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#!/usr/bin/env python3
#
# checks for differences in the multiarch status of packages
#
# can be used to compare the multiarch status of two distributions
# only compares packages that exist in both distributions
from __future__ import print_function
import apt_pkg
from collections import defaultdict
from functools import cmp_to_key
import sys
sys.path.append("/usr/share/botch")
from util import read_tag_file
def ma_diff(packages1, packages2, verbose=False):
multiarch = defaultdict(set)
for pkg in packages1:
if pkg["Architecture"] != "all":
arch = "any"
else:
arch = "all"
multiarch[(pkg["Package"], arch)].add(
(pkg["Version"], pkg.get("Multi-Arch", "no"))
)
packages = dict()
apt_pkg.init()
# get highest version for each package and check for mixed architecture
for pkg2 in packages2:
if pkg2["Architecture"] != "all":
arch2 = "any"
else:
arch2 = "all"
pkg1 = packages.get((pkg2["Package"], arch2))
if not pkg1 or (apt_pkg.version_compare(pkg2["Version"], pkg1["Version"]) > 0):
packages[(pkg2["Package"], arch2)] = pkg2
result = list()
for pkg in list(packages.values()):
if pkg["Architecture"] != "all":
arch = "any"
else:
arch = "all"
pkg1 = multiarch.get((pkg["Package"], arch))
if not pkg1:
continue
# get the package with the highest version number
pkg1 = sorted(
pkg1, key=cmp_to_key(lambda a, b: apt_pkg.version_compare(a[0], b[0]))
)
_, ma1 = pkg1[-1]
ma2 = pkg.get("Multi-Arch", "no")
if ma2 != ma1:
result.append((pkg["Package"], arch, ma1, ma2))
return result
if __name__ == "__main__":
import argparse
parser = argparse.ArgumentParser(
description=("Check for differences in multiarch annotations")
)
parser.add_argument("packages1", type=read_tag_file, help="input Packages file #1")
parser.add_argument("packages2", type=read_tag_file, help="input Packages file #2")
parser.add_argument("--verbose", action="store_true", help="be verbose")
args = parser.parse_args()
ret = ma_diff(args.packages1, args.packages2, args.verbose)
for n, a, ma1, ma2 in ret:
print("%s:%s\t%s\t%s" % (n, a, ma1, ma2))
exit(bool(ret))
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