water-management-system/docker/wm-job/Dockerfile

FROM eclipse-temurin:17-jre-alpine

# 安装必要的工具
RUN apk add --no-cache curl &&     addgroup -g 1001 -S appuser &&     adduser -S appuser -u 1001

# 设置时区
ENV TZ=Asia/Shanghai

# 创建工作目录
WORKDIR /app

# 设置JVM参数
ENV JAVA_OPTS="-Xms256m -Xmx512m -XX:+UseG1GC -XX:+UseStringDeduplication"

# 复制jar文件
COPY wm-job/target/wm-job-*.jar app.jar

# 创建健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
  CMD curl -f http://localhost:808b/health || exit 1

# 暴露端口
EXPOSE 808b

# 切换到非root用户
USER appuser

# 启动应用
ENTRYPOINT ["sh", "-c", "java $JAVA_OPTS -jar app.jar"]