Files
PolyHermes/Dockerfile
T

93 lines
2.4 KiB
Docker

# 多阶段构建:前后端一体化部署
# 阶段1:构建前端
FROM node:18-alpine AS frontend-build
WORKDIR /app/frontend
# 定义构建参数(版本号信息)
ARG VERSION=dev
ARG GIT_TAG=
ARG GITHUB_REPO_URL=https://github.com/WrBug/PolyHermes
# 设置环境变量(用于 Vite 构建时注入)
ENV VERSION=${VERSION}
ENV GIT_TAG=${GIT_TAG}
ENV GITHUB_REPO_URL=${GITHUB_REPO_URL}
# 复制前端文件
COPY frontend/package*.json ./
RUN npm ci
COPY frontend/ ./
# 构建前端(使用相对路径,通过 Nginx 代理)
# 版本号会通过环境变量注入到构建产物中
RUN npm run build
# 阶段2:构建后端
FROM gradle:8.5-jdk17 AS backend-build
WORKDIR /app/backend
# 复制 Gradle 配置文件
COPY backend/build.gradle.kts backend/settings.gradle.kts ./
COPY backend/gradle ./gradle
# 下载依赖(利用 Docker 缓存)
RUN gradle dependencies --no-daemon || true
# 复制源代码
COPY backend/src ./src
# 构建应用
RUN gradle bootJar --no-daemon
# 阶段3:运行环境
FROM eclipse-temurin:17-jre-jammy
WORKDIR /app
# 安装 Nginx 和必要的工具(包含时区数据)
RUN apt-get update && \
apt-get install -y nginx curl tzdata && \
rm -rf /var/lib/apt/lists/* && \
rm -rf /etc/nginx/sites-enabled/default
# 从构建阶段复制文件
COPY --from=frontend-build /app/frontend/dist /usr/share/nginx/html
COPY --from=backend-build /app/backend/build/libs/*.jar app.jar
# 复制 Nginx 配置
COPY docker/nginx.conf /etc/nginx/nginx.conf
# 创建启动脚本
COPY docker/start.sh /app/start.sh
RUN chmod +x /app/start.sh
# 创建非 root 用户(用于运行后端应用)
RUN useradd -m -u 1000 appuser
# 设置目录权限(Nginx 以 root 运行,后端应用以 appuser 运行)
RUN mkdir -p /var/log/nginx /var/lib/nginx /var/cache/nginx /var/run && \
chown -R appuser:appuser /app && \
chown -R root:root /usr/share/nginx/html && \
chown -R root:root /var/log/nginx && \
chown -R root:root /var/lib/nginx && \
chown -R root:root /var/cache/nginx && \
chown -R root:root /etc/nginx && \
chown -R root:root /var/run
# 保持 root 用户(Nginx 需要 root 权限绑定 80 端口)
# USER appuser
# 暴露端口
EXPOSE 80
# 健康检查
HEALTHCHECK --interval=30s --timeout=3s --start-period=40s --retries=3 \
CMD curl -f http://localhost/api/health || exit 1
# 启动服务(同时启动 Nginx 和后端)
ENTRYPOINT ["/app/start.sh"]