# SpringBoot
FROM frolvlad/alpine-oraclejdk8:slim
VOLUME /tmp
ADD spring-boot-docker-example-0.0.1-SNAPSHOT.jar application.jar
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/application.jar"]
# Ruby-On-Rails
FROM ruby:2.5.1-slim
# 安装数据库以及编译依赖文件必须的库
RUN apt-get update && apt-get install -y libsqlite3-dev build-essential
RUN mkdir /app
WORKDIR /app
COPY . .
RUN bundle install
CMD ["rails", "s", "-d"]