Update get_selinux_facts in setup module

This switches to using selinux library calls instead of parsing the
output of sestatus.  This fixes issue #428 where the output was slightly
different than expected on F17.  Tested against debian (non-selinux),
centos5, centos6, and fedora17.
This commit is contained in:
Stephen Fromm 2012-05-30 08:42:05 -07:00
parent 21d195e21d
commit 8aec2a4ad0

44
setup
View file

@ -33,6 +33,12 @@ import subprocess
import traceback import traceback
import syslog import syslog
try:
import selinux
HAVE_SELINUX=True
except ImportError:
HAVE_SELINUX=False
try: try:
import json import json
except ImportError: except ImportError:
@ -62,6 +68,7 @@ FORM_FACTOR = [ "Unknown", "Other", "Unknown", "Desktop",
# This is the fallback to handle unknowns or exceptions # This is the fallback to handle unknowns or exceptions
OSDIST_DICT = { '/etc/redhat-release': 'RedHat', OSDIST_DICT = { '/etc/redhat-release': 'RedHat',
'/etc/vmware-release': 'VMwareESX' } '/etc/vmware-release': 'VMwareESX' }
SELINUX_MODE_DICT = { 1: 'enforcing', 0: 'permissive', -1: 'disabled' }
def get_file_content(path): def get_file_content(path):
if os.path.exists(path) and os.access(path, os.R_OK): if os.path.exists(path) and os.access(path, os.R_OK):
@ -268,27 +275,24 @@ def get_public_ssh_host_keys(facts):
facts['ssh_host_key_rsa_public'] = rsa.split()[1] facts['ssh_host_key_rsa_public'] = rsa.split()[1]
def get_selinux_facts(facts): def get_selinux_facts(facts):
if os.path.exists("/usr/sbin/sestatus"): if not HAVE_SELINUX:
cmd = subprocess.Popen("/usr/sbin/sestatus", shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
out, err = cmd.communicate()
if err == '':
facts['selinux'] = {}
list = out.split("\n")
status = re.search("(enabled|disabled)", list[0])
if status.group() == "enabled":
mode = re.search("(enforcing|disabled|permissive)", list[2])
config_mode = re.search("(enforcing|disabled|permissive)", list[3])
policyvers = re.search("\d+", list[4])
type = re.search("(targeted|strict|mls)", list[5])
facts['selinux']['status'] = status.group()
facts['selinux']['mode'] = mode.group()
facts['selinux']['config_mode'] = config_mode.group()
facts['selinux']['policyvers'] = policyvers.group()
facts['selinux']['type'] = type.group()
elif status.group() == "disabled":
facts['selinux']['status'] = status.group()
else:
facts['selinux'] = False facts['selinux'] = False
return
facts['selinux'] = {}
if not selinux.is_selinux_enabled():
facts['selinux']['status'] = 'disabled'
else:
facts['selinux']['status'] = 'enabled'
facts['selinux']['policyvers'] = selinux.security_policyvers()
(rc, configmode) = selinux.selinux_getenforcemode()
if rc == 0 and SELINUX_MODE_DICT.has_key(configmode):
facts['selinux']['config_mode'] = SELINUX_MODE_DICT[configmode]
mode = selinux.security_getenforce()
if SELINUX_MODE_DICT.has_key(mode):
facts['selinux']['mode'] = SELINUX_MODE_DICT[mode]
(rc, policytype) = selinux.selinux_getpolicytype()
if rc == 0:
facts['selinux']['type'] = policytype
def get_service_facts(facts): def get_service_facts(facts):
get_public_ssh_host_keys(facts) get_public_ssh_host_keys(facts)