qubes-installer-qubes-os/anaconda/security.py
2011-03-31 13:40:54 +02:00

88 lines
2.9 KiB
Python

#
# security.py - security install data and installation
#
# Copyright (C) 2004 Red Hat, Inc. All rights reserved.
#
# 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, see <http://www.gnu.org/licenses/>.
#
# Author(s): Jeremy Katz <katzj@redhat.com>
#
import iutil, shlex
from flags import flags
from pykickstart.constants import *
import logging
log = logging.getLogger("anaconda")
selinux_states = { SELINUX_DISABLED: "disabled",
SELINUX_ENFORCING: "enforcing",
SELINUX_PERMISSIVE: "permissive" }
class Security:
def __init__(self):
self.auth = "--enableshadow --passalgo=sha512 --enablefingerprint"
if flags.selinux == 1:
self.selinux = SELINUX_ENFORCING
else:
self.selinux = SELINUX_DISABLED
def setSELinux(self, val):
if not selinux_states.has_key(val):
log.error("Tried to set to invalid SELinux state: %s" %(val,))
val = SELINUX_DISABLED
self.selinux = val
def getSELinux(self):
return self.selinux
def writeKS(self, f):
if not selinux_states.has_key(self.selinux):
log.error("unknown selinux state: %s" %(self.selinux,))
return
f.write("selinux --%s\n" %(selinux_states[self.selinux],))
if self.auth.strip() != "":
f.write("authconfig %s\n" % self.auth)
def write(self, instPath):
args = []
if not selinux_states.has_key(self.selinux):
log.error("unknown selinux state: %s" %(self.selinux,))
return
args = args + [ "--selinux=%s" %(selinux_states[self.selinux],) ]
try:
iutil.execWithRedirect("/usr/sbin/lokkit", args,
root = instPath, stdout = "/dev/null",
stderr = "/dev/null")
except RuntimeError, msg:
log.error ("lokkit run failed: %s" %(msg,))
except OSError as e:
log.error ("lokkit run failed: %s" % e.strerror)
args = ["--update", "--nostart"] + shlex.split(self.auth)
try:
iutil.execWithRedirect("/usr/sbin/authconfig", args,
stdout = "/dev/tty5", stderr = "/dev/tty5",
root = instPath)
except RuntimeError, msg:
log.error("Error running %s: %s", args, msg)