#!/usr/bin/python # Copyright (C) 2009, 2010, 2011, 2012 Canonical Ltd. # Copyright (C) 2010 Scott Kitterman # Author: Martin Pitt # 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 . '''Show changes in an unapproved upload. Generate a debdiff between current source package in a given release and the version in the unapproved queue. USAGE: queuediff -s hardy -b hal | view - ''' from __future__ import print_function import gzip import optparse import re import sys try: from urllib.parse import quote from urllib.request import urlopen, urlretrieve except ImportError: from urllib import quote, urlopen, urlretrieve import webbrowser from launchpadlib.launchpad import Launchpad default_release = 'cosmic' lp = None queue_url = 'https://launchpad.net/ubuntu/%s/+queue?queue_state=1&batch=300' ppa_url = ('https://launchpad.net/~%s/+archive/ubuntu/%s/+packages?' 'field.series_filter=%s') def parse_options(): '''Parse command line arguments. Return (options, source_package) tuple. ''' parser = optparse.OptionParser( usage='Usage: %prog [options] source_package') parser.add_option( "-l", "--launchpad", dest="launchpad_instance", default="production") parser.add_option( "-s", dest="release", default=default_release, metavar="RELEASE", help="release (default: %s)" % default_release) parser.add_option( "-p", dest="ppa", metavar="LP_USER/PPA_NAME", help="Check a PPA instead of the Ubuntu unapproved queue") parser.add_option( "-b", "--browser", dest="browser", action="store_true", default=False, help="Open Launchpad bugs in browser") (opts, args) = parser.parse_args() if len(args) != 1: parser.error('Need to specify one source package name') return (opts, args[0]) def parse_changes(changes_url): '''Parse .changes file. Return dictionary with interesting information: 'bugs' (list), 'distribution'. ''' info = {'bugs': []} for l in urlopen(changes_url): if l.startswith('Distribution:'): info['distribution'] = l.split()[1] if l.startswith('Launchpad-Bugs-Fixed:'): info['bugs'] = sorted(set(l.split()[1:])) if l.startswith('Version:'): info['version'] = l.split()[1] return info def from_queue(sourcepkg, release): '''Get .changes and debdiff from queue page. Return (changes URL, debdiff URL) pair. ''' oops_re = re.compile('class="oopsid">(OOPS[a-zA-Z0-9-]+)<') changes_re = re.compile( 'href="(http://launchpadlibrarian.net/\d+/%s_[^"]+_source.changes)"' % re.escape(quote(sourcepkg))) debdiff_re = re.compile( 'href="(http://launchpadlibrarian.net/' '\d+/%s_[^"_]+_[^_"]+\.diff\.gz)">\s*diff from' % re.escape(quote(sourcepkg))) queue_html = urlopen(queue_url % release).read() m = oops_re.search(queue_html) if m: print('ERROR: Launchpad failure:', m.group(1), file=sys.stderr) sys.exit(1) changes_url = None for m in changes_re.finditer(queue_html): # ensure that there's only one upload if changes_url: print('ERROR: Queue has more than one upload of this source, ' 'please handle manually', file=sys.stderr) sys.exit(1) changes_url = m.group(1) #print('changes URL:', changes_url, file=sys.stderr) m = debdiff_re.search(queue_html) if not m: print('ERROR: queue does not have a debdiff', file=sys.stderr) sys.exit(1) debdiff_url = m.group(1) #print('debdiff URL:', debdiff_url, file=sys.stderr) return (changes_url, debdiff_url) def from_ppa(sourcepkg, release, user, ppaname): '''Get .changes and debdiff from a PPA. Return (changes URL, debdiff URL) pair. ''' changes_re = re.compile( 'href="(https://launchpad.net/[^ "]+/%s_[^"]+_source.changes)"' % re.escape(quote(sourcepkg))) sourcepub_re = re.compile( 'href="(\+sourcepub/\d+/\+listing-archive-extra)"') #debdiff_re = re.compile( # 'href="(https://launchpad.net/.[^ "]+.diff.gz)">diff from') changes_url = None changes_sourcepub = None last_sourcepub = None for line in urlopen(ppa_url % (user, ppaname, release)): m = sourcepub_re.search(line) if m: last_sourcepub = m.group(1) continue m = changes_re.search(line) if m: # ensure that there's only one upload if changes_url: print('ERROR: PPA has more than one upload of this source, ' 'please handle manually', file=sys.stderr) sys.exit(1) changes_url = m.group(1) assert changes_sourcepub is None, ( 'got two sourcepubs before .changes') changes_sourcepub = last_sourcepub #print('changes URL:', changes_url, file=sys.stderr) # the code below works, but the debdiffs generated by Launchpad are rather # useless, as they are against the final version, not what is in # -updates/-security; so disable ## now open the sourcepub and get the URL for the debdiff #changes_sourcepub = changes_url.rsplit('+', 1)[0] + changes_sourcepub ##print('sourcepub URL:', changes_sourcepub, file=sys.stderr) #sourcepub_html = urlopen(changes_sourcepub).read() #m = debdiff_re.search(sourcepub_html) #if not m: # print('ERROR: PPA does not have a debdiff', file=sys.stderr) # sys.exit(1) #debdiff_url = m.group(1) ##print('debdiff URL:', debdiff_url, file=sys.stderr) debdiff_url = None return (changes_url, debdiff_url) # # main # (opts, sourcepkg) = parse_options() if opts.ppa: (user, ppaname) = opts.ppa.split('/', 1) (changes_url, debdiff_url) = from_ppa( sourcepkg, opts.release, user, ppaname) else: (changes_url, debdiff_url) = from_queue(sourcepkg, opts.release) # print diff if debdiff_url: print(gzip.open(urlretrieve(debdiff_url)[0]).read()) else: print('No debdiff available') # parse changes and open bugs changes = parse_changes(changes_url) if opts.browser: for b in changes['bugs']: webbrowser.open('https://bugs.launchpad.net/bugs/' + b) # print matching sru-accept command if changes['bugs']: # Check for existing version in proposed lp = Launchpad.login_anonymously('queuediff', opts.launchpad_instance) ubuntu = lp.distributions['ubuntu'] series = ubuntu.getSeries(name_or_version=opts.release) if series != ubuntu.current_series: archive = ubuntu.main_archive existing = [ pkg.source_package_version for pkg in archive.getPublishedSources( exact_match=True, distro_series=series, pocket='Proposed', source_name=sourcepkg, status='Published')] updates = [ pkg.source_package_version for pkg in archive.getPublishedSources( exact_match=True, distro_series=series, pocket='Updates', source_name=sourcepkg, status='Published')] for pkg in existing: if pkg not in updates: msg = '''\ ******************************************************* * * WARNING: %s already published in Proposed (%s) * *******************************************************''' % (sourcepkg, pkg) # show it in the diff as well as in the terminal print(msg) print(msg, file=sys.stderr) print('''After accepting this SRU from the queue, run: sru-accept -v %s -s %s -p %s %s''' % (changes['version'], changes['distribution'].split('-')[0], sourcepkg, ' '.join(changes['bugs'])), file=sys.stderr) # for PPAs, print matching copy command if opts.ppa: print('\nTo copy from PPA to distribution, run:\n' ' copy-package -b --from=~%s/ubuntu/%s -s %s --to=ubuntu ' '--to-suite %s-proposed -y %s\n' % (user, ppaname, opts.release, opts.release, sourcepkg), file=sys.stderr)