blakeblackshear.frigate/frigate/config/camera/updater.py
Josh Hawkins a8404d6ee1 Dynamically enable/disable GenAI (#19139)
* config

* dispatcher and mqtt

* docs

* use config updater

* add switch to frontend
2025-08-07 20:58:33 -06:00

145 lines
4.8 KiB
Python

"""Convenience classes for updating configurations dynamically."""
from dataclasses import dataclass
from enum import Enum
from typing import Any
from frigate.comms.config_updater import ConfigPublisher, ConfigSubscriber
from frigate.config import CameraConfig, FrigateConfig
class CameraConfigUpdateEnum(str, Enum):
"""Supported camera config update types."""
add = "add" # for adding a camera
audio = "audio"
audio_transcription = "audio_transcription"
birdseye = "birdseye"
detect = "detect"
enabled = "enabled"
genai = "genai"
motion = "motion" # includes motion and motion masks
notifications = "notifications"
objects = "objects"
record = "record"
remove = "remove" # for removing a camera
review = "review"
semantic_search = "semantic_search" # for semantic search triggers
snapshots = "snapshots"
zones = "zones"
@dataclass
class CameraConfigUpdateTopic:
update_type: CameraConfigUpdateEnum
camera: str
@property
def topic(self) -> str:
return f"config/cameras/{self.camera}/{self.update_type.name}"
class CameraConfigUpdatePublisher:
def __init__(self):
self.publisher = ConfigPublisher()
def publish_update(self, topic: CameraConfigUpdateTopic, config: Any) -> None:
self.publisher.publish(topic.topic, config)
def stop(self) -> None:
self.publisher.stop()
class CameraConfigUpdateSubscriber:
def __init__(
self,
config: FrigateConfig | None,
camera_configs: dict[str, CameraConfig],
topics: list[CameraConfigUpdateEnum],
):
self.config = config
self.camera_configs = camera_configs
self.topics = topics
base_topic = "config/cameras"
if len(self.camera_configs) == 1:
base_topic += f"/{list(self.camera_configs.keys())[0]}"
self.subscriber = ConfigSubscriber(
base_topic,
exact=False,
)
def __update_config(
self, camera: str, update_type: CameraConfigUpdateEnum, updated_config: Any
) -> None:
if update_type == CameraConfigUpdateEnum.add:
self.config.cameras[camera] = updated_config
self.camera_configs[camera] = updated_config
return
elif update_type == CameraConfigUpdateEnum.remove:
self.config.cameras.pop(camera)
self.camera_configs.pop(camera)
return
config = self.camera_configs.get(camera)
if not config:
return
if update_type == CameraConfigUpdateEnum.audio:
config.audio = updated_config
elif update_type == CameraConfigUpdateEnum.audio_transcription:
config.audio_transcription = updated_config
elif update_type == CameraConfigUpdateEnum.birdseye:
config.birdseye = updated_config
elif update_type == CameraConfigUpdateEnum.detect:
config.detect = updated_config
elif update_type == CameraConfigUpdateEnum.enabled:
config.enabled = updated_config
elif update_type == CameraConfigUpdateEnum.genai:
config.genai = updated_config
elif update_type == CameraConfigUpdateEnum.motion:
config.motion = updated_config
elif update_type == CameraConfigUpdateEnum.notifications:
config.notifications = updated_config
elif update_type == CameraConfigUpdateEnum.objects:
config.objects = updated_config
elif update_type == CameraConfigUpdateEnum.record:
config.record = updated_config
elif update_type == CameraConfigUpdateEnum.review:
config.review = updated_config
elif update_type == CameraConfigUpdateEnum.semantic_search:
config.semantic_search = updated_config
elif update_type == CameraConfigUpdateEnum.snapshots:
config.snapshots = updated_config
elif update_type == CameraConfigUpdateEnum.zones:
config.zones = updated_config
def check_for_updates(self) -> dict[str, list[str]]:
updated_topics: dict[str, list[str]] = {}
# get all updates available
while True:
update_topic, update_config = self.subscriber.check_for_update()
if update_topic is None or update_config is None:
break
_, _, camera, raw_type = update_topic.split("/")
update_type = CameraConfigUpdateEnum[raw_type]
if update_type in self.topics:
if update_type.name in updated_topics:
updated_topics[update_type.name].append(camera)
else:
updated_topics[update_type.name] = [camera]
self.__update_config(camera, update_type, update_config)
return updated_topics
def stop(self) -> None:
self.subscriber.stop()