cd /home/docker
vi Dockerfile
FROM frolvlad/alpine-oraclejdk8:slim
VOLUME /tmp
ADD springboot-docker-helloworld.jar app.jar
RUN sh -c 'touch /app.jar'
ENV JAVA_OPTS=""
ENTRYPOINT [ "sh", "-c", "java $JAVA_OPTS -Djava.security.egd=file:/dev/./urandom -jar /app.jar" ]
将普通的springboot项目打包后放到相同目录

image.png
systemctl start docker
docker build -t myapp .
docker run --name mywebapp -p 8080:8080 -d myapp
docker images

image.png
访问http://192.168.229.133:8080/

image.png