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Dockerfile
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16
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FROM python:3.11-slim
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ENV PYTHONDONTWRITEBYTECODE=1 \
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PYTHONUNBUFFERED=1 \
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SOUNDS_ROOT=/app/sounds
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WORKDIR /app
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COPY requirements.txt ./
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RUN pip install --no-cache-dir -r requirements.txt
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COPY app ./app
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EXPOSE 80
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CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "80"]
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145
app/main.py
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145
app/main.py
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from __future__ import annotations
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import os
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from pathlib import Path
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from typing import Iterable
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from fastapi import FastAPI, HTTPException, Request
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from pydantic import BaseModel
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from fastapi.staticfiles import StaticFiles
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from fastapi.responses import HTMLResponse
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try:
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from mutagen import File as MutagenFile # type: ignore
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except Exception as exc: # pragma: no cover
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raise RuntimeError("mutagen package is required to read audio metadata") from exc
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app = FastAPI(title="Halloween Sound API")
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SOUNDS_ROOT = Path(os.getenv("SOUNDS_ROOT", "/app/sounds"))
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app.mount("/media", StaticFiles(directory=SOUNDS_ROOT, check_dir=False), name="media")
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class SoundInfo(BaseModel):
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path: str
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duration_seconds: int
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duration_milliseconds: int
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duration_human: str
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def format_duration(duration_ms: int) -> str:
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seconds, milliseconds = divmod(duration_ms, 1000)
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minutes, seconds = divmod(seconds, 60)
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hours, minutes = divmod(minutes, 60)
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parts: list[str] = []
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if hours:
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parts.append(f"{hours}h")
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if minutes:
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parts.append(f"{minutes}m")
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if seconds or not parts:
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if milliseconds:
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parts.append(f"{seconds}.{milliseconds:03d}s")
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else:
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parts.append(f"{seconds}s")
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elif milliseconds:
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parts.append(f"0.{milliseconds:03d}s")
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return " ".join(parts)
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def iter_sound_files(directory: Path) -> Iterable[Path]:
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"""Yield files in a directory recursively (ignores missing directories)."""
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if not directory.exists():
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return []
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return (path for path in directory.rglob("*") if path.is_file())
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def get_sound_info(path: Path, request: Request) -> SoundInfo | None:
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"""Use mutagen to extract duration; skip unsupported files."""
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metadata = MutagenFile(path)
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if not metadata or not getattr(metadata, "info", None):
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return None
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duration = getattr(metadata.info, "length", None)
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if duration is None:
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return None
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duration_ms = int(duration * 1000)
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duration_seconds = duration_ms // 1000
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relative_path = path.relative_to(SOUNDS_ROOT)
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media_path = str(relative_path).replace("\\", "/")
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url = str(request.url_for("media", path=media_path))
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return SoundInfo(
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path=url,
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duration_seconds=duration_seconds,
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duration_milliseconds=duration_ms,
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duration_human=format_duration(duration_ms),
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)
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def collect_sounds(category: str, *, allow_missing: bool, request: Request) -> list[SoundInfo]:
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category_path = SOUNDS_ROOT / category
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if not category_path.exists():
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if allow_missing:
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return []
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raise HTTPException(status_code=404, detail=f"Category '{category}' not found")
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sounds: list[SoundInfo] = []
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for file_path in iter_sound_files(category_path):
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info = get_sound_info(file_path, request)
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if info:
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sounds.append(info)
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return sounds
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@app.get("/sounds/{category}", response_model=list[SoundInfo])
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def sounds_by_category(category: str, request: Request) -> list[SoundInfo]:
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return collect_sounds(category, allow_missing=False, request=request)
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@app.get("/sounds", response_model=dict[str, list[SoundInfo]])
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def all_sounds(request: Request) -> dict[str, list[SoundInfo]]:
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return {
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"loop": collect_sounds("loop", allow_missing=True, request=request),
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"scare": collect_sounds("scare", allow_missing=True, request=request),
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}
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@app.get("/", status_code=403, response_class=HTMLResponse)
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def root() -> HTMLResponse:
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html = """
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<title>Forbidden</title>
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<style>
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html, body {
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height: 100%;
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margin: 0;
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background: #000;
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color: #f5f5f5;
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font-family: "Segoe UI", sans-serif;
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}
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body {
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display: flex;
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align-items: center;
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justify-content: center;
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}
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.skull {
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font-size: 60vh;
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line-height: 1;
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}
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</style>
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</head>
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<body>
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<div class="skull" aria-hidden="true">☠</div>
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</body>
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</html>
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"""
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return HTMLResponse(content=html, status_code=403)
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13
docker-compose.yml
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13
docker-compose.yml
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@@ -0,0 +1,13 @@
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services:
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halloween-sound-api:
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build: .
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ports:
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- "8282:80"
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volumes:
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- /opt/docker/halloween/sounds:/app/sounds:ro
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environment:
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- SOUNDS_ROOT=/app/sounds
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- WATCHTOWER_DISABLE=true
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restart: unless-stopped
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labels:
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- com.centurylinklabs.watchtower.enable=false
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3
requirements.txt
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3
requirements.txt
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fastapi==0.115.6
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uvicorn[standard]==0.30.1
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mutagen==1.47.0
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