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 "rpc_server/drsuapi/dcesrv_drsuapi.h"
  28 #include "dsdb/samdb/samdb.h"
  29 #include "lib/ldb/include/ldb_errors.h"
  30 #include "param/param.h"
  31
  32 /*
  33   drsuapi_DsBind
  34 */
  35 static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
  36                        struct drsuapi_DsBind *r)
  37 {
  38         struct drsuapi_bind_state *b_state;
  39         struct dcesrv_handle *handle;
  40         struct drsuapi_DsBindInfoCtr *bind_info;
  41         struct GUID site_guid;
  42         struct ldb_result *site_res;
  43         struct ldb_dn *server_site_dn;
  44         static const char *site_attrs[] = { "objectGUID", NULL };
  45         struct ldb_result *ntds_res;
  46         struct ldb_dn *ntds_dn;
  47         static const char *ntds_attrs[] = { "ms-DS-ReplicationEpoch", NULL };
  48         uint32_t pid;
  49         uint32_t repl_epoch;
  50         int ret;
  51
  52         r->out.bind_info = NULL;
  53         ZERO_STRUCTP(r->out.bind_handle);
  54
  55         b_state = talloc_zero(mem_ctx, struct drsuapi_bind_state);
  56         W_ERROR_HAVE_NO_MEMORY(b_state);
  57
  58         /*
  59          * connect to the samdb
  60          */
  61         b_state->sam_ctx = samdb_connect(b_state, dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, dce_call->conn->auth_state.session_info);
  62         if (!b_state->sam_ctx) {
  63                 return WERR_FOOBAR;
  64         }
  65
  66         /*
  67          * find out the guid of our own site
  68          */
  69         server_site_dn = samdb_server_site_dn(b_state->sam_ctx, mem_ctx);
  70         W_ERROR_HAVE_NO_MEMORY(server_site_dn);
  71
  72         ret = ldb_search(b_state->sam_ctx, mem_ctx, &site_res,
  73                                  server_site_dn, LDB_SCOPE_BASE, site_attrs,
  74                                  "(objectClass=*)");
  75         if (ret != LDB_SUCCESS) {
  76                 return WERR_DS_DRA_INTERNAL_ERROR;
  77         }
  78         if (site_res->count != 1) {
  79                 return WERR_DS_DRA_INTERNAL_ERROR;
  80         }
  81         site_guid = samdb_result_guid(site_res->msgs[0], "objectGUID");
  82
  83         /*
  84          * lookup the local servers Replication Epoch
  85          */
  86         ntds_dn = samdb_ntds_settings_dn(b_state->sam_ctx);
  87         W_ERROR_HAVE_NO_MEMORY(ntds_dn);
  88
  89         ret = ldb_search(b_state->sam_ctx, mem_ctx, &ntds_res,
  90                                  ntds_dn, LDB_SCOPE_BASE, ntds_attrs,
  91                                  "(objectClass=*)");
  92         if (ret != LDB_SUCCESS) {
  93                 return WERR_DS_DRA_INTERNAL_ERROR;
  94         }
  95         if (ntds_res->count != 1) {
  96                 return WERR_DS_DRA_INTERNAL_ERROR;
  97         }
  98         repl_epoch = samdb_result_uint(ntds_res->msgs[0], "ms-DS-ReplicationEpoch", 0);
  99
 100         /*
 101          * The "process identifier" of the client.
 102          * According to the WSPP docs, sectin 5.35, this is
 103          * for informational and debugging purposes only.
 104          * The assignment is implementation specific.
 105          */
 106         pid = 0;
 107
 108         /*
 109          * store the clients bind_guid
 110          */
 111         if (r->in.bind_guid) {
 112                 b_state->remote_bind_guid = *r->in.bind_guid;
 113         }
 114
 115         /*
 116          * store the clients bind_info
 117          */
 118         if (r->in.bind_info) {
 119                 switch (r->in.bind_info->length) {
 120                 case 24: {
 121                         struct drsuapi_DsBindInfo24 *info24;
 122                         info24 = &r->in.bind_info->info.info24;
 123                         b_state->remote_info28.supported_extensions     = info24->supported_extensions;
 124                         b_state->remote_info28.site_guid                = info24->site_guid;
 125                         b_state->remote_info28.pid                      = info24->pid;
 126                         b_state->remote_info28.repl_epoch               = 0;
 127                         break;
 128                 }
 129                 case 28:
 130                         b_state->remote_info28 = r->in.bind_info->info.info28;
 131                         break;
 132                 }
 133         }
 134
 135         /*
 136          * fill in our local bind info 28
 137          */
 138         b_state->local_info28.supported_extensions      = 0;
 139         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
 140         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
 141         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
 142         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
 143 #if 0 /* we don't support MSZIP compression (only decompression) */
 144         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
 145 #endif
 146         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
 147         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
 148         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
 149         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
 150         if (0 /*domain.behavior_version == 2*/) {
 151                 /* TODO: find out how this is really triggered! */
 152                 b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
 153         }
 154         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
 155         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
 156         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
 157         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
 158         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
 159         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
 160         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
 161         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
 162         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
 163         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_00100000;
 164         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
 165         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
 166         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
 167         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
 168         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
 169         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
 170         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
 171         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
 172         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
 173 #if 0 /* we don't support XPRESS compression yet */
 174         b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
 175 #endif
 176         b_state->local_info28.site_guid                 = site_guid;
 177         b_state->local_info28.pid                       = pid;
 178         b_state->local_info28.repl_epoch                = repl_epoch;
 179
 180         /*
 181          * allocate the return bind_info
 182          */
 183         bind_info = talloc(mem_ctx, struct drsuapi_DsBindInfoCtr);
 184         W_ERROR_HAVE_NO_MEMORY(bind_info);
 185
 186         bind_info->length       = 28;
 187         bind_info->info.info28  = b_state->local_info28;
 188
 189         /*
 190          * allocate a bind handle
 191          */
 192         handle = dcesrv_handle_new(dce_call->context, DRSUAPI_BIND_HANDLE);
 193         W_ERROR_HAVE_NO_MEMORY(handle);
 194         handle->data = talloc_steal(handle, b_state);
 195
 196         /*
 197          * prepare reply
 198          */
 199         r->out.bind_info = bind_info;
 200         *r->out.bind_handle = handle->wire_handle;
 201
 202         return WERR_OK;
 203 }
 204
 205
 206 /*
 207   drsuapi_DsUnbind
 208 */
 209 static WERROR dcesrv_drsuapi_DsUnbind(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 210                                struct drsuapi_DsUnbind *r)
 211 {
 212         struct dcesrv_handle *h;
 213
 214         *r->out.bind_handle = *r->in.bind_handle;
 215
 216         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 217
 218         talloc_free(h);
 219
 220         ZERO_STRUCTP(r->out.bind_handle);
 221
 222         return WERR_OK;
 223 }
 224
 225
 226 /*
 227   drsuapi_DsReplicaSync
 228 */
 229 static WERROR dcesrv_drsuapi_DsReplicaSync(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 230                        struct drsuapi_DsReplicaSync *r)
 231 {
 232         /* TODO: implement this call correct!
 233          *       for now we just say yes,
 234          *       because we have no output parameter
 235          */
 236         return WERR_OK;
 237 }
 238
 239
 240 /*
 241   drsuapi_DsGetNCChanges
 242 */
 243 static WERROR dcesrv_drsuapi_DsGetNCChanges(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 244                        struct drsuapi_DsGetNCChanges *r)
 245 {
 246         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 247 }
 248
 249
 250 /*
 251   drsuapi_DsReplicaUpdateRefs
 252 */
 253 static WERROR dcesrv_drsuapi_DsReplicaUpdateRefs(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 254                        struct drsuapi_DsReplicaUpdateRefs *r)
 255 {
 256         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 257 }
 258
 259
 260 /*
 261   DRSUAPI_REPLICA_ADD
 262 */
 263 static WERROR dcesrv_DRSUAPI_REPLICA_ADD(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 264                        struct DRSUAPI_REPLICA_ADD *r)
 265 {
 266         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 267 }
 268
 269
 270 /*
 271   DRSUAPI_REPLICA_DEL
 272 */
 273 static WERROR dcesrv_DRSUAPI_REPLICA_DEL(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 274                        struct DRSUAPI_REPLICA_DEL *r)
 275 {
 276         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 277 }
 278
 279
 280 /*
 281   DRSUAPI_REPLICA_MODIFY
 282 */
 283 static WERROR dcesrv_DRSUAPI_REPLICA_MODIFY(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 284                        struct DRSUAPI_REPLICA_MODIFY *r)
 285 {
 286         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 287 }
 288
 289
 290 /*
 291   DRSUAPI_VERIFY_NAMES
 292 */
 293 static WERROR dcesrv_DRSUAPI_VERIFY_NAMES(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 294                        struct DRSUAPI_VERIFY_NAMES *r)
 295 {
 296         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 297 }
 298
 299
 300 /*
 301   drsuapi_DsGetMemberships
 302 */
 303 static WERROR dcesrv_drsuapi_DsGetMemberships(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 304                        struct drsuapi_DsGetMemberships *r)
 305 {
 306         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 307 }
 308
 309
 310 /*
 311   DRSUAPI_INTER_DOMAIN_MOVE
 312 */
 313 static WERROR dcesrv_DRSUAPI_INTER_DOMAIN_MOVE(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 314                        struct DRSUAPI_INTER_DOMAIN_MOVE *r)
 315 {
 316         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 317 }
 318
 319
 320 /*
 321   drsuapi_DsGetNT4ChangeLog
 322 */
 323 static WERROR dcesrv_drsuapi_DsGetNT4ChangeLog(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 324                        struct drsuapi_DsGetNT4ChangeLog *r)
 325 {
 326         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 327 }
 328
 329
 330 /*
 331   drsuapi_DsCrackNames
 332 */
 333 WERROR dcesrv_drsuapi_DsCrackNames(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 334                             struct drsuapi_DsCrackNames *r)
 335 {
 336         WERROR status;
 337         struct drsuapi_bind_state *b_state;
 338         struct dcesrv_handle *h;
 339
 340         r->out.level = r->in.level;
 341         ZERO_STRUCT(r->out.ctr);
 342
 343         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 344         b_state = h->data;
 345
 346         switch (r->in.level) {
 347                 case 1: {
 348                         struct drsuapi_DsNameCtr1 *ctr1;
 349                         struct drsuapi_DsNameInfo1 *names;
 350                         int count;
 351                         int i;
 352
 353                         ctr1 = talloc(mem_ctx, struct drsuapi_DsNameCtr1);
 354                         W_ERROR_HAVE_NO_MEMORY(ctr1);
 355
 356                         count = r->in.req.req1.count;
 357                         names = talloc_array(mem_ctx, struct drsuapi_DsNameInfo1, count);
 358                         W_ERROR_HAVE_NO_MEMORY(names);
 359
 360                         for (i=0; i < count; i++) {
 361                                 status = DsCrackNameOneName(b_state->sam_ctx, mem_ctx,
 362                                                             r->in.req.req1.format_flags,
 363                                                             r->in.req.req1.format_offered,
 364                                                             r->in.req.req1.format_desired,
 365                                                             r->in.req.req1.names[i].str,
 366                                                             &names[i]);
 367                                 if (!W_ERROR_IS_OK(status)) {
 368                                         return status;
 369                                 }
 370                         }
 371
 372                         ctr1->count = count;
 373                         ctr1->array = names;
 374                         r->out.ctr.ctr1 = ctr1;
 375
 376                         return WERR_OK;
 377                 }
 378         }
 379
 380         return WERR_UNKNOWN_LEVEL;
 381 }
 382
 383 /*
 384   drsuapi_DsWriteAccountSpn
 385 */
 386 static WERROR dcesrv_drsuapi_DsWriteAccountSpn(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 387                        struct drsuapi_DsWriteAccountSpn *r)
 388 {
 389         struct drsuapi_bind_state *b_state;
 390         struct dcesrv_handle *h;
 391
 392         *r->out.level_out = r->in.level;
 393
 394         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 395         b_state = h->data;
 396
 397         r->out.res = talloc(mem_ctx, union drsuapi_DsWriteAccountSpnResult);
 398         W_ERROR_HAVE_NO_MEMORY(r->out.res);
 399
 400         switch (r->in.level) {
 401                 case 1: {
 402                         struct drsuapi_DsWriteAccountSpnRequest1 *req;
 403                         struct ldb_message *msg;
 404                         int count, i, ret;
 405                         req = &r->in.req->req1;
 406                         count = req->count;
 407
 408                         msg = ldb_msg_new(mem_ctx);
 409                         if (msg == NULL) {
 410                                 return WERR_NOMEM;
 411                         }
 412
 413                         msg->dn = ldb_dn_new(msg, b_state->sam_ctx, req->object_dn);
 414                         if ( ! ldb_dn_validate(msg->dn)) {
 415                                 r->out.res->res1.status = WERR_OK;
 416                                 return WERR_OK;
 417                         }
 418
 419                         /* construct mods */
 420                         for (i = 0; i < count; i++) {
 421                                 samdb_msg_add_string(b_state->sam_ctx,
 422                                                      msg, msg, "servicePrincipalName",
 423                                                      req->spn_names[i].str);
 424                         }
 425                         for (i=0;i<msg->num_elements;i++) {
 426                                 switch (req->operation) {
 427                                 case DRSUAPI_DS_SPN_OPERATION_ADD:
 428                                         msg->elements[i].flags = LDB_FLAG_MOD_ADD;
 429                                         break;
 430                                 case DRSUAPI_DS_SPN_OPERATION_REPLACE:
 431                                         msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
 432                                         break;
 433                                 case DRSUAPI_DS_SPN_OPERATION_DELETE:
 434                                         msg->elements[i].flags = LDB_FLAG_MOD_DELETE;
 435                                         break;
 436                                 }
 437                         }
 438
 439                         /* Apply to database */
 440
 441                         ret = ldb_modify(b_state->sam_ctx, msg);
 442                         if (ret != 0) {
 443                                 DEBUG(0,("Failed to modify SPNs on %s: %s\n",
 444                                          ldb_dn_get_linearized(msg->dn),
 445                                          ldb_errstring(b_state->sam_ctx)));
 446                                 r->out.res->res1.status = WERR_ACCESS_DENIED;
 447                         } else {
 448                                 r->out.res->res1.status = WERR_OK;
 449                         }
 450
 451                         return WERR_OK;
 452                 }
 453         }
 454
 455         return WERR_UNKNOWN_LEVEL;
 456 }
 457
 458
 459 /*
 460   drsuapi_DsRemoveDSServer
 461 */
 462 static WERROR dcesrv_drsuapi_DsRemoveDSServer(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 463                                        struct drsuapi_DsRemoveDSServer *r)
 464 {
 465         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 466 }
 467
 468
 469 /*
 470   DRSUAPI_REMOVE_DS_DOMAIN
 471 */
 472 static WERROR dcesrv_DRSUAPI_REMOVE_DS_DOMAIN(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 473                        struct DRSUAPI_REMOVE_DS_DOMAIN *r)
 474 {
 475         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 476 }
 477
 478 /* Obtain the site name from a server DN */
 479 const char *result_site_name(struct ldb_dn *site_dn)
 480 {
 481         /* Format is cn=<NETBIOS name>,cn=Servers,cn=<site>,cn=sites.... */
 482         const struct ldb_val *val = ldb_dn_get_component_val(site_dn, 2);
 483         const char *name = ldb_dn_get_component_name(site_dn, 2);
 484
 485         if (!name || (ldb_attr_cmp(name, "cn") != 0)) {
 486                 /* Ensure this matches the format.  This gives us a
 487                  * bit more confidence that a 'cn' value will be a
 488                  * ascii string */
 489                 return NULL;
 490         }
 491         if (val) {
 492                 return (char *)val->data;
 493         }
 494         return NULL;
 495 }
 496
 497 /*
 498   drsuapi_DsGetDomainControllerInfo
 499 */
 500 static WERROR dcesrv_drsuapi_DsGetDomainControllerInfo_1(struct drsuapi_bind_state *b_state,
 501                                                 TALLOC_CTX *mem_ctx,
 502                                                 struct drsuapi_DsGetDomainControllerInfo *r)
 503 {
 504         struct ldb_dn *sites_dn;
 505         struct ldb_result *res;
 506
 507         const char *attrs_account_1[] = { "cn", "dnsHostName", NULL };
 508         const char *attrs_account_2[] = { "cn", "dnsHostName", "objectGUID", NULL };
 509
 510         const char *attrs_none[] = { NULL };
 511
 512         const char *attrs_site[] = { "objectGUID", NULL };
 513
 514         const char *attrs_ntds[] = { "options", "objectGUID", NULL };
 515
 516         const char *attrs_1[] = { "serverReference", "cn", "dnsHostName", NULL };
 517         const char *attrs_2[] = { "serverReference", "cn", "dnsHostName", "objectGUID", NULL };
 518         const char **attrs;
 519
 520         struct drsuapi_DsGetDCInfoCtr1 *ctr1;
 521         struct drsuapi_DsGetDCInfoCtr2 *ctr2;
 522
 523         int ret, i;
 524
 525         r->out.level_out = r->in.req.req1.level;
 526
 527         sites_dn = samdb_sites_dn(b_state->sam_ctx, mem_ctx);
 528         if (!sites_dn) {
 529                 return WERR_DS_OBJ_NOT_FOUND;
 530         }
 531
 532         switch (r->out.level_out) {
 533         case -1:
 534                 /* this level is not like the others */
 535                 return WERR_UNKNOWN_LEVEL;
 536         case 1:
 537                 attrs = attrs_1;
 538                 break;
 539         case 2:
 540                 attrs = attrs_2;
 541                 break;
 542         default:
 543                 return WERR_UNKNOWN_LEVEL;
 544         }
 545
 546         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res, sites_dn, LDB_SCOPE_SUBTREE, attrs,
 547                                  "objectClass=server");
 548
 549         if (ret) {
 550                 DEBUG(1, ("searching for servers in sites DN %s failed: %s\n",
 551                           ldb_dn_get_linearized(sites_dn), ldb_errstring(b_state->sam_ctx)));
 552                 return WERR_GENERAL_FAILURE;
 553         }
 554
 555         switch (r->out.level_out) {
 556         case 1:
 557                 ctr1 = &r->out.ctr.ctr1;
 558                 ctr1->count = res->count;
 559                 ctr1->array = talloc_zero_array(mem_ctx,
 560                                                 struct drsuapi_DsGetDCInfo1,
 561                                                 res->count);
 562                 for (i=0; i < res->count; i++) {
 563                         struct ldb_dn *domain_dn;
 564                         struct ldb_result *res_domain;
 565                         struct ldb_result *res_account;
 566                         struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
 567
 568                         struct ldb_dn *ref_dn
 569                                 = ldb_msg_find_attr_as_dn(b_state->sam_ctx,
 570                                                           mem_ctx, res->msgs[i],
 571                                                           "serverReference");
 572
 573                         if (!ntds_dn || !ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings")) {
 574                                 return WERR_NOMEM;
 575                         }
 576
 577                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_account, ref_dn,
 578                                                  LDB_SCOPE_BASE, attrs_account_1, "objectClass=computer");
 579                         if (ret == LDB_SUCCESS && res_account->count == 1) {
 580                                 const char *errstr;
 581                                 ctr1->array[i].dns_name
 582                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "dNSHostName", NULL);
 583                                 ctr1->array[i].netbios_name
 584                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "cn", NULL);
 585                                 ctr1->array[i].computer_dn
 586                                         = ldb_dn_get_linearized(res_account->msgs[0]->dn);
 587
 588                                 /* Determine if this is the PDC */
 589                                 ret = samdb_search_for_parent_domain(b_state->sam_ctx,
 590                                                                      mem_ctx, res_account->msgs[0]->dn,
 591                                                                      &domain_dn, &errstr);
 592
 593                                 if (ret == LDB_SUCCESS) {
 594                                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_domain, domain_dn,
 595                                                                  LDB_SCOPE_BASE, attrs_none, "fSMORoleOwner=%s",
 596                                                                  ldb_dn_get_linearized(ntds_dn));
 597                                         if (ret) {
 598                                                 return WERR_GENERAL_FAILURE;
 599                                         }
 600                                         if (res_domain->count == 1) {
 601                                                 ctr1->array[i].is_pdc = true;
 602                                         }
 603                                 }
 604                         }
 605                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 606                                 DEBUG(5, ("warning: searching for computer DN %s failed: %s\n",
 607                                           ldb_dn_get_linearized(ref_dn), ldb_errstring(b_state->sam_ctx)));
 608                         }
 609
 610                         /* Look at server DN and extract site component */
 611                         ctr1->array[i].site_name = result_site_name(res->msgs[i]->dn);
 612                         ctr1->array[i].server_dn = ldb_dn_get_linearized(res->msgs[i]->dn);
 613
 614
 615                         ctr1->array[i].is_enabled = true;
 616
 617                 }
 618                 break;
 619         case 2:
 620                 ctr2 = &r->out.ctr.ctr2;
 621                 ctr2->count = res->count;
 622                 ctr2->array = talloc_zero_array(mem_ctx,
 623                                                  struct drsuapi_DsGetDCInfo2,
 624                                                  res->count);
 625                 for (i=0; i < res->count; i++) {
 626                         struct ldb_dn *domain_dn;
 627                         struct ldb_result *res_domain;
 628                         struct ldb_result *res_account;
 629                         struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
 630                         struct ldb_result *res_ntds;
 631                         struct ldb_dn *site_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
 632                         struct ldb_result *res_site;
 633                         struct ldb_dn *ref_dn
 634                                 = ldb_msg_find_attr_as_dn(b_state->sam_ctx,
 635                                                           mem_ctx, res->msgs[i],
 636                                                           "serverReference");
 637
 638                         if (!ntds_dn || !ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings")) {
 639                                 return WERR_NOMEM;
 640                         }
 641
 642                         /* Format is cn=<NETBIOS name>,cn=Servers,cn=<site>,cn=sites.... */
 643                         if (!site_dn || !ldb_dn_remove_child_components(site_dn, 2)) {
 644                                 return WERR_NOMEM;
 645                         }
 646
 647                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_ntds, ntds_dn,
 648                                                  LDB_SCOPE_BASE, attrs_ntds, "objectClass=nTDSDSA");
 649                         if (ret == LDB_SUCCESS && res_ntds->count == 1) {
 650                                 ctr2->array[i].is_gc
 651                                         = (ldb_msg_find_attr_as_int(res_ntds->msgs[0], "options", 0) == 1);
 652                                 ctr2->array[i].ntds_guid
 653                                         = samdb_result_guid(res_ntds->msgs[0], "objectGUID");
 654                                 ctr2->array[i].ntds_dn = ldb_dn_get_linearized(res_ntds->msgs[0]->dn);
 655                         }
 656                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 657                                 DEBUG(5, ("warning: searching for NTDS DN %s failed: %s\n",
 658                                           ldb_dn_get_linearized(ntds_dn), ldb_errstring(b_state->sam_ctx)));
 659                         }
 660
 661                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_site, site_dn,
 662                                                  LDB_SCOPE_BASE, attrs_site, "objectClass=site");
 663                         if (ret == LDB_SUCCESS && res_site->count == 1) {
 664                                 ctr2->array[i].site_guid
 665                                         = samdb_result_guid(res_site->msgs[0], "objectGUID");
 666                                 ctr2->array[i].site_dn = ldb_dn_get_linearized(res_site->msgs[0]->dn);
 667                         }
 668                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 669                                 DEBUG(5, ("warning: searching for site DN %s failed: %s\n",
 670                                           ldb_dn_get_linearized(site_dn), ldb_errstring(b_state->sam_ctx)));
 671                         }
 672
 673                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_account, ref_dn,
 674                                                  LDB_SCOPE_BASE, attrs_account_2, "objectClass=computer");
 675                         if (ret == LDB_SUCCESS && res_account->count == 1) {
 676                                 const char *errstr;
 677                                 ctr2->array[i].dns_name
 678                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "dNSHostName", NULL);
 679                                 ctr2->array[i].netbios_name
 680                                         = ldb_msg_find_attr_as_string(res_account->msgs[0], "cn", NULL);
 681                                 ctr2->array[i].computer_dn = ldb_dn_get_linearized(res_account->msgs[0]->dn);
 682                                 ctr2->array[i].computer_guid
 683                                         = samdb_result_guid(res_account->msgs[0], "objectGUID");
 684
 685                                 /* Determine if this is the PDC */
 686                                 ret = samdb_search_for_parent_domain(b_state->sam_ctx,
 687                                                                      mem_ctx, res_account->msgs[0]->dn,
 688                                                                      &domain_dn, &errstr);
 689
 690                                 if (ret == LDB_SUCCESS) {
 691                                         ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_domain, domain_dn,
 692                                                                  LDB_SCOPE_BASE, attrs_none, "fSMORoleOwner=%s",
 693                                                                  ldb_dn_get_linearized(ntds_dn));
 694                                         if (ret == LDB_SUCCESS && res_domain->count == 1) {
 695                                                 ctr2->array[i].is_pdc = true;
 696                                         }
 697                                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 698                                                 DEBUG(5, ("warning: searching for domain DN %s failed: %s\n",
 699                                                           ldb_dn_get_linearized(domain_dn), ldb_errstring(b_state->sam_ctx)));
 700                                         }
 701                                 }
 702                         }
 703                         if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
 704                                 DEBUG(5, ("warning: searching for computer account DN %s failed: %s\n",
 705                                           ldb_dn_get_linearized(ref_dn), ldb_errstring(b_state->sam_ctx)));
 706                         }
 707
 708                         /* Look at server DN and extract site component */
 709                         ctr2->array[i].site_name = result_site_name(res->msgs[i]->dn);
 710                         ctr2->array[i].server_dn = ldb_dn_get_linearized(res->msgs[i]->dn);
 711                         ctr2->array[i].server_guid
 712                                 = samdb_result_guid(res->msgs[i], "objectGUID");
 713
 714                         ctr2->array[i].is_enabled = true;
 715
 716                 }
 717                 break;
 718         }
 719         return WERR_OK;
 720 }
 721
 722 /*
 723   drsuapi_DsGetDomainControllerInfo
 724 */
 725 static WERROR dcesrv_drsuapi_DsGetDomainControllerInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 726                                                 struct drsuapi_DsGetDomainControllerInfo *r)
 727 {
 728         struct dcesrv_handle *h;
 729         struct drsuapi_bind_state *b_state;
 730         DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
 731         b_state = h->data;
 732
 733         switch (r->in.level) {
 734         case 1:
 735                 return dcesrv_drsuapi_DsGetDomainControllerInfo_1(b_state, mem_ctx, r);
 736         }
 737
 738         return WERR_UNKNOWN_LEVEL;
 739 }
 740
 741
 742 /*
 743   drsuapi_DsAddEntry
 744 */
 745 static WERROR dcesrv_drsuapi_DsAddEntry(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 746                        struct drsuapi_DsAddEntry *r)
 747 {
 748         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 749 }
 750
 751
 752 /*
 753   DRSUAPI_EXECUTE_KCC
 754 */
 755 static WERROR dcesrv_DRSUAPI_EXECUTE_KCC(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 756                        struct DRSUAPI_EXECUTE_KCC *r)
 757 {
 758         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 759 }
 760
 761
 762 /*
 763   drsuapi_DsReplicaGetInfo
 764 */
 765 static WERROR dcesrv_drsuapi_DsReplicaGetInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 766                        struct drsuapi_DsReplicaGetInfo *r)
 767 {
 768         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 769 }
 770
 771
 772 /*
 773   DRSUAPI_ADD_SID_HISTORY
 774 */
 775 static WERROR dcesrv_DRSUAPI_ADD_SID_HISTORY(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 776                        struct DRSUAPI_ADD_SID_HISTORY *r)
 777 {
 778         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 779 }
 780
 781 /*
 782   drsuapi_DsGetMemberships2
 783 */
 784 static WERROR dcesrv_drsuapi_DsGetMemberships2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 785                        struct drsuapi_DsGetMemberships2 *r)
 786 {
 787         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 788 }
 789
 790 /*
 791   DRSUAPI_REPLICA_VERIFY_OBJECTS
 792 */
 793 static WERROR dcesrv_DRSUAPI_REPLICA_VERIFY_OBJECTS(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 794                        struct DRSUAPI_REPLICA_VERIFY_OBJECTS *r)
 795 {
 796         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 797 }
 798
 799
 800 /*
 801   DRSUAPI_GET_OBJECT_EXISTENCE
 802 */
 803 static WERROR dcesrv_DRSUAPI_GET_OBJECT_EXISTENCE(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 804                        struct DRSUAPI_GET_OBJECT_EXISTENCE *r)
 805 {
 806         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 807 }
 808
 809
 810 /*
 811   drsuapi_QuerySitesByCost
 812 */
 813 static WERROR dcesrv_drsuapi_QuerySitesByCost(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 814                        struct drsuapi_QuerySitesByCost *r)
 815 {
 816         DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
 817 }
 818
 819
 820 /* include the generated boilerplate */
 821 #include "librpc/gen_ndr/ndr_drsuapi_s.c"