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aiot-platform-cloud/docker/Dockerfile.template

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# syntax=docker/dockerfile:1.4
# ============================================
# 多阶段构建Maven 编译 + 运行时镜像
# 使用 Docker 层缓存加速构建
# ============================================
# ============ 构建阶段 ============
FROM eclipse-temurin:17-jdk-alpine AS builder
# 安装 Maven
RUN apk add --no-cache maven
WORKDIR /build
# 构建参数
ARG MODULE_NAME
ARG JAR_NAME
ARG SKIP_TESTS=true
# 复制 pom 文件(利用 Docker 层缓存)
# 先复制 pom再下载依赖这样依赖层可以被缓存
COPY pom.xml .
COPY viewsh-dependencies/pom.xml viewsh-dependencies/
COPY viewsh-framework/pom.xml viewsh-framework/
COPY viewsh-gateway/pom.xml viewsh-gateway/
COPY viewsh-module-system/pom.xml viewsh-module-system/
COPY viewsh-module-system/viewsh-module-system-api/pom.xml viewsh-module-system/viewsh-module-system-api/
COPY viewsh-module-system/viewsh-module-system-server/pom.xml viewsh-module-system/viewsh-module-system-server/
COPY viewsh-module-infra/pom.xml viewsh-module-infra/
COPY viewsh-module-infra/viewsh-module-infra-api/pom.xml viewsh-module-infra/viewsh-module-infra-api/
COPY viewsh-module-infra/viewsh-module-infra-server/pom.xml viewsh-module-infra/viewsh-module-infra-server/
COPY viewsh-module-iot/pom.xml viewsh-module-iot/
COPY viewsh-module-iot/viewsh-module-iot-core/pom.xml viewsh-module-iot/viewsh-module-iot-core/
COPY viewsh-module-iot/viewsh-module-iot-api/pom.xml viewsh-module-iot/viewsh-module-iot-api/
COPY viewsh-module-iot/viewsh-module-iot-server/pom.xml viewsh-module-iot/viewsh-module-iot-server/
COPY viewsh-module-iot/viewsh-module-iot-gateway/pom.xml viewsh-module-iot/viewsh-module-iot-gateway/
# 下载依赖(这一层会被缓存,除非 pom 文件变化)
RUN mvn dependency:go-offline -B -q || true
# 复制源代码(代码变化不会影响依赖层的缓存)
COPY . .
# 编译打包
RUN mvn clean package -pl ${MODULE_NAME} -am -DskipTests=${SKIP_TESTS} -B -q
# ============ 运行阶段 ============
FROM eclipse-temurin:17-jre-alpine
# 安装必要工具(用于健康检查)
RUN apk add --no-cache wget curl
# 构建参数
ARG MODULE_NAME
ARG JAR_NAME
ARG APP_PORT=48080
# 元数据标签
LABEL maintainer="XW-AIOT Team"
LABEL service="${MODULE_NAME}"
# 创建非 root 用户
RUN addgroup -g 1000 appuser && \
adduser -D -u 1000 -G appuser appuser
# 创建应用目录
RUN mkdir -p /app/logs /app/config && \
chown -R appuser:appuser /app
WORKDIR /app
# 从构建阶段复制 JAR 文件
COPY --from=builder --chown=appuser:appuser /build/${MODULE_NAME}/target/${JAR_NAME}.jar app.jar
# 切换到非 root 用户
USER appuser
# 环境变量
ENV TZ=Asia/Shanghai \
JAVA_OPTS="-Xms256m -Xmx512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/app/logs/heap-dump.hprof" \
SPRING_PROFILES_ACTIVE=prod \
APP_ARGS=""
# 暴露端口
EXPOSE ${APP_PORT}
# 健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
CMD wget --no-verbose --tries=1 --spider http://localhost:${APP_PORT}/actuator/health || exit 1
# 启动应用
ENTRYPOINT ["sh", "-c", "java ${JAVA_OPTS} -Djava.security.egd=file:/dev/./urandom -jar app.jar ${APP_ARGS}"]