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  *              highestCommitedUSN:     ...
  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  *              isSyncronized:          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  *              userAccoountControl:    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  *              userAccoountControl:    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  *              userAccoountControl:    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  *      userAccoountControl:    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                 return NT_STATUS_LDAP(ret);
1051         }
1052
1053         ret = samdb_reference_dn(s->ldap1.ldb, s, basedn, "fSMORoleOwner", &ntds_dn);
1054         if (ret != LDB_SUCCESS) {
1055                 talloc_free(basedn);
1056                 return NT_STATUS_LDAP(ret);
1057         }
1058
1059         s->infrastructure_fsmo.ntds_dn_str = ldb_dn_get_linearized(ntds_dn);
1060         NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.ntds_dn_str);
1061
1062         server_dn = ldb_dn_get_parent(s, ntds_dn);
1063         NT_STATUS_HAVE_NO_MEMORY(server_dn);
1064
1065         s->infrastructure_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
1066         NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.server_dn_str);
1067
1068         ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
1069                          dns_attrs, "(objectClass=*)");
1070         if (ret != LDB_SUCCESS) {
1071                 return NT_STATUS_LDAP(ret);
1072         } else if (r->count != 1) {
1073                 talloc_free(r);
1074                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1075         }
1076
1077         s->infrastructure_fsmo.dns_name = ldb_msg_find_attr_as_string(r->msgs[0], "dnsHostName", NULL);
1078         if (!s->infrastructure_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1079         talloc_steal(s, s->infrastructure_fsmo.dns_name);
1080
1081         talloc_free(r);
1082
1083         ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
1084                          guid_attrs, "(objectClass=*)");
1085         if (ret != LDB_SUCCESS) {
1086                 return NT_STATUS_LDAP(ret);
1087         } else if (r->count != 1) {
1088                 talloc_free(r);
1089                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1090         }
1091
1092         s->infrastructure_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1093
1094         talloc_free(r);
1095
1096         return NT_STATUS_OK;
1097 }
1098
1099 static NTSTATUS becomeDC_ldap1_rid_manager_fsmo(struct libnet_BecomeDC_state *s)
1100 {
1101         int ret;
1102         struct ldb_result *r;
1103         struct ldb_dn *basedn;
1104         const char *reference_dn_str;
1105         struct ldb_dn *ntds_dn;
1106         struct ldb_dn *server_dn;
1107         static const char *rid_attrs[] = {
1108                 "rIDManagerReference",
1109                 NULL
1110         };
1111         static const char *fsmo_attrs[] = {
1112                 "fSMORoleOwner",
1113                 NULL
1114         };
1115         static const char *dns_attrs[] = {
1116                 "dnsHostName",
1117                 NULL
1118         };
1119         static const char *guid_attrs[] = {
1120                 "objectGUID",
1121                 NULL
1122         };
1123
1124         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
1125         NT_STATUS_HAVE_NO_MEMORY(basedn);
1126
1127         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1128                          rid_attrs, "(objectClass=*)");
1129         talloc_free(basedn);
1130         if (ret != LDB_SUCCESS) {
1131                 return NT_STATUS_LDAP(ret);
1132         } else if (r->count != 1) {
1133                 talloc_free(r);
1134                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1135         }
1136
1137         reference_dn_str        = ldb_msg_find_attr_as_string(r->msgs[0], "rIDManagerReference", NULL);
1138         if (!reference_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1139
1140         basedn = ldb_dn_new(s, s->ldap1.ldb, reference_dn_str);
1141         NT_STATUS_HAVE_NO_MEMORY(basedn);
1142
1143         talloc_free(r);
1144
1145         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1146                          fsmo_attrs, "(objectClass=*)");
1147         talloc_free(basedn);
1148         if (ret != LDB_SUCCESS) {
1149                 return NT_STATUS_LDAP(ret);
1150         } else if (r->count != 1) {
1151                 talloc_free(r);
1152                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1153         }
1154
1155         s->rid_manager_fsmo.ntds_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "fSMORoleOwner", NULL);
1156         if (!s->rid_manager_fsmo.ntds_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1157         talloc_steal(s, s->rid_manager_fsmo.ntds_dn_str);
1158
1159         talloc_free(r);
1160
1161         ntds_dn = ldb_dn_new(s, s->ldap1.ldb, s->rid_manager_fsmo.ntds_dn_str);
1162         NT_STATUS_HAVE_NO_MEMORY(ntds_dn);
1163
1164         server_dn = ldb_dn_get_parent(s, ntds_dn);
1165         NT_STATUS_HAVE_NO_MEMORY(server_dn);
1166
1167         s->rid_manager_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
1168         NT_STATUS_HAVE_NO_MEMORY(s->rid_manager_fsmo.server_dn_str);
1169
1170         ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
1171                          dns_attrs, "(objectClass=*)");
1172         if (ret != LDB_SUCCESS) {
1173                 return NT_STATUS_LDAP(ret);
1174         } else if (r->count != 1) {
1175                 talloc_free(r);
1176                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1177         }
1178
1179         s->rid_manager_fsmo.dns_name    = ldb_msg_find_attr_as_string(r->msgs[0], "dnsHostName", NULL);
1180         if (!s->rid_manager_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1181         talloc_steal(s, s->rid_manager_fsmo.dns_name);
1182
1183         talloc_free(r);
1184
1185         ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
1186                          guid_attrs, "(objectClass=*)");
1187         if (ret != LDB_SUCCESS) {
1188                 return NT_STATUS_LDAP(ret);
1189         } else if (r->count != 1) {
1190                 talloc_free(r);
1191                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1192         }
1193
1194         s->rid_manager_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1195
1196         talloc_free(r);
1197
1198         return NT_STATUS_OK;
1199 }
1200
1201 static NTSTATUS becomeDC_ldap1_site_object(struct libnet_BecomeDC_state *s)
1202 {
1203         int ret;
1204         struct ldb_result *r;
1205         struct ldb_dn *basedn;
1206
1207         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Sites,%s",
1208                                 s->dest_dsa.site_name,
1209                                 s->forest.config_dn_str);
1210         NT_STATUS_HAVE_NO_MEMORY(basedn);
1211
1212         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1213                          NULL, "(objectClass=*)");
1214         talloc_free(basedn);
1215         if (ret != LDB_SUCCESS) {
1216                 return NT_STATUS_LDAP(ret);
1217         } else if (r->count != 1) {
1218                 talloc_free(r);
1219                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1220         }
1221
1222         s->dest_dsa.site_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1223
1224         talloc_free(r);
1225         return NT_STATUS_OK;
1226 }
1227
1228 static NTSTATUS becomeDC_check_options(struct libnet_BecomeDC_state *s)
1229 {
1230         if (!s->callbacks.check_options) return NT_STATUS_OK;
1231
1232         s->_co.domain           = &s->domain;
1233         s->_co.forest           = &s->forest;
1234         s->_co.source_dsa       = &s->source_dsa;
1235
1236         return s->callbacks.check_options(s->callbacks.private_data, &s->_co);
1237 }
1238
1239 static NTSTATUS becomeDC_ldap1_computer_object(struct libnet_BecomeDC_state *s)
1240 {
1241         int ret;
1242         struct ldb_result *r;
1243         struct ldb_dn *basedn;
1244         static const char *attrs[] = {
1245                 "distinguishedName",
1246                 "userAccountControl",
1247                 NULL
1248         };
1249
1250         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
1251         NT_STATUS_HAVE_NO_MEMORY(basedn);
1252
1253         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_SUBTREE, attrs,
1254                          "(&(|(objectClass=user)(objectClass=computer))(sAMAccountName=%s$))",
1255                          s->dest_dsa.netbios_name);
1256         talloc_free(basedn);
1257         if (ret != LDB_SUCCESS) {
1258                 return NT_STATUS_LDAP(ret);
1259         } else if (r->count != 1) {
1260                 talloc_free(r);
1261                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1262         }
1263
1264         s->dest_dsa.computer_dn_str     = ldb_msg_find_attr_as_string(r->msgs[0], "distinguishedName", NULL);
1265         if (!s->dest_dsa.computer_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1266         talloc_steal(s, s->dest_dsa.computer_dn_str);
1267
1268         s->dest_dsa.user_account_control = ldb_msg_find_attr_as_uint(r->msgs[0], "userAccountControl", 0);
1269
1270         talloc_free(r);
1271         return NT_STATUS_OK;
1272 }
1273
1274 static NTSTATUS becomeDC_ldap1_server_object_1(struct libnet_BecomeDC_state *s)
1275 {
1276         int ret;
1277         struct ldb_result *r;
1278         struct ldb_dn *basedn;
1279         const char *server_reference_dn_str;
1280         struct ldb_dn *server_reference_dn;
1281         struct ldb_dn *computer_dn;
1282
1283         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
1284                                 s->dest_dsa.netbios_name,
1285                                 s->dest_dsa.site_name,
1286                                 s->forest.config_dn_str);
1287         NT_STATUS_HAVE_NO_MEMORY(basedn);
1288
1289         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1290                          NULL, "(objectClass=*)");
1291         talloc_free(basedn);
1292         if (ret == LDB_ERR_NO_SUCH_OBJECT) {
1293                 /* if the object doesn't exist, we'll create it later */
1294                 return NT_STATUS_OK;
1295         } else if (ret != LDB_SUCCESS) {
1296                 return NT_STATUS_LDAP(ret);
1297         } else if (r->count != 1) {
1298                 talloc_free(r);
1299                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1300         }
1301
1302         server_reference_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "serverReference", NULL);
1303         if (server_reference_dn_str) {
1304                 server_reference_dn     = ldb_dn_new(r, s->ldap1.ldb, server_reference_dn_str);
1305                 NT_STATUS_HAVE_NO_MEMORY(server_reference_dn);
1306
1307                 computer_dn             = ldb_dn_new(r, s->ldap1.ldb, s->dest_dsa.computer_dn_str);
1308                 NT_STATUS_HAVE_NO_MEMORY(computer_dn);
1309
1310                 /*
1311                  * if the server object belongs to another DC in another domain
1312                  * in the forest, we should not touch this object!
1313                  */
1314                 if (ldb_dn_compare(computer_dn, server_reference_dn) != 0) {
1315                         talloc_free(r);
1316                         return NT_STATUS_OBJECT_NAME_COLLISION;
1317                 }
1318         }
1319
1320         /* if the server object is already for the dest_dsa, then we don't need to create it */
1321         s->dest_dsa.server_dn_str       = ldb_msg_find_attr_as_string(r->msgs[0], "distinguishedName", NULL);
1322         if (!s->dest_dsa.server_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1323         talloc_steal(s, s->dest_dsa.server_dn_str);
1324
1325         talloc_free(r);
1326         return NT_STATUS_OK;
1327 }
1328
1329 static NTSTATUS becomeDC_ldap1_server_object_2(struct libnet_BecomeDC_state *s)
1330 {
1331         int ret;
1332         struct ldb_result *r;
1333         struct ldb_dn *basedn;
1334         const char *server_reference_bl_dn_str;
1335         static const char *attrs[] = {
1336                 "serverReferenceBL",
1337                 NULL
1338         };
1339
1340         /* if the server_dn_str has a valid value, we skip this lookup */
1341         if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
1342
1343         basedn = ldb_dn_new(s, s->ldap1.ldb, s->dest_dsa.computer_dn_str);
1344         NT_STATUS_HAVE_NO_MEMORY(basedn);
1345
1346         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1347                          attrs, "(objectClass=*)");
1348         talloc_free(basedn);
1349         if (ret != LDB_SUCCESS) {
1350                 return NT_STATUS_LDAP(ret);
1351         } else if (r->count != 1) {
1352                 talloc_free(r);
1353                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1354         }
1355
1356         server_reference_bl_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "serverReferenceBL", NULL);
1357         if (!server_reference_bl_dn_str) {
1358                 /* if no back link is present, we're done for this function */
1359                 talloc_free(r);
1360                 return NT_STATUS_OK;
1361         }
1362
1363         /* if the server object is already for the dest_dsa, then we don't need to create it */
1364         s->dest_dsa.server_dn_str       = ldb_msg_find_attr_as_string(r->msgs[0], "serverReferenceBL", NULL);
1365         if (s->dest_dsa.server_dn_str) {
1366                 /* if a back link is present, we know that the server object is present */
1367                 talloc_steal(s, s->dest_dsa.server_dn_str);
1368         }
1369
1370         talloc_free(r);
1371         return NT_STATUS_OK;
1372 }
1373
1374 static NTSTATUS becomeDC_ldap1_server_object_add(struct libnet_BecomeDC_state *s)
1375 {
1376         int ret;
1377         struct ldb_message *msg;
1378         char *server_dn_str;
1379
1380         /* if the server_dn_str has a valid value, we skip this lookup */
1381         if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
1382
1383         msg = ldb_msg_new(s);
1384         NT_STATUS_HAVE_NO_MEMORY(msg);
1385
1386         msg->dn = ldb_dn_new_fmt(msg, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
1387                                  s->dest_dsa.netbios_name,
1388                                  s->dest_dsa.site_name,
1389                                  s->forest.config_dn_str);
1390         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
1391
1392         ret = ldb_msg_add_string(msg, "objectClass", "server");
1393         if (ret != 0) {
1394                 talloc_free(msg);
1395                 return NT_STATUS_NO_MEMORY;
1396         }
1397         ret = ldb_msg_add_string(msg, "systemFlags", "50000000");
1398         if (ret != 0) {
1399                 talloc_free(msg);
1400                 return NT_STATUS_NO_MEMORY;
1401         }
1402         ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
1403         if (ret != 0) {
1404                 talloc_free(msg);
1405                 return NT_STATUS_NO_MEMORY;
1406         }
1407
1408         server_dn_str = ldb_dn_alloc_linearized(s, msg->dn);
1409         NT_STATUS_HAVE_NO_MEMORY(server_dn_str);
1410
1411         ret = ldb_add(s->ldap1.ldb, msg);
1412         talloc_free(msg);
1413         if (ret != LDB_SUCCESS) {
1414                 talloc_free(server_dn_str);
1415                 return NT_STATUS_LDAP(ret);
1416         }
1417
1418         s->dest_dsa.server_dn_str = server_dn_str;
1419
1420         return NT_STATUS_OK;
1421 }
1422
1423 static NTSTATUS becomeDC_ldap1_server_object_modify(struct libnet_BecomeDC_state *s)
1424 {
1425         int ret;
1426         struct ldb_message *msg;
1427         unsigned int i;
1428
1429         /* make a 'modify' msg, and only for serverReference */
1430         msg = ldb_msg_new(s);
1431         NT_STATUS_HAVE_NO_MEMORY(msg);
1432         msg->dn = ldb_dn_new(msg, s->ldap1.ldb, s->dest_dsa.server_dn_str);
1433         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
1434
1435         ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
1436         if (ret != 0) {
1437                 talloc_free(msg);
1438                 return NT_STATUS_NO_MEMORY;
1439         }
1440
1441         /* mark all the message elements (should be just one)
1442            as LDB_FLAG_MOD_ADD */
1443         for (i=0;i<msg->num_elements;i++) {
1444                 msg->elements[i].flags = LDB_FLAG_MOD_ADD;
1445         }
1446
1447         ret = ldb_modify(s->ldap1.ldb, msg);
1448         if (ret == LDB_SUCCESS) {
1449                 talloc_free(msg);
1450                 return NT_STATUS_OK;
1451         } else if (ret == LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS) {
1452                 /* retry with LDB_FLAG_MOD_REPLACE */
1453         } else {
1454                 talloc_free(msg);
1455                 return NT_STATUS_LDAP(ret);
1456         }
1457
1458         /* mark all the message elements (should be just one)
1459            as LDB_FLAG_MOD_REPLACE */
1460         for (i=0;i<msg->num_elements;i++) {
1461                 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
1462         }
1463
1464         ret = ldb_modify(s->ldap1.ldb, msg);
1465         talloc_free(msg);
1466         if (ret != LDB_SUCCESS) {
1467                 return NT_STATUS_LDAP(ret);
1468         }
1469
1470         return NT_STATUS_OK;
1471 }
1472
1473 static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
1474                                           struct becomeDC_drsuapi *drsuapi,
1475                                           void (*recv_fn)(struct composite_context *req));
1476 static void becomeDC_drsuapi1_connect_recv(struct composite_context *req);
1477 static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s);
1478
1479 static void becomeDC_connect_ldap1(struct libnet_BecomeDC_state *s)
1480 {
1481         struct composite_context *c = s->creq;
1482
1483         c->status = becomeDC_ldap_connect(s, &s->ldap1);
1484         if (!composite_is_ok(c)) return;
1485
1486         c->status = becomeDC_ldap1_rootdse(s);
1487         if (!composite_is_ok(c)) return;
1488
1489         c->status = becomeDC_ldap1_crossref_behavior_version(s);
1490         if (!composite_is_ok(c)) return;
1491
1492         c->status = becomeDC_ldap1_domain_behavior_version(s);
1493         if (!composite_is_ok(c)) return;
1494
1495         c->status = becomeDC_ldap1_schema_object_version(s);
1496         if (!composite_is_ok(c)) return;
1497
1498         c->status = becomeDC_ldap1_w2k3_update_revision(s);
1499         if (!composite_is_ok(c)) return;
1500
1501         c->status = becomeDC_ldap1_infrastructure_fsmo(s);
1502         if (!composite_is_ok(c)) return;
1503
1504         c->status = becomeDC_ldap1_rid_manager_fsmo(s);
1505         if (!composite_is_ok(c)) return;
1506
1507         c->status = becomeDC_ldap1_site_object(s);
1508         if (!composite_is_ok(c)) return;
1509
1510         c->status = becomeDC_check_options(s);
1511         if (!composite_is_ok(c)) return;
1512
1513         c->status = becomeDC_ldap1_computer_object(s);
1514         if (!composite_is_ok(c)) return;
1515
1516         c->status = becomeDC_ldap1_server_object_1(s);
1517         if (!composite_is_ok(c)) return;
1518
1519         c->status = becomeDC_ldap1_server_object_2(s);
1520         if (!composite_is_ok(c)) return;
1521
1522         c->status = becomeDC_ldap1_server_object_add(s);
1523         if (!composite_is_ok(c)) return;
1524
1525         c->status = becomeDC_ldap1_server_object_modify(s);
1526         if (!composite_is_ok(c)) return;
1527
1528         becomeDC_drsuapi_connect_send(s, &s->drsuapi1, becomeDC_drsuapi1_connect_recv);
1529 }
1530
1531 static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
1532                                           struct becomeDC_drsuapi *drsuapi,
1533                                           void (*recv_fn)(struct composite_context *req))
1534 {
1535         struct composite_context *c = s->creq;
1536         struct composite_context *creq;
1537         char *binding_str;
1538
1539         drsuapi->s = s;
1540
1541         if (!drsuapi->binding) {
1542                 const char *krb5_str = "";
1543                 const char *print_str = "";
1544                 /*
1545                  * Note: Replication only works with Windows 2000 when 'krb5' is
1546                  *       passed as auth_type here. If NTLMSSP is used, Windows
1547                  *       2000 returns garbage in the DsGetNCChanges() response
1548                  *       if encrypted password attributes would be in the
1549                  *       response. That means the replication of the schema and
1550                  *       configuration partition works fine, but it fails for
1551                  *       the domain partition.
1552                  */
1553                 if (lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
1554                                  "force krb5", true))
1555                 {
1556                         krb5_str = "krb5,";
1557                 }
1558                 if (lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
1559                                  "print", false))
1560                 {
1561                         print_str = "print,";
1562                 }
1563                 binding_str = talloc_asprintf(s, "ncacn_ip_tcp:%s[%s%sseal]",
1564                                               s->source_dsa.dns_name,
1565                                               krb5_str, print_str);
1566                 if (composite_nomem(binding_str, c)) return;
1567                 c->status = dcerpc_parse_binding(s, binding_str, &drsuapi->binding);
1568                 talloc_free(binding_str);
1569                 if (!composite_is_ok(c)) return;
1570         }
1571
1572         if (DEBUGLEVEL >= 10) {
1573                 drsuapi->binding->flags |= DCERPC_DEBUG_PRINT_BOTH;
1574         }
1575
1576         creq = dcerpc_pipe_connect_b_send(s, drsuapi->binding, &ndr_table_drsuapi,
1577                                           s->libnet->cred, s->libnet->event_ctx,
1578                                           s->libnet->lp_ctx);
1579         composite_continue(c, creq, recv_fn, s);
1580 }
1581
1582 static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
1583                                        struct becomeDC_drsuapi *drsuapi,
1584                                        void (*recv_fn)(struct tevent_req *subreq));
1585 static void becomeDC_drsuapi1_bind_recv(struct tevent_req *subreq);
1586
1587 static void becomeDC_drsuapi1_connect_recv(struct composite_context *req)
1588 {
1589         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
1590                                           struct libnet_BecomeDC_state);
1591         struct composite_context *c = s->creq;
1592
1593         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi1.pipe);
1594         if (!composite_is_ok(c)) return;
1595
1596         s->drsuapi1.drsuapi_handle = s->drsuapi1.pipe->binding_handle;
1597
1598         c->status = gensec_session_key(s->drsuapi1.pipe->conn->security_state.generic_state,
1599                                        s,
1600                                        &s->drsuapi1.gensec_skey);
1601         if (!composite_is_ok(c)) return;
1602
1603         becomeDC_drsuapi_bind_send(s, &s->drsuapi1, becomeDC_drsuapi1_bind_recv);
1604 }
1605
1606 static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
1607                                        struct becomeDC_drsuapi *drsuapi,
1608                                        void (*recv_fn)(struct tevent_req *subreq))
1609 {
1610         struct composite_context *c = s->creq;
1611         struct drsuapi_DsBindInfo28 *bind_info28;
1612         struct tevent_req *subreq;
1613
1614         GUID_from_string(DRSUAPI_DS_BIND_GUID_W2K3, &drsuapi->bind_guid);
1615
1616         bind_info28                             = &drsuapi->local_info28;
1617         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
1618         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
1619         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
1620         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
1621         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
1622         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
1623         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
1624         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
1625         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
1626         if (s->domain.behavior_version >= DS_DOMAIN_FUNCTION_2003) {
1627                 /* TODO: find out how this is really triggered! */
1628                 bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
1629         }
1630         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
1631         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
1632         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
1633         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
1634         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
1635         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
1636         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
1637         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
1638         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
1639         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V5;
1640         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
1641         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
1642         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
1643         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
1644         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
1645         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
1646         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
1647         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
1648         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
1649 #if 0 /* we don't support XPRESS compression yet */
1650         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
1651 #endif
1652         bind_info28->site_guid                  = s->dest_dsa.site_guid;
1653         bind_info28->pid                        = 0;
1654         bind_info28->repl_epoch                 = 0;
1655
1656         drsuapi->bind_info_ctr.length           = 28;
1657         drsuapi->bind_info_ctr.info.info28      = *bind_info28;
1658
1659         drsuapi->bind_r.in.bind_guid = &drsuapi->bind_guid;
1660         drsuapi->bind_r.in.bind_info = &drsuapi->bind_info_ctr;
1661         drsuapi->bind_r.out.bind_handle = &drsuapi->bind_handle;
1662
1663         subreq = dcerpc_drsuapi_DsBind_r_send(s, c->event_ctx,
1664                                               drsuapi->drsuapi_handle,
1665                                               &drsuapi->bind_r);
1666         if (composite_nomem(subreq, c)) return;
1667         tevent_req_set_callback(subreq, recv_fn, s);
1668 }
1669
1670 static WERROR becomeDC_drsuapi_bind_recv(struct libnet_BecomeDC_state *s,
1671                                          struct becomeDC_drsuapi *drsuapi)
1672 {
1673         if (!W_ERROR_IS_OK(drsuapi->bind_r.out.result)) {
1674                 return drsuapi->bind_r.out.result;
1675         }
1676
1677         ZERO_STRUCT(drsuapi->remote_info28);
1678         if (drsuapi->bind_r.out.bind_info) {
1679                 switch (drsuapi->bind_r.out.bind_info->length) {
1680                 case 24: {
1681                         struct drsuapi_DsBindInfo24 *info24;
1682                         info24 = &drsuapi->bind_r.out.bind_info->info.info24;
1683                         drsuapi->remote_info28.supported_extensions     = info24->supported_extensions;
1684                         drsuapi->remote_info28.site_guid                = info24->site_guid;
1685                         drsuapi->remote_info28.pid                      = info24->pid;
1686                         drsuapi->remote_info28.repl_epoch               = 0;
1687                         break;
1688                 }
1689                 case 48: {
1690                         struct drsuapi_DsBindInfo48 *info48;
1691                         info48 = &drsuapi->bind_r.out.bind_info->info.info48;
1692                         drsuapi->remote_info28.supported_extensions     = info48->supported_extensions;
1693                         drsuapi->remote_info28.site_guid                = info48->site_guid;
1694                         drsuapi->remote_info28.pid                      = info48->pid;
1695                         drsuapi->remote_info28.repl_epoch               = info48->repl_epoch;
1696                         break;
1697                 }
1698                 case 28:
1699                         drsuapi->remote_info28 = drsuapi->bind_r.out.bind_info->info.info28;
1700                         break;
1701                 }
1702         }
1703
1704         return WERR_OK;
1705 }
1706
1707 static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s);
1708
1709 static void becomeDC_drsuapi1_bind_recv(struct tevent_req *subreq)
1710 {
1711         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
1712                                           struct libnet_BecomeDC_state);
1713         struct composite_context *c = s->creq;
1714         WERROR status;
1715
1716         c->status = dcerpc_drsuapi_DsBind_r_recv(subreq, s);
1717         TALLOC_FREE(subreq);
1718         if (!composite_is_ok(c)) return;
1719
1720         status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi1);
1721         if (!W_ERROR_IS_OK(status)) {
1722                 composite_error(c, werror_to_ntstatus(status));
1723                 return;
1724         }
1725
1726         becomeDC_drsuapi1_add_entry_send(s);
1727 }
1728
1729 static void becomeDC_drsuapi1_add_entry_recv(struct tevent_req *subreq);
1730
1731 static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s)
1732 {
1733         struct composite_context *c = s->creq;
1734         struct drsuapi_DsAddEntry *r;
1735         struct drsuapi_DsReplicaObjectIdentifier *identifier;
1736         uint32_t num_attrs, i = 0;
1737         struct drsuapi_DsReplicaAttribute *attrs;
1738         enum ndr_err_code ndr_err;
1739         bool w2k3;
1740         struct tevent_req *subreq;
1741
1742         /* choose a random invocationId */
1743         s->dest_dsa.invocation_id = GUID_random();
1744
1745         /*
1746          * if the schema version indicates w2k3, then also send some w2k3
1747          * specific attributes.
1748          */
1749         if (s->forest.schema_object_version >= 30) {
1750                 w2k3 = true;
1751         } else {
1752                 w2k3 = false;
1753         }
1754
1755         r = talloc_zero(s, struct drsuapi_DsAddEntry);
1756         if (composite_nomem(r, c)) return;
1757
1758         /* setup identifier */
1759         identifier              = talloc(r, struct drsuapi_DsReplicaObjectIdentifier);
1760         if (composite_nomem(identifier, c)) return;
1761         identifier->guid        = GUID_zero();
1762         identifier->sid         = s->zero_sid;
1763         identifier->dn          = talloc_asprintf(identifier, "CN=NTDS Settings,%s",
1764                                                   s->dest_dsa.server_dn_str);
1765         if (composite_nomem(identifier->dn, c)) return;
1766
1767         /* allocate attribute array */
1768         num_attrs       = 12;
1769         attrs           = talloc_array(r, struct drsuapi_DsReplicaAttribute, num_attrs);
1770         if (composite_nomem(attrs, c)) return;
1771
1772         /* ntSecurityDescriptor */
1773         {
1774                 struct drsuapi_DsAttributeValue *vs;
1775                 DATA_BLOB *vd;
1776                 struct security_descriptor *v;
1777                 struct dom_sid *domain_admins_sid;
1778                 const char *domain_admins_sid_str;
1779
1780                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1781                 if (composite_nomem(vs, c)) return;
1782
1783                 vd = talloc_array(vs, DATA_BLOB, 1);
1784                 if (composite_nomem(vd, c)) return;
1785
1786                 domain_admins_sid = dom_sid_add_rid(vs, s->domain.sid, DOMAIN_RID_ADMINS);
1787                 if (composite_nomem(domain_admins_sid, c)) return;
1788
1789                 domain_admins_sid_str = dom_sid_string(domain_admins_sid, domain_admins_sid);
1790                 if (composite_nomem(domain_admins_sid_str, c)) return;
1791
1792                 v = security_descriptor_dacl_create(vd,
1793                                                0,
1794                                                /* owner: domain admins */
1795                                                domain_admins_sid_str,
1796                                                /* owner group: domain admins */
1797                                                domain_admins_sid_str,
1798                                                /* authenticated users */
1799                                                SID_NT_AUTHENTICATED_USERS,
1800                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1801                                                SEC_STD_READ_CONTROL |
1802                                                SEC_ADS_LIST |
1803                                                SEC_ADS_READ_PROP |
1804                                                SEC_ADS_LIST_OBJECT,
1805                                                0,
1806                                                /* domain admins */
1807                                                domain_admins_sid_str,
1808                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1809                                                SEC_STD_REQUIRED |
1810                                                SEC_ADS_CREATE_CHILD |
1811                                                SEC_ADS_LIST |
1812                                                SEC_ADS_SELF_WRITE |
1813                                                SEC_ADS_READ_PROP |
1814                                                SEC_ADS_WRITE_PROP |
1815                                                SEC_ADS_DELETE_TREE |
1816                                                SEC_ADS_LIST_OBJECT |
1817                                                SEC_ADS_CONTROL_ACCESS,
1818                                                0,
1819                                                /* system */
1820                                                SID_NT_SYSTEM,
1821                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1822                                                SEC_STD_REQUIRED |
1823                                                SEC_ADS_CREATE_CHILD |
1824                                                SEC_ADS_DELETE_CHILD |
1825                                                SEC_ADS_LIST |
1826                                                SEC_ADS_SELF_WRITE |
1827                                                SEC_ADS_READ_PROP |
1828                                                SEC_ADS_WRITE_PROP |
1829                                                SEC_ADS_DELETE_TREE |
1830                                                SEC_ADS_LIST_OBJECT |
1831                                                SEC_ADS_CONTROL_ACCESS,
1832                                                0,
1833                                                /* end */
1834                                                NULL);
1835                 if (composite_nomem(v, c)) return;
1836
1837                 ndr_err = ndr_push_struct_blob(&vd[0], vd, v,
1838                 (ndr_push_flags_fn_t)ndr_push_security_descriptor);
1839                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1840                         c->status = ndr_map_error2ntstatus(ndr_err);
1841                         if (!composite_is_ok(c)) return;
1842                 }
1843
1844                 vs[0].blob              = &vd[0];
1845
1846                 attrs[i].attid                  = DRSUAPI_ATTID_ntSecurityDescriptor;
1847                 attrs[i].value_ctr.num_values   = 1;
1848                 attrs[i].value_ctr.values       = vs;
1849
1850                 i++;
1851         }
1852
1853         /* objectClass: nTDSDSA */
1854         {
1855                 struct drsuapi_DsAttributeValue *vs;
1856                 DATA_BLOB *vd;
1857
1858                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1859                 if (composite_nomem(vs, c)) return;
1860
1861                 vd = talloc_array(vs, DATA_BLOB, 1);
1862                 if (composite_nomem(vd, c)) return;
1863
1864                 vd[0] = data_blob_talloc(vd, NULL, 4);
1865                 if (composite_nomem(vd[0].data, c)) return;
1866
1867                 /* value for nTDSDSA */
1868                 SIVAL(vd[0].data, 0, 0x0017002F);
1869
1870                 vs[0].blob              = &vd[0];
1871
1872                 attrs[i].attid                  = DRSUAPI_ATTID_objectClass;
1873                 attrs[i].value_ctr.num_values   = 1;
1874                 attrs[i].value_ctr.values       = vs;
1875
1876                 i++;
1877         }
1878
1879         /* objectCategory: CN=NTDS-DSA,CN=Schema,... or CN=NTDS-DSA-RO,CN=Schema,... */
1880         {
1881                 struct drsuapi_DsAttributeValue *vs;
1882                 DATA_BLOB *vd;
1883                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
1884
1885                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1886                 if (composite_nomem(vs, c)) return;
1887
1888                 vd = talloc_array(vs, DATA_BLOB, 1);
1889                 if (composite_nomem(vd, c)) return;
1890
1891                 v[0].guid               = GUID_zero();
1892                 v[0].sid                = s->zero_sid;
1893
1894                 if (s->rodc_join) {
1895                     v[0].dn             = talloc_asprintf(vd, "CN=NTDS-DSA-RO,%s",
1896                                                           s->forest.schema_dn_str);
1897                 } else {
1898                     v[0].dn             = talloc_asprintf(vd, "CN=NTDS-DSA,%s",
1899                                                           s->forest.schema_dn_str);
1900                 }
1901                 if (composite_nomem(v[0].dn, c)) return;
1902
1903                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
1904                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1905                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1906                         c->status = ndr_map_error2ntstatus(ndr_err);
1907                         if (!composite_is_ok(c)) return;
1908                 }
1909
1910                 vs[0].blob              = &vd[0];
1911
1912                 attrs[i].attid                  = DRSUAPI_ATTID_objectCategory;
1913                 attrs[i].value_ctr.num_values   = 1;
1914                 attrs[i].value_ctr.values       = vs;
1915
1916                 i++;
1917         }
1918
1919         /* invocationId: random guid */
1920         {
1921                 struct drsuapi_DsAttributeValue *vs;
1922                 DATA_BLOB *vd;
1923                 const struct GUID *v;
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 = &s->dest_dsa.invocation_id;
1932
1933                 c->status = GUID_to_ndr_blob(v, vd, &vd[0]);
1934                 if (!composite_is_ok(c)) return;
1935
1936                 vs[0].blob              = &vd[0];
1937
1938                 attrs[i].attid                  = DRSUAPI_ATTID_invocationId;
1939                 attrs[i].value_ctr.num_values   = 1;
1940                 attrs[i].value_ctr.values       = vs;
1941
1942                 i++;
1943         }
1944
1945         /* hasMasterNCs: ... */
1946         {
1947                 struct drsuapi_DsAttributeValue *vs;
1948                 DATA_BLOB *vd;
1949                 struct drsuapi_DsReplicaObjectIdentifier3 v[3];
1950
1951                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
1952                 if (composite_nomem(vs, c)) return;
1953
1954                 vd = talloc_array(vs, DATA_BLOB, 3);
1955                 if (composite_nomem(vd, c)) return;
1956
1957                 v[0].guid               = GUID_zero();
1958                 v[0].sid                = s->zero_sid;
1959                 v[0].dn                 = s->forest.config_dn_str;
1960
1961                 v[1].guid               = GUID_zero();
1962                 v[1].sid                = s->zero_sid;
1963                 v[1].dn                 = s->domain.dn_str;
1964
1965                 v[2].guid               = GUID_zero();
1966                 v[2].sid                = s->zero_sid;
1967                 v[2].dn                 = s->forest.schema_dn_str;
1968
1969                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
1970                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1971                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1972                         c->status = ndr_map_error2ntstatus(ndr_err);
1973                         if (!composite_is_ok(c)) return;
1974                 }
1975
1976                 ndr_err = ndr_push_struct_blob(&vd[1], vd, &v[1],
1977                 (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1978                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1979                         c->status = ndr_map_error2ntstatus(ndr_err);
1980                         if (!composite_is_ok(c)) return;
1981                 }
1982
1983                 ndr_err = ndr_push_struct_blob(&vd[2], vd, &v[2],
1984                    (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1985                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1986                         c->status = ndr_map_error2ntstatus(ndr_err);
1987                         if (!composite_is_ok(c)) return;
1988                 }
1989
1990                 vs[0].blob              = &vd[0];
1991                 vs[1].blob              = &vd[1];
1992                 vs[2].blob              = &vd[2];
1993
1994                 attrs[i].attid                  = DRSUAPI_ATTID_hasMasterNCs;
1995                 attrs[i].value_ctr.num_values   = 3;
1996                 attrs[i].value_ctr.values       = vs;
1997
1998                 i++;
1999         }
2000
2001         /* msDS-hasMasterNCs: ... */
2002         if (w2k3) {
2003                 struct drsuapi_DsAttributeValue *vs;
2004                 DATA_BLOB *vd;
2005                 struct drsuapi_DsReplicaObjectIdentifier3 v[3];
2006
2007                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
2008                 if (composite_nomem(vs, c)) return;
2009
2010                 vd = talloc_array(vs, DATA_BLOB, 3);
2011                 if (composite_nomem(vd, c)) return;
2012
2013                 v[0].guid               = GUID_zero();
2014                 v[0].sid                = s->zero_sid;
2015                 v[0].dn                 = s->forest.config_dn_str;
2016
2017                 v[1].guid               = GUID_zero();
2018                 v[1].sid                = s->zero_sid;
2019                 v[1].dn                 = s->domain.dn_str;
2020
2021                 v[2].guid               = GUID_zero();
2022                 v[2].sid                = s->zero_sid;
2023                 v[2].dn                 = s->forest.schema_dn_str;
2024
2025                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2026                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2027                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2028                         c->status = ndr_map_error2ntstatus(ndr_err);
2029                         if (!composite_is_ok(c)) return;
2030                 }
2031
2032                 ndr_err = ndr_push_struct_blob(&vd[1], vd, &v[1],
2033                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2034                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2035                         c->status = ndr_map_error2ntstatus(ndr_err);
2036                         if (!composite_is_ok(c)) return;
2037                 }
2038
2039                 ndr_err = ndr_push_struct_blob(&vd[2], vd, &v[2],
2040                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2041                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2042                         c->status = ndr_map_error2ntstatus(ndr_err);
2043                         if (!composite_is_ok(c)) return;
2044                 }
2045
2046                 vs[0].blob              = &vd[0];
2047                 vs[1].blob              = &vd[1];
2048                 vs[2].blob              = &vd[2];
2049
2050                 attrs[i].attid                  = DRSUAPI_ATTID_msDS_hasMasterNCs;
2051                 attrs[i].value_ctr.num_values   = 3;
2052                 attrs[i].value_ctr.values       = vs;
2053
2054                 i++;
2055         }
2056
2057         /* dMDLocation: CN=Schema,... */
2058         {
2059                 struct drsuapi_DsAttributeValue *vs;
2060                 DATA_BLOB *vd;
2061                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2062
2063                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2064                 if (composite_nomem(vs, c)) return;
2065
2066                 vd = talloc_array(vs, DATA_BLOB, 1);
2067                 if (composite_nomem(vd, c)) return;
2068
2069                 v[0].guid               = GUID_zero();
2070                 v[0].sid                = s->zero_sid;
2071                 v[0].dn                 = s->forest.schema_dn_str;
2072
2073                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2074                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2075                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2076                         c->status = ndr_map_error2ntstatus(ndr_err);
2077                         if (!composite_is_ok(c)) return;
2078                 }
2079
2080                 vs[0].blob              = &vd[0];
2081
2082                 attrs[i].attid                  = DRSUAPI_ATTID_dMDLocation;
2083                 attrs[i].value_ctr.num_values   = 1;
2084                 attrs[i].value_ctr.values       = vs;
2085
2086                 i++;
2087         }
2088
2089         /* msDS-HasDomainNCs: <domain_partition> */
2090         if (w2k3) {
2091                 struct drsuapi_DsAttributeValue *vs;
2092                 DATA_BLOB *vd;
2093                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2094
2095                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2096                 if (composite_nomem(vs, c)) return;
2097
2098                 vd = talloc_array(vs, DATA_BLOB, 1);
2099                 if (composite_nomem(vd, c)) return;
2100
2101                 v[0].guid               = GUID_zero();
2102                 v[0].sid                = s->zero_sid;
2103                 v[0].dn                 = s->domain.dn_str;
2104
2105                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2106                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2107                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2108                         c->status = ndr_map_error2ntstatus(ndr_err);
2109                         if (!composite_is_ok(c)) return;
2110                 }
2111
2112                 vs[0].blob              = &vd[0];
2113
2114                 attrs[i].attid                  = DRSUAPI_ATTID_msDS_HasDomainNCs;
2115                 attrs[i].value_ctr.num_values   = 1;
2116                 attrs[i].value_ctr.values       = vs;
2117
2118                 i++;
2119         }
2120
2121         /* msDS-Behavior-Version */
2122         if (w2k3) {
2123                 struct drsuapi_DsAttributeValue *vs;
2124                 DATA_BLOB *vd;
2125
2126                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2127                 if (composite_nomem(vs, c)) return;
2128
2129                 vd = talloc_array(vs, DATA_BLOB, 1);
2130                 if (composite_nomem(vd, c)) return;
2131
2132                 vd[0] = data_blob_talloc(vd, NULL, 4);
2133                 if (composite_nomem(vd[0].data, c)) return;
2134
2135                 SIVAL(vd[0].data, 0, get_dc_function_level(s->libnet->lp_ctx));
2136
2137                 vs[0].blob              = &vd[0];
2138
2139                 attrs[i].attid                  = DRSUAPI_ATTID_msDS_Behavior_Version;
2140                 attrs[i].value_ctr.num_values   = 1;
2141                 attrs[i].value_ctr.values       = vs;
2142
2143                 i++;
2144         }
2145
2146         /* systemFlags */
2147         {
2148                 struct drsuapi_DsAttributeValue *vs;
2149                 DATA_BLOB *vd;
2150
2151                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2152                 if (composite_nomem(vs, c)) return;
2153
2154                 vd = talloc_array(vs, DATA_BLOB, 1);
2155                 if (composite_nomem(vd, c)) return;
2156
2157                 vd[0] = data_blob_talloc(vd, NULL, 4);
2158                 if (composite_nomem(vd[0].data, c)) return;
2159
2160                 if (s->rodc_join) {
2161                     SIVAL(vd[0].data, 0, SYSTEM_FLAG_CONFIG_ALLOW_RENAME);
2162                 } else {
2163                     SIVAL(vd[0].data, 0, SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE);
2164                 }
2165
2166                 vs[0].blob              = &vd[0];
2167
2168                 attrs[i].attid                  = DRSUAPI_ATTID_systemFlags;
2169                 attrs[i].value_ctr.num_values   = 1;
2170                 attrs[i].value_ctr.values       = vs;
2171
2172                 i++;
2173         }
2174
2175         /* serverReference: ... */
2176         {
2177                 struct drsuapi_DsAttributeValue *vs;
2178                 DATA_BLOB *vd;
2179                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2180
2181                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2182                 if (composite_nomem(vs, c)) return;
2183
2184                 vd = talloc_array(vs, DATA_BLOB, 1);
2185                 if (composite_nomem(vd, c)) return;
2186
2187                 v[0].guid               = GUID_zero();
2188                 v[0].sid                = s->zero_sid;
2189                 v[0].dn                 = s->dest_dsa.computer_dn_str;
2190
2191                 ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
2192                         (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2193                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2194                         c->status = ndr_map_error2ntstatus(ndr_err);
2195                         if (!composite_is_ok(c)) return;
2196                 }
2197
2198                 vs[0].blob              = &vd[0];
2199
2200                 attrs[i].attid                  = DRSUAPI_ATTID_serverReference;
2201                 attrs[i].value_ctr.num_values   = 1;
2202                 attrs[i].value_ctr.values       = vs;
2203
2204                 i++;
2205         }
2206
2207         /* options:... */
2208         if (s->rodc_join) {
2209                 struct drsuapi_DsAttributeValue *vs;
2210                 DATA_BLOB *vd;
2211
2212                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2213                 if (composite_nomem(vs, c)) return;
2214
2215                 vd = talloc_array(vs, DATA_BLOB, 1);
2216                 if (composite_nomem(vd, c)) return;
2217
2218                 vd[0] = data_blob_talloc(vd, NULL, 4);
2219                 if (composite_nomem(vd[0].data, c)) return;
2220
2221                 SIVAL(vd[0].data, 0, DS_NTDSDSA_OPT_DISABLE_OUTBOUND_REPL);
2222
2223                 vs[0].blob              = &vd[0];
2224
2225                 attrs[i].attid                  = DRSUAPI_ATTID_options;
2226                 attrs[i].value_ctr.num_values   = 1;
2227                 attrs[i].value_ctr.values       = vs;
2228
2229                 i++;
2230         }
2231
2232         /* truncate the attribute list to the attribute count we have filled in */
2233         num_attrs = i;
2234
2235         /* setup request structure */
2236         r->in.bind_handle                                               = &s->drsuapi1.bind_handle;
2237         r->in.level                                                     = 2;
2238         r->in.req                                                       = talloc(s, union drsuapi_DsAddEntryRequest);
2239         r->in.req->req2.first_object.next_object                        = NULL;
2240         r->in.req->req2.first_object.object.identifier                  = identifier;
2241         r->in.req->req2.first_object.object.flags                       = 0x00000000;
2242         r->in.req->req2.first_object.object.attribute_ctr.num_attributes= num_attrs;
2243         r->in.req->req2.first_object.object.attribute_ctr.attributes    = attrs;
2244
2245         r->out.level_out        = talloc(s, uint32_t);
2246         r->out.ctr              = talloc(s, union drsuapi_DsAddEntryCtr);
2247
2248         s->ndr_struct_ptr = r;
2249         subreq = dcerpc_drsuapi_DsAddEntry_r_send(s, c->event_ctx,
2250                                                   s->drsuapi1.drsuapi_handle, r);
2251         if (composite_nomem(subreq, c)) return;
2252         tevent_req_set_callback(subreq, becomeDC_drsuapi1_add_entry_recv, s);
2253 }
2254
2255 static void becomeDC_drsuapi2_connect_recv(struct composite_context *req);
2256 static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s);
2257
2258 static void becomeDC_drsuapi1_add_entry_recv(struct tevent_req *subreq)
2259 {
2260         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2261                                           struct libnet_BecomeDC_state);
2262         struct composite_context *c = s->creq;
2263         struct drsuapi_DsAddEntry *r = talloc_get_type_abort(s->ndr_struct_ptr,
2264                                        struct drsuapi_DsAddEntry);
2265         char *binding_str;
2266
2267         s->ndr_struct_ptr = NULL;
2268
2269         c->status = dcerpc_drsuapi_DsAddEntry_r_recv(subreq, r);
2270         TALLOC_FREE(subreq);
2271         if (!composite_is_ok(c)) return;
2272
2273         if (!W_ERROR_IS_OK(r->out.result)) {
2274                 composite_error(c, werror_to_ntstatus(r->out.result));
2275                 return;
2276         }
2277
2278         if (*r->out.level_out == 3) {
2279                 WERROR status;
2280                 union drsuapi_DsAddEntry_ErrData *err_data = r->out.ctr->ctr3.err_data;
2281
2282                 /* check for errors */
2283                 status = err_data ? err_data->v1.status : WERR_OK;
2284                 if (!W_ERROR_IS_OK(status)) {
2285                         struct drsuapi_DsAddEntryErrorInfo_Attr_V1 *attr_err;
2286                         struct drsuapi_DsAddEntry_AttrErrListItem_V1 *attr_err_li;
2287                         struct drsuapi_DsAddEntryErrorInfo_Name_V1 *name_err;
2288                         struct drsuapi_DsAddEntryErrorInfo_Referr_V1 *ref_err;
2289                         struct drsuapi_DsAddEntry_RefErrListItem_V1 *ref_li;
2290
2291                         if (r->out.ctr->ctr3.err_ver != 1) {
2292                                 composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2293                                 return;
2294                         }
2295
2296                         DEBUG(0,("DsAddEntry (R3) of '%s' failed: "
2297                                  "Errors: dir_err = %d, status = %s;\n",
2298                                  r->in.req->req3.first_object.object.identifier->dn,
2299                                  err_data->v1.dir_err,
2300                                  win_errstr(err_data->v1.status)));
2301
2302                         if (!err_data->v1.info) {
2303                                 DEBUG(0, ("DsAddEntry (R3): no error info returned!\n"));
2304                                 composite_error(c, werror_to_ntstatus(status));
2305                                 return;
2306                         }
2307
2308                         /* dump more detailed error */
2309                         switch (err_data->v1.dir_err) {
2310                         case DRSUAPI_DIRERR_ATTRIBUTE:
2311                                 /* Dump attribute errors */
2312                                 attr_err = &err_data->v1.info->attr_err;
2313                                 DEBUGADD(0,(" Attribute Error: object = %s, count = %d;\n",
2314                                             attr_err->id->dn,
2315                                             attr_err->count));
2316                                 attr_err_li = &attr_err->first;
2317                                 for (; attr_err_li; attr_err_li = attr_err_li->next) {
2318                                         struct drsuapi_DsAddEntry_AttrErr_V1 *err = &attr_err_li->err_data;
2319                                         DEBUGADD(0,(" Error: err = %s, problem = 0x%08X, attid = 0x%08X;\n",
2320                                                     win_errstr(err->extended_err),
2321                                                     err->problem,
2322                                                     err->attid));
2323                                         /* TODO: should we print attribute value here? */
2324                                 }
2325                                 break;
2326                         case DRSUAPI_DIRERR_NAME:
2327                                 /* Dump Name resolution error */
2328                                 name_err = &err_data->v1.info->name_err;
2329                                 DEBUGADD(0,(" Name Error: err = %s, problem = 0x%08X, id_matched = %s;\n",
2330                                             win_errstr(name_err->extended_err),
2331                                             name_err->problem,
2332                                             name_err->id_matched->dn));
2333                                 break;
2334                         case DRSUAPI_DIRERR_REFERRAL:
2335                                 /* Dump Referral errors */
2336                                 ref_err = &err_data->v1.info->referral_err;
2337                                 DEBUGADD(0,(" Referral Error: extended_err = %s\n",
2338                                             win_errstr(ref_err->extended_err)));
2339                                 ref_li = &ref_err->refer;
2340                                 for (; ref_li; ref_li = ref_li->next) {
2341                                         struct drsuapi_DsaAddressListItem_V1 *addr;
2342                                         DEBUGADD(0,(" Referral: id_target = %s, ref_type = 0x%04X,",
2343                                                     ref_li->id_target->dn,
2344                                                     ref_li->ref_type));
2345                                         if (ref_li->is_choice_set) {
2346                                                 DEBUGADD(0,(" choice = 0x%02X, ",
2347                                                             ref_li->choice));
2348                                         }
2349                                         DEBUGADD(0,(" add_list ("));
2350                                         for (addr = ref_li->addr_list; addr; addr = addr->next) {
2351                                                 DEBUGADD(0,("%s", addr->address->string));
2352                                                 if (addr->next) {
2353                                                         DEBUGADD(0,(", "));
2354                                                 }
2355                                         }
2356                                         DEBUGADD(0,(");\n"));
2357                                 }
2358                                 break;
2359                         case DRSUAPI_DIRERR_SECURITY:
2360                                 /* Dump Security error. */
2361                                 DEBUGADD(0,(" Security Error: extended_err = %s, problem = 0x%08X\n",
2362                                             win_errstr(err_data->v1.info->security_err.extended_err),
2363                                             err_data->v1.info->security_err.problem));
2364                                 break;
2365                         case DRSUAPI_DIRERR_SERVICE:
2366                                 /* Dump Service error. */
2367                                 DEBUGADD(0,(" Service Error: extended_err = %s, problem = 0x%08X\n",
2368                                             win_errstr(err_data->v1.info->service_err.extended_err),
2369                                             err_data->v1.info->service_err.problem));
2370                                 break;
2371                         case DRSUAPI_DIRERR_UPDATE:
2372                                 /* Dump Update error. */
2373                                 DEBUGADD(0,(" Update Error: extended_err = %s, problem = 0x%08X\n",
2374                                             win_errstr(err_data->v1.info->update_err.extended_err),
2375                                             err_data->v1.info->update_err.problem));
2376                                 break;
2377                         case DRSUAPI_DIRERR_SYSTEM:
2378                                 /* System error. */
2379                                 DEBUGADD(0,(" System Error: extended_err = %s, problem = 0x%08X\n",
2380                                             win_errstr(err_data->v1.info->system_err.extended_err),
2381                                             err_data->v1.info->system_err.problem));
2382                                 break;
2383                         case DRSUAPI_DIRERR_OK: /* mute compiler warnings */
2384                         default:
2385                                 DEBUGADD(0,(" Unknown DIRERR error class returned!\n"));
2386                                 break;
2387                         }
2388
2389                         composite_error(c, werror_to_ntstatus(status));
2390                         return;
2391                 }
2392
2393                 if (1 != r->out.ctr->ctr3.count) {
2394                         DEBUG(0,("DsAddEntry - Ctr3: something very wrong had happened - "
2395                                  "method succeeded but objects returned are %d (expected 1).\n",
2396                                  r->out.ctr->ctr3.count));
2397                         composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2398                 }
2399
2400                 s->dest_dsa.ntds_guid   = r->out.ctr->ctr3.objects[0].guid;
2401
2402         } else if (*r->out.level_out == 2) {
2403                 if (DRSUAPI_DIRERR_OK != r->out.ctr->ctr2.dir_err) {
2404                         DEBUG(0,("DsAddEntry failed with: dir_err = %d, extended_err = %s\n",
2405                                  r->out.ctr->ctr2.dir_err,
2406                                  win_errstr(r->out.ctr->ctr2.extended_err)));
2407                         composite_error(c, werror_to_ntstatus(r->out.ctr->ctr2.extended_err));
2408                         return;
2409                 }
2410
2411                 if (1 != r->out.ctr->ctr2.count) {
2412                         DEBUG(0,("DsAddEntry: something very wrong had happened - "
2413                                  "method succeeded but objects returned are %d (expected 1). "
2414                                  "Errors: dir_err = %d, extended_err = %s\n",
2415                                  r->out.ctr->ctr2.count,
2416                                  r->out.ctr->ctr2.dir_err,
2417                                  win_errstr(r->out.ctr->ctr2.extended_err)));
2418                         composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2419                 }
2420
2421                 s->dest_dsa.ntds_guid   = r->out.ctr->ctr2.objects[0].guid;
2422         } else {
2423                 composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2424                 return;
2425         }
2426
2427         talloc_free(r);
2428
2429         s->dest_dsa.ntds_dn_str = talloc_asprintf(s, "CN=NTDS Settings,%s",
2430                                                   s->dest_dsa.server_dn_str);
2431         if (composite_nomem(s->dest_dsa.ntds_dn_str, c)) return;
2432
2433         c->status = becomeDC_prepare_db(s);
2434         if (!composite_is_ok(c)) return;
2435
2436         /* this avoids the epmapper lookup on the 2nd connection */
2437         binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
2438         if (composite_nomem(binding_str, c)) return;
2439
2440         c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi2.binding);
2441         talloc_free(binding_str);
2442         if (!composite_is_ok(c)) return;
2443
2444         if (DEBUGLEVEL >= 10) {
2445                 s->drsuapi2.binding->flags |= DCERPC_DEBUG_PRINT_BOTH;
2446         }
2447
2448         /* w2k3 uses the same assoc_group_id as on the first connection, so we do */
2449         s->drsuapi2.binding->assoc_group_id     = s->drsuapi1.pipe->assoc_group_id;
2450
2451         becomeDC_drsuapi_connect_send(s, &s->drsuapi2, becomeDC_drsuapi2_connect_recv);
2452 }
2453
2454 static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s)
2455 {
2456         if (!s->callbacks.prepare_db) return NT_STATUS_OK;
2457
2458         s->_pp.domain           = &s->domain;
2459         s->_pp.forest           = &s->forest;
2460         s->_pp.source_dsa       = &s->source_dsa;
2461         s->_pp.dest_dsa         = &s->dest_dsa;
2462
2463         return s->callbacks.prepare_db(s->callbacks.private_data, &s->_pp);
2464 }
2465
2466 static void becomeDC_drsuapi2_bind_recv(struct tevent_req *subreq);
2467
2468 static void becomeDC_drsuapi2_connect_recv(struct composite_context *req)
2469 {
2470         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2471                                           struct libnet_BecomeDC_state);
2472         struct composite_context *c = s->creq;
2473
2474         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi2.pipe);
2475         if (!composite_is_ok(c)) return;
2476
2477         s->drsuapi2.drsuapi_handle = s->drsuapi2.pipe->binding_handle;
2478
2479         c->status = gensec_session_key(s->drsuapi2.pipe->conn->security_state.generic_state,
2480                                        s,
2481                                        &s->drsuapi2.gensec_skey);
2482         if (!composite_is_ok(c)) return;
2483
2484         becomeDC_drsuapi_bind_send(s, &s->drsuapi2, becomeDC_drsuapi2_bind_recv);
2485 }
2486
2487 static void becomeDC_drsuapi3_connect_recv(struct composite_context *req);
2488
2489 static void becomeDC_drsuapi2_bind_recv(struct tevent_req *subreq)
2490 {
2491         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2492                                           struct libnet_BecomeDC_state);
2493         struct composite_context *c = s->creq;
2494         char *binding_str;
2495         WERROR status;
2496
2497         c->status = dcerpc_drsuapi_DsBind_r_recv(subreq, s);
2498         TALLOC_FREE(subreq);
2499         if (!composite_is_ok(c)) return;
2500
2501         status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi2);
2502         if (!W_ERROR_IS_OK(status)) {
2503                 composite_error(c, werror_to_ntstatus(status));
2504                 return;
2505         }
2506
2507         /* this avoids the epmapper lookup on the 3rd connection */
2508         binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
2509         if (composite_nomem(binding_str, c)) return;
2510
2511         c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi3.binding);
2512         talloc_free(binding_str);
2513         if (!composite_is_ok(c)) return;
2514
2515         if (DEBUGLEVEL >= 10) {
2516                 s->drsuapi3.binding->flags |= DCERPC_DEBUG_PRINT_BOTH;
2517         }
2518
2519         /* w2k3 uses the same assoc_group_id as on the first connection, so we do */
2520         s->drsuapi3.binding->assoc_group_id     = s->drsuapi1.pipe->assoc_group_id;
2521         /* w2k3 uses the concurrent multiplex feature on the 3rd connection, so we do */
2522         s->drsuapi3.binding->flags              |= DCERPC_CONCURRENT_MULTIPLEX;
2523
2524         becomeDC_drsuapi_connect_send(s, &s->drsuapi3, becomeDC_drsuapi3_connect_recv);
2525 }
2526
2527 static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s);
2528
2529 static void becomeDC_drsuapi3_connect_recv(struct composite_context *req)
2530 {
2531         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2532                                           struct libnet_BecomeDC_state);
2533         struct composite_context *c = s->creq;
2534
2535         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi3.pipe);
2536         if (!composite_is_ok(c)) return;
2537
2538         s->drsuapi3.drsuapi_handle = s->drsuapi3.pipe->binding_handle;
2539
2540         c->status = gensec_session_key(s->drsuapi3.pipe->conn->security_state.generic_state,
2541                                        s,
2542                                        &s->drsuapi3.gensec_skey);
2543         if (!composite_is_ok(c)) return;
2544
2545         becomeDC_drsuapi3_pull_schema_send(s);
2546 }
2547
2548 static void becomeDC_drsuapi_pull_partition_send(struct libnet_BecomeDC_state *s,
2549                                                  struct becomeDC_drsuapi *drsuapi_h,
2550                                                  struct becomeDC_drsuapi *drsuapi_p,
2551                                                  struct libnet_BecomeDC_Partition *partition,
2552                                                  void (*recv_fn)(struct tevent_req *subreq))
2553 {
2554         struct composite_context *c = s->creq;
2555         struct drsuapi_DsGetNCChanges *r;
2556         struct tevent_req *subreq;
2557
2558         r = talloc(s, struct drsuapi_DsGetNCChanges);
2559         if (composite_nomem(r, c)) return;
2560
2561         r->out.level_out = talloc(r, uint32_t);
2562         if (composite_nomem(r->out.level_out, c)) return;
2563         r->in.req = talloc(r, union drsuapi_DsGetNCChangesRequest);
2564         if (composite_nomem(r->in.req, c)) return;
2565         r->out.ctr = talloc(r, union drsuapi_DsGetNCChangesCtr);
2566         if (composite_nomem(r->out.ctr, c)) return;
2567
2568         r->in.bind_handle       = &drsuapi_h->bind_handle;
2569         if (drsuapi_h->remote_info28.supported_extensions & DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8) {
2570                 r->in.level                             = 8;
2571                 r->in.req->req8.destination_dsa_guid    = partition->destination_dsa_guid;
2572                 r->in.req->req8.source_dsa_invocation_id= partition->source_dsa_invocation_id;
2573                 r->in.req->req8.naming_context          = &partition->nc;
2574                 r->in.req->req8.highwatermark           = partition->highwatermark;
2575                 r->in.req->req8.uptodateness_vector     = NULL;
2576                 r->in.req->req8.replica_flags           = partition->replica_flags;
2577                 r->in.req->req8.max_object_count        = 133;
2578                 r->in.req->req8.max_ndr_size            = 1336811;
2579                 r->in.req->req8.extended_op             = DRSUAPI_EXOP_NONE;
2580                 r->in.req->req8.fsmo_info               = 0;
2581                 r->in.req->req8.partial_attribute_set   = NULL;
2582                 r->in.req->req8.partial_attribute_set_ex= NULL;
2583                 r->in.req->req8.mapping_ctr.num_mappings= 0;
2584                 r->in.req->req8.mapping_ctr.mappings    = NULL;
2585         } else {
2586                 r->in.level                             = 5;
2587                 r->in.req->req5.destination_dsa_guid    = partition->destination_dsa_guid;
2588                 r->in.req->req5.source_dsa_invocation_id= partition->source_dsa_invocation_id;
2589                 r->in.req->req5.naming_context          = &partition->nc;
2590                 r->in.req->req5.highwatermark           = partition->highwatermark;
2591                 r->in.req->req5.uptodateness_vector     = NULL;
2592                 r->in.req->req5.replica_flags           = partition->replica_flags;
2593                 r->in.req->req5.max_object_count        = 133;
2594                 r->in.req->req5.max_ndr_size            = 1336770;
2595                 r->in.req->req5.extended_op             = DRSUAPI_EXOP_NONE;
2596                 r->in.req->req5.fsmo_info               = 0;
2597         }
2598
2599         /*
2600          * we should try to use the drsuapi_p->pipe here, as w2k3 does
2601          * but it seems that some extra flags in the DCERPC Bind call
2602          * are needed for it. Or the same KRB5 TGS is needed on both
2603          * connections.
2604          */
2605         s->ndr_struct_ptr = r;
2606         subreq = dcerpc_drsuapi_DsGetNCChanges_r_send(s, c->event_ctx,
2607                                                       drsuapi_p->drsuapi_handle,
2608                                                       r);
2609         if (composite_nomem(subreq, c)) return;
2610         tevent_req_set_callback(subreq, recv_fn, s);
2611 }
2612
2613 static WERROR becomeDC_drsuapi_pull_partition_recv(struct libnet_BecomeDC_state *s,
2614                                                    struct becomeDC_drsuapi *drsuapi_h,
2615                                                    struct becomeDC_drsuapi *drsuapi_p,
2616                                                    struct libnet_BecomeDC_Partition *partition,
2617                                                    struct drsuapi_DsGetNCChanges *r)
2618 {
2619         uint32_t req_level = 0;
2620         struct drsuapi_DsGetNCChangesRequest5 *req5 = NULL;
2621         struct drsuapi_DsGetNCChangesRequest8 *req8 = NULL;
2622         struct drsuapi_DsGetNCChangesRequest10 *req10 = NULL;
2623         uint32_t ctr_level = 0;
2624         struct drsuapi_DsGetNCChangesCtr1 *ctr1 = NULL;
2625         struct drsuapi_DsGetNCChangesCtr6 *ctr6 = NULL;
2626         struct GUID *source_dsa_guid = NULL;
2627         struct GUID *source_dsa_invocation_id = NULL;
2628         struct drsuapi_DsReplicaHighWaterMark *new_highwatermark = NULL;
2629         bool more_data = false;
2630         NTSTATUS nt_status;
2631
2632         if (!W_ERROR_IS_OK(r->out.result)) {
2633                 return r->out.result;
2634         }
2635
2636         switch (r->in.level) {
2637         case 0:
2638                 /* none */
2639                 break;
2640         case 5:
2641                 req5 = &r->in.req->req5;
2642                 break;
2643         case 8:
2644                 req8 = &r->in.req->req8;
2645                 break;
2646         case 10:
2647                 req10 = &r->in.req->req10;
2648                 break;
2649         default:
2650                 return WERR_INVALID_PARAMETER;
2651         }
2652
2653         if (*r->out.level_out == 1) {
2654                 ctr_level = 1;
2655                 ctr1 = &r->out.ctr->ctr1;
2656         } else if (*r->out.level_out == 2 &&
2657                    r->out.ctr->ctr2.mszip1.ts) {
2658                 ctr_level = 1;
2659                 ctr1 = &r->out.ctr->ctr2.mszip1.ts->ctr1;
2660         } else if (*r->out.level_out == 6) {
2661                 ctr_level = 6;
2662                 ctr6 = &r->out.ctr->ctr6;
2663         } else if (*r->out.level_out == 7 &&
2664                    r->out.ctr->ctr7.level == 6 &&
2665                    r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_MSZIP &&
2666                    r->out.ctr->ctr7.ctr.mszip6.ts) {
2667                 ctr_level = 6;
2668                 ctr6 = &r->out.ctr->ctr7.ctr.mszip6.ts->ctr6;
2669         } else if (*r->out.level_out == 7 &&
2670                    r->out.ctr->ctr7.level == 6 &&
2671                    r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_XPRESS &&
2672                    r->out.ctr->ctr7.ctr.xpress6.ts) {
2673                 ctr_level = 6;
2674                 ctr6 = &r->out.ctr->ctr7.ctr.xpress6.ts->ctr6;
2675         } else {
2676                 return WERR_BAD_NET_RESP;
2677         }
2678
2679         if (!ctr1 && ! ctr6) {
2680                 return WERR_BAD_NET_RESP;
2681         }
2682
2683         if (ctr_level == 6) {
2684                 if (!W_ERROR_IS_OK(ctr6->drs_error)) {
2685                         return ctr6->drs_error;
2686                 }
2687         }
2688
2689         switch (ctr_level) {
2690         case 1:
2691                 source_dsa_guid                 = &ctr1->source_dsa_guid;
2692                 source_dsa_invocation_id        = &ctr1->source_dsa_invocation_id;
2693                 new_highwatermark               = &ctr1->new_highwatermark;
2694                 more_data                       = ctr1->more_data;
2695                 break;
2696         case 6:
2697                 source_dsa_guid                 = &ctr6->source_dsa_guid;
2698                 source_dsa_invocation_id        = &ctr6->source_dsa_invocation_id;
2699                 new_highwatermark               = &ctr6->new_highwatermark;
2700                 more_data                       = ctr6->more_data;
2701                 break;
2702         }
2703
2704         partition->highwatermark                = *new_highwatermark;
2705         partition->source_dsa_guid              = *source_dsa_guid;
2706         partition->source_dsa_invocation_id     = *source_dsa_invocation_id;
2707         partition->more_data                    = more_data;
2708
2709         if (!partition->store_chunk) return WERR_OK;
2710
2711         s->_sc.domain           = &s->domain;
2712         s->_sc.forest           = &s->forest;
2713         s->_sc.source_dsa       = &s->source_dsa;
2714         s->_sc.dest_dsa         = &s->dest_dsa;
2715         s->_sc.partition        = partition;
2716         s->_sc.req_level        = req_level;
2717         s->_sc.req5             = req5;
2718         s->_sc.req8             = req8;
2719         s->_sc.req10            = req10;
2720         s->_sc.ctr_level        = ctr_level;
2721         s->_sc.ctr1             = ctr1;
2722         s->_sc.ctr6             = ctr6;
2723         /*
2724          * we need to use the drsuapi_p->gensec_skey here,
2725          * when we use drsuapi_p->pipe in the for this request
2726          */
2727         s->_sc.gensec_skey      = &drsuapi_p->gensec_skey;
2728
2729         nt_status = partition->store_chunk(s->callbacks.private_data, &s->_sc);
2730         if (!NT_STATUS_IS_OK(nt_status)) {
2731                 return ntstatus_to_werror(nt_status);
2732         }
2733
2734         return WERR_OK;
2735 }
2736
2737 static void becomeDC_drsuapi3_pull_schema_recv(struct tevent_req *subreq);
2738
2739 static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s)
2740 {
2741         s->schema_part.nc.guid  = GUID_zero();
2742         s->schema_part.nc.sid   = s->zero_sid;
2743         s->schema_part.nc.dn    = s->forest.schema_dn_str;
2744
2745         s->schema_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2746
2747         s->schema_part.replica_flags    = DRSUAPI_DRS_WRIT_REP
2748                                         | DRSUAPI_DRS_INIT_SYNC
2749                                         | DRSUAPI_DRS_PER_SYNC
2750                                         | DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
2751                                         | DRSUAPI_DRS_NEVER_SYNCED
2752                                         | DRSUAPI_DRS_USE_COMPRESSION;
2753         if (s->rodc_join) {
2754             s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
2755         }
2756
2757         s->schema_part.store_chunk      = s->callbacks.schema_chunk;
2758
2759         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
2760                                              becomeDC_drsuapi3_pull_schema_recv);
2761 }
2762
2763 static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s);
2764
2765 static void becomeDC_drsuapi3_pull_schema_recv(struct tevent_req *subreq)
2766 {
2767         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2768                                           struct libnet_BecomeDC_state);
2769         struct composite_context *c = s->creq;
2770         struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
2771                                            struct drsuapi_DsGetNCChanges);
2772         WERROR status;
2773
2774         s->ndr_struct_ptr = NULL;
2775
2776         c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
2777         TALLOC_FREE(subreq);
2778         if (!composite_is_ok(c)) return;
2779
2780         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part, r);
2781         if (!W_ERROR_IS_OK(status)) {
2782                 composite_error(c, werror_to_ntstatus(status));
2783                 return;
2784         }
2785
2786         talloc_free(r);
2787
2788         if (s->schema_part.more_data) {
2789                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
2790                                                      becomeDC_drsuapi3_pull_schema_recv);
2791                 return;
2792         }
2793
2794         becomeDC_drsuapi3_pull_config_send(s);
2795 }
2796
2797 static void becomeDC_drsuapi3_pull_config_recv(struct tevent_req *subreq);
2798
2799 static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s)
2800 {
2801         s->config_part.nc.guid  = GUID_zero();
2802         s->config_part.nc.sid   = s->zero_sid;
2803         s->config_part.nc.dn    = s->forest.config_dn_str;
2804
2805         s->config_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2806
2807         s->config_part.replica_flags    = DRSUAPI_DRS_WRIT_REP
2808                                         | DRSUAPI_DRS_INIT_SYNC
2809                                         | DRSUAPI_DRS_PER_SYNC
2810                                         | DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
2811                                         | DRSUAPI_DRS_NEVER_SYNCED
2812                                         | DRSUAPI_DRS_USE_COMPRESSION;
2813         if (s->rodc_join) {
2814             s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
2815         }
2816
2817         s->config_part.store_chunk      = s->callbacks.config_chunk;
2818
2819         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
2820                                              becomeDC_drsuapi3_pull_config_recv);
2821 }
2822
2823 static void becomeDC_drsuapi3_pull_config_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->config_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->config_part.more_data) {
2847                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
2848                                                      becomeDC_drsuapi3_pull_config_recv);
2849                 return;
2850         }
2851
2852         becomeDC_connect_ldap2(s);
2853 }
2854
2855 static void becomeDC_drsuapi3_pull_domain_recv(struct tevent_req *subreq);
2856
2857 static void becomeDC_drsuapi3_pull_domain_send(struct libnet_BecomeDC_state *s)
2858 {
2859         s->domain_part.nc.guid  = GUID_zero();
2860         s->domain_part.nc.sid   = s->zero_sid;
2861         s->domain_part.nc.dn    = s->domain.dn_str;
2862
2863         s->domain_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2864
2865         s->domain_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         if (s->critical_only) {
2872                 s->domain_part.replica_flags |= DRSUAPI_DRS_CRITICAL_ONLY | DRSUAPI_DRS_GET_ANC;
2873         }
2874         if (s->rodc_join) {
2875             s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
2876         }
2877
2878         s->domain_part.store_chunk      = s->callbacks.domain_chunk;
2879
2880         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2881                                              becomeDC_drsuapi3_pull_domain_recv);
2882 }
2883
2884 static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
2885                                               struct becomeDC_drsuapi *drsuapi,
2886                                               struct libnet_BecomeDC_Partition *partition,
2887                                               void (*recv_fn)(struct tevent_req *subreq));
2888 static void becomeDC_drsuapi2_update_refs_schema_recv(struct tevent_req *subreq);
2889
2890 static void becomeDC_drsuapi3_pull_domain_recv(struct tevent_req *subreq)
2891 {
2892         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2893                                           struct libnet_BecomeDC_state);
2894         struct composite_context *c = s->creq;
2895         struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
2896                                            struct drsuapi_DsGetNCChanges);
2897         WERROR status;
2898
2899         s->ndr_struct_ptr = NULL;
2900
2901         c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
2902         TALLOC_FREE(subreq);
2903         if (!composite_is_ok(c)) return;
2904
2905         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part, r);
2906         if (!W_ERROR_IS_OK(status)) {
2907                 composite_error(c, werror_to_ntstatus(status));
2908                 return;
2909         }
2910
2911         talloc_free(r);
2912
2913         if (s->domain_part.more_data) {
2914                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2915                                                      becomeDC_drsuapi3_pull_domain_recv);
2916                 return;
2917         }
2918
2919         if (s->critical_only) {
2920                 /* Remove the critical and ANC */
2921                 s->domain_part.replica_flags ^= DRSUAPI_DRS_CRITICAL_ONLY | DRSUAPI_DRS_GET_ANC;
2922                 s->critical_only = false;
2923                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2924                                                      becomeDC_drsuapi3_pull_domain_recv);
2925                 return;
2926         }
2927         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->schema_part,
2928                                           becomeDC_drsuapi2_update_refs_schema_recv);
2929 }
2930
2931 static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
2932                                               struct becomeDC_drsuapi *drsuapi,
2933                                               struct libnet_BecomeDC_Partition *partition,
2934                                               void (*recv_fn)(struct tevent_req *subreq))
2935 {
2936         struct composite_context *c = s->creq;
2937         struct drsuapi_DsReplicaUpdateRefs *r;
2938         const char *ntds_guid_str;
2939         const char *ntds_dns_name;
2940         struct tevent_req *subreq;
2941
2942         r = talloc(s, struct drsuapi_DsReplicaUpdateRefs);
2943         if (composite_nomem(r, c)) return;
2944
2945         ntds_guid_str = GUID_string(r, &s->dest_dsa.ntds_guid);
2946         if (composite_nomem(ntds_guid_str, c)) return;
2947
2948         ntds_dns_name = talloc_asprintf(r, "%s._msdcs.%s",
2949                                         ntds_guid_str,
2950                                         s->forest.dns_name);
2951         if (composite_nomem(ntds_dns_name, c)) return;
2952
2953         r->in.bind_handle               = &drsuapi->bind_handle;
2954         r->in.level                     = 1;
2955         r->in.req.req1.naming_context   = &partition->nc;
2956         r->in.req.req1.dest_dsa_dns_name= ntds_dns_name;
2957         r->in.req.req1.dest_dsa_guid    = s->dest_dsa.ntds_guid;
2958         r->in.req.req1.options          = DRSUAPI_DRS_ADD_REF | DRSUAPI_DRS_DEL_REF;
2959
2960         /* I think this is how we mark ourselves as a RODC */
2961         if (!lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "repl", "RODC", false)) {
2962                 r->in.req.req1.options |= DRSUAPI_DRS_WRIT_REP;
2963         }
2964
2965         s->ndr_struct_ptr = r;
2966         subreq = dcerpc_drsuapi_DsReplicaUpdateRefs_r_send(s, c->event_ctx,
2967                                                            drsuapi->drsuapi_handle,
2968                                                            r);
2969         if (composite_nomem(subreq, c)) return;
2970         tevent_req_set_callback(subreq, recv_fn, s);
2971 }
2972
2973 static void becomeDC_drsuapi2_update_refs_config_recv(struct tevent_req *subreq);
2974
2975 static void becomeDC_drsuapi2_update_refs_schema_recv(struct tevent_req *subreq)
2976 {
2977         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
2978                                           struct libnet_BecomeDC_state);
2979         struct composite_context *c = s->creq;
2980         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type_abort(s->ndr_struct_ptr,
2981                                            struct drsuapi_DsReplicaUpdateRefs);
2982
2983         s->ndr_struct_ptr = NULL;
2984
2985         c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
2986         TALLOC_FREE(subreq);
2987         if (!composite_is_ok(c)) return;
2988
2989         if (!W_ERROR_IS_OK(r->out.result)) {
2990                 composite_error(c, werror_to_ntstatus(r->out.result));
2991                 return;
2992         }
2993
2994         talloc_free(r);
2995
2996         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->config_part,
2997                                           becomeDC_drsuapi2_update_refs_config_recv);
2998 }
2999
3000 static void becomeDC_drsuapi2_update_refs_domain_recv(struct tevent_req *subreq);
3001
3002 static void becomeDC_drsuapi2_update_refs_config_recv(struct tevent_req *subreq)
3003 {
3004         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
3005                                           struct libnet_BecomeDC_state);
3006         struct composite_context *c = s->creq;
3007         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(s->ndr_struct_ptr,
3008                                            struct drsuapi_DsReplicaUpdateRefs);
3009
3010         s->ndr_struct_ptr = NULL;
3011
3012         c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
3013         TALLOC_FREE(subreq);
3014         if (!composite_is_ok(c)) return;
3015
3016         if (!W_ERROR_IS_OK(r->out.result)) {
3017                 composite_error(c, werror_to_ntstatus(r->out.result));
3018                 return;
3019         }
3020
3021         talloc_free(r);
3022
3023         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->domain_part,
3024                                           becomeDC_drsuapi2_update_refs_domain_recv);
3025 }
3026
3027 static void becomeDC_drsuapi2_update_refs_domain_recv(struct tevent_req *subreq)
3028 {
3029         struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
3030                                           struct libnet_BecomeDC_state);
3031         struct composite_context *c = s->creq;
3032         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(s->ndr_struct_ptr,
3033                                            struct drsuapi_DsReplicaUpdateRefs);
3034
3035         s->ndr_struct_ptr = NULL;
3036
3037         c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
3038         TALLOC_FREE(subreq);
3039         if (!composite_is_ok(c)) return;
3040
3041         if (!W_ERROR_IS_OK(r->out.result)) {
3042                 composite_error(c, werror_to_ntstatus(r->out.result));
3043                 return;
3044         }
3045
3046         talloc_free(r);
3047
3048         /* TODO: use DDNS updates and register dns names */
3049         composite_done(c);
3050 }
3051
3052 static NTSTATUS becomeDC_ldap2_modify_computer(struct libnet_BecomeDC_state *s)
3053 {
3054         int ret;
3055         struct ldb_message *msg;
3056         unsigned int i;
3057         uint32_t user_account_control = UF_SERVER_TRUST_ACCOUNT |
3058                                         UF_TRUSTED_FOR_DELEGATION;
3059
3060         /* as the value is already as we want it to be, we're done */
3061         if (s->dest_dsa.user_account_control == user_account_control) {
3062                 return NT_STATUS_OK;
3063         }
3064
3065         /* make a 'modify' msg, and only for serverReference */
3066         msg = ldb_msg_new(s);
3067         NT_STATUS_HAVE_NO_MEMORY(msg);
3068         msg->dn = ldb_dn_new(msg, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
3069         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
3070
3071         ret = samdb_msg_add_uint(s->ldap2.ldb, msg, msg, "userAccountControl",
3072                                  user_account_control);
3073         if (ret != LDB_SUCCESS) {
3074                 talloc_free(msg);
3075                 return NT_STATUS_NO_MEMORY;
3076         }
3077
3078         /* mark all the message elements (should be just one)
3079            as LDB_FLAG_MOD_REPLACE */
3080         for (i=0;i<msg->num_elements;i++) {
3081                 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
3082         }
3083
3084         ret = ldb_modify(s->ldap2.ldb, msg);
3085         talloc_free(msg);
3086         if (ret != LDB_SUCCESS) {
3087                 return NT_STATUS_LDAP(ret);
3088         }
3089
3090         s->dest_dsa.user_account_control = user_account_control;
3091
3092         return NT_STATUS_OK;
3093 }
3094
3095 static NTSTATUS becomeDC_ldap2_move_computer(struct libnet_BecomeDC_state *s)
3096 {
3097         int ret;
3098         struct ldb_dn *old_dn;
3099         struct ldb_dn *new_dn;
3100
3101         ret = dsdb_wellknown_dn(s->ldap2.ldb, s,
3102                                 ldb_get_default_basedn(s->ldap2.ldb),
3103                                 DS_GUID_DOMAIN_CONTROLLERS_CONTAINER,
3104                                 &new_dn);
3105         if (ret != LDB_SUCCESS) {
3106                 return NT_STATUS_LDAP(ret);
3107         }
3108
3109         if (!ldb_dn_add_child_fmt(new_dn, "CN=%s", s->dest_dsa.netbios_name)) {
3110                 talloc_free(new_dn);
3111                 return NT_STATUS_NO_MEMORY;
3112         }
3113
3114         old_dn = ldb_dn_new(new_dn, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
3115         NT_STATUS_HAVE_NO_MEMORY(old_dn);
3116
3117         if (ldb_dn_compare(old_dn, new_dn) == 0) {
3118                 /* we don't need to rename if the old and new dn match */
3119                 talloc_free(new_dn);
3120                 return NT_STATUS_OK;
3121         }
3122
3123         ret = ldb_rename(s->ldap2.ldb, old_dn, new_dn);
3124         if (ret != LDB_SUCCESS) {
3125                 talloc_free(new_dn);
3126                 return NT_STATUS_LDAP(ret);
3127         }
3128
3129         s->dest_dsa.computer_dn_str = ldb_dn_alloc_linearized(s, new_dn);
3130         NT_STATUS_HAVE_NO_MEMORY(s->dest_dsa.computer_dn_str);
3131
3132         talloc_free(new_dn);
3133
3134         return NT_STATUS_OK;
3135 }
3136
3137 static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s)
3138 {
3139         struct composite_context *c = s->creq;
3140
3141         c->status = becomeDC_ldap_connect(s, &s->ldap2);
3142         if (!composite_is_ok(c)) return;
3143
3144         c->status = becomeDC_ldap2_modify_computer(s);
3145         if (!composite_is_ok(c)) return;
3146
3147         c->status = becomeDC_ldap2_move_computer(s);
3148         if (!composite_is_ok(c)) return;
3149
3150         s->critical_only = true;
3151         becomeDC_drsuapi3_pull_domain_send(s);
3152 }
3153
3154 struct composite_context *libnet_BecomeDC_send(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3155 {
3156         struct composite_context *c;
3157         struct libnet_BecomeDC_state *s;
3158         char *tmp_name;
3159
3160         c = composite_create(mem_ctx, ctx->event_ctx);
3161         if (c == NULL) return NULL;
3162
3163         s = talloc_zero(c, struct libnet_BecomeDC_state);
3164         if (composite_nomem(s, c)) return c;
3165         c->private_data = s;
3166         s->creq         = c;
3167         s->libnet       = ctx;
3168
3169         /* Domain input */
3170         s->domain.dns_name      = talloc_strdup(s, r->in.domain_dns_name);
3171         if (composite_nomem(s->domain.dns_name, c)) return c;
3172         s->domain.netbios_name  = talloc_strdup(s, r->in.domain_netbios_name);
3173         if (composite_nomem(s->domain.netbios_name, c)) return c;
3174         s->domain.sid           = dom_sid_dup(s, r->in.domain_sid);
3175         if (composite_nomem(s->domain.sid, c)) return c;
3176
3177         /* Source DSA input */
3178         s->source_dsa.address   = talloc_strdup(s, r->in.source_dsa_address);
3179         if (composite_nomem(s->source_dsa.address, c)) return c;
3180
3181         /* Destination DSA input */
3182         s->dest_dsa.netbios_name= talloc_strdup(s, r->in.dest_dsa_netbios_name);
3183         if (composite_nomem(s->dest_dsa.netbios_name, c)) return c;
3184
3185         /* Destination DSA dns_name construction */
3186         tmp_name        = strlower_talloc(s, s->dest_dsa.netbios_name);
3187         if (composite_nomem(tmp_name, c)) return c;
3188         tmp_name        = talloc_asprintf_append_buffer(tmp_name, ".%s",s->domain.dns_name);
3189         if (composite_nomem(tmp_name, c)) return c;
3190         s->dest_dsa.dns_name    = tmp_name;
3191
3192         /* Callback function pointers */
3193         s->callbacks = r->in.callbacks;
3194
3195         /* RODC join*/
3196         s->rodc_join = r->in.rodc_join;
3197
3198         becomeDC_send_cldap(s);
3199         return c;
3200 }
3201
3202 NTSTATUS libnet_BecomeDC_recv(struct composite_context *c, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3203 {
3204         NTSTATUS status;
3205
3206         status = composite_wait(c);
3207
3208         ZERO_STRUCT(r->out);
3209
3210         talloc_free(c);
3211         return status;
3212 }
3213
3214 NTSTATUS libnet_BecomeDC(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3215 {
3216         NTSTATUS status;
3217         struct composite_context *c;
3218         c = libnet_BecomeDC_send(ctx, mem_ctx, r);
3219         status = libnet_BecomeDC_recv(c, mem_ctx, r);
3220         return status;
3221 }