49 lines
964 B
Docker
49 lines
964 B
Docker
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# 多阶段构建 Dockerfile
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# 阶段1：构建应用
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FROM gradle:8.5-jdk17 AS build
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WORKDIR /app
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# 复制 Gradle 配置文件
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COPY build.gradle.kts settings.gradle.kts ./
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COPY gradle ./gradle
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# 下载依赖（利用 Docker 缓存）
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RUN gradle dependencies --no-daemon || true
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# 复制源代码
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COPY src ./src
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# 构建应用
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RUN gradle bootJar --no-daemon
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# 阶段2：运行应用
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FROM openjdk:17-jre-slim
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WORKDIR /app
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# 安装必要的工具
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RUN apt-get update && \
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apt-get install -y curl && \
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rm -rf /var/lib/apt/lists/*
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# 从构建阶段复制 JAR 文件
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COPY --from=build /app/build/libs/*.jar app.jar
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# 创建非 root 用户
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RUN useradd -m -u 1000 appuser && \
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chown -R appuser:appuser /app
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USER appuser
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# 暴露端口
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EXPOSE 8000
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# 健康检查
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HEALTHCHECK --interval=30s --timeout=3s --start-period=40s --retries=3 \
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CMD curl -f http://localhost:8000/api/health || exit 1
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# 启动应用
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ENTRYPOINT ["java", "-jar", "app.jar"]
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