52 lines
1.5 KiB
Docker
52 lines
1.5 KiB
Docker
# 使用更小的 Alpine Linux + OpenJDK 17 镜像
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FROM openjdk:17-jdk-alpine
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# 设置工作目录
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WORKDIR /app
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# 创建日志目录
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RUN mkdir -p /app/logs
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# 创建上传文件目录
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RUN mkdir -p /app/uploads
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# 安装必要工具和中文字体支持
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# fontconfig: 字体配置库
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# ttf-dejavu: 包含DejaVu字体，支持中文显示
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# wqy-zenhei: 文泉驿正黑字体，开源中文字体
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RUN apk add --no-cache wget fontconfig ttf-dejavu && \
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# 下载并安装文泉驿微米黑字体（更好的中文支持）
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wget -O /tmp/wqy-microhei.ttc https://github.com/anthonyfok/fonts-wqy-microhei/raw/master/wqy-microhei.ttc && \
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mkdir -p /usr/share/fonts/truetype/wqy && \
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mv /tmp/wqy-microhei.ttc /usr/share/fonts/truetype/wqy/ && \
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# 刷新字体缓存
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fc-cache -fv && \
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# 创建应用用户（安全考虑）
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addgroup -g 1000 appgroup && \
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adduser -D -u 1000 -G appgroup appuser
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# 复制jar包到容器
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COPY target/*.jar app.jar
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# 设置目录权限
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RUN chown -R appuser:appgroup /app
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# 切换到应用用户
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USER appuser
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# 暴露端口
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EXPOSE 9200
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# 设置JVM参数
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ENV JAVA_OPTS="-Xms512m -Xmx1024m -Djava.security.egd=file:/dev/./urandom"
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# 设置Spring Profile
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ENV SPRING_PROFILES_ACTIVE=prod
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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:9200/actuator/health || exit 1
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# 启动应用
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ENTRYPOINT ["sh", "-c", "java $JAVA_OPTS -jar app.jar"]
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