CasperSecurity
# DistUpgradeFetcherSelf.py
#
# Copyright (c) 2007-2012 Canonical
#
# Author: Michael Vogt <michael.vogt@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; either version 2 of the
# License, or (at your option) any later version.
#
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
import logging
import shutil
from .DistUpgradeFetcherCore import DistUpgradeFetcherCore
class DistUpgradeFetcherSelf(DistUpgradeFetcherCore):
def __init__(self, new_dist, progress, options, view):
DistUpgradeFetcherCore.__init__(self, new_dist, progress)
self.view = view
# user chose to use the network, otherwise it would not be
# possible to download self
self.run_options += ["--with-network"]
# make sure to run self with proper options
if options.frontend is not None:
self.run_options += ["--frontend=%s" % options.frontend]
def error(self, summary, message):
return self.view.error(summary, message)
def runDistUpgrader(self):
" overwrite to ensure that the log is copied "
# copy log so it isn't overwritten
logging.info("runDistUpgrader() called, re-exec self")
logging.shutdown()
shutil.copy("/var/log/dist-upgrade/main.log",
"/var/log/dist-upgrade/main_update_self.log")
# re-exec self
DistUpgradeFetcherCore.runDistUpgrader(self)