source3/rpc_server/srv_wkssvc_nt.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell               1992-1997,
   6  *  Copyright (C) Gerald (Jerry) Carter         2006.
   7  *  Copyright (C) Guenther Deschner             2007-2008.
   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 /* This is the implementation of the wks interface. */
  24
  25 #include "includes.h"
  26 #include "libnet/libnet.h"
  27 #include "../libcli/auth/libcli_auth.h"
  28
  29 #undef DBGC_CLASS
  30 #define DBGC_CLASS DBGC_RPC_SRV
  31
  32 /*******************************************************************
  33  Fill in the values for the struct wkssvc_NetWkstaInfo100.
  34  ********************************************************************/
  35
  36 static void create_wks_info_100(struct wkssvc_NetWkstaInfo100 *info100)
  37 {
  38         info100->platform_id     = PLATFORM_ID_NT;      /* unknown */
  39         info100->version_major   = lp_major_announce_version();
  40         info100->version_minor   = lp_minor_announce_version();
  41
  42         info100->server_name = talloc_asprintf_strupper_m(
  43                 info100, "%s", global_myname());
  44         info100->domain_name = talloc_asprintf_strupper_m(
  45                 info100, "%s", lp_workgroup());
  46
  47         return;
  48 }
  49
  50 /********************************************************************
  51  only supports info level 100 at the moment.
  52  ********************************************************************/
  53
  54 WERROR _wkssvc_NetWkstaGetInfo(pipes_struct *p, struct wkssvc_NetWkstaGetInfo *r)
  55 {
  56         struct wkssvc_NetWkstaInfo100 *wks100 = NULL;
  57
  58         /* We only support info level 100 currently */
  59
  60         if ( r->in.level != 100 ) {
  61                 return WERR_UNKNOWN_LEVEL;
  62         }
  63
  64         if ( (wks100 = TALLOC_ZERO_P(p->mem_ctx, struct wkssvc_NetWkstaInfo100)) == NULL ) {
  65                 return WERR_NOMEM;
  66         }
  67
  68         create_wks_info_100( wks100 );
  69
  70         r->out.info->info100 = wks100;
  71
  72         return WERR_OK;
  73 }
  74
  75 /********************************************************************
  76  ********************************************************************/
  77
  78 WERROR _wkssvc_NetWkstaSetInfo(pipes_struct *p, struct wkssvc_NetWkstaSetInfo *r)
  79 {
  80         /* FIXME: Add implementation code here */
  81         p->rng_fault_state = True;
  82         return WERR_NOT_SUPPORTED;
  83 }
  84
  85 /********************************************************************
  86  ********************************************************************/
  87
  88 WERROR _wkssvc_NetWkstaEnumUsers(pipes_struct *p, struct wkssvc_NetWkstaEnumUsers *r)
  89 {
  90         /* FIXME: Add implementation code here */
  91         p->rng_fault_state = True;
  92         return WERR_NOT_SUPPORTED;
  93 }
  94
  95 /********************************************************************
  96  ********************************************************************/
  97
  98 WERROR _wkssvc_NetrWkstaUserGetInfo(pipes_struct *p, struct wkssvc_NetrWkstaUserGetInfo *r)
  99 {
 100         /* FIXME: Add implementation code here */
 101         p->rng_fault_state = True;
 102         return WERR_NOT_SUPPORTED;
 103 }
 104
 105 /********************************************************************
 106  ********************************************************************/
 107
 108 WERROR _wkssvc_NetrWkstaUserSetInfo(pipes_struct *p, struct wkssvc_NetrWkstaUserSetInfo *r)
 109 {
 110         /* FIXME: Add implementation code here */
 111         p->rng_fault_state = True;
 112         return WERR_NOT_SUPPORTED;
 113 }
 114
 115 /********************************************************************
 116  ********************************************************************/
 117
 118 WERROR _wkssvc_NetWkstaTransportEnum(pipes_struct *p, struct wkssvc_NetWkstaTransportEnum *r)
 119 {
 120         /* FIXME: Add implementation code here */
 121         p->rng_fault_state = True;
 122         return WERR_NOT_SUPPORTED;
 123 }
 124
 125 /********************************************************************
 126  ********************************************************************/
 127
 128 WERROR _wkssvc_NetrWkstaTransportAdd(pipes_struct *p, struct wkssvc_NetrWkstaTransportAdd *r)
 129 {
 130         /* FIXME: Add implementation code here */
 131         p->rng_fault_state = True;
 132         return WERR_NOT_SUPPORTED;
 133 }
 134
 135 /********************************************************************
 136  ********************************************************************/
 137
 138 WERROR _wkssvc_NetrWkstaTransportDel(pipes_struct *p, struct wkssvc_NetrWkstaTransportDel *r)
 139 {
 140         /* FIXME: Add implementation code here */
 141         p->rng_fault_state = True;
 142         return WERR_NOT_SUPPORTED;
 143 }
 144
 145 /********************************************************************
 146  ********************************************************************/
 147
 148 WERROR _wkssvc_NetrUseAdd(pipes_struct *p, struct wkssvc_NetrUseAdd *r)
 149 {
 150         /* FIXME: Add implementation code here */
 151         p->rng_fault_state = True;
 152         return WERR_NOT_SUPPORTED;
 153 }
 154
 155 /********************************************************************
 156  ********************************************************************/
 157
 158 WERROR _wkssvc_NetrUseGetInfo(pipes_struct *p, struct wkssvc_NetrUseGetInfo *r)
 159 {
 160         /* FIXME: Add implementation code here */
 161         p->rng_fault_state = True;
 162         return WERR_NOT_SUPPORTED;
 163 }
 164
 165 /********************************************************************
 166  ********************************************************************/
 167
 168 WERROR _wkssvc_NetrUseDel(pipes_struct *p, struct wkssvc_NetrUseDel *r)
 169 {
 170         /* FIXME: Add implementation code here */
 171         p->rng_fault_state = True;
 172         return WERR_NOT_SUPPORTED;
 173 }
 174
 175 /********************************************************************
 176  ********************************************************************/
 177
 178 WERROR _wkssvc_NetrUseEnum(pipes_struct *p, struct wkssvc_NetrUseEnum *r)
 179 {
 180         /* FIXME: Add implementation code here */
 181         p->rng_fault_state = True;
 182         return WERR_NOT_SUPPORTED;
 183 }
 184
 185 /********************************************************************
 186  ********************************************************************/
 187
 188 WERROR _wkssvc_NetrMessageBufferSend(pipes_struct *p, struct wkssvc_NetrMessageBufferSend *r)
 189 {
 190         /* FIXME: Add implementation code here */
 191         p->rng_fault_state = True;
 192         return WERR_NOT_SUPPORTED;
 193 }
 194
 195 /********************************************************************
 196  ********************************************************************/
 197
 198 WERROR _wkssvc_NetrWorkstationStatisticsGet(pipes_struct *p, struct wkssvc_NetrWorkstationStatisticsGet *r)
 199 {
 200         /* FIXME: Add implementation code here */
 201         p->rng_fault_state = True;
 202         return WERR_NOT_SUPPORTED;
 203 }
 204
 205 /********************************************************************
 206  ********************************************************************/
 207
 208 WERROR _wkssvc_NetrLogonDomainNameAdd(pipes_struct *p, struct wkssvc_NetrLogonDomainNameAdd *r)
 209 {
 210         /* FIXME: Add implementation code here */
 211         p->rng_fault_state = True;
 212         return WERR_NOT_SUPPORTED;
 213 }
 214
 215 /********************************************************************
 216  ********************************************************************/
 217
 218 WERROR _wkssvc_NetrLogonDomainNameDel(pipes_struct *p, struct wkssvc_NetrLogonDomainNameDel *r)
 219 {
 220         /* FIXME: Add implementation code here */
 221         p->rng_fault_state = True;
 222         return WERR_NOT_SUPPORTED;
 223 }
 224
 225 /********************************************************************
 226  ********************************************************************/
 227
 228 WERROR _wkssvc_NetrJoinDomain(pipes_struct *p, struct wkssvc_NetrJoinDomain *r)
 229 {
 230         /* FIXME: Add implementation code here */
 231         p->rng_fault_state = True;
 232         return WERR_NOT_SUPPORTED;
 233 }
 234
 235 /********************************************************************
 236  ********************************************************************/
 237
 238 WERROR _wkssvc_NetrUnjoinDomain(pipes_struct *p, struct wkssvc_NetrUnjoinDomain *r)
 239 {
 240         /* FIXME: Add implementation code here */
 241         p->rng_fault_state = True;
 242         return WERR_NOT_SUPPORTED;
 243 }
 244
 245 /********************************************************************
 246  ********************************************************************/
 247
 248 WERROR _wkssvc_NetrRenameMachineInDomain(pipes_struct *p, struct wkssvc_NetrRenameMachineInDomain *r)
 249 {
 250         /* FIXME: Add implementation code here */
 251         p->rng_fault_state = True;
 252         return WERR_NOT_SUPPORTED;
 253 }
 254
 255 /********************************************************************
 256  ********************************************************************/
 257
 258 WERROR _wkssvc_NetrValidateName(pipes_struct *p, struct wkssvc_NetrValidateName *r)
 259 {
 260         /* FIXME: Add implementation code here */
 261         p->rng_fault_state = True;
 262         return WERR_NOT_SUPPORTED;
 263 }
 264
 265 /********************************************************************
 266  ********************************************************************/
 267
 268 WERROR _wkssvc_NetrGetJoinInformation(pipes_struct *p, struct wkssvc_NetrGetJoinInformation *r)
 269 {
 270         /* FIXME: Add implementation code here */
 271         p->rng_fault_state = True;
 272         return WERR_NOT_SUPPORTED;
 273 }
 274
 275 /********************************************************************
 276  ********************************************************************/
 277
 278 WERROR _wkssvc_NetrGetJoinableOus(pipes_struct *p, struct wkssvc_NetrGetJoinableOus *r)
 279 {
 280         /* FIXME: Add implementation code here */
 281         p->rng_fault_state = True;
 282         return WERR_NOT_SUPPORTED;
 283 }
 284
 285 /********************************************************************
 286  _wkssvc_NetrJoinDomain2
 287  ********************************************************************/
 288
 289 WERROR _wkssvc_NetrJoinDomain2(pipes_struct *p,
 290                                struct wkssvc_NetrJoinDomain2 *r)
 291 {
 292         struct libnet_JoinCtx *j = NULL;
 293         char *cleartext_pwd = NULL;
 294         char *admin_domain = NULL;
 295         char *admin_account = NULL;
 296         WERROR werr;
 297         struct nt_user_token *token = p->server_info->ptok;
 298
 299         if (!r->in.domain_name) {
 300                 return WERR_INVALID_PARAM;
 301         }
 302
 303         if (!r->in.admin_account || !r->in.encrypted_password) {
 304                 return WERR_INVALID_PARAM;
 305         }
 306
 307         if (!user_has_privileges(token, &se_machine_account) &&
 308             !nt_token_check_domain_rid(token, DOMAIN_GROUP_RID_ADMINS) &&
 309             !nt_token_check_sid(&global_sid_Builtin_Administrators, token)) {
 310                 DEBUG(5,("_wkssvc_NetrJoinDomain2: account doesn't have "
 311                         "sufficient privileges\n"));
 312                 return WERR_ACCESS_DENIED;
 313         }
 314
 315         if ((r->in.join_flags & WKSSVC_JOIN_FLAGS_MACHINE_PWD_PASSED) ||
 316             (r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_UNSECURE)) {
 317                 return WERR_NOT_SUPPORTED;
 318         }
 319
 320         werr = decode_wkssvc_join_password_buffer(
 321                 p->mem_ctx, r->in.encrypted_password,
 322                 &p->server_info->user_session_key, &cleartext_pwd);
 323         if (!W_ERROR_IS_OK(werr)) {
 324                 return werr;
 325         }
 326
 327         split_domain_user(p->mem_ctx,
 328                           r->in.admin_account,
 329                           &admin_domain,
 330                           &admin_account);
 331
 332         werr = libnet_init_JoinCtx(p->mem_ctx, &j);
 333         if (!W_ERROR_IS_OK(werr)) {
 334                 return werr;
 335         }
 336
 337         j->in.domain_name       = r->in.domain_name;
 338         j->in.account_ou        = r->in.account_ou;
 339         j->in.join_flags        = r->in.join_flags;
 340         j->in.admin_account     = admin_account;
 341         j->in.admin_password    = cleartext_pwd;
 342         j->in.debug             = true;
 343         j->in.modify_config     = lp_config_backend_is_registry();
 344         j->in.msg_ctx           = smbd_messaging_context();
 345
 346         become_root();
 347         werr = libnet_Join(p->mem_ctx, j);
 348         unbecome_root();
 349
 350         if (!W_ERROR_IS_OK(werr)) {
 351                 DEBUG(5,("_wkssvc_NetrJoinDomain2: libnet_Join failed with: %s\n",
 352                         j->out.error_string ? j->out.error_string :
 353                         win_errstr(werr)));
 354         }
 355
 356         TALLOC_FREE(j);
 357         return werr;
 358 }
 359
 360 /********************************************************************
 361  _wkssvc_NetrUnjoinDomain2
 362  ********************************************************************/
 363
 364 WERROR _wkssvc_NetrUnjoinDomain2(pipes_struct *p,
 365                                  struct wkssvc_NetrUnjoinDomain2 *r)
 366 {
 367         struct libnet_UnjoinCtx *u = NULL;
 368         char *cleartext_pwd = NULL;
 369         char *admin_domain = NULL;
 370         char *admin_account = NULL;
 371         WERROR werr;
 372         struct nt_user_token *token = p->server_info->ptok;
 373
 374         if (!r->in.account || !r->in.encrypted_password) {
 375                 return WERR_INVALID_PARAM;
 376         }
 377
 378         if (!user_has_privileges(token, &se_machine_account) &&
 379             !nt_token_check_domain_rid(token, DOMAIN_GROUP_RID_ADMINS) &&
 380             !nt_token_check_sid(&global_sid_Builtin_Administrators, token)) {
 381                 DEBUG(5,("_wkssvc_NetrUnjoinDomain2: account doesn't have "
 382                         "sufficient privileges\n"));
 383                 return WERR_ACCESS_DENIED;
 384         }
 385
 386         werr = decode_wkssvc_join_password_buffer(
 387                 p->mem_ctx, r->in.encrypted_password,
 388                 &p->server_info->user_session_key, &cleartext_pwd);
 389         if (!W_ERROR_IS_OK(werr)) {
 390                 return werr;
 391         }
 392
 393         split_domain_user(p->mem_ctx,
 394                           r->in.account,
 395                           &admin_domain,
 396                           &admin_account);
 397
 398         werr = libnet_init_UnjoinCtx(p->mem_ctx, &u);
 399         if (!W_ERROR_IS_OK(werr)) {
 400                 return werr;
 401         }
 402
 403         u->in.domain_name       = lp_realm();
 404         u->in.unjoin_flags      = r->in.unjoin_flags |
 405                                   WKSSVC_JOIN_FLAGS_JOIN_TYPE;
 406         u->in.admin_account     = admin_account;
 407         u->in.admin_password    = cleartext_pwd;
 408         u->in.debug             = true;
 409         u->in.modify_config     = lp_config_backend_is_registry();
 410         u->in.msg_ctx           = smbd_messaging_context();
 411
 412         become_root();
 413         werr = libnet_Unjoin(p->mem_ctx, u);
 414         unbecome_root();
 415
 416         if (!W_ERROR_IS_OK(werr)) {
 417                 DEBUG(5,("_wkssvc_NetrUnjoinDomain2: libnet_Unjoin failed with: %s\n",
 418                         u->out.error_string ? u->out.error_string :
 419                         win_errstr(werr)));
 420         }
 421
 422         TALLOC_FREE(u);
 423         return werr;
 424 }
 425
 426 /********************************************************************
 427  ********************************************************************/
 428
 429 WERROR _wkssvc_NetrRenameMachineInDomain2(pipes_struct *p, struct wkssvc_NetrRenameMachineInDomain2 *r)
 430 {
 431         /* for now just return not supported */
 432         return WERR_NOT_SUPPORTED;
 433 }
 434
 435 /********************************************************************
 436  ********************************************************************/
 437
 438 WERROR _wkssvc_NetrValidateName2(pipes_struct *p, struct wkssvc_NetrValidateName2 *r)
 439 {
 440         /* FIXME: Add implementation code here */
 441         p->rng_fault_state = True;
 442         return WERR_NOT_SUPPORTED;
 443 }
 444
 445 /********************************************************************
 446  ********************************************************************/
 447
 448 WERROR _wkssvc_NetrGetJoinableOus2(pipes_struct *p, struct wkssvc_NetrGetJoinableOus2 *r)
 449 {
 450         /* FIXME: Add implementation code here */
 451         p->rng_fault_state = True;
 452         return WERR_NOT_SUPPORTED;
 453 }
 454
 455 /********************************************************************
 456  ********************************************************************/
 457
 458 WERROR _wkssvc_NetrAddAlternateComputerName(pipes_struct *p, struct wkssvc_NetrAddAlternateComputerName *r)
 459 {
 460         /* FIXME: Add implementation code here */
 461         p->rng_fault_state = True;
 462         return WERR_NOT_SUPPORTED;
 463 }
 464
 465 /********************************************************************
 466  ********************************************************************/
 467
 468 WERROR _wkssvc_NetrRemoveAlternateComputerName(pipes_struct *p, struct wkssvc_NetrRemoveAlternateComputerName *r)
 469 {
 470         /* FIXME: Add implementation code here */
 471         p->rng_fault_state = True;
 472         return WERR_NOT_SUPPORTED;
 473 }
 474
 475 /********************************************************************
 476  ********************************************************************/
 477
 478 WERROR _wkssvc_NetrSetPrimaryComputername(pipes_struct *p, struct wkssvc_NetrSetPrimaryComputername *r)
 479 {
 480         /* FIXME: Add implementation code here */
 481         p->rng_fault_state = True;
 482         return WERR_NOT_SUPPORTED;
 483 }
 484
 485 /********************************************************************
 486  ********************************************************************/
 487
 488 WERROR _wkssvc_NetrEnumerateComputerNames(pipes_struct *p, struct wkssvc_NetrEnumerateComputerNames *r)
 489 {
 490         /* FIXME: Add implementation code here */
 491         p->rng_fault_state = True;
 492         return WERR_NOT_SUPPORTED;
 493 }
 494