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wangtianqi 2025-06-24 10:27:20 +08:00
parent b68ee6dfa6
commit a418a680f6
1 changed files with 6 additions and 42 deletions
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@ -1,42 +1,6 @@
# 使用多阶段构建优化镜像大小 - 修复FROM语句大小写 # 方案3：使用本地已有的镜像（你的服务器上已有 amazoncorretto:17-alpine-jdk）
FROM amazoncorretto:17-alpine-jdk AS builder # 直接使用现有镜像作为运行时镜像，简化构建过程
FROM amazoncorretto:17-alpine-jdk
# 设置工作目录
WORKDIR /app
# 设置Maven镜像源（提高下载速度）
RUN mkdir -p /root/.m2 && \
echo '<?xml version="1.0" encoding="UTF-8"?>' > /root/.m2/settings.xml && \
echo '<settings>' >> /root/.m2/settings.xml && \
echo ' <mirrors>' >> /root/.m2/settings.xml && \
echo ' <mirror>' >> /root/.m2/settings.xml && \
echo ' <id>aliyun</id>' >> /root/.m2/settings.xml && \
echo ' <name>Aliyun Central</name>' >> /root/.m2/settings.xml && \
echo ' <url>https://maven.aliyun.com/repository/central</url>' >> /root/.m2/settings.xml && \
echo ' <mirrorOf>central</mirrorOf>' >> /root/.m2/settings.xml && \
echo ' </mirror>' >> /root/.m2/settings.xml && \
echo ' </mirrors>' >> /root/.m2/settings.xml && \
echo '</settings>'
# 复制Maven配置文件和脚本（利用Docker缓存）
COPY pom.xml .
COPY .mvn .mvn
COPY mvnw .
# 给mvnw脚本添加执行权限
RUN chmod +x ./mvnw
# 首先只下载依赖（利用Docker层缓存）
RUN ./mvnw dependency:resolve -B -q
# 复制源代码
COPY src ./src
# 构建应用（简化构建过程）
RUN ./mvnw clean package -DskipTests -B -q
# 运行时镜像 - 使用更小的Alpine镜像
FROM amazoncorretto:17-alpine
# 安装curl用于健康检查 # 安装curl用于健康检查
RUN apk add --no-cache curl RUN apk add --no-cache curl
@ -52,8 +16,8 @@ RUN addgroup -g 1000 spring && adduser -u 1000 -G spring -s /bin/sh -D spring
# 创建应用目录 # 创建应用目录
WORKDIR /app WORKDIR /app
# 从构建阶段复制jar文件 # 直接复制已构建的jar文件（在Jenkins中已经通过Maven构建完成）
COPY --from=builder /app/target/*.jar app.jar COPY target/*.jar app.jar
# 创建日志目录 # 创建日志目录
RUN mkdir -p /app/logs && chown -R spring:spring /app RUN mkdir -p /app/logs && chown -R spring:spring /app
@ -72,4 +36,4 @@ HEALTHCHECK --interval=30s --timeout=3s --start-period=60s --retries=3 \
ENV JAVA_OPTS="-server -Xms256m -Xmx512m -XX:+UseG1GC -XX:+UseContainerSupport -XX:MaxRAMPercentage=75.0" ENV JAVA_OPTS="-server -Xms256m -Xmx512m -XX:+UseG1GC -XX:+UseContainerSupport -XX:MaxRAMPercentage=75.0"
# 启动应用 # 启动应用
ENTRYPOINT ["sh", "-c", "java $JAVA_OPTS -Djava.security.egd=file:/dev/./urandom -jar app.jar"] ENTRYPOINT ["sh", "-c", "java $JAVA_OPTS -Djava.security.egd=file:/dev/./urandom -jar app.jar"]