FM / sepolicy

/usr/lib/python3.6/site-packages/sepolicy/

/usr/lib/python3.6/site-packages/sepolicy

Name	Size	Mode	Actions
help/	-	0755	rm
templates/	-	0755	rm
__pycache__/	-	0755	rm
booleans.py	1577	0644	edit dl rm
communicate.py	1726	0644	edit dl rm
generate.py	51868	0644	edit dl rm
interface.py	8175	0644	edit dl rm
manpage.py	41246	0644	edit dl rm
network.py	2811	0644	edit dl rm
sedbus.py	1748	0644	edit dl rm
transition.py	3222	0644	edit dl rm
__init__.py	37498	0644	edit dl rm

Edit: /usr/lib/python3.6/site-packages/sepolicy/interface.py (8175B)

# 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 = "selinux-python"
try:
    import gettext
    kwargs = {}
    if sys.version_info < (3,):
        kwargs['unicode'] = True
    gettext.install(PROGNAME,
                    localedir="/usr/share/locale",
                    codeset='utf-8',
                    **kwargs)
except:
    try:
        import builtins
        builtins.__dict__['_'] = str
    except ImportError:
        import __builtin__
        __builtin__.__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 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 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 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/devel/policy.xml"):
    global interface_dict
    import os
    import xml.etree.ElementTree
    if interface_dict:
        return interface_dict

interface_dict = {}
    param_list = []

xml_path = """<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<policy>
<layer name="admin">
"""
    xml_path += path
    xml_path += """
</layer>
</policy>
"""

try:
        if os.path.isfile(path):
            tree = xml.etree.ElementTree.parse(path)
        else:
            tree = xml.etree.ElementTree.fromstring(xml_path)
        for l in tree.findall("layer"):
            for m in l.findall("module"):
                for i in m.getiterator('interface'):
                    for e in i.findall("param"):
                        param_list.append(e.get('name'))
                    interface_dict[(i.get("name"))] = [param_list, (i.find('summary').text), "interface"]
                    param_list = []
                for i in m.getiterator('template'):
                    for e in i.findall("param"):
                        param_list.append(e.get('name'))
                    interface_dict[(i.get("name"))] = [param_list, (i.find('summary').text), "template"]
                    param_list = []
    except IOError:
        pass
    return interface_dict

def get_interface_format_text(interface, path="/usr/share/selinux/devel/policy.xml"):
    idict = get_interface_dict(path)
    interface_text = "%s(%s) %s" % (interface, ", ".join(idict[interface][0]), " ".join(idict[interface][1].split("\n")))

return interface_text

def get_interface_compile_format_text(interfaces_dict, interface):
    from .templates import test_module
    param_tmp = []
    for i in interfaces_dict[interface][0]:
        param_tmp.append(test_module.dict_values[i])
        interface_text = "%s(%s)\n" % (interface, ", ".join(param_tmp))

return interface_text

def generate_compile_te(interface, idict, name="compiletest"):
    from .templates import test_module
    te = ""
    te += re.sub("TEMPLATETYPE", name, test_module.te_test_module)
    te += get_interface_compile_format_text(idict, interface)

return te

def get_xml_file(if_file):
    """ Returns xml format of interfaces for given .if policy file"""
    import os
    try:
        from commands import getstatusoutput
    except ImportError:
        from subprocess import getstatusoutput
    basedir = os.path.dirname(if_file) + "/"
    filename = os.path.basename(if_file).split(".")[0]
    rc, output = getstatusoutput("python /usr/share/selinux/devel/include/support/segenxml.py -w -m %s" % basedir + filename)
    if rc != 0:
        sys.stderr.write("\n Could not proceed selected interface file.\n")
        sys.stderr.write("\n%s" % output)
        sys.exit(1)
    else:
        return output

def interface_compile_test(interface, path="/usr/share/selinux/devel/policy.xml"):
    exclude_interfaces = ["userdom", "kernel", "corenet", "files", "dev"]
    exclude_interface_type = ["template"]

try:
        from commands import getstatusoutput
    except ImportError:
        from subprocess import getstatusoutput
    import os
    policy_files = {'pp': "compiletest.pp", 'te': "compiletest.te", 'fc': "compiletest.fc", 'if': "compiletest.if"}
    idict = get_interface_dict(path)

if not (interface.split("_")[0] in exclude_interfaces or idict[interface][2] in exclude_interface_type):
        print(_("Compiling %s interface") % interface)
        try:
            fd = open(policy_files['te'], "w")
            fd.write(generate_compile_te(interface, idict))
            fd.close()
            rc, output = getstatusoutput("make -f /usr/share/selinux/devel/Makefile %s" % policy_files['pp'])
            if rc != 0:
                sys.stderr.write(output)
                sys.stderr.write(_("\nCompile test for %s failed.\n") % interface)

except EnvironmentError as e:
            sys.stderr.write(_("\nCompile test for %s has not run. %s\n") % (interface, e))
        for v in policy_files.values():
            if os.path.exists(v):
                os.remove(v)

else:
        sys.stderr.write(_("\nCompiling of %s interface is not supported.") % interface)

cmd: