feat(naver-fetch): FastAPI lifespan + heartbeat 배선 + /health

services/naver-fetch/main.py

@@ -0,0 +1,53 @@
+"""naver-fetch FastAPI entry — lifespan(fetch_loop + heartbeat_loop) + /health."""
+from __future__ import annotations
+
+import asyncio
+import logging
+from contextlib import asynccontextmanager
+
+import redis.asyncio as aioredis
+from fastapi import FastAPI
+
+import fetch_worker
+from config import load_settings
+from nas_client import NASClient
+from naver_client import NaverClient
+
+logging.basicConfig(level=logging.INFO,
+                    format="%(asctime)s %(name)s %(levelname)s %(message)s")
+logger = logging.getLogger(__name__)
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    settings = load_settings()
+    nas = NASClient(settings.nas_base_url, settings.internal_api_key)
+    naver = NaverClient(settings.naver_real_estate_type, settings.naver_token_url,
+                        settings.naver_headless)
+    state = fetch_worker.FetchState()
+    redis = aioredis.from_url(settings.redis_url, decode_responses=False)
+
+    ft = asyncio.create_task(fetch_worker.fetch_loop(nas, naver, state, settings))
+    hb = asyncio.create_task(fetch_worker.heartbeat_loop(redis, state))
+    logger.info("naver-fetch lifespan 시작")
+    try:
+        yield
+    finally:
+        for t in (ft, hb):
+            t.cancel()
+            try:
+                await t
+            except asyncio.CancelledError:
+                pass
+        await naver.close()
+        await nas.close()
+        await redis.aclose()
+        logger.info("naver-fetch lifespan 종료")
+
+
+app = FastAPI(lifespan=lifespan)
+
+
+@app.get("/health")
+def health():
+    return {"ok": True, "service": "naver-fetch"}