Viewing file:  CheckSELinux.py (2.64 KB) -rw-r--r--
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#!/usr/bin/env python
## Printing troubleshooter
## Copyright (C) 2010 Red Hat, Inc.
## Copyright (C) 2010 Jiri Popelka <jpopelka@redhat.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., 675 Mass Ave, Cambridge, MA 02139, USA.
import subprocess
from base import *
import os
import shlex
from timedops import TimedSubprocess
class CheckSELinux(Question):
def __init__ (self, troubleshooter):
Question.__init__ (self, troubleshooter, "Check SELinux contexts")
troubleshooter.new_page (gtk.Label (), self)
def display (self):
self.answers = {}
#answers = self.troubleshooter.answers
RESTORECON = "/sbin/restorecon"
if not os.access (RESTORECON, os.X_OK):
return False
try:
import selinux
except ImportError:
return False
if not selinux.is_selinux_enabled():
return False
paths = "/etc/cups/ /usr/lib/cups/ /usr/share/cups/"
null = file ("/dev/null", "r+")
parent = self.troubleshooter.get_window ()
contexts = {}
restorecon_args = "LC_ALL=C " + RESTORECON + " -nvR " + paths
try:
# Run restorecon -nvR
self.op = TimedSubprocess (parent=parent,
args=restorecon_args,
close_fds=True,
shell=True,
stdin=null,
stdout=subprocess.PIPE,
stderr=null)
(restorecon_stdout, restorecon_stderr, result) = self.op.run ()
except:
# Problem executing command.
return False
for line in restorecon_stdout:
l = shlex.split (line)
if (len (l) < 1):
continue
contexts[l[2]] = l[4]
self.answers['selinux_contexts'] = contexts
return False
def collect_answer (self):
return self.answers
def cancel_operation (self):
self.op.cancel ()
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