Dockerfile-server2

[root@lab2 docker-file]# cd server2/
[root@lab2 server2]# ls
ddbes-server2-0.0.1-SNAPSHOT.jar  Dockerfile

[root@lab2 server2]# cat Dockerfile 
FROM java:8-jre-alpine
COPY ddbes-server2-0.0.1-SNAPSHOT.jar /opt/docker-file/server2/ddbes-server2-0.0.1-SNAPSHOT.jar
WORKDIR /opt/docker-file/server2
EXPOSE 8882
CMD ["java", "-jar", "ddbes-server2-0.0.1-SNAPSHOT.jar"]

[root@lab2 server2]# docker build -t server2 /opt/docker-file/server2/