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#!/usr/bin/env python2
# Copyright 2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import datetime
import optparse
import os.path
import random
import re
import subprocess
import xmlrpclib
import urllib
from bugz.bugzilla import BugzillaProxy
from portage.package.ebuild.getmaskingstatus import getmaskingstatus
from portage.xml.metadata import MetaDataXML
import portage.versions
from common import login
if __name__ == "__main__":
parser = optparse.OptionParser()
parser.add_option("--arch", dest="arch", action="append", help="Gentoo arch to use, e.g. x86, amd64, ... Can be passed multiple times.")
parser.add_option("--days", dest="days", type=int, default=30, help="Number of days in the tree after stabilization is possible.")
parser.add_option("--repo", dest="repo", help="Path to portage CVS repository")
parser.add_option("--category", dest="category", help="Portage category filter (default is all categories)")
parser.add_option("--exclude", dest="exclude", default=".*(kde-base|sci|lisp|perl-core|virtual|gnome|ruby|x11|mono|dotnet|games|xfce|leechcraft).*", help="Regular expression for excluded packages.")
parser.add_option("-o", "--output", dest="output_filename", default="stabilization-candidates.txt", help="Output filename for generated stabilization candidates list.")
(options, args) = parser.parse_args()
if not options.arch:
parser.error("--arch option is required")
if not options.repo:
parser.error("--repo option is required")
if args:
parser.error("unrecognized command-line args")
url = 'https://bugs.gentoo.org/xmlrpc.cgi'
print 'You will be prompted for your Gentoo Bugzilla username and password (%s).' % url
bugzilla = BugzillaProxy(url)
login(bugzilla)
final_candidates = []
now = datetime.datetime.now()
for cp in portage.portdb.cp_all():
if options.category and not cp.startswith(options.category + "/"):
continue
cvs_path = os.path.join(options.repo, cp)
try:
metadata = MetaDataXML(os.path.join(cvs_path, 'metadata.xml'), '/usr/portage/metadata/herds.xml')
except IOError:
continue
maintainer_split = metadata.format_maintainer_string().split(' ', 1)
maintainer = maintainer_split[0]
if len(maintainer_split) > 1:
other_maintainers = maintainer_split[1].split(',')
else:
other_maintainers = []
if options.exclude:
if re.match(options.exclude, cp):
continue
if re.match(options.exclude, maintainer):
continue
skip = False
for m in other_maintainers:
if re.match(options.exclude, m):
skip = True
break
if skip:
continue
best_stable = portage.versions.best(portage.portdb.match(cp))
if not best_stable:
continue
print 'Working on %s...' % cp,
candidates = []
for cpv in portage.portdb.cp_list(cp):
# Only consider higher versions than best stable.
if portage.versions.pkgcmp(portage.versions.pkgsplit(cpv), portage.versions.pkgsplit(best_stable)) != 1:
continue
# Eliminate alpha, beta, pre, rc, and so on packages.
is_unstable = False
for suffix in portage.versions.endversion_keys:
if ("_" + suffix) in portage.versions.pkgsplit(cpv)[1]:
is_unstable = True
break
if is_unstable:
continue
# Eliminate 'live' packages. Obviously have some false positives,
# but it'd be much worse to miss something. There are variations
# like -r9999 or .9999 in the tree.
if '99' in cpv:
continue
# Eliminate hard masked packages among others.
if getmaskingstatus(cpv) not in [[u'~%s keyword' % arch] for arch in options.arch]:
continue
candidates.append(cpv)
if not candidates:
print 'no candidates'
continue
candidates.sort(key=portage.versions.cpv_sort_key())
candidates.reverse()
# Only consider the best version for stabilization.
# It's usually better tested, and often maintainers refuse
# to stabilize anything else, e.g. bug #391607.
best_candidate = str(candidates[0])
pv = portage.versions.catsplit(best_candidate)[1]
try:
with open(os.path.join(options.repo, cp, 'ChangeLog')) as changelog_file:
regex = '\*%s \((.*)\)' % re.escape(pv)
match = re.search(regex, changelog_file.read())
if not match:
print 'error parsing ChangeLog'
continue
changelog_date = datetime.datetime.strptime(match.group(1), '%d %b %Y')
if now - changelog_date < datetime.timedelta(days=options.days):
print 'not old enough'
continue
except IOError, e:
print e
continue
keywords = portage.db["/"]["porttree"].dbapi.aux_get(best_candidate, ['KEYWORDS'])[0]
missing_arch = False
for arch in options.arch:
if arch not in keywords:
missing_arch = True
break
if missing_arch:
print 'not keyworded ~arch'
continue
# Do not risk trying to stabilize a package with known bugs.
bugs = [x for x in bugzilla.Bug.search({'summary': cp})['bugs'] if x['is_open'] and x['severity'] not in ['enhancement', 'QA']]
if bugs:
print 'has bugs'
continue
# Protection against filing a stabilization bug twice.
bugs = bugzilla.Bug.search({'summary': best_candidate})['bugs']
if bugs:
print 'version has bugs'
continue
ebuild_name = portage.versions.catsplit(best_candidate)[1] + ".ebuild"
ebuild_path = os.path.join(cvs_path, ebuild_name)
manifest_path = os.path.join(cvs_path, 'Manifest')
try:
original_contents = open(ebuild_path).read()
manifest_contents = open(manifest_path).read()
except IOError, e:
print e
continue
try:
for arch in options.arch:
subprocess.check_output(["ekeyword", arch, ebuild_name], cwd=cvs_path)
subprocess.check_output(["repoman", "manifest"], cwd=cvs_path)
subprocess.check_output(["repoman", "full"], cwd=cvs_path)
except subprocess.CalledProcessError:
print 'repoman error'
continue
finally:
f = open(ebuild_path, "w")
f.write(original_contents)
f.close()
f = open(manifest_path, "w")
f.write(manifest_contents)
f.close()
with open(options.output_filename, 'a') as f:
f.write('# %s %s\n' % (maintainer, ', '.join(other_maintainers)))
f.write('%s\n' % best_candidate)
print (best_candidate, maintainer, other_maintainers)
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