wcomnisky / docker-eclipse

Eclipse Docker container

Running Eclipse Neon RCP inside a Docker container

Preliminary note

This image is based on these blog entries

• http://fabiorehm.com/blog/2014/09/11/running-gui-apps-with-docker/
• http://www.lorenzobettini.it/2012/10/installing-eclipse-features-via-the-command-line/

Thanks to the authors :)

What's installed?

• Eclipse Neon for RCP and RAP developers

Eclipse Luna available in its branch.

Plugins

• Findbugs¹
• Checkstyle¹
• Database Viewer¹
• Memory Analyzer¹
• QuickREx¹
• M2Eclipse (Tycho)
• E(fx)clipse

¹ Available but commented. The image must be built again using the Dockerfile with the specific parameters and/or uncommented lines to have the feature.

Tools (command line, use e.g. in Wicked Shell)

• Oracle JDKs 7 and 8
• Gradle¹
• Ant
• Git

¹ Available but commented. The image must be built again using the Dockerfile with the specific parameters and/or uncommented lines to have the feature.

Build the image from Dockerfile

git clone https://github.com/guedressel/docker-eclipse.git
cd docker-eclipse

# (optional: adjust UID, GUI and User in Dockerfile)

docker build -t eclipse-rcp:neon .

# run the image to create a container
docker run -it \
--name eclipse-rcp-neon \
-v ~/workspace/:/home/developer/workspace/ \
    -e DISPLAY \
    -v /tmp/.X11-unix:/tmp/.X11-unix \
    eclipse-rcp:neon

Subsequent starts

docker start -ia eclipse-rcp-neon

The container is stopped when Eclipse is shut down.

Get a shell within a running container

To get a shell within the running container (e.g. for running gradle or mvnfrom the command line) call:

docker exec -ti -u developer eclipse-rcp-neon bash

Troubleshooting

If the UI does not come up and the following message appears:

No protocol specified
Eclipse: Cannot open display:

Try to call the following before starting the container. X server connection uses a local socket /tmp/.X11-unix and such direct access is disabled.

xhost +local: