Большой рефакторинг с кодексом

tests/config.yaml

@@ -2,12 +2,12 @@
 runtime: 5
 
 # === HTTP-канал управления (ConfigManagerV2): /health, /actions/start, /actions/stop ===
-# management:
-#   enabled: true
-#   host: "0.0.0.0"
-#   port: 8000
-#   timeout: 3
-#   health_timeout: 30
+management:
+  enabled: true
+  host: "0.0.0.0"
+  port: 8000
+  timeout: 3
+  health_timeout: 30
 
 # === Логирование ===
 log:

tests/test_app.py

@@ -6,14 +6,10 @@ import logging
 from pathlib import Path
 
 from config_manager import ConfigManager
-from config_manager.v2.core import LogManager
-from config_manager.v2 import ManagementServerSettings
+from config_manager.v2.control import HttpControlChannel
 
 logger = logging.getLogger()
 
-# Таймаут health: без успешного execute() дольше этого времени — unhealthy.
-HEALTH_TIMEOUT = 3.0
-
 
 class MyApp(ConfigManager):
     def __init__(self, *args, **kwargs):
@@ -31,21 +27,20 @@ class MyApp(ConfigManager):
 
 
 async def main() -> None:
-    log_manager = LogManager()
-    # Один объект: и HTTP management-сервер (enabled, port), и health (health_timeout).
-    management_settings = ManagementServerSettings(
-        enabled=True,
-        port=8000,
-        health_timeout=HEALTH_TIMEOUT,
-    )
     config_path = Path(__file__).parent / "config.yaml"
     print(config_path)
     app = MyApp(
         str(config_path),
-        log_manager=log_manager,
-        management_settings=management_settings,
+        control_channels=lambda m: [
+            HttpControlChannel(
+                host="0.0.0.0",
+                port=8000,
+                timeout=3,
+                health_provider=m.get_health_provider(),
+            )
+        ],
     )
-    logger.info("App starting (health_timeout=%s)", HEALTH_TIMEOUT)
+    logger.info("App starting")
     # Менеджер запускаем в фоне (start() не возвращает управление до stop).
     asyncio.create_task(app.start())
 

tests/v2/test_control_channel.py

@@ -36,7 +36,7 @@ def test_control_channel_can_stop_manager(tmp_path):
         cfg.write_text("log: {}\nmanagement: { enabled: false }\n", encoding="utf-8")
 
         channel = DummyControlChannel()
-        app = ControlledApp(str(cfg), control_channel=channel)
+        app = ControlledApp(str(cfg), control_channels=[channel])
 
         runner = asyncio.create_task(app.start())
         await asyncio.sleep(0.12)
@@ -47,11 +47,14 @@ def test_control_channel_can_stop_manager(tmp_path):
 
         status_text = await channel.on_status()
         assert "state=running" in status_text
+        assert "worker_inflight=" in status_text
+        assert "worker_timed_out_inflight=" in status_text
 
         stop_text = await channel.on_stop()
         assert "stop signal accepted" in stop_text
 
         await runner
-        # Менеджер при остановке не вызывает control_channel.stop() (канал остаётся доступным)
+        await app.stop()
+        assert channel.stopped is True
 
     asyncio.run(scenario())

tests/v2/test_runtime_resilience.py

@@ -0,0 +1,153 @@
+import asyncio
+import threading
+import time
+
+from config_manager.v2 import ConfigManagerV2
+from config_manager.v2.control.base import ControlChannel, StartHandler, StatusHandler, StopHandler
+
+
+class DummyControlChannel(ControlChannel):
+    def __init__(self):
+        self.on_start: StartHandler | None = None
+        self.on_stop: StopHandler | None = None
+        self.on_status: StatusHandler | None = None
+        self.started = False
+        self.stopped = False
+
+    async def start(self, on_start: StartHandler, on_stop: StopHandler, on_status: StatusHandler) -> None:
+        self.on_start = on_start
+        self.on_stop = on_stop
+        self.on_status = on_status
+        self.started = True
+
+    async def stop(self) -> None:
+        self.stopped = True
+
+
+class RestartableApp(ConfigManagerV2):
+    DEFAULT_UPDATE_INTERVAL = 0.05
+    DEFAULT_WORK_INTERVAL = 0.05
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.calls = 0
+
+    def execute(self) -> None:
+        self.calls += 1
+
+
+class TimeoutAwareApp(ConfigManagerV2):
+    DEFAULT_UPDATE_INTERVAL = 0.05
+    DEFAULT_WORK_INTERVAL = 0.02
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.calls = 0
+        self.active = 0
+        self.max_active = 0
+        self._lock = threading.Lock()
+
+    def execute(self) -> None:
+        with self._lock:
+            self.calls += 1
+            self.active += 1
+            self.max_active = max(self.max_active, self.active)
+        try:
+            time.sleep(0.2)
+        finally:
+            with self._lock:
+                self.active -= 1
+
+
+class NormalSingleThreadApp(ConfigManagerV2):
+    DEFAULT_UPDATE_INTERVAL = 0.05
+    DEFAULT_WORK_INTERVAL = 0.02
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.calls = 0
+        self.active = 0
+        self.max_active = 0
+        self._lock = threading.Lock()
+
+    def execute(self) -> None:
+        with self._lock:
+            self.calls += 1
+            self.active += 1
+            self.max_active = max(self.max_active, self.active)
+        try:
+            time.sleep(0.03)
+        finally:
+            with self._lock:
+                self.active -= 1
+
+
+def test_control_channel_stop_and_start_resumes_execute(tmp_path):
+    async def scenario() -> None:
+        cfg = tmp_path / "config.yaml"
+        cfg.write_text("log: {}\nmanagement: { enabled: false }\n", encoding="utf-8")
+
+        channel = DummyControlChannel()
+        app = RestartableApp(str(cfg), control_channels=[channel])
+        await app.start()
+        await asyncio.sleep(0.2)
+        before_stop = app.calls
+        assert before_stop > 0
+
+        assert channel.on_stop is not None
+        assert channel.on_start is not None
+        stop_text = await channel.on_stop()
+        assert "stop signal accepted" in stop_text
+
+        await asyncio.sleep(0.2)
+        after_stop = app.calls
+        assert after_stop == before_stop
+
+        start_text = await channel.on_start()
+        assert "start signal accepted" in start_text
+        await asyncio.sleep(0.2)
+        assert app.calls > after_stop
+
+        await app.stop()
+        assert channel.stopped is True
+
+    asyncio.run(scenario())
+
+
+def test_normal_mode_uses_single_inflight_execute(tmp_path):
+    async def scenario() -> None:
+        cfg = tmp_path / "config.yaml"
+        cfg.write_text("log: {}\nmanagement: { enabled: false }\n", encoding="utf-8")
+
+        app = NormalSingleThreadApp(str(cfg))
+        await app.start()
+        await asyncio.sleep(0.25)
+        health = await app.get_health_provider()()
+        await app.stop()
+
+        assert app.calls >= 2
+        assert app.max_active == 1
+        assert health["status"] == "ok"
+
+    asyncio.run(scenario())
+
+
+def test_execute_timeout_does_not_start_parallel_runs(tmp_path, monkeypatch):
+    async def scenario() -> None:
+        cfg = tmp_path / "config.yaml"
+        cfg.write_text("log: {}\nmanagement: { enabled: false }\n", encoding="utf-8")
+
+        monkeypatch.setenv("EXECUTE_TIMEOUT", "0.05")
+        app = TimeoutAwareApp(str(cfg))
+        await app.start()
+        await asyncio.sleep(0.35)
+        degraded_health = await app.get_health_provider()()
+        await app.stop()
+
+        assert app.calls >= 1
+        assert app._last_execute_error is not None
+        assert "did not finish within" in app._last_execute_error
+        assert app.max_active == 2
+        assert degraded_health["status"] == "degraded"
+
+    asyncio.run(scenario())