Description

When Uyuni switched over to the containerized proxies we had to abandon salt based saltboot infrastructure we had before. Uyuni already had integration with a Cobbler provisioning server and saltboot infra was re-implemented on top of this Cobbler integration.

What was not obvious from the start was that Cobbler, having all it's features, woefully slow when dealing with saltboot size environments. We did some improvements in performance, introduced transactions, and generally tried to make this setup usable. However the underlying slowness remained.

Goals

This project is not something trying to invent new things, it is just finally implementing saltboot infrastructure directly with the Uyuni server core.

Instead of generating grub and pxelinux configurations by Cobbler for all thousands of systems and branches, we will provide a GET access point to retrieve grub or pxelinux file during the boot:

/saltboot/group/grub/$fqdn and similar for systems /saltboot/system/grub/$mac

Next we adapt our tftpd translator to query these points when asked for default or mac based config.

Lastly similar thing needs to be done on our apache server when HTTP UEFI boot is used.

Resources

Looking for hackers with the skills:

uyuni saltboot

This project is part of:

Hack Week 25

Activity

  • 19 days ago: RDiasMateus liked this project.
  • 20 days ago: oholecek added keyword "uyuni" to this project.
  • 20 days ago: oholecek added keyword "saltboot" to this project.
  • 20 days ago: oholecek started this project.
  • 20 days ago: oholecek originated this project.

  • Comments

    • oholecek
      20 days ago by oholecek | Reply

      What is done so far:

      Missing:

      • adapt Saltboot migration code to not create new entries
      • database schema upgrade code
      • adapt tftp translator code to use new endpoints

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