lzh
14c239054f
- 根因：aliyun 镜像站只保留 Maven 最新小版本，3.9.14 被下架 之前依赖 Docker 层缓存掩盖，最近清理本地镜像后暴露 - 方案：Dockerfile.deps / Dockerfile.template 均切到 maven:3.9-eclipse-temurin-17 官方镜像，删除自建 wget/tar/ln 逻辑 - 运行阶段仍用 eclipse-temurin:17-jre-alpine，Prod 镜像体积不变 Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
91 lines
3.2 KiB
Docker
91 lines
3.2 KiB
Docker
# syntax=docker/dockerfile:1.4
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# ============================================
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# 多阶段构建：Maven 编译 + 运行时镜像
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# 使用 Docker 层缓存加速构建
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# ============================================
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# ============ 构建阶段 ============
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FROM maven:3.9-eclipse-temurin-17 AS builder
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WORKDIR /build
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# 构建参数
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ARG MODULE_NAME
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ARG JAR_NAME
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ARG SKIP_TESTS=true
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# 复制 pom 文件（利用 Docker 层缓存）
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# 先复制 pom，再下载依赖，这样依赖层可以被缓存
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COPY pom.xml .
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COPY viewsh-dependencies/pom.xml viewsh-dependencies/
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COPY viewsh-framework/pom.xml viewsh-framework/
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COPY viewsh-gateway/pom.xml viewsh-gateway/
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COPY viewsh-module-system/pom.xml viewsh-module-system/
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COPY viewsh-module-system/viewsh-module-system-api/pom.xml viewsh-module-system/viewsh-module-system-api/
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COPY viewsh-module-system/viewsh-module-system-server/pom.xml viewsh-module-system/viewsh-module-system-server/
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COPY viewsh-module-infra/pom.xml viewsh-module-infra/
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COPY viewsh-module-infra/viewsh-module-infra-api/pom.xml viewsh-module-infra/viewsh-module-infra-api/
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COPY viewsh-module-infra/viewsh-module-infra-server/pom.xml viewsh-module-infra/viewsh-module-infra-server/
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COPY viewsh-module-iot/pom.xml viewsh-module-iot/
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COPY viewsh-module-iot/viewsh-module-iot-core/pom.xml viewsh-module-iot/viewsh-module-iot-core/
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COPY viewsh-module-iot/viewsh-module-iot-api/pom.xml viewsh-module-iot/viewsh-module-iot-api/
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COPY viewsh-module-iot/viewsh-module-iot-server/pom.xml viewsh-module-iot/viewsh-module-iot-server/
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COPY viewsh-module-iot/viewsh-module-iot-gateway/pom.xml viewsh-module-iot/viewsh-module-iot-gateway/
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# 下载依赖（这一层会被缓存，除非 pom 文件变化）
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RUN mvn dependency:go-offline -B -q || true
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# 复制源代码（代码变化不会影响依赖层的缓存）
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COPY . .
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# 编译打包
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RUN mvn clean package -pl ${MODULE_NAME} -am -DskipTests=${SKIP_TESTS} -B -q
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# ============ 运行阶段 ============
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FROM eclipse-temurin:17-jre-alpine
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# 安装必要工具（用于健康检查）
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RUN apk add --no-cache wget curl
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# 构建参数
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ARG MODULE_NAME
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ARG JAR_NAME
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ARG APP_PORT=48080
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# 元数据标签
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LABEL maintainer="XW-AIOT Team"
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LABEL service="${MODULE_NAME}"
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# 创建非 root 用户
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RUN addgroup -g 1000 appuser && \
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adduser -D -u 1000 -G appuser appuser
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# 创建应用目录
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RUN mkdir -p /app/logs /app/config && \
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chown -R appuser:appuser /app
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WORKDIR /app
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# 从构建阶段复制 JAR 文件
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COPY --from=builder --chown=appuser:appuser /build/${MODULE_NAME}/target/${JAR_NAME}.jar app.jar
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# 切换到非 root 用户
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USER appuser
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# 环境变量
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ENV TZ=Asia/Shanghai \
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JAVA_OPTS="-Xms256m -Xmx512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/app/logs/heap-dump.hprof" \
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SPRING_PROFILES_ACTIVE=prod \
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APP_ARGS=""
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# 暴露端口
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EXPOSE ${APP_PORT}
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# 健康检查
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HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
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CMD wget --no-verbose --tries=1 --spider http://localhost:${APP_PORT}/actuator/health || exit 1
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# 启动应用
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ENTRYPOINT ["sh", "-c", "java ${JAVA_OPTS} -Djava.security.egd=file:/dev/./urandom -jar app.jar ${APP_ARGS}"]
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