28 lines
891 B
Docker
28 lines
891 B
Docker
# 构建阶段：Maven + JDK 17 编译，生成薄 jar 及依赖
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FROM maven:3.9-eclipse-temurin-17-alpine AS builder
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WORKDIR /app
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# 优先复制 pom.xml 利用 Docker 层缓存（依赖不变时跳过 go-offline）
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COPY pom.xml .
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RUN mvn dependency:go-offline -q
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COPY src ./src
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RUN mvn clean package -DskipTests -q
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# 运行阶段：仅含 JRE 的精简镜像
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FROM eclipse-temurin:17-jre-alpine
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WORKDIR /app
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# 复制部署结构：bin/ libs/ etc/
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COPY --from=builder /app/src/main/scripts/start.sh bin/start.sh
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COPY --from=builder /app/target/libs/ libs/
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COPY --from=builder /app/src/main/resources/application.yml etc/application.yml
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COPY --from=builder /app/src/main/resources/logback.xml etc/logback.xml
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RUN mkdir -p logs && chmod +x bin/start.sh
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EXPOSE 8080
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# start.sh 检测到 /.dockerenv 后以 exec 前台方式运行
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ENTRYPOINT ["bin/start.sh"]
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