f84b460e54
- main.py 의 lifespan 시작 시 idempotent migration 적용 + symbols 비어있으면 pykrx 로 전 종목 시드 - BOOTSTRAP_DISABLED=1 / SCHEDULER_DISABLED=1 env 로 비활성 가능 (테스트 용) - 실패해도 서버는 뜨고 /health/db 가 진단 제공 리뷰어 지적 1번 (cold-start 시 /api/refresh 404) 해결. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
128 lines
4.1 KiB
Python
128 lines
4.1 KiB
Python
from __future__ import annotations
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import logging
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import os
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from contextlib import asynccontextmanager
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from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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from sqlalchemy import text
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from app.api.chart import router as chart_router
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from app.api.metrics import router as metrics_router
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from app.api.news import router as news_router
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from app.api.predict import router as predict_router
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from app.api.refresh import router as refresh_router
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from app.api.symbols import router as symbols_router
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from app.config import settings
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from app.db.connection import get_engine, ping as db_ping
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from app.fetch import dart as dart_mod
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from app.fetch import kis as kis_mod
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from app.pipelines.scheduler import shutdown_scheduler, start_scheduler
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logging.basicConfig(
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level=settings.log_level,
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format="%(asctime)s %(levelname)s %(name)s: %(message)s",
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)
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logger = logging.getLogger(__name__)
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def _bootstrap_db() -> None:
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"""첫 부팅 자동화:
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1) migrations/*.sql idempotent 적용 (timescale/pgvector 확장 + 스키마)
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2) symbols 테이블 비어있으면 pykrx 로 전 종목 시드 (SEED 10 마크 포함)
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BOOTSTRAP_DISABLED=1 이면 스킵 (테스트/CI 용). 어떤 단계든 실패해도 서버는
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뜬다 — /health/db 가 진단을 알려준다.
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"""
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if os.environ.get("BOOTSTRAP_DISABLED") == "1":
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logger.info("bootstrap skipped (BOOTSTRAP_DISABLED=1)")
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return
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# 1) migrations
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try:
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from app.db.migrate import apply_all
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res = apply_all()
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logger.info("bootstrap migrate: %s", res)
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except Exception: # noqa: BLE001
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logger.exception("bootstrap migrate failed")
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return # 스키마 없으면 시드 불가
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# 2) symbols 시드 (비어있을 때만 — pykrx 호출이 비싸므로 항상 돌리지 않음)
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try:
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eng = get_engine()
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with eng.connect() as conn:
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row = conn.execute(text("SELECT COUNT(*) FROM symbols")).first()
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count = int(row[0]) if row else 0
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if count == 0:
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logger.info("symbols empty — running initial seed")
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from app.fetch.symbols_seed import seed_symbols
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report = seed_symbols()
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logger.info("bootstrap seed_symbols: %s", report)
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else:
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logger.info("symbols already populated (count=%d) — skip seed", count)
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except Exception: # noqa: BLE001
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logger.exception("bootstrap seed_symbols failed")
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@asynccontextmanager
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async def lifespan(_: FastAPI):
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_bootstrap_db()
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# 스케줄러는 옵션. CI/테스트에서 disable 하고 싶으면 SCHEDULER_DISABLED 같은 env 추가 가능.
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if os.environ.get("SCHEDULER_DISABLED") == "1":
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logger.info("scheduler skipped (SCHEDULER_DISABLED=1)")
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else:
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try:
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start_scheduler()
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except Exception: # noqa: BLE001
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logger.exception("scheduler start failed")
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yield
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shutdown_scheduler()
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app = FastAPI(title="stock_chart_site", version="0.1.0", lifespan=lifespan)
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_methods=["*"],
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allow_headers=["*"],
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)
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app.include_router(refresh_router)
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app.include_router(symbols_router)
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app.include_router(chart_router)
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app.include_router(predict_router)
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app.include_router(metrics_router)
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app.include_router(news_router)
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def _resolved_device() -> str:
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if settings.model_device != "auto":
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return settings.model_device
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try:
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import torch # noqa: WPS433
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return "cuda" if torch.cuda.is_available() else "cpu"
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except Exception: # noqa: BLE001
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return "cpu"
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@app.get("/health")
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def health() -> dict[str, object]:
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return {"ok": True, "device": _resolved_device(), "version": "0.1.0"}
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@app.get("/health/db")
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def health_db() -> dict[str, object]:
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return {"ok": True, **db_ping()}
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@app.get("/health/keys")
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def health_keys() -> dict[str, object]:
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"""등록된 외부 키들 ping (key 값은 노출하지 않음)."""
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return {
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"kis": kis_mod.ping(),
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"dart": dart_mod.ping(),
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# huggingface 는 모델 다운로드 시점에 확인 (별도 ping 호출 비용 회피)
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}
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