Hello World sample shows how to deploy SpringBoot RESTful web service application with Docker

Prerequisite

Installed: Docker, Java 1.8, Maven 3.x

Steps

Clone source code from git

$  git clone https://github.com/dstar55/docker-hello-world-spring-boot .

Build Docker image

$ docker build -t="hello-world-java" .

This will first run maven build to create jar package and then build hello-world image using built jar package.

Note:if you run this command for first time it will take some time in order to download base image from DockerHub

Run Docker image

$ docker run -p 8080:8080 -it --rm hello-world-java

Test application

$ curl localhost:8080

the respone should be:

Hello World

Run with docker-compose

Build and start the container by running

$ docker-compose up -d 

test application with

$ curl localhost:8080

the respone should be:

Hello World