Standardize handling of config files

frigate/api/app.py

@@ -21,13 +21,13 @@
 from frigate.api.defs.request.app_body import AppConfigSetBody
 from frigate.api.defs.tags import Tags
 from frigate.config import FrigateConfig
-from frigate.const import CONFIG_DIR
 from frigate.models import Event, Timeline
 from frigate.util.builtin import (
     clean_camera_user_pass,
     get_tz_modifiers,
     update_yaml_from_url,
 )
+from frigate.util.config import find_config_file
 from frigate.util.services import (
     ffprobe_stream,
     get_nvidia_driver_info,
@@ -147,13 +147,7 @@ def config(request: Request):
 
 @router.get("/config/raw")
 def config_raw():
-    config_file = os.environ.get("CONFIG_FILE", "/config/config.yml")
-
-    # Check if we can use .yaml instead of .yml
-    config_file_yaml = config_file.replace(".yml", ".yaml")
-
-    if os.path.isfile(config_file_yaml):
-        config_file = config_file_yaml
+    config_file = find_config_file()
 
     if not os.path.isfile(config_file):
         return JSONResponse(
@@ -198,13 +192,7 @@ def config_save(save_option: str, body: Any = Body(media_type="text/plain")):
 
     # Save the config to file
     try:
-        config_file = os.environ.get("CONFIG_FILE", "/config/config.yml")
-
-        # Check if we can use .yaml instead of .yml
-        config_file_yaml = config_file.replace(".yml", ".yaml")
-
-        if os.path.isfile(config_file_yaml):
-            config_file = config_file_yaml
+        config_file = find_config_file()
 
         with open(config_file, "w") as f:
             f.write(new_config)
@@ -253,13 +241,7 @@ def config_save(save_option: str, body: Any = Body(media_type="text/plain")):
 
 @router.put("/config/set")
 def config_set(request: Request, body: AppConfigSetBody):
-    config_file = os.environ.get("CONFIG_FILE", f"{CONFIG_DIR}/config.yml")
-
-    # Check if we can use .yaml instead of .yml
-    config_file_yaml = config_file.replace(".yml", ".yaml")
-
-    if os.path.isfile(config_file_yaml):
-        config_file = config_file_yaml
+    config_file = find_config_file()
 
     with open(config_file, "r") as f:
         old_raw_config = f.read()

frigate/config/config.py

@@ -29,6 +29,7 @@
 )
 from frigate.util.config import (
     StreamInfoRetriever,
+    find_config_file,
     get_relative_coordinates,
     migrate_frigate_config,
 )
@@ -67,7 +68,6 @@
 
 yaml = YAML()
 
-DEFAULT_CONFIG_FILE = "/config/config.yml"
 DEFAULT_CONFIG = """
 mqtt:
   enabled: False
@@ -638,16 +638,13 @@ def ensure_zones_and_cameras_have_different_names(cls, v: Dict[str, CameraConfig
 
     @classmethod
     def load(cls, **kwargs):
-        config_path = os.environ.get("CONFIG_FILE", DEFAULT_CONFIG_FILE)
-
-        if not os.path.isfile(config_path):
-            config_path = config_path.replace("yml", "yaml")
+        config_path = find_config_file()
 
         # No configuration file found, create one.
         new_config = False
         if not os.path.isfile(config_path):
             logger.info("No config file found, saving default config")
-            config_path = DEFAULT_CONFIG_FILE
+            config_path = config_path
             new_config = True
         else:
             # Check if the config file needs to be migrated.

frigate/detectors/plugins/rknn.py

@@ -136,17 +136,17 @@ def download_model(self, filename):
     def check_config(self, config):
         if (config.model.width != 320) or (config.model.height != 320):
             raise Exception(
-                "Make sure to set the model width and height to 320 in your config.yml."
+                "Make sure to set the model width and height to 320 in your config."
             )
 
         if config.model.input_pixel_format != "bgr":
             raise Exception(
-                'Make sure to set the model input_pixel_format to "bgr" in your config.yml.'
+                'Make sure to set the model input_pixel_format to "bgr" in your config.'
             )
 
         if config.model.input_tensor != "nhwc":
             raise Exception(
-                'Make sure to set the model input_tensor to "nhwc" in your config.yml.'
+                'Make sure to set the model input_tensor to "nhwc" in your config.'
             )
 
     def detect_raw(self, tensor_input):

frigate/ptz/autotrack.py

@@ -2,7 +2,6 @@
 
 import copy
 import logging
-import os
 import queue
 import threading
 import time
@@ -29,11 +28,11 @@
     AUTOTRACKING_ZOOM_EDGE_THRESHOLD,
     AUTOTRACKING_ZOOM_IN_HYSTERESIS,
     AUTOTRACKING_ZOOM_OUT_HYSTERESIS,
-    CONFIG_DIR,
 )
 from frigate.ptz.onvif import OnvifController
 from frigate.track.tracked_object import TrackedObject
 from frigate.util.builtin import update_yaml_file
+from frigate.util.config import find_config_file
 from frigate.util.image import SharedMemoryFrameManager, intersection_over_union
 
 logger = logging.getLogger(__name__)
@@ -328,13 +327,7 @@ def _autotracker_setup(self, camera_config: CameraConfig, camera: str):
         self.autotracker_init[camera] = True
 
     def _write_config(self, camera):
-        config_file = os.environ.get("CONFIG_FILE", f"{CONFIG_DIR}/config.yml")
-
-        # Check if we can use .yaml instead of .yml
-        config_file_yaml = config_file.replace(".yml", ".yaml")
-
-        if os.path.isfile(config_file_yaml):
-            config_file = config_file_yaml
+        config_file = find_config_file()
 
         logger.debug(
             f"{camera}: Writing new config with autotracker motion coefficients: {self.config.cameras[camera].onvif.autotracking.movement_weights}"

frigate/util/config.py

@@ -14,6 +14,16 @@
 logger = logging.getLogger(__name__)
 
 CURRENT_CONFIG_VERSION = "0.15-0"
+DEFAULT_CONFIG_FILE = "/config/config.yml"
+
+
+def find_config_file() -> str:
+    config_path = os.environ.get("CONFIG_FILE", DEFAULT_CONFIG_FILE)
+
+    if not os.path.isfile(config_path):
+        config_path = config_path.replace("yml", "yaml")
+
+    return config_path
 
 
 def migrate_frigate_config(config_file: str):