Fix ZMQ detector ignoring the endpoint in its device string (#24464)

frigate/detectors/plugins/zmq_ipc.py

@@ -1,7 +1,7 @@
 import json
 import logging
 import os
-from typing import Any, Literal
+from typing import Any, ClassVar, Literal
 
 import numpy as np
 import zmq
@@ -21,6 +21,7 @@ class ZmqDetectorConfig(BaseDetectorConfig):
     model_config = ConfigDict(
         title="ZMQ IPC",
     )
+    device_spec_field: ClassVar[str] = "endpoint"
 
     type: Literal[DETECTOR_KEY]
     endpoint: str = Field(

frigate/test/test_detector_device.py

@@ -59,6 +59,10 @@ class TestBuildDetectorConfig(unittest.TestCase):
     def test_detectors_that_name_the_field_something_else(self):
         self.assertEqual(self._build("cpu:4").num_threads, 4)
         self.assertEqual(self._build("rknn:2").num_cores, 2)
+        self.assertEqual(
+            self._build("zmq:tcp://host.docker.internal:5555").endpoint,
+            "tcp://host.docker.internal:5555",
+        )
 
     def test_device_is_coerced_to_the_detector_field_type(self):
         self.assertEqual(self._build("tensorrt:1").device, 1)
@@ -66,6 +70,7 @@ class TestBuildDetectorConfig(unittest.TestCase):
     def test_omitted_device_falls_back_to_the_detector_default(self):
         self.assertEqual(self._build("cpu").num_threads, 3)
         self.assertEqual(self._build("rknn").num_cores, 0)
+        self.assertEqual(self._build("zmq").endpoint, "ipc:///tmp/cache/zmq_detector")
         self.assertEqual(self._build("openvino").device, "AUTO")
         self.assertIsNone(self._build("edgetpu").device)