perf: 参考 mediabot 优化 Dockerfile 入口脚本和镜像元数据
- 两个 Dockerfile 同步 OCI 标准镜像标签(org.opencontainers.image.*) - ENTRYPOINT 改为动态构造数据源 URL(MYSQL_* → SPRING_DATASOURCE_*),兼容不同环境 - 注入 APP_VERSION / APP_BUILD_TIME 环境变量,便于运行时查看版本 - 支持 JAVA_OPTS 环境变量 - 创建 /app/data /app/logs 运行时目录
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@@ -48,16 +48,29 @@ RUN --mount=type=cache,target=/root/.m2,sharing=locked \
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# 第三阶段:运行
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FROM 192.168.31.253/library/eclipse-temurin:21-jre-alpine
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LABEL maintainer="PAR Team"
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LABEL description="PT Adapter Registry Server"
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ARG VERSION=unknown
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ARG BUILD_TIME=unknown
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# OCI 标准镜像标签(参考 mediabot)
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LABEL org.opencontainers.image.source="https://github.com/yescent/par"
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LABEL org.opencontainers.image.title="PAR Server"
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LABEL org.opencontainers.image.description="PT Adapter Registry Server - 适配器配置注册中心"
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LABEL org.opencontainers.image.version="${VERSION}"
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LABEL org.opencontainers.image.created="${BUILD_TIME}"
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# 运行时环境变量(参考 mediabot:注入版本信息方便运行时查看)
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ENV TZ="Asia/Shanghai" \
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APP_VERSION="${VERSION}" \
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APP_BUILD_TIME="${BUILD_TIME}"
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# 创建非 root 用户
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RUN addgroup -S par && adduser -S par -G par
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WORKDIR /app
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# 创建静态文件目录
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RUN mkdir -p /app/static/configs && chown -R par:par /app
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# 创建运行时目录
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RUN mkdir -p /app/data /app/logs /app/static/configs && \
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chown -R par:par /app
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# 复制构建产物
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COPY --from=server-builder /build/target/app.jar app.jar
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@@ -71,5 +84,16 @@ EXPOSE 8080
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HEALTHCHECK --interval=30s --timeout=5s --start-period=60s --retries=3 \
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CMD wget -qO- http://localhost:8080/health || exit 1
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# 启动参数
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ENTRYPOINT ["java", "-jar", "app.jar"]
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# 启动入口(参考 mediabot:支持环境变量动态构造数据源 URL,便于不同环境切换)
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ENTRYPOINT ["sh", "-c", "\
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if [ -z \"$SPRING_DATASOURCE_URL\" ]; then \
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export SPRING_DATASOURCE_URL=\"jdbc:mysql://${MYSQL_HOST}:${MYSQL_PORT}/${MYSQL_DB}?useSSL=false&allowPublicKeyRetrieval=true&serverTimezone=Asia/Shanghai&characterEncoding=UTF-8\"; \
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fi; \
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if [ -n \"$MYSQL_USER\" ]; then \
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export SPRING_DATASOURCE_USERNAME=\"$MYSQL_USER\"; \
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fi; \
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if [ -n \"$MYSQL_PASSWORD\" ]; then \
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export SPRING_DATASOURCE_PASSWORD=\"$MYSQL_PASSWORD\"; \
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fi; \
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java $JAVA_OPTS -jar app.jar \
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"]
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