noVNC Docker Image

Compute Resources

Have questions or need help with compute, including activation or issues? Follow this link.
User Agreement

Docker Usage

The information contained on this page assumes that you have a knowledge base of using Docker to create images and push them to a repository for use. If you need to review that information, please see the links below.
Docker and the RIS Compute Service
Docker Basics: Building, Tagging, & Pushing A Custom Docker Image

Software Included

Xvfb (http://www.x.org/releases/X11R7.6/doc/man/man1/Xvfb.1.xhtml)
x11vnc (http://www.karlrunge.com/x11vnc/)
noNVC (https://kanaka.github.io/noVNC/)
Fluxbox (http://www.fluxbox.org/)
xterm (http://invisible-island.net/xterm/)
supervisord (http://supervisord.org)

Dockerfile

Docker image hosted at gcr.io/ris-registry-shared/novnc.
Versions Available:
- latest, ubuntu_cuda, ubuntu20.04_cuda11.0
- ubuntu, ubuntu20.04
- ubuntu18.04_cuda10.1
- centos7
- centos7_cuda10.1
- ood_desktop
- ood_desktop_cuda
Code repository is located at BitBucket and requires Wustl VPN connection and a wustlkey to access.

Run on LSF

Complete export PASSWORD= with that of your choosing. Do not leave this blank. Replace <tag> with the selected version.

export LSF_DOCKER_PORTS='8080:8080'
export PASSWORD=
bsub -Is -R 'select[port8080=1]' -q general-interactive -a 'docker(gcr.io/ris-registry-shared/novnc:<tag>)' supervisord -c /app/supervisord.conf

Please see our documentation for more information on selecting a port.

If you are a member of more than one compute group, you will be prompted to specify an LSF User Group with -G group_name or by setting the LSB_SUB_USER_GROUP variable.

The job will output the name of the blade it’s running on in the terminal.

<<Starting on compute1-exec-N.ris.wustl.edu>>

# translates to the IP address you enter into the web browser:
https://compute1-exec-N.compute.ris.wustl.edu:8080/vnc.html

The password will be what you set above.
You can change GUI display size by clicking on the settings icon on the left of the browser and selecting ‘Local Scaling’ from the Scaling Mode dropdown. Click the settings icon again to resume session.
The display height and width can also be changed by passing them as variables.

export DISPLAY_WIDTH=width (default is 1024)
export DISPLAY_HEIGHT=height (default is 768)