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#!/usr/bin/python
import warnings
warnings.filterwarnings("ignore", "apt API not stable yet", FutureWarning)
import apt
from UpdateManager.Core.MetaRelease import MetaReleaseCore
from UpdateManager.Core.DistUpgradeFetcherCore import DistUpgradeFetcherCore
from optparse import OptionParser
from gettext import gettext as _
import time
import sys
import urllib2
from DistUpgrade.utils import init_proxy
if __name__ == "__main__":
init_proxy()
parser = OptionParser()
parser.add_option ("-d", "--devel-release", action="store_true",
dest="devel_release", default=False,
help=_("Check if upgrading to the latest devel release "
"is possible"))
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"))
(options, args) = parser.parse_args()
print _("Checking for a new ubuntu release")
m = MetaReleaseCore(useDevelopmentRelease=options.devel_release,
useProposed=options.proposed_release)
# this will timeout eventually
while m.downloading:
time.sleep(0.5)
if m.new_dist is None:
print _("No new release found")
sys.exit(1)
# we have a new dist
progress = apt.progress.TextFetchProgress()
fetcher = DistUpgradeFetcherCore(new_dist=m.new_dist,
progress=progress)
fetcher.run_options += ["--mode=%s" % options.mode,
"--frontend=%s" % options.frontend,
]
fetcher.run()
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