fedora-comps/check-missing

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#!/bin/python3
# This script looks for the 'latest' comps-fXX.xml.in file, assumes it's
# for Rawhide, and looks through its `pkgreq` lines for ones that specify
# packages that do not currently exist in Rawhide. It is arch-aware. It
# expects to be run on a Fedora system with network access, as it will
# try to query the 'rawhide' dnf repo to get lists of currently-existing
# packages.
import glob
import subprocess
import xml.etree.ElementTree as ET
ARCHES = ('aarch64', 'armv7hl', 'i686', 'ppc64le', 's390x', 'x86_64')
# gather package lists. this eats lots of RAM. I don't care.
pkgs = {}
for arch in ARCHES:
pkgtext = subprocess.run(('dnf', '--forcearch={}'.format(arch), '--disablerepo=*', '--enablerepo=rawhide', 'repoquery', '--qf=%{NAME}'), capture_output=True, text=True).stdout
pkgs[arch] = pkgtext.splitlines()
# find the *latest* comps file (assume it's rawhide)
compsfiles = glob.glob('comps-f*.xml.in')
latest = sorted(compsfiles, key=lambda x: int(''.join(c for c in x if c.isdigit())))[-1]
# find package reqs in comps
root = ET.parse(latest).getroot()
pkgreqs = root.findall('.//packagereq')
# check!
for pkgreq in pkgreqs:
# list of arches the package is missing on
missing = []
# arches the package is listed for (if no 'arch' key, it's listed for all)
reqarches = pkgreq.get('arch', '').replace('armhfp', 'armv7hl').replace('i386', 'i686').replace('ppc64,','')
if reqarches:
reqarches = reqarches.split(',')
else:
reqarches = ARCHES
# do the actual check, append arch to 'missing' if it's not there
for arch in reqarches:
if arch in pkgs and pkgreq.text not in pkgs[arch]:
missing.append(arch)
# print the result
if missing == list(ARCHES):
print('Package {} not found for any arch'.format(pkgreq.text))
elif missing:
print('Package {} not found for arches {}'.format(pkgreq.text, ', '.join(missing)))