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     QˆÈËƒyà½¿É "r    Q#!/usr/bin/python -Es
#
# Copyright (C) 2012 Red Hat
# see file 'COPYING' for use and warranty information
#
# policygentool is a tool for the initial generation of SELinux policy
#
#    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 re
import sys
import sepolicy
ADMIN_TRANSITION_INTERFACE = "_admin$"
USER_TRANSITION_INTERFACE = "_role$"

__all__ = ['get_all_interfaces', 'get_interfaces_from_xml', 'get_admin', 'get_user', 'get_interface_dict', 'get_interface_format_text', 'get_interface_compile_format_text', 'get_xml_file', 'interface_compile_test']

##
## I18N
##
PROGNAME = "policycoreutils"

import gettext
gettext.bindtextdomain(PROGNAME, "/usr/share/locale")
gettext.textdomain(PROGNAME)
try:
    gettext.install(PROGNAME,
                    unicode=True,
                    codeset='utf-8')
except TypeError:
    # Failover to python3 install
    gettext.install(PROGNAME,
                    localedir="/usr/share/locale",
                    codeset='utf-8')
except IOError:
    import builtins
    builtins.__dict__['_'] = unicode


def get_interfaces_from_xml(path):
    """ Get all interfaces from given xml file"""
    interfaces_list = []
    idict = get_interface_dict(path)
    for k in list(idict.keys()):
        interfaces_list.append(k)
    return interfaces_list


def get_all_interfaces(path=""):
    from sepolicy import get_methods
    all_interfaces = []
    if not path:
        all_interfaces = get_methods()
    else:
        xml_path = get_xml_file(path)
        all_interfaces = get_interfaces_from_xml(xml_path)

    return all_interfaces


def get_admin(path=""):
    """ Get all domains with an admin interface from installed policy."""
    """ If xml_path is specified, func returns an admin interface from specified xml file"""
    admin_list = []
    if path:
        try:
            xml_path = get_xml_file(path)
            idict = get_interface_dict(xml_path)
            for k in list(idict.keys()):
                if k.endswith("_admin"):
                    admin_list.append(k)
        except IOError as e:
            sys.stderr.write("%s: %s\n" % (e.__class__.__name__, str(e)))
            sys.exit(1)
    else:
        for i in sepolicy.get_methods():
            if i.endswith("_admin"):
                admin_list.append(i.split("_admin")[0])

    return admin_list


def get_user(path=""):
    """ Get all domains with SELinux user role interface"""
    """ If xml_path is specified, func returns an user role interface from specified xml file"""
    trans_list = []
    if path:
        try:
            xml_path = get_xml_file(path)
            idict = get_interface_dict(xml_path)
            for k in list(idict.keys()):
                if k.endswith("_role"):
                    if (("%s_exec_t" % k[:-5]) in sepolicy.get_all_types()):
                        trans_list.append(k)
        except IOError as e:
            sys.stderr.write("%s: %s\n" % (e.__class__.__name__, str(e)))
            sys.exit(1)
    else:
        for i in sepolicy.get_methods():
            m = re.findall("(.*)%s" % USER_TRANSITION_INTERFACE, i)
            if len(m) > 0:
                if "%s_exec_t" % m[0] in sepolicy.get_all_types():
                    trans_list.append(m[0])

    return trans_list

interface_dict = None


def get_interface_dict(path="/usr/share/selinux/dev