source4/libnet/libnet_become_dc.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Copyright (C) Stefan Metzmacher <metze@samba.org> 2006
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include "includes.h"
  21 #include "libnet/libnet.h"
  22 #include "libcli/composite/composite.h"
  23 #include "libcli/cldap/cldap.h"
  24 #include <ldb.h>
  25 #include <ldb_errors.h>
  26 #include "ldb_wrap.h"
  27 #include "dsdb/samdb/samdb.h"
  28 #include "../libds/common/flags.h"
  29 #include "librpc/gen_ndr/ndr_drsuapi_c.h"
  30 #include "libcli/security/security.h"
  31 #include "librpc/gen_ndr/ndr_misc.h"
  32 #include "librpc/gen_ndr/ndr_security.h"
  33 #include "librpc/gen_ndr/ndr_nbt.h"
  34 #include "librpc/gen_ndr/ndr_drsuapi.h"
  35 #include "auth/gensec/gensec.h"
  36 #include "param/param.h"
  37 #include "lib/tsocket/tsocket.h"
  38
  39 /*****************************************************************************
  40  * Windows 2003 (w2k3) does the following steps when changing the server role
  41  * from domain member to domain controller
  42  *
  43  * We mostly do the same.
  44  *****************************************************************************/
  45
  46 /*
  47  * lookup DC:
  48  * - using nbt name<1C> request and a samlogon mailslot request
  49  * or
  50  * - using a DNS SRV _ldap._tcp.dc._msdcs. request and a CLDAP netlogon request
  51  *
  52  * see: becomeDC_recv_cldap() and becomeDC_send_cldap()
  53  */
  54
  55 /*
  56  * Open 1st LDAP connection to the DC using admin credentials
  57  *
  58  * see: becomeDC_connect_ldap1() and becomeDC_ldap_connect()
  59  */
  60
  61 /*
  62  * LDAP search 1st LDAP connection:
  63  *
  64  * see: becomeDC_ldap1_rootdse()
  65  *
  66  * Request:
  67  *      basedn: ""
  68  *      scope:  base
  69  *      filter: (objectClass=*)
  70  *      attrs:  *
  71  * Result:
  72  *      ""
  73  *              currentTime:            20061202155100.0Z
  74  *              subschemaSubentry:      CN=Aggregate,CN=Schema,CN=Configuration,<domain_partition>
  75  *              dsServiceName:          CN=<netbios_name>,CN=Servers,CN=<site_name>,CN=Sites,CN=Configuration,<domain_partition>
  76  *              namingContexts:         <domain_partition>
  77  *                                      CN=Configuration,<domain_partition>
  78  *                                      CN=Schema,CN=Configuration,<domain_partition>
  79  *              defaultNamingContext:   <domain_partition>
  80  *              schemaNamingContext:    CN=Schema,CN=Configuration,<domain_partition>
  81  *              configurationNamingContext:CN=Configuration,<domain_partition>
  82  *              rootDomainNamingContext:<domain_partition>
  83  *              supportedControl:       ...
  84  *              supportedLDAPVersion:   3
  85  *                                      2
  86  *              supportedLDAPPolicies:  ...
  87  *              highestCommittedUSN:    ...
  88  *              supportedSASLMechanisms:GSSAPI
  89  *                                      GSS-SPNEGO
  90  *                                      EXTERNAL
  91  *                                      DIGEST-MD5
  92  *              dnsHostName:            <dns_host_name>
  93  *              ldapServiceName:        <domain_dns_name>:<netbios_name>$@<REALM>
  94  *              serverName:             CN=Servers,CN=<site_name>,CN=Sites,CN=Configuration,<domain_partition>
  95  *              supportedCapabilities:  ...
  96  *              isSynchronized:         TRUE
  97  *              isGlobalCatalogReady:   TRUE
  98  *              domainFunctionality:    0
  99  *              forestFunctionality:    0
 100  *              domainControllerFunctionality: 2
 101  */
 102
 103 /*
 104  * LDAP search 1st LDAP connection:
 105  *
 106  * see: becomeDC_ldap1_crossref_behavior_version()
 107  *
 108  * Request:
 109  *      basedn: CN=Configuration,<domain_partition>
 110  *      scope:  one
 111  *      filter: (cn=Partitions)
 112  *      attrs:  msDS-Behavior-Version
 113  * Result:
 114  *      CN=Partitions,CN=Configuration,<domain_partition>
 115  *              msDS-Behavior-Version:  0
 116  */
 117
 118 /*
 119  * LDAP search 1st LDAP connection:
 120  *
 121  * NOTE: this seems to be a bug! as the messageID of the LDAP message is corrupted!
 122  *
 123  * not implemented here
 124  *
 125  * Request:
 126  *      basedn: CN=Schema,CN=Configuration,<domain_partition>
 127  *      scope:  one
 128  *      filter: (cn=Partitions)
 129  *      attrs:  msDS-Behavior-Version
 130  * Result:
 131  *      <none>
 132  *
 133  */
 134
 135 /*
 136  * LDAP search 1st LDAP connection:
 137  *
 138  * see: becomeDC_ldap1_domain_behavior_version()
 139  *
 140  * Request:
 141  *      basedn: <domain_partition>
 142  *      scope:  base
 143  *      filter: (objectClass=*)
 144  *      attrs:  msDS-Behavior-Version
 145  * Result:
 146  *      <domain_partition>
 147  *              msDS-Behavior-Version:  0
 148  */
 149
 150 /*
 151  * LDAP search 1st LDAP connection:
 152  *
 153  * see: becomeDC_ldap1_schema_object_version()
 154  *
 155  * Request:
 156  *      basedn: CN=Schema,CN=Configuration,<domain_partition>
 157  *      scope:  base
 158  *      filter: (objectClass=*)
 159  *      attrs:  objectVersion
 160  * Result:
 161  *      CN=Schema,CN=Configuration,<domain_partition>
 162  *              objectVersion:  30
 163  */
 164
 165 /*
 166  * LDAP search 1st LDAP connection:
 167  *
 168  * not implemented, because the information is already there
 169  *
 170  * Request:
 171  *      basedn: ""
 172  *      scope:  base
 173  *      filter: (objectClass=*)
 174  *      attrs:  defaultNamingContext
 175  *              dnsHostName
 176  * Result:
 177  *      ""
 178  *              defaultNamingContext:   <domain_partition>
 179  *              dnsHostName:            <dns_host_name>
 180  */
 181
 182 /*
 183  * LDAP search 1st LDAP connection:
 184  *
 185  * see: becomeDC_ldap1_infrastructure_fsmo()
 186  *
 187  * Request:
 188  *      basedn: <WKGUID=2fbac1870ade11d297c400c04fd8d5cd,domain_partition>
 189  *      scope:  base
 190  *      filter: (objectClass=*)
 191  *      attrs:  1.1
 192  * Result:
 193  *      CN=Infrastructure,<domain_partition>
 194  */
 195
 196 /*
 197  * LDAP search 1st LDAP connection:
 198  *
 199  * see: becomeDC_ldap1_w2k3_update_revision()
 200  *
 201  * Request:
 202  *      basedn: CN=Windows2003Update,CN=DomainUpdates,CN=System,<domain_partition>
 203  *      scope:  base
 204  *      filter: (objectClass=*)
 205  *      attrs:  revision
 206  * Result:
 207  *      CN=Windows2003Update,CN=DomainUpdates,CN=System,<domain_partition>
 208  *              revision:       8
 209  */
 210
 211 /*
 212  * LDAP search 1st LDAP connection:
 213  *
 214  * see: becomeDC_ldap1_infrastructure_fsmo()
 215  *
 216  * Request:
 217  *      basedn: CN=Infrastructure,<domain_partition>
 218  *      scope:  base
 219  *      filter: (objectClass=*)
 220  *      attrs:  fSMORoleOwner
 221  * Result:
 222  *      CN=Infrastructure,<domain_partition>
 223  *              fSMORoleOwner:  CN=NTDS Settings,<infrastructure_fsmo_server_object>
 224  */
 225
 226 /*
 227  * LDAP search 1st LDAP connection:
 228  *
 229  * see: becomeDC_ldap1_infrastructure_fsmo()
 230  *
 231  * Request:
 232  *      basedn: <infrastructure_fsmo_server_object>
 233  *      scope:  base
 234  *      filter: (objectClass=*)
 235  *      attrs:  dnsHostName
 236  * Result:
 237  *      <infrastructure_fsmo_server_object>
 238  *              dnsHostName:    <dns_host_name>
 239  */
 240
 241 /*
 242  * LDAP search 1st LDAP connection:
 243  *
 244  * see: becomeDC_ldap1_infrastructure_fsmo()
 245  *
 246  * Request:
 247  *      basedn: CN=NTDS Settings,<infrastructure_fsmo_server_object>
 248  *      scope:  base
 249  *      filter: (objectClass=*)
 250  *      attrs:  objectGUID
 251  * Result:
 252  *      CN=NTDS Settings,<infrastructure_fsmo_server_object>
 253  *              objectGUID:     <object_guid>
 254  */
 255
 256 /*
 257  * LDAP search 1st LDAP connection:
 258  *
 259  * see: becomeDC_ldap1_rid_manager_fsmo()
 260  *
 261  * Request:
 262  *      basedn: <domain_partition>
 263  *      scope:  base
 264  *      filter: (objectClass=*)
 265  *      attrs:  rIDManagerReference
 266  * Result:
 267  *      <domain_partition>
 268  *              rIDManagerReference:    CN=RID Manager$,CN=System,<domain_partition>
 269  */
 270
 271 /*
 272  * LDAP search 1st LDAP connection:
 273  *
 274  * see: becomeDC_ldap1_rid_manager_fsmo()
 275  *
 276  * Request:
 277  *      basedn: CN=RID Manager$,CN=System,<domain_partition>
 278  *      scope:  base
 279  *      filter: (objectClass=*)
 280  *      attrs:  fSMORoleOwner
 281  * Result:
 282  *      CN=Infrastructure,<domain_partition>
 283  *              fSMORoleOwner:  CN=NTDS Settings,<rid_manager_fsmo_server_object>
 284  */
 285
 286 /*
 287  * LDAP search 1st LDAP connection:
 288  *
 289  * see: becomeDC_ldap1_rid_manager_fsmo()
 290  *
 291  * Request:
 292  *      basedn: <rid_manager_fsmo_server_object>
 293  *      scope:  base
 294  *      filter: (objectClass=*)
 295  *      attrs:  dnsHostName
 296  * Result:
 297  *      <rid_manager_fsmo_server_object>
 298  *              dnsHostName:    <dns_host_name>
 299  */
 300
 301 /*
 302  * LDAP search 1st LDAP connection:
 303  *
 304  * see: becomeDC_ldap1_rid_manager_fsmo()
 305  *
 306  * Request:
 307  *      basedn: CN=NTDS Settings,<rid_manager_fsmo_server_object>
 308  *      scope:  base
 309  *      filter: (objectClass=*)
 310  *      attrs:  msDs-ReplicationEpoch
 311  * Result:
 312  *      CN=NTDS Settings,<rid_manager_fsmo_server_object>
 313  */
 314
 315 /*
 316  * LDAP search 1st LDAP connection:
 317  *
 318  * see: becomeDC_ldap1_site_object()
 319  *
 320  * Request:
 321  *      basedn: CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 322  *      scope:  base
 323  *      filter: (objectClass=*)
 324  *      attrs:
 325  * Result:
 326  *      CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 327  *              objectClass:    top
 328  *                              site
 329  *              cn:             <new_dc_site_name>
 330  *              distinguishedName:CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 331  *              instanceType:   4
 332  *              whenCreated:    ...
 333  *              whenChanged:    ...
 334  *              uSNCreated:     ...
 335  *              uSNChanged:     ...
 336  *              showInAdvancedViewOnly: TRUE
 337  *              name:           <new_dc_site_name>
 338  *              objectGUID:     <object_guid>
 339  *              systemFlags:    1107296256 <0x42000000>
 340  *              objectCategory: CN=Site,CN=Schema,CN=Configuration,<domain_partition>
 341  */
 342
 343 /***************************************************************
 344  * Add this stage we call the check_options() callback function
 345  * of the caller, to see if he wants us to continue
 346  *
 347  * see: becomeDC_check_options()
 348  ***************************************************************/
 349
 350 /*
 351  * LDAP search 1st LDAP connection:
 352  *
 353  * see: becomeDC_ldap1_computer_object()
 354  *
 355  * Request:
 356  *      basedn: <domain_partition>
 357  *      scope:  sub
 358  *      filter: (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<new_dc_account_name>))
 359  *      attrs:  distinguishedName
 360  *              userAccountControl
 361  * Result:
 362  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 363  *              distinguishedName:      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 364  *              userAccountControl:     4096 <0x1000>
 365  */
 366
 367 /*
 368  * LDAP search 1st LDAP connection:
 369  *
 370  * see: becomeDC_ldap1_server_object_1()
 371  *
 372  * Request:
 373  *      basedn: CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 374  *      scope:  base
 375  *      filter: (objectClass=*)
 376  *      attrs:
 377  * Result:
 378  *      <noSuchObject>
 379  *      <matchedDN:CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 380  */
 381
 382 /*
 383  * LDAP search 1st LDAP connection:
 384  *
 385  * see: becomeDC_ldap1_server_object_2()
 386  *
 387  * Request:
 388  *      basedn: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 389  *      scope:  base
 390  *      filter: (objectClass=*)
 391  *      attrs:  serverReferenceBL
 392  *      typesOnly: TRUE!!!
 393  * Result:
 394  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 395  */
 396
 397 /*
 398  * LDAP add 1st LDAP connection:
 399  *
 400  * see: becomeDC_ldap1_server_object_add()
 401  *
 402  * Request:
 403  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 404  *      objectClass:    server
 405  *      systemFlags:    50000000 <0x2FAF080>
 406  *      serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 407  * Result:
 408  *      <success>
 409  */
 410
 411 /*
 412  * LDAP search 1st LDAP connection:
 413  *
 414  * not implemented, maybe we can add that later
 415  *
 416  * Request:
 417  *      basedn: CN=NTDS Settings,CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 418  *      scope:  base
 419  *      filter: (objectClass=*)
 420  *      attrs:
 421  * Result:
 422  *      <noSuchObject>
 423  *      <matchedDN:CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 424  */
 425
 426 /*
 427  * LDAP search 1st LDAP connection:
 428  *
 429  * not implemented because it gives no new information
 430  *
 431  * Request:
 432  *      basedn: CN=Partitions,CN=Configuration,<domain_partition>
 433  *      scope:  sub
 434  *      filter: (nCName=<domain_partition>)
 435  *      attrs:  nCName
 436  *              dnsRoot
 437  *      controls: LDAP_SERVER_EXTENDED_DN_OID:critical=false
 438  * Result:
 439  *      <GUID=<hex_guid>>;CN=<domain_netbios_name>,CN=Partitions,<domain_partition>>
 440  *              nCName:         <GUID=<hex_guid>>;<SID=<hex_sid>>;<domain_partition>>
 441  *              dnsRoot:        <domain_dns_name>
 442  */
 443
 444 /*
 445  * LDAP modify 1st LDAP connection:
 446  *
 447  * see: becomeDC_ldap1_server_object_modify()
 448  *
 449  * Request (add):
 450  *      CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 451  *      serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 452  * Result:
 453  *      <attributeOrValueExist>
 454  */
 455
 456 /*
 457  * LDAP modify 1st LDAP connection:
 458  *
 459  * see: becomeDC_ldap1_server_object_modify()
 460  *
 461  * Request (replace):
 462  *      CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 463  *      serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 464  * Result:
 465  *      <success>
 466  */
 467
 468 /*
 469  * Open 1st DRSUAPI connection to the DC using admin credentials
 470  * DsBind with DRSUAPI_DS_BIND_GUID_W2K3 ("6afab99c-6e26-464a-975f-f58f105218bc")
 471  * (w2k3 does 2 DsBind() calls here..., where is first is unused and contains garbage at the end)
 472  *
 473  * see: becomeDC_drsuapi_connect_send(), becomeDC_drsuapi1_connect_recv(),
 474  *      becomeDC_drsuapi_bind_send(), becomeDC_drsuapi_bind_recv() and becomeDC_drsuapi1_bind_recv()
 475  */
 476
 477 /*
 478  * DsAddEntry to create the CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
 479  * on the 1st DRSUAPI connection
 480  *
 481  * see: becomeDC_drsuapi1_add_entry_send() and becomeDC_drsuapi1_add_entry_recv()
 482  */
 483
 484 /***************************************************************
 485  * Add this stage we call the prepare_db() callback function
 486  * of the caller, to see if he wants us to continue
 487  *
 488  * see: becomeDC_prepare_db()
 489  ***************************************************************/
 490
 491 /*
 492  * Open 2nd and 3rd DRSUAPI connection to the DC using admin credentials
 493  * - a DsBind with DRSUAPI_DS_BIND_GUID_W2K3 ("6afab99c-6e26-464a-975f-f58f105218bc")
 494  *   on the 2nd connection
 495  *
 496  * see: becomeDC_drsuapi_connect_send(), becomeDC_drsuapi2_connect_recv(),
 497  *      becomeDC_drsuapi_bind_send(), becomeDC_drsuapi_bind_recv(), becomeDC_drsuapi2_bind_recv()
 498  *      and becomeDC_drsuapi3_connect_recv()
 499  */
 500
 501 /*
 502  * replicate CN=Schema,CN=Configuration,...
 503  * on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
 504  *
 505  * see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
 506  *      becomeDC_drsuapi3_pull_schema_send() and becomeDC_drsuapi3_pull_schema_recv()
 507  *
 508  ***************************************************************
 509  * Add this stage we call the schema_chunk() callback function
 510  * for each replication message
 511  ***************************************************************/
 512
 513 /*
 514  * replicate CN=Configuration,...
 515  * on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
 516  *
 517  * see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
 518  *      becomeDC_drsuapi3_pull_config_send() and becomeDC_drsuapi3_pull_config_recv()
 519  *
 520  ***************************************************************
 521  * Add this stage we call the config_chunk() callback function
 522  * for each replication message
 523  ***************************************************************/
 524
 525 /*
 526  * LDAP unbind on the 1st LDAP connection
 527  *
 528  * not implemented, because it's not needed...
 529  */
 530
 531 /*
 532  * Open 2nd LDAP connection to the DC using admin credentials
 533  *
 534  * see: becomeDC_connect_ldap2() and becomeDC_ldap_connect()
 535  */
 536
 537 /*
 538  * LDAP search 2nd LDAP connection:
 539  *
 540  * not implemented because it gives no new information
 541  * same as becomeDC_ldap1_computer_object()
 542  *
 543  * Request:
 544  *      basedn: <domain_partition>
 545  *      scope:  sub
 546  *      filter: (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<new_dc_account_name>))
 547  *      attrs:  distinguishedName
 548  *              userAccountControl
 549  * Result:
 550  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 551  *              distinguishedName:      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 552  *              userAccountControl:     4096 <0x00001000>
 553  */
 554
 555 /*
 556  * LDAP search 2nd LDAP connection:
 557  *
 558  * not implemented because it gives no new information
 559  * same as becomeDC_ldap1_computer_object()
 560  *
 561  * Request:
 562  *      basedn: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 563  *      scope:  base
 564  *      filter: (objectClass=*)
 565  *      attrs:  userAccountControl
 566  * Result:
 567  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 568  *              userAccountControl:     4096 <0x00001000>
 569  */
 570
 571 /*
 572  * LDAP modify 2nd LDAP connection:
 573  *
 574  * see: becomeDC_ldap2_modify_computer()
 575  *
 576  * Request (replace):
 577  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 578  *      userAccountControl:     532480 <0x82000>
 579  * Result:
 580  *      <success>
 581  */
 582
 583 /*
 584  * LDAP search 2nd LDAP connection:
 585  *
 586  * see: becomeDC_ldap2_move_computer()
 587  *
 588  * Request:
 589  *      basedn: <WKGUID=2fbac1870ade11d297c400c04fd8d5cd,<domain_partition>>
 590  *      scope:  base
 591  *      filter: (objectClass=*)
 592  *      attrs:  1.1
 593  * Result:
 594  *      CN=Domain Controllers,<domain_partition>
 595  */
 596
 597 /*
 598  * LDAP search 2nd LDAP connection:
 599  *
 600  * not implemented because it gives no new information
 601  *
 602  * Request:
 603  *      basedn: CN=Domain Controllers,<domain_partition>
 604  *      scope:  base
 605  *      filter: (objectClass=*)
 606  *      attrs:  distinguishedName
 607  * Result:
 608  *      CN=Domain Controller,<domain_partition>
 609  *              distinguishedName:      CN=Domain Controllers,<domain_partition>
 610  */
 611
 612 /*
 613  * LDAP modifyRDN 2nd LDAP connection:
 614  *
 615  * see: becomeDC_ldap2_move_computer()
 616  *
 617  * Request:
 618  *      entry:          CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 619  *      newrdn:         CN=<new_dc_netbios_name>
 620  *      deleteoldrdn:   TRUE
 621  *      newparent:      CN=Domain Controllers,<domain_partition>
 622  * Result:
 623  *      <success>
 624  */
 625
 626 /*
 627  * LDAP unbind on the 2nd LDAP connection
 628  *
 629  * not implemented, because it's not needed...
 630  */
 631
 632 /*
 633  * replicate Domain Partition
 634  * on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
 635  *
 636  * see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
 637  *      becomeDC_drsuapi3_pull_domain_send() and becomeDC_drsuapi3_pull_domain_recv()
 638  *
 639  ***************************************************************
 640  * Add this stage we call the domain_chunk() callback function
 641  * for each replication message
 642  ***************************************************************/
 643
 644 /* call DsReplicaUpdateRefs() for all partitions like this:
 645  *     req1: struct drsuapi_DsReplicaUpdateRefsRequest1
 646  *
 647  *                 naming_context: struct drsuapi_DsReplicaObjectIdentifier
 648  *                     __ndr_size               : 0x000000ae (174)
 649  *                     __ndr_size_sid           : 0x00000000 (0)
 650  *                     guid                     : 00000000-0000-0000-0000-000000000000
 651  *                     sid                      : S-0-0
 652  *                     dn                       : 'CN=Schema,CN=Configuration,DC=w2k3,DC=vmnet1,DC=vm,DC=base'
 653  *
 654  *                 dest_dsa_dns_name        : '4a0df188-a0b8-47ea-bbe5-e614723f16dd._msdcs.w2k3.vmnet1.vm.base'
 655  *           dest_dsa_guid            : 4a0df188-a0b8-47ea-bbe5-e614723f16dd
 656  *           options                  : 0x0000001c (28)
 657  *                 0: DRSUAPI_DS_REPLICA_UPDATE_ASYNCHRONOUS_OPERATION
 658  *                 0: DRSUAPI_DS_REPLICA_UPDATE_WRITEABLE
 659  *                 1: DRSUAPI_DS_REPLICA_UPDATE_ADD_REFERENCE
 660  *                 1: DRSUAPI_DS_REPLICA_UPDATE_DELETE_REFERENCE
 661  *                 1: DRSUAPI_DS_REPLICA_UPDATE_0x00000010
 662  *
 663  * 4a0df188-a0b8-47ea-bbe5-e614723f16dd is the objectGUID the DsAddEntry() returned for the
 664  * CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
 665  * on the 2nd!!! DRSUAPI connection
 666  *
 667  * see: becomeDC_drsuapi_update_refs_send(), becomeDC_drsuapi2_update_refs_schema_recv(),
 668  *      becomeDC_drsuapi2_update_refs_config_recv() and becomeDC_drsuapi2_update_refs_domain_recv()
 669  */
 670
 671 /*
 672  * Windows does opens the 4th and 5th DRSUAPI connection...
 673  * and does a DsBind() with the objectGUID from DsAddEntry() as bind_guid
 674  * on the 4th connection
 675  *
 676  * and then 2 full replications of the domain partition on the 5th connection
 677  * with the bind_handle from the 4th connection
 678  *
 679  * not implemented because it gives no new information
 680  */
 681
 682 struct libnet_BecomeDC_state {
 683         struct composite_context *creq;
 684
 685         struct libnet_context *libnet;
 686
 687         struct dom_sid zero_sid;
 688
 689         struct {
 690                 struct cldap_socket *sock;
 691                 struct cldap_netlogon io;
 692                 struct NETLOGON_SAM_LOGON_RESPONSE_EX netlogon;
 693         } cldap;
 694
 695         struct becomeDC_ldap {
 696                 struct ldb_context *ldb;
 697                 const struct ldb_message *rootdse;
 698         } ldap1, ldap2;
 699
 700         struct becomeDC_drsuapi {
 701                 struct libnet_BecomeDC_state *s;
 702                 struct dcerpc_binding *binding;
 703                 struct dcerpc_pipe *pipe;
 704                 struct dcerpc_binding_handle *drsuapi_handle;
 705                 DATA_BLOB gensec_skey;
 706                 struct drsuapi_DsBind bind_r;
 707                 struct GUID bind_guid;
 708                 struct drsuapi_DsBindInfoCtr bind_info_ctr;
 709                 struct drsuapi_DsBindInfo28 local_info28;
 710                 struct drsuapi_DsBindInfo28 remote_info28;
 711                 struct policy_handle bind_handle;
 712         } drsuapi1, drsuapi2, drsuapi3;
 713
 714         void *ndr_struct_ptr;
 715
 716         struct libnet_BecomeDC_Domain domain;
 717         struct libnet_BecomeDC_Forest forest;
 718         struct libnet_BecomeDC_SourceDSA source_dsa;
 719         struct libnet_BecomeDC_DestDSA dest_dsa;
 720
 721         struct libnet_BecomeDC_Partition schema_part, config_part, domain_part;
 722
 723         struct becomeDC_fsmo {
 724                 const char *dns_name;
 725                 const char *server_dn_str;
 726                 const char *ntds_dn_str;
 727                 struct GUID ntds_guid;
 728         } infrastructure_fsmo;
 729
 730         struct becomeDC_fsmo rid_manager_fsmo;
 731
 732         struct libnet_BecomeDC_CheckOptions _co;
 733         struct libnet_BecomeDC_PrepareDB _pp;
 734         struct libnet_BecomeDC_StoreChunk _sc;
 735         struct libnet_BecomeDC_Callbacks callbacks;
 736
 737         bool rodc_join;
 738         bool critical_only;
 739 };
 740
 741 static int32_t get_dc_function_level(struct loadparm_context *lp_ctx)
 742 {
 743         /* per default we are (Windows) 2008 R2 compatible */
 744         return lpcfg_parm_int(lp_ctx, NULL, "ads", "dc function level",
 745                            DS_DOMAIN_FUNCTION_2008_R2);
 746 }
 747
 748 static void becomeDC_recv_cldap(struct tevent_req *req);
 749
 750 static void becomeDC_send_cldap(struct libnet_BecomeDC_state *s)
 751 {
 752         struct composite_context *c = s->creq;
 753         struct tevent_req *req;
 754         struct tsocket_address *dest_address;
 755         int ret;
 756
 757         s->cldap.io.in.dest_address     = NULL;
 758         s->cldap.io.in.dest_port        = 0;
 759         s->cldap.io.in.realm            = s->domain.dns_name;
 760         s->cldap.io.in.host             = s->dest_dsa.netbios_name;
 761         s->cldap.io.in.user             = NULL;
 762         s->cldap.io.in.domain_guid      = NULL;
 763         s->cldap.io.in.domain_sid       = NULL;
 764         s->cldap.io.in.acct_control     = -1;
 765         s->cldap.io.in.version          = NETLOGON_NT_VERSION_5 | NETLOGON_NT_VERSION_5EX;
 766         s->cldap.io.in.map_response     = true;
 767
 768         ret = tsocket_address_inet_from_strings(s, "ip",
 769                                                 s->source_dsa.address,
 770                                                 lpcfg_cldap_port(s->libnet->lp_ctx),
 771                                                 &dest_address);
 772         if (ret != 0) {
 773                 c->status = map_nt_error_from_unix_common(errno);
 774                 if (!composite_is_ok(c)) return;
 775         }
 776
 777         c->status = cldap_socket_init(s, NULL, dest_address, &s->cldap.sock);
 778         if (!composite_is_ok(c)) return;
 779
 780         req = cldap_netlogon_send(s, s->libnet->event_ctx,
 781                                   s->cldap.sock, &s->cldap.io);
 782         if (composite_nomem(req, c)) return;
 783         tevent_req_set_callback(req, becomeDC_recv_cldap, s);
 784 }
 785
 786 static void becomeDC_connect_ldap1(struct libnet_BecomeDC_state *s);
 787
 788 static void becomeDC_recv_cldap(struct tevent_req *req)
 789 {
 790         struct libnet_BecomeDC_state *s = tevent_req_callback_data(req,
 791                                           struct libnet_BecomeDC_state);
 792         struct composite_context *c = s->creq;
 793
 794         c->status = cldap_netlogon_recv(req, s, &s->cldap.io);
 795         talloc_free(req);
 796         if (!composite_is_ok(c)) {
 797                 DEBUG(0,("Failed to send, receive or parse CLDAP reply from server %s for our host %s: %s\n",
 798                          s->cldap.io.in.dest_address,
 799                          s->cldap.io.in.host,
 800                          nt_errstr(c->status)));
 801                 return;
 802         }
 803         s->cldap.netlogon = s->cldap.io.out.netlogon.data.nt5_ex;
 804
 805         s->domain.dns_name              = s->cldap.netlogon.dns_domain;
 806         s->domain.netbios_name          = s->cldap.netlogon.domain_name;
 807         s->domain.guid                  = s->cldap.netlogon.domain_uuid;
 808
 809         s->forest.dns_name              = s->cldap.netlogon.forest;
 810
 811         s->source_dsa.dns_name          = s->cldap.netlogon.pdc_dns_name;
 812         s->source_dsa.netbios_name      = s->cldap.netlogon.pdc_name;
 813         s->source_dsa.site_name         = s->cldap.netlogon.server_site;
 814
 815         s->dest_dsa.site_name           = s->cldap.netlogon.client_site;
 816
 817         DEBUG(0,("CLDAP response: forest=%s dns=%s netbios=%s server_site=%s  client_site=%s\n",
 818                  s->forest.dns_name, s->domain.dns_name, s->domain.netbios_name,
 819                  s->source_dsa.site_name, s->dest_dsa.site_name));
 820         if (!s->dest_dsa.site_name || strcmp(s->dest_dsa.site_name, "") == 0) {
 821                 DEBUG(0,("Got empty client site - using server site name %s\n",
 822                          s->source_dsa.site_name));
 823                 s->dest_dsa.site_name = s->source_dsa.site_name;
 824         }
 825
 826         becomeDC_connect_ldap1(s);
 827 }
 828
 829 static NTSTATUS becomeDC_ldap_connect(struct libnet_BecomeDC_state *s,
 830                                       struct becomeDC_ldap *ldap)
 831 {
 832         char *url;
 833
 834         url = talloc_asprintf(s, "ldap://%s/", s->source_dsa.dns_name);
 835         NT_STATUS_HAVE_NO_MEMORY(url);
 836
 837         ldap->ldb = ldb_wrap_connect(s, s->libnet->event_ctx, s->libnet->lp_ctx, url,
 838                                      NULL,
 839                                      s->libnet->cred,
 840                                      0);
 841         talloc_free(url);
 842         if (ldap->ldb == NULL) {
 843                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
 844         }
 845
 846         return NT_STATUS_OK;
 847 }
 848
 849 static NTSTATUS becomeDC_ldap1_rootdse(struct libnet_BecomeDC_state *s)
 850 {
 851         int ret;
 852         struct ldb_result *r;
 853         struct ldb_dn *basedn;
 854         static const char *attrs[] = {
 855                 "*",
 856                 NULL
 857         };
 858
 859         basedn = ldb_dn_new(s, s->ldap1.ldb, NULL);
 860         NT_STATUS_HAVE_NO_MEMORY(basedn);
 861
 862         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
 863                          "(objectClass=*)");
 864         talloc_free(basedn);
 865         if (ret != LDB_SUCCESS) {
 866                 return NT_STATUS_LDAP(ret);
 867         } else if (r->count != 1) {
 868                 talloc_free(r);
 869                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 870         }
 871
 872         s->ldap1.rootdse = r->msgs[0];
 873
 874         s->domain.dn_str        = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "defaultNamingContext", NULL);
 875         if (!s->domain.dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 876
 877         s->forest.root_dn_str   = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "rootDomainNamingContext", NULL);
 878         if (!s->forest.root_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 879         s->forest.config_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "configurationNamingContext", NULL);
 880         if (!s->forest.config_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 881         s->forest.schema_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "schemaNamingContext", NULL);
 882         if (!s->forest.schema_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 883
 884         s->source_dsa.server_dn_str     = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "serverName", NULL);
 885         if (!s->source_dsa.server_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 886         s->source_dsa.ntds_dn_str       = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "dsServiceName", NULL);
 887         if (!s->source_dsa.ntds_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 888
 889         return NT_STATUS_OK;
 890 }
 891
 892 static NTSTATUS becomeDC_ldap1_crossref_behavior_version(struct libnet_BecomeDC_state *s)
 893 {
 894         int ret;
 895         struct ldb_result *r;
 896         struct ldb_dn *basedn;
 897         static const char *attrs[] = {
 898                 "msDs-Behavior-Version",
 899                 NULL
 900         };
 901
 902         basedn = ldb_dn_new(s, s->ldap1.ldb, s->forest.config_dn_str);
 903         NT_STATUS_HAVE_NO_MEMORY(basedn);
 904
 905         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_ONELEVEL, attrs,
 906                          "(cn=Partitions)");
 907         talloc_free(basedn);
 908         if (ret != LDB_SUCCESS) {
 909                 return NT_STATUS_LDAP(ret);
 910         } else if (r->count != 1) {
 911                 talloc_free(r);
 912                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 913         }
 914
 915         s->forest.crossref_behavior_version = ldb_msg_find_attr_as_uint(r->msgs[0], "msDs-Behavior-Version", 0);
 916         if (s->forest.crossref_behavior_version >
 917                         get_dc_function_level(s->libnet->lp_ctx)) {
 918                 talloc_free(r);
 919                 DEBUG(0,("The servers function level %u is above 'ads:dc function level' of %u\n",
 920                          s->forest.crossref_behavior_version,
 921                          get_dc_function_level(s->libnet->lp_ctx)));
 922                 return NT_STATUS_NOT_SUPPORTED;
 923         }
 924
 925         talloc_free(r);
 926         return NT_STATUS_OK;
 927 }
 928
 929 static NTSTATUS becomeDC_ldap1_domain_behavior_version(struct libnet_BecomeDC_state *s)
 930 {
 931         int ret;
 932         struct ldb_result *r;
 933         struct ldb_dn *basedn;
 934         static const char *attrs[] = {
 935                 "msDs-Behavior-Version",
 936                 NULL
 937         };
 938
 939         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
 940         NT_STATUS_HAVE_NO_MEMORY(basedn);
 941
 942         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
 943                          "(objectClass=*)");
 944         talloc_free(basedn);
 945         if (ret != LDB_SUCCESS) {
 946                 return NT_STATUS_LDAP(ret);
 947         } else if (r->count != 1) {
 948                 talloc_free(r);
 949                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 950         }
 951
 952         s->domain.behavior_version = ldb_msg_find_attr_as_uint(r->msgs[0], "msDs-Behavior-Version", 0);
 953         if (s->domain.behavior_version >
 954                         get_dc_function_level(s->libnet->lp_ctx)) {
 955                 talloc_free(r);
 956                 DEBUG(0,("The servers function level %u is above 'ads:dc function level' of %u\n",
 957                          s->forest.crossref_behavior_version,
 958                          get_dc_function_level(s->libnet->lp_ctx)));
 959                 return NT_STATUS_NOT_SUPPORTED;
 960         }
 961
 962         talloc_free(r);
 963         return NT_STATUS_OK;
 964 }
 965
 966 static NTSTATUS becomeDC_ldap1_schema_object_version(struct libnet_BecomeDC_state *s)
 967 {
 968         int ret;
 969         struct ldb_result *r;
 970         struct ldb_dn *basedn;
 971         static const char *attrs[] = {
 972                 "objectVersion",
 973                 NULL
 974         };
 975
 976         basedn = ldb_dn_new(s, s->ldap1.ldb, s->forest.schema_dn_str);
 977         NT_STATUS_HAVE_NO_MEMORY(basedn);
 978
 979         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
 980                          "(objectClass=*)");
 981         talloc_free(basedn);
 982         if (ret != LDB_SUCCESS) {
 983                 return NT_STATUS_LDAP(ret);
 984         } else if (r->count != 1) {
 985                 talloc_free(r);
 986                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 987         }
 988
 989         s->forest.schema_object_version = ldb_msg_find_attr_as_uint(r->msgs[0], "objectVersion", 0);
 990
 991         talloc_free(r);
 992         return NT_STATUS_OK;
 993 }
 994
 995 static NTSTATUS becomeDC_ldap1_w2k3_update_revision(struct libnet_BecomeDC_state *s)
 996 {
 997         int ret;
 998         struct ldb_result *r;
 999         struct ldb_dn *basedn;
1000         static const char *attrs[] = {
1001                 "revision",
1002                 NULL
1003         };
1004
1005         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=Windows2003Update,CN=DomainUpdates,CN=System,%s",
1006                                 s->domain.dn_str);
1007         NT_STATUS_HAVE_NO_MEMORY(basedn);
1008
1009         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
1010                          "(objectClass=*)");
1011         talloc_free(basedn);
1012         if (ret == LDB_ERR_NO_SUCH_OBJECT) {
1013                 /* w2k doesn't have this object */
1014                 s->domain.w2k3_update_revision = 0;
1015                 return NT_STATUS_OK;
1016         } else if (ret != LDB_SUCCESS) {
1017                 return NT_STATUS_LDAP(ret);
1018         } else if (r->count != 1) {
1019                 talloc_free(r);
1020                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1021         }
1022
1023         s->domain.w2k3_update_revision = ldb_msg_find_attr_as_uint(r->msgs[0], "revision", 0);
1024
1025         talloc_free(r);
1026         return NT_STATUS_OK;
1027 }
1028
1029 static NTSTATUS becomeDC_ldap1_infrastructure_fsmo(struct libnet_BecomeDC_state *s)
1030 {
1031         int ret;
1032         struct ldb_result *r;
1033         struct ldb_dn *basedn;
1034         struct ldb_dn *ntds_dn;
1035         struct ldb_dn *server_dn;
1036         static const char *dns_attrs[] = {
1037                 "dnsHostName",
1038                 NULL
1039         };
1040         static const char *guid_attrs[] = {
1041                 "objectGUID",
1042                 NULL
1043         };
1044
1045         ret = dsdb_wellknown_dn(s->ldap1.ldb, s,
1046                                 ldb_get_default_basedn(s->ldap1.ldb),
1047                                 DS_GUID_INFRASTRUCTURE_CONTAINER,
1048                                 &basedn);
1049         if (ret != LDB_SUCCESS) {
1050                 DEBUG(0,("Failed to get well known DN for DS_GUID_INFRASTRUCTURE_CONTAINER on %s: %s\n",
1051                          ldb_dn_get_linearized(ldb_get_default_basedn(s->ldap1.ldb)),
1052                          ldb_errstring(s->ldap1.ldb)));
1053                 return NT_STATUS_LDAP(ret);
1054         }
1055
1056         ret = samdb_reference_dn(s->ldap1.ldb, s, basedn, "fSMORoleOwner", &ntds_dn);
1057         if (ret != LDB_SUCCESS) {
1058                 DEBUG(0,("Failed to get reference DN from fsmoRoleOwner on %s: %s\n",
1059                          ldb_dn_get_linearized(basedn),
1060                          ldb_errstring(s->ldap1.ldb)));
1061                 talloc_free(basedn);
1062                 return NT_STATUS_LDAP(ret);
1063         }
1064
1065         s->infrastructure_fsmo.ntds_dn_str = ldb_dn_get_linearized(ntds_dn);
1066         NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.ntds_dn_str);
1067
1068         server_dn = ldb_dn_get_parent(s, ntds_dn);
1069         NT_STATUS_HAVE_NO_MEMORY(server_dn);
1070
1071         s->infrastructure_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
1072         NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.server_dn_str);
1073
1074         ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
1075                          dns_attrs, "(objectClass=*)");
1076         if (ret != LDB_SUCCESS) {
1077                 DEBUG(0,("Failed to get server DN %s: %s\n",
1078                          ldb_dn_get_linearized(server_dn),
1079                          ldb_errstring(s->ldap1.ldb)));
1080                 return NT_STATUS_LDAP(ret);
1081         } else if (r->count != 1) {
1082                 talloc_free(r);
1083                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1084         }
1085
1086         s->infrastructure_fsmo.dns_name = ldb_msg_find_attr_as_string(r->msgs[0], "dnsHostName", NULL);
1087         if (!s->infrastructure_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1088         talloc_steal(s, s->infrastructure_fsmo.dns_name);
1089
1090         talloc_free(r);
1091
1092         ldb_dn_remove_extended_components(ntds_dn);
1093         ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
1094                          guid_attrs, "(objectClass=*)");
1095         if (ret != LDB_SUCCESS) {
1096                 DEBUG(0,("Failed to get NTDS Settings DN %s: %s\n",
1097                          ldb_dn_get_linearized(ntds_dn),
1098                          ldb_errstring(s->ldap1.ldb)));
1099                 return NT_STATUS_LDAP(ret);
1100         } else if (r->count != 1) {
1101                 talloc_free(r);
1102                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1103         }
1104
1105         s->infrastructure_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1106
1107         talloc_free(r);
1108
1109         return NT_STATUS_OK;
1110 }
1111
1112 static NTSTATUS becomeDC_ldap1_rid_manager_fsmo(struct libnet_BecomeDC_state *s)
1113 {
1114         int ret;
1115         struct ldb_result *r;
1116         struct ldb_dn *basedn;
1117         const char *reference_dn_str;
1118         struct ldb_dn *ntds_dn;
1119         struct ldb_dn *server_dn;
1120         static const char *rid_attrs[] = {
1121                 "rIDManagerReference",
1122                 NULL
1123         };
1124         static const char *fsmo_attrs[] = {
1125                 "fSMORoleOwner",
1126                 NULL
1127         };
1128         static const char *dns_attrs[] = {
1129                 "dnsHostName",
1130                 NULL
1131         };
1132         static const char *guid_attrs[] = {
1133                 "objectGUID",
1134                 NULL
1135         };
1136
1137         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
1138         NT_STATUS_HAVE_NO_MEMORY(basedn);
1139
1140         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1141                          rid_attrs, "(objectClass=*)");
1142         talloc_free(basedn);
1143         if (ret != LDB_SUCCESS) {
1144                 return NT_STATUS_LDAP(ret);
1145         } else if (r->count != 1) {
1146                 talloc_free(r);
1147                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1148         }
1149
1150         reference_dn_str        = ldb_msg_find_attr_as_string(r->msgs[0], "rIDManagerReference", NULL);
1151         if (!reference_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1152
1153         basedn = ldb_dn_new(s, s->ldap1.ldb, reference_dn_str);
1154         NT_STATUS_HAVE_NO_MEMORY(basedn);
1155
1156         talloc_free(r);
1157
1158         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1159                          fsmo_attrs, "(objectClass=*)");
1160         talloc_free(basedn);
1161         if (ret != LDB_SUCCESS) {
1162                 return NT_STATUS_LDAP(ret);
1163         } else if (r->count != 1) {
1164                 talloc_free(r);
1165                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1166         }
1167
1168         s->rid_manager_fsmo.ntds_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "fSMORoleOwner", NULL);
1169         if (!s->rid_manager_fsmo.ntds_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1170         talloc_steal(s, s->rid_manager_fsmo.ntds_dn_str);
1171
1172         talloc_free(r);
1173
1174         ntds_dn = ldb_dn_new(s, s->ldap1.ldb, s->rid_manager_fsmo.ntds_dn_str);
1175         NT_STATUS_HAVE_NO_MEMORY(ntds_dn);
1176
1177         server_dn = ldb_dn_get_parent(s, ntds_dn);
1178         NT_STATUS_HAVE_NO_MEMORY(server_dn);
1179
1180         s->rid_manager_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
1181         NT_STATUS_HAVE_NO_MEMORY(s->rid_manager_fsmo.server_dn_str);
1182
1183         ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
1184                          dns_attrs, "(objectClass=*)");
1185         if (ret != LDB_SUCCESS) {
1186                 return NT_STATUS_LDAP(ret);
1187         } else if (r->count != 1) {
1188                 talloc_free(r);
1189                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1190         }
1191
1192         s->rid_manager_fsmo.dns_name    = ldb_msg_find_attr_as_string(r->msgs[0], "dnsHostName", NULL);
1193         if (!s->rid_manager_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1194         talloc_steal(s, s->rid_manager_fsmo.dns_name);
1195
1196         talloc_free(r);
1197
1198         ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
1199                          guid_attrs, "(objectClass=*)");
1200         if (ret != LDB_SUCCESS) {
1201                 return NT_STATUS_LDAP(ret);
1202         } else if (r->count != 1) {
1203                 talloc_free(r);
1204                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1205         }
1206
1207         s->rid_manager_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1208
1209         talloc_free(r);
1210
1211         return NT_STATUS_OK;
1212 }
1213
1214 static NTSTATUS becomeDC_ldap1_site_object(struct libnet_BecomeDC_state *s)
1215 {
1216         int ret;
1217         struct ldb_result *r;
1218         struct ldb_dn *basedn;
1219
1220         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Sites,%s",
1221                                 s->dest_dsa.site_name,
1222                                 s->forest.config_dn_str);
1223         NT_STATUS_HAVE_NO_MEMORY(basedn);
1224
1225         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1226                          NULL, "(objectClass=*)");
1227         talloc_free(basedn);
1228         if (ret != LDB_SUCCESS) {
1229                 return NT_STATUS_LDAP(ret);
1230         } else if (r->count != 1) {
1231                 talloc_free(r);
1232                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1233         }
1234
1235         s->dest_dsa.site_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1236
1237         talloc_free(r);
1238         return NT_STATUS_OK;
1239 }
1240
1241 static NTSTATUS becomeDC_check_options(struct libnet_BecomeDC_state *s)
1242 {
1243         if (!s->callbacks.check_options) return NT_STATUS_OK;
1244
1245         s->_co.domain           = &s->domain;
1246         s->_co.forest           = &s->forest;
1247         s->_co.source_dsa       = &s->source_dsa;
1248
1249         return s->callbacks.check_options(s->callbacks.private_data, &s->_co);
1250 }
1251
1252 static NTSTATUS becomeDC_ldap1_computer_object(struct libnet_BecomeDC_state *s)
1253 {
1254         int ret;
1255         struct ldb_result *r;
1256         struct ldb_dn *basedn;
1257         static const char *attrs[] = {
1258                 "distinguishedName",
1259                 "userAccountControl",
1260                 NULL
1261         };
1262
1263         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
1264         NT_STATUS_HAVE_NO_MEMORY(basedn);
1265
1266         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_SUBTREE, attrs,
1267                          "(&(|(objectClass=user)(objectClass=computer))(sAMAccountName=%s$))",
1268                          s->dest_dsa.netbios_name);
1269         talloc_free(basedn);
1270         if (ret != LDB_SUCCESS) {
1271                 return NT_STATUS_LDAP(ret);
1272         } else if (r->count != 1) {
1273                 talloc_free(r);
1274                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1275         }
1276
1277         s->dest_dsa.computer_dn_str     = ldb_msg_find_attr_as_string(r->msgs[0], "distinguishedName", NULL);
1278         if (!s->dest_dsa.computer_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1279         talloc_steal(s, s->dest_dsa.computer_dn_str);
1280
1281         s->dest_dsa.user_account_control = ldb_msg_find_attr_as_uint(r->msgs[0], "userAccountControl", 0);
1282
1283         talloc_free(r);
1284         return NT_STATUS_OK;
1285 }
1286
1287 static NTSTATUS becomeDC_ldap1_server_object_1(struct libnet_BecomeDC_state *s)
1288 {
1289         int ret;
1290         struct ldb_result *r;
1291         struct ldb_dn *basedn;
1292         const char *server_reference_dn_str;
1293         struct ldb_dn *server_reference_dn;
1294         struct ldb_dn *computer_dn;
1295
1296         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
1297                                 s->dest_dsa.netbios_name,
1298                                 s->dest_dsa.site_name,
1299                                 s->forest.config_dn_str);
1300         NT_STATUS_HAVE_NO_MEMORY(basedn);
1301
1302         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1303                          NULL, "(objectClass=*)");
1304         talloc_free(basedn);
1305         if (ret == LDB_ERR_NO_SUCH_OBJECT) {
1306                 /* if the object doesn't exist, we'll create it later */
1307                 return NT_STATUS_OK;
1308         } else if (ret != LDB_SUCCESS) {
1309                 return NT_STATUS_LDAP(ret);
1310         } else if (r->count != 1) {
1311                 talloc_free(r);
1312                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1313         }
1314
1315         server_reference_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "serverReference", NULL);
1316         if (server_reference_dn_str) {
1317                 server_reference_dn     = ldb_dn_new(r, s->ldap1.ldb, server_reference_dn_str);
1318                 NT_STATUS_HAVE_NO_MEMORY(server_reference_dn);
1319
1320                 computer_dn             = ldb_dn_new(r, s->ldap1.ldb, s->dest_dsa.computer_dn_str);
1321                 NT_STATUS_HAVE_NO_MEMORY(computer_dn);
1322
1323                 /*
1324                  * if the server object belongs to another DC in another domain
1325                  * in the forest, we should not touch this object!
1326                  */
1327                 if (ldb_dn_compare(computer_dn, server_reference_dn) != 0) {
1328                         talloc_free(r);
1329                         return NT_STATUS_OBJECT_NAME_COLLISION;
1330                 }
1331         }
1332
1333         /* if the server object is already for the dest_dsa, then we don't need to create it */
1334         s->dest_dsa.server_dn_str       = ldb_msg_find_attr_as_string(r->msgs[0], "distinguishedName", NULL);
1335         if (!s->dest_dsa.server_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1336         talloc_steal(s, s->dest_dsa.server_dn_str);
1337
1338         talloc_free(r);
1339         return NT_STATUS_OK;
1340 }
1341
1342 static NTSTATUS becomeDC_ldap1_server_object_2(struct libnet_BecomeDC_state *s)
1343 {
1344         int ret;
1345         struct ldb_result *r;
1346         struct ldb_dn *basedn;
1347         const char *server_reference_bl_dn_str;
1348         static const char *attrs[] = {
1349                 "serverReferenceBL",
1350                 NULL
1351         };
1352
1353         /* if the server_dn_str has a valid value, we skip this lookup */
1354         if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
1355
1356         basedn = ldb_dn_new(s, s->ldap1.ldb, s->dest_dsa.computer_dn_str);
1357         NT_STATUS_HAVE_NO_MEMORY(basedn);
1358
1359         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1360                          attrs, "(objectClass=*)");
1361         talloc_free(basedn);
1362         if (ret != LDB_SUCCESS) {
1363                 return NT_STATUS_LDAP(ret);
1364         } else if (r->count != 1) {
1365                 talloc_free(r);
1366                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1367         }
1368
1369         server_reference_bl_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "serverReferenceBL", NULL);
1370         if (!server_reference_bl_dn_str) {
1371                 /* if no back link is present, we're done for this function */
1372                 talloc_free(r);
1373                 return NT_STATUS_OK;
1374         }
1375
1376         /* if the server object is already for the dest_dsa, then we don't need to create it */
1377         s->dest_dsa.server_dn_str       = ldb_msg_find_attr_as_string(r->msgs[0], "serverReferenceBL", NULL);
1378         if (s->dest_dsa.server_dn_str) {
1379                 /* if a back link is present, we know that the server object is present */
1380                 talloc_steal(s, s->dest_dsa.server_dn_str);
1381         }
1382
1383         talloc_free(r);
1384         return NT_STATUS_OK;
1385 }
1386
1387 static NTSTATUS becomeDC_ldap1_server_object_add(struct libnet_BecomeDC_state *s)
1388 {
1389         int ret;
1390         struct ldb_message *msg;
1391         char *server_dn_str;
1392
1393         /* if the server_dn_str has a valid value, we skip this lookup */
1394         if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
1395
1396         msg = ldb_msg_new(s);
1397         NT_STATUS_HAVE_NO_MEMORY(msg);
1398
1399         msg->dn = ldb_dn_new_fmt(msg, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
1400                                  s->dest_dsa.netbios_name,
1401                                  s->dest_dsa.site_name,
1402                                  s->forest.config_dn_str);
1403         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
1404
1405         ret = ldb_msg_add_string(msg, "objectClass", "server");
1406         if (ret != 0) {
1407                 talloc_free(msg);
1408                 return NT_STATUS_NO_MEMORY;
1409         }
1410         ret = ldb_msg_add_string(msg, "systemFlags", "50000000");
1411         if (ret != 0) {
1412                 talloc_free(msg);
1413                 return NT_STATUS_NO_MEMORY;
1414         }
1415         ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
1416         if (ret != 0) {
1417                 talloc_free(msg);
1418                 return NT_STATUS_NO_MEMORY;
1419         }
1420
1421         server_dn_str = ldb_dn_alloc_linearized(s, msg->dn);
1422         NT_STATUS_HAVE_NO_MEMORY(server_dn_str);
1423
1424         ret = ldb_add(s->ldap1.ldb, msg);
1425         talloc_free(msg);
1426         if (ret != LDB_SUCCESS) {
1427                 talloc_free(server_dn_str);
1428                 return NT_STATUS_LDAP(ret);
1429         }
1430
1431         s->dest_dsa.server_dn_str = server_dn_str;
1432
1433         return NT_STATUS_OK;
1434 }
1435
1436 static NTSTATUS becomeDC_ldap1_server_object_modify(struct libnet_BecomeDC_state *s)
1437 {
1438         int ret;
1439         struct ldb_message *msg;
1440         unsigned int i;
1441
1442         /* make a 'modify' msg, and only for serverReference */
1443         msg = ldb_msg_new(s);
1444         NT_STATUS_HAVE_NO_MEMORY(msg);
1445         msg->dn = ldb_dn_new(msg, s->ldap1.ldb, s->dest_dsa.server_dn_str);
1446         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
1447
1448         ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
1449         if (ret != 0) {
1450                 talloc_free(msg);
1451                 return NT_STATUS_NO_MEMORY;
1452         }
1453
1454         /* mark all the message elements (should be just one)
1455            as LDB_FLAG_MOD_ADD */
1456         for (i=0;i<msg->num_elements;i++) {
1457                 msg->elements[i].flags = LDB_FLAG_MOD_ADD;
1458         }
1459
1460         ret = ldb_modify(s->ldap1.ldb, msg);
1461         if (ret == LDB_SUCCESS) {
1462                 talloc_free(msg);
1463                 return NT_STATUS_OK;
1464         } else if (ret == LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS) {
1465                 /* retry with LDB_FLAG_MOD_REPLACE */
1466         } else {
1467                 talloc_free(msg);
1468                 return NT_STATUS_LDAP(ret);
1469         }
1470
1471         /* mark all the message elements (should be just one)
1472            as LDB_FLAG_MOD_REPLACE */
1473         for (i=0;i<msg->num_elements;i++) {
1474                 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
1475         }
1476
1477         ret = ldb_modify(s->ldap1.ldb, msg);
1478         talloc_free(msg);
1479         if (ret != LDB_SUCCESS) {
1480                 return NT_STATUS_LDAP(ret);
1481         }
1482
1483         return NT_STATUS_OK;
1484 }
1485
1486 static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
1487                                           struct becomeDC_drsuapi *drsuapi,
1488                                           void (*recv_fn)(struct composite_context *req));
1489 static void becomeDC_drsuapi1_connect_recv(struct composite_context *req);
1490 static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s);
1491
1492 static void becomeDC_connect_ldap1(struct libnet_BecomeDC_state *s)
1493 {
1494         struct composite_context *c = s->creq;
1495
1496         c->status = becomeDC_ldap_connect(s, &s->ldap1);
1497         if (!composite_is_ok(c)) return;
1498
1499         c->status = becomeDC_ldap1_rootdse(s);
1500         if (!composite_is_ok(c)) return;
1501
1502         c->status = becomeDC_ldap1_crossref_behavior_version(s);
1503         if (!composite_is_ok(c)) return;
1504
1505         c->status = becomeDC_ldap1_domain_behavior_version(s);
1506         if (!composite_is_ok(c)) return;
1507
1508         c->status = becomeDC_ldap1_schema_object_version(s);
1509         if (!composite_is_ok(c)) return;
1510
1511         c->status = becomeDC_ldap1_w2k3_update_revision(s);
1512         if (!composite_is_ok(c)) return;
1513
1514         c->status = becomeDC_ldap1_infrastructure_fsmo(s);
1515         if (!composite_is_ok(c)) return;
1516
1517         c->status = becomeDC_ldap1_rid_manager_fsmo(s);
1518         if (!composite_is_ok(c)) return;
1519
1520         c->status = becomeDC_ldap1_site_object(s);
1521         if (!composite_is_ok(c)) return;
1522
1523         c->status = becomeDC_check_options(s);
1524         if (!composite_is_ok(c)) return;
1525
1526         c->status = becomeDC_ldap1_computer_object(s);
1527         if (!composite_is_ok(c)) return;
1528
1529         c->status = becomeDC_ldap1_server_object_1(s);
1530         if (!composite_is_ok(c)) return;
1531
1532         c->status = becomeDC_ldap1_server_object_2(s);
1533         if (!composite_is_ok(c)) return;
1534
1535         c->status = becomeDC_ldap1_server_object_add(s);
1536         if (!composite_is_ok(c)) return;
1537
1538         c->status = becomeDC_ldap1_server_object_modify(s);
1539         if (!composite_is_ok(c)) return;
1540
1541         becomeDC_drsuapi_connect_send(s, &s->drsuapi1, becomeDC_drsuapi1_connect_recv);
1542 }
1543
1544 static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
1545                                           struct becomeDC_drsuapi *drsuapi,
1546                                           void (*recv_fn)(struct composite_context *req))
1547 {
1548         struct composite_context *c = s->creq;
1549         struct composite_context *creq;
1550         char *binding_str;
1551
1552         drsuapi->s = s;
1553
1554         if (!drsuapi->binding) {
1555                 const char *krb5_str = "";
1556                 const char *print_str = "";
1557                 /*
1558                  * Note: Replication only works with Windows 2000 when 'krb5' is
1559                  *       passed as auth_type here. If NTLMSSP is used, Windows
1560                  *       2000 returns garbage in the DsGetNCChanges() response
1561                  *       if encrypted password attributes would be in the
1562                  *       response. That means the replication of the schema and
1563                  *       configuration partition works fine, but it fails for
1564                  *       the domain partition.
1565                  */
1566                 if (lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
1567                                  "force krb5", true))
1568                 {
1569                         krb5_str = "krb5,";
1570                 }
1571                 if (lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
1572                                  "print", false))
1573                 {
1574                         print_str = "print,";
1575                 }
1576                 binding_str = talloc_asprintf(s, "ncacn_ip_tcp:%s[%s%sseal,target_hostname=%s]",
1577                                               s->source_dsa.address,
1578                                               krb5_str, print_str,
1579                                               s->source_dsa.dns_name);
1580                 if (composite_nomem(binding_str, c)) return;
1581                 c->status = dcerpc_parse_binding(s, binding_str, &drsuapi->binding);
1582                 talloc_free(binding_str);
1583                 if (!composite_is_ok(c)) return;
1584         }
1585
1586         if (DEBUGLEVEL >= 10) {
1587                 c->status = dcerpc_binding_set_flags(drsuapi->binding,
1588                                                      DCERPC_DEBUG_PRINT_BOTH,
1589                                                      0);
1590                 if (!composite_is_ok(c)) return;
1591         }
1592
1593         creq = dcerpc_pipe_connect_b_send(s, drsuapi->binding, &ndr_table_drsuapi,
1594                                           s->libnet->cred, s->libnet->event_ctx,
1595                                           s->libnet->lp_ctx);
1596         composite_continue(c, creq, recv_fn, s);
1597 }
1598
1599 static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
1600                                        struct becomeDC_drsuapi *drsuapi,
1601                                        void (*recv_fn)(struct tevent_req *subreq));
1602 static void becomeDC_drsuapi1_bind_recv(struct tevent_req *subreq);
1603
1604 static void becomeDC_drsuapi1_connect_recv(struct composite_context *req)
1605 {
1606         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
1607                                           struct libnet_BecomeDC_state);
1608         struct composite_context *c = s->creq;
1609
1610         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi1.pipe);
1611         if (!composite_is_ok(c)) return;
1612
1613         s->drsuapi1.drsuapi_handle = s->drsuapi1.pipe->binding_handle;
1614
1615         c->status = gensec_session_key(s->drsuapi1.pipe->conn->security_state.generic_state,
1616                                        s,
1617                                        &s->drsuapi1.gensec_skey);
1618         if (!composite_is_ok(c)) return;
1619
1620         becomeDC_drsuapi_bind_send(s, &s->drsuapi1, becomeDC_drsuapi1_bind_recv);
1621 }
1622
1623 static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
1624                                        struct becomeDC_drsuapi *drsuapi,
1625                                        void (*recv_fn)(struct tevent_req *subreq))
1626 {
1627         struct composite_context *c = s->creq;
1628         struct drsuapi_DsBindInfo28 *bind_info28;
1629         struct tevent_req *subreq;
1630
1631         GUID_from_string(DRSUAPI_DS_BIND_GUID_W2K3, &drsuapi->bind_guid);
1632
1633         bind_info28                             = &drsuapi->local_info28;
1634         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
1635         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
1636         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
1637         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
1638         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
1639         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
1640         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
1641         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
1642         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
1643         if (s->domain.behavior_version >= DS_DOMAIN_FUNCTION_2003) {
1644                 /* TODO: find out how this is really triggered! */
1645                 bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
1646         }
1647         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
1648         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
1649         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
1650         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
1651         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
1652         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
1653         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
1654         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
1655         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
1656         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V5;
1657         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
1658         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
1659         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
1660         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
1661         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
1662         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
1663         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
1664         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
1665         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
1666 #if 0 /* we don't support XPRESS compression yet */
1667         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
1668 #endif
1669         bind_info28->site_guid                  = s->dest_dsa.site_guid;
1670         bind_info28->pid                        = 0;
1671         bind_info28->repl_epoch                 = 0;
1672
1673         drsuapi->bind_info_ctr.length           = 28;
1674         drsuapi->bind_info_ctr.info.info28      = *bind_info28;
1675
1676         drsuapi->bind_r.in.bind_guid = &drsuapi->bind_guid;
1677         drsuapi->bind_r.in.bind_info = &drsuapi->bind_info_ctr;
1678         drsuapi->bind_r.out.bind_handle = &drsuapi->bind_handle;
1679
1680         subreq = dcerpc_drsuapi_DsBind_r_send(s, c->event_ctx,
1681                                               drsuapi->drsuapi_handle,
1682                                               &drsuapi->bind_r);
1683         if (composite_nomem(subreq, c)) return;
1684         tevent_req_set_callback(subreq, recv_fn, s);
1685 }
1686
1687 static WERROR becomeDC_drsuapi_bind_recv(struct libnet_BecomeDC_state *s,
1688                                          struct becomeDC_drsuapi *drsuapi)
1689 {
1690         if (!W_ERROR_IS_OK(drsuapi->bind_r.out.result)) {
1691                 return drsuapi->bind_r.out.result;
1692         }
1693
1694         ZERO_STRUCT(drsuapi->remote_info28);
1695         if (drsuapi->bind_r.out.bind_info) {
1696                 switch (drsuapi->bind_r.out.bind_info->length) {
1697                 case 24: {
1698                         struct drsuapi_DsBindInfo24 *info24;
1699                         info24 = &drsuapi->bind_r.out.bind_info->info.info24;
1700                         drsuapi->remote_info28.supported_extensions     = info24->supported_extensions;
1701                         drsuapi->remote_info28.site_guid                = info24->site_guid;
1702                         drsuapi->remote_info28.pid                      = info24->pid;
1703                         drsuapi->remote_info28.repl_epoch               = 0;
1704                         break;
1705                 }
1706                 case 28: {
1707                         drsuapi->remote_info28 = drsuapi->bind_r.out.bind_info->info.info28;
1708                         break;
1709                 }
1710                 case 32: {
1711                         struct drsuapi_DsBindInfo32 *info32;
1712                         info32 = &drsuapi->bind_r.out.bind_info->info.info32;
1713                         drsuapi->remote_info28.supported_extensions     = info32->supported_extensions;
1714                         drsuapi->remote_info28.site_guid                = info32->site_guid;
1715                         drsuapi->remote_info28.pid                      = info32->pid;
1716                         drsuapi->remote_info28.repl_epoch               = info32->repl_epoch;
1717                         break;
1718                 }
1719                 case 48: {
1720                         struct drsuapi_DsBindInfo48 *info48;
1721                         info48 = &drsuapi->bind_r.out.bind_info->info.info48;
1722                         drsuapi->remote_info28.supported_extensions     = info48->supported_extensions;
1723                         drsuapi->remote_info28.site_guid                = info48->site_guid;
1724                         drsuapi->remote_info28.pid                      = info48->pid;
1725                         drsuapi->remote_info28.repl_epoch               = info48->repl_epoch;
1726                         break;
1727                 }
1728                 case 52: {
1729                         struct drsuapi_DsBindInfo52 *info52;
1730                         info52 = &drsuapi->bind_r.out.bind_info->info.info52;
1731                         drsuapi->remote_info28.supported_extensions     = info52->supported_extensions;
1732                         drsuapi->remote_info28.site_guid                = info52->site_guid;
1733                         drsuapi->remote_info28.pid                      = info52->pid;
1734                         drsuapi->remote_info28.repl_epoch               = info52->repl_epoch;
1735                         break;
1736                 }
1737                 default:
1738                         DEBUG(1, ("Warning: invalid info length in bind info: %d\n",
1739                                         drsuapi->bind_r.out.bind_info->length));
1740                         break;
1741                 }
1742         }
1743
1744         return WERR_OK;
1745 }
1746
1747 static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s);
1748
1749 static void becomeDC_drsuapi1_bind_recv(struct tevent_req *subreq)
1750 {
1751         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
1752                                           struct libnet_BecomeDC_state);
1753         struct composite_context *c = s->creq;
1754         WERROR status;
1755
1756         c->status = dcerpc_drsuapi_DsBind_r_recv(subreq, s);
1757         TALLOC_FREE(subreq);
1758         if (!composite_is_ok(c)) return;
1759
1760         status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi1);
1761         if (!W_ERROR_IS_OK(status)) {
1762                 composite_error(c, werror_to_ntstatus(status));
1763                 return;
1764         }
1765
1766         becomeDC_drsuapi1_add_entry_send(s);
1767 }
1768
1769 static void becomeDC_drsuapi1_add_entry_recv(struct tevent_req *subreq);
1770
1771 static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s)
1772 {
1773         struct composite_context *c = s->creq;
1774         struct drsuapi_DsAddEntry *r;
1775         struct drsuapi_DsReplicaObjectIdentifier *identifier;
1776         uint32_t num_attrs, i = 0;
1777         struct drsuapi_DsReplicaAttribute *attrs;
1778         enum ndr_err_code ndr_err;
1779         bool w2k3;
1780         struct tevent_req *subreq;
1781
1782         /* choose a random invocationId */
1783         s->dest_dsa.invocation_id = GUID_random();
1784
1785         /*
1786          * if the schema version indicates w2k3, then also send some w2k3
1787          * specific attributes.
1788          */
1789         if (s->forest.schema_object_version >= 30) {
1790                 w2k3 = true;
1791         } else {
1792                 w2k3 = false;
1793         }
1794
1795         r = talloc_zero(s, struct drsuapi_DsAddEntry);
1796         if (composite_nomem(r, c)) return;
1797
1798         /* setup identifier */
1799         identifier              = talloc(r, struct drsuapi_DsReplicaObjectIdentifier);
1800         if (composite_nomem(identifier, c)) return;
1801         identifier->guid        = GUID_zero();
1802         identifier->sid         = s->zero_sid;
1803         identifier->dn          = talloc_asprintf(identifier, "CN=NTDS Settings,%s",
1804                                                   s->dest_dsa.server_dn_str);
1805         if (composite_nomem(identifier->dn, c)) return;
1806
1807         /* allocate attribute array */
1808         num_attrs       = 12;
1809         attrs           = talloc_array(r, struct drsuapi_DsReplicaAttribute, num_attrs);
1810         if (composite_nomem(attrs, c)) return;
1811
1812         /* ntSecurityDescriptor */
1813         {
1814                 struct drsuapi_DsAttributeValue *vs;
1815                 DATA_BLOB *vd;
1816                 struct security_descriptor *v;
1817                 struct dom_sid *domain_admins_sid;
1818                 const char *domain_admins_sid_str;
1819
1820                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1821                 if (composite_nomem(vs, c)) return;
1822
1823                 vd = talloc_array(vs, DATA_BLOB, 1);
1824                 if (composite_nomem(vd, c)) return;
1825
1826                 domain_admins_sid = dom_sid_add_rid(vs, s->domain.sid, DOMAIN_RID_ADMINS);
1827                 if (composite_nomem(domain_admins_sid, c)) return;
1828
1829                 domain_admins_sid_str = dom_sid_string(domain_admins_sid, domain_admins_sid);
1830                 if (composite_nomem(domain_admins_sid_str, c)) return;
1831
1832                 v = security_descriptor_dacl_create(vd,
1833                                                0,
1834                                                /* owner: domain admins */
1835                                                domain_admins_sid_str,
1836                                                /* owner group: domain admins */
1837                                                domain_admins_sid_str,
1838                                                /* authenticated users */
1839                                                SID_NT_AUTHENTICATED_USERS,
1840                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1841                                                SEC_STD_READ_CONTROL |
1842                                                SEC_ADS_LIST |
1843                                                SEC_ADS_READ_PROP |
1844                                                SEC_ADS_LIST_OBJECT,
1845                                                0,
1846                                                /* domain admins */
1847                                                domain_admins_sid_str,
1848                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1849                                                SEC_STD_REQUIRED |
1850                                                SEC_ADS_CREATE_CHILD |
1851                                                SEC_ADS_LIST |
1852                                                SEC_ADS_SELF_WRITE |
1853                                                SEC_ADS_READ_PROP |
1854                                                SEC_ADS_WRITE_PROP |
1855                                                SEC_ADS_DELETE_TREE |
1856                                                SEC_ADS_LIST_OBJECT |
1857                                                SEC_ADS_CONTROL_ACCESS,
1858                                                0,
1859                                                /* system */
1860                                                SID_NT_SYSTEM,
1861                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1862                                                SEC_STD_REQUIRED |
1863                                                SEC_ADS_CREATE_CHILD |
1864                                                SEC_ADS_DELETE_CHILD |
1865                                                SEC_ADS_LIST |
1866                                                SEC_ADS_SELF_WRITE |
1867                                                SEC_ADS_READ_PROP |
1868                                                SEC_ADS_WRITE_PROP |
1869                                                SEC_ADS_DELETE_TREE |
1870                                                SEC_ADS_LIST_OBJECT |
1871                                                SEC_ADS_CONTROL_ACCESS,
1872                                                0,
1873                                                /* end */
1874                                                NULL);
1875                 if (composite_nomem(v, c)) return;
1876
1877                 ndr_err = ndr_push_struct_blob(&vd[0], vd, v,
1878                 (ndr_push_flags_fn_t)ndr_push_security_descriptor);
1879                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1880                         c->status = ndr_map_error2ntstatus(ndr_err);
1881                         if (!composite_is_ok(c)) return;
1882                 }
1883
1884                 vs[0].blob              = &vd[0];
1885
1886                 attrs[i].attid                  = DRSUAPI_ATTID_ntSecurityDescriptor;
1887                 attrs[i].value_ctr.num_values   = 1;
1888                 attrs[i].value_ctr.values       = vs;
1889
1890                 i++;
1891         }
1892
1893         /* objectClass: nTDSDSA */
1894         {
1895                 struct drsuapi_DsAttributeValue *vs;
1896                 DATA_BLOB *vd;
1897
1898                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1899                 if (composite_nomem(vs, c)) return;
1900
1901                 vd = talloc_array(vs, DATA_BLOB, 1);
1902                 if (composite_nomem(vd, c)) return;
1903
1904                 vd[0] = data_blob_talloc(vd, NULL, 4);
1905                 if (composite_nomem(vd[0].data, c)) return;
1906
1907                 /* value for nTDSDSA */
1908                 SIVAL(vd[0].data, 0, 0x0017002F);
1909
1910                 vs[0].blob              = &vd[0];
1911
1912                 attrs[i].attid                  = DRSUAPI_ATTID_objectClass;
1913                 attrs[i].value_ctr.num_values   = 1;
1914                 attrs[i].value_ctr.values       = vs;
1915
1916                 i++;
1917         }
1918
1919         /* objectCategory: CN=NTDS-DSA,CN=Schema,... or CN=NTDS-DSA-RO,CN=Schema,... */
1920         {
1921                 struct drsuapi_DsAttributeValue *vs;
1922                 DATA_BLOB *vd;
1923                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
1924
1925                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1926                 if (composite_nomem(vs, c)) return;
1927
1928                 vd = talloc_array(vs, DATA_BLOB, 1);
1929                 if (composite_nomem(vd, c)) return;
1930
1931                 v[0].guid               = GUID_zero();
1932                 v[0].sid                = s->zero_sid;
1933
1934                 if (s->rodc_join) {
1935                     v[0].dn             = talloc_asprintf(vd, "CN=NTDS-DSA-RO,%s",
1936                                                           s->forest.schema_dn_str);
1937                 } else {
1938                     v[0].dn             = talloc_asprintf(vd, "CN=NTDS-DSA,%s",
1939                                                           s->forest.schema_dn_str);
1940                 }
1941                 if (composite_nomem(v[0].dn, c)) return;
1942
1943                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
1944                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1945                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1946                         c->status = ndr_map_error2ntstatus(ndr_err);
1947                         if (!composite_is_ok(c)) return;
1948                 }
1949
1950                 vs[0].blob              = &vd[0];
1951
1952                 attrs[i].attid                  = DRSUAPI_ATTID_objectCategory;
1953                 attrs[i].value_ctr.num_values   = 1;
1954                 attrs[i].value_ctr.values       = vs;
1955
1956                 i++;
1957         }
1958
1959         /* invocationId: random guid */
1960         {
1961                 struct drsuapi_DsAttributeValue *vs;
1962                 DATA_BLOB *vd;
1963                 const struct GUID *v;
1964
1965                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1966                 if (composite_nomem(vs, c)) return;
1967
1968                 vd = talloc_array(vs, DATA_BLOB, 1);
1969                 if (composite_nomem(vd, c)) return;
1970
1971                 v = &s->dest_dsa.invocation_id;
1972
1973                 c->status = GUID_to_ndr_blob(v, vd, &vd[0]);
1974                 if (!composite_is_ok(c)) return;
1975
1976                 vs[0].blob              = &vd[0];
1977
1978                 attrs[i].attid                  = DRSUAPI_ATTID_invocationId;
1979                 attrs[i].value_ctr.num_values   = 1;
1980                 attrs[i].value_ctr.values       = vs;
1981
1982                 i++;
1983         }
1984
1985         /* hasMasterNCs: ... */
1986         {
1987                 struct drsuapi_DsAttributeValue *vs;
1988                 DATA_BLOB *vd;
1989                 struct drsuapi_DsReplicaObjectIdentifier3 v[3];
1990
1991                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
1992                 if (composite_nomem(vs, c)) return;
1993
1994                 vd = talloc_array(vs, DATA_BLOB, 3);
1995                 if (composite_nomem(vd, c)) return;
1996
1997                 v[0].guid               = GUID_zero();
1998                 v[0].sid                = s->zero_sid;
1999                 v[0].dn                 = s->forest.config_dn_str;
2000
2001                 v[1].guid               = GUID_zero();
2002                 v[1].sid                = s->zero_sid;
2003                 v[1].dn                 = s->domain.dn_str;
2004
2005                 v[2].guid               = GUID_zero();
2006                 v[2].sid                = s->zero_sid;
2007                 v[2].dn                 = s->forest.schema_dn_str;
2008
2009                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2010                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2011                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2012                         c->status = ndr_map_error2ntstatus(ndr_err);
2013                         if (!composite_is_ok(c)) return;
2014                 }
2015
2016                 ndr_err = ndr_push_struct_blob(&vd[1], vd, &v[1],
2017                 (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2018                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2019                         c->status = ndr_map_error2ntstatus(ndr_err);
2020                         if (!composite_is_ok(c)) return;
2021                 }
2022
2023                 ndr_err = ndr_push_struct_blob(&vd[2], vd, &v[2],
2024                    (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2025                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2026                         c->status = ndr_map_error2ntstatus(ndr_err);
2027                         if (!composite_is_ok(c)) return;
2028                 }
2029
2030                 vs[0].blob              = &vd[0];
2031                 vs[1].blob              = &vd[1];
2032                 vs[2].blob              = &vd[2];
2033
2034                 attrs[i].attid                  = DRSUAPI_ATTID_hasMasterNCs;
2035                 attrs[i].value_ctr.num_values   = 3;
2036                 attrs[i].value_ctr.values       = vs;
2037
2038                 i++;
2039         }
2040
2041         /* msDS-hasMasterNCs: ... */
2042         if (w2k3) {
2043                 struct drsuapi_DsAttributeValue *vs;
2044                 DATA_BLOB *vd;
2045                 struct drsuapi_DsReplicaObjectIdentifier3 v[3];
2046
2047                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
2048                 if (composite_nomem(vs, c)) return;
2049
2050                 vd = talloc_array(vs, DATA_BLOB, 3);
2051                 if (composite_nomem(vd, c)) return;
2052
2053                 v[0].guid               = GUID_zero();
2054                 v[0].sid                = s->zero_sid;
2055                 v[0].dn                 = s->forest.config_dn_str;
2056
2057                 v[1].guid               = GUID_zero();
2058                 v[1].sid                = s->zero_sid;
2059                 v[1].dn                 = s->domain.dn_str;
2060
2061                 v[2].guid               = GUID_zero();
2062                 v[2].sid                = s->zero_sid;
2063                 v[2].dn                 = s->forest.schema_dn_str;
2064
2065                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2066                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2067                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2068                         c->status = ndr_map_error2ntstatus(ndr_err);
2069                         if (!composite_is_ok(c)) return;
2070                 }
2071
2072                 ndr_err = ndr_push_struct_blob(&vd[1], vd, &v[1],
2073                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2074                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2075                         c->status = ndr_map_error2ntstatus(ndr_err);
2076                         if (!composite_is_ok(c)) return;
2077                 }
2078
2079                 ndr_err = ndr_push_struct_blob(&vd[2], vd, &v[2],
2080                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2081                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2082                         c->status = ndr_map_error2ntstatus(ndr_err);
2083                         if (!composite_is_ok(c)) return;
2084                 }
2085
2086                 vs[0].blob              = &vd[0];
2087                 vs[1].blob              = &vd[1];
2088                 vs[2].blob              = &vd[2];
2089
2090                 attrs[i].attid                  = DRSUAPI_ATTID_msDS_hasMasterNCs;
2091                 attrs[i].value_ctr.num_values   = 3;
2092                 attrs[i].value_ctr.values       = vs;
2093
2094                 i++;
2095         }
2096
2097         /* dMDLocation: CN=Schema,... */
2098         {
2099                 struct drsuapi_DsAttributeValue *vs;
2100                 DATA_BLOB *vd;
2101                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2102
2103                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2104                 if (composite_nomem(vs, c)) return;
2105
2106                 vd = talloc_array(vs, DATA_BLOB, 1);
2107                 if (composite_nomem(vd, c)) return;
2108
2109                 v[0].guid               = GUID_zero();
2110                 v[0].sid                = s->zero_sid;
2111                 v[0].dn                 = s->forest.schema_dn_str;
2112
2113                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2114                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2115                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2116                         c->status = ndr_map_error2ntstatus(ndr_err);
2117                         if (!composite_is_ok(c)) return;
2118                 }
2119
2120                 vs[0].blob              = &vd[0];
2121
2122                 attrs[i].attid                  = DRSUAPI_ATTID_dMDLocation;
2123                 attrs[i].value_ctr.num_values   = 1;
2124                 attrs[i].value_ctr.values       = vs;
2125
2126                 i++;
2127         }
2128
2129         /* msDS-HasDomainNCs: <domain_partition> */
2130         if (w2k3) {
2131                 struct drsuapi_DsAttributeValue *vs;
2132                 DATA_BLOB *vd;
2133                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2134
2135                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2136                 if (composite_nomem(vs, c)) return;
2137
2138                 vd = talloc_array(vs, DATA_BLOB, 1);
2139                 if (composite_nomem(vd, c)) return;
2140
2141                 v[0].guid               = GUID_zero();
2142                 v[0].sid                = s->zero_sid;
2143                 v[0].dn                 = s->domain.dn_str;
2144
2145                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2146                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2147                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2148                         c->status = ndr_map_error2ntstatus(ndr_err);
2149                         if (!composite_is_ok(c)) return;
2150                 }
2151
2152                 vs[0].blob              = &vd[0];
2153
2154                 attrs[i].attid                  = DRSUAPI_ATTID_msDS_HasDomainNCs;
2155                 attrs[i].value_ctr.num_values   = 1;
2156                 attrs[i].value_ctr.values       = vs;
2157
2158                 i++;
2159         }
2160
2161         /* msDS-Behavior-Version */
2162         if (w2k3) {
2163                 struct drsuapi_DsAttributeValue *vs;
2164                 DATA_BLOB *vd;
2165
2166                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2167                 if (composite_nomem(vs, c)) return;
2168
2169                 vd = talloc_array(vs, DATA_BLOB, 1);
2170                 if (composite_nomem(vd, c)) return;
2171
2172                 vd[0] = data_blob_talloc(vd, NULL, 4);
2173                 if (composite_nomem(vd[0].data, c)) return;
2174
2175                 SIVAL(vd[0].data, 0, get_dc_function_level(s->libnet->lp_ctx));
2176
2177                 vs[0].blob              = &vd[0];
2178
2179                 attrs[i].attid                  = DRSUAPI_ATTID_msDS_Behavior_Version;
2180                 attrs[i].value_ctr.num_values   = 1;
2181                 attrs[i].value_ctr.values       = vs;
2182
2183                 i++;
2184         }
2185
2186         /* systemFlags */
2187         {
2188                 struct drsuapi_DsAttributeValue *vs;
2189                 DATA_BLOB *vd;
2190
2191                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2192                 if (composite_nomem(vs, c)) return;
2193
2194                 vd = talloc_array(vs, DATA_BLOB, 1);
2195                 if (composite_nomem(vd, c)) return;
2196
2197                 vd[0] = data_blob_talloc(vd, NULL, 4);
2198                 if (composite_nomem(vd[0].data, c)) return;
2199
2200                 if (s->rodc_join) {
2201                     SIVAL(vd[0].data, 0, SYSTEM_FLAG_CONFIG_ALLOW_RENAME);
2202                 } else {
2203                     SIVAL(vd[0].data, 0, SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE);
2204                 }
2205
2206                 vs[0].blob              = &vd[0];
2207
2208                 attrs[i].attid                  = DRSUAPI_ATTID_systemFlags;
2209                 attrs[i].value_ctr.num_values   = 1;
2210                 attrs[i].value_ctr.values       = vs;
2211
2212                 i++;
2213         }
2214
2215         /* serverReference: ... */
2216         {
2217                 struct drsuapi_DsAttributeValue *vs;
2218                 DATA_BLOB *vd;
2219                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2220
2221                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2222                 if (composite_nomem(vs, c)) return;
2223
2224                 vd = talloc_array(vs, DATA_BLOB, 1);
2225                 if (composite_nomem(vd, c)) return;
2226
2227                 v[0].guid               = GUID_zero();
2228                 v[0].sid                = s->zero_sid;
2229                 v[0].dn                 = s->dest_dsa.computer_dn_str;
2230
2231                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2232                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2233                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2234                         c->status = ndr_map_error2ntstatus(ndr_err);
2235                         if (!composite_is_ok(c)) return;
2236                 }
2237
2238                 vs[0].blob              = &vd[0];
2239
2240                 attrs[i].attid                  = DRSUAPI_ATTID_serverReference;
2241                 attrs[i].value_ctr.num_values   = 1;
2242                 attrs[i].value_ctr.values       = vs;
2243
2244                 i++;
2245         }
2246
2247         /* options:... */
2248         if (s->rodc_join) {
2249                 struct drsuapi_DsAttributeValue *vs;
2250                 DATA_BLOB *vd;
2251
2252                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2253                 if (composite_nomem(vs, c)) return;
2254
2255                 vd = talloc_array(vs, DATA_BLOB, 1);
2256                 if (composite_nomem(vd, c)) return;
2257
2258                 vd[0] = data_blob_talloc(vd, NULL, 4);
2259                 if (composite_nomem(vd[0].data, c)) return;
2260
2261                 SIVAL(vd[0].data, 0, DS_NTDSDSA_OPT_DISABLE_OUTBOUND_REPL);
2262
2263                 vs[0].blob              = &vd[0];
2264
2265                 attrs[i].attid                  = DRSUAPI_ATTID_options;
2266                 attrs[i].value_ctr.num_values   = 1;
2267                 attrs[i].value_ctr.values       = vs;
2268
2269                 i++;
2270         }
2271
2272         /* truncate the attribute list to the attribute count we have filled in */
2273         num_attrs = i;
2274
2275         /* setup request structure */
2276         r->in.bind_handle                                               = &s->drsuapi1.bind_handle;
2277         r->in.level                                                     = 2;
2278         r->in.req                                                       = talloc(s, union drsuapi_DsAddEntryRequest);
2279         r->in.req->req2.first_object.next_object                        = NULL;
2280         r->in.req->req2.first_object.object.identifier                  = identifier;
2281         r->in.req->req2.first_object.object.flags                       = 0x00000000;
2282         r->in.req->req2.first_object.object.attribute_ctr.num_attributes= num_attrs;
2283         r->in.req->req2.first_object.object.attribute_ctr.attributes    = attrs;
2284
2285         r->out.level_out        = talloc(s, uint32_t);
2286         r->out.ctr              = talloc(s, union drsuapi_DsAddEntryCtr);
2287
2288         s->ndr_struct_ptr = r;
2289         subreq = dcerpc_drsuapi_DsAddEntry_r_send(s, c->event_ctx,
2290                                                   s->drsuapi1.drsuapi_handle, r);
2291         if (composite_nomem(subreq, c)) return;
2292         tevent_req_set_callback(subreq, becomeDC_drsuapi1_add_entry_recv, s);
2293 }
2294
2295 static void becomeDC_drsuapi2_connect_recv(struct composite_context *req);
2296 static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s);
2297
2298 static void becomeDC_drsuapi1_add_entry_recv(struct tevent_req *subreq)
2299 {
2300         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2301                                           struct libnet_BecomeDC_state);
2302         struct composite_context *c = s->creq;
2303         struct drsuapi_DsAddEntry *r = talloc_get_type_abort(s->ndr_struct_ptr,
2304                                        struct drsuapi_DsAddEntry);
2305         char *binding_str;
2306         uint32_t assoc_group_id;
2307
2308         s->ndr_struct_ptr = NULL;
2309
2310         c->status = dcerpc_drsuapi_DsAddEntry_r_recv(subreq, r);
2311         TALLOC_FREE(subreq);
2312         if (!composite_is_ok(c)) return;
2313
2314         if (!W_ERROR_IS_OK(r->out.result)) {
2315                 composite_error(c, werror_to_ntstatus(r->out.result));
2316                 return;
2317         }
2318
2319         if (*r->out.level_out == 3) {
2320                 WERROR status;
2321                 union drsuapi_DsAddEntry_ErrData *err_data = r->out.ctr->ctr3.err_data;
2322
2323                 /* check for errors */
2324                 status = err_data ? err_data->v1.status : WERR_OK;
2325                 if (!W_ERROR_IS_OK(status)) {
2326                         struct drsuapi_DsAddEntryErrorInfo_Attr_V1 *attr_err;
2327                         struct drsuapi_DsAddEntry_AttrErrListItem_V1 *attr_err_li;
2328                         struct drsuapi_DsAddEntryErrorInfo_Name_V1 *name_err;
2329                         struct drsuapi_DsAddEntryErrorInfo_Referr_V1 *ref_err;
2330                         struct drsuapi_DsAddEntry_RefErrListItem_V1 *ref_li;
2331
2332                         if (r->out.ctr->ctr3.err_ver != 1) {
2333                                 composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2334                                 return;
2335                         }
2336
2337                         DEBUG(0,("DsAddEntry (R3) of '%s' failed: "
2338                                  "Errors: dir_err = %d, status = %s;\n",
2339                                  r->in.req->req3.first_object.object.identifier->dn,
2340                                  err_data->v1.dir_err,
2341                                  win_errstr(err_data->v1.status)));
2342
2343                         if (!err_data->v1.info) {
2344                                 DEBUG(0, ("DsAddEntry (R3): no error info returned!\n"));
2345                                 composite_error(c, werror_to_ntstatus(status));
2346                                 return;
2347                         }
2348
2349                         /* dump more detailed error */
2350                         switch (err_data->v1.dir_err) {
2351                         case DRSUAPI_DIRERR_ATTRIBUTE:
2352                                 /* Dump attribute errors */
2353                                 attr_err = &err_data->v1.info->attr_err;
2354                                 DEBUGADD(0,(" Attribute Error: object = %s, count = %d;\n",
2355                                             attr_err->id->dn,
2356                                             attr_err->count));
2357                                 attr_err_li = &attr_err->first;
2358                                 for (; attr_err_li; attr_err_li = attr_err_li->next) {
2359                                         struct drsuapi_DsAddEntry_AttrErr_V1 *err = &attr_err_li->err_data;
2360                                         DEBUGADD(0,(" Error: err = %s, problem = 0x%08X, attid = 0x%08X;\n",
2361                                                     win_errstr(err->extended_err),
2362                                                     err->problem,
2363                                                     err->attid));
2364                                         /* TODO: should we print attribute value here? */
2365                                 }
2366                                 break;
2367                         case DRSUAPI_DIRERR_NAME:
2368                                 /* Dump Name resolution error */
2369                                 name_err = &err_data->v1.info->name_err;
2370                                 DEBUGADD(0,(" Name Error: err = %s, problem = 0x%08X, id_matched = %s;\n",
2371                                             win_errstr(name_err->extended_err),
2372                                             name_err->problem,
2373                                             name_err->id_matched->dn));
2374                                 break;
2375                         case DRSUAPI_DIRERR_REFERRAL:
2376                                 /* Dump Referral errors */
2377                                 ref_err = &err_data->v1.info->referral_err;
2378                                 DEBUGADD(0,(" Referral Error: extended_err = %s\n",
2379                                             win_errstr(ref_err->extended_err)));
2380                                 ref_li = &ref_err->refer;
2381                                 for (; ref_li; ref_li = ref_li->next) {
2382                                         struct drsuapi_DsaAddressListItem_V1 *addr;
2383                                         DEBUGADD(0,(" Referral: id_target = %s, ref_type = 0x%04X,",
2384                                                     ref_li->id_target->dn,
2385                                                     ref_li->ref_type));
2386                                         if (ref_li->is_choice_set) {
2387                                                 DEBUGADD(0,(" choice = 0x%02X, ",
2388                                                             ref_li->choice));
2389                                         }
2390                                         DEBUGADD(0,(" add_list ("));
2391                                         for (addr = ref_li->addr_list; addr; addr = addr->next) {
2392                                                 DEBUGADD(0,("%s", addr->address->string));
2393                                                 if (addr->next) {
2394                                                         DEBUGADD(0,(", "));
2395                                                 }
2396                                         }
2397                                         DEBUGADD(0,(");\n"));
2398                                 }
2399                                 break;
2400                         case DRSUAPI_DIRERR_SECURITY:
2401                                 /* Dump Security error. */
2402                                 DEBUGADD(0,(" Security Error: extended_err = %s, problem = 0x%08X\n",
2403                                             win_errstr(err_data->v1.info->security_err.extended_err),
2404                                             err_data->v1.info->security_err.problem));
2405                                 break;
2406                         case DRSUAPI_DIRERR_SERVICE:
2407                                 /* Dump Service error. */
2408                                 DEBUGADD(0,(" Service Error: extended_err = %s, problem = 0x%08X\n",
2409                                             win_errstr(err_data->v1.info->service_err.extended_err),
2410                                             err_data->v1.info->service_err.problem));
2411                                 break;
2412                         case DRSUAPI_DIRERR_UPDATE:
2413                                 /* Dump Update error. */
2414                                 DEBUGADD(0,(" Update Error: extended_err = %s, problem = 0x%08X\n",
2415                                             win_errstr(err_data->v1.info->update_err.extended_err),
2416                                             err_data->v1.info->update_err.problem));
2417                                 break;
2418                         case DRSUAPI_DIRERR_SYSTEM:
2419                                 /* System error. */
2420                                 DEBUGADD(0,(" System Error: extended_err = %s, problem = 0x%08X\n",
2421                                             win_errstr(err_data->v1.info->system_err.extended_err),
2422                                             err_data->v1.info->system_err.problem));
2423                                 break;
2424                         case DRSUAPI_DIRERR_OK: /* mute compiler warnings */
2425                         default:
2426                                 DEBUGADD(0,(" Unknown DIRERR error class returned!\n"));
2427                                 break;
2428                         }
2429
2430                         composite_error(c, werror_to_ntstatus(status));
2431                         return;
2432                 }
2433
2434                 if (1 != r->out.ctr->ctr3.count) {
2435                         DEBUG(0,("DsAddEntry - Ctr3: something very wrong had happened - "
2436                                  "method succeeded but objects returned are %d (expected 1).\n",
2437                                  r->out.ctr->ctr3.count));
2438                         composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2439                         return;
2440                 }
2441
2442                 s->dest_dsa.ntds_guid   = r->out.ctr->ctr3.objects[0].guid;
2443
2444         } else if (*r->out.level_out == 2) {
2445                 if (DRSUAPI_DIRERR_OK != r->out.ctr->ctr2.dir_err) {
2446                         DEBUG(0,("DsAddEntry failed with: dir_err = %d, extended_err = %s\n",
2447                                  r->out.ctr->ctr2.dir_err,
2448                                  win_errstr(r->out.ctr->ctr2.extended_err)));
2449                         composite_error(c, werror_to_ntstatus(r->out.ctr->ctr2.extended_err));
2450                         return;
2451                 }
2452
2453                 if (1 != r->out.ctr->ctr2.count) {
2454                         DEBUG(0,("DsAddEntry: something very wrong had happened - "
2455                                  "method succeeded but objects returned are %d (expected 1). "
2456                                  "Errors: dir_err = %d, extended_err = %s\n",
2457                                  r->out.ctr->ctr2.count,
2458                                  r->out.ctr->ctr2.dir_err,
2459                                  win_errstr(r->out.ctr->ctr2.extended_err)));
2460                         composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2461                         return;
2462                 }
2463
2464                 s->dest_dsa.ntds_guid   = r->out.ctr->ctr2.objects[0].guid;
2465         } else {
2466                 composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2467                 return;
2468         }
2469
2470         talloc_free(r);
2471
2472         s->dest_dsa.ntds_dn_str = talloc_asprintf(s, "CN=NTDS Settings,%s",
2473                                                   s->dest_dsa.server_dn_str);
2474         if (composite_nomem(s->dest_dsa.ntds_dn_str, c)) return;
2475
2476         c->status = becomeDC_prepare_db(s);
2477         if (!composite_is_ok(c)) return;
2478
2479         /* this avoids the epmapper lookup on the 2nd connection */
2480         binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
2481         if (composite_nomem(binding_str, c)) return;
2482
2483         c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi2.binding);
2484         talloc_free(binding_str);
2485         if (!composite_is_ok(c)) return;
2486
2487         if (DEBUGLEVEL >= 10) {
2488                 c->status = dcerpc_binding_set_flags(s->drsuapi2.binding,
2489                                                      DCERPC_DEBUG_PRINT_BOTH,
2490                                                      0);
2491                 if (!composite_is_ok(c)) return;
2492         }
2493
2494         /* w2k3 uses the same assoc_group_id as on the first connection, so we do */
2495         assoc_group_id = dcerpc_binding_get_assoc_group_id(s->drsuapi1.pipe->binding);
2496         c->status = dcerpc_binding_set_assoc_group_id(s->drsuapi2.binding, assoc_group_id);
2497         if (!composite_is_ok(c)) return;
2498
2499         becomeDC_drsuapi_connect_send(s, &s->drsuapi2, becomeDC_drsuapi2_connect_recv);
2500 }
2501
2502 static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s)
2503 {
2504         if (!s->callbacks.prepare_db) return NT_STATUS_OK;
2505
2506         s->_pp.domain           = &s->domain;
2507         s->_pp.forest           = &s->forest;
2508         s->_pp.source_dsa       = &s->source_dsa;
2509         s->_pp.dest_dsa         = &s->dest_dsa;
2510
2511         return s->callbacks.prepare_db(s->callbacks.private_data, &s->_pp);
2512 }
2513
2514 static void becomeDC_drsuapi2_bind_recv(struct tevent_req *subreq);
2515
2516 static void becomeDC_drsuapi2_connect_recv(struct composite_context *req)
2517 {
2518         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2519                                           struct libnet_BecomeDC_state);
2520         struct composite_context *c = s->creq;
2521
2522         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi2.pipe);
2523         if (!composite_is_ok(c)) return;
2524
2525         s->drsuapi2.drsuapi_handle = s->drsuapi2.pipe->binding_handle;
2526
2527         c->status = gensec_session_key(s->drsuapi2.pipe->conn->security_state.generic_state,
2528                                        s,
2529                                        &s->drsuapi2.gensec_skey);
2530         if (!composite_is_ok(c)) return;
2531
2532         becomeDC_drsuapi_bind_send(s, &s->drsuapi2, becomeDC_drsuapi2_bind_recv);
2533 }
2534
2535 static void becomeDC_drsuapi3_connect_recv(struct composite_context *req);
2536
2537 static void becomeDC_drsuapi2_bind_recv(struct tevent_req *subreq)
2538 {
2539         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2540                                           struct libnet_BecomeDC_state);
2541         struct composite_context *c = s->creq;
2542         char *binding_str;
2543         uint32_t assoc_group_id;
2544         WERROR status;
2545
2546         c->status = dcerpc_drsuapi_DsBind_r_recv(subreq, s);
2547         TALLOC_FREE(subreq);
2548         if (!composite_is_ok(c)) return;
2549
2550         status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi2);
2551         if (!W_ERROR_IS_OK(status)) {
2552                 composite_error(c, werror_to_ntstatus(status));
2553                 return;
2554         }
2555
2556         /* this avoids the epmapper lookup on the 3rd connection */
2557         binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
2558         if (composite_nomem(binding_str, c)) return;
2559
2560         c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi3.binding);
2561         talloc_free(binding_str);
2562         if (!composite_is_ok(c)) return;
2563
2564         if (DEBUGLEVEL >= 10) {
2565                 c->status = dcerpc_binding_set_flags(s->drsuapi3.binding,
2566                                                      DCERPC_DEBUG_PRINT_BOTH,
2567                                                      0);
2568                 if (!composite_is_ok(c)) return;
2569         }
2570
2571         /* w2k3 uses the same assoc_group_id as on the first connection, so we do */
2572         assoc_group_id = dcerpc_binding_get_assoc_group_id(s->drsuapi1.pipe->binding);
2573         c->status = dcerpc_binding_set_assoc_group_id(s->drsuapi3.binding, assoc_group_id);
2574         if (!composite_is_ok(c)) return;
2575         /* w2k3 uses the concurrent multiplex feature on the 3rd connection, so we do */
2576         c->status = dcerpc_binding_set_flags(s->drsuapi3.binding,
2577                                              DCERPC_CONCURRENT_MULTIPLEX,
2578                                              0);
2579         if (!composite_is_ok(c)) return;
2580
2581         becomeDC_drsuapi_connect_send(s, &s->drsuapi3, becomeDC_drsuapi3_connect_recv);
2582 }
2583
2584 static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s);
2585
2586 static void becomeDC_drsuapi3_connect_recv(struct composite_context *req)
2587 {
2588         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2589                                           struct libnet_BecomeDC_state);
2590         struct composite_context *c = s->creq;
2591
2592         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi3.pipe);
2593         if (!composite_is_ok(c)) return;
2594
2595         s->drsuapi3.drsuapi_handle = s->drsuapi3.pipe->binding_handle;
2596
2597         c->status = gensec_session_key(s->drsuapi3.pipe->conn->security_state.generic_state,
2598                                        s,
2599                                        &s->drsuapi3.gensec_skey);
2600         if (!composite_is_ok(c)) return;
2601
2602         becomeDC_drsuapi3_pull_schema_send(s);
2603 }
2604
2605 static void becomeDC_drsuapi_pull_partition_send(struct libnet_BecomeDC_state *s,
2606                                                  struct becomeDC_drsuapi *drsuapi_h,
2607                                                  struct becomeDC_drsuapi *drsuapi_p,
2608                                                  struct libnet_BecomeDC_Partition *partition,
2609                                                  void (*recv_fn)(struct tevent_req *subreq))
2610 {
2611         struct composite_context *c = s->creq;
2612         struct drsuapi_DsGetNCChanges *r;
2613         struct tevent_req *subreq;
2614
2615         r = talloc(s, struct drsuapi_DsGetNCChanges);
2616         if (composite_nomem(r, c)) return;
2617
2618         r->out.level_out = talloc(r, uint32_t);
2619         if (composite_nomem(r->out.level_out, c)) return;
2620         r->in.req = talloc(r, union drsuapi_DsGetNCChangesRequest);
2621         if (composite_nomem(r->in.req, c)) return;
2622         r->out.ctr = talloc(r, union drsuapi_DsGetNCChangesCtr);
2623         if (composite_nomem(r->out.ctr, c)) return;
2624
2625         r->in.bind_handle       = &drsuapi_h->bind_handle;
2626         if (drsuapi_h->remote_info28.supported_extensions & DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8) {
2627                 r->in.level                             = 8;
2628                 r->in.req->req8.destination_dsa_guid    = partition->destination_dsa_guid;
2629                 r->in.req->req8.source_dsa_invocation_id= partition->source_dsa_invocation_id;
2630                 r->in.req->req8.naming_context          = &partition->nc;
2631                 r->in.req->req8.highwatermark           = partition->highwatermark;
2632                 r->in.req->req8.uptodateness_vector     = NULL;
2633                 r->in.req->req8.replica_flags           = partition->replica_flags;
2634                 r->in.req->req8.max_object_count        = 133;
2635                 r->in.req->req8.max_ndr_size            = 1336811;
2636                 r->in.req->req8.extended_op             = DRSUAPI_EXOP_NONE;
2637                 r->in.req->req8.fsmo_info               = 0;
2638                 r->in.req->req8.partial_attribute_set   = NULL;
2639                 r->in.req->req8.partial_attribute_set_ex= NULL;
2640                 r->in.req->req8.mapping_ctr.num_mappings= 0;
2641                 r->in.req->req8.mapping_ctr.mappings    = NULL;
2642         } else {
2643                 r->in.level                             = 5;
2644                 r->in.req->req5.destination_dsa_guid    = partition->destination_dsa_guid;
2645                 r->in.req->req5.source_dsa_invocation_id= partition->source_dsa_invocation_id;
2646                 r->in.req->req5.naming_context          = &partition->nc;
2647                 r->in.req->req5.highwatermark           = partition->highwatermark;
2648                 r->in.req->req5.uptodateness_vector     = NULL;
2649                 r->in.req->req5.replica_flags           = partition->replica_flags;
2650                 r->in.req->req5.max_object_count        = 133;
2651                 r->in.req->req5.max_ndr_size            = 1336770;
2652                 r->in.req->req5.extended_op             = DRSUAPI_EXOP_NONE;
2653                 r->in.req->req5.fsmo_info               = 0;
2654         }
2655
2656         /*
2657          * we should try to use the drsuapi_p->pipe here, as w2k3 does
2658          * but it seems that some extra flags in the DCERPC Bind call
2659          * are needed for it. Or the same KRB5 TGS is needed on both
2660          * connections.
2661          */
2662         s->ndr_struct_ptr = r;
2663         subreq = dcerpc_drsuapi_DsGetNCChanges_r_send(s, c->event_ctx,
2664                                                       drsuapi_p->drsuapi_handle,
2665                                                       r);
2666         if (composite_nomem(subreq, c)) return;
2667         tevent_req_set_callback(subreq, recv_fn, s);
2668 }
2669
2670 static WERROR becomeDC_drsuapi_pull_partition_recv(struct libnet_BecomeDC_state *s,
2671                                                    struct becomeDC_drsuapi *drsuapi_h,
2672                                                    struct becomeDC_drsuapi *drsuapi_p,
2673                                                    struct libnet_BecomeDC_Partition *partition,
2674                                                    struct drsuapi_DsGetNCChanges *r)
2675 {
2676         uint32_t req_level = r->in.level;
2677         struct drsuapi_DsGetNCChangesRequest5 *req5 = NULL;
2678         struct drsuapi_DsGetNCChangesRequest8 *req8 = NULL;
2679         struct drsuapi_DsGetNCChangesRequest10 *req10 = NULL;
2680         uint32_t ctr_level = 0;
2681         struct drsuapi_DsGetNCChangesCtr1 *ctr1 = NULL;
2682         struct drsuapi_DsGetNCChangesCtr6 *ctr6 = NULL;
2683         struct GUID *source_dsa_guid = NULL;
2684         struct GUID *source_dsa_invocation_id = NULL;
2685         struct drsuapi_DsReplicaHighWaterMark *new_highwatermark = NULL;
2686         bool more_data = false;
2687         WERROR werr;
2688
2689         if (!W_ERROR_IS_OK(r->out.result)) {
2690                 return r->out.result;
2691         }
2692
2693         switch (r->in.level) {
2694         case 0:
2695                 /* none */
2696                 break;
2697         case 5:
2698                 req5 = &r->in.req->req5;
2699                 break;
2700         case 8:
2701                 req8 = &r->in.req->req8;
2702                 break;
2703         case 10:
2704                 req10 = &r->in.req->req10;
2705                 break;
2706         default:
2707                 return WERR_INVALID_PARAMETER;
2708         }
2709
2710         if (*r->out.level_out == 1) {
2711                 ctr_level = 1;
2712                 ctr1 = &r->out.ctr->ctr1;
2713         } else if (*r->out.level_out == 2 &&
2714                    r->out.ctr->ctr2.mszip1.ts) {
2715                 ctr_level = 1;
2716                 ctr1 = &r->out.ctr->ctr2.mszip1.ts->ctr1;
2717         } else if (*r->out.level_out == 6) {
2718                 ctr_level = 6;
2719                 ctr6 = &r->out.ctr->ctr6;
2720         } else if (*r->out.level_out == 7 &&
2721                    r->out.ctr->ctr7.level == 6 &&
2722                    r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_MSZIP &&
2723                    r->out.ctr->ctr7.ctr.mszip6.ts) {
2724                 ctr_level = 6;
2725                 ctr6 = &r->out.ctr->ctr7.ctr.mszip6.ts->ctr6;
2726         } else if (*r->out.level_out == 7 &&
2727                    r->out.ctr->ctr7.level == 6 &&
2728                    r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_WIN2K3_LZ77_DIRECT2 &&
2729                    r->out.ctr->ctr7.ctr.xpress6.ts) {
2730                 ctr_level = 6;
2731                 ctr6 = &r->out.ctr->ctr7.ctr.xpress6.ts->ctr6;
2732         } else {
2733                 return WERR_BAD_NET_RESP;
2734         }
2735
2736         if (!ctr1 && ! ctr6) {
2737                 return WERR_BAD_NET_RESP;
2738         }
2739
2740         if (ctr_level == 6) {
2741                 if (!W_ERROR_IS_OK(ctr6->drs_error)) {
2742                         return ctr6->drs_error;
2743                 }
2744         }
2745
2746         switch (ctr_level) {
2747         case 1:
2748                 source_dsa_guid                 = &ctr1->source_dsa_guid;
2749                 source_dsa_invocation_id        = &ctr1->source_dsa_invocation_id;
2750                 new_highwatermark               = &ctr1->new_highwatermark;
2751                 more_data                       = ctr1->more_data;
2752                 break;
2753         case 6:
2754                 source_dsa_guid                 = &ctr6->source_dsa_guid;
2755                 source_dsa_invocation_id        = &ctr6->source_dsa_invocation_id;
2756                 new_highwatermark               = &ctr6->new_highwatermark;
2757                 more_data                       = ctr6->more_data;
2758                 break;
2759         }
2760
2761         partition->highwatermark                = *new_highwatermark;
2762         partition->source_dsa_guid              = *source_dsa_guid;
2763         partition->source_dsa_invocation_id     = *source_dsa_invocation_id;
2764         partition->more_data                    = more_data;
2765
2766         if (!partition->store_chunk) return WERR_OK;
2767
2768         s->_sc.domain           = &s->domain;
2769         s->_sc.forest           = &s->forest;
2770         s->_sc.source_dsa       = &s->source_dsa;
2771         s->_sc.dest_dsa         = &s->dest_dsa;
2772         s->_sc.partition        = partition;
2773         s->_sc.req_level        = req_level;
2774         s->_sc.req5             = req5;
2775         s->_sc.req8             = req8;
2776         s->_sc.req10            = req10;
2777         s->_sc.ctr_level        = ctr_level;
2778         s->_sc.ctr1             = ctr1;
2779         s->_sc.ctr6             = ctr6;
2780         /*
2781          * we need to use the drsuapi_p->gensec_skey here,
2782          * when we use drsuapi_p->pipe in the for this request
2783          */
2784         s->_sc.gensec_skey      = &drsuapi_p->gensec_skey;
2785
2786         werr = partition->store_chunk(s->callbacks.private_data, &s->_sc);
2787         if (!W_ERROR_IS_OK(werr)) {
2788                 return werr;
2789         }
2790
2791         return WERR_OK;
2792 }
2793
2794 static void becomeDC_drsuapi3_pull_schema_recv(struct tevent_req *subreq);
2795
2796 static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s)
2797 {
2798         s->schema_part.nc.guid  = GUID_zero();
2799         s->schema_part.nc.sid   = s->zero_sid;
2800         s->schema_part.nc.dn    = s->forest.schema_dn_str;
2801
2802         s->schema_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2803
2804         s->schema_part.replica_flags    = DRSUAPI_DRS_WRIT_REP
2805                                         | DRSUAPI_DRS_INIT_SYNC
2806                                         | DRSUAPI_DRS_PER_SYNC
2807                                         | DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
2808                                         | DRSUAPI_DRS_NEVER_SYNCED
2809                                         | DRSUAPI_DRS_USE_COMPRESSION
2810                                         | DRSUAPI_DRS_GET_ANC;
2811         if (s->rodc_join) {
2812             s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
2813         }
2814
2815         s->schema_part.store_chunk      = s->callbacks.schema_chunk;
2816
2817         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
2818                                              becomeDC_drsuapi3_pull_schema_recv);
2819 }
2820
2821 static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s);
2822
2823 static void becomeDC_drsuapi3_pull_schema_recv(struct tevent_req *subreq)
2824 {
2825         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2826                                           struct libnet_BecomeDC_state);
2827         struct composite_context *c = s->creq;
2828         struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
2829                                            struct drsuapi_DsGetNCChanges);
2830         WERROR status;
2831
2832         s->ndr_struct_ptr = NULL;
2833
2834         c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
2835         TALLOC_FREE(subreq);
2836         if (!composite_is_ok(c)) return;
2837
2838         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part, r);
2839         if (!W_ERROR_IS_OK(status)) {
2840                 composite_error(c, werror_to_ntstatus(status));
2841                 return;
2842         }
2843
2844         talloc_free(r);
2845
2846         if (s->schema_part.more_data) {
2847                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
2848                                                      becomeDC_drsuapi3_pull_schema_recv);
2849                 return;
2850         }
2851
2852         becomeDC_drsuapi3_pull_config_send(s);
2853 }
2854
2855 static void becomeDC_drsuapi3_pull_config_recv(struct tevent_req *subreq);
2856
2857 static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s)
2858 {
2859         s->config_part.nc.guid  = GUID_zero();
2860         s->config_part.nc.sid   = s->zero_sid;
2861         s->config_part.nc.dn    = s->forest.config_dn_str;
2862
2863         s->config_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2864
2865         s->config_part.replica_flags    = DRSUAPI_DRS_WRIT_REP
2866                                         | DRSUAPI_DRS_INIT_SYNC
2867                                         | DRSUAPI_DRS_PER_SYNC
2868                                         | DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
2869                                         | DRSUAPI_DRS_NEVER_SYNCED
2870                                         | DRSUAPI_DRS_USE_COMPRESSION
2871                                         | DRSUAPI_DRS_GET_ANC;
2872         if (s->rodc_join) {
2873             s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
2874         }
2875
2876         s->config_part.store_chunk      = s->callbacks.config_chunk;
2877
2878         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
2879                                              becomeDC_drsuapi3_pull_config_recv);
2880 }
2881
2882 static void becomeDC_drsuapi3_pull_config_recv(struct tevent_req *subreq)
2883 {
2884         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2885                                           struct libnet_BecomeDC_state);
2886         struct composite_context *c = s->creq;
2887         struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
2888                                            struct drsuapi_DsGetNCChanges);
2889         WERROR status;
2890
2891         s->ndr_struct_ptr = NULL;
2892
2893         c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
2894         TALLOC_FREE(subreq);
2895         if (!composite_is_ok(c)) return;
2896
2897         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->config_part, r);
2898         if (!W_ERROR_IS_OK(status)) {
2899                 composite_error(c, werror_to_ntstatus(status));
2900                 return;
2901         }
2902
2903         talloc_free(r);
2904
2905         if (s->config_part.more_data) {
2906                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
2907                                                      becomeDC_drsuapi3_pull_config_recv);
2908                 return;
2909         }
2910
2911         becomeDC_connect_ldap2(s);
2912 }
2913
2914 static void becomeDC_drsuapi3_pull_domain_recv(struct tevent_req *subreq);
2915
2916 static void becomeDC_drsuapi3_pull_domain_send(struct libnet_BecomeDC_state *s)
2917 {
2918         s->domain_part.nc.guid  = GUID_zero();
2919         s->domain_part.nc.sid   = s->zero_sid;
2920         s->domain_part.nc.dn    = s->domain.dn_str;
2921
2922         s->domain_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2923
2924         s->domain_part.replica_flags    = DRSUAPI_DRS_WRIT_REP
2925                                         | DRSUAPI_DRS_INIT_SYNC
2926                                         | DRSUAPI_DRS_PER_SYNC
2927                                         | DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
2928                                         | DRSUAPI_DRS_NEVER_SYNCED
2929                                         | DRSUAPI_DRS_USE_COMPRESSION
2930                                         | DRSUAPI_DRS_GET_ANC;
2931         if (s->critical_only) {
2932                 s->domain_part.replica_flags |= DRSUAPI_DRS_CRITICAL_ONLY;
2933         }
2934         if (s->rodc_join) {
2935             s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
2936         }
2937
2938         s->domain_part.store_chunk      = s->callbacks.domain_chunk;
2939
2940         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2941                                              becomeDC_drsuapi3_pull_domain_recv);
2942 }
2943
2944 static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
2945                                               struct becomeDC_drsuapi *drsuapi,
2946                                               struct libnet_BecomeDC_Partition *partition,
2947                                               void (*recv_fn)(struct tevent_req *subreq));
2948 static void becomeDC_drsuapi2_update_refs_schema_recv(struct tevent_req *subreq);
2949
2950 static void becomeDC_drsuapi3_pull_domain_recv(struct tevent_req *subreq)
2951 {
2952         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2953                                           struct libnet_BecomeDC_state);
2954         struct composite_context *c = s->creq;
2955         struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
2956                                            struct drsuapi_DsGetNCChanges);
2957         WERROR status;
2958
2959         s->ndr_struct_ptr = NULL;
2960
2961         c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
2962         TALLOC_FREE(subreq);
2963         if (!composite_is_ok(c)) return;
2964
2965         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part, r);
2966         if (!W_ERROR_IS_OK(status)) {
2967                 composite_error(c, werror_to_ntstatus(status));
2968                 return;
2969         }
2970
2971         talloc_free(r);
2972
2973         if (s->domain_part.more_data) {
2974                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2975                                                      becomeDC_drsuapi3_pull_domain_recv);
2976                 return;
2977         }
2978
2979         if (s->critical_only) {
2980                 /* Remove the critical and ANC */
2981                 s->domain_part.replica_flags ^= DRSUAPI_DRS_CRITICAL_ONLY | DRSUAPI_DRS_GET_ANC;
2982                 s->critical_only = false;
2983                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2984                                                      becomeDC_drsuapi3_pull_domain_recv);
2985                 return;
2986         }
2987         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->schema_part,
2988                                           becomeDC_drsuapi2_update_refs_schema_recv);
2989 }
2990
2991 static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
2992                                               struct becomeDC_drsuapi *drsuapi,
2993                                               struct libnet_BecomeDC_Partition *partition,
2994                                               void (*recv_fn)(struct tevent_req *subreq))
2995 {
2996         struct composite_context *c = s->creq;
2997         struct drsuapi_DsReplicaUpdateRefs *r;
2998         const char *ntds_guid_str;
2999         const char *ntds_dns_name;
3000         struct tevent_req *subreq;
3001
3002         r = talloc(s, struct drsuapi_DsReplicaUpdateRefs);
3003         if (composite_nomem(r, c)) return;
3004
3005         ntds_guid_str = GUID_string(r, &s->dest_dsa.ntds_guid);
3006         if (composite_nomem(ntds_guid_str, c)) return;
3007
3008         ntds_dns_name = talloc_asprintf(r, "%s._msdcs.%s",
3009                                         ntds_guid_str,
3010                                         s->forest.dns_name);
3011         if (composite_nomem(ntds_dns_name, c)) return;
3012
3013         r->in.bind_handle               = &drsuapi->bind_handle;
3014         r->in.level                     = 1;
3015         r->in.req.req1.naming_context   = &partition->nc;
3016         r->in.req.req1.dest_dsa_dns_name= ntds_dns_name;
3017         r->in.req.req1.dest_dsa_guid    = s->dest_dsa.ntds_guid;
3018         r->in.req.req1.options          = DRSUAPI_DRS_ADD_REF | DRSUAPI_DRS_DEL_REF;
3019
3020         /* I think this is how we mark ourselves as a RODC */
3021         if (!lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "repl", "RODC", false)) {
3022                 r->in.req.req1.options |= DRSUAPI_DRS_WRIT_REP;
3023         }
3024
3025         s->ndr_struct_ptr = r;
3026         subreq = dcerpc_drsuapi_DsReplicaUpdateRefs_r_send(s, c->event_ctx,
3027                                                            drsuapi->drsuapi_handle,
3028                                                            r);
3029         if (composite_nomem(subreq, c)) return;
3030         tevent_req_set_callback(subreq, recv_fn, s);
3031 }
3032
3033 static void becomeDC_drsuapi2_update_refs_config_recv(struct tevent_req *subreq);
3034
3035 static void becomeDC_drsuapi2_update_refs_schema_recv(struct tevent_req *subreq)
3036 {
3037         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
3038                                           struct libnet_BecomeDC_state);
3039         struct composite_context *c = s->creq;
3040         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type_abort(s->ndr_struct_ptr,
3041                                            struct drsuapi_DsReplicaUpdateRefs);
3042
3043         s->ndr_struct_ptr = NULL;
3044
3045         c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
3046         TALLOC_FREE(subreq);
3047         if (!composite_is_ok(c)) return;
3048
3049         if (!W_ERROR_IS_OK(r->out.result)) {
3050                 composite_error(c, werror_to_ntstatus(r->out.result));
3051                 return;
3052         }
3053
3054         talloc_free(r);
3055
3056         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->config_part,
3057                                           becomeDC_drsuapi2_update_refs_config_recv);
3058 }
3059
3060 static void becomeDC_drsuapi2_update_refs_domain_recv(struct tevent_req *subreq);
3061
3062 static void becomeDC_drsuapi2_update_refs_config_recv(struct tevent_req *subreq)
3063 {
3064         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
3065                                           struct libnet_BecomeDC_state);
3066         struct composite_context *c = s->creq;
3067         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(s->ndr_struct_ptr,
3068                                            struct drsuapi_DsReplicaUpdateRefs);
3069
3070         s->ndr_struct_ptr = NULL;
3071
3072         c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
3073         TALLOC_FREE(subreq);
3074         if (!composite_is_ok(c)) return;
3075
3076         if (!W_ERROR_IS_OK(r->out.result)) {
3077                 composite_error(c, werror_to_ntstatus(r->out.result));
3078                 return;
3079         }
3080
3081         talloc_free(r);
3082
3083         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->domain_part,
3084                                           becomeDC_drsuapi2_update_refs_domain_recv);
3085 }
3086
3087 static void becomeDC_drsuapi2_update_refs_domain_recv(struct tevent_req *subreq)
3088 {
3089         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
3090                                           struct libnet_BecomeDC_state);
3091         struct composite_context *c = s->creq;
3092         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(s->ndr_struct_ptr,
3093                                            struct drsuapi_DsReplicaUpdateRefs);
3094
3095         s->ndr_struct_ptr = NULL;
3096
3097         c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
3098         TALLOC_FREE(subreq);
3099         if (!composite_is_ok(c)) return;
3100
3101         if (!W_ERROR_IS_OK(r->out.result)) {
3102                 composite_error(c, werror_to_ntstatus(r->out.result));
3103                 return;
3104         }
3105
3106         talloc_free(r);
3107
3108         /* TODO: use DDNS updates and register dns names */
3109         composite_done(c);
3110 }
3111
3112 static NTSTATUS becomeDC_ldap2_modify_computer(struct libnet_BecomeDC_state *s)
3113 {
3114         int ret;
3115         struct ldb_message *msg;
3116         unsigned int i;
3117         uint32_t user_account_control = UF_SERVER_TRUST_ACCOUNT |
3118                                         UF_TRUSTED_FOR_DELEGATION;
3119
3120         /* as the value is already as we want it to be, we're done */
3121         if (s->dest_dsa.user_account_control == user_account_control) {
3122                 return NT_STATUS_OK;
3123         }
3124
3125         /* make a 'modify' msg, and only for serverReference */
3126         msg = ldb_msg_new(s);
3127         NT_STATUS_HAVE_NO_MEMORY(msg);
3128         msg->dn = ldb_dn_new(msg, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
3129         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
3130
3131         ret = samdb_msg_add_uint(s->ldap2.ldb, msg, msg, "userAccountControl",
3132                                  user_account_control);
3133         if (ret != LDB_SUCCESS) {
3134                 talloc_free(msg);
3135                 return NT_STATUS_NO_MEMORY;
3136         }
3137
3138         /* mark all the message elements (should be just one)
3139            as LDB_FLAG_MOD_REPLACE */
3140         for (i=0;i<msg->num_elements;i++) {
3141                 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
3142         }
3143
3144         ret = ldb_modify(s->ldap2.ldb, msg);
3145         talloc_free(msg);
3146         if (ret != LDB_SUCCESS) {
3147                 return NT_STATUS_LDAP(ret);
3148         }
3149
3150         s->dest_dsa.user_account_control = user_account_control;
3151
3152         return NT_STATUS_OK;
3153 }
3154
3155 static NTSTATUS becomeDC_ldap2_move_computer(struct libnet_BecomeDC_state *s)
3156 {
3157         int ret;
3158         struct ldb_dn *old_dn;
3159         struct ldb_dn *new_dn;
3160
3161         ret = dsdb_wellknown_dn(s->ldap2.ldb, s,
3162                                 ldb_get_default_basedn(s->ldap2.ldb),
3163                                 DS_GUID_DOMAIN_CONTROLLERS_CONTAINER,
3164                                 &new_dn);
3165         if (ret != LDB_SUCCESS) {
3166                 return NT_STATUS_LDAP(ret);
3167         }
3168
3169         if (!ldb_dn_add_child_fmt(new_dn, "CN=%s", s->dest_dsa.netbios_name)) {
3170                 talloc_free(new_dn);
3171                 return NT_STATUS_NO_MEMORY;
3172         }
3173
3174         old_dn = ldb_dn_new(new_dn, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
3175         NT_STATUS_HAVE_NO_MEMORY(old_dn);
3176
3177         if (ldb_dn_compare(old_dn, new_dn) == 0) {
3178                 /* we don't need to rename if the old and new dn match */
3179                 talloc_free(new_dn);
3180                 return NT_STATUS_OK;
3181         }
3182
3183         ret = ldb_rename(s->ldap2.ldb, old_dn, new_dn);
3184         if (ret != LDB_SUCCESS) {
3185                 talloc_free(new_dn);
3186                 return NT_STATUS_LDAP(ret);
3187         }
3188
3189         s->dest_dsa.computer_dn_str = ldb_dn_alloc_linearized(s, new_dn);
3190         NT_STATUS_HAVE_NO_MEMORY(s->dest_dsa.computer_dn_str);
3191
3192         talloc_free(new_dn);
3193
3194         return NT_STATUS_OK;
3195 }
3196
3197 static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s)
3198 {
3199         struct composite_context *c = s->creq;
3200
3201         c->status = becomeDC_ldap_connect(s, &s->ldap2);
3202         if (!composite_is_ok(c)) return;
3203
3204         c->status = becomeDC_ldap2_modify_computer(s);
3205         if (!composite_is_ok(c)) return;
3206
3207         c->status = becomeDC_ldap2_move_computer(s);
3208         if (!composite_is_ok(c)) return;
3209
3210         s->critical_only = true;
3211         becomeDC_drsuapi3_pull_domain_send(s);
3212 }
3213
3214 struct composite_context *libnet_BecomeDC_send(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3215 {
3216         struct composite_context *c;
3217         struct libnet_BecomeDC_state *s;
3218         char *tmp_name;
3219
3220         c = composite_create(mem_ctx, ctx->event_ctx);
3221         if (c == NULL) return NULL;
3222
3223         s = talloc_zero(c, struct libnet_BecomeDC_state);
3224         if (composite_nomem(s, c)) return c;
3225         c->private_data = s;
3226         s->creq         = c;
3227         s->libnet       = ctx;
3228
3229         /* Domain input */
3230         s->domain.dns_name      = talloc_strdup(s, r->in.domain_dns_name);
3231         if (composite_nomem(s->domain.dns_name, c)) return c;
3232         s->domain.netbios_name  = talloc_strdup(s, r->in.domain_netbios_name);
3233         if (composite_nomem(s->domain.netbios_name, c)) return c;
3234         s->domain.sid           = dom_sid_dup(s, r->in.domain_sid);
3235         if (composite_nomem(s->domain.sid, c)) return c;
3236
3237         /* Source DSA input */
3238         s->source_dsa.address   = talloc_strdup(s, r->in.source_dsa_address);
3239         if (composite_nomem(s->source_dsa.address, c)) return c;
3240
3241         /* Destination DSA input */
3242         s->dest_dsa.netbios_name= talloc_strdup(s, r->in.dest_dsa_netbios_name);
3243         if (composite_nomem(s->dest_dsa.netbios_name, c)) return c;
3244
3245         /* Destination DSA dns_name construction */
3246         tmp_name        = strlower_talloc(s, s->dest_dsa.netbios_name);
3247         if (composite_nomem(tmp_name, c)) return c;
3248         tmp_name        = talloc_asprintf_append_buffer(tmp_name, ".%s",s->domain.dns_name);
3249         if (composite_nomem(tmp_name, c)) return c;
3250         s->dest_dsa.dns_name    = tmp_name;
3251
3252         /* Callback function pointers */
3253         s->callbacks = r->in.callbacks;
3254
3255         /* RODC join*/
3256         s->rodc_join = r->in.rodc_join;
3257
3258         becomeDC_send_cldap(s);
3259         return c;
3260 }
3261
3262 NTSTATUS libnet_BecomeDC_recv(struct composite_context *c, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3263 {
3264         NTSTATUS status;
3265
3266         status = composite_wait(c);
3267
3268         ZERO_STRUCT(r->out);
3269
3270         talloc_free(c);
3271         return status;
3272 }
3273
3274 NTSTATUS libnet_BecomeDC(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3275 {
3276         NTSTATUS status;
3277         struct composite_context *c;
3278         c = libnet_BecomeDC_send(ctx, mem_ctx, r);
3279         status = libnet_BecomeDC_recv(c, mem_ctx, r);
3280         return status;
3281 }