python/samba/descriptor.py

   1
   2 # Unix SMB/CIFS implementation.
   3 # backend code for provisioning a Samba4 server
   4
   5 # Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007-2010
   6 # Copyright (C) Andrew Bartlett <abartlet@samba.org> 2008-2009
   7 # Copyright (C) Oliver Liebel <oliver@itc.li> 2008-2009
   8 # Copyright (C) Amitay Isaacs <amitay@samba.org> 2011
   9 #
  10 # Based on the original in EJS:
  11 # Copyright (C) Andrew Tridgell <tridge@samba.org> 2005
  12 #
  13 # This program is free software; you can redistribute it and/or modify
  14 # it under the terms of the GNU General Public License as published by
  15 # the Free Software Foundation; either version 3 of the License, or
  16 # (at your option) any later version.
  17 #
  18 # This program is distributed in the hope that it will be useful,
  19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 # GNU General Public License for more details.
  22 #
  23 # You should have received a copy of the GNU General Public License
  24 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  25 #
  26
  27 """Functions for setting up a Samba configuration (security descriptors)."""
  28
  29 from samba.dcerpc import security
  30 from samba.ndr import ndr_pack
  31 from samba.schema import get_schema_descriptor
  32 import ldb
  33 import re
  34
  35 # Descriptors of naming contexts and other important objects
  36
  37 def sddl2binary(sddl_in, domain_sid, name_map):
  38     sddl = "%s" % sddl_in
  39
  40     for [name, sid] in name_map.items():
  41         sddl = sddl.replace(name, sid)
  42
  43     sec = security.descriptor.from_sddl(sddl, domain_sid)
  44     return ndr_pack(sec)
  45
  46 def get_empty_descriptor(domain_sid, name_map={}):
  47     sddl= ""
  48     return sddl2binary(sddl, domain_sid, name_map)
  49
  50 # "get_schema_descriptor" is located in "schema.py"
  51
  52 def get_config_descriptor(domain_sid, name_map={}):
  53     sddl = "O:EAG:EAD:(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
  54            "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
  55            "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
  56            "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
  57            "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
  58            "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
  59            "(A;;RPLCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;EA)" \
  60            "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)(A;CIIO;RPWPCRCCLCLORCWOWDSDSW;;;DA)" \
  61            "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
  62            "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;ED)" \
  63            "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
  64            "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;BA)" \
  65            "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ER)" \
  66            "S:(AU;SA;WPWOWD;;;WD)(AU;SA;CR;;;BA)(AU;SA;CR;;;DU)" \
  67            "(OU;SA;CR;45ec5156-db7e-47bb-b53f-dbeb2d03c40f;;WD)"
  68     return sddl2binary(sddl, domain_sid, name_map)
  69
  70 def get_config_partitions_descriptor(domain_sid, name_map={}):
  71     sddl = "D:" \
  72     "(A;;LCLORC;;;AU)" \
  73     "(OA;;RP;e48d0154-bcf8-11d1-8702-00c04fb96050;;AU)" \
  74     "(OA;;RP;d31a8757-2447-4545-8081-3bb610cacbf2;;AU)" \
  75     "(OA;;RP;66171887-8f3c-11d0-afda-00c04fd930c9;;AU)" \
  76     "(OA;;RP;032160bf-9824-11d1-aec0-0000f80367c1;;AU)" \
  77     "(OA;;RP;789ee1eb-8c8e-4e4c-8cec-79b31b7617b5;;AU)" \
  78     "(OA;;RP;5706aeaf-b940-4fb2-bcfc-5268683ad9fe;;AU)" \
  79     "(A;;RPWPCRCCLCLORCWOWDSW;;;EA)" \
  80     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
  81     "(A;;CC;;;ED)" \
  82     "(OA;CIIO;WP;3df793df-9858-4417-a701-735a1ecebf74;bf967a8d-0de6-11d0-a285-00aa003049e2;BA)" \
  83     "S:" \
  84     "(AU;CISA;WPCRCCDCWOWDSDDT;;;WD)"
  85     return sddl2binary(sddl, domain_sid, name_map)
  86
  87 def get_config_sites_descriptor(domain_sid, name_map={}):
  88     sddl = "D:" \
  89     "(A;;RPLCLORC;;;AU)" \
  90     "(OA;CIIO;SW;d31a8757-2447-4545-8081-3bb610cacbf2;f0f8ffab-1191-11d0-a060-00aa006c33ed;ER)" \
  91     "(A;;RPWPCRCCLCLORCWOWDSW;;;EA)" \
  92     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
  93     "S:" \
  94     "(AU;CISA;CCDCSDDT;;;WD)" \
  95     "(OU;CIIOSA;CR;;f0f8ffab-1191-11d0-a060-00aa006c33ed;WD)" \
  96     "(OU;CIIOSA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967ab3-0de6-11d0-a285-00aa003049e2;WD)" \
  97     "(OU;CIIOSA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967ab3-0de6-11d0-a285-00aa003049e2;WD)" \
  98     "(OU;CIIOSA;WP;3e10944c-c354-11d0-aff8-0000f80367c1;b7b13124-b82e-11d0-afee-0000f80367c1;WD)"
  99     return sddl2binary(sddl, domain_sid, name_map)
 100
 101 def get_config_ntds_quotas_descriptor(domain_sid, name_map={}):
 102     sddl = "D:" \
 103     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;EA)" \
 104     "(A;;RPLCLORC;;;BA)" \
 105     "(OA;;CR;4ecc03fe-ffc0-4947-b630-eb672a8a9dbc;;WD)"
 106     return sddl2binary(sddl, domain_sid, name_map)
 107
 108 def get_config_delete_protected1_descriptor(domain_sid, name_map={}):
 109     sddl = "D:AI" \
 110     "(A;;RPLCLORC;;;AU)" \
 111     "(A;;RPWPCRCCLCLORCWOWDSW;;;EA)" \
 112     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)"
 113     return sddl2binary(sddl, domain_sid, name_map)
 114
 115 def get_config_delete_protected1wd_descriptor(domain_sid, name_map={}):
 116     sddl = "D:AI" \
 117     "(A;;RPLCLORC;;;WD)" \
 118     "(A;;RPWPCRCCLCLORCWOWDSW;;;EA)" \
 119     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)"
 120     return sddl2binary(sddl, domain_sid, name_map)
 121
 122 def get_config_delete_protected2_descriptor(domain_sid, name_map={}):
 123     sddl = "D:AI" \
 124     "(A;;RPLCLORC;;;AU)" \
 125     "(A;;RPWPCRCCDCLCLORCWOWDSW;;;EA)" \
 126     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)"
 127     return sddl2binary(sddl, domain_sid, name_map)
 128
 129 def get_domain_descriptor(domain_sid, name_map={}):
 130     sddl= "O:BAG:BAD:AI(OA;CIIO;RP;4c164200-20c0-11d0-a768-00aa006e0529;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 131         "(OA;CIIO;RP;4c164200-20c0-11d0-a768-00aa006e0529;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 132     "(OA;CIIO;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 133     "(OA;CIIO;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 134     "(OA;CIIO;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 135     "(OA;CIIO;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 136     "(OA;CIIO;RP;59ba2f42-79a2-11d0-9020-00c04fc2d3cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 137     "(OA;CIIO;RP;59ba2f42-79a2-11d0-9020-00c04fc2d3cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 138     "(OA;CIIO;RP;037088f8-0ae1-11d2-b422-00a0c968f939;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 139     "(OA;CIIO;RP;037088f8-0ae1-11d2-b422-00a0c968f939;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 140     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ER)" \
 141     "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;DD)" \
 142     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a86-0de6-11d0-a285-00aa003049e2;ED)" \
 143     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a9c-0de6-11d0-a285-00aa003049e2;ED)" \
 144     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967aba-0de6-11d0-a285-00aa003049e2;ED)" \
 145     "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;BA)" \
 146     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 147     "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 148     "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 149     "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 150     "(OA;;CR;1131f6ae-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 151     "(OA;;CR;e2a36dc9-ae17-47c3-b58b-be34c55ba633;;IF)" \
 152     "(OA;;RP;c7407360-20bf-11d0-a768-00aa006e0529;;RU)" \
 153     "(OA;;RP;b8119fd0-04f6-4762-ab7a-4986c76b3f9a;;RU)" \
 154     "(OA;CIIO;RPLCLORC;;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 155     "(OA;CIIO;RPLCLORC;;bf967a9c-0de6-11d0-a285-00aa003049e2;RU)" \
 156     "(OA;CIIO;RPLCLORC;;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 157     "(OA;;CR;05c74c5e-4deb-43b4-bd9f-86664c2a7fd5;;AU)" \
 158     "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;ED)" \
 159     "(OA;;CR;ccc2dc7d-a6ad-4a7a-8846-c04e3cc53501;;AU)" \
 160     "(OA;;CR;280f369c-67c7-438e-ae98-1d46f3c6f541;;AU)" \
 161     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 162     "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 163     "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 164     "(OA;;CR;1131f6ae-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 165     "(OA;;RP;b8119fd0-04f6-4762-ab7a-4986c76b3f9a;;AU)" \
 166     "(OA;CIIO;RPWPCR;91e647de-d96f-4b70-9557-d63ff4f3ccd8;;PS)" \
 167     "(A;;RPWPCRCCLCLORCWOWDSW;;;DA)" \
 168     "(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;EA)" \
 169     "(A;;RPRC;;;RU)" \
 170     "(A;CI;LC;;;RU)" \
 171     "(A;CI;RPWPCRCCLCLORCWOWDSDSW;;;BA)" \
 172     "(A;;RP;;;WD)" \
 173     "(A;;RPLCLORC;;;ED)" \
 174     "(A;;RPLCLORC;;;AU)" \
 175     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 176     "S:AI(OU;CISA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)" \
 177     "(OU;CISA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)" \
 178     "(AU;SA;CR;;;DU)(AU;SA;CR;;;BA)(AU;SA;WPWOWD;;;WD)"
 179     return sddl2binary(sddl, domain_sid, name_map)
 180
 181 def get_domain_infrastructure_descriptor(domain_sid, name_map={}):
 182     sddl = "D:" \
 183     "(A;;RPLCLORC;;;AU)" \
 184     "(A;;RPWPCRCCLCLORCWOWDSW;;;DA)" \
 185     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 186     "S:" \
 187     "(AU;SA;WPCR;;;WD)"
 188     return sddl2binary(sddl, domain_sid, name_map)
 189
 190 def get_domain_builtin_descriptor(domain_sid, name_map={}):
 191     sddl = "D:" \
 192     "(OA;CIIO;RP;4c164200-20c0-11d0-a768-00aa006e0529;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 193     "(OA;CIIO;RP;4c164200-20c0-11d0-a768-00aa006e0529;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 194     "(OA;CIIO;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 195     "(OA;CIIO;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 196     "(OA;CIIO;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 197     "(OA;CIIO;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 198     "(OA;CIIO;RP;59ba2f42-79a2-11d0-9020-00c04fc2d3cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 199     "(OA;CIIO;RP;59ba2f42-79a2-11d0-9020-00c04fc2d3cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 200     "(OA;CIIO;RP;037088f8-0ae1-11d2-b422-00a0c968f939;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 201     "(OA;CIIO;RP;037088f8-0ae1-11d2-b422-00a0c968f939;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 202     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ER)" \
 203     "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;DD)" \
 204     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a86-0de6-11d0-a285-00aa003049e2;ED)" \
 205     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a9c-0de6-11d0-a285-00aa003049e2;ED)" \
 206     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967aba-0de6-11d0-a285-00aa003049e2;ED)" \
 207     "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;BA)" \
 208     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 209     "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 210     "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 211     "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 212     "(OA;;CR;1131f6ae-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 213     "(OA;;CR;e2a36dc9-ae17-47c3-b58b-be34c55ba633;;IF)" \
 214     "(OA;;RP;c7407360-20bf-11d0-a768-00aa006e0529;;RU)" \
 215     "(OA;;RP;b8119fd0-04f6-4762-ab7a-4986c76b3f9a;;RU)" \
 216     "(OA;CIIO;RPLCLORC;;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 217     "(OA;CIIO;RPLCLORC;;bf967a9c-0de6-11d0-a285-00aa003049e2;RU)" \
 218     "(OA;CIIO;RPLCLORC;;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 219     "(OA;;CR;05c74c5e-4deb-43b4-bd9f-86664c2a7fd5;;AU)" \
 220     "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;ED)" \
 221     "(OA;;CR;ccc2dc7d-a6ad-4a7a-8846-c04e3cc53501;;AU)" \
 222     "(OA;;CR;280f369c-67c7-438e-ae98-1d46f3c6f541;;AU)" \
 223     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 224     "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 225     "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 226     "(OA;;CR;1131f6ae-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 227     "(OA;;RP;b8119fd0-04f6-4762-ab7a-4986c76b3f9a;;AU)" \
 228     "(OA;CIIO;RPWPCR;91e647de-d96f-4b70-9557-d63ff4f3ccd8;;PS)" \
 229     "(A;;RPWPCRCCLCLORCWOWDSW;;;DA)" \
 230     "(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;EA)" \
 231     "(A;;RPRC;;;RU)" \
 232     "(A;CI;LC;;;RU)" \
 233     "(A;CI;RPWPCRCCLCLORCWOWDSDSW;;;BA)" \
 234     "(A;;RP;;;WD)" \
 235     "(A;;RPLCLORC;;;ED)" \
 236     "(A;;RPLCLORC;;;AU)" \
 237     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 238     "S:" \
 239     "(OU;CISA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)" \
 240     "(OU;CISA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)" \
 241     "(AU;SA;CR;;;DU)" \
 242     "(AU;SA;CR;;;BA)" \
 243     "(AU;SA;WPWOWD;;;WD)"
 244     return sddl2binary(sddl, domain_sid, name_map)
 245
 246 def get_domain_computers_descriptor(domain_sid, name_map={}):
 247     sddl = "D:" \
 248     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 249     "(A;;RPWPCRCCDCLCLORCWOWDSW;;;DA)" \
 250     "(OA;;CCDC;bf967a86-0de6-11d0-a285-00aa003049e2;;AO)" \
 251     "(OA;;CCDC;bf967aba-0de6-11d0-a285-00aa003049e2;;AO)" \
 252     "(OA;;CCDC;bf967a9c-0de6-11d0-a285-00aa003049e2;;AO)" \
 253     "(OA;;CCDC;bf967aa8-0de6-11d0-a285-00aa003049e2;;PO)" \
 254     "(A;;RPLCLORC;;;AU)" \
 255     "(OA;;CCDC;4828cc14-1437-45bc-9b07-ad6f015e5f28;;AO)" \
 256     "S:"
 257     return sddl2binary(sddl, domain_sid, name_map)
 258
 259 def get_domain_users_descriptor(domain_sid, name_map={}):
 260     sddl = "D:" \
 261     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 262     "(A;;RPWPCRCCDCLCLORCWOWDSW;;;DA)" \
 263     "(OA;;CCDC;bf967aba-0de6-11d0-a285-00aa003049e2;;AO)" \
 264     "(OA;;CCDC;bf967a9c-0de6-11d0-a285-00aa003049e2;;AO)" \
 265     "(OA;;CCDC;bf967aa8-0de6-11d0-a285-00aa003049e2;;PO)" \
 266     "(A;;RPLCLORC;;;AU)" \
 267     "(OA;;CCDC;4828cc14-1437-45bc-9b07-ad6f015e5f28;;AO)" \
 268     "S:"
 269     return sddl2binary(sddl, domain_sid, name_map)
 270
 271 def get_domain_controllers_descriptor(domain_sid, name_map={}):
 272     sddl = "D:" \
 273     "(A;;RPLCLORC;;;AU)" \
 274     "(A;;RPWPCRCCLCLORCWOWDSW;;;DA)" \
 275     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 276     "(A;;RPLCLORC;;;ED)" \
 277     "S:" \
 278     "(AU;SA;CCDCWOWDSDDT;;;WD)" \
 279     "(AU;CISA;WP;;;WD)"
 280     return sddl2binary(sddl, domain_sid, name_map)
 281
 282 def get_domain_delete_protected1_descriptor(domain_sid, name_map={}):
 283     sddl = "D:AI" \
 284     "(A;;RPLCLORC;;;AU)" \
 285     "(A;;RPWPCRCCLCLORCWOWDSW;;;DA)" \
 286     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)"
 287     return sddl2binary(sddl, domain_sid, name_map)
 288
 289 def get_domain_delete_protected2_descriptor(domain_sid, name_map={}):
 290     sddl = "D:AI" \
 291     "(A;;RPLCLORC;;;AU)" \
 292     "(A;;RPWPCRCCDCLCLORCWOWDSW;;;DA)" \
 293     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)"
 294     return sddl2binary(sddl, domain_sid, name_map)
 295
 296 def get_dns_partition_descriptor(domain_sid, name_map={}):
 297     sddl = "O:SYG:BAD:AI" \
 298     "(OA;CIIO;RP;4c164200-20c0-11d0-a768-00aa006e0529;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 299     "(OA;CIIO;RP;4c164200-20c0-11d0-a768-00aa006e0529;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 300     "(OA;CIIO;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 301     "(OA;CIIO;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 302     "(OA;CIIO;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 303     "(OA;CIIO;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 304     "(OA;CIIO;RP;59ba2f42-79a2-11d0-9020-00c04fc2d3cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 305     "(OA;CIIO;RP;59ba2f42-79a2-11d0-9020-00c04fc2d3cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 306     "(OA;CIIO;RP;037088f8-0ae1-11d2-b422-00a0c968f939;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 307     "(OA;CIIO;RP;037088f8-0ae1-11d2-b422-00a0c968f939;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 308     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ER)" \
 309     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a86-0de6-11d0-a285-00aa003049e2;ED)" \
 310     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a9c-0de6-11d0-a285-00aa003049e2;ED)" \
 311     "(OA;CIIO;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967aba-0de6-11d0-a285-00aa003049e2;ED)" \
 312     "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;BA)" \
 313     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 314     "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 315     "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 316     "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 317     "(OA;;CR;1131f6ae-9c07-11d1-f79f-00c04fc2dcd2;;BA)" \
 318     "(OA;;CR;e2a36dc9-ae17-47c3-b58b-be34c55ba633;;IF)" \
 319     "(OA;;RP;c7407360-20bf-11d0-a768-00aa006e0529;;RU)" \
 320     "(OA;;RP;b8119fd0-04f6-4762-ab7a-4986c76b3f9a;;RU)" \
 321     "(OA;CIIO;RPLCLORC;;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)" \
 322     "(OA;CIIO;RPLCLORC;;bf967a9c-0de6-11d0-a285-00aa003049e2;RU)" \
 323     "(OA;CIIO;RPLCLORC;;bf967aba-0de6-11d0-a285-00aa003049e2;RU)" \
 324     "(OA;;CR;05c74c5e-4deb-43b4-bd9f-86664c2a7fd5;;AU)" \
 325     "(OA;;CR;89e95b76-444d-4c62-991a-0facbeda640c;;ED)" \
 326     "(OA;;CR;ccc2dc7d-a6ad-4a7a-8846-c04e3cc53501;;AU)" \
 327     "(OA;;CR;280f369c-67c7-438e-ae98-1d46f3c6f541;;AU)" \
 328     "(OA;;CR;1131f6aa-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 329     "(OA;;CR;1131f6ab-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 330     "(OA;;CR;1131f6ac-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 331     "(OA;;CR;1131f6ad-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 332     "(OA;;CR;1131f6ae-9c07-11d1-f79f-00c04fc2dcd2;;ED)" \
 333     "(OA;;RP;b8119fd0-04f6-4762-ab7a-4986c76b3f9a;;AU)" \
 334     "(OA;CIIO;RPWPCR;91e647de-d96f-4b70-9557-d63ff4f3ccd8;;PS)" \
 335     "(A;;RPWPCRCCLCLORCWOWDSW;;;DA)" \
 336     "(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;EA)" \
 337     "(A;;RPRC;;;RU)" \
 338     "(A;CI;LC;;;RU)" \
 339     "(A;CI;RPWPCRCCLCLORCWOWDSDSW;;;BA)" \
 340     "(A;;RP;;;WD)" \
 341     "(A;;RPLCLORC;;;ED)" \
 342     "(A;;RPLCLORC;;;AU)" \
 343     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 344     "S:AI" \
 345     "(OU;CISA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)" \
 346     "(OU;CISA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)" \
 347     "(AU;SA;CR;;;DU)(AU;SA;CR;;;BA)(AU;SA;WPWOWD;;;WD)"
 348     return sddl2binary(sddl, domain_sid, name_map)
 349
 350 def get_dns_forest_microsoft_dns_descriptor(domain_sid, name_map={}):
 351     sddl = "O:SYG:SYD:AI" \
 352     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 353     "(A;CI;RPWPCRCCDCLCRCWOWDSDDTSW;;;ED)"
 354     return sddl2binary(sddl, domain_sid, name_map)
 355
 356 def get_dns_domain_microsoft_dns_descriptor(domain_sid, name_map={}):
 357     sddl = "O:SYG:SYD:AI" \
 358     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;DA)" \
 359     "(A;CI;RPWPCRCCDCLCRCWOWDSDDTSW;;;DnsAdmins)" \
 360     "(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)" \
 361     "(A;CI;RPWPCRCCDCLCRCWOWDSDDTSW;;;ED)"
 362     return sddl2binary(sddl, domain_sid, name_map)
 363
 364 def get_wellknown_sds(samdb):
 365
 366     # Then subcontainers
 367     subcontainers = [
 368         (ldb.Dn(samdb, "%s" % str(samdb.domain_dn())), get_domain_descriptor),
 369         (ldb.Dn(samdb, "CN=LostAndFound,%s" % str(samdb.domain_dn())), get_domain_delete_protected2_descriptor),
 370         (ldb.Dn(samdb, "CN=System,%s" % str(samdb.domain_dn())), get_domain_delete_protected1_descriptor),
 371         (ldb.Dn(samdb, "CN=Infrastructure,%s" % str(samdb.domain_dn())), get_domain_infrastructure_descriptor),
 372         (ldb.Dn(samdb, "CN=Builtin,%s" % str(samdb.domain_dn())), get_domain_builtin_descriptor),
 373         (ldb.Dn(samdb, "CN=Computers,%s" % str(samdb.domain_dn())), get_domain_computers_descriptor),
 374         (ldb.Dn(samdb, "CN=Users,%s" % str(samdb.domain_dn())), get_domain_users_descriptor),
 375         (ldb.Dn(samdb, "OU=Domain Controllers,%s" % str(samdb.domain_dn())), get_domain_controllers_descriptor),
 376         (ldb.Dn(samdb, "CN=MicrosoftDNS,CN=System,%s" % str(samdb.domain_dn())), get_dns_domain_microsoft_dns_descriptor),
 377
 378         (ldb.Dn(samdb, "%s" % str(samdb.get_config_basedn())), get_config_descriptor),
 379         (ldb.Dn(samdb, "CN=NTDS Quotas,%s" % str(samdb.get_config_basedn())), get_config_ntds_quotas_descriptor),
 380         (ldb.Dn(samdb, "CN=LostAndFoundConfig,%s" % str(samdb.get_config_basedn())), get_config_delete_protected1wd_descriptor),
 381         (ldb.Dn(samdb, "CN=Services,%s" % str(samdb.get_config_basedn())), get_config_delete_protected1_descriptor),
 382         (ldb.Dn(samdb, "CN=Physical Locations,%s" % str(samdb.get_config_basedn())), get_config_delete_protected1wd_descriptor),
 383         (ldb.Dn(samdb, "CN=WellKnown Security Principals,%s" % str(samdb.get_config_basedn())), get_config_delete_protected1wd_descriptor),
 384         (ldb.Dn(samdb, "CN=ForestUpdates,%s" % str(samdb.get_config_basedn())), get_config_delete_protected1wd_descriptor),
 385         (ldb.Dn(samdb, "CN=DisplaySpecifiers,%s" % str(samdb.get_config_basedn())), get_config_delete_protected2_descriptor),
 386         (ldb.Dn(samdb, "CN=Extended-Rights,%s" % str(samdb.get_config_basedn())), get_config_delete_protected2_descriptor),
 387         (ldb.Dn(samdb, "CN=Partitions,%s" % str(samdb.get_config_basedn())), get_config_partitions_descriptor),
 388         (ldb.Dn(samdb, "CN=Sites,%s" % str(samdb.get_config_basedn())), get_config_sites_descriptor),
 389
 390         (ldb.Dn(samdb, "%s" % str(samdb.get_schema_basedn())), get_schema_descriptor),
 391     ]
 392
 393     current = samdb.search(expression="(objectClass=*)",
 394                            base="", scope=ldb.SCOPE_BASE,
 395                            attrs=["namingContexts"])
 396
 397     for nc in current[0]["namingContexts"]:
 398
 399         dnsforestdn = ldb.Dn(samdb, "DC=ForestDnsZones,%s" % (str(samdb.get_root_basedn())))
 400         if ldb.Dn(samdb, nc) == dnsforestdn:
 401             c = (ldb.Dn(samdb, "%s" % str(dnsforestdn)), get_dns_partition_descriptor)
 402             subcontainers.append(c)
 403             c = (ldb.Dn(samdb, "CN=Infrastructure,%s" % str(dnsforestdn)),
 404                  get_domain_delete_protected1_descriptor)
 405             subcontainers.append(c)
 406             c = (ldb.Dn(samdb, "CN=LostAndFound,%s" % str(dnsforestdn)),
 407                  get_domain_delete_protected2_descriptor)
 408             subcontainers.append(c)
 409             c = (ldb.Dn(samdb, "CN=MicrosoftDNS,%s" % str(dnsforestdn)),
 410                  get_dns_forest_microsoft_dns_descriptor)
 411             subcontainers.append(c)
 412             continue
 413
 414         dnsdomaindn = ldb.Dn(samdb, "DC=DomainDnsZones,%s" % (str(samdb.domain_dn())))
 415         if ldb.Dn(samdb, nc) == dnsdomaindn:
 416             c = (ldb.Dn(samdb, "%s" % str(dnsdomaindn)), get_dns_partition_descriptor)
 417             subcontainers.append(c)
 418             c = (ldb.Dn(samdb, "CN=Infrastructure,%s" % str(dnsdomaindn)),
 419                  get_domain_delete_protected1_descriptor)
 420             subcontainers.append(c)
 421             c = (ldb.Dn(samdb, "CN=LostAndFound,%s" % str(dnsdomaindn)),
 422                  get_domain_delete_protected2_descriptor)
 423             subcontainers.append(c)
 424             c = (ldb.Dn(samdb, "CN=MicrosoftDNS,%s" % str(dnsdomaindn)),
 425                  get_dns_domain_microsoft_dns_descriptor)
 426             subcontainers.append(c)
 427
 428     return subcontainers
 429
 430
 431 def chunck_acl(acl):
 432     """Return separate ACE of an ACL
 433
 434     :param acl: A string representing the ACL
 435     :return: A hash with different parts
 436     """
 437
 438     p = re.compile(r'(\w+)?(\(.*?\))')
 439     tab = p.findall(acl)
 440
 441     hash = {}
 442     hash["aces"] = []
 443     for e in tab:
 444         if len(e[0]) > 0:
 445             hash["flags"] = e[0]
 446         hash["aces"].append(e[1])
 447
 448     return hash
 449
 450
 451 def chunck_sddl(sddl):
 452     """ Return separate parts of the SDDL (owner, group, ...)
 453
 454     :param sddl: An string containing the SDDL to chunk
 455     :return: A hash with the different chunk
 456     """
 457
 458     p = re.compile(r'([OGDS]:)(.*?)(?=(?:[GDS]:|$))')
 459     tab = p.findall(sddl)
 460
 461     hash = {}
 462     for e in tab:
 463         if e[0] == "O:":
 464             hash["owner"] = e[1]
 465         if e[0] == "G:":
 466             hash["group"] = e[1]
 467         if e[0] == "D:":
 468             hash["dacl"] = e[1]
 469         if e[0] == "S:":
 470             hash["sacl"] = e[1]
 471
 472     return hash
 473
 474
 475 def get_clean_sd(sd):
 476     """Get the SD without any inherited ACEs
 477
 478     :param sd: SD to strip
 479     :return: An SD with inherited ACEs stripped
 480     """
 481
 482     sd_clean = security.descriptor()
 483     sd_clean.owner_sid = sd.owner_sid
 484     sd_clean.group_sid = sd.group_sid
 485     sd_clean.type = sd.type
 486     sd_clean.revision = sd.revision
 487
 488     aces = []
 489     if sd.sacl is not None:
 490         aces = sd.sacl.aces
 491     for i in range(0, len(aces)):
 492         ace = aces[i]
 493
 494         if not ace.flags & security.SEC_ACE_FLAG_INHERITED_ACE:
 495             sd_clean.sacl_add(ace)
 496             continue
 497
 498     aces = []
 499     if sd.dacl is not None:
 500         aces = sd.dacl.aces
 501     for i in range(0, len(aces)):
 502         ace = aces[i]
 503
 504         if not ace.flags & security.SEC_ACE_FLAG_INHERITED_ACE:
 505             sd_clean.dacl_add(ace)
 506             continue
 507     return sd_clean
 508
 509
 510 def get_diff_sds(refsd, cursd, domainsid, checkSacl = True):
 511     """Get the difference between 2 sd
 512
 513     This function split the textual representation of ACL into smaller
 514     chunck in order to not to report a simple permutation as a difference
 515
 516     :param refsddl: First sddl to compare
 517     :param cursddl: Second sddl to compare
 518     :param checkSacl: If false we skip the sacl checks
 519     :return: A string that explain difference between sddls
 520     """
 521
 522     cursddl = get_clean_sd(cursd).as_sddl(domainsid)
 523     refsddl = get_clean_sd(refsd).as_sddl(domainsid)
 524
 525     txt = ""
 526     hash_cur = chunck_sddl(cursddl)
 527     hash_ref = chunck_sddl(refsddl)
 528
 529     if not hash_cur.has_key("owner"):
 530         txt = "\tNo owner in current SD"
 531     elif hash_ref.has_key("owner") and hash_cur["owner"] != hash_ref["owner"]:
 532         txt = "\tOwner mismatch: %s (in ref) %s" \
 533               "(in current)\n" % (hash_ref["owner"], hash_cur["owner"])
 534
 535     if not hash_cur.has_key("group"):
 536         txt = "%s\tNo group in current SD" % txt
 537     elif hash_ref.has_key("group") and hash_cur["group"] != hash_ref["group"]:
 538         txt = "%s\tGroup mismatch: %s (in ref) %s" \
 539               "(in current)\n" % (txt, hash_ref["group"], hash_cur["group"])
 540
 541     parts = [ "dacl" ]
 542     if checkSacl:
 543         parts.append("sacl")
 544     for part in parts:
 545         if hash_cur.has_key(part) and hash_ref.has_key(part):
 546
 547             # both are present, check if they contain the same ACE
 548             h_cur = set()
 549             h_ref = set()
 550             c_cur = chunck_acl(hash_cur[part])
 551             c_ref = chunck_acl(hash_ref[part])
 552
 553             for elem in c_cur["aces"]:
 554                 h_cur.add(elem)
 555
 556             for elem in c_ref["aces"]:
 557                 h_ref.add(elem)
 558
 559             for k in set(h_ref):
 560                 if k in h_cur:
 561                     h_cur.remove(k)
 562                     h_ref.remove(k)
 563
 564             if len(h_cur) + len(h_ref) > 0:
 565                 txt = "%s\tPart %s is different between reference" \
 566                       " and current here is the detail:\n" % (txt, part)
 567
 568                 for item in h_cur:
 569                     txt = "%s\t\t%s ACE is not present in the" \
 570                           " reference\n" % (txt, item)
 571
 572                 for item in h_ref:
 573                     txt = "%s\t\t%s ACE is not present in the" \
 574                           " current\n" % (txt, item)
 575
 576         elif hash_cur.has_key(part) and not hash_ref.has_key(part):
 577             txt = "%s\tReference ACL hasn't a %s part\n" % (txt, part)
 578         elif not hash_cur.has_key(part) and hash_ref.has_key(part):
 579             txt = "%s\tCurrent ACL hasn't a %s part\n" % (txt, part)
 580
 581     return txt