45 lines
1.3 KiB
Docker
45 lines
1.3 KiB
Docker
# Life Echo API Dockerfile
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FROM python:3.13-slim
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# 安装系统依赖 + uv
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RUN apt-get update && apt-get install -y --no-install-recommends \
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gcc \
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g++ \
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libc6-dev \
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libffi-dev \
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libxml2-dev \
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libxslt1-dev \
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libjpeg-dev \
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zlib1g-dev \
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libpng-dev \
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libfreetype6-dev \
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ffmpeg \
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&& rm -rf /var/lib/apt/lists/*
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COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
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WORKDIR /app
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# 先复制依赖清单，利用 Docker 缓存
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COPY pyproject.toml uv.lock ./
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RUN uv sync --frozen --no-dev --no-install-project
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# 复制应用代码
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COPY . .
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# 构建时预下载 faster-whisper 模型
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ARG ASR_MODEL_SIZE=small
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RUN uv run python -c "from faster_whisper import WhisperModel; WhisperModel('${ASR_MODEL_SIZE}', device='cpu', compute_type='int8', download_root='/app/models/whisper')"
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# 非 root 用户
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RUN useradd -m -u 1000 appuser && chown -R appuser:appuser /app
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USER appuser
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EXPOSE 8000
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HEALTHCHECK --interval=15s --timeout=5s --start-period=120s --retries=6 \
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CMD python -c "import http.client; conn = http.client.HTTPConnection('localhost', 8000); conn.request('GET', '/health'); r = conn.getresponse(); exit(0 if r.status == 200 else 1)" || exit 1
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# Alembic 迁移放到 FastAPI startup（带重试与日志）；入口仅启动 web 进程。
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CMD ["sh", "-c", "uv run uvicorn main:app --host 0.0.0.0 --port 8000"]
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