You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
127 lines
4.1 KiB
127 lines
4.1 KiB
#!/usr/bin/python3
|
|
# -*- coding: utf-8 -*-
|
|
|
|
# Copyright (C) 2013 Canonical Ltd.
|
|
# Author: Iain Lane <iain.lane@canonical.com>
|
|
|
|
# This library is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU Lesser General Public
|
|
# License as published by the Free Software Foundation; either
|
|
# version 2.1 of the License, or (at your option) any later version.
|
|
|
|
# This library is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
# Lesser General Public License for more details.
|
|
|
|
# You should have received a copy of the GNU Lesser General Public
|
|
# License along with this library; if not, write to the Free Software
|
|
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
|
|
# USA
|
|
|
|
import argparse
|
|
import apt_pkg
|
|
import gzip
|
|
import io
|
|
import json
|
|
import logging
|
|
import os
|
|
import re
|
|
import urllib.request
|
|
import sys
|
|
|
|
PARSED_SEEDS_URL = \
|
|
'http://qa.ubuntuwire.org/ubuntu-seeded-packages/seeded.json.gz'
|
|
LOGGER = logging.getLogger(os.path.basename(sys.argv[0]))
|
|
|
|
|
|
class GetPackage():
|
|
apt_cache_initialised = False
|
|
|
|
def __init__(self):
|
|
# Initialise python-apt
|
|
if not GetPackage.apt_cache_initialised:
|
|
apt_pkg.init()
|
|
GetPackage.apt_cache_initialised = True
|
|
|
|
self.cache = apt_pkg.Cache(None)
|
|
self.pkgrecords = apt_pkg.PackageRecords(self.cache)
|
|
self.depcache = apt_pkg.DepCache(self.cache)
|
|
|
|
# Download & parse the seeds
|
|
response = urllib.request.urlopen(PARSED_SEEDS_URL)
|
|
|
|
buf = io.BytesIO(response.read())
|
|
f = gzip.GzipFile(fileobj=buf)
|
|
data = f.read().decode('utf-8')
|
|
self.seeded_packages = json.loads(data)
|
|
|
|
def getsourcepackage(self, pkg):
|
|
pkg = re.sub(':.*', '', pkg)
|
|
try:
|
|
candidate = self.depcache.get_candidate_ver(self.cache[pkg])
|
|
except KeyError: # no package found (arch specific?)
|
|
return
|
|
try:
|
|
self.pkgrecords.lookup(candidate.file_list[0])
|
|
except AttributeError: # no source (pure virtual?)
|
|
return
|
|
return self.pkgrecords.source_pkg or pkg
|
|
|
|
|
|
def main():
|
|
parser = argparse.ArgumentParser(description='Generate a freeze block for'
|
|
+ ' an Ubuntu milestone')
|
|
parser.add_argument('flavours', nargs='+',
|
|
help='The participating flavours')
|
|
parser.add_argument('--only-unique', '-u', action='store_true',
|
|
help='Block only packages unique to FLAVOURS')
|
|
parser.add_argument('--debug', '-d', action='store_true',
|
|
help='Output some extra debugging')
|
|
args = parser.parse_args()
|
|
|
|
logging.basicConfig(stream=sys.stderr,
|
|
level=(logging.DEBUG if args.debug
|
|
else logging.WARNING))
|
|
|
|
packages = GetPackage()
|
|
|
|
output = set()
|
|
skip = set()
|
|
|
|
flavours = set(args.flavours)
|
|
|
|
# binary package: [ [ product, seed ] ]
|
|
# e.g. "gbrainy": [["edubuntu", "dvd"]]
|
|
for k, v in packages.seeded_packages.items():
|
|
source_pkg = packages.getsourcepackage(k)
|
|
seeding_flavours = set([x[0] for x in v if x[1] != "supported"])
|
|
|
|
# If you don't get to freeze others' packages
|
|
if args.only_unique:
|
|
not_releasing_seeding_flavours = seeding_flavours - flavours
|
|
else:
|
|
not_releasing_seeding_flavours = None
|
|
|
|
if not_releasing_seeding_flavours:
|
|
LOGGER.debug(("Skipping %s (%s binary package) because it's"
|
|
+ " seeded on %s") % (source_pkg, k, v))
|
|
output.discard(source_pkg)
|
|
skip.add(source_pkg)
|
|
continue
|
|
|
|
if source_pkg and source_pkg in skip:
|
|
continue
|
|
|
|
if seeding_flavours.intersection(flavours) and source_pkg:
|
|
LOGGER.debug("Adding %s (%s binary package) due to %s"
|
|
% (source_pkg, k, v))
|
|
output.add(source_pkg)
|
|
skip.add(source_pkg)
|
|
|
|
print ("block", " ".join(sorted(output)))
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|