source4/rpc_server/drsuapi/dcesrv_drsuapi.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    endpoint server for the drsuapi pipe
   5
   6    Copyright (C) Stefan Metzmacher 2004
   7    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2006
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "includes.h"
  24 #include "librpc/gen_ndr/ndr_drsuapi.h"
  25 #include "rpc_server/dcerpc_server.h"
  26 #include "rpc_server/common/common.h"
  27 #include "dsdb/samdb/samdb.h"
  28 #include "rpc_server/drsuapi/dcesrv_drsuapi.h"
  29 #include "libcli/security/security.h"
  30 #include "auth/auth.h"
  31
  32 #define DRSUAPI_UNSUPPORTED(fname) do { \
  33         DEBUG(1,(__location__ ": Unsupported DRS call %s\n", #fname)); \
  34         if (DEBUGLVL(2)) NDR_PRINT_IN_DEBUG(fname, r); \
  35         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR); \
  36 } while (0)
  37
  38 /*
  39   drsuapi_DsBind
  40 */
  41 static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
  42                        struct drsuapi_DsBind *r)
  43 {
  44         struct drsuapi_bind_state *b_state;
  45         struct dcesrv_handle *handle;
  46         struct drsuapi_DsBindInfoCtr *bind_info;
  47         struct GUID site_guid;
  48         struct ldb_result *site_res;
  49         struct ldb_dn *server_site_dn;
  50         static const char *site_attrs[] = { "objectGUID", NULL };
  51         struct ldb_result *ntds_res;
  52         struct ldb_dn *ntds_dn;
  53         static const char *ntds_attrs[] = { "ms-DS-ReplicationEpoch", NULL };
  54         uint32_t pid;
  55         uint32_t repl_epoch;
  56         int ret;
  57         struct auth_session_info *auth_info;
  58         WERROR werr;
  59
  60         r->out.bind_info = NULL;
  61         ZERO_STRUCTP(r->out.bind_handle);
  62
  63         b_state = talloc_zero(mem_ctx, struct drsuapi_bind_state);
  64         W_ERROR_HAVE_NO_MEMORY(b_state);
  65
  66         /* if this is a DC connecting, give them system level access */
  67         werr = drs_security_level_check(dce_call, NULL);
  68         if (W_ERROR_IS_OK(werr)) {
  69                 DEBUG(3,(__location__ ": doing DsBind with system_session\n"));
  70                 auth_info = system_session(dce_call->conn->dce_ctx->lp_ctx);
  71         } else {
  72                 auth_info = dce_call->conn->auth_state.session_info;
  73         }
  74
  75         /*
  76          * connect to the samdb
  77          */
  78         b_state->sam_ctx = samdb_connect(b_state, dce_call->event_ctx,
  79                                          dce_call->conn->dce_ctx->lp_ctx, auth_info);
  80         if (!b_state->sam_ctx) {
  81                 return WERR_FOOBAR;
  82         }
  83
  84         /*
  85          * find out the guid of our own site
  86          */
  87         server_site_dn = samdb_server_site_dn(b_state->sam_ctx, mem_ctx);
  88         W_ERROR_HAVE_NO_MEMORY(server_site_dn);
  89
  90         ret = ldb_search(b_state->sam_ctx, mem_ctx, &site_res,
  91                                  server_site_dn, LDB_SCOPE_BASE, site_attrs,
  92                                  "(objectClass=*)");
  93         if (ret != LDB_SUCCESS) {
  94                 return WERR_DS_DRA_INTERNAL_ERROR;
  95         }
  96         if (site_res->count != 1) {
  97                 return WERR_DS_DRA_INTERNAL_ERROR;
  98         }
  99         site_guid = samdb_result_guid(site_res->msgs[0], "objectGUID");
 100
 101         /*
 102          * lookup the local servers Replication Epoch
 103          */
 104         ntds_dn = samdb_ntds_settings_dn(b_state->sam_ctx);
 105         W_ERROR_HAVE_NO_MEMORY(ntds_dn);
 106
 107         ret = ldb_search(b_state->sam_ctx, mem_ctx, &ntds_res,
 108                                  ntds_dn, LDB_SCOPE_BASE, ntds_attrs,
 109                                  "(objectClass=*)");
 110         if (ret != LDB_SUCCESS) {
 111                 return WERR_DS_DRA_INTERNAL_ERROR;
 112         }
 113         if (ntds_res->count != 1) {
 114                 return WERR_DS_DRA_INTERNAL_ERROR;
 115         }
 116         repl_epoch = samdb_result_uint(ntds_res->msgs[0], "ms-DS-ReplicationEpoch", 0);
 117
 118         /*
 119          * The "process identifier" of the client.
 120          * According to the WSPP docs, sectin 5.35, this is
 121          * for informational and debugging purposes only.
 122          * The assignment is implementation specific.
 123          */
 124         pid = 0;
 125
 126         /*
 127          * store the clients bind_guid
 128          */
 129         if (r->in.bind_guid) {
 130                 b_state->remote_bind_guid = *r->in.bind_guid;
 131         }
 132
 133         /*
 134          * store the clients bind_info
 135          */
 136         if (r->in.bind_info) {
 137                 switch (r->in.bind_info->length) {
 138                 case 24: {
 139                         struct drsuapi_DsBindInfo24 *info24;
 140                         info24 = &r->in.bind_info->info.info24;
 141                         b_state->remote_info28.supported_extensions     = info24->supported_extensions;
 142                         b_state->remote_info28.site_guid                = info24->site_guid;
 143                         b_state->remote_info28.pid                      = info24->pid;
 144                         b_state->remote_info28.repl_epoch               = 0;
 145                         break;
 146                 }
 147                 case 28:
 148                         b_state->remote_info28 = r->in.bind_info->info.info28;
 149                         break;
 150                 }
 151         }
 152
 153         /*
 154          * fill in our local bind info 28
 155          */
 156         b_state->local_info28.supported_extensions      = 0;
 157         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
 158         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
 159         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
 160         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
 161 #if 0 /* we don't support MSZIP compression (only decompression) */
 162         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
 163 #endif
 164         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
 165         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
 166         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
 167         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
 168         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
 169         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
 170         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
 171         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
 172         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
 173         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
 174         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
 175         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
 176         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
 177         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
 178         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_00100000;
 179         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
 180         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
 181         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
 182         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
 183         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
 184         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
 185         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
 186         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
 187         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
 188 #if 0 /* we don't support XPRESS compression yet */
 189         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
 190 #endif
 191         b_state->local_info28.site_guid                 = site_guid;
 192         b_state->local_info28.pid                       = pid;
 193         b_state->local_info28.repl_epoch                = repl_epoch;
 194
 195         /*
 196          * allocate the return bind_info
 197          */
 198         bind_info = talloc(mem_ctx, struct drsuapi_DsBindInfoCtr);
 199         W_ERROR_HAVE_NO_MEMORY(bind_info);
 200
 201         bind_info->length       = 28;
 202         bind_info->info.info28  = b_state->local_info28;
 203
 204         /*
 205          * allocate a bind handle
 206          */
 207         handle = dcesrv_handle_new(dce_call->context, DRSUAPI_BIND_HANDLE);
 208         W_ERROR_HAVE_NO_MEMORY(handle);
 209         handle->data = talloc_steal(handle, b_state);
 210
 211         /*
 212          * prepare reply
 213          */
 214         r->out.bind_info = bind_info;
 215         *r->out.bind_handle = handle->wire_handle;
 216
 217         return WERR_OK;
 218 }
 219
 220
 221 /*
 222   drsuapi_DsUnbind
 223 */
 224 static WERROR dcesrv_drsuapi_DsUnbind(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 225                                struct drsuapi_DsUnbind *r)
 226 {
 227         struct dcesrv_handle *h;
 228
 229         *r->out.bind_handle = *r->in.bind_handle;
 230
 231         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 232
 233         talloc_free(h);
 234
 235         ZERO_STRUCTP(r->out.bind_handle);
 236
 237         return WERR_OK;
 238 }
 239
 240
 241 /*
 242   drsuapi_DsReplicaSync
 243 */
 244 static WERROR dcesrv_drsuapi_DsReplicaSync(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 245                                            struct drsuapi_DsReplicaSync *r)
 246 {
 247         WERROR status;
 248
 249         status = drs_security_level_check(dce_call, "DsReplicaSync");
 250         if (!W_ERROR_IS_OK(status)) {
 251                 return status;
 252         }
 253
 254         dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx, r, NDR_DRSUAPI_DSREPLICASYNC,
 255                                      &ndr_table_drsuapi,
 256                                      "dreplsrv", "DsReplicaSync");
 257
 258         return WERR_OK;
 259 }
 260
 261
 262 /*
 263   drsuapi_DsReplicaAdd
 264 */
 265 static WERROR dcesrv_drsuapi_DsReplicaAdd(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 266                                           struct drsuapi_DsReplicaAdd *r)
 267 {
 268         DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaAdd);
 269 }
 270
 271
 272 /*
 273   drsuapi_DsReplicaDel
 274 */
 275 static WERROR dcesrv_drsuapi_DsReplicaDel(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 276                                           struct drsuapi_DsReplicaDel *r)
 277 {
 278         DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaDel);
 279 }
 280
 281
 282 /*
 283   drsuapi_DsReplicaModify
 284 */
 285 static WERROR dcesrv_drsuapi_DsReplicaMod(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 286                                           struct drsuapi_DsReplicaMod *r)
 287 {
 288         DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaMod);
 289 }
 290
 291
 292 /*
 293   DRSUAPI_VERIFY_NAMES
 294 */
 295 static WERROR dcesrv_DRSUAPI_VERIFY_NAMES(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 296                        struct DRSUAPI_VERIFY_NAMES *r)
 297 {
 298         DRSUAPI_UNSUPPORTED(DRSUAPI_VERIFY_NAMES);
 299 }
 300
 301
 302 /*
 303   drsuapi_DsGetMemberships
 304 */
 305 static WERROR dcesrv_drsuapi_DsGetMemberships(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 306                        struct drsuapi_DsGetMemberships *r)
 307 {
 308         DRSUAPI_UNSUPPORTED(drsuapi_DsGetMemberships);
 309 }
 310
 311
 312 /*
 313   DRSUAPI_INTER_DOMAIN_MOVE
 314 */
 315 static WERROR dcesrv_DRSUAPI_INTER_DOMAIN_MOVE(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 316                        struct DRSUAPI_INTER_DOMAIN_MOVE *r)
 317 {
 318         DRSUAPI_UNSUPPORTED(DRSUAPI_INTER_DOMAIN_MOVE);
 319 }
 320
 321
 322 /*
 323   drsuapi_DsGetNT4ChangeLog
 324 */
 325 static WERROR dcesrv_drsuapi_DsGetNT4ChangeLog(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 326                        struct drsuapi_DsGetNT4ChangeLog *r)
 327 {
 328         DRSUAPI_UNSUPPORTED(drsuapi_DsGetNT4ChangeLog);
 329 }
 330
 331
 332 /*
 333   drsuapi_DsCrackNames
 334 */
 335 static WERROR dcesrv_drsuapi_DsCrackNames(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 336                             struct drsuapi_DsCrackNames *r)
 337 {
 338         WERROR status;
 339         struct drsuapi_bind_state *b_state;
 340         struct dcesrv_handle *h;
 341
 342         *r->out.level_out = r->in.level;
 343
 344         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 345         b_state = h->data;
 346
 347         r->out.ctr = talloc_zero(mem_ctx, union drsuapi_DsNameCtr);
 348         W_ERROR_HAVE_NO_MEMORY(r->out.ctr);
 349
 350         switch (r->in.level) {
 351                 case 1: {
 352                         struct drsuapi_DsNameCtr1 *ctr1;
 353                         struct drsuapi_DsNameInfo1 *names;
 354                         int count;
 355                         int i;
 356
 357                         ctr1 = talloc(mem_ctx, struct drsuapi_DsNameCtr1);
 358                         W_ERROR_HAVE_NO_MEMORY(ctr1);
 359
 360                         count = r->in.req->req1.count;
 361                         names = talloc_array(mem_ctx, struct drsuapi_DsNameInfo1, count);
 362                         W_ERROR_HAVE_NO_MEMORY(names);
 363
 364                         for (i=0; i < count; i++) {
 365                                 status = DsCrackNameOneName(b_state->sam_ctx, mem_ctx,
 366                                                             r->in.req->req1.format_flags,
 367                                                             r->in.req->req1.format_offered,
 368                                                             r->in.req->req1.format_desired,
 369                                                             r->in.req->req1.names[i].str,
 370                                                             &names[i]);
 371                                 if (!W_ERROR_IS_OK(status)) {
 372                                         return status;
 373                                 }
 374                         }
 375
 376                         ctr1->count = count;
 377                         ctr1->array = names;
 378                         r->out.ctr->ctr1 = ctr1;
 379
 380                         return WERR_OK;
 381                 }
 382         }
 383
 384         return WERR_UNKNOWN_LEVEL;
 385 }
 386
 387
 388 /*
 389   drsuapi_DsRemoveDSServer
 390 */
 391 static WERROR dcesrv_drsuapi_DsRemoveDSServer(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 392                                        struct drsuapi_DsRemoveDSServer *r)
 393 {
 394         struct drsuapi_bind_state *b_state;
 395         struct dcesrv_handle *h;
 396         struct ldb_dn *ntds_dn;
 397         int ret;
 398         bool ok;
 399         WERROR status;
 400
 401         ZERO_STRUCT(r->out.res);
 402         *r->out.level_out = 1;
 403
 404         status = drs_security_level_check(dce_call, "DsRemoveDSServer");
 405         if (!W_ERROR_IS_OK(status)) {
 406                 return status;
 407         }
 408
 409         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 410         b_state = h->data;
 411
 412         switch (r->in.level) {
 413         case 1:
 414                 ntds_dn = ldb_dn_new(mem_ctx, b_state->sam_ctx, r->in.req->req1.server_dn);
 415                 W_ERROR_HAVE_NO_MEMORY(ntds_dn);
 416
 417                 ok = ldb_dn_validate(ntds_dn);
 418                 if (!ok) {
 419                         return WERR_FOOBAR;
 420                 }
 421
 422                 /* TODO: it's likely that we need more checks here */
 423
 424                 ok = ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings");
 425                 if (!ok) {
 426                         return WERR_FOOBAR;
 427                 }
 428
 429                 if (r->in.req->req1.commit) {
 430                         ret = ldb_delete(b_state->sam_ctx, ntds_dn);
 431                         if (ret != LDB_SUCCESS) {
 432                                 return WERR_FOOBAR;
 433                         }
 434                 }
 435
 436                 return WERR_OK;
 437         default:
 438                 break;
 439         }
 440
 441         return WERR_FOOBAR;
 442 }
 443
 444
 445 /*
 446   DRSUAPI_REMOVE_DS_DOMAIN
 447 */
 448 static WERROR dcesrv_DRSUAPI_REMOVE_DS_DOMAIN(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 449                        struct DRSUAPI_REMOVE_DS_DOMAIN *r)
 450 {
 451         DRSUAPI_UNSUPPORTED(DRSUAPI_REMOVE_DS_DOMAIN);
 452 }
 453
 454 /* Obtain the site name from a server DN */
 455 static const char *result_site_name(struct ldb_dn *site_dn)
 456 {
 457         /* Format is cn=<NETBIOS name>,cn=Servers,cn=<site>,cn=sites.... */
 458         const struct ldb_val *val = ldb_dn_get_component_val(site_dn, 2);
 459         const char *name = ldb_dn_get_component_name(site_dn, 2);
 460
 461         if (!name || (ldb_attr_cmp(name, "cn") != 0)) {
 462                 /* Ensure this matches the format.  This gives us a
 463                  * bit more confidence that a 'cn' value will be a
 464                  * ascii string */
 465                 return NULL;
 466         }
 467         if (val) {
 468                 return (char *)val->data;
 469         }
 470         return NULL;
 471 }
 472
 473 /*
 474   drsuapi_DsGetDomainControllerInfo
 475 */
 476 static WERROR dcesrv_drsuapi_DsGetDomainControllerInfo_1(struct drsuapi_bind_state *b_state,
 477                                                 TALLOC_CTX *mem_ctx,
 478                                                 struct drsuapi_DsGetDomainControllerInfo *r)
 479 {
 480         struct ldb_dn *sites_dn;
 481         struct ldb_result *res;
 482
 483         const char *attrs_account_1[] = { "cn", "dnsHostName", NULL };
 484         const char *attrs_account_2[] = { "cn", "dnsHostName", "objectGUID", NULL };
 485
 486         const char *attrs_none[] = { NULL };
 487
 488         const char *attrs_site[] = { "objectGUID", NULL };
 489
 490         const char *attrs_ntds[] = { "options", "objectGUID", NULL };
 491
 492         const char *attrs_1[] = { "serverReference", "cn", "dnsHostName", NULL };
 493         const char *attrs_2[] = { "serverReference", "cn", "dnsHostName", "objectGUID", NULL };
 494         const char **attrs;
 495
 496         struct drsuapi_DsGetDCInfoCtr1 *ctr1;
 497         struct drsuapi_DsGetDCInfoCtr2 *ctr2;
 498
 499         int ret, i;
 500
 501         *r->out.level_out = r->in.req->req1.level;
 502         r->out.ctr = talloc(mem_ctx, union drsuapi_DsGetDCInfoCtr);
 503         W_ERROR_HAVE_NO_MEMORY(r->out.ctr);
 504
 505         sites_dn = samdb_sites_dn(b_state->sam_ctx, mem_ctx);
 506         if (!sites_dn) {
 507                 return WERR_DS_OBJ_NOT_FOUND;
 508         }
 509
 510         switch (*r->out.level_out) {
 511         case -1:
 512                 /* this level is not like the others */
 513                 return WERR_UNKNOWN_LEVEL;
 514         case 1:
 515                 attrs = attrs_1;
 516                 break;
 517         case 2:
 518                 attrs = attrs_2;
 519                 break;
 520         default:
 521                 return WERR_UNKNOWN_LEVEL;
 522         }
 523
 524         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res, sites_dn, LDB_SCOPE_SUBTREE, attrs,
 525                                  "objectClass=server");
 526
 527         if (ret) {
 528                 DEBUG(1, ("searching for servers in sites DN %s failed: %s\n",
 529                           ldb_dn_get_linearized(sites_dn), ldb_errstring(b_state->sam_ctx)));
 530                 return WERR_GENERAL_FAILURE;
 531         }
 532
 533         switch (*r->out.level_out) {
 534         case 1:
 535                 ctr1 = &r->out.ctr->ctr1;
 536                 ctr1->count = res->count;
 537                 ctr1->array = talloc_zero_array(mem_ctx,
 538                                                 struct drsuapi_DsGetDCInfo1,
 539                                                 res->count);
 540                 for (i=0; i < res->count; i++) {
 541                         struct ldb_dn *domain_dn;
 542                         struct ldb_result *res_domain;
 543                         struct ldb_result *res_account;
 544                         struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
 545
 546                         struct ldb_dn *ref_dn
 547                                 = ldb_msg_find_attr_as_dn(b_state->sam_ctx,
 548                                                           mem_ctx, res->msgs[i],
 549                                                           "serverReference");
 550
 551                         if (!ntds_dn || !ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings")) {
 552                                 return WERR_NOMEM;
 553                         }
 554
 555                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_account, ref_dn,
 556                                                  LDB_SCOPE_BASE, attrs_account_1, "objectClass=computer");
 557                         if (ret == LDB_SUCCESS && res_account->count == 1) {
 558                                 const char *errstr;
 559                                 ctr1->array[i].dns_name
 560                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "dNSHostName", NULL);
 561                                 ctr1->array[i].netbios_name
 562                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "cn", NULL);
 563                                 ctr1->array[i].computer_dn
 564                                         = ldb_dn_get_linearized(res_account->msgs[0]->dn);
 565
 566                                 /* Determine if this is the PDC */
 567                                 ret = samdb_search_for_parent_domain(b_state->sam_ctx,
 568                                                                      mem_ctx, res_account->msgs[0]->dn,
 569                                                                      &domain_dn, &errstr);
 570
 571                                 if (ret == LDB_SUCCESS) {
 572                                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_domain, domain_dn,
 573                                                                  LDB_SCOPE_BASE, attrs_none, "fSMORoleOwner=%s",
 574                                                                  ldb_dn_get_linearized(ntds_dn));
 575                                         if (ret) {
 576                                                 return WERR_GENERAL_FAILURE;
 577                                         }
 578                                         if (res_domain->count == 1) {
 579                                                 ctr1->array[i].is_pdc = true;
 580                                         }
 581                                 }
 582                         }
 583                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 584                                 DEBUG(5, ("warning: searching for computer DN %s failed: %s\n",
 585                                           ldb_dn_get_linearized(ref_dn), ldb_errstring(b_state->sam_ctx)));
 586                         }
 587
 588                         /* Look at server DN and extract site component */
 589                         ctr1->array[i].site_name = result_site_name(res->msgs[i]->dn);
 590                         ctr1->array[i].server_dn = ldb_dn_get_linearized(res->msgs[i]->dn);
 591
 592
 593                         ctr1->array[i].is_enabled = true;
 594
 595                 }
 596                 break;
 597         case 2:
 598                 ctr2 = &r->out.ctr->ctr2;
 599                 ctr2->count = res->count;
 600                 ctr2->array = talloc_zero_array(mem_ctx,
 601                                                  struct drsuapi_DsGetDCInfo2,
 602                                                  res->count);
 603                 for (i=0; i < res->count; i++) {
 604                         struct ldb_dn *domain_dn;
 605                         struct ldb_result *res_domain;
 606                         struct ldb_result *res_account;
 607                         struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
 608                         struct ldb_result *res_ntds;
 609                         struct ldb_dn *site_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
 610                         struct ldb_result *res_site;
 611                         struct ldb_dn *ref_dn
 612                                 = ldb_msg_find_attr_as_dn(b_state->sam_ctx,
 613                                                           mem_ctx, res->msgs[i],
 614                                                           "serverReference");
 615
 616                         if (!ntds_dn || !ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings")) {
 617                                 return WERR_NOMEM;
 618                         }
 619
 620                         /* Format is cn=<NETBIOS name>,cn=Servers,cn=<site>,cn=sites.... */
 621                         if (!site_dn || !ldb_dn_remove_child_components(site_dn, 2)) {
 622                                 return WERR_NOMEM;
 623                         }
 624
 625                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_ntds, ntds_dn,
 626                                                  LDB_SCOPE_BASE, attrs_ntds, "objectClass=nTDSDSA");
 627                         if (ret == LDB_SUCCESS && res_ntds->count == 1) {
 628                                 ctr2->array[i].is_gc
 629                                         = (ldb_msg_find_attr_as_int(res_ntds->msgs[0], "options", 0) == 1);
 630                                 ctr2->array[i].ntds_guid
 631                                         = samdb_result_guid(res_ntds->msgs[0], "objectGUID");
 632                                 ctr2->array[i].ntds_dn = ldb_dn_get_linearized(res_ntds->msgs[0]->dn);
 633                         }
 634                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 635                                 DEBUG(5, ("warning: searching for NTDS DN %s failed: %s\n",
 636                                           ldb_dn_get_linearized(ntds_dn), ldb_errstring(b_state->sam_ctx)));
 637                         }
 638
 639                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_site, site_dn,
 640                                                  LDB_SCOPE_BASE, attrs_site, "objectClass=site");
 641                         if (ret == LDB_SUCCESS && res_site->count == 1) {
 642                                 ctr2->array[i].site_guid
 643                                         = samdb_result_guid(res_site->msgs[0], "objectGUID");
 644                                 ctr2->array[i].site_dn = ldb_dn_get_linearized(res_site->msgs[0]->dn);
 645                         }
 646                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 647                                 DEBUG(5, ("warning: searching for site DN %s failed: %s\n",
 648                                           ldb_dn_get_linearized(site_dn), ldb_errstring(b_state->sam_ctx)));
 649                         }
 650
 651                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_account, ref_dn,
 652                                                  LDB_SCOPE_BASE, attrs_account_2, "objectClass=computer");
 653                         if (ret == LDB_SUCCESS && res_account->count == 1) {
 654                                 const char *errstr;
 655                                 ctr2->array[i].dns_name
 656                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "dNSHostName", NULL);
 657                                 ctr2->array[i].netbios_name
 658                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "cn", NULL);
 659                                 ctr2->array[i].computer_dn = ldb_dn_get_linearized(res_account->msgs[0]->dn);
 660                                 ctr2->array[i].computer_guid
 661                                         = samdb_result_guid(res_account->msgs[0], "objectGUID");
 662
 663                                 /* Determine if this is the PDC */
 664                                 ret = samdb_search_for_parent_domain(b_state->sam_ctx,
 665                                                                      mem_ctx, res_account->msgs[0]->dn,
 666                                                                      &domain_dn, &errstr);
 667
 668                                 if (ret == LDB_SUCCESS) {
 669                                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_domain, domain_dn,
 670                                                                  LDB_SCOPE_BASE, attrs_none, "fSMORoleOwner=%s",
 671                                                                  ldb_dn_get_linearized(ntds_dn));
 672                                         if (ret == LDB_SUCCESS && res_domain->count == 1) {
 673                                                 ctr2->array[i].is_pdc = true;
 674                                         }
 675                                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 676                                                 DEBUG(5, ("warning: searching for domain DN %s failed: %s\n",
 677                                                           ldb_dn_get_linearized(domain_dn), ldb_errstring(b_state->sam_ctx)));
 678                                         }
 679                                 }
 680                         }
 681                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 682                                 DEBUG(5, ("warning: searching for computer account DN %s failed: %s\n",
 683                                           ldb_dn_get_linearized(ref_dn), ldb_errstring(b_state->sam_ctx)));
 684                         }
 685
 686                         /* Look at server DN and extract site component */
 687                         ctr2->array[i].site_name = result_site_name(res->msgs[i]->dn);
 688                         ctr2->array[i].server_dn = ldb_dn_get_linearized(res->msgs[i]->dn);
 689                         ctr2->array[i].server_guid
 690                                 = samdb_result_guid(res->msgs[i], "objectGUID");
 691
 692                         ctr2->array[i].is_enabled = true;
 693
 694                 }
 695                 break;
 696         }
 697         return WERR_OK;
 698 }
 699
 700 /*
 701   drsuapi_DsGetDomainControllerInfo
 702 */
 703 static WERROR dcesrv_drsuapi_DsGetDomainControllerInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 704                                                 struct drsuapi_DsGetDomainControllerInfo *r)
 705 {
 706         struct dcesrv_handle *h;
 707         struct drsuapi_bind_state *b_state;
 708         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 709         b_state = h->data;
 710
 711         switch (r->in.level) {
 712         case 1:
 713                 return dcesrv_drsuapi_DsGetDomainControllerInfo_1(b_state, mem_ctx, r);
 714         }
 715
 716         return WERR_UNKNOWN_LEVEL;
 717 }
 718
 719
 720
 721 /*
 722   drsuapi_DsExecuteKCC
 723 */
 724 static WERROR dcesrv_drsuapi_DsExecuteKCC(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 725                                   struct drsuapi_DsExecuteKCC *r)
 726 {
 727         WERROR status;
 728         status = drs_security_level_check(dce_call, "DsExecuteKCC");
 729
 730         if (!W_ERROR_IS_OK(status)) {
 731                 return status;
 732         }
 733
 734         dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx, r, NDR_DRSUAPI_DSEXECUTEKCC,
 735                                                                 &ndr_table_drsuapi, "kccsrv", "DsExecuteKCC");
 736         return WERR_OK;
 737 }
 738
 739
 740 /*
 741   drsuapi_DsReplicaGetInfo
 742 */
 743 static WERROR dcesrv_drsuapi_DsReplicaGetInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 744                        struct drsuapi_DsReplicaGetInfo *r)
 745 {
 746         DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaGetInfo);
 747 }
 748
 749
 750 /*
 751   DRSUAPI_ADD_SID_HISTORY
 752 */
 753 static WERROR dcesrv_DRSUAPI_ADD_SID_HISTORY(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 754                        struct DRSUAPI_ADD_SID_HISTORY *r)
 755 {
 756         DRSUAPI_UNSUPPORTED(DRSUAPI_ADD_SID_HISTORY);
 757 }
 758
 759 /*
 760   drsuapi_DsGetMemberships2
 761 */
 762 static WERROR dcesrv_drsuapi_DsGetMemberships2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 763                        struct drsuapi_DsGetMemberships2 *r)
 764 {
 765         DRSUAPI_UNSUPPORTED(drsuapi_DsGetMemberships2);
 766 }
 767
 768 /*
 769   DRSUAPI_REPLICA_VERIFY_OBJECTS
 770 */
 771 static WERROR dcesrv_DRSUAPI_REPLICA_VERIFY_OBJECTS(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 772                        struct DRSUAPI_REPLICA_VERIFY_OBJECTS *r)
 773 {
 774         DRSUAPI_UNSUPPORTED(DRSUAPI_REPLICA_VERIFY_OBJECTS);
 775 }
 776
 777
 778 /*
 779   DRSUAPI_GET_OBJECT_EXISTENCE
 780 */
 781 static WERROR dcesrv_DRSUAPI_GET_OBJECT_EXISTENCE(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 782                        struct DRSUAPI_GET_OBJECT_EXISTENCE *r)
 783 {
 784         DRSUAPI_UNSUPPORTED(DRSUAPI_GET_OBJECT_EXISTENCE);
 785 }
 786
 787
 788 /*
 789   drsuapi_QuerySitesByCost
 790 */
 791 static WERROR dcesrv_drsuapi_QuerySitesByCost(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 792                        struct drsuapi_QuerySitesByCost *r)
 793 {
 794         DRSUAPI_UNSUPPORTED(drsuapi_QuerySitesByCost);
 795 }
 796
 797
 798 /* include the generated boilerplate */
 799 #include "librpc/gen_ndr/ndr_drsuapi_s.c"