mirror of
https://github.com/SELinuxProject/setools
synced 2025-02-15 03:16:55 +00:00
307 lines
14 KiB
Python
Executable File
307 lines
14 KiB
Python
Executable File
#!/usr/bin/python
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# Copyright 2014-2015, Tresys Technology, LLC
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#
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# This file is part of SETools.
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#
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# SETools is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# SETools is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with SETools. If not, see <http://www.gnu.org/licenses/>.
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#
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from __future__ import print_function
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import setools
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import argparse
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import sys
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import logging
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def expand_attr(attr):
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"""Render type and role attributes."""
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items = "\n\t".join(sorted(str(i) for i in attr.expand()))
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contents = items if items else "<empty set>"
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return "{0}\n\t{1}".format(attr.statement(), contents)
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parser = argparse.ArgumentParser(
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description="SELinux policy information tool.")
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parser.add_argument("--version", action="version", version=setools.__version__)
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parser.add_argument("policy", help="Path to the SELinux policy to query.")
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parser.add_argument("-x", "--expand", action="store_true",
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help="Print additional information about the specified components.")
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parser.add_argument("--flat", help="Print without item count nor indentation.",
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dest="flat", default=False, action="store_true")
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parser.add_argument("-v", "--verbose", action="store_true",
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help="Print extra informational messages")
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parser.add_argument("--debug", action="store_true", dest="debug", help="Enable debugging.")
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queries = parser.add_argument_group("Component Queries")
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queries.add_argument("-a", "--attribute", help="Print type attributes.", dest="typeattrquery",
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nargs='?', const=True, metavar="ATTR")
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queries.add_argument("-b", "--bool", help="Print Booleans.", dest="boolquery",
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nargs='?', const=True, metavar="BOOL")
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queries.add_argument("-c", "--class", help="Print object classes.", dest="classquery",
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nargs='?', const=True, metavar="CLASS")
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queries.add_argument("-r", "--role", help="Print roles.", dest="rolequery",
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nargs='?', const=True, metavar="ROLE")
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queries.add_argument("-t", "--type", help="Print types.", dest="typequery",
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nargs='?', const=True, metavar="TYPE")
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queries.add_argument("-u", "--user", help="Print users.", dest="userquery",
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nargs='?', const=True, metavar="USER")
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queries.add_argument("--category", help="Print MLS categories.", dest="mlscatsquery",
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nargs='?', const=True, metavar="CAT")
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queries.add_argument("--common", help="Print common permission set.", dest="commonquery",
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nargs='?', const=True, metavar="COMMON")
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queries.add_argument("--constrain", help="Print constraints.", dest="constraintquery",
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nargs='?', const=True, metavar="CLASS")
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queries.add_argument("--fs_use", help="Print fs_use statements.", dest="fsusequery",
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nargs='?', const=True, metavar="FS_TYPE")
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queries.add_argument("--genfscon", help="Print genfscon statements.", dest="genfsconquery",
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nargs='?', const=True, metavar="FS_TYPE")
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queries.add_argument("--initialsid", help="Print initial SIDs (contexts).", dest="initialsidquery",
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nargs='?', const=True, metavar="NAME")
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queries.add_argument("--netifcon", help="Print netifcon statements.", dest="netifconquery",
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nargs='?', const=True, metavar="DEVICE")
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queries.add_argument("--nodecon", help="Print nodecon statements.", dest="nodeconquery",
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nargs='?', const=True, metavar="ADDR")
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queries.add_argument("--permissive", help="Print permissive types.", dest="permissivequery",
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nargs='?', const=True, metavar="TYPE")
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queries.add_argument("--polcap", help="Print policy capabilities.", dest="polcapquery",
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nargs='?', const=True, metavar="NAME")
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queries.add_argument("--portcon", help="Print portcon statements.", dest="portconquery",
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nargs='?', const=True, metavar="PORTNUM[-PORTNUM]")
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queries.add_argument("--sensitivity", help="Print MLS sensitivities.", dest="mlssensquery",
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nargs='?', const=True, metavar="SENS")
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queries.add_argument("--validatetrans", help="Print validatetrans.", dest="validatetransquery",
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nargs='?', const=True, metavar="CLASS")
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queries.add_argument("--all", help="Print all of the above.",
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dest="all", default=False, action="store_true")
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args = parser.parse_args()
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if args.debug:
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logging.basicConfig(level=logging.DEBUG,
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format='%(asctime)s|%(levelname)s|%(name)s|%(message)s')
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elif args.verbose:
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logging.basicConfig(level=logging.INFO, format='%(message)s')
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else:
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logging.basicConfig(level=logging.WARNING, format='%(message)s')
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try:
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p = setools.SELinuxPolicy(args.policy)
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components = []
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if args.boolquery or args.all:
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if isinstance(args.boolquery, str):
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q = setools.boolquery.BoolQuery(p, name=args.boolquery)
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else:
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q = setools.boolquery.BoolQuery(p)
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components.append(("Booleans", q, lambda x: x.statement()))
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if args.mlscatsquery or args.all:
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if isinstance(args.mlscatsquery, str):
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q = setools.categoryquery.CategoryQuery(p, name=args.mlscatsquery)
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else:
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q = setools.categoryquery.CategoryQuery(p)
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components.append(("Categories", q, lambda x: x.statement()))
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if args.classquery or args.all:
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if isinstance(args.classquery, str):
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q = setools.objclassquery.ObjClassQuery(p, name=args.classquery)
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else:
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q = setools.objclassquery.ObjClassQuery(p)
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components.append(("Classes", q, lambda x: x.statement()))
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if args.commonquery or args.all:
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if isinstance(args.commonquery, str):
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q = setools.commonquery.CommonQuery(p, name=args.commonquery)
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else:
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q = setools.commonquery.CommonQuery(p)
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components.append(("Commons", q, lambda x: x.statement()))
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if args.constraintquery or args.all:
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if isinstance(args.constraintquery, str):
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q = setools.constraintquery.ConstraintQuery(p, tclass=args.constraintquery,
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ruletype=["constrain", "mlsconstrain"])
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else:
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q = setools.constraintquery.ConstraintQuery(p, ruletype=["constrain", "mlsconstrain"])
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components.append(("Constraints", q, lambda x: x.statement()))
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if args.fsusequery or args.all:
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if isinstance(args.fsusequery, str):
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q = setools.fsusequery.FSUseQuery(p, fs=args.fsusequery)
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else:
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q = setools.fsusequery.FSUseQuery(p)
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components.append(("Fs_use", q, lambda x: x.statement()))
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if args.genfsconquery or args.all:
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if isinstance(args.genfsconquery, str):
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q = setools.genfsconquery.GenfsconQuery(p, fs=args.genfsconquery)
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else:
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q = setools.genfsconquery.GenfsconQuery(p)
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components.append(("Genfscon", q, lambda x: x.statement()))
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if args.initialsidquery or args.all:
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if isinstance(args.initialsidquery, str):
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q = setools.initsidquery.InitialSIDQuery(p, name=args.initialsidquery)
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else:
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q = setools.initsidquery.InitialSIDQuery(p)
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components.append(("Initial SIDs", q, lambda x: x.statement()))
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if args.netifconquery or args.all:
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if isinstance(args.netifconquery, str):
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q = setools.netifconquery.NetifconQuery(p, name=args.netifconquery)
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else:
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q = setools.netifconquery.NetifconQuery(p)
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components.append(("Netifcon", q, lambda x: x.statement()))
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if args.nodeconquery or args.all:
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if isinstance(args.nodeconquery, str):
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q = setools.nodeconquery.NodeconQuery(p, net=args.nodeconquery)
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else:
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q = setools.nodeconquery.NodeconQuery(p)
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components.append(("Nodecon", q, lambda x: x.statement()))
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if args.permissivequery or args.all:
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if isinstance(args.permissivequery, str):
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q = setools.typequery.TypeQuery(p, name=args.permissivequery,
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permissive=True, match_permissive=True)
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else:
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q = setools.typequery.TypeQuery(p, permissive=True, match_permissive=True)
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components.append(("Permissive Types", q, lambda x: x.statement()))
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if args.polcapquery or args.all:
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if isinstance(args.polcapquery, str):
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q = setools.polcapquery.PolCapQuery(p, name=args.polcapquery)
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else:
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q = setools.polcapquery.PolCapQuery(p)
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components.append(("Polcap", q, lambda x: x.statement()))
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if args.portconquery or args.all:
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if isinstance(args.portconquery, str):
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q = setools.portconquery.PortconQuery(p)
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try:
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ports = [int(i) for i in args.portconquery.split("-")]
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except:
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parser.error("Enter a port number or range, e.g. 22 or 6000-6020")
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if len(ports) == 2:
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q.set_ports((ports[0], ports[1]))
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elif len(ports) == 1:
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q.set_ports((ports[0], ports[0]))
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else:
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parser.error("Enter a port number or range, e.g. 22 or 6000-6020")
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else:
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q = setools.portconquery.PortconQuery(p)
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components.append(("Portcon", q, lambda x: x.statement()))
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if args.rolequery or args.all:
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if isinstance(args.rolequery, str):
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q = setools.rolequery.RoleQuery(p, name=args.rolequery)
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else:
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q = setools.rolequery.RoleQuery(p)
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components.append(("Roles", q, lambda x: x.statement()))
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if args.mlssensquery or args.all:
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if isinstance(args.mlssensquery, str):
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q = setools.sensitivityquery.SensitivityQuery(p, name=args.mlssensquery)
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else:
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q = setools.sensitivityquery.SensitivityQuery(p)
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components.append(("Sensitivities", q, lambda x: x.statement()))
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if args.typequery or args.all:
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if isinstance(args.typequery, str):
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q = setools.typequery.TypeQuery(p, name=args.typequery)
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else:
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q = setools.typequery.TypeQuery(p)
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components.append(("Types", q, lambda x: x.statement()))
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if args.typeattrquery or args.all:
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if isinstance(args.typeattrquery, str):
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q = setools.typeattrquery.TypeAttributeQuery(p, name=args.typeattrquery)
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else:
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q = setools.typeattrquery.TypeAttributeQuery(p)
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components.append(("Type Attributes", q, expand_attr))
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if args.userquery or args.all:
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if isinstance(args.userquery, str):
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q = setools.userquery.UserQuery(p, name=args.userquery)
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else:
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q = setools.userquery.UserQuery(p)
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components.append(("Users", q, lambda x: x.statement()))
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if args.validatetransquery or args.all:
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if isinstance(args.validatetransquery, str):
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q = setools.constraintquery.ConstraintQuery(p, tclass=args.validatetransquery,
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ruletype=["validatetrans",
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"mlsvalidatetrans"])
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else:
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q = setools.constraintquery.ConstraintQuery(p, ruletype=["validatetrans",
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"mlsvalidatetrans"])
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components.append(("Validatetrans", q, lambda x: x.statement()))
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if (not components or args.all) and not args.flat:
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mls = "enabled" if p.mls else "disabled"
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print("Statistics for policy file: {0}".format(args.policy))
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print("Policy Version: {0} (MLS {1})".format(p.version, mls))
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print(" Classes: {0:7} Permissions: {1:7}".format(
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p.class_count, p.permission_count))
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print(" Sensitivities: {0:7} Categories: {1:7}".format(
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p.level_count, p.category_count))
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print(" Types: {0:7} Attributes: {1:7}".format(
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p.type_count, p.type_attribute_count))
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print(" Users: {0:7} Roles: {1:7}".format(
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p.user_count, p.role_count))
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print(" Booleans: {0:7} Cond. Expr.: {1:7}".format(
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p.boolean_count, p.conditional_count))
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print(" Allow: {0:7} Neverallow: {1:7}".format(
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p.allow_count, p.neverallow_count))
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print(" Auditallow: {0:7} Dontaudit: {1:7}".format(
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p.auditallow_count, p.dontaudit_count))
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print(" Type_trans: {0:7} Type_change: {1:7}".format(
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p.type_transition_count, p.type_change_count))
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print(" Type_member: {0:7} Range_trans: {1:7}".format(
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p.type_member_count, p.range_transition_count))
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print(" Role allow: {0:7} Role_trans: {1:7}".format(
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p.role_allow_count, p.role_transition_count))
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print(" Constraints: {0:7} Validatetrans: {1:7}".format(
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p.constraint_count, p.validatetrans_count))
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print(" MLS Constrain: {0:7} MLS Val. Tran: {1:7}".format(
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p.mlsconstraint_count, p.mlsvalidatetrans_count))
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print(" Initial SIDs: {0:7} Fs_use: {1:7}".format(
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p.initialsids_count, p.fs_use_count))
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print(" Genfscon: {0:7} Portcon: {1:7}".format(
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p.genfscon_count, p.portcon_count))
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print(" Netifcon: {0:7} Nodecon: {1:7}".format(
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p.netifcon_count, p.nodecon_count))
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print(" Permissives: {0:7} Polcap: {1:7}".format(
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p.permissives_count, p.polcap_count))
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for desc, component, expander in components:
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results = sorted(component.results())
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if not args.flat:
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print("\n{0}: {1}".format(desc, len(results)))
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for item in results:
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result = expander(item) if args.expand else item
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strfmt = " {0}" if not args.flat else "{0}"
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print(strfmt.format(result))
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except Exception as err:
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if args.debug:
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import traceback
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traceback.print_exc()
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else:
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print(err)
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sys.exit(-1)
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