This file is indexed.

/usr/share/pyshared/samba/netcmd/ldapcmp.py is in python-samba 4.0.0~alpha18.dfsg1-4ubuntu2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
#!/usr/bin/env python
#
# Unix SMB/CIFS implementation.
# A command to compare differences of objects and attributes between
# two LDAP servers both running at the same time. It generally compares
# one of the three pratitions DOMAIN, CONFIGURATION or SCHEMA. Users
# that have to be provided sheould be able to read objects in any of the
# above partitions.

# Copyright (C) Zahari Zahariev <zahari.zahariev@postpath.com> 2009, 2010
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
#

import os
import re
import sys

import samba
import samba.getopt as options
from samba import Ldb
from samba.ndr import ndr_pack, ndr_unpack
from samba.dcerpc import security
from ldb import SCOPE_SUBTREE, SCOPE_ONELEVEL, SCOPE_BASE, ERR_NO_SUCH_OBJECT, LdbError
from samba.netcmd import (
    Command,
    CommandError,
    Option,
    SuperCommand,
    )

global summary
summary = {}

class LDAPBase(object):

    def __init__(self, host, creds, lp,
                 two=False, quiet=False, descriptor=False, sort_aces=False, verbose=False,
                 view="section", base="", scope="SUB"):
        ldb_options = []
        samdb_url = host
        if not "://" in host:
            if os.path.isfile(host):
                samdb_url = "tdb://%s" % host
            else:
                samdb_url = "ldap://%s" % host
        # use 'paged_search' module when connecting remotely
        if samdb_url.lower().startswith("ldap://"):
            ldb_options = ["modules:paged_searches"]
        self.ldb = Ldb(url=samdb_url,
                       credentials=creds,
                       lp=lp,
                       options=ldb_options)
        self.search_base = base
        self.search_scope = scope
        self.two_domains = two
        self.quiet = quiet
        self.descriptor = descriptor
        self.sort_aces = sort_aces
        self.view = view
        self.verbose = verbose
        self.host = host
        self.base_dn = str(self.ldb.get_default_basedn())
        self.root_dn = str(self.ldb.get_root_basedn())
        self.config_dn = str(self.ldb.get_config_basedn())
        self.schema_dn = str(self.ldb.get_schema_basedn())
        self.domain_netbios = self.find_netbios()
        self.server_names = self.find_servers()
        self.domain_name = re.sub("[Dd][Cc]=", "", self.base_dn).replace(",", ".")
        self.domain_sid = self.find_domain_sid()
        self.get_guid_map()
        self.get_sid_map()
        #
        # Log some domain controller specific place-holers that are being used
        # when compare content of two DCs. Uncomment for DEBUG purposes.
        if self.two_domains and not self.quiet:
            self.outf.write("\n* Place-holders for %s:\n" % self.host)
            self.outf.write(4*" " + "${DOMAIN_DN}      => %s\n" %
                self.base_dn)
            self.outf.write(4*" " + "${DOMAIN_NETBIOS} => %s\n" %
                self.domain_netbios)
            self.outf.write(4*" " + "${SERVER_NAME}     => %s\n" %
                self.server_names)
            self.outf.write(4*" " + "${DOMAIN_NAME}    => %s\n" %
                self.domain_name)

    def find_domain_sid(self):
        res = self.ldb.search(base=self.base_dn, expression="(objectClass=*)", scope=SCOPE_BASE)
        return ndr_unpack(security.dom_sid,res[0]["objectSid"][0])

    def find_servers(self):
        """
        """
        res = self.ldb.search(base="OU=Domain Controllers,%s" % self.base_dn, \
                scope=SCOPE_SUBTREE, expression="(objectClass=computer)", attrs=["cn"])
        assert len(res) > 0
        srv = []
        for x in res:
            srv.append(x["cn"][0])
        return srv

    def find_netbios(self):
        res = self.ldb.search(base="CN=Partitions,%s" % self.config_dn, \
                scope=SCOPE_SUBTREE, attrs=["nETBIOSName"])
        assert len(res) > 0
        for x in res:
            if "nETBIOSName" in x.keys():
                return x["nETBIOSName"][0]

    def object_exists(self, object_dn):
        res = None
        try:
            res = self.ldb.search(base=object_dn, scope=SCOPE_BASE)
        except LdbError, (enum, estr):
            if enum == ERR_NO_SUCH_OBJECT:
                return False
            raise
        return len(res) == 1

    def delete_force(self, object_dn):
        try:
            self.ldb.delete(object_dn)
        except Ldb.LdbError, e:
            assert "No such object" in str(e)

    def get_attribute_name(self, key):
        """ Returns the real attribute name
            It resolved ranged results e.g. member;range=0-1499
        """

        r = re.compile("^([^;]+);range=(\d+)-(\d+|\*)$")

        m = r.match(key)
        if m is None:
            return key

        return m.group(1)

    def get_attribute_values(self, object_dn, key, vals):
        """ Returns list with all attribute values
            It resolved ranged results e.g. member;range=0-1499
        """

        r = re.compile("^([^;]+);range=(\d+)-(\d+|\*)$")

        m = r.match(key)
        if m is None:
            # no range, just return the values
            return vals

        attr = m.group(1)
        hi = int(m.group(3))

        # get additional values in a loop
        # until we get a response with '*' at the end
        while True:

            n = "%s;range=%d-*" % (attr, hi + 1)
            res = self.ldb.search(base=object_dn, scope=SCOPE_BASE, attrs=[n])
            assert len(res) == 1
            res = dict(res[0])
            del res["dn"]

            fm = None
            fvals = None

            for key in res.keys():
                m = r.match(key)

                if m is None:
                    continue

                if m.group(1) != attr:
                    continue

                fm = m
                fvals = list(res[key])
                break

            if fm is None:
                break

            vals.extend(fvals)
            if fm.group(3) == "*":
                # if we got "*" we're done
                break

            assert int(fm.group(2)) == hi + 1
            hi = int(fm.group(3))

        return vals

    def get_attributes(self, object_dn):
        """ Returns dict with all default visible attributes
        """
        res = self.ldb.search(base=object_dn, scope=SCOPE_BASE, attrs=["*"])
        assert len(res) == 1
        res = dict(res[0])
        # 'Dn' element is not iterable and we have it as 'distinguishedName'
        del res["dn"]
        for key in res.keys():
            vals = list(res[key])
            del res[key]
            name = self.get_attribute_name(key)
            res[name] = self.get_attribute_values(object_dn, key, vals)

        return res

    def get_descriptor_sddl(self, object_dn):
        res = self.ldb.search(base=object_dn, scope=SCOPE_BASE, attrs=["nTSecurityDescriptor"])
        desc = res[0]["nTSecurityDescriptor"][0]
        desc = ndr_unpack(security.descriptor, desc)
        return desc.as_sddl(self.domain_sid)

    def guid_as_string(self, guid_blob):
        """ Translate binary representation of schemaIDGUID to standard string representation.
            @gid_blob: binary schemaIDGUID
        """
        blob = "%s" % guid_blob
        stops = [4, 2, 2, 2, 6]
        index = 0
        res = ""
        x = 0
        while x < len(stops):
            tmp = ""
            y = 0
            while y < stops[x]:
                c = hex(ord(blob[index])).replace("0x", "")
                c = [None, "0" + c, c][len(c)]
                if 2 * index < len(blob):
                    tmp = c + tmp
                else:
                    tmp += c
                index += 1
                y += 1
            res += tmp + " "
            x += 1
        assert index == len(blob)
        return res.strip().replace(" ", "-")

    def get_guid_map(self):
        """ Build dictionary that maps GUID to 'name' attribute found in Schema or Extended-Rights.
        """
        self.guid_map = {}
        res = self.ldb.search(base=self.schema_dn,
                              expression="(schemaIdGuid=*)", scope=SCOPE_SUBTREE, attrs=["schemaIdGuid", "name"])
        for item in res:
            self.guid_map[self.guid_as_string(item["schemaIdGuid"]).lower()] = item["name"][0]
        #
        res = self.ldb.search(base="cn=extended-rights,%s" % self.config_dn,
                              expression="(rightsGuid=*)", scope=SCOPE_SUBTREE, attrs=["rightsGuid", "name"])
        for item in res:
            self.guid_map[str(item["rightsGuid"]).lower()] = item["name"][0]

    def get_sid_map(self):
        """ Build dictionary that maps GUID to 'name' attribute found in Schema or Extended-Rights.
        """
        self.sid_map = {}
        res = self.ldb.search(base=self.base_dn,
                              expression="(objectSid=*)", scope=SCOPE_SUBTREE, attrs=["objectSid", "sAMAccountName"])
        for item in res:
            try:
                self.sid_map["%s" % ndr_unpack(security.dom_sid, item["objectSid"][0])] = item["sAMAccountName"][0]
            except KeyError:
                pass

class Descriptor(object):
    def __init__(self, connection, dn):
        self.con = connection
        self.dn = dn
        self.sddl = self.con.get_descriptor_sddl(self.dn)
        self.dacl_list = self.extract_dacl()
        if self.con.sort_aces:
            self.dacl_list.sort()

    def extract_dacl(self):
        """ Extracts the DACL as a list of ACE string (with the brakets).
        """
        try:
            if "S:" in self.sddl:
                res = re.search("D:(.*?)(\(.*?\))S:", self.sddl).group(2)
            else:
                res = re.search("D:(.*?)(\(.*\))", self.sddl).group(2)
        except AttributeError:
            return []
        return re.findall("(\(.*?\))", res)

    def fix_guid(self, ace):
        res = "%s" % ace
        guids = re.findall("[a-z0-9]+?-[a-z0-9]+-[a-z0-9]+-[a-z0-9]+-[a-z0-9]+", res)
        # If there are not GUIDs to replace return the same ACE
        if len(guids) == 0:
            return res
        for guid in guids:
            try:
                name = self.con.guid_map[guid.lower()]
                res = res.replace(guid, name)
            except KeyError:
                # Do not bother if the GUID is not found in
                # cn=Schema or cn=Extended-Rights
                pass
        return res

    def fix_sid(self, ace):
        res = "%s" % ace
        sids = re.findall("S-[-0-9]+", res)
        # If there are not SIDs to replace return the same ACE
        if len(sids) == 0:
            return res
        for sid in sids:
            try:
                name = self.con.sid_map[sid]
                res = res.replace(sid, name)
            except KeyError:
                # Do not bother if the SID is not found in baseDN
                pass
        return res

    def fixit(self, ace):
        """ Combine all replacement methods in one
        """
        res = "%s" % ace
        res = self.fix_guid(res)
        res = self.fix_sid(res)
        return res

    def diff_1(self, other):
        res = ""
        if len(self.dacl_list) != len(other.dacl_list):
            res += 4*" " + "Difference in ACE count:\n"
            res += 8*" " + "=> %s\n" % len(self.dacl_list)
            res += 8*" " + "=> %s\n" % len(other.dacl_list)
        #
        i = 0
        flag = True
        while True:
            self_ace = None
            other_ace = None
            try:
                self_ace = "%s" % self.dacl_list[i]
            except IndexError:
                self_ace = ""
            #
            try:
                other_ace = "%s" % other.dacl_list[i]
            except IndexError:
                other_ace = ""
            if len(self_ace) + len(other_ace) == 0:
                break
            self_ace_fixed = "%s" % self.fixit(self_ace)
            other_ace_fixed = "%s" % other.fixit(other_ace)
            if self_ace_fixed != other_ace_fixed:
                res += "%60s * %s\n" % ( self_ace_fixed, other_ace_fixed )
                flag = False
            else:
                res += "%60s | %s\n" % ( self_ace_fixed, other_ace_fixed )
            i += 1
        return (flag, res)

    def diff_2(self, other):
        res = ""
        if len(self.dacl_list) != len(other.dacl_list):
            res += 4*" " + "Difference in ACE count:\n"
            res += 8*" " + "=> %s\n" % len(self.dacl_list)
            res += 8*" " + "=> %s\n" % len(other.dacl_list)
        #
        common_aces = []
        self_aces = []
        other_aces = []
        self_dacl_list_fixed = []
        other_dacl_list_fixed = []
        [self_dacl_list_fixed.append( self.fixit(ace) ) for ace in self.dacl_list]
        [other_dacl_list_fixed.append( other.fixit(ace) ) for ace in other.dacl_list]
        for ace in self_dacl_list_fixed:
            try:
                other_dacl_list_fixed.index(ace)
            except ValueError:
                self_aces.append(ace)
            else:
                common_aces.append(ace)
        self_aces = sorted(self_aces)
        if len(self_aces) > 0:
            res += 4*" " + "ACEs found only in %s:\n" % self.con.host
            for ace in self_aces:
                res += 8*" " + ace + "\n"
        #
        for ace in other_dacl_list_fixed:
            try:
                self_dacl_list_fixed.index(ace)
            except ValueError:
                other_aces.append(ace)
            else:
                common_aces.append(ace)
        other_aces = sorted(other_aces)
        if len(other_aces) > 0:
            res += 4*" " + "ACEs found only in %s:\n" % other.con.host
            for ace in other_aces:
                res += 8*" " + ace + "\n"
        #
        common_aces = sorted(list(set(common_aces)))
        if self.con.verbose:
            res += 4*" " + "ACEs found in both:\n"
            for ace in common_aces:
                res += 8*" " + ace + "\n"
        return (self_aces == [] and other_aces == [], res)

class LDAPObject(object):
    def __init__(self, connection, dn, summary, filter_list):
        self.con = connection
        self.two_domains = self.con.two_domains
        self.quiet = self.con.quiet
        self.verbose = self.con.verbose
        self.summary = summary
        self.dn = dn.replace("${DOMAIN_DN}", self.con.base_dn)
        self.dn = self.dn.replace("CN=${DOMAIN_NETBIOS}", "CN=%s" % self.con.domain_netbios)
        for x in self.con.server_names:
            self.dn = self.dn.replace("CN=${SERVER_NAME}", "CN=%s" % x)
        self.attributes = self.con.get_attributes(self.dn)
        # Attributes that are considered always to be different e.g based on timestamp etc.
        #
        # One domain - two domain controllers
        self.ignore_attributes =  [
                # Default Naming Context
                "lastLogon", "lastLogoff", "badPwdCount", "logonCount", "badPasswordTime", "modifiedCount",
                "operatingSystemVersion","oEMInformation",
                # Configuration Naming Context
                "repsFrom", "dSCorePropagationData", "msExchServer1HighestUSN",
                "replUpToDateVector", "repsTo", "whenChanged", "uSNChanged", "uSNCreated",
                # Schema Naming Context
                "prefixMap"]
        if filter_list:
            self.ignore_attributes += filter_list

        self.dn_attributes = []
        self.domain_attributes = []
        self.servername_attributes = []
        self.netbios_attributes = []
        self.other_attributes = []
        # Two domains - two domain controllers

        if self.two_domains:
            self.ignore_attributes +=  [
                "objectCategory", "objectGUID", "objectSid", "whenCreated", "pwdLastSet", "uSNCreated", "creationTime",
                "modifiedCount", "priorSetTime", "rIDManagerReference", "gPLink", "ipsecNFAReference",
                "fRSPrimaryMember", "fSMORoleOwner", "masteredBy", "ipsecOwnersReference", "wellKnownObjects",
                "badPwdCount", "ipsecISAKMPReference", "ipsecFilterReference", "msDs-masteredBy", "lastSetTime",
                "ipsecNegotiationPolicyReference", "subRefs", "gPCFileSysPath", "accountExpires", "invocationId",
                # After Exchange preps
                "targetAddress", "msExchMailboxGuid", "siteFolderGUID"]
            #
            # Attributes that contain the unique DN tail part e.g. 'DC=samba,DC=org'
            self.dn_attributes = [
                "distinguishedName", "defaultObjectCategory", "member", "memberOf", "siteList", "nCName",
                "homeMDB", "homeMTA", "interSiteTopologyGenerator", "serverReference",
                "msDS-HasInstantiatedNCs", "hasMasterNCs", "msDS-hasMasterNCs", "msDS-HasDomainNCs", "dMDLocation",
                "msDS-IsDomainFor", "rIDSetReferences", "serverReferenceBL",
                # After Exchange preps
                "msExchHomeRoutingGroup", "msExchResponsibleMTAServer", "siteFolderServer", "msExchRoutingMasterDN",
                "msExchRoutingGroupMembersBL", "homeMDBBL", "msExchHomePublicMDB", "msExchOwningServer", "templateRoots",
                "addressBookRoots", "msExchPolicyRoots", "globalAddressList", "msExchOwningPFTree",
                "msExchResponsibleMTAServerBL", "msExchOwningPFTreeBL",]
            self.dn_attributes = [x.upper() for x in self.dn_attributes]
            #
            # Attributes that contain the Domain name e.g. 'samba.org'
            self.domain_attributes = [
                "proxyAddresses", "mail", "userPrincipalName", "msExchSmtpFullyQualifiedDomainName",
                "dnsHostName", "networkAddress", "dnsRoot", "servicePrincipalName",]
            self.domain_attributes = [x.upper() for x in self.domain_attributes]
            #
            # May contain DOMAIN_NETBIOS and SERVER_NAME
            self.servername_attributes = [ "distinguishedName", "name", "CN", "sAMAccountName", "dNSHostName",
                "servicePrincipalName", "rIDSetReferences", "serverReference", "serverReferenceBL",
                "msDS-IsDomainFor", "interSiteTopologyGenerator",]
            self.servername_attributes = [x.upper() for x in self.servername_attributes]
            #
            self.netbios_attributes = [ "servicePrincipalName", "CN", "distinguishedName", "nETBIOSName", "name",]
            self.netbios_attributes = [x.upper() for x in self.netbios_attributes]
            #
            self.other_attributes = [ "name", "DC",]
            self.other_attributes = [x.upper() for x in self.other_attributes]
        #
        self.ignore_attributes = [x.upper() for x in self.ignore_attributes]

    def log(self, msg):
        """
        Log on the screen if there is no --quiet oprion set
        """
        if not self.quiet:
            self.outf.write(msg+"\n")

    def fix_dn(self, s):
        res = "%s" % s
        if not self.two_domains:
            return res
        if res.upper().endswith(self.con.base_dn.upper()):
            res = res[:len(res)-len(self.con.base_dn)] + "${DOMAIN_DN}"
        return res

    def fix_domain_name(self, s):
        res = "%s" % s
        if not self.two_domains:
            return res
        res = res.replace(self.con.domain_name.lower(), self.con.domain_name.upper())
        res = res.replace(self.con.domain_name.upper(), "${DOMAIN_NAME}")
        return res

    def fix_domain_netbios(self, s):
        res = "%s" % s
        if not self.two_domains:
            return res
        res = res.replace(self.con.domain_netbios.lower(), self.con.domain_netbios.upper())
        res = res.replace(self.con.domain_netbios.upper(), "${DOMAIN_NETBIOS}")
        return res

    def fix_server_name(self, s):
        res = "%s" % s
        if not self.two_domains or len(self.con.server_names) > 1:
            return res
        for x in self.con.server_names:
            res = res.upper().replace(x, "${SERVER_NAME}")
        return res

    def __eq__(self, other):
        if self.con.descriptor:
            return self.cmp_desc(other)
        return self.cmp_attrs(other)

    def cmp_desc(self, other):
        d1 = Descriptor(self.con, self.dn)
        d2 = Descriptor(other.con, other.dn)
        if self.con.view == "section":
            res = d1.diff_2(d2)
        elif self.con.view == "collision":
            res = d1.diff_1(d2)
        else:
            raise Exception("Unknown --view option value.")
        #
        self.screen_output = res[1][:-1]
        other.screen_output = res[1][:-1]
        #
        return res[0]

    def cmp_attrs(self, other):
        res = ""
        self.unique_attrs = []
        self.df_value_attrs = []
        other.unique_attrs = []
        if self.attributes.keys() != other.attributes.keys():
            #
            title = 4*" " + "Attributes found only in %s:" % self.con.host
            for x in self.attributes.keys():
                if not x in other.attributes.keys() and \
                not x.upper() in [q.upper() for q in other.ignore_attributes]:
                    if title:
                        res += title + "\n"
                        title = None
                    res += 8*" " + x + "\n"
                    self.unique_attrs.append(x)
            #
            title = 4*" " + "Attributes found only in %s:" % other.con.host
            for x in other.attributes.keys():
                if not x in self.attributes.keys() and \
                not x.upper() in [q.upper() for q in self.ignore_attributes]:
                    if title:
                        res += title + "\n"
                        title = None
                    res += 8*" " + x + "\n"
                    other.unique_attrs.append(x)
        #
        missing_attrs = [x.upper() for x in self.unique_attrs]
        missing_attrs += [x.upper() for x in other.unique_attrs]
        title = 4*" " + "Difference in attribute values:"
        for x in self.attributes.keys():
            if x.upper() in self.ignore_attributes or x.upper() in missing_attrs:
                continue
            if isinstance(self.attributes[x], list) and isinstance(other.attributes[x], list):
                self.attributes[x] = sorted(self.attributes[x])
                other.attributes[x] = sorted(other.attributes[x])
            if self.attributes[x] != other.attributes[x]:
                p = None
                q = None
                m = None
                n = None
                # First check if the difference can be fixed but shunting the first part
                # of the DomainHostName e.g. 'mysamba4.test.local' => 'mysamba4'
                if x.upper() in self.other_attributes:
                    p = [self.con.domain_name.split(".")[0] == j for j in self.attributes[x]]
                    q = [other.con.domain_name.split(".")[0] == j for j in other.attributes[x]]
                    if p == q:
                        continue
                # Attribute values that are list that contain DN based values that may differ
                elif x.upper() in self.dn_attributes:
                    m = p
                    n = q
                    if not p and not q:
                        m = self.attributes[x]
                        n = other.attributes[x]
                    p = [self.fix_dn(j) for j in m]
                    q = [other.fix_dn(j) for j in n]
                    if p == q:
                        continue
                # Attributes that contain the Domain name in them
                if x.upper() in self.domain_attributes:
                    m = p
                    n = q
                    if not p and not q:
                        m = self.attributes[x]
                        n = other.attributes[x]
                    p = [self.fix_domain_name(j) for j in m]
                    q = [other.fix_domain_name(j) for j in n]
                    if p == q:
                        continue
                #
                if x.upper() in self.servername_attributes:
                    # Attributes with SERVER_NAME
                    m = p
                    n = q
                    if not p and not q:
                        m = self.attributes[x]
                        n = other.attributes[x]
                    p = [self.fix_server_name(j) for j in m]
                    q = [other.fix_server_name(j) for j in n]
                    if p == q:
                        continue
                #
                if x.upper() in self.netbios_attributes:
                    # Attributes with NETBIOS Domain name
                    m = p
                    n = q
                    if not p and not q:
                        m = self.attributes[x]
                        n = other.attributes[x]
                    p = [self.fix_domain_netbios(j) for j in m]
                    q = [other.fix_domain_netbios(j) for j in n]
                    if p == q:
                        continue
                #
                if title:
                    res += title + "\n"
                    title = None
                if p and q:
                    res += 8*" " + x + " => \n%s\n%s" % (p, q) + "\n"
                else:
                    res += 8*" " + x + " => \n%s\n%s" % (self.attributes[x], other.attributes[x]) + "\n"
                self.df_value_attrs.append(x)
        #
        if self.unique_attrs + other.unique_attrs != []:
            assert self.unique_attrs != other.unique_attrs
        self.summary["unique_attrs"] += self.unique_attrs
        self.summary["df_value_attrs"] += self.df_value_attrs
        other.summary["unique_attrs"] += other.unique_attrs
        other.summary["df_value_attrs"] += self.df_value_attrs # they are the same
        #
        self.screen_output = res[:-1]
        other.screen_output = res[:-1]
        #
        return res == ""


class LDAPBundel(object):

    def __init__(self, connection, context, dn_list=None, filter_list=None):
        self.con = connection
        self.two_domains = self.con.two_domains
        self.quiet = self.con.quiet
        self.verbose = self.con.verbose
        self.search_base = self.con.search_base
        self.search_scope = self.con.search_scope
        self.summary = {}
        self.summary["unique_attrs"] = []
        self.summary["df_value_attrs"] = []
        self.summary["known_ignored_dn"] = []
        self.summary["abnormal_ignored_dn"] = []
        self.filter_list = filter_list
        if dn_list:
            self.dn_list = dn_list
        elif context.upper() in ["DOMAIN", "CONFIGURATION", "SCHEMA", "DNSDOMAIN", "DNSFOREST"]:
            self.context = context.upper()
            self.dn_list = self.get_dn_list(context)
        else:
            raise Exception("Unknown initialization data for LDAPBundel().")
        counter = 0
        while counter < len(self.dn_list) and self.two_domains:
            # Use alias reference
            tmp = self.dn_list[counter]
            tmp = tmp[:len(tmp)-len(self.con.base_dn)] + "${DOMAIN_DN}"
            tmp = tmp.replace("CN=%s" % self.con.domain_netbios, "CN=${DOMAIN_NETBIOS}")
            if len(self.con.server_names) == 1:
                for x in self.con.server_names:
                    tmp = tmp.replace("CN=%s" % x, "CN=${SERVER_NAME}")
            self.dn_list[counter] = tmp
            counter += 1
        self.dn_list = list(set(self.dn_list))
        self.dn_list = sorted(self.dn_list)
        self.size = len(self.dn_list)

    def log(self, msg):
        """
        Log on the screen if there is no --quiet oprion set
        """
        if not self.quiet:
            self.outf.write(msg+"\n")

    def update_size(self):
        self.size = len(self.dn_list)
        self.dn_list = sorted(self.dn_list)

    def __eq__(self, other):
        res = True
        if self.size != other.size:
            self.log( "\n* DN lists have different size: %s != %s" % (self.size, other.size) )
            res = False
        #
        # This is the case where we want to explicitly compare two objects with different DNs.
        # It does not matter if they are in the same DC, in two DC in one domain or in two
        # different domains.
        if self.search_scope != SCOPE_BASE:
            title= "\n* DNs found only in %s:" % self.con.host
            for x in self.dn_list:
                if not x.upper() in [q.upper() for q in other.dn_list]:
                    if title:
                        self.log( title )
                        title = None
                        res = False
                    self.log( 4*" " + x )
                    self.dn_list[self.dn_list.index(x)] = ""
            self.dn_list = [x for x in self.dn_list if x]
            #
            title= "\n* DNs found only in %s:" % other.con.host
            for x in other.dn_list:
                if not x.upper() in [q.upper() for q in self.dn_list]:
                    if title:
                        self.log( title )
                        title = None
                        res = False
                    self.log( 4*" " + x )
                    other.dn_list[other.dn_list.index(x)] = ""
            other.dn_list = [x for x in other.dn_list if x]
            #
            self.update_size()
            other.update_size()
            assert self.size == other.size
            assert sorted([x.upper() for x in self.dn_list]) == sorted([x.upper() for x in other.dn_list])
        self.log( "\n* Objects to be compared: %s" % self.size )

        index = 0
        while index < self.size:
            skip = False
            try:
                object1 = LDAPObject(connection=self.con,
                                     dn=self.dn_list[index],
                                     summary=self.summary,
                                     filter_list=self.filter_list)
            except LdbError, (enum, estr):
                if enum == ERR_NO_SUCH_OBJECT:
                    self.log( "\n!!! Object not found: %s" % self.dn_list[index] )
                    skip = True
                raise
            try:
                object2 = LDAPObject(connection=other.con,
                        dn=other.dn_list[index],
                        summary=other.summary,
                        filter_list=self.filter_list)
            except LdbError, (enum, estr):
                if enum == ERR_NO_SUCH_OBJECT:
                    self.log( "\n!!! Object not found: %s" % other.dn_list[index] )
                    skip = True
                raise
            if skip:
                index += 1
                continue
            if object1 == object2:
                if self.con.verbose:
                    self.log( "\nComparing:" )
                    self.log( "'%s' [%s]" % (object1.dn, object1.con.host) )
                    self.log( "'%s' [%s]" % (object2.dn, object2.con.host) )
                    self.log( 4*" " + "OK" )
            else:
                self.log( "\nComparing:" )
                self.log( "'%s' [%s]" % (object1.dn, object1.con.host) )
                self.log( "'%s' [%s]" % (object2.dn, object2.con.host) )
                self.log( object1.screen_output )
                self.log( 4*" " + "FAILED" )
                res = False
            self.summary = object1.summary
            other.summary = object2.summary
            index += 1
        #
        return res

    def get_dn_list(self, context):
        """ Query LDAP server about the DNs of certain naming self.con.ext Domain (or Default), Configuration, Schema.
            Parse all DNs and filter those that are 'strange' or abnormal.
        """
        if context.upper() == "DOMAIN":
            search_base = self.con.base_dn
        elif context.upper() == "CONFIGURATION":
            search_base = self.con.config_dn
        elif context.upper() == "SCHEMA":
            search_base = self.con.schema_dn
        elif context.upper() == "DNSDOMAIN":
            search_base = "DC=DomainDnsZones,%s" % self.con.base_dn
        elif context.upper() == "DNSFOREST":
            search_base = "DC=ForestDnsZones,%s" % self.con.root_dn

        dn_list = []
        if not self.search_base:
            self.search_base = search_base
        self.search_scope = self.search_scope.upper()
        if self.search_scope == "SUB":
            self.search_scope = SCOPE_SUBTREE
        elif self.search_scope == "BASE":
            self.search_scope = SCOPE_BASE
        elif self.search_scope == "ONE":
            self.search_scope = SCOPE_ONELEVEL
        else:
            raise StandardError("Wrong 'scope' given. Choose from: SUB, ONE, BASE")
        try:
            res = self.con.ldb.search(base=self.search_base, scope=self.search_scope, attrs=["dn"])
        except LdbError, (enum, estr):
            self.outf.write("Failed search of base=%s\n" % self.search_base)
            raise
        for x in res:
           dn_list.append(x["dn"].get_linearized())
        #
        global summary
        #
        return dn_list

    def print_summary(self):
        self.summary["unique_attrs"] = list(set(self.summary["unique_attrs"]))
        self.summary["df_value_attrs"] = list(set(self.summary["df_value_attrs"]))
        #
        if self.summary["unique_attrs"]:
            self.log( "\nAttributes found only in %s:" % self.con.host )
            self.log( "".join([str("\n" + 4*" " + x) for x in self.summary["unique_attrs"]]) )
        #
        if self.summary["df_value_attrs"]:
            self.log( "\nAttributes with different values:" )
            self.log( "".join([str("\n" + 4*" " + x) for x in self.summary["df_value_attrs"]]) )
            self.summary["df_value_attrs"] = []


class cmd_ldapcmp(Command):
    """compare two ldap databases"""
    synopsis = "%prog ldapcmp <URL1> <URL2> (domain|configuration|schema|dnsdomain|dnsforest) [options]"

    takes_optiongroups = {
        "sambaopts": options.SambaOptions,
        "versionopts": options.VersionOptions,
        "credopts": options.CredentialsOptionsDouble,
    }

    takes_optiongroups = {
        "sambaopts": options.SambaOptions,
        "versionopts": options.VersionOptions,
        "credopts": options.CredentialsOptionsDouble,
    }

    takes_args = ["URL1", "URL2", "context1?", "context2?", "context3?"]

    takes_options = [
        Option("-w", "--two", dest="two", action="store_true", default=False,
            help="Hosts are in two different domains"),
        Option("-q", "--quiet", dest="quiet", action="store_true", default=False,
            help="Do not print anything but relay on just exit code"),
        Option("-v", "--verbose", dest="verbose", action="store_true", default=False,
            help="Print all DN pairs that have been compared"),
        Option("--sd", dest="descriptor", action="store_true", default=False,
            help="Compare nTSecurityDescriptor attibutes only"),
        Option("--sort-aces", dest="sort_aces", action="store_true", default=False,
            help="Sort ACEs before comparison of nTSecurityDescriptor attribute"),
        Option("--view", dest="view", default="section",
            help="Display mode for nTSecurityDescriptor results. Possible values: section or collision."),
        Option("--base", dest="base", default="",
            help="Pass search base that will build DN list for the first DC."),
        Option("--base2", dest="base2", default="",
            help="Pass search base that will build DN list for the second DC. Used when --two or when compare two different DNs."),
        Option("--scope", dest="scope", default="SUB",
            help="Pass search scope that builds DN list. Options: SUB, ONE, BASE"),
        Option("--filter", dest="filter", default="",
            help="List of comma separated attributes to ignore in the comparision"),
        ]

    def run(self, URL1, URL2,
            context1=None, context2=None, context3=None,
            two=False, quiet=False, verbose=False, descriptor=False, sort_aces=False,
            view="section", base="", base2="", scope="SUB", filter="",
            credopts=None, sambaopts=None, versionopts=None):

        lp = sambaopts.get_loadparm()

        using_ldap = URL1.startswith("ldap") or URL2.startswith("ldap")

        if using_ldap:
            creds = credopts.get_credentials(lp, fallback_machine=True)
        else:
            creds = None
        creds2 = credopts.get_credentials2(lp, guess=False)
        if creds2.is_anonymous():
            creds2 = creds
        else:
            creds2.set_domain("")
            creds2.set_workstation("")
        if using_ldap and not creds.authentication_requested():
            raise CommandError("You must supply at least one username/password pair")

        # make a list of contexts to compare in
        contexts = []
        if context1 is None:
            if base and base2:
                # If search bases are specified context is defaulted to
                # DOMAIN so the given search bases can be verified.
                contexts = ["DOMAIN"]
            else:
                # if no argument given, we compare all contexts
                contexts = ["DOMAIN", "CONFIGURATION", "SCHEMA"]
        else:
            for c in [context1, context2, context3]:
                if c is None:
                    continue
                if not c.upper() in ["DOMAIN", "CONFIGURATION", "SCHEMA", "DNSDOMAIN", "DNSFOREST"]:
                    raise CommandError("Incorrect argument: %s" % c)
                contexts.append(c.upper())

        if verbose and quiet:
            raise CommandError("You cannot set --verbose and --quiet together")
        if (not base and base2) or (base and not base2):
            raise CommandError("You need to specify both --base and --base2 at the same time")
        if descriptor and view.upper() not in ["SECTION", "COLLISION"]:
            raise CommandError("Invalid --view value. Choose from: section or collision")
        if not scope.upper() in ["SUB", "ONE", "BASE"]:
            raise CommandError("Invalid --scope value. Choose from: SUB, ONE, BASE")

        con1 = LDAPBase(URL1, creds, lp,
                        two=two, quiet=quiet, descriptor=descriptor, sort_aces=sort_aces,
                        verbose=verbose,view=view, base=base, scope=scope)
        assert len(con1.base_dn) > 0

        con2 = LDAPBase(URL2, creds2, lp,
                        two=two, quiet=quiet, descriptor=descriptor, sort_aces=sort_aces,
                        verbose=verbose, view=view, base=base2, scope=scope)
        assert len(con2.base_dn) > 0

        filter_list = filter.split(",")

        status = 0
        for context in contexts:
            if not quiet:
                self.outf.write("\n* Comparing [%s] context...\n" % context)

            b1 = LDAPBundel(con1, context=context, filter_list=filter_list)
            b2 = LDAPBundel(con2, context=context, filter_list=filter_list)

            if b1 == b2:
                if not quiet:
                    self.outf.write("\n* Result for [%s]: SUCCESS\n" %
                        context)
            else:
                if not quiet:
                    self.outf.write("\n* Result for [%s]: FAILURE\n" % context)
                    if not descriptor:
                        assert len(b1.summary["df_value_attrs"]) == len(b2.summary["df_value_attrs"])
                        b2.summary["df_value_attrs"] = []
                        self.outf.write("\nSUMMARY\n")
                        self.outf.write("---------\n")
                        b1.print_summary()
                        b2.print_summary()
                # mark exit status as FAILURE if a least one comparison failed
                status = -1
        if status != 0:
            raise CommandError("Compare failed: %d" % status)