cigs4/Dockerfile

#FROM maven:3-jdk-8-alpine as builder
#WORKDIR /app
#COPY settings.xml /usr/share/maven/ref/repository/settings.xml
#COPY pom.xml .
#COPY gateway/pom.xml gateway/
#COPY core/pom.xml core/
#COPY common/pom.xml common/
#COPY passport/pom.xml passport/
#COPY upms/pom.xml upms/
#COPY empty/pom.xml empty/
#COPY material/pom.xml material/
#COPY order/pom.xml order/
#COPY monitor/pom.xml monitor/
#COPY equipment/pom.xml equipment/
#COPY basic/pom.xml basic/
## COPY report/pom.xml report/
#
#RUN mvn -B -s /usr/share/maven/ref/repository/settings.xml dependency:resolve-plugins dependency:resolve clean package
#
#COPY ./ ./
#
#RUN mvn -B -s /usr/share/maven/ref/repository/settings.xml  -Dmaven.test.skip=true -Ptest  clean package
FROM maven:3-jdk-8-alpine as builder
WORKDIR /app
COPY ./ ./
RUN mvn -s settings.xml clean package -Dmaven.test.skip=true 

FROM anapsix/alpine-java:8_server-jre_unlimited as layers
LABEL mantainer=shihairong@zimonet.com
WORKDIR /app
COPY --from=builder app/ym-gateway/target/ym-gateway.jar  /app/app.jar
#ENTRYPOINT ["java", "-Djava.security.egd=file:/dev/./urandom","-jar","app.jar", "--spring.profiles.active=dev"]

# 通过工具spring-boot-jarmode-layertools从application.jar中提取拆分后的构建结果
RUN java -Djarmode=layertools -jar app.jar extract

# 正式构建镜像
FROM anapsix/alpine-java:8_server-jre_unlimited
# 指定工作目录，目录不存在会自动创建
WORKDIR /app
# 前一阶段从jar中提取除了多个文件，这里分别执行COPY命令复制到镜像空间中，每次COPY都是一个layer
COPY --from=layers app/dependencies ./
COPY --from=layers app/spring-boot-loader ./
COPY --from=layers app/snapshot-dependencies ./
COPY --from=layers app/company-dependencies ./
COPY --from=layers app/application ./
# 指定时区
ENV TZ="Asia/Shanghai"
RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
# 定义一些环境变量，方便环境变量传参
ENV JVM_OPTS=""
ENV JAVA_OPTS=""
# 指定暴露的端口，起到说明的作用，不指定也会暴露对应端口
EXPOSE 8080
# 启动 jar 的命令
ENTRYPOINT ["sh","-c","java $JVM_OPTS $JAVA_OPTS org.springframework.boot.loader.JarLauncher"]