353 lines
11 KiB
Python
353 lines
11 KiB
Python
"""Spook - Your homie."""
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from __future__ import annotations
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from typing import TYPE_CHECKING, Any
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from homeassistant.components import automation
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from homeassistant.const import EVENT_COMPONENT_LOADED, EVENT_STATE_CHANGED
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from homeassistant.core import Event, callback
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from homeassistant.helpers import entity_registry as er
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from ....action_extraction import (
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async_extract_entities_from_action_config,
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async_extract_entities_from_value,
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)
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from ....entity_filtering import async_get_all_entity_ids, async_get_all_services
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from ....repairs import AbstractSpookEntityComponentUnknownReferencesRepair
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from ....template_extraction import (
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KNOWN_DOMAINS,
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async_extract_entities_from_config,
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async_filter_known_entity_ids_with_templates,
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)
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if TYPE_CHECKING:
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from collections.abc import Mapping
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from homeassistant.core import HomeAssistant
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async def extract_template_entities_from_automation_entity(
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hass: HomeAssistant,
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entity: Any,
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known_services: set[str] | None = None,
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) -> set[str]:
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"""Extract entities from automation configuration using Template analysis.
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This function finds template strings in automation configuration and creates
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Template objects to extract entity references using Template.async_render_to_info().
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This provides more comprehensive entity detection than regex-based parsing alone.
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"""
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# Get the automation configuration
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config = None
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if hasattr(entity, "raw_config") and entity.raw_config:
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config = entity.raw_config
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else:
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return set()
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return await async_extract_entities_from_config(hass, config, known_services)
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async def extract_entities_from_automation_config(
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hass: HomeAssistant,
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config: dict[str, Any],
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known_services: set[str] | None = None,
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) -> set[str]:
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"""Extract entity IDs from automation configuration.
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``known_services`` is built once per inspection and handed down, because
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building it flattens every service Home Assistant has and the walk below
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passes a lot of template strings. See
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`action_extraction.async_extract_entities_from_action_config`.
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"""
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entities = set()
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if not isinstance(config, dict):
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return entities
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if known_services is None:
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known_services = async_get_all_services(hass)
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# Extract entities from trigger config
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for key in ("trigger", "triggers"):
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if key in config:
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entities.update(
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await extract_entities_from_trigger_config(
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hass, config[key], known_services
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)
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)
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# Extract entities from condition config
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for key in ("condition", "conditions"):
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if key in config:
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entities.update(
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await extract_entities_from_condition_config(
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hass, config[key], known_services
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)
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)
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# Extract entities from action config
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for key in ("action", "actions"):
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if key in config:
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entities.update(
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await async_extract_entities_from_action_config(
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hass, config[key], known_services=known_services
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)
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)
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return entities
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async def _entities_from_reference_fields(
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hass: HomeAssistant,
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config: dict[str, Any],
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known_services: set[str],
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) -> set[str]:
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"""Extract entities from the config keys that name a reference.
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``zone`` is in here because a zone trigger and a zone condition both name
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one, and it is read exactly like the others.
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"""
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entities = set()
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for key in ("entity_id", "device_id", "zone"):
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if key in config:
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entities.update(
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await async_extract_entities_from_value(
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hass, config[key], known_services=known_services
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)
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)
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return entities
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# Where an event trigger keeps what it matches on, rather than what it needs.
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_EVENT_PAYLOAD_KEYS = frozenset({"event_data", "event_data_template"})
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async def extract_entities_from_trigger_config(
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hass: HomeAssistant,
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config: dict[str, Any] | list,
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known_services: set[str] | None = None,
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) -> set[str]:
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"""Extract entity IDs from trigger configuration."""
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entities = set()
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if not config:
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return entities
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if known_services is None:
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known_services = async_get_all_services(hass)
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if isinstance(config, list):
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for item in config:
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entities.update(
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await extract_entities_from_trigger_config(hass, item, known_services)
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)
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return entities
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if not isinstance(config, dict):
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return entities
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entities.update(await _entities_from_reference_fields(hass, config, known_services))
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payload_keys = _payload_keys_to_leave_alone(config)
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# Extract from nested configs
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for key, value in config.items():
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if key in payload_keys:
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continue
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if isinstance(value, (dict, list)):
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entities.update(
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await extract_entities_from_trigger_config(hass, value, known_services)
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)
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return entities
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def _payload_keys_to_leave_alone(config: dict[str, Any]) -> frozenset[str]:
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"""Return the event payload keys that hold data rather than references.
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An `entity_id` inside `event_data` is a reference when the event comes
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from an integration that means it that way, `timer.finished` being the
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usual one. On somebody's own event it is whatever the sender put there,
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and reporting that as a missing entity is a repair about an automation
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that works perfectly well.
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Told apart by the event type: one named after a domain comes from that
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integration, anything else is somebody's own.
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"""
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event_types = config.get("event_type")
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if event_types is None:
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return frozenset()
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if isinstance(event_types, str):
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event_types = [event_types]
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for event_type in event_types:
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if not isinstance(event_type, str):
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continue
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domain, dot, _ = event_type.partition(".")
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if dot and domain in KNOWN_DOMAINS:
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return frozenset()
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return _EVENT_PAYLOAD_KEYS
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def extract_event_types_from_trigger_config(config: dict[str, Any] | list) -> set[str]:
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"""Extract event types from trigger configuration."""
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event_types = set()
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if not config:
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return event_types
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if isinstance(config, list):
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for item in config:
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event_types.update(extract_event_types_from_trigger_config(item))
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return event_types
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if not isinstance(config, dict):
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return event_types
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value = config.get("event_type")
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if isinstance(value, str):
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event_types.add(value)
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elif isinstance(value, list):
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event_types.update(item for item in value if isinstance(item, str))
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for value in config.values():
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if isinstance(value, (dict, list)):
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event_types.update(extract_event_types_from_trigger_config(value))
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return event_types
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async def extract_entities_from_condition_config(
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hass: HomeAssistant,
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config: dict[str, Any] | list,
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known_services: set[str] | None = None,
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) -> set[str]:
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"""Extract entity IDs from condition configuration."""
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entities = set()
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if not config:
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return entities
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if known_services is None:
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known_services = async_get_all_services(hass)
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if isinstance(config, list):
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for item in config:
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entities.update(
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await extract_entities_from_condition_config(hass, item, known_services)
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)
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return entities
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if not isinstance(config, dict):
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return entities
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entities.update(await _entities_from_reference_fields(hass, config, known_services))
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# Extract from nested configs
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for value in config.values():
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if isinstance(value, (dict, list)):
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entities.update(
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await extract_entities_from_condition_config(
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hass, value, known_services
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)
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)
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return entities
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class SpookRepair(AbstractSpookEntityComponentUnknownReferencesRepair):
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"""Spook repair tries to find unknown referenced entity in automations."""
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domain = automation.DOMAIN
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repair = "automation_unknown_entity_references"
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inspect_events = {
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EVENT_COMPONENT_LOADED,
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er.EVENT_ENTITY_REGISTRY_UPDATED,
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}
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inspect_config_entry_changed = True
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inspect_on_reload = True
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unavailable_entity_class = automation.UnavailableAutomationEntity
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entity_label = "automation"
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reference_label = "entities"
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references_are_entities = True
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edit_url_pattern = "/config/automation/edit/{unique_id}"
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_known_entity_ids: set[str]
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_known_services: set[str]
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async def async_activate(self) -> None:
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"""Activate the repair."""
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await super().async_activate()
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@callback
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def _state_entity_changed(event_data: Mapping[str, Any]) -> bool:
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"""Return if a state entity was added or removed."""
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return (
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event_data.get("old_state") is None
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or event_data.get("new_state") is None
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)
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@callback
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def _async_call_inspect_debouncer(_: Event) -> None:
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"""Trigger an inspection when a state entity is added or removed."""
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self.inspect_debouncer.async_schedule_call()
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self._event_subs.add(
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self.hass.bus.async_listen(
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EVENT_STATE_CHANGED,
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_async_call_inspect_debouncer,
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event_filter=_state_entity_changed,
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),
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)
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async def _async_setup_inspection(self) -> None:
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"""Cache what every automation in this cycle needs looked up.
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The service set is in here for the same reason as the entity ids:
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building it flattens every service Home Assistant has, and it is the
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same answer for every automation in one pass.
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"""
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self._known_entity_ids = async_get_all_entity_ids(
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self.hass, include_all_none=True
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)
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self._known_services = async_get_all_services(self.hass)
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def _should_inspect_entity(self, entity: Any) -> bool:
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"""Skip disabled automations."""
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return entity.enabled
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async def _async_compute_unknown_references(self, entity: Any) -> set[str]:
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"""Return unknown entity IDs referenced by ``entity`` (incl. templates)."""
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all_entities = set(entity.referenced_entities)
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# Also extract entities directly from raw configuration if available
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if hasattr(entity, "raw_config") and entity.raw_config:
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all_entities.update(
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await extract_entities_from_automation_config(
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self.hass, entity.raw_config, self._known_services
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)
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)
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for key in ("trigger", "triggers"):
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all_entities.difference_update(
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extract_event_types_from_trigger_config(entity.raw_config.get(key))
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)
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# Extract entities from Template objects within the automation entity
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all_entities.update(
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await extract_template_entities_from_automation_entity(
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self.hass, entity, self._known_services
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)
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)
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return await async_filter_known_entity_ids_with_templates(
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self.hass,
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entity_ids=all_entities,
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known_entity_ids=self._known_entity_ids,
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)
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