Use inter process communication to write recordings into the DB

frigate/app.py

@@ -293,6 +293,7 @@ class FrigateApp:
             name="recording_manager",
             args=(
                 self.config,
+                self.inter_process_queue,
                 self.object_recordings_info_queue,
                 self.audio_recordings_info_queue,
                 self.feature_metrics,

frigate/comms/dispatcher.py

@@ -5,6 +5,8 @@ from abc import ABC, abstractmethod
 from typing import Any, Callable
 
 from frigate.config import FrigateConfig
+from frigate.const import INSERT_MANY_RECORDINGS
+from frigate.models import Recordings
 from frigate.ptz.onvif import OnvifCommandEnum, OnvifController
 from frigate.types import CameraMetricsTypes, FeatureMetricsTypes, PTZMetricsTypes
 from frigate.util.services import restart_frigate
@@ -86,6 +88,8 @@ class Dispatcher:
                 return
         elif topic == "restart":
             restart_frigate()
+        elif topic == INSERT_MANY_RECORDINGS:
+            Recordings.insert_many(payload).execute()
         else:
             self.publish(topic, payload, retain=False)
 

frigate/const.py

@@ -47,3 +47,7 @@ DRIVER_INTEL_iHD = "iHD"
 
 MAX_SEGMENT_DURATION = 600
 MAX_PLAYLIST_SECONDS = 7200  # support 2 hour segments for a single playlist to account for cameras with inconsistent segment times
+
+# Internal Comms Topics
+
+INSERT_MANY_RECORDINGS = "insert_many_recordings"

frigate/record/maintainer.py

@@ -18,7 +18,7 @@ import numpy as np
 import psutil
 
 from frigate.config import FrigateConfig, RetainModeEnum
-from frigate.const import CACHE_DIR, MAX_SEGMENT_DURATION, RECORD_DIR
+from frigate.const import CACHE_DIR, INSERT_MANY_RECORDINGS, MAX_SEGMENT_DURATION, RECORD_DIR
 from frigate.models import Event, Recordings
 from frigate.types import FeatureMetricsTypes
 from frigate.util.image import area
@@ -50,6 +50,7 @@ class RecordingMaintainer(threading.Thread):
     def __init__(
         self,
         config: FrigateConfig,
+        inter_process_queue: mp.Queue,
         object_recordings_info_queue: mp.Queue,
         audio_recordings_info_queue: Optional[mp.Queue],
         process_info: dict[str, FeatureMetricsTypes],
@@ -58,6 +59,7 @@ class RecordingMaintainer(threading.Thread):
         threading.Thread.__init__(self)
         self.name = "recording_maintainer"
         self.config = config
+        self.inter_process_queue = inter_process_queue
         self.object_recordings_info_queue = object_recordings_info_queue
         self.audio_recordings_info_queue = audio_recordings_info_queue
         self.process_info = process_info
@@ -160,9 +162,9 @@ class RecordingMaintainer(threading.Thread):
             )
 
         recordings_to_insert: list[Optional[Recordings]] = await asyncio.gather(*tasks)
-        Recordings.insert_many(
-            [r for r in recordings_to_insert if r is not None]
-        ).execute()
+
+        # fire and forget recordings entries
+        self.inter_process_queue.put((INSERT_MANY_RECORDINGS, [r for r in recordings_to_insert if r is not None]))
 
     async def validate_and_move_segment(
         self, camera: str, events: Event, recording: dict[str, any]

frigate/record/record.py

@@ -21,6 +21,7 @@ logger = logging.getLogger(__name__)
 
 def manage_recordings(
     config: FrigateConfig,
+    inter_process_queue: mp.Queue,
     object_recordings_info_queue: mp.Queue,
     audio_recordings_info_queue: mp.Queue,
     process_info: dict[str, FeatureMetricsTypes],
@@ -51,6 +52,7 @@ def manage_recordings(
 
     maintainer = RecordingMaintainer(
         config,
+        inter_process_queue,
         object_recordings_info_queue,
         audio_recordings_info_queue,
         process_info,