ubuntu-dev-tools/syncpackage

#!/usr/bin/python3
# -*- coding: utf-8 -*-
#
# Copyright (C) 2008-2010 Martin Pitt <martin.pitt@canonical.com>,
#               2010      Benjamin Drung <bdrung@ubuntu.com>,
#               2010-2011 Stefano Rivera <stefanor@ubuntu.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.
#
# 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.
#
# See file /usr/share/common-licenses/GPL-3 for more details.
#
# ##################################################################

import argparse
import fnmatch
import logging
import os
import shutil
import subprocess
import sys
import textwrap
import urllib.request

from lazr.restfulclient.errors import HTTPError

from ubuntutools import getLogger
from ubuntutools.archive import DebianSourcePackage, DownloadError, UbuntuSourcePackage
from ubuntutools.config import UDTConfig, ubu_email
from ubuntutools.lp import udtexceptions
from ubuntutools.lp.lpapicache import (
    Distribution,
    Launchpad,
    PersonTeam,
    SourcePackagePublishingHistory,
)
from ubuntutools.misc import split_release_pocket
from ubuntutools.question import YesNoQuestion
from ubuntutools.requestsync.lp import get_debian_srcpkg, get_ubuntu_srcpkg
from ubuntutools.requestsync.mail import get_debian_srcpkg as requestsync_mail_get_debian_srcpkg
from ubuntutools.version import Version

Logger = getLogger()


def remove_signature(dscname):
    """Removes the signature from a .dsc file if the .dsc file is signed."""

    dsc_file = open(dscname, encoding="utf-8")
    if dsc_file.readline().strip() == "-----BEGIN PGP SIGNED MESSAGE-----":
        unsigned_file = []
        # search until begin of body found
        for line in dsc_file:
            if line.strip() == "":
                break

        # search for end of body
        for line in dsc_file:
            if line.strip() == "":
                break
            unsigned_file.append(line)

        dsc_file.close()
        dsc_file = open(dscname, "w", encoding="utf-8")
        dsc_file.writelines(unsigned_file)
        dsc_file.close()


def add_fixed_bugs(changes, bugs):
    """Add additional Launchpad bugs to the list of fixed bugs in changes
    file."""

    changes = [line for line in changes.split("\n") if line.strip() != ""]
    # Remove duplicates
    bugs = set(str(bug) for bug in bugs)

    for i, change in enumerate(changes):
        if change.startswith("Launchpad-Bugs-Fixed:"):
            bugs.update(changes[i][22:].strip().split(" "))
            changes[i] = f"Launchpad-Bugs-Fixed: {' '.join(bugs)}"
            break
        if i == len(changes) - 1:
            # Launchpad-Bugs-Fixed entry does not exist in changes file
            line = f"Launchpad-Bugs-Fixed: {' '.join(bugs)}"
            changes.append(line)

    return "\n".join(changes + [""])


def sync_dsc(
    src_pkg,
    debian_dist,
    release,
    name,
    email,
    bugs,
    ubuntu_mirror,
    keyid=None,
    simulate=False,
    force=False,
    fakesync=False,
):
    """Local sync, trying to emulate sync-source.py
    Grabs a source package, replaces the .orig.tar with the one from Ubuntu,
    if necessary, writes a sync-appropriate .changes file, and signs it.
    """

    uploader = name + " <" + email + ">"

    new_ver = Version(src_pkg.dsc["Version"])

    try:
        ubuntu_series, ubuntu_pocket = split_release_pocket(release)
        ubuntu_source = get_ubuntu_srcpkg(src_pkg.source, ubuntu_series, ubuntu_pocket)
        ubuntu_ver = Version(ubuntu_source.getVersion())
        ubu_pkg = UbuntuSourcePackage(
            src_pkg.source,
            ubuntu_ver.full_version,
            ubuntu_source.getComponent(),
            mirrors=[ubuntu_mirror],
        )
        need_orig = ubuntu_ver.upstream_version != new_ver.upstream_version
    except udtexceptions.PackageNotFoundException:
        ubuntu_ver = Version("~")
        ubu_pkg = None
        need_orig = True
        Logger.info("%s does not exist in Ubuntu.", name)

    Logger.debug(
        "Source %s: current version %s, new version %s", src_pkg.source, ubuntu_ver, new_ver
    )
    Logger.debug("Needs source tarball: %s", str(need_orig))

    cur_ver = ubuntu_ver.get_related_debian_version()
    if ubuntu_ver.is_modified_in_ubuntu():
        if not force:
            Logger.error("--force is required to discard Ubuntu changes.")
            sys.exit(1)

        Logger.warning(
            "Overwriting modified Ubuntu version %s, setting current version to %s",
            ubuntu_ver.full_version,
            cur_ver.full_version,
        )
    if simulate:
        return

    try:
        src_pkg.pull()
    except DownloadError as e:
        Logger.error("Failed to download: %s", str(e))
        sys.exit(1)
    src_pkg.unpack()

    needs_fakesync = not (need_orig or ubu_pkg.verify_orig())

    if needs_fakesync and fakesync:
        Logger.warning("Performing a fakesync")
    elif not needs_fakesync and fakesync:
        Logger.error("Fakesync not required, aborting.")
        sys.exit(1)
    elif needs_fakesync and not fakesync:
        Logger.error(
            "The checksums of the Debian and Ubuntu packages "
            "mismatch. A fake sync using --fakesync is required."
        )
        sys.exit(1)

    if fakesync:
        # Download Ubuntu files (override Debian source tarballs)
        try:
            ubu_pkg.pull()
        except DownloadError as e:
            Logger.error("Failed to download: %s", str(e))
            sys.exit(1)

    # change into package directory
    directory = src_pkg.source + "-" + new_ver.upstream_version
    Logger.debug("cd %s", directory)
    os.chdir(directory)

    # read Debian distribution from debian/changelog if not specified
    if debian_dist is None:
        line = open("debian/changelog", encoding="utf-8").readline()
        debian_dist = line.split(" ")[2].strip(";")

    if not fakesync:
        # create the changes file
        changes_filename = f"{src_pkg.source}_{new_ver.strip_epoch()}_source.changes"
        cmd = [
            "dpkg-genchanges",
            "-S",
            "-v" + cur_ver.full_version,
            "-DDistribution=" + release,
            "-DOrigin=debian/" + debian_dist,
            "-e" + uploader,
        ]
        if need_orig:
            cmd.append("-sa")
        else:
            cmd.append("-sd")
        if not Logger.isEnabledFor(logging.DEBUG):
            cmd += ["-q"]
        Logger.debug("%s> ../%s", " ".join(cmd), changes_filename)
        changes = subprocess.check_output(cmd, encoding="utf-8")

        # Add additional bug numbers
        if len(bugs) > 0:
            changes = add_fixed_bugs(changes, bugs)

        # remove extracted (temporary) files
        Logger.debug("cd ..")
        os.chdir("..")
        shutil.rmtree(directory, True)

        # write changes file
        changes_file = open(changes_filename, "w", encoding="utf-8")
        changes_file.writelines(changes)
        changes_file.close()

        # remove signature and sign package
        remove_signature(src_pkg.dsc_name)
        if keyid is not False:
            cmd = ["debsign", changes_filename]
            if keyid is not None:
                cmd.insert(1, "-k" + keyid)
            Logger.debug(" ".join(cmd))
            subprocess.check_call(cmd)
    else:
        # Create fakesync changelog entry
        new_ver = Version(new_ver.full_version + "fakesync1")
        changes_filename = f"{src_pkg.source}_{new_ver.strip_epoch()}_source.changes"
        if len(bugs) > 0:
            bug_numbers = [f"#{b}" for b in bugs]
            message = f"Fake sync due to mismatching orig tarball (LP: {', '.join(bug_numbers)})."
        else:
            message = "Fake sync due to mismatching orig tarball."
        cmd = ["dch", "-v", new_ver.full_version, "--force-distribution", "-D", release, message]
        env = {"DEBFULLNAME": name, "DEBEMAIL": email}
        Logger.debug(" ".join(cmd))
        subprocess.check_call(cmd, env=env)

        # update the Maintainer field
        cmd = ["update-maintainer"]
        if not Logger.isEnabledFor(logging.DEBUG):
            cmd.append("-q")
        Logger.debug(" ".join(cmd))
        subprocess.check_call(cmd)

        # Build source package
        cmd = ["debuild", "--no-lintian", "-nc", "-S", "-v" + cur_ver.full_version]
        if need_orig:
            cmd += ["-sa"]
        if keyid:
            cmd += ["-k" + keyid]
        Logger.debug(" ".join(cmd))
        returncode = subprocess.call(cmd)
        if returncode != 0:
            Logger.error("Source-only build with debuild failed. Please check build log above.")
            sys.exit(1)


def fetch_source_pkg(package, dist, version, component, ubuntu_release, mirror):
    """Download the specified source package.
    dist, version, component, mirror can all be None.
    """
    if mirror is None:
        mirrors = []
    else:
        mirrors = [mirror]

    if package.endswith(".dsc"):
        return DebianSourcePackage(dscfile=package, mirrors=mirrors)

    if dist is None:
        dist = "unstable"

    requested_version = version
    if isinstance(version, str):
        version = Version(version)

    if version is None or component is None:
        try:
            debian_srcpkg = get_debian_srcpkg(package, dist)
        except (
            udtexceptions.PackageNotFoundException,
            udtexceptions.SeriesNotFoundException,
        ) as e:
            Logger.error(str(e))
            sys.exit(1)
        if version is None:
            version = Version(debian_srcpkg.getVersion())
        try:
            ubuntu_series, ubuntu_pocket = split_release_pocket(ubuntu_release)
            ubuntu_srcpkg = get_ubuntu_srcpkg(package, ubuntu_series, ubuntu_pocket)
            ubuntu_version = Version(ubuntu_srcpkg.getVersion())
        except udtexceptions.PackageNotFoundException:
            ubuntu_version = Version("~")
        except udtexceptions.SeriesNotFoundException as e:
            Logger.error(str(e))
            sys.exit(1)
        if ubuntu_version >= version:
            # The LP importer is maybe out of date
            debian_srcpkg = requestsync_mail_get_debian_srcpkg(package, dist)
            if requested_version is None:
                version = Version(debian_srcpkg.getVersion())
            if ubuntu_version >= version:
                Logger.error(
                    "Version in Debian %s (%s) isn't newer than Ubuntu %s (%s)",
                    version,
                    dist,
                    ubuntu_version,
                    ubuntu_release,
                )
                sys.exit(1)
        if component is None:
            component = debian_srcpkg.getComponent()

    assert component in ("main", "contrib", "non-free")

    return DebianSourcePackage(package, version.full_version, component, mirrors=mirrors)


def copy(src_pkg, release, bugs, sponsoree=None, simulate=False, force=False):
    """Copy a source package from Debian to Ubuntu using the Launchpad API."""
    ubuntu = Distribution("ubuntu")
    debian_archive = Distribution("debian").getArchive()
    ubuntu_archive = ubuntu.getArchive()
    if release is None:
        ubuntu_series = ubuntu.getDevelopmentSeries().name
        ubuntu_pocket = "Release"
    else:
        ubuntu_series, ubuntu_pocket = split_release_pocket(release)

    # Ensure that the provided Debian version actually exists.
    try:
        debian_spph = SourcePackagePublishingHistory(
            debian_archive.getPublishedSources(
                source_name=src_pkg.source, version=src_pkg.version.full_version, exact_match=True
            )[0]
        )
    except IndexError:
        Logger.error(
            "Debian version %s has not been picked up by LP yet. Please try again later.",
            src_pkg.version,
        )
        sys.exit(1)

    try:
        ubuntu_spph = get_ubuntu_srcpkg(src_pkg.source, ubuntu_series, ubuntu_pocket)
        ubuntu_pkg = UbuntuSourcePackage(
            src_pkg.source, ubuntu_spph.getVersion(), ubuntu_spph.getComponent(), mirrors=[]
        )

        Logger.info(
            "Source %s -> %s/%s: current version %s, new version %s",
            src_pkg.source,
            ubuntu_series,
            ubuntu_pocket,
            ubuntu_pkg.version,
            src_pkg.version,
        )

        ubuntu_version = Version(ubuntu_pkg.version.full_version)
        base_version = ubuntu_version.get_related_debian_version()
        if not force and ubuntu_version.is_modified_in_ubuntu():
            Logger.error("--force is required to discard Ubuntu changes.")
            sys.exit(1)

        # Check whether a fakesync would be required.
        if not src_pkg.dsc.compare_dsc(ubuntu_pkg.dsc):
            Logger.error(
                "The checksums of the Debian and Ubuntu packages "
                "mismatch. A fake sync using --fakesync is required."
            )
            sys.exit(1)
    except udtexceptions.PackageNotFoundException:
        base_version = Version("~")
        Logger.info(
            "Source %s -> %s/%s: not in Ubuntu, new version %s",
            src_pkg.source,
            ubuntu_series,
            ubuntu_pocket,
            src_pkg.version,
        )

    changes = debian_spph.getChangelog(since_version=base_version)
    if changes:
        changes = changes.strip()
        Logger.info("New changes:\n%s", changes)

    if simulate:
        return

    if sponsoree:
        Logger.info("Sponsoring this sync for %s (%s)", sponsoree.display_name, sponsoree.name)
    answer = YesNoQuestion().ask("Sync this package", "no")
    if answer != "yes":
        return

    try:
        ubuntu_archive.copyPackage(
            source_name=src_pkg.source,
            version=src_pkg.version.full_version,
            from_archive=debian_archive,
            to_series=ubuntu_series,
            to_pocket=ubuntu_pocket,
            include_binaries=False,
            sponsored=sponsoree,
        )
    except HTTPError as error:
        Logger.error("HTTP Error %s: %s", error.response.status, error.response.reason)
        Logger.error(error.content)
        sys.exit(1)

    Logger.info("Request succeeded; you should get an e-mail once it is processed.")
    bugs = sorted(set(bugs))
    if bugs:
        Logger.info("Launchpad bugs to be closed: %s", ", ".join(str(bug) for bug in bugs))
        Logger.info("Please wait for the sync to be successful before closing bugs.")
        answer = YesNoQuestion().ask("Close bugs", "yes")
        if answer == "yes":
            close_bugs(bugs, src_pkg.source, src_pkg.version.full_version, changes, sponsoree)


def is_blacklisted(query):
    """Determine if package "query" is in the sync blacklist
    Returns tuple of (blacklisted, comments)
    blacklisted is one of False, 'CURRENT', 'ALWAYS'
    """
    series = Launchpad.distributions["ubuntu"].current_series
    lp_comments = series.getDifferenceComments(source_package_name=query)
    blacklisted = False
    comments = [
        f"{c.body_text}\n  -- {c.comment_author.name}"
        f"  {c.comment_date.strftime('%a, %d %b %Y %H:%M:%S +0000')}"
        for c in lp_comments
    ]

    for diff in series.getDifferencesTo(source_package_name_filter=query):
        if diff.status == "Blacklisted current version" and blacklisted != "ALWAYS":
            blacklisted = "CURRENT"
        if diff.status == "Blacklisted always":
            blacklisted = "ALWAYS"

    # Old blacklist:
    url = "https://ubuntu-archive-team.ubuntu.com/sync-blacklist.txt"
    with urllib.request.urlopen(url) as f:
        applicable_lines = []
        for line in f:
            line = line.decode("utf-8")
            if not line.strip():
                applicable_lines = []
                continue
            applicable_lines.append(line)
            try:
                line = line[: line.index("#")]
            except ValueError:
                pass
            source = line.strip()
            if source and fnmatch.fnmatch(query, source):
                comments += ["From sync-blacklist.txt:"] + applicable_lines
                blacklisted = "ALWAYS"
                break

    return (blacklisted, comments)


def close_bugs(bugs, package, version, changes, sponsoree):
    """Close the correct task on all bugs, with changes"""
    ubuntu = Launchpad.distributions["ubuntu"]
    message = f"This bug was fixed in the package {package} - {version}"
    if sponsoree:
        message += f"\nSponsored for {sponsoree.display_name} ({sponsoree.name})"
    if changes:
        message += "\n\n---------------\n" + changes
    for bug in bugs:
        bug = Launchpad.bugs[bug]
        if bug.duplicate_of is not None:
            bug = bug.duplicate_of
        for task in bug.bug_tasks:
            target = task.target
            if target == ubuntu or (
                target.name == package and getattr(target, "distribution", None) == ubuntu
            ):
                if task.status != "Fix Released":
                    Logger.info("Closed bug %s", task.web_link)
                    task.status = "Fix Released"
                    task.lp_save()
                    bug.newMessage(content=message)
                break
        else:
            Logger.error("Cannot find any tasks on LP: #%i to close.", bug.id)


def parse():
    """Parse given command-line parameters."""

    usage = "%(prog)s [options] <.dsc URL/path or package name>"
    epilog = f"See {os.path.basename(sys.argv[0])}(1) for more info."
    parser = argparse.ArgumentParser(usage=usage, epilog=epilog)

    parser.add_argument("-d", "--distribution", help="Debian distribution to sync from.")
    parser.add_argument("-r", "--release", help="Specify target Ubuntu release.")
    parser.add_argument("-V", "--debian-version", help="Specify the version to sync from.")
    parser.add_argument("-c", "--component", help="Specify the Debian component to sync from.")
    parser.add_argument(
        "-b",
        "--bug",
        metavar="BUG",
        dest="bugs",
        action="append",
        default=[],
        help="Mark Launchpad bug BUG as being fixed by this upload.",
    )
    parser.add_argument(
        "-s",
        "--sponsor",
        metavar="USERNAME",
        dest="sponsoree",
        help="Sponsor the sync for USERNAME (a Launchpad username).",
    )
    parser.add_argument(
        "-v", "--verbose", action="store_true", help="Display more progress information."
    )
    parser.add_argument(
        "-F",
        "--fakesync",
        action="store_true",
        help="Perform a fakesync (a sync where Debian and "
        "Ubuntu have a .orig.tar mismatch). "
        "This implies --no-lp and will leave a signed "
        ".changes file for you to upload.",
    )
    parser.add_argument(
        "-f", "--force", action="store_true", help="Force sync over the top of Ubuntu changes."
    )
    parser.add_argument(
        "--no-conf", action="store_true", help="Don't read config files or environment variables."
    )
    parser.add_argument(
        "-l",
        "--lpinstance",
        metavar="INSTANCE",
        help="Launchpad instance to connect to (default: production).",
    )
    parser.add_argument(
        "--simulate",
        action="store_true",
        help="Show what would be done, but don't actually do it.",
    )

    no_lp = parser.add_argument_group(
        "Local sync preparation options",
        "Options that only apply when using --no-lp.  "
        "WARNING: The use of --no-lp is not recommended for uploads "
        "targeted at Ubuntu. "
        "The archive-admins discourage its use, except for fakesyncs.",
    )
    no_lp.add_argument(
        "--no-lp",
        dest="lp",
        action="store_false",
        help="Construct sync locally, rather than letting "
        "Launchpad copy the package directly. "
        "It will leave a signed .changes file for you to "
        "upload.",
    )
    no_lp.add_argument(
        "-n",
        "--uploader-name",
        help="Use UPLOADER_NAME as the name of the maintainer for this upload.",
    )
    no_lp.add_argument(
        "-e",
        "--uploader-email",
        help="Use UPLOADER_EMAIL as email address of the maintainer for this upload.",
    )
    no_lp.add_argument(
        "-k", "--key", dest="keyid", help="Specify the key ID to be used for signing."
    )
    no_lp.add_argument(
        "--dont-sign", dest="keyid", action="store_false", help="Do not sign the upload."
    )
    no_lp.add_argument(
        "-D",
        "--debian-mirror",
        metavar="DEBIAN_MIRROR",
        help=f"Preferred Debian mirror (default: {UDTConfig.defaults['DEBIAN_MIRROR']})",
    )
    no_lp.add_argument(
        "-U",
        "--ubuntu-mirror",
        metavar="UBUNTU_MIRROR",
        help=f"Preferred Ubuntu mirror (default: {UDTConfig.defaults['UBUNTU_MIRROR']})",
    )
    parser.add_argument("package", help=argparse.SUPPRESS)
    args = parser.parse_args()

    if args.fakesync:
        args.lp = False

    try:
        args.bugs = [int(b) for b in args.bugs]
    except TypeError:
        parser.error("Invalid bug number(s) specified.")

    if args.component not in (None, "main", "contrib", "non-free"):
        parser.error(
            f"{args.component} is not a valid Debian component. "
            f"It should be one of main, contrib, or non-free."
        )

    if args.lp and args.uploader_name:
        parser.error("Uploader name can only be overridden using --no-lp.")
    if args.lp and args.uploader_email:
        parser.error("Uploader email address can only be overridden using --no-lp.")
    # --key, --dont-sign, --debian-mirror, and --ubuntu-mirror are just
    # ignored with args.lp, and do not require warnings.

    if args.lp:
        if args.package.endswith(".dsc"):
            parser.error(".dsc files can only be synced using --no-lp.")

    return args


def main():
    """Handle parameters and get the ball rolling"""
    args = parse()

    if args.verbose:
        Logger.setLevel("DEBUG")
    config = UDTConfig(args.no_conf)
    if args.debian_mirror is None:
        args.debian_mirror = config.get_value("DEBIAN_MIRROR")
    if args.ubuntu_mirror is None:
        args.ubuntu_mirror = config.get_value("UBUNTU_MIRROR")

    if args.keyid is None:
        args.keyid = config.get_value("KEYID")

    if args.lpinstance is None:
        args.lpinstance = config.get_value("LPINSTANCE")

    try:
        # devel for copyPackage and changelogUrl
        kwargs = {"service": args.lpinstance, "api_version": "devel"}
        if args.lp and not args.simulate:
            Launchpad.login(**kwargs)
        else:
            Launchpad.login_anonymously(**kwargs)
    except IOError:
        sys.exit(1)

    if args.release is None:
        ubuntu = Launchpad.distributions["ubuntu"]
        args.release = f"{ubuntu.current_series.name}-proposed"

    if not args.fakesync and not args.lp:
        Logger.warning(
            "The use of --no-lp is not recommended for uploads "
            "targeted at Ubuntu. "
            "The archive-admins discourage its use, except for "
            "fakesyncs."
        )

    sponsoree = None
    if args.sponsoree:
        try:
            sponsoree = PersonTeam(args.sponsoree)
        except KeyError:
            Logger.error('Cannot find the username "%s" in Launchpad.', args.sponsoree)
            sys.exit(1)

    if sponsoree and args.uploader_name is None:
        args.uploader_name = sponsoree.display_name
    elif args.uploader_name is None:
        args.uploader_name = ubu_email(export=False)[0]

    if sponsoree and args.uploader_email is None:
        try:
            args.uploader_email = sponsoree.preferred_email_address.email
        except ValueError:
            if not args.lp:
                Logger.error(
                    "%s doesn't have a publicly visible e-mail "
                    "address in LP, please provide one "
                    "--uploader-email option",
                    sponsoree.display_name,
                )
                sys.exit(1)
    elif args.uploader_email is None:
        args.uploader_email = ubu_email(export=False)[1]

    src_pkg = fetch_source_pkg(
        args.package,
        args.distribution,
        args.debian_version,
        args.component,
        args.release,
        args.debian_mirror,
    )

    blacklisted, comments = is_blacklisted(src_pkg.source)
    blacklist_fail = False
    if blacklisted:
        messages = []

        if blacklisted == "CURRENT":
            Logger.debug(
                "Source package %s is temporarily blacklisted "
                "(blacklisted_current). "
                "Ubuntu ignores these for now. "
                "See also LP: #841372",
                src_pkg.source,
            )
        else:
            if args.fakesync:
                messages += ["Doing a fakesync, overriding blacklist."]
            else:
                blacklist_fail = True
                messages += [
                    "If this package needs a fakesync, use --fakesync",
                    "If you think this package shouldn't be "
                    "blacklisted, please file a bug explaining your "
                    "reasoning and subscribe ~ubuntu-archive.",
                ]

        if blacklist_fail:
            Logger.error("Source package %s is blacklisted.", src_pkg.source)
        elif blacklisted == "ALWAYS":
            Logger.info("Source package %s is blacklisted.", src_pkg.source)
        if messages:
            for message in messages:
                for line in textwrap.wrap(message):
                    Logger.info(line)

    if comments:
        Logger.info("Blacklist Comments:")
        for comment in comments:
            for line in textwrap.wrap(comment):
                Logger.info("  %s", line)

    if blacklist_fail:
        sys.exit(1)

    if args.lp:
        copy(src_pkg, args.release, args.bugs, sponsoree, args.simulate, args.force)
    else:
        os.environ["DEB_VENDOR"] = "Ubuntu"
        sync_dsc(
            src_pkg,
            args.distribution,
            args.release,
            args.uploader_name,
            args.uploader_email,
            args.bugs,
            args.ubuntu_mirror,
            args.keyid,
            args.simulate,
            args.force,
            args.fakesync,
        )


if __name__ == "__main__":
    try:
        main()
    except KeyboardInterrupt:
        Logger.info("User abort.")