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#!/usr/bin/python3
# Copyright (C) 2011, 2012 Canonical Ltd.
# Author: Martin Pitt <martin.pitt@canonical.com>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 3 of the License.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
'''Release a proposed stable release update.
Copy packages from -proposed to -updates, and optionally to -security and the
development release.
USAGE:
sru-release [-s] [-d] <release> <package> [<package> ...]
'''
from __future__ import print_function
from collections import defaultdict
from functools import partial
import datetime
import optparse
import os
import subprocess
import sys
import time
import unittest
from six.moves.urllib.request import urlopen
from io import TextIOWrapper
from launchpadlib.launchpad import Launchpad
from kernel_series import KernelSeries
# Each entry in this list is a list of source packages that are known
# to have inter-dependencies and must be released simultaneously.
# If possible, each list should be ordered such that earlier
# entries could be released slightly before subsequent entries.
RELEASE_TOGETHER_PACKAGE_GROUPS = [
['linux-hwe', 'linux-signed-hwe', 'linux-meta-hwe'],
['linux', 'linux-signed', 'linux-meta'],
['grub2', 'grub2-signed'],
['shim', 'shim-signed'],
['libreoffice', 'libreoffice-l10n'],
]
MISSING_PACKAGES_FROM_GROUP = (
"The set of packages requested for release are listed as dangerous \n"
"to release without also releasing the following at the same time:\n"
" {missing}\n\n"
"For more information, see:\n"
" https://lists.ubuntu.com/archives/ubuntu-devel/2018-June/040380.html\n\n"
"To ignore this message, pass '--skip-package-group-check'.")
BZR_HINT_BRANCH = "lp:~ubuntu-sru/britney/hints-ubuntu-%s"
def check_package_sets(packages):
"""Return a re-ordered list of packages respecting the PACKAGE_SETS
defined above. If any packages are missing, raise error."""
# pkg2group is a dict where each key is a pkg in a group and value is the
# complete group.
pkg2group = {}
for pgroup in RELEASE_TOGETHER_PACKAGE_GROUPS:
for pkg in pgroup:
if pkg in pkg2group:
raise RuntimeError(
"Overlapping package groups. '%s' is in '%s' and '%s'." %
(pkg, pgroup, pkg2group[pkg]))
pkg2group[pkg] = pgroup
seen = set()
new_pkgs = []
for pkg in packages:
if pkg not in pkg2group:
add = [pkg]
else:
add = list(pkg2group[pkg])
new_pkgs.extend([a for a in add if a not in seen])
seen.update(add)
orig = set(packages)
new = set(new_pkgs)
if orig != new:
raise ValueError(
MISSING_PACKAGES_FROM_GROUP.format(
missing=' '.join(new.difference(orig))))
return new_pkgs
class CheckPackageSets(unittest.TestCase):
def test_expected_linux_order_fixed(self):
self.assertEqual(
['pkg1', 'linux', 'linux-signed', 'linux-meta', 'pkg2'],
check_package_sets(['pkg1', 'linux-meta', 'linux', 'linux-signed', 'pkg2']))
def test_raises_value_error_on_missing(self):
self.assertRaises(
ValueError, check_package_sets, ['pkg1', 'linux'])
def test_single_item_with_missing(self):
self.assertRaises(
ValueError, check_package_sets, ['linux'])
def test_single_item_without_missing(self):
self.assertEqual(
check_package_sets(['pkg1']), ['pkg1'])
def test_multiple_package_groups(self):
"""Just make sure that having multiple groups listed still errors."""
self.assertRaises(
ValueError, check_package_sets, ['pkg1', 'linux', 'grub2'])
def match_srubugs(options, changesfileurl):
'''match between bugs with verification- tag and bugs in changesfile'''
bugs = []
if changesfileurl is None:
return bugs
# Load changesfile
changelog = TextIOWrapper(urlopen(changesfileurl), encoding='utf-8')
bugnums = []
for l in changelog:
if l.startswith('Launchpad-Bugs-Fixed: '):
bugnums = l.split()[1:]
break
for b in bugnums:
if b in options.exclude_bug:
continue
try:
bugs.append(launchpad.bugs[int(b)])
except:
print('%s: bug %s does not exist or is not accessible' %
(changesfileurl, b))
return bugs
def update_sru_bug(bug, pkg):
'''Unsubscribe SRU team and comment on bug re: how to report regressions'''
m_subjects = [m.subject for m in bug.messages]
if 'Update Released' in m_subjects:
print('LP: #%s was not commented on' % bug.id)
return
sru_team = launchpad.people['ubuntu-sru']
bug.unsubscribe(person=sru_team)
text = ("The verification of the Stable Release Update for %s has "
"completed successfully and the package is now being released "
"to -updates. Subsequently, the Ubuntu Stable Release Updates "
"Team is being unsubscribed and will not receive messages "
"about this bug report. In the event that you encounter "
"a regression using the package from -updates please report "
"a new bug using ubuntu-bug and tag the bug report "
"regression-update so we can easily find any regressions." % pkg)
bug.newMessage(subject="Update Released", content=text)
bug.lp_save()
def get_versions(options, sourcename):
'''Get current package versions.
If options.pattern is True, return all versions for package names
matching options.pattern.
If options.pattern is False, only return one result.
Return map pkgname -> {'release': version, 'updates': version,
'proposed': version, 'changesfile': url_of_proposed_changes,
'published': proposed_date}
'''
versions = defaultdict(dict)
if src_archive.reference == 'ubuntu':
pocket = 'Proposed'
else:
pocket = 'Release'
matches = src_archive.getPublishedSources(
source_name=sourcename, exact_match=not options.pattern,
status='Published', pocket=pocket, distro_series=series)
for match in matches:
# versions in all pockets
for pub in src_archive.getPublishedSources(
source_name=match.source_package_name, exact_match=True,
status='Published', distro_series=series):
key = pub.pocket.lower()
# special case for ppas, which don't have pockets but need
# to be treated as -proposed
if pocket == 'Release' and key == 'release':
key = 'proposed'
versions[pub.source_package_name][key] = (
pub.source_package_version)
if pocket in pub.pocket:
versions[pub.source_package_name]['changesfile'] = (
pub.changesFileUrl())
# When the destination archive differs from the source scan that too.
if dst_archive != src_archive:
for pub in dst_archive.getPublishedSources(
source_name=match.source_package_name, exact_match=True,
status='Published', distro_series=series):
key = 'security' # pub.pocket.lower()
versions[pub.source_package_name][key] = (
pub.source_package_version)
if pocket in pub.pocket:
versions[pub.source_package_name]['changesfile'] = (
pub.changesFileUrl())
# devel version
if devel_series:
for pub in src_archive.getPublishedSources(
source_name=match.source_package_name, exact_match=True,
status='Published', distro_series=devel_series):
if pub.pocket in ('Release', 'Proposed'):
versions[pub.source_package_name]['devel'] = (
pub.source_package_version)
else:
versions[match.source_package_name]['devel'] = None
return versions
def release_packages(options, packages):
'''Release the packages listed in the packages argument.'''
pkg_versions_map = {}
# Dictionary of packages and their versions that need copying by britney.
# Those packages have unblock hints added.
packages_to_britney = {}
for package in packages:
pkg_versions_map[package] = get_versions(options, package)
if not pkg_versions_map[package]:
message = ('ERROR: No such package, ' + package + ', in '
'-proposed, aborting\n')
sys.stderr.write(message)
sys.exit(1)
for pkg, versions in pkg_versions_map[package].items():
print('--- Releasing %s ---' % pkg)
print('Proposed: %s' % versions['proposed'])
if 'security' in versions:
print('Security: %s' % versions['security'])
if 'updates' in versions:
print('Updates: %s' % versions['updates'])
else:
print('Release: %s' % versions.get('release'))
if options.devel and 'devel' in versions:
print('Devel: %s' % versions['devel'])
copy = partial(
dst_archive.copyPackage, from_archive=src_archive,
include_binaries=True, source_name=pkg,
version=versions['proposed'], auto_approve=True)
if options.devel and not options.britney:
if ('devel' not in versions or
versions['devel'] in (
versions.get('updates', 'notexisting'),
versions['release'])):
if not options.no_act:
copy(to_pocket='Proposed', to_series=devel_series.name)
print('Version in %s matches development series, '
'copied to %s-proposed' %
(release, devel_series.name))
else:
print('ERROR: Version in %s does not match development '
'series, not copying' % release)
if options.no_act:
if options.release:
print('Would copy to %s' % release)
else:
print('Would copy to %s-updates' % release)
else:
if options.release:
# -proposed -> release
copy(to_pocket='Release', to_series=release)
print('Copied to %s' % release)
else:
# -proposed -> -updates
if (package != 'linux' and
not package.startswith('linux-') and
not options.security):
if options.britney:
# We can opt in to use britney for the package copy
# instead of doing direct pocket copies.
packages_to_britney[pkg] = versions['proposed']
else:
copy(to_pocket='Updates', to_series=release,
phased_update_percentage=options.percentage)
print('Copied to %s-updates' % release)
else:
copy(to_pocket='Updates', to_series=release)
print('Copied to %s-updates' % release)
# -proposed -> -security
if options.security:
if options.no_act:
print('Would copy to %s-security' % release)
else:
copy(to_pocket='Security', to_series=release)
print('Copied to %s-security' % release)
# Write hints for britney to copy the selected packages
if options.britney and packages_to_britney:
release_package_via_britney(options, packages_to_britney)
# If everything went well, update the bugs
if not options.no_bugs:
for pkg_versions in pkg_versions_map.values():
for pkg, versions in pkg_versions.items():
sru_bugs = match_srubugs(options, versions['changesfile'])
tag = 'verification-needed-%s' % release
for sru_bug in sru_bugs:
if tag not in sru_bug.tags:
update_sru_bug(sru_bug, pkg)
def release_package_via_britney(options, packages):
'''Release selected packages via britney unblock hints.'''
hints_path = os.path.join(options.cache, 'hints-ubuntu-%s' % release)
hints_file = os.path.join(hints_path, 'sru-release')
# Checkout the hints branch
if not os.path.exists(hints_path):
cmd = ['bzr', 'checkout', '--lightweight',
BZR_HINT_BRANCH % release, hints_path]
else:
cmd = ['bzr', 'update', hints_path]
try:
subprocess.check_call(cmd)
except subprocess.CalledProcessError:
sys.stderr.write("Failed bzr %s for the hints branch at %s\n" %
(cmd[1], hints_path))
sys.exit(1)
# Create the hint with a timestamp comment
timestamp = time.time() # In python2 we can't use datetime.timestamp()
date = datetime.datetime.now().ctime()
unblock_string = '# %s %s\n' % (timestamp, date)
unblock_string += ''.join(['unblock %s/%s\n' % (pkg, ver)
for pkg, ver in packages.items()])
unblock_string += '\n'
# Update and commit the hint
with open(hints_file, 'a+') as f:
f.write(unblock_string)
cmd = ['bzr', 'commit', '-m', 'sru-release %s %s' %
(release, ' '.join(packages.keys()))]
try:
subprocess.check_call(cmd)
except subprocess.CalledProcessError:
sys.stderr.write('Failed to bzr commit to the hints file %s\n'
'Please investigate the local hint branch and '
'commit the required unblock entries as otherwise '
'your changes will be lost.\n' %
hints_file)
sys.exit(1)
print('Added hints for promotion in release %s of packages %s' %
(release, ' '.join(packages.keys())))
if __name__ == '__main__':
if len(sys.argv) > 1 and sys.argv[1] == "run-tests":
sys.exit(unittest.main(argv=[sys.argv[0]] + sys.argv[2:]))
parser = optparse.OptionParser(
usage='usage: %prog [options] <release> <package> [<package> ...]')
parser.add_option(
'-l', '--launchpad', dest='launchpad_instance', default='production')
parser.add_option(
'--security', action='store_true', default=False,
help='Additionally copy to -security pocket')
parser.add_option(
'-d', '--devel', action='store_true', default=False,
help='Additionally copy to development release (only works if that '
'has the same version as <release>)')
parser.add_option(
'-r', '--release', action='store_true', default=False,
help='Copy to release pocket instead of -updates (useful for staging '
'uploads in development release)')
parser.add_option(
"-z", "--percentage", type="int", default=10,
metavar="PERCENTAGE", help="set phased update percentage")
parser.add_option(
'-n', '--no-act', action='store_true', default=False,
help='Only perform checks, but do not actually copy packages')
parser.add_option(
'-p', '--pattern', action='store_true', default=False,
help='Treat package names as patterns, not exact matches')
parser.add_option(
'--no-bugs', action='store_true', default=False,
help='Do not act on any bugs (helpful to avoid races).')
parser.add_option(
'--exclude-bug', action='append', default=[], metavar='BUG',
help='Do not update BUG.')
parser.add_option(
'-E', '--esm', action='store_true', default=False,
help='Copy from the kernel ESM proposed PPA to the ESM publication PPA')
parser.add_option(
'--skip-package-group-check', action='store_true', default=False,
help=('Skip the package set checks that require some packages '
'be released together'))
parser.add_option(
'--britney', action='store_true', default=False,
help='Use britney for copying the packages over to -updates (only '
'works for regular package releases into updates)')
parser.add_option(
'-C', '--cache', default='~/.cache/sru-release',
help='Cache directory to be used for the britney hints checkout')
options, args = parser.parse_args()
if len(args) < 2:
parser.error(
'You must specify a release and source package(s), see --help')
if options.release and (options.security or options.devel):
parser.error('-r and -s/-d are mutually exclusive, see --help')
release = args.pop(0)
packages = args
# XXX: we only want to instantiate KernelSeries if we suspect this is
# a kernel package, this is necessarily dirty, dirty, dirty.
kernel_checks = False
for package in packages:
if package.startswith('linux-') or package == 'linux':
kernel_checks = True
if not options.skip_package_group_check:
try:
packages = check_package_sets(packages)
except ValueError as e:
sys.stderr.write(e.args[0] + '\n')
sys.exit(1)
options.cache = os.path.expanduser(options.cache)
if not os.path.isdir(options.cache):
if os.path.exists(options.cache):
print('Cache path %s already exists and is not a directory.'
% options.cache)
sys.exit(1)
os.makedirs(options.cache)
launchpad = Launchpad.login_with(
'ubuntu-archive-tools', options.launchpad_instance, version='devel')
ubuntu = launchpad.distributions['ubuntu']
series = ubuntu.getSeries(name_or_version=release)
devel_series = ubuntu.current_series
if not devel_series:
sys.stderr.write(
'WARNING: No current development series, -d will not work\n')
devel_series = None
ks_source = None
if kernel_checks:
kernel_series = KernelSeries()
# See if we have a kernel-series record for this package. If we do
# then we are going to pivot to the routing therein.
ks_series = kernel_series.lookup_series(codename=release)
for ks_source_find in ks_series.sources:
for ks_package in ks_source_find.packages:
if ks_package.name == packages[0]:
ks_source = ks_source_find
break
# First confirm everything in this set we are attempting to release
# are indeed listed as valid for this kernel.
if ks_source is not None:
for package in packages:
if ks_source.lookup_package(package) is None:
sys.stderr.write(
'WARNING: {} not found in packages for kernel {}\n'.format(
package, ks_source.name))
if ks_source is None and release in ('precise', 'trusty'):
sys.stdout.write(
'Called for {}; assuming kernel ESM publication\n'.format(release))
options.esm = True
# If we found a KernelSeries entry this has accurate routing information
# attached use that.
if ks_source is not None:
src_archive_ref, src_archive_pocket = ks_source.routing.lookup_destination('proposed', primary=True)
src_archive = launchpad.archives.getByReference(
reference=src_archive_ref)
dst_archive_ref, dst_archive_pocket = ks_source.routing.lookup_destination('updates', primary=True)
if dst_archive_ref == src_archive_ref:
dst_archive = src_archive
else:
dst_archive = launchpad.archives.getByReference(
reference=dst_archive_ref)
# Announce any non-standard archive routing.
if src_archive_ref != 'ubuntu':
print("Src Archive: {}".format(src_archive_ref))
if dst_archive_ref != 'ubuntu':
print("Dst Archive: {}".format(dst_archive_ref))
# --security is meaningless for private PPA publishing (XXX: currently true)
options.security = False
options.release = True
elif options.esm:
# --security is meaningless for ESM everything is a security update.
options.security = False
options.release = True
src_archive = launchpad.archives.getByReference(
reference='~canonical-kernel-esm/ubuntu/proposed')
dst_archive = launchpad.archives.getByReference(
reference='~ubuntu-esm/ubuntu/esm')
else:
src_archive = dst_archive = ubuntu.getArchive(name='primary')
release_packages(options, packages)