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#!/usr/bin/python3
# Find the next thing to work on for proposed-migration
# Copyright (C) 2023 Canonical Ltd.
# Author: Steve Langasek <steve.langasek@ubuntu.com>
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License, version 3.
# 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/>.
import lzma
import sys
import webbrowser
from argparse import ArgumentParser
import yaml
from launchpadlib.launchpad import Launchpad
from ubuntutools.utils import get_url
# proposed-migration is only concerned with the devel series; unlike other
# tools, don't make this configurable
excuses_url = "https://ubuntu-archive-team.ubuntu.com/proposed-migration/update_excuses.yaml.xz"
def get_proposed_version(excuses, package):
for k in excuses["sources"]:
if k["source"] == package:
return k.get("new-version")
return None
def claim_excuses_bug(launchpad, bug, package):
print(f"LP: #{bug.id}: {bug.title}")
ubuntu = launchpad.distributions["ubuntu"]
series = ubuntu.current_series.fullseriesname
for task in bug.bug_tasks:
# targeting to a series doesn't make the default task disappear,
# it just makes it useless
if task.bug_target_name == f"{package} ({series})":
our_task = task
break
if task.bug_target_name == f"{package} (Ubuntu)":
our_task = task
if our_task.assignee == launchpad.me:
print("Bug already assigned to you.")
return True
if our_task.assignee:
print(f"Currently assigned to {our_task.assignee.name}")
print("""Do you want to claim this bug? [yN] """, end="")
sys.stdout.flush()
response = sys.stdin.readline()
if response.strip().lower().startswith("y"):
our_task.assignee = launchpad.me
our_task.lp_save()
return True
return False
def create_excuses_bug(launchpad, package, version):
print("Will open a new bug")
bug = launchpad.bugs.createBug(
title=f"proposed-migration for {package} {version}",
tags=("update-excuse"),
target=f"https://api.launchpad.net/devel/ubuntu/+source/{package}",
description=f"{package} {version} is stuck in -proposed.",
)
task = bug.bug_tasks[0]
task.assignee = launchpad.me
task.lp_save()
print(f"Opening {bug.web_link} in browser")
webbrowser.open(bug.web_link)
return bug
def has_excuses_bugs(launchpad, package):
ubuntu = launchpad.distributions["ubuntu"]
pkg = ubuntu.getSourcePackage(name=package)
if not pkg:
raise ValueError(f"No such source package: {package}")
tasks = pkg.searchTasks(tags=["update-excuse"], order_by=["id"])
bugs = [task.bug for task in tasks]
if not bugs:
return False
if len(bugs) == 1:
print(f"There is 1 open update-excuse bug against {package}")
else:
print(f"There are {len(bugs)} open update-excuse bugs against {package}")
for bug in bugs:
if claim_excuses_bug(launchpad, bug, package):
return True
return True
def main():
parser = ArgumentParser()
parser.add_argument("-l", "--launchpad", dest="launchpad_instance", default="production")
parser.add_argument(
"-v", "--verbose", default=False, action="store_true", help="be more verbose"
)
parser.add_argument("package", nargs="?", help="act on this package only")
args = parser.parse_args()
args.launchpad = Launchpad.login_with("pm-helper", args.launchpad_instance, version="devel")
f = get_url(excuses_url, False)
with lzma.open(f) as lzma_f:
excuses = yaml.load(lzma_f, Loader=yaml.CSafeLoader)
if args.package:
try:
if not has_excuses_bugs(args.launchpad, args.package):
proposed_version = get_proposed_version(excuses, args.package)
if not proposed_version:
print(f"Package {args.package} not found in -proposed.")
sys.exit(1)
create_excuses_bug(args.launchpad, args.package, proposed_version)
except ValueError as e:
sys.stderr.write(f"{e}\n")
else:
pass # for now
if __name__ == "__main__":
sys.exit(main())
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