新增 doctor 诊断自救功能

tests/test_system_utils.py

@@ -1,7 +1,10 @@
 import subprocess
+import tempfile
 from unittest import TestCase
 from unittest.mock import patch
 
+from app.helper.system import SystemHelper
+from app.core.config import settings
 from app.utils.system import SystemUtils
 
 
@@ -42,3 +45,32 @@ class SystemUtilsTest(TestCase):
         self.assertFalse(success)
         self.assertIn("返回码：2", message)
         self.assertIn("无标准输出或错误输出", message)
+
+
+class SystemHelperRestartTest(TestCase):
+
+    def test_docker_restart_policy_marks_intent_before_sigterm(self):
+        """
+        Docker 内置重启走优雅退出时，应写入意图标记，避免 entrypoint 误进入 doctor 保活。
+        """
+        with tempfile.TemporaryDirectory() as temp_dir:
+            original_config_dir = settings.CONFIG_DIR
+            original_intent_file = SystemHelper._SystemHelper__docker_restart_intent_file
+            settings.CONFIG_DIR = temp_dir
+            SystemHelper._SystemHelper__docker_restart_intent_file = (
+                settings.TEMP_PATH / "moviepilot.intentional_restart"
+            )
+            try:
+                with patch("app.helper.system.SystemUtils.is_docker", return_value=True), \
+                        patch.object(SystemHelper, "_check_restart_policy", return_value=True), \
+                        patch.object(SystemHelper, "_start_graceful_shutdown_monitor"), \
+                        patch("app.helper.system.os.kill") as kill_mock:
+                    ret, msg = SystemHelper.restart()
+
+                self.assertTrue(ret)
+                self.assertEqual(msg, "")
+                self.assertTrue((settings.TEMP_PATH / "moviepilot.intentional_restart").exists())
+                kill_mock.assert_called_once()
+            finally:
+                SystemHelper._SystemHelper__docker_restart_intent_file = original_intent_file
+                settings.CONFIG_DIR = original_config_dir