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# check_admin_group_plugin.py - check current sudo user is in admin group
# Copyright (C) 2009 Canonical, Ltd.
#
# 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 of the License.
#
# 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 grp
import os
import subprocess
import computerjanitor
import computerjanitorapp
_ = computerjanitorapp.setup_gettext()
class AdminGroupCruft(computerjanitor.Cruft):
"""Create admin group, if missing, and add user to it."""
def __init__(self, username):
self.username = username
def get_prefix(self):
return "admingroup"
def get_prefix_description(self):
return _("User is missing from admin group.")
def get_shortname(self):
return self.username
def get_description(self):
return _("User %s needs to be added to the admin group.") % \
self.username
def cleanup(self):
try:
grp.getgrnam("admin")
except KeyError:
subprocess.call(["addgroup","--system","admin"])
# double paranoia
try:
grp.getgrnam("admin")
except KeyError:
raise Exception("Creating admin group failed")
cmd = ["usermod", "-a", "-G", "admin", self.username]
res = subprocess.call(cmd)
if res != 0:
raise Exception("usermod failed to add %s to admin group" %
self.username)
class CheckAdminGroupPlugin(computerjanitor.Plugin):
"""Plugin to check the current sudo user is in the admin group."""
description = _("User %s needs to be added to the admin group.")
def get_cruft(self):
if "SUDO_USER" in os.environ:
username = os.environ["SUDO_USER"]
try:
admin_group = grp.getgrnam("admin").gr_mem
except KeyError, e:
logging.warning("System has no admin group (%s)" % e)
yield AdminGroupCruft(username)
else:
if username not in admin_group:
yield AdminGroupCruft(username)
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