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[codex] Add Ubuntu distro VM disk headroom #278

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Merged
Jesssullivan merged 1 commit into from
Apr 29, 2026
Merged

[codex] Add Ubuntu distro VM disk headroom #278

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9 changes: 6 additions & 3 deletions docs/distro-testing-readiness-plan.md
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Expand Up @@ -29,8 +29,11 @@ As of 2026-04-29:
Ubuntu-family `DEB` is diagnostic there until a separate Debian baseline
artifact or backports policy is chosen
- release run `25087301829` proved the exact signed Fedora 42 RPM and Rocky 10
terminal-first RPM in KVM; the upload was blocked by the Debian diagnostic
mismatch before Ubuntu could run
terminal-first RPM in KVM
- release run `25088831284` built and signed all Linux artifacts, re-proved
Fedora 42 and Rocky 10 in KVM, then exposed an Ubuntu 24.04 cloud-image disk
headroom blocker before release upload; PR `#278` adds Ubuntu VM disk
expansion for that broad-feature `DEB` validation
- `numtide/nix-vm-test#172` merged on 2026-04-22 with `Fedora 42` and
`Rocky 10.1` image support, so upstream image availability is no longer the
blocker
Expand Down Expand Up @@ -307,7 +310,7 @@ Until then:

## Ordered Next Actions

1. rerun release-gated proof after the Debian diagnostic posture change so
1. rerun release-gated proof after the Ubuntu VM disk-headroom change so
Ubuntu/Fedora/Rocky exact-artifact gates can upload signed assets
2. record one direct QA pass for `Ubuntu 24.04`, `Fedora 42`, `Debian 12`, and
`Rocky 10`
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7 changes: 5 additions & 2 deletions docs/linux-packaging-cd-plan.md
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Expand Up @@ -23,8 +23,11 @@ As of 2026-04-29:
- the release workflow now builds a separate Rocky 10 terminal-first RPM and
wires it into the release-gated VM validator
- release run `25087301829` proved the exact signed Fedora 42 and Rocky 10 RPMs
in KVM; release upload was blocked by the Debian 12 broad-feature `DEB`
diagnostic mismatch before Ubuntu could run
in KVM
- release run `25088831284` built and signed all Linux artifacts, re-proved
Fedora 42 and Rocky 10 in KVM, then failed before upload because the Ubuntu
24.04 cloud image ran out of disk while unpacking the broad-feature `DEB`
dependency closure; PR `#278` adds Ubuntu VM disk expansion for that gate
- Linux release automation builds:
- `DEB`
- `RPM`
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4 changes: 4 additions & 0 deletions nix/tests-distro.nix
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Expand Up @@ -274,6 +274,10 @@
# ── Test: Ubuntu 24.04 DEB install ───────────────────────────────
distro-ubuntu2404 =
(nvt.ubuntu."24_04" {
# The broad-feature DEB pulls in the GTK/WebKit desktop dependency
# closure. Ubuntu cloud images are too small for that unpack step unless
# the guest root disk is expanded before boot.
diskSize = "+8G";
sharedDirs = {
pkg = {
source = "${cmuxDebDir}";
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