Files
fedora-kickstarts/tools/list-packages-for-ks.py
Anton Medvedev ba34c74b4a rewrite list-packages-for-ks.py script to python3
Signed-off-by: Anton Medvedev <amedvede@redhat.com>
2025-05-28 12:05:58 +00:00

105 lines
3.2 KiB
Python
Executable File

#!/usr/bin/python3
# Given as input a comps definition and a .ks file, list
# the packages which would be installed. This list is
# NOT depsolved, it's merely a textual list of explicitly
# added or removed packages from the combined set.
#
# Licensed under the new-BSD license (http://www.opensource.org/licenses/bsd-license.php)
# Copyright (C) 2010 Red Hat, Inc.
# Written by Colin Walters <walters@verbum.org>
import os
import sys
import getopt
import xml.etree.ElementTree as ElementTree
import pykickstart
import pykickstart.parser
import pykickstart.version
def usage(ecode):
print("Usage: {} [--version=VERSION] COMPS.xml KICKSTART.ks".format(sys.argv[0]))
print("List packages installed by KICKSTART.")
sys.exit(ecode)
def main():
try:
opts, args = getopt.getopt(sys.argv[1:], 'h', ['help', 'version=', 'debug'])
except getopt.GetoptError as e:
usage(1)
version = None
debug = False
for o, a in opts:
if o in ('-h', '--help'):
usage(0)
elif o in ('--debug',):
debug = True
elif o in ('--version',):
version = a
if len(args) != 2:
usage(1)
comps_filename = args[0]
kickstart_filename = args[1]
if version:
version_cls = pykickstart.version.stringToVersion(version)
else:
version_cls = pykickstart.version.makeVersion()
comps = ElementTree.parse(comps_filename)
# pykickstart is going to look for files relative to
# the current directory of the kickstart file
working_directory = os.path.dirname(kickstart_filename)
if working_directory:
os.chdir(working_directory)
parser = pykickstart.parser.KickstartParser(version_cls)
parser.readKickstart(kickstart_filename)
comps_groups = comps.findall('group')
packages_for_group = {}
for group in comps_groups:
group_id = group.find('id')
assert group_id is not None
pkglist_node = group.find('packagelist')
assert pkglist_node is not None
reqs = pkglist_node.findall('packagereq')
pkglist = []
for req in reqs:
if req.attrib['type'] in ('default', 'mandatory'):
pkglist.append(req.text)
packages_for_group[group_id.text] = pkglist
pkg_list = set()
for group in parser.handler.packages.groupList:
if debug:
print("# Including {} packages from group '{}'".format(len(packages_for_group.get(group.name, [])),
group.name), file=sys.stderr)
for pkg in packages_for_group.get(group.name, []):
pkg_list.add(pkg)
if debug:
print("# Adding {} explicitly specified packages".format(len(parser.handler.packages.packageList)),
file=sys.stderr)
for pkg in parser.handler.packages.packageList:
pkg_list.add(pkg)
if debug:
print("# Processing {} explicitly excluded packages".format(len(parser.handler.packages.excludedList)),
file=sys.stderr)
for pkg in parser.handler.packages.excludedList:
pkg_list.discard(pkg)
for pkg in sorted(pkg_list):
print(pkg)
sys.exit(0)
if __name__ == '__main__':
main()