6f551ba439
Dockerized media library scanner for NAS drives. Identifies movies and series from filenames, fetches posters via the public IMDB suggestion API (no key required), and exposes a dark-themed web UI with multilingual search support. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
126 lines
3.9 KiB
Python
126 lines
3.9 KiB
Python
"""
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main.py — FastAPI application entry point.
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"""
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import logging
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import mimetypes
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import time
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from contextlib import asynccontextmanager
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from pathlib import Path
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from fastapi import FastAPI, HTTPException, Query
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.responses import FileResponse
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from config import load_settings
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from database import check_connection, init_db, get_session
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from routers import scan, search, stats
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from scheduler import start_scheduler, stop_scheduler
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logging.basicConfig(
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level=logging.INFO,
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format="%(asctime)s [%(levelname)s] %(name)s: %(message)s",
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datefmt="%Y-%m-%dT%H:%M:%S",
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)
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logger = logging.getLogger(__name__)
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_MAX_DB_RETRIES = 15
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_DB_RETRY_DELAY = 4
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def _migrate_db() -> None:
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"""Add columns introduced after initial schema creation."""
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session = get_session()
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migrations = [
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"ALTER TABLE movies ADD COLUMN poster_url VARCHAR(512) NULL",
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"ALTER TABLE series ADD COLUMN poster_url VARCHAR(512) NULL",
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"ALTER TABLE movies ADD COLUMN imdb_id VARCHAR(20) NULL",
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"ALTER TABLE series ADD COLUMN imdb_id VARCHAR(20) NULL",
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"""CREATE TABLE IF NOT EXISTS alt_titles (
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id INT UNSIGNED NOT NULL AUTO_INCREMENT,
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media_type ENUM('movie','series') NOT NULL,
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media_id INT UNSIGNED NOT NULL,
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title VARCHAR(512) NOT NULL,
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lang VARCHAR(10) NOT NULL,
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PRIMARY KEY (id),
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UNIQUE KEY uq_alt_title (media_type, media_id, lang, title(255)),
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INDEX idx_alt_title_search (title(255))
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci""",
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]
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try:
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for sql in migrations:
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try:
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session.execute(__import__("sqlalchemy").text(sql))
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session.commit()
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except Exception:
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session.rollback()
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finally:
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session.close()
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def _wait_for_db() -> None:
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for attempt in range(1, _MAX_DB_RETRIES + 1):
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if check_connection():
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logger.info("Database connection established")
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return
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logger.warning("Database not ready (attempt %d/%d) — retrying in %ds",
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attempt, _MAX_DB_RETRIES, _DB_RETRY_DELAY)
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time.sleep(_DB_RETRY_DELAY)
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raise RuntimeError("Could not connect to the database after multiple attempts")
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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settings = load_settings()
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app.state.settings = settings
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logger.info("Initializing database connection to %s:%s/%s",
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settings.db_host, settings.db_port, settings.db_name)
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init_db(settings.db_url)
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_wait_for_db()
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_migrate_db()
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logger.info("Poster source: IMDB public suggestion API (no key required)")
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start_scheduler(settings)
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logger.info("MediaTracker backend ready")
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yield
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stop_scheduler()
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logger.info("MediaTracker backend shutdown")
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app = FastAPI(title="MediaTracker API", version="1.0.0", 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(search.router)
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app.include_router(scan.router)
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app.include_router(stats.router)
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@app.get("/api/health")
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def health():
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return {"status": "ok"}
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@app.get("/api/local-poster")
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def local_poster(path: str = Query(...)):
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"""
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Serve a local poster image file from the NAS.
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Path must be under /nas/ (read-only mount — no traversal possible outside).
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"""
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resolved = Path(path).resolve()
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nas_root = Path("/nas").resolve()
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if not str(resolved).startswith(str(nas_root)):
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raise HTTPException(status_code=403, detail="Access denied")
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if not resolved.is_file():
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raise HTTPException(status_code=404, detail="Poster file not found")
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mime, _ = mimetypes.guess_type(str(resolved))
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return FileResponse(str(resolved), media_type=mime or "image/jpeg")
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