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Daniel Hilst fd9484f38c fix(build): address review on builddebs.pl, and repoint CI at the new repo
Four fixes from @viniciusferrao's review plus the CI break his review predates.

orig tarball version. dpkg looks for <source>_<upstream>.orig.tar.gz with no
Debian revision, and the call site passed the full Version-Release. The rule now
lives in BuildUtils::upstream_version and orig_tarball_name applies it, so the
call site cannot get it wrong whichever string it is handed. Currently dormant --
every package is Format: 1.0, so the quilt branch does not run, which is why the
differential build did not catch it.

--dest could write to the filesystem root. Cwd::abs_path returns undef when a
PARENT component is missing (a missing leaf is fine), and the caller interpolated
that, so `--dest /no/such/parent/out` became `/debs` and `/xcat-core` at /.
Replaced with BuildUtils::resolve_dest, which is rel2abs and purely lexical --
correct for an output directory that does not exist yet.

Generated debian/control left behind. xCAT-genesis-scripts has no debian/control
of its own; it is generated from control-<arch>. The cleanup restored only files
that already existed, so the generated one stayed. Worse than dirty: ppc64el ran
last, so the restore put back the amd64 BACKUP and the leftover was the wrong
architecture's control, which a later single-arch build would have started from.
with_prepared_tree now records created files and removes them. Verified by a real
build: the checkout is byte-clean afterwards, matching the oracle.

CI install step. build-ubunturepo wrote its repo to $curdir/../../xcat-core,
which under GitHub's work/<repo>/<repo> layout IS $RUNNER_WORKSPACE, so
install_xcat's `./mklocalrepo.sh` happened to be in the directory it chdir'd to.
builddebs.pl writes inside the checkout instead -- that outside-the-checkout path
is what used to rm -rf the tree -- so install_xcat now names the script by its
real location and fails with a clear message if the build produced no repository.
This is what reddened xcat_pr_test at 2m13s; the builder itself was fine (the
exact CI invocation, `./builddebs.pl --force` with no --dest, returns 0 with all
14 packages).

The executable bit was already fixed before the review landed.

Both new helpers are tested and mutation-verified: not stripping the revision
reddens 3 assertions, swapping rel2abs back to abs_path reddens 2. Equivalence
re-measured after these changes -- all 14 packages identical to build-ubunturepo
in control and in every non-changelog file by md5.

Signed-off-by: Daniel Hilst <392820+dhilst@users.noreply.github.com>
2026-09-01 07:24:48 -03:00
Daniel Hilst 4bdb06fd7b refactor(build): replace build-ubunturepo with builddebs.pl and BuildUtils.pm
build-ubunturepo was 710 lines of shell doing the Debian half of what
buildrpms.pl does for rpms, with no code in common and a different CLI. It also
carried paths that are dead: GSA uploads, the PROMOTE/PREGA release flows, and a
-d mode that built an xcat-dep repository from a different project's packages.

builddebs.pl replaces it and mirrors buildrpms.pl -- Getopt::Long options, one
package list, build then index then sign -- so the two builders read the same way
and share BuildUtils.pm.

The design rests on one fact: xcat-core debs are Perl. They are byte-identical
for every Ubuntu release, so they are built ONCE and the same files are published
into every codename. Only xCAT, xCATsn and xCAT-genesis-scripts carry an
architecture, and there the difference is packaging metadata, not compiled
output. That is why this needs no sbuild and no per-codename chroot -- unlike
xcat-dep, whose packages are compiled and genuinely differ per release.

BuildUtils.pm holds what both builders need and what was worth making testable:
the Version-Release derivation from the commit time, the xCAT-probe helper
staging, the deb arch and dist tables, the debian/control version pinning, the
changelog rewrite, the reprepro conf generation, and the build lock. Every
function is pure or takes its side effect as an argument, so build_utils.t (45
assertions) drives each one rather than grepping a builder for evidence that it
is called. Verified by mutation: shrinking the arch table reddens 1, dropping
the /g from the control pin reddens 2.

The env-var CLI maps to options: BUILDALL=1 -> --force, GPGSIGN=1 -> --gpg-sign,
GPG_HOME -> --gpg-home, DEST -> --dest, DISTS -> --dist (repeatable). UP=0 has no
equivalent because uploading is gone -- the CD pipeline's deploy step publishes.

Callers updated: github_action_xcat_test.pl and travis.pl. The comment in
github_action_xcat_test.pl explaining why CI copies the tree before building is
corrected -- build-ubunturepo rm -rf'd $curdir/../../xcat-core, which under
GitHub's work/<repo>/<repo> layout is the checkout's own parent; builddebs.pl
writes under dist/debs inside the checkout and restores every file it edits, so
the copy is now only isolating the tests from build residue.

Two tests moved with it. build_ubunturepo_lock.t extracted the lock out of the
shell with a regex and ran that; the lock is now a function, so builddebs_lock.t
calls it -- and asserts what actually matters, that two builds of one checkout
fail fast while two builds of different checkouts run concurrently.
ubuntu_2604_pkglist.t asserted that resolute appeared in a shell fragment of
build-ubunturepo's source; it now asks BuildUtils for the release list and checks
a resolute stanza reaches conf/distributions. That assertion would have passed on
any file containing the fragment and broken on a reflow that changed nothing.

Verified: prove -r xCAT-test/unit fails on 6 files here against 7 on
upstream/master, the difference being apache_config_sources.t, fixed by the
preceding commit. The remaining 6 are missing DB modules on the machine that ran
it and are identical on both.

NOT done here, and required before this can merge: the Ubuntu core CD pipelines
still invoke ./build-ubunturepo (ci/ubuntu/Jenkinsfile.core-ubuntu-{devel,stable}
in VersatusHPC/xcat-core-ci-cd, and the inline script in each live Jenkins job).
Those must be switched to builddebs.pl in the same change window.

Signed-off-by: Daniel Hilst <392820+dhilst@users.noreply.github.com>
2026-09-01 07:08:04 -03:00