Making a tool for Docker to build and test containers.

By Alex Collins

Who Am I?

"Recreational coder".

The WAR That
Would Not Deploy

Jan '14

"Alex - Have you heard of Docker?"

What Is A Maven Plugin?

What Does The Plugin Allow?

pom.xml


    com.alexecollins.docker
    docker-maven-plugin
    
        
            
                clean
                validate
                
                package 
                start
                stop
                
                deploy

Dockerfile

FROM dockerfile/java:oracle-java7

EXPOSE 8080
EXPOSE 9200
EXPOSE 9300

ADD ${project.build.finalName}.jar .

CMD java  -jar /${project.build.finalName}.jar

conf.yml

packaging:
  add:
    - target/${project.build.finalName}.jar
ports:
  - 8080
  - 9200
  - 9300
healthChecks:
  pings:
    - url: http://localhost:9200/
    - url: http://localhost:8080/
tag:
    alexec/searchinabox:${project.version}

Demo:
ElasticSearch in a Box

Docker, Maven, Java, Spring Boot, Elastic Search, JUnit, Selenium WebDriver

Demo:
Selenium Grid

Docker, Maven, Java, JUnit, Selenium Grid

Tool Architecture

Layer 1:
Docker API Client

https://github.com/docker-java/docker-java

Layer 2:
Embeddable Docker Orchestration Library

Layer 3:
Maven Plugin

Lessons I Learned

Too Much Disk I/O Means
You Miss Your Dinner

Use Free CI Servers

OSS Community

What's Next?

  • Gradle, Ant, and SBT Versions
  • Docker Compose Compatibility

End

http://www.alexecollins.com/tags/docker https://github.com/alexec/docker-maven-plugin