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| Current Path : /usr/bin/ | |
| | Current File : //usr/bin/do-release-upgrade |
#!/usr/bin/python3
from __future__ import print_function
import warnings
warnings.filterwarnings("ignore", "apt API not stable yet", FutureWarning)
from DistUpgrade.DistUpgradeVersion import VERSION
from DistUpgrade.DistUpgradeGettext import gettext as _
from UpdateManager.Core.MetaRelease import MetaReleaseCore
from optparse import OptionParser
import locale
import gettext
import os
import subprocess
import sys
import time
from UpdateManager.Core.utils import init_proxy
RELEASE_AVAILABLE=0
NO_RELEASE_AVAILABLE=1
def get_fetcher(frontend, new_dist, datadir):
if frontend == "DistUpgradeViewGtk3":
from DistUpgrade.DistUpgradeFetcher import DistUpgradeFetcherGtk
from DistUpgrade.GtkProgress import GtkAcquireProgress
progress = GtkAcquireProgress(
None,
datadir,
_("Downloading the release upgrade tool"))
return DistUpgradeFetcherGtk(new_dist=new_dist,
progress=progress,
parent=None,
datadir=datadir)
elif frontend == "DistUpgradeViewKDE":
print("kde")
from DistUpgrade.DistUpgradeFetcherKDE import DistUpgradeFetcherKDE
from DistUpgrade.DistUpgradeFetcherKDE import KDEAcquireProgressAdapter
progress = KDEAcquireProgressAdapter(
parent=None,
datadir=datadir,
label=_("Downloading the release upgrade tool"))
return DistUpgradeFetcherKDE(new_dist=new_dist,
progress=progress,
parent=None,
datadir=datadir)
else:
from DistUpgrade.DistUpgradeFetcherCore import DistUpgradeFetcherCore
import apt
progress = apt.progress.text.AcquireProgress()
return DistUpgradeFetcherCore(new_dist, progress)
if __name__ == "__main__":
#FIXME: Workaround a bug in optparser which doesn't handle unicode/str
# correctly, see http://bugs.python.org/issue4391
# Should be resolved by Python3
gettext.bindtextdomain("ubuntu-release-upgrader", "/usr/share/locale")
gettext.textdomain("ubuntu-release-upgrader")
translation = gettext.translation("ubuntu-release-upgrader", fallback=True)
try:
locale.setlocale(locale.LC_ALL, "")
except:
pass
init_proxy()
# when run as "check-new-release" we go into "check only" mode
check_only = sys.argv[0].endswith("check-new-release")
parser = OptionParser()
parser.add_option ("-V", "--version", action="store_true",
dest="show_version", default=False,
help=_("Show version and exit"))
parser.add_option ("-d", "--devel-release", action="store_true",
dest="devel_release", default=False,
help=_("If using the latest supported release, "
"upgrade to the development release"))
parser.add_option ("--data-dir", "",
default="/usr/share/ubuntu-release-upgrader/",
help=_("Directory that contains the data files"))
parser.add_option ("-p", "--proposed", action="store_true",
dest="proposed_release", default=False,
help=_("Try upgrading to the latest release using "
"the upgrader from $distro-proposed"))
parser.add_option ("-m", "--mode", default="server",
dest="mode",
help=_("Run in a special upgrade mode.\n"
"Currently 'desktop' for regular upgrades of "
"a desktop system and 'server' for server "
"systems are supported."))
parser.add_option ("-f", "--frontend", default="DistUpgradeViewText",
dest="frontend",
help=_("Run the specified frontend"))
parser.add_option ("-c", "--check-dist-upgrade-only", action="store_true",
default=check_only,
help=_("Check only if a new distribution release is "
"available and report the result via the "
"exit code"))
parser.add_option ("-q", "--quiet", default=False, action="store_true",
dest="quiet")
(options, args) = parser.parse_args()
if options.show_version:
print("%s: version %s" % (os.path.basename(sys.argv[0]), VERSION))
sys.exit(0)
if options.devel_release and options.proposed_release:
print(_("The options --devel-release and --proposed are"))
print(_("mutually exclusive. Please use only one of them."))
sys.exit(1)
if not options.quiet:
print(_("Checking for a new Ubuntu release"))
m = MetaReleaseCore(useDevelopmentRelease=options.devel_release,
useProposed=options.proposed_release)
# this will timeout eventually
m.downloaded.wait()
# make sure to inform the user if his distro is no longer supported
# this will make it appear in motd (that calls do-release-upgrade in
# check-new-release mode)
if m.no_longer_supported is not None:
url = "http://www.ubuntu.com/releaseendoflife"
print(_("Your Ubuntu release is not supported anymore."))
print(_("For upgrade information, please visit:\n"
"%(url)s\n") % { 'url' : url })
# now inform about a new release
if m.new_dist is None:
if not options.quiet:
if options.devel_release:
print(_("Upgrades to the development release are only "))
print(_("available from the latest supported release."))
else:
print(_("No new release found."))
sys.exit(NO_RELEASE_AVAILABLE)
if m.new_dist.upgrade_broken:
if not options.quiet:
print(_("Release upgrade not possible right now"))
print(_("The release upgrade can not be performed currently, "
"please try again later. The server reported: '%s'") % m.new_dist.upgrade_broken)
sys.exit(NO_RELEASE_AVAILABLE)
# we have a new dist
if options.check_dist_upgrade_only:
print(_("New release '%s' available.") % m.new_dist.version)
print(_("Run 'do-release-upgrade' to upgrade to it."))
sys.exit(RELEASE_AVAILABLE)
# GTK 3 fetcher starts setting up the the GUI and KDE GUI needs to start GUI
# later, too.
if (options.frontend in {"DistUpgradeViewGtk3", "DistUpgradeViewKDE"} and
os.getuid() != 0):
if 'WAYLAND_DISPLAY' in os.environ:
subprocess.run(['xhost', '+si:localuser:root'])
os.execv("/usr/bin/pkexec", ["pkexec"] + sys.argv)
fetcher = get_fetcher(options.frontend, m.new_dist, options.data_dir)
fetcher.run_options += ["--mode=%s" % options.mode,
"--frontend=%s" % options.frontend,
]
if options.devel_release:
fetcher.run_options.append("--devel-release")
fetcher.run()
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