Improvements for Guacamole Console

[sbbarragan]

Description
Each protocol supported by Guacamole has its own set of configuration parameters.

Improvements include:

• Reboot button in VNC console

• Check clipboard (copy&paste) across all options(not supported by qemu VNC)

• VNC

  • autoretry
  • read-only
  • enable-audio
  • clipboard-encoding

• RDP

  • changes security mode
  • disable-auth
  • server-layout
  • resize-method
  • remote-app
  • Performance flags: enable-wallpaper, enable-theming, etc
  • Implement save_rdp to download connection file by external software

• SSH

  • command
  • Internationalization/Locale settings: locale and timezone

• Telnet

• Kubernetes

  • Kubernetes support for Guacamole is provided by the libguac-client-kubernetes library

• Common configuration options

  • Disabling clipboard
  • File transfer via SFTP (drag&drop)
  • Terminal display settings (used by SSH, telnet, and Kubernetes support): color-scheme, font-name, etc

• Shared connections by link (instead of Sunstone)

Interface Changes
Improves the Virtual Desktop Infrastructure in new Sunstone

Progress Status

• Branch created
• Code committed to development branch
• Testing - QA
• Documentation
• Release notes - resolved issues, compatibility, known issues
• Code committed to upstream release/hotfix branches
• Documentation committed to upstream release/hotfix branches

[FrederickBor]

the attributes for RDP connection: server-layout, resize-method, and all the available performance flags on guacamole documentation were included in https://github.com/OpenNebula/one-ee/pull/2234