51 lines
1.9 KiB
Docker
51 lines
1.9 KiB
Docker
# ============================================================
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# Student System 后端 - 基于 FastAPI
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# ============================================================
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FROM python:3.10-slim AS base
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# 防止 Python 生成 .pyc，启用 stdout/stderr 无缓冲（日志实时输出）
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ENV PYTHONDONTWRITEBYTECODE=1 \
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PYTHONUNBUFFERED=1 \
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PIP_NO_CACHE_DIR=1 \
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PIP_DISABLE_PIP_VERSION_CHECK=1 \
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TZ=Asia/Shanghai
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WORKDIR /app
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# 安装系统依赖（仅放置基础必需项，pymysql/aiomysql 客户端库依赖最少）
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RUN apt-get update \
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&& apt-get install -y --no-install-recommends \
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tzdata \
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curl \
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&& ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
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&& echo $TZ > /etc/timezone \
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&& rm -rf /var/lib/apt/lists/*
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# 配置 pip 国内镜像源（加速国内构建）
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RUN pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple \
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&& pip config set global.trusted-host pypi.tuna.tsinghua.edu.cn
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# ---------- 依赖层（利用 Docker 缓存，仅当 requirements.txt 变化时重建） ----------
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COPY requirements.txt .
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# 兼容处理：若根目录 requirements.txt 不存在则回退到 fastapi-app/requirements_1.txt
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RUN if [ ! -s requirements.txt ]; then \
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echo "WARNING: requirements.txt 为空，回退使用 fastapi-app/requirements_1.txt"; \
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cp fastapi-app/requirements_1.txt requirements.txt || true; \
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fi
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RUN pip install --no-cache-dir -r requirements.txt
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# ---------- 代码层 ----------
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COPY fastapi-app/ .
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# 上传文件持久化目录（与 docker-compose.yml 中的 volume 对应）
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VOLUME ["/app/files"]
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EXPOSE 9090
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# 健康检查：访问 /docs（FastAPI 默认 Swagger UI）验证容器健康
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HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
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CMD curl -fsS http://127.0.0.1:9090/docs || exit 1
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# 启动 Uvicorn；如需多 worker 可改为 --workers 2（注意数据库连接数）
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CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "9090"]
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