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 "lib/ldb/include/ldb.h"
  25 #include "lib/ldb/include/ldb_errors.h"
  26 #include "lib/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
  38 /*****************************************************************************
  39  * Windows 2003 (w2k3) does the following steps when changing the server role
  40  * from domain member to domain controller
  41  *
  42  * We mostly do the same.
  43  *****************************************************************************/
  44
  45 /*
  46  * lookup DC:
  47  * - using nbt name<1C> request and a samlogon mailslot request
  48  * or
  49  * - using a DNS SRV _ldap._tcp.dc._msdcs. request and a CLDAP netlogon request
  50  *
  51  * see: becomeDC_recv_cldap() and becomeDC_send_cldap()
  52  */
  53
  54 /*
  55  * Open 1st LDAP connection to the DC using admin credentials
  56  *
  57  * see: becomeDC_connect_ldap1() and becomeDC_ldap_connect()
  58  */
  59
  60 /*
  61  * LDAP search 1st LDAP connection:
  62  *
  63  * see: becomeDC_ldap1_rootdse()
  64  *
  65  * Request:
  66  *      basedn: ""
  67  *      scope:  base
  68  *      filter: (objectClass=*)
  69  *      attrs:  *
  70  * Result:
  71  *      ""
  72  *              currentTime:            20061202155100.0Z
  73  *              subschemaSubentry:      CN=Aggregate,CN=Schema,CN=Configuration,<domain_partition>
  74  *              dsServiceName:          CN=<netbios_name>,CN=Servers,CN=<site_name>,CN=Sites,CN=Configuration,<domain_partition>
  75  *              namingContexts:         <domain_partition>
  76  *                                      CN=Configuration,<domain_partition>
  77  *                                      CN=Schema,CN=Configuration,<domain_partition>
  78  *              defaultNamingContext:   <domain_partition>
  79  *              schemaNamingContext:    CN=Schema,CN=Configuration,<domain_partition>
  80  *              configurationNamingContext:CN=Configuration,<domain_partition>
  81  *              rootDomainNamingContext:<domain_partition>
  82  *              supportedControl:       ...
  83  *              supportedLDAPVersion:   3
  84  *                                      2
  85  *              supportedLDAPPolicies:  ...
  86  *              highestCommitedUSN:     ...
  87  *              supportedSASLMechanisms:GSSAPI
  88  *                                      GSS-SPNEGO
  89  *                                      EXTERNAL
  90  *                                      DIGEST-MD5
  91  *              dnsHostName:            <dns_host_name>
  92  *              ldapServiceName:        <domain_dns_name>:<netbios_name>$@<REALM>
  93  *              serverName:             CN=Servers,CN=<site_name>,CN=Sites,CN=Configuration,<domain_partition>
  94  *              supportedCapabilities:  ...
  95  *              isSyncronized:          TRUE
  96  *              isGlobalCatalogReady:   TRUE
  97  *              domainFunctionality:    0
  98  *              forestFunctionality:    0
  99  *              domainControllerFunctionality: 2
 100  */
 101
 102 /*
 103  * LDAP search 1st LDAP connection:
 104  *
 105  * see: becomeDC_ldap1_crossref_behavior_version()
 106  *
 107  * Request:
 108  *      basedn: CN=Configuration,<domain_partition>
 109  *      scope:  one
 110  *      filter: (cn=Partitions)
 111  *      attrs:  msDS-Behavior-Version
 112  * Result:
 113  *      CN=Partitions,CN=Configuration,<domain_partition>
 114  *              msDS-Behavior-Version:  0
 115  */
 116
 117 /*
 118  * LDAP search 1st LDAP connection:
 119  *
 120  * NOTE: this seems to be a bug! as the messageID of the LDAP message is corrupted!
 121  *
 122  * not implemented here
 123  *
 124  * Request:
 125  *      basedn: CN=Schema,CN=Configuration,<domain_partition>
 126  *      scope:  one
 127  *      filter: (cn=Partitions)
 128  *      attrs:  msDS-Behavior-Version
 129  * Result:
 130  *      <none>
 131  *
 132  */
 133
 134 /*
 135  * LDAP search 1st LDAP connection:
 136  *
 137  * see: becomeDC_ldap1_domain_behavior_version()
 138  *
 139  * Request:
 140  *      basedn: <domain_partition>
 141  *      scope:  base
 142  *      filter: (objectClass=*)
 143  *      attrs:  msDS-Behavior-Version
 144  * Result:
 145  *      <domain_partition>
 146  *              msDS-Behavior-Version:  0
 147  */
 148
 149 /*
 150  * LDAP search 1st LDAP connection:
 151  *
 152  * see: becomeDC_ldap1_schema_object_version()
 153  *
 154  * Request:
 155  *      basedn: CN=Schema,CN=Configuration,<domain_partition>
 156  *      scope:  base
 157  *      filter: (objectClass=*)
 158  *      attrs:  objectVersion
 159  * Result:
 160  *      CN=Schema,CN=Configuration,<domain_partition>
 161  *              objectVersion:  30
 162  */
 163
 164 /*
 165  * LDAP search 1st LDAP connection:
 166  *
 167  * not implemented, because the information is already there
 168  *
 169  * Request:
 170  *      basedn: ""
 171  *      scope:  base
 172  *      filter: (objectClass=*)
 173  *      attrs:  defaultNamingContext
 174  *              dnsHostName
 175  * Result:
 176  *      ""
 177  *              defaultNamingContext:   <domain_partition>
 178  *              dnsHostName:            <dns_host_name>
 179  */
 180
 181 /*
 182  * LDAP search 1st LDAP connection:
 183  *
 184  * see: becomeDC_ldap1_infrastructure_fsmo()
 185  *
 186  * Request:
 187  *      basedn: <WKGUID=2fbac1870ade11d297c400c04fd8d5cd,domain_partition>
 188  *      scope:  base
 189  *      filter: (objectClass=*)
 190  *      attrs:  1.1
 191  * Result:
 192  *      CN=Infrastructure,<domain_partition>
 193  */
 194
 195 /*
 196  * LDAP search 1st LDAP connection:
 197  *
 198  * see: becomeDC_ldap1_w2k3_update_revision()
 199  *
 200  * Request:
 201  *      basedn: CN=Windows2003Update,CN=DomainUpdates,CN=System,<domain_partition>
 202  *      scope:  base
 203  *      filter: (objectClass=*)
 204  *      attrs:  revision
 205  * Result:
 206  *      CN=Windows2003Update,CN=DomainUpdates,CN=System,<domain_partition>
 207  *              revision:       8
 208  */
 209
 210 /*
 211  * LDAP search 1st LDAP connection:
 212  *
 213  * see: becomeDC_ldap1_infrastructure_fsmo()
 214  *
 215  * Request:
 216  *      basedn: CN=Infrastructure,<domain_partition>
 217  *      scope:  base
 218  *      filter: (objectClass=*)
 219  *      attrs:  fSMORoleOwner
 220  * Result:
 221  *      CN=Infrastructure,<domain_partition>
 222  *              fSMORoleOwner:  CN=NTDS Settings,<infrastructure_fsmo_server_object>
 223  */
 224
 225 /*
 226  * LDAP search 1st LDAP connection:
 227  *
 228  * see: becomeDC_ldap1_infrastructure_fsmo()
 229  *
 230  * Request:
 231  *      basedn: <infrastructure_fsmo_server_object>
 232  *      scope:  base
 233  *      filter: (objectClass=*)
 234  *      attrs:  dnsHostName
 235  * Result:
 236  *      <infrastructure_fsmo_server_object>
 237  *              dnsHostName:    <dns_host_name>
 238  */
 239
 240 /*
 241  * LDAP search 1st LDAP connection:
 242  *
 243  * see: becomeDC_ldap1_infrastructure_fsmo()
 244  *
 245  * Request:
 246  *      basedn: CN=NTDS Settings,<infrastructure_fsmo_server_object>
 247  *      scope:  base
 248  *      filter: (objectClass=*)
 249  *      attrs:  objectGUID
 250  * Result:
 251  *      CN=NTDS Settings,<infrastructure_fsmo_server_object>
 252  *              objectGUID:     <object_guid>
 253  */
 254
 255 /*
 256  * LDAP search 1st LDAP connection:
 257  *
 258  * see: becomeDC_ldap1_rid_manager_fsmo()
 259  *
 260  * Request:
 261  *      basedn: <domain_partition>
 262  *      scope:  base
 263  *      filter: (objectClass=*)
 264  *      attrs:  rIDManagerReference
 265  * Result:
 266  *      <domain_partition>
 267  *              rIDManagerReference:    CN=RID Manager$,CN=System,<domain_partition>
 268  */
 269
 270 /*
 271  * LDAP search 1st LDAP connection:
 272  *
 273  * see: becomeDC_ldap1_rid_manager_fsmo()
 274  *
 275  * Request:
 276  *      basedn: CN=RID Manager$,CN=System,<domain_partition>
 277  *      scope:  base
 278  *      filter: (objectClass=*)
 279  *      attrs:  fSMORoleOwner
 280  * Result:
 281  *      CN=Infrastructure,<domain_partition>
 282  *              fSMORoleOwner:  CN=NTDS Settings,<rid_manager_fsmo_server_object>
 283  */
 284
 285 /*
 286  * LDAP search 1st LDAP connection:
 287  *
 288  * see: becomeDC_ldap1_rid_manager_fsmo()
 289  *
 290  * Request:
 291  *      basedn: <rid_manager_fsmo_server_object>
 292  *      scope:  base
 293  *      filter: (objectClass=*)
 294  *      attrs:  dnsHostName
 295  * Result:
 296  *      <rid_manager_fsmo_server_object>
 297  *              dnsHostName:    <dns_host_name>
 298  */
 299
 300 /*
 301  * LDAP search 1st LDAP connection:
 302  *
 303  * see: becomeDC_ldap1_rid_manager_fsmo()
 304  *
 305  * Request:
 306  *      basedn: CN=NTDS Settings,<rid_manager_fsmo_server_object>
 307  *      scope:  base
 308  *      filter: (objectClass=*)
 309  *      attrs:  msDs-ReplicationEpoch
 310  * Result:
 311  *      CN=NTDS Settings,<rid_manager_fsmo_server_object>
 312  */
 313
 314 /*
 315  * LDAP search 1st LDAP connection:
 316  *
 317  * see: becomeDC_ldap1_site_object()
 318  *
 319  * Request:
 320  *      basedn: CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 321  *      scope:  base
 322  *      filter: (objectClass=*)
 323  *      attrs:
 324  * Result:
 325  *      CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 326  *              objectClass:    top
 327  *                              site
 328  *              cn:             <new_dc_site_name>
 329  *              distinguishedName:CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 330  *              instanceType:   4
 331  *              whenCreated:    ...
 332  *              whenChanged:    ...
 333  *              uSNCreated:     ...
 334  *              uSNChanged:     ...
 335  *              showInAdvancedViewOnly: TRUE
 336  *              name:           <new_dc_site_name>
 337  *              objectGUID:     <object_guid>
 338  *              systemFlags:    1107296256 <0x42000000>
 339  *              objectCategory: CN=Site,CN=Schema,CN=Configuration,<domain_partition>
 340  */
 341
 342 /***************************************************************
 343  * Add this stage we call the check_options() callback function
 344  * of the caller, to see if he wants us to continue
 345  *
 346  * see: becomeDC_check_options()
 347  ***************************************************************/
 348
 349 /*
 350  * LDAP search 1st LDAP connection:
 351  *
 352  * see: becomeDC_ldap1_computer_object()
 353  *
 354  * Request:
 355  *      basedn: <domain_partition>
 356  *      scope:  sub
 357  *      filter: (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<new_dc_account_name>))
 358  *      attrs:  distinguishedName
 359  *              userAccountControl
 360  * Result:
 361  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 362  *              distinguishedName:      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 363  *              userAccoountControl:    4096 <0x1000>
 364  */
 365
 366 /*
 367  * LDAP search 1st LDAP connection:
 368  *
 369  * see: becomeDC_ldap1_server_object_1()
 370  *
 371  * Request:
 372  *      basedn: CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 373  *      scope:  base
 374  *      filter: (objectClass=*)
 375  *      attrs:
 376  * Result:
 377  *      <noSuchObject>
 378  *      <matchedDN:CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 379  */
 380
 381 /*
 382  * LDAP search 1st LDAP connection:
 383  *
 384  * see: becomeDC_ldap1_server_object_2()
 385  *
 386  * Request:
 387  *      basedn: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 388  *      scope:  base
 389  *      filter: (objectClass=*)
 390  *      attrs:  serverReferenceBL
 391  *      typesOnly: TRUE!!!
 392  * Result:
 393  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 394  */
 395
 396 /*
 397  * LDAP add 1st LDAP connection:
 398  *
 399  * see: becomeDC_ldap1_server_object_add()
 400  *
 401  * Request:
 402  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 403  *      objectClass:    server
 404  *      systemFlags:    50000000 <0x2FAF080>
 405  *      serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 406  * Result:
 407  *      <success>
 408  */
 409
 410 /*
 411  * LDAP search 1st LDAP connection:
 412  *
 413  * not implemented, maybe we can add that later
 414  *
 415  * Request:
 416  *      basedn: CN=NTDS Settings,CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
 417  *      scope:  base
 418  *      filter: (objectClass=*)
 419  *      attrs:
 420  * Result:
 421  *      <noSuchObject>
 422  *      <matchedDN:CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 423  */
 424
 425 /*
 426  * LDAP search 1st LDAP connection:
 427  *
 428  * not implemented because it gives no new information
 429  *
 430  * Request:
 431  *      basedn: CN=Partitions,CN=Configuration,<domain_partition>
 432  *      scope:  sub
 433  *      filter: (nCName=<domain_partition>)
 434  *      attrs:  nCName
 435  *              dnsRoot
 436  *      controls: LDAP_SERVER_EXTENDED_DN_OID:critical=false
 437  * Result:
 438  *      <GUID=<hex_guid>>;CN=<domain_netbios_name>,CN=Partitions,<domain_partition>>
 439  *              nCName:         <GUID=<hex_guid>>;<SID=<hex_sid>>;<domain_partition>>
 440  *              dnsRoot:        <domain_dns_name>
 441  */
 442
 443 /*
 444  * LDAP modify 1st LDAP connection:
 445  *
 446  * see: becomeDC_ldap1_server_object_modify()
 447  *
 448  * Request (add):
 449  *      CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 450  *      serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 451  * Result:
 452  *      <attributeOrValueExist>
 453  */
 454
 455 /*
 456  * LDAP modify 1st LDAP connection:
 457  *
 458  * see: becomeDC_ldap1_server_object_modify()
 459  *
 460  * Request (replace):
 461  *      CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
 462  *      serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 463  * Result:
 464  *      <success>
 465  */
 466
 467 /*
 468  * Open 1st DRSUAPI connection to the DC using admin credentials
 469  * DsBind with DRSUAPI_DS_BIND_GUID_W2K3 ("6afab99c-6e26-464a-975f-f58f105218bc")
 470  * (w2k3 does 2 DsBind() calls here..., where is first is unused and contains garbage at the end)
 471  *
 472  * see: becomeDC_drsuapi_connect_send(), becomeDC_drsuapi1_connect_recv(),
 473  *      becomeDC_drsuapi_bind_send(), becomeDC_drsuapi_bind_recv() and becomeDC_drsuapi1_bind_recv()
 474  */
 475
 476 /*
 477  * DsAddEntry to create the CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
 478  * on the 1st DRSUAPI connection
 479  *
 480  * see: becomeDC_drsuapi1_add_entry_send() and becomeDC_drsuapi1_add_entry_recv()
 481  */
 482
 483 /***************************************************************
 484  * Add this stage we call the prepare_db() callback function
 485  * of the caller, to see if he wants us to continue
 486  *
 487  * see: becomeDC_prepare_db()
 488  ***************************************************************/
 489
 490 /*
 491  * Open 2nd and 3rd DRSUAPI connection to the DC using admin credentials
 492  * - a DsBind with DRSUAPI_DS_BIND_GUID_W2K3 ("6afab99c-6e26-464a-975f-f58f105218bc")
 493  *   on the 2nd connection
 494  *
 495  * see: becomeDC_drsuapi_connect_send(), becomeDC_drsuapi2_connect_recv(),
 496  *      becomeDC_drsuapi_bind_send(), becomeDC_drsuapi_bind_recv(), becomeDC_drsuapi2_bind_recv()
 497  *      and becomeDC_drsuapi3_connect_recv()
 498  */
 499
 500 /*
 501  * replicate CN=Schema,CN=Configuration,...
 502  * on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
 503  *
 504  * see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
 505  *      becomeDC_drsuapi3_pull_schema_send() and becomeDC_drsuapi3_pull_schema_recv()
 506  *
 507  ***************************************************************
 508  * Add this stage we call the schema_chunk() callback function
 509  * for each replication message
 510  ***************************************************************/
 511
 512 /*
 513  * replicate CN=Configuration,...
 514  * on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
 515  *
 516  * see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
 517  *      becomeDC_drsuapi3_pull_config_send() and becomeDC_drsuapi3_pull_config_recv()
 518  *
 519  ***************************************************************
 520  * Add this stage we call the config_chunk() callback function
 521  * for each replication message
 522  ***************************************************************/
 523
 524 /*
 525  * LDAP unbind on the 1st LDAP connection
 526  *
 527  * not implemented, because it's not needed...
 528  */
 529
 530 /*
 531  * Open 2nd LDAP connection to the DC using admin credentials
 532  *
 533  * see: becomeDC_connect_ldap2() and becomeDC_ldap_connect()
 534  */
 535
 536 /*
 537  * LDAP search 2nd LDAP connection:
 538  *
 539  * not implemented because it gives no new information
 540  * same as becomeDC_ldap1_computer_object()
 541  *
 542  * Request:
 543  *      basedn: <domain_partition>
 544  *      scope:  sub
 545  *      filter: (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<new_dc_account_name>))
 546  *      attrs:  distinguishedName
 547  *              userAccountControl
 548  * Result:
 549  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 550  *              distinguishedName:      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 551  *              userAccoountControl:    4096 <0x00001000>
 552  */
 553
 554 /*
 555  * LDAP search 2nd LDAP connection:
 556  *
 557  * not implemented because it gives no new information
 558  * same as becomeDC_ldap1_computer_object()
 559  *
 560  * Request:
 561  *      basedn: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 562  *      scope:  base
 563  *      filter: (objectClass=*)
 564  *      attrs:  userAccountControl
 565  * Result:
 566  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 567  *              userAccoountControl:    4096 <0x00001000>
 568  */
 569
 570 /*
 571  * LDAP modify 2nd LDAP connection:
 572  *
 573  * see: becomeDC_ldap2_modify_computer()
 574  *
 575  * Request (replace):
 576  *      CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 577  *      userAccoountControl:    532480 <0x82000>
 578  * Result:
 579  *      <success>
 580  */
 581
 582 /*
 583  * LDAP search 2nd LDAP connection:
 584  *
 585  * see: becomeDC_ldap2_move_computer()
 586  *
 587  * Request:
 588  *      basedn: <WKGUID=2fbac1870ade11d297c400c04fd8d5cd,<domain_partition>>
 589  *      scope:  base
 590  *      filter: (objectClass=*)
 591  *      attrs:  1.1
 592  * Result:
 593  *      CN=Domain Controllers,<domain_partition>
 594  */
 595
 596 /*
 597  * LDAP search 2nd LDAP connection:
 598  *
 599  * not implemented because it gives no new information
 600  *
 601  * Request:
 602  *      basedn: CN=Domain Controllers,<domain_partition>
 603  *      scope:  base
 604  *      filter: (objectClass=*)
 605  *      attrs:  distinguishedName
 606  * Result:
 607  *      CN=Domain Controller,<domain_partition>
 608  *              distinguishedName:      CN=Domain Controllers,<domain_partition>
 609  */
 610
 611 /*
 612  * LDAP modifyRDN 2nd LDAP connection:
 613  *
 614  * see: becomeDC_ldap2_move_computer()
 615  *
 616  * Request:
 617  *      entry:          CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
 618  *      newrdn:         CN=<new_dc_netbios_name>
 619  *      deleteoldrdn:   TRUE
 620  *      newparent:      CN=Domain Controllers,<domain_partition>
 621  * Result:
 622  *      <success>
 623  */
 624
 625 /*
 626  * LDAP unbind on the 2nd LDAP connection
 627  *
 628  * not implemented, because it's not needed...
 629  */
 630
 631 /*
 632  * replicate Domain Partition
 633  * on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
 634  *
 635  * see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
 636  *      becomeDC_drsuapi3_pull_domain_send() and becomeDC_drsuapi3_pull_domain_recv()
 637  *
 638  ***************************************************************
 639  * Add this stage we call the domain_chunk() callback function
 640  * for each replication message
 641  ***************************************************************/
 642
 643 /* call DsReplicaUpdateRefs() for all partitions like this:
 644  *     req1: struct drsuapi_DsReplicaUpdateRefsRequest1
 645  *
 646  *                 naming_context: struct drsuapi_DsReplicaObjectIdentifier
 647  *                     __ndr_size               : 0x000000ae (174)
 648  *                     __ndr_size_sid           : 0x00000000 (0)
 649  *                     guid                     : 00000000-0000-0000-0000-000000000000
 650  *                     sid                      : S-0-0
 651  *                     dn                       : 'CN=Schema,CN=Configuration,DC=w2k3,DC=vmnet1,DC=vm,DC=base'
 652  *
 653  *                 dest_dsa_dns_name        : '4a0df188-a0b8-47ea-bbe5-e614723f16dd._msdcs.w2k3.vmnet1.vm.base'
 654  *           dest_dsa_guid            : 4a0df188-a0b8-47ea-bbe5-e614723f16dd
 655  *           options                  : 0x0000001c (28)
 656  *                 0: DRSUAPI_DS_REPLICA_UPDATE_ASYNCHRONOUS_OPERATION
 657  *                 0: DRSUAPI_DS_REPLICA_UPDATE_WRITEABLE
 658  *                 1: DRSUAPI_DS_REPLICA_UPDATE_ADD_REFERENCE
 659  *                 1: DRSUAPI_DS_REPLICA_UPDATE_DELETE_REFERENCE
 660  *                 1: DRSUAPI_DS_REPLICA_UPDATE_0x00000010
 661  *
 662  * 4a0df188-a0b8-47ea-bbe5-e614723f16dd is the objectGUID the DsAddEntry() returned for the
 663  * CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
 664  * on the 2nd!!! DRSUAPI connection
 665  *
 666  * see: becomeDC_drsuapi_update_refs_send(), becomeDC_drsuapi2_update_refs_schema_recv(),
 667  *      becomeDC_drsuapi2_update_refs_config_recv() and becomeDC_drsuapi2_update_refs_domain_recv()
 668  */
 669
 670 /*
 671  * Windows does opens the 4th and 5th DRSUAPI connection...
 672  * and does a DsBind() with the objectGUID from DsAddEntry() as bind_guid
 673  * on the 4th connection
 674  *
 675  * and then 2 full replications of the domain partition on the 5th connection
 676  * with the bind_handle from the 4th connection
 677  *
 678  * not implemented because it gives no new information
 679  */
 680
 681 struct libnet_BecomeDC_state {
 682         struct composite_context *creq;
 683
 684         struct libnet_context *libnet;
 685
 686         struct dom_sid zero_sid;
 687
 688         struct {
 689                 struct cldap_socket *sock;
 690                 struct cldap_netlogon io;
 691                 struct NETLOGON_SAM_LOGON_RESPONSE_EX netlogon;
 692         } cldap;
 693
 694         struct becomeDC_ldap {
 695                 struct ldb_context *ldb;
 696                 const struct ldb_message *rootdse;
 697         } ldap1, ldap2;
 698
 699         struct becomeDC_drsuapi {
 700                 struct libnet_BecomeDC_state *s;
 701                 struct dcerpc_binding *binding;
 702                 struct dcerpc_pipe *pipe;
 703                 DATA_BLOB gensec_skey;
 704                 struct drsuapi_DsBind bind_r;
 705                 struct GUID bind_guid;
 706                 struct drsuapi_DsBindInfoCtr bind_info_ctr;
 707                 struct drsuapi_DsBindInfo28 local_info28;
 708                 struct drsuapi_DsBindInfo28 remote_info28;
 709                 struct policy_handle bind_handle;
 710         } drsuapi1, drsuapi2, drsuapi3;
 711
 712         struct libnet_BecomeDC_Domain domain;
 713         struct libnet_BecomeDC_Forest forest;
 714         struct libnet_BecomeDC_SourceDSA source_dsa;
 715         struct libnet_BecomeDC_DestDSA dest_dsa;
 716
 717         struct libnet_BecomeDC_Partition schema_part, config_part, domain_part;
 718
 719         struct becomeDC_fsmo {
 720                 const char *dns_name;
 721                 const char *server_dn_str;
 722                 const char *ntds_dn_str;
 723                 struct GUID ntds_guid;
 724         } infrastructure_fsmo;
 725
 726         struct becomeDC_fsmo rid_manager_fsmo;
 727
 728         struct libnet_BecomeDC_CheckOptions _co;
 729         struct libnet_BecomeDC_PrepareDB _pp;
 730         struct libnet_BecomeDC_StoreChunk _sc;
 731         struct libnet_BecomeDC_Callbacks callbacks;
 732 };
 733
 734 static int32_t get_dc_function_level(struct loadparm_context *lp_ctx)
 735 {
 736         /* per default we are (Windows) 2008 compatible */
 737         return lp_parm_int(lp_ctx, NULL, "ads", "dc function level",
 738                 DS_DC_FUNCTION_2008);
 739 }
 740
 741 static int32_t get_min_function_level(struct loadparm_context *lp_ctx)
 742 {
 743         /* per default it is (Windows) 2003 Native compatible */
 744         return lp_parm_int(lp_ctx, NULL, "ads", "min function level",
 745                 DS_DOMAIN_FUNCTION_2003);
 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
 755         s->cldap.io.in.dest_address     = s->source_dsa.address;
 756         s->cldap.io.in.dest_port        = lp_cldap_port(s->libnet->lp_ctx);
 757         s->cldap.io.in.realm            = s->domain.dns_name;
 758         s->cldap.io.in.host             = s->dest_dsa.netbios_name;
 759         s->cldap.io.in.user             = NULL;
 760         s->cldap.io.in.domain_guid      = NULL;
 761         s->cldap.io.in.domain_sid       = NULL;
 762         s->cldap.io.in.acct_control     = -1;
 763         s->cldap.io.in.version          = NETLOGON_NT_VERSION_5 | NETLOGON_NT_VERSION_5EX;
 764         s->cldap.io.in.map_response     = true;
 765
 766         c->status = cldap_socket_init(s, s->libnet->event_ctx,
 767                                       NULL, NULL, &s->cldap.sock);//TODO
 768         if (!composite_is_ok(c)) return;
 769
 770         req = cldap_netlogon_send(s, s->cldap.sock, &s->cldap.io);
 771         if (composite_nomem(req, c)) return;
 772         tevent_req_set_callback(req, becomeDC_recv_cldap, s);
 773 }
 774
 775 static void becomeDC_connect_ldap1(struct libnet_BecomeDC_state *s);
 776
 777 static void becomeDC_recv_cldap(struct tevent_req *req)
 778 {
 779         struct libnet_BecomeDC_state *s = tevent_req_callback_data(req,
 780                                           struct libnet_BecomeDC_state);
 781         struct composite_context *c = s->creq;
 782
 783         c->status = cldap_netlogon_recv(req,
 784                                         lp_iconv_convenience(s->libnet->lp_ctx),
 785                                         s, &s->cldap.io);
 786         talloc_free(req);
 787         if (!composite_is_ok(c)) {
 788                 DEBUG(0,("Failed to send, receive or parse CLDAP reply from server %s for our host %s: %s\n",
 789                          s->cldap.io.in.dest_address,
 790                          s->cldap.io.in.host,
 791                          nt_errstr(c->status)));
 792                 return;
 793         }
 794         s->cldap.netlogon = s->cldap.io.out.netlogon.data.nt5_ex;
 795
 796         s->domain.dns_name              = s->cldap.netlogon.dns_domain;
 797         s->domain.netbios_name          = s->cldap.netlogon.domain;
 798         s->domain.guid                  = s->cldap.netlogon.domain_uuid;
 799
 800         s->forest.dns_name              = s->cldap.netlogon.forest;
 801
 802         s->source_dsa.dns_name          = s->cldap.netlogon.pdc_dns_name;
 803         s->source_dsa.netbios_name      = s->cldap.netlogon.pdc_name;
 804         s->source_dsa.site_name         = s->cldap.netlogon.server_site;
 805
 806         s->dest_dsa.site_name           = s->cldap.netlogon.client_site;
 807
 808         becomeDC_connect_ldap1(s);
 809 }
 810
 811 static NTSTATUS becomeDC_ldap_connect(struct libnet_BecomeDC_state *s,
 812                                       struct becomeDC_ldap *ldap)
 813 {
 814         char *url;
 815
 816         url = talloc_asprintf(s, "ldap://%s/", s->source_dsa.dns_name);
 817         NT_STATUS_HAVE_NO_MEMORY(url);
 818
 819         ldap->ldb = ldb_wrap_connect(s, s->libnet->event_ctx, s->libnet->lp_ctx, url,
 820                                      NULL,
 821                                      s->libnet->cred,
 822                                      0);
 823         talloc_free(url);
 824         if (ldap->ldb == NULL) {
 825                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
 826         }
 827
 828         return NT_STATUS_OK;
 829 }
 830
 831 static NTSTATUS becomeDC_ldap1_rootdse(struct libnet_BecomeDC_state *s)
 832 {
 833         int ret;
 834         struct ldb_result *r;
 835         struct ldb_dn *basedn;
 836         static const char *attrs[] = {
 837                 "*",
 838                 NULL
 839         };
 840
 841         basedn = ldb_dn_new(s, s->ldap1.ldb, NULL);
 842         NT_STATUS_HAVE_NO_MEMORY(basedn);
 843
 844         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
 845                          "(objectClass=*)");
 846         talloc_free(basedn);
 847         if (ret != LDB_SUCCESS) {
 848                 return NT_STATUS_LDAP(ret);
 849         } else if (r->count != 1) {
 850                 talloc_free(r);
 851                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 852         }
 853
 854         s->ldap1.rootdse = r->msgs[0];
 855
 856         s->domain.dn_str        = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "defaultNamingContext", NULL);
 857         if (!s->domain.dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 858
 859         s->forest.root_dn_str   = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "rootDomainNamingContext", NULL);
 860         if (!s->forest.root_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 861         s->forest.config_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "configurationNamingContext", NULL);
 862         if (!s->forest.config_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 863         s->forest.schema_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "schemaNamingContext", NULL);
 864         if (!s->forest.schema_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 865
 866         s->source_dsa.server_dn_str     = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "serverName", NULL);
 867         if (!s->source_dsa.server_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 868         s->source_dsa.ntds_dn_str       = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "dsServiceName", NULL);
 869         if (!s->source_dsa.ntds_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
 870
 871         return NT_STATUS_OK;
 872 }
 873
 874 static NTSTATUS becomeDC_ldap1_crossref_behavior_version(struct libnet_BecomeDC_state *s)
 875 {
 876         int ret;
 877         struct ldb_result *r;
 878         struct ldb_dn *basedn;
 879         static const char *attrs[] = {
 880                 "msDs-Behavior-Version",
 881                 NULL
 882         };
 883
 884         basedn = ldb_dn_new(s, s->ldap1.ldb, s->forest.config_dn_str);
 885         NT_STATUS_HAVE_NO_MEMORY(basedn);
 886
 887         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_ONELEVEL, attrs,
 888                          "(cn=Partitions)");
 889         talloc_free(basedn);
 890         if (ret != LDB_SUCCESS) {
 891                 return NT_STATUS_LDAP(ret);
 892         } else if (r->count != 1) {
 893                 talloc_free(r);
 894                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 895         }
 896
 897         s->forest.crossref_behavior_version = ldb_msg_find_attr_as_uint(r->msgs[0], "msDs-Behavior-Version", 0);
 898         if (s->forest.crossref_behavior_version <
 899                          get_min_function_level(s->libnet->lp_ctx)) {
 900                 talloc_free(r);
 901                 DEBUG(0,("The servers function level %u is below 'ads:min function level' of %u\n",
 902                          s->forest.crossref_behavior_version,
 903                          get_min_function_level(s->libnet->lp_ctx)));
 904                 return NT_STATUS_NOT_SUPPORTED;
 905         }
 906         if (s->forest.crossref_behavior_version >
 907                         get_dc_function_level(s->libnet->lp_ctx)) {
 908                 talloc_free(r);
 909                 DEBUG(0,("The servers function level %u is above 'ads:dc function level' of %u\n",
 910                          s->forest.crossref_behavior_version,
 911                          get_dc_function_level(s->libnet->lp_ctx)));
 912                 return NT_STATUS_NOT_SUPPORTED;
 913         }
 914
 915         talloc_free(r);
 916         return NT_STATUS_OK;
 917 }
 918
 919 static NTSTATUS becomeDC_ldap1_domain_behavior_version(struct libnet_BecomeDC_state *s)
 920 {
 921         int ret;
 922         struct ldb_result *r;
 923         struct ldb_dn *basedn;
 924         static const char *attrs[] = {
 925                 "msDs-Behavior-Version",
 926                 NULL
 927         };
 928
 929         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
 930         NT_STATUS_HAVE_NO_MEMORY(basedn);
 931
 932         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
 933                          "(objectClass=*)");
 934         talloc_free(basedn);
 935         if (ret != LDB_SUCCESS) {
 936                 return NT_STATUS_LDAP(ret);
 937         } else if (r->count != 1) {
 938                 talloc_free(r);
 939                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 940         }
 941
 942         s->domain.behavior_version = ldb_msg_find_attr_as_uint(r->msgs[0], "msDs-Behavior-Version", 0);
 943         if (s->domain.behavior_version <
 944                         get_min_function_level(s->libnet->lp_ctx)) {
 945                 talloc_free(r);
 946                 DEBUG(0,("The servers function level %u is below 'ads:min function level' of %u\n",
 947                          s->forest.crossref_behavior_version,
 948                          get_min_function_level(s->libnet->lp_ctx)));
 949                 return NT_STATUS_NOT_SUPPORTED;
 950         }
 951         if (s->domain.behavior_version >
 952                         get_dc_function_level(s->libnet->lp_ctx)) {
 953                 talloc_free(r);
 954                 DEBUG(0,("The servers function level %u is above 'ads:dc function level' of %u\n",
 955                          s->forest.crossref_behavior_version,
 956                          get_dc_function_level(s->libnet->lp_ctx)));
 957                 return NT_STATUS_NOT_SUPPORTED;
 958         }
 959
 960         talloc_free(r);
 961         return NT_STATUS_OK;
 962 }
 963
 964 static NTSTATUS becomeDC_ldap1_schema_object_version(struct libnet_BecomeDC_state *s)
 965 {
 966         int ret;
 967         struct ldb_result *r;
 968         struct ldb_dn *basedn;
 969         static const char *attrs[] = {
 970                 "objectVersion",
 971                 NULL
 972         };
 973
 974         basedn = ldb_dn_new(s, s->ldap1.ldb, s->forest.schema_dn_str);
 975         NT_STATUS_HAVE_NO_MEMORY(basedn);
 976
 977         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
 978                          "(objectClass=*)");
 979         talloc_free(basedn);
 980         if (ret != LDB_SUCCESS) {
 981                 return NT_STATUS_LDAP(ret);
 982         } else if (r->count != 1) {
 983                 talloc_free(r);
 984                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 985         }
 986
 987         s->forest.schema_object_version = ldb_msg_find_attr_as_uint(r->msgs[0], "objectVersion", 0);
 988
 989         talloc_free(r);
 990         return NT_STATUS_OK;
 991 }
 992
 993 static NTSTATUS becomeDC_ldap1_w2k3_update_revision(struct libnet_BecomeDC_state *s)
 994 {
 995         int ret;
 996         struct ldb_result *r;
 997         struct ldb_dn *basedn;
 998         static const char *attrs[] = {
 999                 "revision",
1000                 NULL
1001         };
1002
1003         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=Windows2003Update,CN=DomainUpdates,CN=System,%s",
1004                                 s->domain.dn_str);
1005         NT_STATUS_HAVE_NO_MEMORY(basedn);
1006
1007         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
1008                          "(objectClass=*)");
1009         talloc_free(basedn);
1010         if (ret == LDB_ERR_NO_SUCH_OBJECT) {
1011                 /* w2k doesn't have this object */
1012                 s->domain.w2k3_update_revision = 0;
1013                 return NT_STATUS_OK;
1014         } else if (ret != LDB_SUCCESS) {
1015                 return NT_STATUS_LDAP(ret);
1016         } else if (r->count != 1) {
1017                 talloc_free(r);
1018                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1019         }
1020
1021         s->domain.w2k3_update_revision = ldb_msg_find_attr_as_uint(r->msgs[0], "revision", 0);
1022
1023         talloc_free(r);
1024         return NT_STATUS_OK;
1025 }
1026
1027 static NTSTATUS becomeDC_ldap1_infrastructure_fsmo(struct libnet_BecomeDC_state *s)
1028 {
1029         int ret;
1030         struct ldb_result *r;
1031         struct ldb_dn *basedn;
1032         struct ldb_dn *ntds_dn;
1033         struct ldb_dn *server_dn;
1034         static const char *dns_attrs[] = {
1035                 "dnsHostName",
1036                 NULL
1037         };
1038         static const char *guid_attrs[] = {
1039                 "objectGUID",
1040                 NULL
1041         };
1042
1043         ret = dsdb_wellknown_dn(s->ldap1.ldb, s, samdb_base_dn(s->ldap1.ldb),
1044                                 DS_GUID_INFRASTRUCTURE_CONTAINER,
1045                                 &basedn);
1046         if (ret != LDB_SUCCESS) {
1047                 return NT_STATUS_LDAP(ret);
1048         }
1049
1050         ret = samdb_reference_dn(s->ldap1.ldb, s, basedn, "fSMORoleOwner", &ntds_dn);
1051         if (ret != LDB_SUCCESS) {
1052                 talloc_free(basedn);
1053                 return NT_STATUS_LDAP(ret);
1054         }
1055
1056         s->infrastructure_fsmo.ntds_dn_str = ldb_dn_get_linearized(ntds_dn);
1057         NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.ntds_dn_str);
1058
1059         server_dn = ldb_dn_get_parent(s, ntds_dn);
1060         NT_STATUS_HAVE_NO_MEMORY(server_dn);
1061
1062         s->infrastructure_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
1063         NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.server_dn_str);
1064
1065         ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
1066                          dns_attrs, "(objectClass=*)");
1067         if (ret != LDB_SUCCESS) {
1068                 return NT_STATUS_LDAP(ret);
1069         } else if (r->count != 1) {
1070                 talloc_free(r);
1071                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1072         }
1073
1074         s->infrastructure_fsmo.dns_name = samdb_result_string(r->msgs[0], "dnsHostName", NULL);
1075         if (!s->infrastructure_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1076         talloc_steal(s, s->infrastructure_fsmo.dns_name);
1077
1078         talloc_free(r);
1079
1080         ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
1081                          guid_attrs, "(objectClass=*)");
1082         if (ret != LDB_SUCCESS) {
1083                 return NT_STATUS_LDAP(ret);
1084         } else if (r->count != 1) {
1085                 talloc_free(r);
1086                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1087         }
1088
1089         s->infrastructure_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1090
1091         talloc_free(r);
1092
1093         return NT_STATUS_OK;
1094 }
1095
1096 static NTSTATUS becomeDC_ldap1_rid_manager_fsmo(struct libnet_BecomeDC_state *s)
1097 {
1098         int ret;
1099         struct ldb_result *r;
1100         struct ldb_dn *basedn;
1101         const char *reference_dn_str;
1102         struct ldb_dn *ntds_dn;
1103         struct ldb_dn *server_dn;
1104         static const char *rid_attrs[] = {
1105                 "rIDManagerReference",
1106                 NULL
1107         };
1108         static const char *fsmo_attrs[] = {
1109                 "fSMORoleOwner",
1110                 NULL
1111         };
1112         static const char *dns_attrs[] = {
1113                 "dnsHostName",
1114                 NULL
1115         };
1116         static const char *guid_attrs[] = {
1117                 "objectGUID",
1118                 NULL
1119         };
1120
1121         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
1122         NT_STATUS_HAVE_NO_MEMORY(basedn);
1123
1124         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1125                          rid_attrs, "(objectClass=*)");
1126         talloc_free(basedn);
1127         if (ret != LDB_SUCCESS) {
1128                 return NT_STATUS_LDAP(ret);
1129         } else if (r->count != 1) {
1130                 talloc_free(r);
1131                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1132         }
1133
1134         reference_dn_str        = samdb_result_string(r->msgs[0], "rIDManagerReference", NULL);
1135         if (!reference_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1136
1137         basedn = ldb_dn_new(s, s->ldap1.ldb, reference_dn_str);
1138         NT_STATUS_HAVE_NO_MEMORY(basedn);
1139
1140         talloc_free(r);
1141
1142         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1143                          fsmo_attrs, "(objectClass=*)");
1144         talloc_free(basedn);
1145         if (ret != LDB_SUCCESS) {
1146                 return NT_STATUS_LDAP(ret);
1147         } else if (r->count != 1) {
1148                 talloc_free(r);
1149                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1150         }
1151
1152         s->rid_manager_fsmo.ntds_dn_str = samdb_result_string(r->msgs[0], "fSMORoleOwner", NULL);
1153         if (!s->rid_manager_fsmo.ntds_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1154         talloc_steal(s, s->rid_manager_fsmo.ntds_dn_str);
1155
1156         talloc_free(r);
1157
1158         ntds_dn = ldb_dn_new(s, s->ldap1.ldb, s->rid_manager_fsmo.ntds_dn_str);
1159         NT_STATUS_HAVE_NO_MEMORY(ntds_dn);
1160
1161         server_dn = ldb_dn_get_parent(s, ntds_dn);
1162         NT_STATUS_HAVE_NO_MEMORY(server_dn);
1163
1164         s->rid_manager_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
1165         NT_STATUS_HAVE_NO_MEMORY(s->rid_manager_fsmo.server_dn_str);
1166
1167         ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
1168                          dns_attrs, "(objectClass=*)");
1169         if (ret != LDB_SUCCESS) {
1170                 return NT_STATUS_LDAP(ret);
1171         } else if (r->count != 1) {
1172                 talloc_free(r);
1173                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1174         }
1175
1176         s->rid_manager_fsmo.dns_name    = samdb_result_string(r->msgs[0], "dnsHostName", NULL);
1177         if (!s->rid_manager_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1178         talloc_steal(s, s->rid_manager_fsmo.dns_name);
1179
1180         talloc_free(r);
1181
1182         ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
1183                          guid_attrs, "(objectClass=*)");
1184         if (ret != LDB_SUCCESS) {
1185                 return NT_STATUS_LDAP(ret);
1186         } else if (r->count != 1) {
1187                 talloc_free(r);
1188                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1189         }
1190
1191         s->rid_manager_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1192
1193         talloc_free(r);
1194
1195         return NT_STATUS_OK;
1196 }
1197
1198 static NTSTATUS becomeDC_ldap1_site_object(struct libnet_BecomeDC_state *s)
1199 {
1200         int ret;
1201         struct ldb_result *r;
1202         struct ldb_dn *basedn;
1203
1204         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Sites,%s",
1205                                 s->dest_dsa.site_name,
1206                                 s->forest.config_dn_str);
1207         NT_STATUS_HAVE_NO_MEMORY(basedn);
1208
1209         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1210                          NULL, "(objectClass=*)");
1211         talloc_free(basedn);
1212         if (ret != LDB_SUCCESS) {
1213                 return NT_STATUS_LDAP(ret);
1214         } else if (r->count != 1) {
1215                 talloc_free(r);
1216                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1217         }
1218
1219         s->dest_dsa.site_guid = samdb_result_guid(r->msgs[0], "objectGUID");
1220
1221         talloc_free(r);
1222         return NT_STATUS_OK;
1223 }
1224
1225 static NTSTATUS becomeDC_check_options(struct libnet_BecomeDC_state *s)
1226 {
1227         if (!s->callbacks.check_options) return NT_STATUS_OK;
1228
1229         s->_co.domain           = &s->domain;
1230         s->_co.forest           = &s->forest;
1231         s->_co.source_dsa       = &s->source_dsa;
1232
1233         return s->callbacks.check_options(s->callbacks.private_data, &s->_co);
1234 }
1235
1236 static NTSTATUS becomeDC_ldap1_computer_object(struct libnet_BecomeDC_state *s)
1237 {
1238         int ret;
1239         struct ldb_result *r;
1240         struct ldb_dn *basedn;
1241         static const char *attrs[] = {
1242                 "distinguishedName",
1243                 "userAccountControl",
1244                 NULL
1245         };
1246
1247         basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
1248         NT_STATUS_HAVE_NO_MEMORY(basedn);
1249
1250         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_SUBTREE, attrs,
1251                          "(&(|(objectClass=user)(objectClass=computer))(sAMAccountName=%s$))",
1252                          s->dest_dsa.netbios_name);
1253         talloc_free(basedn);
1254         if (ret != LDB_SUCCESS) {
1255                 return NT_STATUS_LDAP(ret);
1256         } else if (r->count != 1) {
1257                 talloc_free(r);
1258                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1259         }
1260
1261         s->dest_dsa.computer_dn_str     = samdb_result_string(r->msgs[0], "distinguishedName", NULL);
1262         if (!s->dest_dsa.computer_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1263         talloc_steal(s, s->dest_dsa.computer_dn_str);
1264
1265         s->dest_dsa.user_account_control = samdb_result_uint(r->msgs[0], "userAccountControl", 0);
1266
1267         talloc_free(r);
1268         return NT_STATUS_OK;
1269 }
1270
1271 static NTSTATUS becomeDC_ldap1_server_object_1(struct libnet_BecomeDC_state *s)
1272 {
1273         int ret;
1274         struct ldb_result *r;
1275         struct ldb_dn *basedn;
1276         const char *server_reference_dn_str;
1277         struct ldb_dn *server_reference_dn;
1278         struct ldb_dn *computer_dn;
1279
1280         basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
1281                                 s->dest_dsa.netbios_name,
1282                                 s->dest_dsa.site_name,
1283                                 s->forest.config_dn_str);
1284         NT_STATUS_HAVE_NO_MEMORY(basedn);
1285
1286         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1287                          NULL, "(objectClass=*)");
1288         talloc_free(basedn);
1289         if (ret == LDB_ERR_NO_SUCH_OBJECT) {
1290                 /* if the object doesn't exist, we'll create it later */
1291                 return NT_STATUS_OK;
1292         } else if (ret != LDB_SUCCESS) {
1293                 return NT_STATUS_LDAP(ret);
1294         } else if (r->count != 1) {
1295                 talloc_free(r);
1296                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1297         }
1298
1299         server_reference_dn_str = samdb_result_string(r->msgs[0], "serverReference", NULL);
1300         if (server_reference_dn_str) {
1301                 server_reference_dn     = ldb_dn_new(r, s->ldap1.ldb, server_reference_dn_str);
1302                 NT_STATUS_HAVE_NO_MEMORY(server_reference_dn);
1303
1304                 computer_dn             = ldb_dn_new(r, s->ldap1.ldb, s->dest_dsa.computer_dn_str);
1305                 NT_STATUS_HAVE_NO_MEMORY(computer_dn);
1306
1307                 /*
1308                  * if the server object belongs to another DC in another domain
1309                  * in the forest, we should not touch this object!
1310                  */
1311                 if (ldb_dn_compare(computer_dn, server_reference_dn) != 0) {
1312                         talloc_free(r);
1313                         return NT_STATUS_OBJECT_NAME_COLLISION;
1314                 }
1315         }
1316
1317         /* if the server object is already for the dest_dsa, then we don't need to create it */
1318         s->dest_dsa.server_dn_str       = samdb_result_string(r->msgs[0], "distinguishedName", NULL);
1319         if (!s->dest_dsa.server_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
1320         talloc_steal(s, s->dest_dsa.server_dn_str);
1321
1322         talloc_free(r);
1323         return NT_STATUS_OK;
1324 }
1325
1326 static NTSTATUS becomeDC_ldap1_server_object_2(struct libnet_BecomeDC_state *s)
1327 {
1328         int ret;
1329         struct ldb_result *r;
1330         struct ldb_dn *basedn;
1331         const char *server_reference_bl_dn_str;
1332         static const char *attrs[] = {
1333                 "serverReferenceBL",
1334                 NULL
1335         };
1336
1337         /* if the server_dn_str has a valid value, we skip this lookup */
1338         if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
1339
1340         basedn = ldb_dn_new(s, s->ldap1.ldb, s->dest_dsa.computer_dn_str);
1341         NT_STATUS_HAVE_NO_MEMORY(basedn);
1342
1343         ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
1344                          attrs, "(objectClass=*)");
1345         talloc_free(basedn);
1346         if (ret != LDB_SUCCESS) {
1347                 return NT_STATUS_LDAP(ret);
1348         } else if (r->count != 1) {
1349                 talloc_free(r);
1350                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
1351         }
1352
1353         server_reference_bl_dn_str = samdb_result_string(r->msgs[0], "serverReferenceBL", NULL);
1354         if (!server_reference_bl_dn_str) {
1355                 /* if no back link is present, we're done for this function */
1356                 talloc_free(r);
1357                 return NT_STATUS_OK;
1358         }
1359
1360         /* if the server object is already for the dest_dsa, then we don't need to create it */
1361         s->dest_dsa.server_dn_str       = samdb_result_string(r->msgs[0], "serverReferenceBL", NULL);
1362         if (s->dest_dsa.server_dn_str) {
1363                 /* if a back link is present, we know that the server object is present */
1364                 talloc_steal(s, s->dest_dsa.server_dn_str);
1365         }
1366
1367         talloc_free(r);
1368         return NT_STATUS_OK;
1369 }
1370
1371 static NTSTATUS becomeDC_ldap1_server_object_add(struct libnet_BecomeDC_state *s)
1372 {
1373         int ret;
1374         struct ldb_message *msg;
1375         char *server_dn_str;
1376
1377         /* if the server_dn_str has a valid value, we skip this lookup */
1378         if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
1379
1380         msg = ldb_msg_new(s);
1381         NT_STATUS_HAVE_NO_MEMORY(msg);
1382
1383         msg->dn = ldb_dn_new_fmt(msg, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
1384                                  s->dest_dsa.netbios_name,
1385                                  s->dest_dsa.site_name,
1386                                  s->forest.config_dn_str);
1387         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
1388
1389         ret = ldb_msg_add_string(msg, "objectClass", "server");
1390         if (ret != 0) {
1391                 talloc_free(msg);
1392                 return NT_STATUS_NO_MEMORY;
1393         }
1394         ret = ldb_msg_add_string(msg, "systemFlags", "50000000");
1395         if (ret != 0) {
1396                 talloc_free(msg);
1397                 return NT_STATUS_NO_MEMORY;
1398         }
1399         ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
1400         if (ret != 0) {
1401                 talloc_free(msg);
1402                 return NT_STATUS_NO_MEMORY;
1403         }
1404
1405         server_dn_str = ldb_dn_alloc_linearized(s, msg->dn);
1406         NT_STATUS_HAVE_NO_MEMORY(server_dn_str);
1407
1408         ret = ldb_add(s->ldap1.ldb, msg);
1409         talloc_free(msg);
1410         if (ret != LDB_SUCCESS) {
1411                 talloc_free(server_dn_str);
1412                 return NT_STATUS_LDAP(ret);
1413         }
1414
1415         s->dest_dsa.server_dn_str = server_dn_str;
1416
1417         return NT_STATUS_OK;
1418 }
1419
1420 static NTSTATUS becomeDC_ldap1_server_object_modify(struct libnet_BecomeDC_state *s)
1421 {
1422         int ret;
1423         struct ldb_message *msg;
1424         uint32_t i;
1425
1426         /* make a 'modify' msg, and only for serverReference */
1427         msg = ldb_msg_new(s);
1428         NT_STATUS_HAVE_NO_MEMORY(msg);
1429         msg->dn = ldb_dn_new(msg, s->ldap1.ldb, s->dest_dsa.server_dn_str);
1430         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
1431
1432         ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
1433         if (ret != 0) {
1434                 talloc_free(msg);
1435                 return NT_STATUS_NO_MEMORY;
1436         }
1437
1438         /* mark all the message elements (should be just one)
1439            as LDB_FLAG_MOD_ADD */
1440         for (i=0;i<msg->num_elements;i++) {
1441                 msg->elements[i].flags = LDB_FLAG_MOD_ADD;
1442         }
1443
1444         ret = ldb_modify(s->ldap1.ldb, msg);
1445         if (ret == LDB_SUCCESS) {
1446                 talloc_free(msg);
1447                 return NT_STATUS_OK;
1448         } else if (ret == LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS) {
1449                 /* retry with LDB_FLAG_MOD_REPLACE */
1450         } else {
1451                 talloc_free(msg);
1452                 return NT_STATUS_LDAP(ret);
1453         }
1454
1455         /* mark all the message elements (should be just one)
1456            as LDB_FLAG_MOD_REPLACE */
1457         for (i=0;i<msg->num_elements;i++) {
1458                 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
1459         }
1460
1461         ret = ldb_modify(s->ldap1.ldb, msg);
1462         talloc_free(msg);
1463         if (ret != LDB_SUCCESS) {
1464                 return NT_STATUS_LDAP(ret);
1465         }
1466
1467         return NT_STATUS_OK;
1468 }
1469
1470 static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
1471                                           struct becomeDC_drsuapi *drsuapi,
1472                                           void (*recv_fn)(struct composite_context *req));
1473 static void becomeDC_drsuapi1_connect_recv(struct composite_context *req);
1474 static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s);
1475
1476 static void becomeDC_connect_ldap1(struct libnet_BecomeDC_state *s)
1477 {
1478         struct composite_context *c = s->creq;
1479
1480         c->status = becomeDC_ldap_connect(s, &s->ldap1);
1481         if (!composite_is_ok(c)) return;
1482
1483         c->status = becomeDC_ldap1_rootdse(s);
1484         if (!composite_is_ok(c)) return;
1485
1486         c->status = becomeDC_ldap1_crossref_behavior_version(s);
1487         if (!composite_is_ok(c)) return;
1488
1489         c->status = becomeDC_ldap1_domain_behavior_version(s);
1490         if (!composite_is_ok(c)) return;
1491
1492         c->status = becomeDC_ldap1_schema_object_version(s);
1493         if (!composite_is_ok(c)) return;
1494
1495         c->status = becomeDC_ldap1_w2k3_update_revision(s);
1496         if (!composite_is_ok(c)) return;
1497
1498         c->status = becomeDC_ldap1_infrastructure_fsmo(s);
1499         if (!composite_is_ok(c)) return;
1500
1501         c->status = becomeDC_ldap1_rid_manager_fsmo(s);
1502         if (!composite_is_ok(c)) return;
1503
1504         c->status = becomeDC_ldap1_site_object(s);
1505         if (!composite_is_ok(c)) return;
1506
1507         c->status = becomeDC_check_options(s);
1508         if (!composite_is_ok(c)) return;
1509
1510         c->status = becomeDC_ldap1_computer_object(s);
1511         if (!composite_is_ok(c)) return;
1512
1513         c->status = becomeDC_ldap1_server_object_1(s);
1514         if (!composite_is_ok(c)) return;
1515
1516         c->status = becomeDC_ldap1_server_object_2(s);
1517         if (!composite_is_ok(c)) return;
1518
1519         c->status = becomeDC_ldap1_server_object_add(s);
1520         if (!composite_is_ok(c)) return;
1521
1522         c->status = becomeDC_ldap1_server_object_modify(s);
1523         if (!composite_is_ok(c)) return;
1524
1525         becomeDC_drsuapi_connect_send(s, &s->drsuapi1, becomeDC_drsuapi1_connect_recv);
1526 }
1527
1528 static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
1529                                           struct becomeDC_drsuapi *drsuapi,
1530                                           void (*recv_fn)(struct composite_context *req))
1531 {
1532         struct composite_context *c = s->creq;
1533         struct composite_context *creq;
1534         char *binding_str;
1535
1536         drsuapi->s = s;
1537
1538         if (!drsuapi->binding) {
1539                 const char *krb5_str = "";
1540                 const char *print_str = "";
1541                 /*
1542                  * Note: Replication only works with Windows 2000 when 'krb5' is
1543                  *       passed as auth_type here. If NTLMSSP is used, Windows
1544                  *       2000 returns garbage in the DsGetNCChanges() response
1545                  *       if encrypted password attributes would be in the
1546                  *       response. That means the replication of the schema and
1547                  *       configuration partition works fine, but it fails for
1548                  *       the domain partition.
1549                  */
1550                 if (lp_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
1551                                  "force krb5", true))
1552                 {
1553                         krb5_str = "krb5,";
1554                 }
1555                 if (lp_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
1556                                  "print", false))
1557                 {
1558                         print_str = "print,";
1559                 }
1560                 binding_str = talloc_asprintf(s, "ncacn_ip_tcp:%s[%s%sseal]",
1561                                               s->source_dsa.dns_name,
1562                                               krb5_str, print_str);
1563                 if (composite_nomem(binding_str, c)) return;
1564                 c->status = dcerpc_parse_binding(s, binding_str, &drsuapi->binding);
1565                 talloc_free(binding_str);
1566                 if (!composite_is_ok(c)) return;
1567         }
1568
1569         creq = dcerpc_pipe_connect_b_send(s, drsuapi->binding, &ndr_table_drsuapi,
1570                                           s->libnet->cred, s->libnet->event_ctx,
1571                                           s->libnet->lp_ctx);
1572         composite_continue(c, creq, recv_fn, s);
1573 }
1574
1575 static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
1576                                        struct becomeDC_drsuapi *drsuapi,
1577                                        void (*recv_fn)(struct rpc_request *req));
1578 static void becomeDC_drsuapi1_bind_recv(struct rpc_request *req);
1579
1580 static void becomeDC_drsuapi1_connect_recv(struct composite_context *req)
1581 {
1582         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
1583                                           struct libnet_BecomeDC_state);
1584         struct composite_context *c = s->creq;
1585
1586         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi1.pipe);
1587         if (!composite_is_ok(c)) return;
1588
1589         c->status = gensec_session_key(s->drsuapi1.pipe->conn->security_state.generic_state,
1590                                        &s->drsuapi1.gensec_skey);
1591         if (!composite_is_ok(c)) return;
1592
1593         becomeDC_drsuapi_bind_send(s, &s->drsuapi1, becomeDC_drsuapi1_bind_recv);
1594 }
1595
1596 static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
1597                                        struct becomeDC_drsuapi *drsuapi,
1598                                        void (*recv_fn)(struct rpc_request *req))
1599 {
1600         struct composite_context *c = s->creq;
1601         struct rpc_request *req;
1602         struct drsuapi_DsBindInfo28 *bind_info28;
1603
1604         GUID_from_string(DRSUAPI_DS_BIND_GUID_W2K3, &drsuapi->bind_guid);
1605
1606         bind_info28                             = &drsuapi->local_info28;
1607         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
1608         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
1609         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
1610         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
1611         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
1612         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
1613         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
1614         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
1615         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
1616         if (s->domain.behavior_version >= DS_DOMAIN_FUNCTION_2003) {
1617                 /* TODO: find out how this is really triggered! */
1618                 bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
1619         }
1620         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
1621         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
1622         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
1623         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
1624         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
1625         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
1626         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
1627         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
1628         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
1629         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_00100000;
1630         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
1631         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
1632         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
1633         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
1634         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
1635         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
1636         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
1637         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
1638         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
1639 #if 0 /* we don't support XPRESS compression yet */
1640         bind_info28->supported_extensions       |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
1641 #endif
1642         bind_info28->site_guid                  = s->dest_dsa.site_guid;
1643         bind_info28->pid                        = 0;
1644         bind_info28->repl_epoch                 = 0;
1645
1646         drsuapi->bind_info_ctr.length           = 28;
1647         drsuapi->bind_info_ctr.info.info28      = *bind_info28;
1648
1649         drsuapi->bind_r.in.bind_guid = &drsuapi->bind_guid;
1650         drsuapi->bind_r.in.bind_info = &drsuapi->bind_info_ctr;
1651         drsuapi->bind_r.out.bind_handle = &drsuapi->bind_handle;
1652
1653         req = dcerpc_drsuapi_DsBind_send(drsuapi->pipe, s, &drsuapi->bind_r);
1654         composite_continue_rpc(c, req, recv_fn, s);
1655 }
1656
1657 static WERROR becomeDC_drsuapi_bind_recv(struct libnet_BecomeDC_state *s,
1658                                          struct becomeDC_drsuapi *drsuapi)
1659 {
1660         if (!W_ERROR_IS_OK(drsuapi->bind_r.out.result)) {
1661                 return drsuapi->bind_r.out.result;
1662         }
1663
1664         ZERO_STRUCT(drsuapi->remote_info28);
1665         if (drsuapi->bind_r.out.bind_info) {
1666                 switch (drsuapi->bind_r.out.bind_info->length) {
1667                 case 24: {
1668                         struct drsuapi_DsBindInfo24 *info24;
1669                         info24 = &drsuapi->bind_r.out.bind_info->info.info24;
1670                         drsuapi->remote_info28.supported_extensions     = info24->supported_extensions;
1671                         drsuapi->remote_info28.site_guid                = info24->site_guid;
1672                         drsuapi->remote_info28.pid                      = info24->pid;
1673                         drsuapi->remote_info28.repl_epoch               = 0;
1674                         break;
1675                 }
1676                 case 48: {
1677                         struct drsuapi_DsBindInfo48 *info48;
1678                         info48 = &drsuapi->bind_r.out.bind_info->info.info48;
1679                         drsuapi->remote_info28.supported_extensions     = info48->supported_extensions;
1680                         drsuapi->remote_info28.site_guid                = info48->site_guid;
1681                         drsuapi->remote_info28.pid                      = info48->pid;
1682                         drsuapi->remote_info28.repl_epoch               = info48->repl_epoch;
1683                         break;
1684                 }
1685                 case 28:
1686                         drsuapi->remote_info28 = drsuapi->bind_r.out.bind_info->info.info28;
1687                         break;
1688                 }
1689         }
1690
1691         return WERR_OK;
1692 }
1693
1694 static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s);
1695
1696 static void becomeDC_drsuapi1_bind_recv(struct rpc_request *req)
1697 {
1698         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
1699                                           struct libnet_BecomeDC_state);
1700         struct composite_context *c = s->creq;
1701         WERROR status;
1702
1703         bool print = false;
1704
1705         if (req->p->conn->flags & DCERPC_DEBUG_PRINT_OUT) {
1706                 print = true;
1707         }
1708
1709         c->status = dcerpc_ndr_request_recv(req);
1710         if (!composite_is_ok(c)) return;
1711
1712         if (print) {
1713                 NDR_PRINT_OUT_DEBUG(drsuapi_DsBind, &s->drsuapi1.bind_r);
1714         }
1715
1716         status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi1);
1717         if (!W_ERROR_IS_OK(status)) {
1718                 composite_error(c, werror_to_ntstatus(status));
1719                 return;
1720         }
1721
1722         becomeDC_drsuapi1_add_entry_send(s);
1723 }
1724
1725 static void becomeDC_drsuapi1_add_entry_recv(struct rpc_request *req);
1726
1727 static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s)
1728 {
1729         struct composite_context *c = s->creq;
1730         struct rpc_request *req;
1731         struct drsuapi_DsAddEntry *r;
1732         struct drsuapi_DsReplicaObjectIdentifier *identifier;
1733         uint32_t num_attrs, i = 0;
1734         struct drsuapi_DsReplicaAttribute *attrs;
1735         struct smb_iconv_convenience *iconv_convenience = lp_iconv_convenience(s->libnet->lp_ctx);
1736         enum ndr_err_code ndr_err;
1737         bool w2k3;
1738
1739         /* choose a random invocationId */
1740         s->dest_dsa.invocation_id = GUID_random();
1741
1742         /*
1743          * if the schema version indicates w2k3, then also send some w2k3
1744          * specific attributes.
1745          */
1746         if (s->forest.schema_object_version >= 30) {
1747                 w2k3 = true;
1748         } else {
1749                 w2k3 = false;
1750         }
1751
1752         r = talloc_zero(s, struct drsuapi_DsAddEntry);
1753         if (composite_nomem(r, c)) return;
1754
1755         /* setup identifier */
1756         identifier              = talloc(r, struct drsuapi_DsReplicaObjectIdentifier);
1757         if (composite_nomem(identifier, c)) return;
1758         identifier->guid        = GUID_zero();
1759         identifier->sid         = s->zero_sid;
1760         identifier->dn          = talloc_asprintf(identifier, "CN=NTDS Settings,%s",
1761                                                   s->dest_dsa.server_dn_str);
1762         if (composite_nomem(identifier->dn, c)) return;
1763
1764         /* allocate attribute array */
1765         num_attrs       = 11;
1766         attrs           = talloc_array(r, struct drsuapi_DsReplicaAttribute, num_attrs);
1767         if (composite_nomem(attrs, c)) return;
1768
1769         /* ntSecurityDescriptor */
1770         {
1771                 struct drsuapi_DsAttributeValue *vs;
1772                 DATA_BLOB *vd;
1773                 struct security_descriptor *v;
1774                 struct dom_sid *domain_admins_sid;
1775                 const char *domain_admins_sid_str;
1776
1777                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1778                 if (composite_nomem(vs, c)) return;
1779
1780                 vd = talloc_array(vs, DATA_BLOB, 1);
1781                 if (composite_nomem(vd, c)) return;
1782
1783                 domain_admins_sid = dom_sid_add_rid(vs, s->domain.sid, DOMAIN_RID_ADMINS);
1784                 if (composite_nomem(domain_admins_sid, c)) return;
1785
1786                 domain_admins_sid_str = dom_sid_string(domain_admins_sid, domain_admins_sid);
1787                 if (composite_nomem(domain_admins_sid_str, c)) return;
1788
1789                 v = security_descriptor_dacl_create(vd,
1790                                                0,
1791                                                /* owner: domain admins */
1792                                                domain_admins_sid_str,
1793                                                /* owner group: domain admins */
1794                                                domain_admins_sid_str,
1795                                                /* authenticated users */
1796                                                SID_NT_AUTHENTICATED_USERS,
1797                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1798                                                SEC_STD_READ_CONTROL |
1799                                                SEC_ADS_LIST |
1800                                                SEC_ADS_READ_PROP |
1801                                                SEC_ADS_LIST_OBJECT,
1802                                                0,
1803                                                /* domain admins */
1804                                                domain_admins_sid_str,
1805                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1806                                                SEC_STD_REQUIRED |
1807                                                SEC_ADS_CREATE_CHILD |
1808                                                SEC_ADS_LIST |
1809                                                SEC_ADS_SELF_WRITE |
1810                                                SEC_ADS_READ_PROP |
1811                                                SEC_ADS_WRITE_PROP |
1812                                                SEC_ADS_DELETE_TREE |
1813                                                SEC_ADS_LIST_OBJECT |
1814                                                SEC_ADS_CONTROL_ACCESS,
1815                                                0,
1816                                                /* system */
1817                                                SID_NT_SYSTEM,
1818                                                SEC_ACE_TYPE_ACCESS_ALLOWED,
1819                                                SEC_STD_REQUIRED |
1820                                                SEC_ADS_CREATE_CHILD |
1821                                                SEC_ADS_DELETE_CHILD |
1822                                                SEC_ADS_LIST |
1823                                                SEC_ADS_SELF_WRITE |
1824                                                SEC_ADS_READ_PROP |
1825                                                SEC_ADS_WRITE_PROP |
1826                                                SEC_ADS_DELETE_TREE |
1827                                                SEC_ADS_LIST_OBJECT |
1828                                                SEC_ADS_CONTROL_ACCESS,
1829                                                0,
1830                                                /* end */
1831                                                NULL);
1832                 if (composite_nomem(v, c)) return;
1833
1834                 ndr_err = ndr_push_struct_blob(&vd[0], vd, iconv_convenience, v,(ndr_push_flags_fn_t)ndr_push_security_descriptor);
1835                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1836                         c->status = ndr_map_error2ntstatus(ndr_err);
1837                         if (!composite_is_ok(c)) return;
1838                 }
1839
1840                 vs[0].blob              = &vd[0];
1841
1842                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_ntSecurityDescriptor;
1843                 attrs[i].value_ctr.num_values   = 1;
1844                 attrs[i].value_ctr.values       = vs;
1845
1846                 i++;
1847         }
1848
1849         /* objectClass: nTDSDSA */
1850         {
1851                 struct drsuapi_DsAttributeValue *vs;
1852                 DATA_BLOB *vd;
1853
1854                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1855                 if (composite_nomem(vs, c)) return;
1856
1857                 vd = talloc_array(vs, DATA_BLOB, 1);
1858                 if (composite_nomem(vd, c)) return;
1859
1860                 vd[0] = data_blob_talloc(vd, NULL, 4);
1861                 if (composite_nomem(vd[0].data, c)) return;
1862
1863                 /* value for nTDSDSA */
1864                 SIVAL(vd[0].data, 0, 0x0017002F);
1865
1866                 vs[0].blob              = &vd[0];
1867
1868                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_objectClass;
1869                 attrs[i].value_ctr.num_values   = 1;
1870                 attrs[i].value_ctr.values       = vs;
1871
1872                 i++;
1873         }
1874
1875         /* objectCategory: CN=NTDS-DSA,CN=Schema,... */
1876         {
1877                 struct drsuapi_DsAttributeValue *vs;
1878                 DATA_BLOB *vd;
1879                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
1880
1881                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1882                 if (composite_nomem(vs, c)) return;
1883
1884                 vd = talloc_array(vs, DATA_BLOB, 1);
1885                 if (composite_nomem(vd, c)) return;
1886
1887                 v[0].guid               = GUID_zero();
1888                 v[0].sid                = s->zero_sid;
1889                 v[0].dn                 = talloc_asprintf(vd, "CN=NTDS-DSA,%s",
1890                                                           s->forest.schema_dn_str);
1891                 if (composite_nomem(v[0].dn, c)) return;
1892
1893                 ndr_err = ndr_push_struct_blob(&vd[0], vd, iconv_convenience, &v[0],
1894                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1895                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1896                         c->status = ndr_map_error2ntstatus(ndr_err);
1897                         if (!composite_is_ok(c)) return;
1898                 }
1899
1900                 vs[0].blob              = &vd[0];
1901
1902                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_objectCategory;
1903                 attrs[i].value_ctr.num_values   = 1;
1904                 attrs[i].value_ctr.values       = vs;
1905
1906                 i++;
1907         }
1908
1909         /* invocationId: random guid */
1910         {
1911                 struct drsuapi_DsAttributeValue *vs;
1912                 DATA_BLOB *vd;
1913                 const struct GUID *v;
1914
1915                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
1916                 if (composite_nomem(vs, c)) return;
1917
1918                 vd = talloc_array(vs, DATA_BLOB, 1);
1919                 if (composite_nomem(vd, c)) return;
1920
1921                 v = &s->dest_dsa.invocation_id;
1922
1923                 c->status = GUID_to_ndr_blob(v, vd, &vd[0]);
1924                 if (!composite_is_ok(c)) return;
1925
1926                 vs[0].blob              = &vd[0];
1927
1928                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_invocationId;
1929                 attrs[i].value_ctr.num_values   = 1;
1930                 attrs[i].value_ctr.values       = vs;
1931
1932                 i++;
1933         }
1934
1935         /* hasMasterNCs: ... */
1936         {
1937                 struct drsuapi_DsAttributeValue *vs;
1938                 DATA_BLOB *vd;
1939                 struct drsuapi_DsReplicaObjectIdentifier3 v[3];
1940
1941                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
1942                 if (composite_nomem(vs, c)) return;
1943
1944                 vd = talloc_array(vs, DATA_BLOB, 3);
1945                 if (composite_nomem(vd, c)) return;
1946
1947                 v[0].guid               = GUID_zero();
1948                 v[0].sid                = s->zero_sid;
1949                 v[0].dn                 = s->forest.config_dn_str;
1950
1951                 v[1].guid               = GUID_zero();
1952                 v[1].sid                = s->zero_sid;
1953                 v[1].dn                 = s->domain.dn_str;
1954
1955                 v[2].guid               = GUID_zero();
1956                 v[2].sid                = s->zero_sid;
1957                 v[2].dn                 = s->forest.schema_dn_str;
1958
1959                 ndr_err = ndr_push_struct_blob(&vd[0], vd, iconv_convenience, &v[0],
1960                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1961                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1962                         c->status = ndr_map_error2ntstatus(ndr_err);
1963                         if (!composite_is_ok(c)) return;
1964                 }
1965
1966                 ndr_err = ndr_push_struct_blob(&vd[1], vd, iconv_convenience, &v[1],
1967                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1968                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1969                         c->status = ndr_map_error2ntstatus(ndr_err);
1970                         if (!composite_is_ok(c)) return;
1971                 }
1972
1973                 ndr_err = ndr_push_struct_blob(&vd[2], vd, iconv_convenience, &v[2],
1974                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
1975                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
1976                         c->status = ndr_map_error2ntstatus(ndr_err);
1977                         if (!composite_is_ok(c)) return;
1978                 }
1979
1980                 vs[0].blob              = &vd[0];
1981                 vs[1].blob              = &vd[1];
1982                 vs[2].blob              = &vd[2];
1983
1984                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_hasMasterNCs;
1985                 attrs[i].value_ctr.num_values   = 3;
1986                 attrs[i].value_ctr.values       = vs;
1987
1988                 i++;
1989         }
1990
1991         /* msDS-hasMasterNCs: ... */
1992         if (w2k3) {
1993                 struct drsuapi_DsAttributeValue *vs;
1994                 DATA_BLOB *vd;
1995                 struct drsuapi_DsReplicaObjectIdentifier3 v[3];
1996
1997                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
1998                 if (composite_nomem(vs, c)) return;
1999
2000                 vd = talloc_array(vs, DATA_BLOB, 3);
2001                 if (composite_nomem(vd, c)) return;
2002
2003                 v[0].guid               = GUID_zero();
2004                 v[0].sid                = s->zero_sid;
2005                 v[0].dn                 = s->forest.config_dn_str;
2006
2007                 v[1].guid               = GUID_zero();
2008                 v[1].sid                = s->zero_sid;
2009                 v[1].dn                 = s->domain.dn_str;
2010
2011                 v[2].guid               = GUID_zero();
2012                 v[2].sid                = s->zero_sid;
2013                 v[2].dn                 = s->forest.schema_dn_str;
2014
2015                 ndr_err = ndr_push_struct_blob(&vd[0], vd, iconv_convenience, &v[0],
2016                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2017                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2018                         c->status = ndr_map_error2ntstatus(ndr_err);
2019                         if (!composite_is_ok(c)) return;
2020                 }
2021
2022                 ndr_err = ndr_push_struct_blob(&vd[1], vd, iconv_convenience, &v[1],
2023                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2024                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2025                         c->status = ndr_map_error2ntstatus(ndr_err);
2026                         if (!composite_is_ok(c)) return;
2027                 }
2028
2029                 ndr_err = ndr_push_struct_blob(&vd[2], vd, iconv_convenience, &v[2],
2030                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2031                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2032                         c->status = ndr_map_error2ntstatus(ndr_err);
2033                         if (!composite_is_ok(c)) return;
2034                 }
2035
2036                 vs[0].blob              = &vd[0];
2037                 vs[1].blob              = &vd[1];
2038                 vs[2].blob              = &vd[2];
2039
2040                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_msDS_hasMasterNCs;
2041                 attrs[i].value_ctr.num_values   = 3;
2042                 attrs[i].value_ctr.values       = vs;
2043
2044                 i++;
2045         }
2046
2047         /* dMDLocation: CN=Schema,... */
2048         {
2049                 struct drsuapi_DsAttributeValue *vs;
2050                 DATA_BLOB *vd;
2051                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2052
2053                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2054                 if (composite_nomem(vs, c)) return;
2055
2056                 vd = talloc_array(vs, DATA_BLOB, 1);
2057                 if (composite_nomem(vd, c)) return;
2058
2059                 v[0].guid               = GUID_zero();
2060                 v[0].sid                = s->zero_sid;
2061                 v[0].dn                 = s->forest.schema_dn_str;
2062
2063                 ndr_err = ndr_push_struct_blob(&vd[0], vd, iconv_convenience, &v[0],
2064                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2065                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2066                         c->status = ndr_map_error2ntstatus(ndr_err);
2067                         if (!composite_is_ok(c)) return;
2068                 }
2069
2070                 vs[0].blob              = &vd[0];
2071
2072                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_dMDLocation;
2073                 attrs[i].value_ctr.num_values   = 1;
2074                 attrs[i].value_ctr.values       = vs;
2075
2076                 i++;
2077         }
2078
2079         /* msDS-HasDomainNCs: <domain_partition> */
2080         if (w2k3) {
2081                 struct drsuapi_DsAttributeValue *vs;
2082                 DATA_BLOB *vd;
2083                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2084
2085                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2086                 if (composite_nomem(vs, c)) return;
2087
2088                 vd = talloc_array(vs, DATA_BLOB, 1);
2089                 if (composite_nomem(vd, c)) return;
2090
2091                 v[0].guid               = GUID_zero();
2092                 v[0].sid                = s->zero_sid;
2093                 v[0].dn                 = s->domain.dn_str;
2094
2095                 ndr_err = ndr_push_struct_blob(&vd[0], vd, iconv_convenience, &v[0],
2096                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2097                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2098                         c->status = ndr_map_error2ntstatus(ndr_err);
2099                         if (!composite_is_ok(c)) return;
2100                 }
2101
2102                 vs[0].blob              = &vd[0];
2103
2104                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_msDS_HasDomainNCs;
2105                 attrs[i].value_ctr.num_values   = 1;
2106                 attrs[i].value_ctr.values       = vs;
2107
2108                 i++;
2109         }
2110
2111         /* msDS-Behavior-Version */
2112         if (w2k3) {
2113                 struct drsuapi_DsAttributeValue *vs;
2114                 DATA_BLOB *vd;
2115
2116                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2117                 if (composite_nomem(vs, c)) return;
2118
2119                 vd = talloc_array(vs, DATA_BLOB, 1);
2120                 if (composite_nomem(vd, c)) return;
2121
2122                 vd[0] = data_blob_talloc(vd, NULL, 4);
2123                 if (composite_nomem(vd[0].data, c)) return;
2124
2125                 SIVAL(vd[0].data, 0, get_dc_function_level(s->libnet->lp_ctx));
2126
2127                 vs[0].blob              = &vd[0];
2128
2129                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_msDS_Behavior_Version;
2130                 attrs[i].value_ctr.num_values   = 1;
2131                 attrs[i].value_ctr.values       = vs;
2132
2133                 i++;
2134         }
2135
2136         /* systemFlags */
2137         {
2138                 struct drsuapi_DsAttributeValue *vs;
2139                 DATA_BLOB *vd;
2140
2141                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2142                 if (composite_nomem(vs, c)) return;
2143
2144                 vd = talloc_array(vs, DATA_BLOB, 1);
2145                 if (composite_nomem(vd, c)) return;
2146
2147                 vd[0] = data_blob_talloc(vd, NULL, 4);
2148                 if (composite_nomem(vd[0].data, c)) return;
2149
2150                 SIVAL(vd[0].data, 0, SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE);
2151
2152                 vs[0].blob              = &vd[0];
2153
2154                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_systemFlags;
2155                 attrs[i].value_ctr.num_values   = 1;
2156                 attrs[i].value_ctr.values       = vs;
2157
2158                 i++;
2159         }
2160
2161         /* serverReference: ... */
2162         {
2163                 struct drsuapi_DsAttributeValue *vs;
2164                 DATA_BLOB *vd;
2165                 struct drsuapi_DsReplicaObjectIdentifier3 v[1];
2166
2167                 vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
2168                 if (composite_nomem(vs, c)) return;
2169
2170                 vd = talloc_array(vs, DATA_BLOB, 1);
2171                 if (composite_nomem(vd, c)) return;
2172
2173                 v[0].guid               = GUID_zero();
2174                 v[0].sid                = s->zero_sid;
2175                 v[0].dn                 = s->dest_dsa.computer_dn_str;
2176
2177                 ndr_err = ndr_push_struct_blob(&vd[0], vd, iconv_convenience, &v[0],
2178                                                (ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
2179                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2180                         c->status = ndr_map_error2ntstatus(ndr_err);
2181                         if (!composite_is_ok(c)) return;
2182                 }
2183
2184                 vs[0].blob              = &vd[0];
2185
2186                 attrs[i].attid                  = DRSUAPI_ATTRIBUTE_serverReference;
2187                 attrs[i].value_ctr.num_values   = 1;
2188                 attrs[i].value_ctr.values       = vs;
2189
2190                 i++;
2191         }
2192
2193         /* truncate the attribute list to the attribute count we have filled in */
2194         num_attrs = i;
2195
2196         /* setup request structure */
2197         r->in.bind_handle                                               = &s->drsuapi1.bind_handle;
2198         r->in.level                                                     = 2;
2199         r->in.req                                                       = talloc(s, union drsuapi_DsAddEntryRequest);
2200         r->in.req->req2.first_object.next_object                        = NULL;
2201         r->in.req->req2.first_object.object.identifier                  = identifier;
2202         r->in.req->req2.first_object.object.flags                       = 0x00000000;
2203         r->in.req->req2.first_object.object.attribute_ctr.num_attributes= num_attrs;
2204         r->in.req->req2.first_object.object.attribute_ctr.attributes    = attrs;
2205
2206         r->out.level_out        = talloc(s, int32_t);
2207         r->out.ctr              = talloc(s, union drsuapi_DsAddEntryCtr);
2208
2209         req = dcerpc_drsuapi_DsAddEntry_send(s->drsuapi1.pipe, r, r);
2210         composite_continue_rpc(c, req, becomeDC_drsuapi1_add_entry_recv, s);
2211 }
2212
2213 static void becomeDC_drsuapi2_connect_recv(struct composite_context *req);
2214 static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s);
2215
2216 static void becomeDC_drsuapi1_add_entry_recv(struct rpc_request *req)
2217 {
2218         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2219                                           struct libnet_BecomeDC_state);
2220         struct composite_context *c = s->creq;
2221         struct drsuapi_DsAddEntry *r = talloc_get_type(req->ndr.struct_ptr,
2222                                        struct drsuapi_DsAddEntry);
2223         char *binding_str;
2224         bool print = false;
2225
2226         if (req->p->conn->flags & DCERPC_DEBUG_PRINT_OUT) {
2227                 print = true;
2228         }
2229
2230         c->status = dcerpc_ndr_request_recv(req);
2231         if (!composite_is_ok(c)) return;
2232
2233         if (print) {
2234                 NDR_PRINT_OUT_DEBUG(drsuapi_DsAddEntry, r);
2235         }
2236
2237         if (!W_ERROR_IS_OK(r->out.result)) {
2238                 composite_error(c, werror_to_ntstatus(r->out.result));
2239                 return;
2240         }
2241
2242         if (*r->out.level_out == 3) {
2243                 if (r->out.ctr->ctr3.count != 1) {
2244                         WERROR status;
2245
2246                         if (r->out.ctr->ctr3.level != 1) {
2247                                 composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2248                                 return;
2249                         }
2250
2251                         if (!r->out.ctr->ctr3.error) {
2252                                 composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2253                                 return;
2254                         }
2255
2256                         status = r->out.ctr->ctr3.error->info1.status;
2257
2258                         if (!r->out.ctr->ctr3.error->info1.info) {
2259                                 composite_error(c, werror_to_ntstatus(status));
2260                                 return;
2261                         }
2262
2263                         /* see if we can get a more detailed error */
2264                         switch (r->out.ctr->ctr3.error->info1.level) {
2265                         case 1:
2266                                 status = r->out.ctr->ctr3.error->info1.info->error1.status;
2267                                 break;
2268                         case 4:
2269                         case 5:
2270                         case 6:
2271                         case 7:
2272                                 status = r->out.ctr->ctr3.error->info1.info->errorX.status;
2273                                 break;
2274                         }
2275
2276                         composite_error(c, werror_to_ntstatus(status));
2277                         return;
2278                 }
2279
2280                 s->dest_dsa.ntds_guid   = r->out.ctr->ctr3.objects[0].guid;
2281         } else if (*r->out.level_out == 2) {
2282                 if (r->out.ctr->ctr2.count != 1) {
2283                         composite_error(c, werror_to_ntstatus(r->out.ctr->ctr2.error.status));
2284                         return;
2285                 }
2286
2287                 s->dest_dsa.ntds_guid   = r->out.ctr->ctr2.objects[0].guid;
2288         } else {
2289                 composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
2290                 return;
2291         }
2292
2293         talloc_free(r);
2294
2295         s->dest_dsa.ntds_dn_str = talloc_asprintf(s, "CN=NTDS Settings,%s",
2296                                                   s->dest_dsa.server_dn_str);
2297         if (composite_nomem(s->dest_dsa.ntds_dn_str, c)) return;
2298
2299         c->status = becomeDC_prepare_db(s);
2300         if (!composite_is_ok(c)) return;
2301
2302         /* this avoids the epmapper lookup on the 2nd connection */
2303         binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
2304         if (composite_nomem(binding_str, c)) return;
2305
2306         c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi2.binding);
2307         talloc_free(binding_str);
2308         if (!composite_is_ok(c)) return;
2309
2310         /* w2k3 uses the same assoc_group_id as on the first connection, so we do */
2311         s->drsuapi2.binding->assoc_group_id     = s->drsuapi1.pipe->assoc_group_id;
2312
2313         becomeDC_drsuapi_connect_send(s, &s->drsuapi2, becomeDC_drsuapi2_connect_recv);
2314 }
2315
2316 static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s)
2317 {
2318         if (!s->callbacks.prepare_db) return NT_STATUS_OK;
2319
2320         s->_pp.domain           = &s->domain;
2321         s->_pp.forest           = &s->forest;
2322         s->_pp.source_dsa       = &s->source_dsa;
2323         s->_pp.dest_dsa         = &s->dest_dsa;
2324
2325         return s->callbacks.prepare_db(s->callbacks.private_data, &s->_pp);
2326 }
2327
2328 static void becomeDC_drsuapi2_bind_recv(struct rpc_request *req);
2329
2330 static void becomeDC_drsuapi2_connect_recv(struct composite_context *req)
2331 {
2332         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2333                                           struct libnet_BecomeDC_state);
2334         struct composite_context *c = s->creq;
2335
2336         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi2.pipe);
2337         if (!composite_is_ok(c)) return;
2338
2339         c->status = gensec_session_key(s->drsuapi2.pipe->conn->security_state.generic_state,
2340                                        &s->drsuapi2.gensec_skey);
2341         if (!composite_is_ok(c)) return;
2342
2343         becomeDC_drsuapi_bind_send(s, &s->drsuapi2, becomeDC_drsuapi2_bind_recv);
2344 }
2345
2346 static void becomeDC_drsuapi3_connect_recv(struct composite_context *req);
2347
2348 static void becomeDC_drsuapi2_bind_recv(struct rpc_request *req)
2349 {
2350         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2351                                           struct libnet_BecomeDC_state);
2352         struct composite_context *c = s->creq;
2353         char *binding_str;
2354         WERROR status;
2355
2356         bool print = false;
2357
2358         if (req->p->conn->flags & DCERPC_DEBUG_PRINT_OUT) {
2359                 print = true;
2360         }
2361
2362         c->status = dcerpc_ndr_request_recv(req);
2363         if (!composite_is_ok(c)) return;
2364
2365         if (print) {
2366                 NDR_PRINT_OUT_DEBUG(drsuapi_DsBind, &s->drsuapi2.bind_r);
2367         }
2368
2369         status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi2);
2370         if (!W_ERROR_IS_OK(status)) {
2371                 composite_error(c, werror_to_ntstatus(status));
2372                 return;
2373         }
2374
2375         /* this avoids the epmapper lookup on the 3rd connection */
2376         binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
2377         if (composite_nomem(binding_str, c)) return;
2378
2379         c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi3.binding);
2380         talloc_free(binding_str);
2381         if (!composite_is_ok(c)) return;
2382
2383         /* w2k3 uses the same assoc_group_id as on the first connection, so we do */
2384         s->drsuapi3.binding->assoc_group_id     = s->drsuapi1.pipe->assoc_group_id;
2385         /* w2k3 uses the concurrent multiplex feature on the 3rd connection, so we do */
2386         s->drsuapi3.binding->flags              |= DCERPC_CONCURRENT_MULTIPLEX;
2387
2388         becomeDC_drsuapi_connect_send(s, &s->drsuapi3, becomeDC_drsuapi3_connect_recv);
2389 }
2390
2391 static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s);
2392
2393 static void becomeDC_drsuapi3_connect_recv(struct composite_context *req)
2394 {
2395         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2396                                           struct libnet_BecomeDC_state);
2397         struct composite_context *c = s->creq;
2398
2399         c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi3.pipe);
2400         if (!composite_is_ok(c)) return;
2401
2402         c->status = gensec_session_key(s->drsuapi3.pipe->conn->security_state.generic_state,
2403                                        &s->drsuapi3.gensec_skey);
2404         if (!composite_is_ok(c)) return;
2405
2406         becomeDC_drsuapi3_pull_schema_send(s);
2407 }
2408
2409 static void becomeDC_drsuapi_pull_partition_send(struct libnet_BecomeDC_state *s,
2410                                                  struct becomeDC_drsuapi *drsuapi_h,
2411                                                  struct becomeDC_drsuapi *drsuapi_p,
2412                                                  struct libnet_BecomeDC_Partition *partition,
2413                                                  void (*recv_fn)(struct rpc_request *req))
2414 {
2415         struct composite_context *c = s->creq;
2416         struct rpc_request *req;
2417         struct drsuapi_DsGetNCChanges *r;
2418
2419         r = talloc(s, struct drsuapi_DsGetNCChanges);
2420         if (composite_nomem(r, c)) return;
2421
2422         r->out.level_out = talloc(r, int32_t);
2423         if (composite_nomem(r->out.level_out, c)) return;
2424         r->in.req = talloc(r, union drsuapi_DsGetNCChangesRequest);
2425         if (composite_nomem(r->in.req, c)) return;
2426         r->out.ctr = talloc(r, union drsuapi_DsGetNCChangesCtr);
2427         if (composite_nomem(r->out.ctr, c)) return;
2428
2429         r->in.bind_handle       = &drsuapi_h->bind_handle;
2430         if (drsuapi_h->remote_info28.supported_extensions & DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8) {
2431                 r->in.level                             = 8;
2432                 r->in.req->req8.destination_dsa_guid    = partition->destination_dsa_guid;
2433                 r->in.req->req8.source_dsa_invocation_id= partition->source_dsa_invocation_id;
2434                 r->in.req->req8.naming_context          = &partition->nc;
2435                 r->in.req->req8.highwatermark           = partition->highwatermark;
2436                 r->in.req->req8.uptodateness_vector     = NULL;
2437                 r->in.req->req8.replica_flags           = partition->replica_flags;
2438                 r->in.req->req8.max_object_count        = 133;
2439                 r->in.req->req8.max_ndr_size            = 1336811;
2440                 r->in.req->req8.extended_op             = DRSUAPI_EXOP_NONE;
2441                 r->in.req->req8.fsmo_info               = 0;
2442                 r->in.req->req8.partial_attribute_set   = NULL;
2443                 r->in.req->req8.partial_attribute_set_ex= NULL;
2444                 r->in.req->req8.mapping_ctr.num_mappings= 0;
2445                 r->in.req->req8.mapping_ctr.mappings    = NULL;
2446         } else {
2447                 r->in.level                             = 5;
2448                 r->in.req->req5.destination_dsa_guid    = partition->destination_dsa_guid;
2449                 r->in.req->req5.source_dsa_invocation_id= partition->source_dsa_invocation_id;
2450                 r->in.req->req5.naming_context          = &partition->nc;
2451                 r->in.req->req5.highwatermark           = partition->highwatermark;
2452                 r->in.req->req5.uptodateness_vector     = NULL;
2453                 r->in.req->req5.replica_flags           = partition->replica_flags;
2454                 r->in.req->req5.max_object_count        = 133;
2455                 r->in.req->req5.max_ndr_size            = 1336770;
2456                 r->in.req->req5.extended_op             = DRSUAPI_EXOP_NONE;
2457                 r->in.req->req5.fsmo_info               = 0;
2458         }
2459
2460         /*
2461          * we should try to use the drsuapi_p->pipe here, as w2k3 does
2462          * but it seems that some extra flags in the DCERPC Bind call
2463          * are needed for it. Or the same KRB5 TGS is needed on both
2464          * connections.
2465          */
2466         req = dcerpc_drsuapi_DsGetNCChanges_send(drsuapi_p->pipe, r, r);
2467         composite_continue_rpc(c, req, recv_fn, s);
2468 }
2469
2470 static WERROR becomeDC_drsuapi_pull_partition_recv(struct libnet_BecomeDC_state *s,
2471                                                    struct becomeDC_drsuapi *drsuapi_h,
2472                                                    struct becomeDC_drsuapi *drsuapi_p,
2473                                                    struct libnet_BecomeDC_Partition *partition,
2474                                                    struct drsuapi_DsGetNCChanges *r)
2475 {
2476         uint32_t ctr_level = 0;
2477         struct drsuapi_DsGetNCChangesCtr1 *ctr1 = NULL;
2478         struct drsuapi_DsGetNCChangesCtr6 *ctr6 = NULL;
2479         struct GUID *source_dsa_guid = NULL;
2480         struct GUID *source_dsa_invocation_id = NULL;
2481         struct drsuapi_DsReplicaHighWaterMark *new_highwatermark = NULL;
2482         bool more_data = false;
2483         NTSTATUS nt_status;
2484
2485         if (!W_ERROR_IS_OK(r->out.result)) {
2486                 return r->out.result;
2487         }
2488
2489         if (*r->out.level_out == 1) {
2490                 ctr_level = 1;
2491                 ctr1 = &r->out.ctr->ctr1;
2492         } else if (*r->out.level_out == 2 &&
2493                    r->out.ctr->ctr2.mszip1.ts) {
2494                 ctr_level = 1;
2495                 ctr1 = &r->out.ctr->ctr2.mszip1.ts->ctr1;
2496         } else if (*r->out.level_out == 6) {
2497                 ctr_level = 6;
2498                 ctr6 = &r->out.ctr->ctr6;
2499         } else if (*r->out.level_out == 7 &&
2500                    r->out.ctr->ctr7.level == 6 &&
2501                    r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_MSZIP &&
2502                    r->out.ctr->ctr7.ctr.mszip6.ts) {
2503                 ctr_level = 6;
2504                 ctr6 = &r->out.ctr->ctr7.ctr.mszip6.ts->ctr6;
2505         } else if (*r->out.level_out == 7 &&
2506                    r->out.ctr->ctr7.level == 6 &&
2507                    r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_XPRESS &&
2508                    r->out.ctr->ctr7.ctr.xpress6.ts) {
2509                 ctr_level = 6;
2510                 ctr6 = &r->out.ctr->ctr7.ctr.xpress6.ts->ctr6;
2511         } else {
2512                 return WERR_BAD_NET_RESP;
2513         }
2514
2515         if (!ctr1 && ! ctr6) {
2516                 return WERR_BAD_NET_RESP;
2517         }
2518
2519         if (ctr_level == 6) {
2520                 if (!W_ERROR_IS_OK(ctr6->drs_error)) {
2521                         return ctr6->drs_error;
2522                 }
2523         }
2524
2525         switch (ctr_level) {
2526         case 1:
2527                 source_dsa_guid                 = &ctr1->source_dsa_guid;
2528                 source_dsa_invocation_id        = &ctr1->source_dsa_invocation_id;
2529                 new_highwatermark               = &ctr1->new_highwatermark;
2530                 more_data                       = ctr1->more_data;
2531                 break;
2532         case 6:
2533                 source_dsa_guid                 = &ctr6->source_dsa_guid;
2534                 source_dsa_invocation_id        = &ctr6->source_dsa_invocation_id;
2535                 new_highwatermark               = &ctr6->new_highwatermark;
2536                 more_data                       = ctr6->more_data;
2537                 break;
2538         }
2539
2540         partition->highwatermark                = *new_highwatermark;
2541         partition->source_dsa_guid              = *source_dsa_guid;
2542         partition->source_dsa_invocation_id     = *source_dsa_invocation_id;
2543         partition->more_data                    = more_data;
2544
2545         if (!partition->store_chunk) return WERR_OK;
2546
2547         s->_sc.domain           = &s->domain;
2548         s->_sc.forest           = &s->forest;
2549         s->_sc.source_dsa       = &s->source_dsa;
2550         s->_sc.dest_dsa         = &s->dest_dsa;
2551         s->_sc.partition        = partition;
2552         s->_sc.ctr_level        = ctr_level;
2553         s->_sc.ctr1             = ctr1;
2554         s->_sc.ctr6             = ctr6;
2555         /*
2556          * we need to use the drsuapi_p->gensec_skey here,
2557          * when we use drsuapi_p->pipe in the for this request
2558          */
2559         s->_sc.gensec_skey      = &drsuapi_p->gensec_skey;
2560
2561         nt_status = partition->store_chunk(s->callbacks.private_data, &s->_sc);
2562         if (!NT_STATUS_IS_OK(nt_status)) {
2563                 return ntstatus_to_werror(nt_status);
2564         }
2565
2566         return WERR_OK;
2567 }
2568
2569 static void becomeDC_drsuapi3_pull_schema_recv(struct rpc_request *req);
2570
2571 static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s)
2572 {
2573         s->schema_part.nc.guid  = GUID_zero();
2574         s->schema_part.nc.sid   = s->zero_sid;
2575         s->schema_part.nc.dn    = s->forest.schema_dn_str;
2576
2577         s->schema_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2578
2579         s->schema_part.replica_flags    = DRSUAPI_DS_REPLICA_NEIGHBOUR_WRITEABLE
2580                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_SYNC_ON_STARTUP
2581                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_DO_SCHEDULED_SYNCS
2582                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_FULL_IN_PROGRESS
2583                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_NEVER_SYNCED
2584                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_COMPRESS_CHANGES;
2585
2586         s->schema_part.store_chunk      = s->callbacks.schema_chunk;
2587
2588         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
2589                                              becomeDC_drsuapi3_pull_schema_recv);
2590 }
2591
2592 static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s);
2593
2594 static void becomeDC_drsuapi3_pull_schema_recv(struct rpc_request *req)
2595 {
2596         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2597                                           struct libnet_BecomeDC_state);
2598         struct composite_context *c = s->creq;
2599         struct drsuapi_DsGetNCChanges *r = talloc_get_type(req->ndr.struct_ptr,
2600                                            struct drsuapi_DsGetNCChanges);
2601         WERROR status;
2602
2603         bool print = false;
2604
2605         if (req->p->conn->flags & DCERPC_DEBUG_PRINT_OUT) {
2606                 print = true;
2607         }
2608
2609         c->status = dcerpc_ndr_request_recv(req);
2610         if (!composite_is_ok(c)) return;
2611
2612         if (print) {
2613                 NDR_PRINT_OUT_DEBUG(drsuapi_DsGetNCChanges, r);
2614         }
2615
2616         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part, r);
2617         if (!W_ERROR_IS_OK(status)) {
2618                 composite_error(c, werror_to_ntstatus(status));
2619                 return;
2620         }
2621
2622         talloc_free(r);
2623
2624         if (s->schema_part.more_data) {
2625                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
2626                                                      becomeDC_drsuapi3_pull_schema_recv);
2627                 return;
2628         }
2629
2630         becomeDC_drsuapi3_pull_config_send(s);
2631 }
2632
2633 static void becomeDC_drsuapi3_pull_config_recv(struct rpc_request *req);
2634
2635 static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s)
2636 {
2637         s->config_part.nc.guid  = GUID_zero();
2638         s->config_part.nc.sid   = s->zero_sid;
2639         s->config_part.nc.dn    = s->forest.config_dn_str;
2640
2641         s->config_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2642
2643         s->config_part.replica_flags    = DRSUAPI_DS_REPLICA_NEIGHBOUR_WRITEABLE
2644                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_SYNC_ON_STARTUP
2645                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_DO_SCHEDULED_SYNCS
2646                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_FULL_IN_PROGRESS
2647                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_NEVER_SYNCED
2648                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_COMPRESS_CHANGES;
2649
2650         s->config_part.store_chunk      = s->callbacks.config_chunk;
2651
2652         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
2653                                              becomeDC_drsuapi3_pull_config_recv);
2654 }
2655
2656 static void becomeDC_drsuapi3_pull_config_recv(struct rpc_request *req)
2657 {
2658         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2659                                           struct libnet_BecomeDC_state);
2660         struct composite_context *c = s->creq;
2661         struct drsuapi_DsGetNCChanges *r = talloc_get_type(req->ndr.struct_ptr,
2662                                            struct drsuapi_DsGetNCChanges);
2663         WERROR status;
2664
2665         bool print = false;
2666
2667         if (req->p->conn->flags & DCERPC_DEBUG_PRINT_OUT) {
2668                 print = true;
2669         }
2670
2671         c->status = dcerpc_ndr_request_recv(req);
2672         if (!composite_is_ok(c)) return;
2673
2674         if (print) {
2675                 NDR_PRINT_OUT_DEBUG(drsuapi_DsGetNCChanges, r);
2676         }
2677
2678         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->config_part, r);
2679         if (!W_ERROR_IS_OK(status)) {
2680                 composite_error(c, werror_to_ntstatus(status));
2681                 return;
2682         }
2683
2684         talloc_free(r);
2685
2686         if (s->config_part.more_data) {
2687                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
2688                                                      becomeDC_drsuapi3_pull_config_recv);
2689                 return;
2690         }
2691
2692         becomeDC_connect_ldap2(s);
2693 }
2694
2695 static void becomeDC_drsuapi3_pull_domain_recv(struct rpc_request *req);
2696
2697 static void becomeDC_drsuapi3_pull_domain_send(struct libnet_BecomeDC_state *s)
2698 {
2699         s->domain_part.nc.guid  = GUID_zero();
2700         s->domain_part.nc.sid   = s->zero_sid;
2701         s->domain_part.nc.dn    = s->domain.dn_str;
2702
2703         s->domain_part.destination_dsa_guid     = s->drsuapi2.bind_guid;
2704
2705         s->domain_part.replica_flags    = DRSUAPI_DS_REPLICA_NEIGHBOUR_WRITEABLE
2706                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_SYNC_ON_STARTUP
2707                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_DO_SCHEDULED_SYNCS
2708                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_FULL_IN_PROGRESS
2709                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_NEVER_SYNCED
2710                                         | DRSUAPI_DS_REPLICA_NEIGHBOUR_COMPRESS_CHANGES;
2711
2712         s->domain_part.store_chunk      = s->callbacks.domain_chunk;
2713
2714         becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2715                                              becomeDC_drsuapi3_pull_domain_recv);
2716 }
2717
2718 static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
2719                                               struct becomeDC_drsuapi *drsuapi,
2720                                               struct libnet_BecomeDC_Partition *partition,
2721                                               void (*recv_fn)(struct rpc_request *req));
2722 static void becomeDC_drsuapi2_update_refs_schema_recv(struct rpc_request *req);
2723
2724 static void becomeDC_drsuapi3_pull_domain_recv(struct rpc_request *req)
2725 {
2726         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2727                                           struct libnet_BecomeDC_state);
2728         struct composite_context *c = s->creq;
2729         struct drsuapi_DsGetNCChanges *r = talloc_get_type(req->ndr.struct_ptr,
2730                                            struct drsuapi_DsGetNCChanges);
2731         WERROR status;
2732         bool print = false;
2733
2734         if (req->p->conn->flags & DCERPC_DEBUG_PRINT_OUT) {
2735                 print = true;
2736         }
2737
2738         c->status = dcerpc_ndr_request_recv(req);
2739         if (!composite_is_ok(c)) return;
2740
2741         if (print) {
2742                 NDR_PRINT_OUT_DEBUG(drsuapi_DsGetNCChanges, r);
2743         }
2744
2745         status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part, r);
2746         if (!W_ERROR_IS_OK(status)) {
2747                 composite_error(c, werror_to_ntstatus(status));
2748                 return;
2749         }
2750
2751         talloc_free(r);
2752
2753         if (s->domain_part.more_data) {
2754                 becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
2755                                                      becomeDC_drsuapi3_pull_domain_recv);
2756                 return;
2757         }
2758
2759         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->schema_part,
2760                                           becomeDC_drsuapi2_update_refs_schema_recv);
2761 }
2762
2763 static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
2764                                               struct becomeDC_drsuapi *drsuapi,
2765                                               struct libnet_BecomeDC_Partition *partition,
2766                                               void (*recv_fn)(struct rpc_request *req))
2767 {
2768         struct composite_context *c = s->creq;
2769         struct rpc_request *req;
2770         struct drsuapi_DsReplicaUpdateRefs *r;
2771         const char *ntds_guid_str;
2772         const char *ntds_dns_name;
2773
2774         r = talloc(s, struct drsuapi_DsReplicaUpdateRefs);
2775         if (composite_nomem(r, c)) return;
2776
2777         ntds_guid_str = GUID_string(r, &s->dest_dsa.ntds_guid);
2778         if (composite_nomem(ntds_guid_str, c)) return;
2779
2780         ntds_dns_name = talloc_asprintf(r, "%s._msdcs.%s",
2781                                         ntds_guid_str,
2782                                         s->domain.dns_name);
2783         if (composite_nomem(ntds_dns_name, c)) return;
2784
2785         r->in.bind_handle               = &drsuapi->bind_handle;
2786         r->in.level                     = 1;
2787         r->in.req.req1.naming_context   = &partition->nc;
2788         r->in.req.req1.dest_dsa_dns_name= ntds_dns_name;
2789         r->in.req.req1.dest_dsa_guid    = s->dest_dsa.ntds_guid;
2790         r->in.req.req1.options          = DRSUAPI_DS_REPLICA_UPDATE_ADD_REFERENCE
2791                                         | DRSUAPI_DS_REPLICA_UPDATE_DELETE_REFERENCE;
2792
2793         /* I think this is how we mark ourselves as a RODC */
2794         if (!lp_parm_bool(s->libnet->lp_ctx, NULL, "repl", "RODC", false)) {
2795                 r->in.req.req1.options |= DRSUAPI_DS_REPLICA_UPDATE_WRITEABLE;
2796         }
2797
2798         req = dcerpc_drsuapi_DsReplicaUpdateRefs_send(drsuapi->pipe, r, r);
2799         composite_continue_rpc(c, req, recv_fn, s);
2800 }
2801
2802 static void becomeDC_drsuapi2_update_refs_config_recv(struct rpc_request *req);
2803
2804 static void becomeDC_drsuapi2_update_refs_schema_recv(struct rpc_request *req)
2805 {
2806         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2807                                           struct libnet_BecomeDC_state);
2808         struct composite_context *c = s->creq;
2809         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(req->ndr.struct_ptr,
2810                                            struct drsuapi_DsReplicaUpdateRefs);
2811         bool print = false;
2812
2813         if (req->p->conn->flags & DCERPC_DEBUG_PRINT_OUT) {
2814                 print = true;
2815         }
2816
2817         c->status = dcerpc_ndr_request_recv(req);
2818         if (!composite_is_ok(c)) return;
2819
2820         if (print) {
2821                 NDR_PRINT_OUT_DEBUG(drsuapi_DsReplicaUpdateRefs, r);
2822         }
2823
2824         if (!W_ERROR_IS_OK(r->out.result)) {
2825                 composite_error(c, werror_to_ntstatus(r->out.result));
2826                 return;
2827         }
2828
2829         talloc_free(r);
2830
2831         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->config_part,
2832                                           becomeDC_drsuapi2_update_refs_config_recv);
2833 }
2834
2835 static void becomeDC_drsuapi2_update_refs_domain_recv(struct rpc_request *req);
2836
2837 static void becomeDC_drsuapi2_update_refs_config_recv(struct rpc_request *req)
2838 {
2839         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2840                                           struct libnet_BecomeDC_state);
2841         struct composite_context *c = s->creq;
2842         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(req->ndr.struct_ptr,
2843                                            struct drsuapi_DsReplicaUpdateRefs);
2844
2845         c->status = dcerpc_ndr_request_recv(req);
2846         if (!composite_is_ok(c)) return;
2847
2848         if (!W_ERROR_IS_OK(r->out.result)) {
2849                 composite_error(c, werror_to_ntstatus(r->out.result));
2850                 return;
2851         }
2852
2853         talloc_free(r);
2854
2855         becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->domain_part,
2856                                           becomeDC_drsuapi2_update_refs_domain_recv);
2857 }
2858
2859 static void becomeDC_drsuapi2_update_refs_domain_recv(struct rpc_request *req)
2860 {
2861         struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
2862                                           struct libnet_BecomeDC_state);
2863         struct composite_context *c = s->creq;
2864         struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(req->ndr.struct_ptr,
2865                                            struct drsuapi_DsReplicaUpdateRefs);
2866
2867         c->status = dcerpc_ndr_request_recv(req);
2868         if (!composite_is_ok(c)) return;
2869
2870         if (!W_ERROR_IS_OK(r->out.result)) {
2871                 composite_error(c, werror_to_ntstatus(r->out.result));
2872                 return;
2873         }
2874
2875         talloc_free(r);
2876
2877         /* TODO: use DDNS updates and register dns names */
2878         composite_done(c);
2879 }
2880
2881 static NTSTATUS becomeDC_ldap2_modify_computer(struct libnet_BecomeDC_state *s)
2882 {
2883         int ret;
2884         struct ldb_message *msg;
2885         uint32_t i;
2886         uint32_t user_account_control = UF_SERVER_TRUST_ACCOUNT |
2887                                         UF_TRUSTED_FOR_DELEGATION;
2888
2889         /* as the value is already as we want it to be, we're done */
2890         if (s->dest_dsa.user_account_control == user_account_control) {
2891                 return NT_STATUS_OK;
2892         }
2893
2894         /* make a 'modify' msg, and only for serverReference */
2895         msg = ldb_msg_new(s);
2896         NT_STATUS_HAVE_NO_MEMORY(msg);
2897         msg->dn = ldb_dn_new(msg, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
2898         NT_STATUS_HAVE_NO_MEMORY(msg->dn);
2899
2900         ret = ldb_msg_add_fmt(msg, "userAccountControl", "%u", user_account_control);
2901         if (ret != 0) {
2902                 talloc_free(msg);
2903                 return NT_STATUS_NO_MEMORY;
2904         }
2905
2906         /* mark all the message elements (should be just one)
2907            as LDB_FLAG_MOD_REPLACE */
2908         for (i=0;i<msg->num_elements;i++) {
2909                 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
2910         }
2911
2912         ret = ldb_modify(s->ldap2.ldb, msg);
2913         talloc_free(msg);
2914         if (ret != LDB_SUCCESS) {
2915                 return NT_STATUS_LDAP(ret);
2916         }
2917
2918         s->dest_dsa.user_account_control = user_account_control;
2919
2920         return NT_STATUS_OK;
2921 }
2922
2923 static NTSTATUS becomeDC_ldap2_move_computer(struct libnet_BecomeDC_state *s)
2924 {
2925         int ret;
2926         struct ldb_dn *old_dn;
2927         struct ldb_dn *new_dn;
2928
2929         ret = dsdb_wellknown_dn(s->ldap2.ldb, s, samdb_base_dn(s->ldap2.ldb),
2930                                 DS_GUID_DOMAIN_CONTROLLERS_CONTAINER,
2931                                 &new_dn);
2932         if (ret != LDB_SUCCESS) {
2933                 return NT_STATUS_LDAP(ret);
2934         }
2935
2936         if (!ldb_dn_add_child_fmt(new_dn, "CN=%s", s->dest_dsa.netbios_name)) {
2937                 talloc_free(new_dn);
2938                 return NT_STATUS_NO_MEMORY;
2939         }
2940
2941         old_dn = ldb_dn_new(new_dn, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
2942         NT_STATUS_HAVE_NO_MEMORY(old_dn);
2943
2944         if (ldb_dn_compare(old_dn, new_dn) == 0) {
2945                 /* we don't need to rename if the old and new dn match */
2946                 talloc_free(new_dn);
2947                 return NT_STATUS_OK;
2948         }
2949
2950         ret = ldb_rename(s->ldap2.ldb, old_dn, new_dn);
2951         if (ret != LDB_SUCCESS) {
2952                 talloc_free(new_dn);
2953                 return NT_STATUS_LDAP(ret);
2954         }
2955
2956         s->dest_dsa.computer_dn_str = ldb_dn_alloc_linearized(s, new_dn);
2957         NT_STATUS_HAVE_NO_MEMORY(s->dest_dsa.computer_dn_str);
2958
2959         talloc_free(new_dn);
2960
2961         return NT_STATUS_OK;
2962 }
2963
2964 static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s)
2965 {
2966         struct composite_context *c = s->creq;
2967
2968         c->status = becomeDC_ldap_connect(s, &s->ldap2);
2969         if (!composite_is_ok(c)) return;
2970
2971         c->status = becomeDC_ldap2_modify_computer(s);
2972         if (!composite_is_ok(c)) return;
2973
2974         c->status = becomeDC_ldap2_move_computer(s);
2975         if (!composite_is_ok(c)) return;
2976
2977         becomeDC_drsuapi3_pull_domain_send(s);
2978 }
2979
2980 struct composite_context *libnet_BecomeDC_send(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
2981 {
2982         struct composite_context *c;
2983         struct libnet_BecomeDC_state *s;
2984         char *tmp_name;
2985
2986         c = composite_create(mem_ctx, ctx->event_ctx);
2987         if (c == NULL) return NULL;
2988
2989         s = talloc_zero(c, struct libnet_BecomeDC_state);
2990         if (composite_nomem(s, c)) return c;
2991         c->private_data = s;
2992         s->creq         = c;
2993         s->libnet       = ctx;
2994
2995         /* Domain input */
2996         s->domain.dns_name      = talloc_strdup(s, r->in.domain_dns_name);
2997         if (composite_nomem(s->domain.dns_name, c)) return c;
2998         s->domain.netbios_name  = talloc_strdup(s, r->in.domain_netbios_name);
2999         if (composite_nomem(s->domain.netbios_name, c)) return c;
3000         s->domain.sid           = dom_sid_dup(s, r->in.domain_sid);
3001         if (composite_nomem(s->domain.sid, c)) return c;
3002
3003         /* Source DSA input */
3004         s->source_dsa.address   = talloc_strdup(s, r->in.source_dsa_address);
3005         if (composite_nomem(s->source_dsa.address, c)) return c;
3006
3007         /* Destination DSA input */
3008         s->dest_dsa.netbios_name= talloc_strdup(s, r->in.dest_dsa_netbios_name);
3009         if (composite_nomem(s->dest_dsa.netbios_name, c)) return c;
3010
3011         /* Destination DSA dns_name construction */
3012         tmp_name        = strlower_talloc(s, s->dest_dsa.netbios_name);
3013         if (composite_nomem(tmp_name, c)) return c;
3014         tmp_name        = talloc_asprintf_append_buffer(tmp_name, ".%s",s->domain.dns_name);
3015         if (composite_nomem(tmp_name, c)) return c;
3016         s->dest_dsa.dns_name    = tmp_name;
3017
3018         /* Callback function pointers */
3019         s->callbacks = r->in.callbacks;
3020
3021         becomeDC_send_cldap(s);
3022         return c;
3023 }
3024
3025 NTSTATUS libnet_BecomeDC_recv(struct composite_context *c, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3026 {
3027         NTSTATUS status;
3028
3029         status = composite_wait(c);
3030
3031         ZERO_STRUCT(r->out);
3032
3033         talloc_free(c);
3034         return status;
3035 }
3036
3037 NTSTATUS libnet_BecomeDC(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
3038 {
3039         NTSTATUS status;
3040         struct composite_context *c;
3041         c = libnet_BecomeDC_send(ctx, mem_ctx, r);
3042         status = libnet_BecomeDC_recv(c, mem_ctx, r);
3043         return status;
3044 }