnostics.
This excludes internal fields that should not be exposed in diagnostics.
"""
return attr.asdict(entry, filter=_entity_entry_filter)