Rootless JupyterHub 3.1

JupyterHub 3.1 as system service in a rootless container.

Minimal container:

• no end-user accounts
• no end-user volume mounts
• no Slurm runtime
• read-only root filesystem

JupyterHub components:

• Oauthenticator: authentication with Oauth delegation from VSC account page
• custom VSCSlurmSpawner: generates user's environment without any local users
• batchspawner: notebooks launched to remote Slurm cluster through SSH connection
• jupyterhub-moss: resource selection interface in JupyterHub

Rootless JupyterHub 2.3 without users

• JupyterHub 2.3 as system service in a rootless container
• minimal container: no extra users, filesystem mounts or Slurm runtimes needed
• custom VSCSlurmSpawner that generates user's environment without any local users
• JupyterHub non-root user connects with SSH to remote login node and submits user's notebook job to Slurm (via sudo)
• JupyterHub user's environment is passed to notebook job through SSH and sudo with strictly controlled list of variables

JupyterHub components:

• Oauthenticator: authentication with Oauth delegation from VSC account page
• batchspawner: notebooks launched in Slurm cluster
• jupyterhub-moss: resource selection interface in JupyterHub

Rootless JupyterHub 2.0 with local users

• JupyterHub 2.0 as system service in a rootless container
• Oauthenticator: authentication with Oauth delegation from VSC account page
• batchspawner: notebooks launched in Slurm cluster
• JupyterHub connects with SSH as user to remote login node and submits notebook job to Slurm
• Users are created in the container of JupyterHub on-the-fly with access to their home directories (SSH keys)