source/libgpo/gpo_util.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Group Policy Object Support
   4  *  Copyright (C) Guenther Deschner 2005-2006
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "includes.h"
  21
  22 #ifdef HAVE_LDAP
  23
  24 #define DEFAULT_DOMAIN_POLICY "Default Domain Policy"
  25 #define DEFAULT_DOMAIN_CONTROLLERS_POLICY "Default Domain Controllers Policy"
  26
  27 /* should we store a parsed guid ? */
  28 struct gpo_table {
  29         const char *name;
  30         const char *guid_string;
  31 };
  32
  33 struct snapin_table {
  34         const char *name;
  35         const char *guid_string;
  36         ADS_STATUS (*snapin_fn)(ADS_STRUCT *, TALLOC_CTX *mem_ctx, const char *, const char *);
  37 };
  38
  39 #if 0 /* unused */
  40 static struct gpo_table gpo_default_policy[] = {
  41         { DEFAULT_DOMAIN_POLICY,
  42                 "31B2F340-016D-11D2-945F-00C04FB984F9" },
  43         { DEFAULT_DOMAIN_CONTROLLERS_POLICY,
  44                 "6AC1786C-016F-11D2-945F-00C04fB984F9" },
  45         { NULL, NULL }
  46 };
  47 #endif
  48
  49 /* the following is seen in gPCMachineExtensionNames or gPCUserExtensionNames */
  50
  51 static struct gpo_table gpo_cse_extensions[] = {
  52         { "Administrative Templates Extension",
  53                 "35378EAC-683F-11D2-A89A-00C04FBBCFA2" }, /* Registry Policy ? */
  54         { "Microsoft Disc Quota",
  55                 "3610EDA5-77EF-11D2-8DC5-00C04FA31A66" },
  56         { "EFS recovery",
  57                 "B1BE8D72-6EAC-11D2-A4EA-00C04F79F83A" },
  58         { "Folder Redirection",
  59                 "25537BA6-77A8-11D2-9B6C-0000F8080861" },
  60         { "IP Security",
  61                 "E437BC1C-AA7D-11D2-A382-00C04F991E27" },
  62         { "Internet Explorer Branding",
  63                 "A2E30F80-D7DE-11d2-BBDE-00C04F86AE3B" },
  64         { "QoS Packet Scheduler",
  65                 "426031c0-0b47-4852-b0ca-ac3d37bfcb39" },
  66         { "Scripts",
  67                 "42B5FAAE-6536-11D2-AE5A-0000F87571E3" },
  68         { "Security",
  69                 "827D319E-6EAC-11D2-A4EA-00C04F79F83A" },
  70         { "Software Installation",
  71                 "C6DC5466-785A-11D2-84D0-00C04FB169F7" },
  72         { "Wireless Group Policy",
  73                 "0ACDD40C-75AC-BAA0-BF6DE7E7FE63" },
  74         { NULL, NULL }
  75 };
  76
  77 /* guess work */
  78 static struct snapin_table gpo_cse_snapin_extensions[] = {
  79         { "Administrative Templates",
  80                 "0F6B957D-509E-11D1-A7CC-0000F87571E3", gpo_snapin_handler_none },
  81         { "Certificates",
  82                 "53D6AB1D-2488-11D1-A28C-00C04FB94F17", gpo_snapin_handler_none },
  83         { "EFS recovery policy processing",
  84                 "B1BE8D72-6EAC-11D2-A4EA-00C04F79F83A", gpo_snapin_handler_none },
  85         { "Folder Redirection policy processing",
  86                 "25537BA6-77A8-11D2-9B6C-0000F8080861", gpo_snapin_handler_none },
  87         { "Folder Redirection",
  88                 "88E729D6-BDC1-11D1-BD2A-00C04FB9603F", gpo_snapin_handler_none },
  89         { "Registry policy processing",
  90                 "35378EAC-683F-11D2-A89A-00C04FBBCFA2", gpo_snapin_handler_none },
  91         { "Remote Installation Services",
  92                 "3060E8CE-7020-11D2-842D-00C04FA372D4", gpo_snapin_handler_none },
  93         { "Security Settings",
  94                 "803E14A0-B4FB-11D0-A0D0-00A0C90F574B", gpo_snapin_handler_security_settings },
  95         { "Security policy processing",
  96                 "827D319E-6EAC-11D2-A4EA-00C04F79F83A", gpo_snapin_handler_security_settings },
  97         { "unknown",
  98                 "3060E8D0-7020-11D2-842D-00C04FA372D4", gpo_snapin_handler_none },
  99         { "unknown2",
 100                 "53D6AB1B-2488-11D1-A28C-00C04FB94F17", gpo_snapin_handler_none },
 101         { NULL, NULL, NULL }
 102 };
 103
 104 static const char *name_to_guid_string(const char *name, struct gpo_table *table)
 105 {
 106         int i;
 107
 108         for (i = 0; table[i].name; i++) {
 109                 if (strequal(name, table[i].name)) {
 110                         return table[i].guid_string;
 111                 }
 112         }
 113
 114         return NULL;
 115 }
 116
 117 static const char *guid_string_to_name(const char *guid_string, struct gpo_table *table)
 118 {
 119         int i;
 120
 121         for (i = 0; table[i].guid_string; i++) {
 122                 if (strequal(guid_string, table[i].guid_string)) {
 123                         return table[i].name;
 124                 }
 125         }
 126
 127         return NULL;
 128 }
 129
 130 static const char *snapin_guid_string_to_name(const char *guid_string,
 131                                               struct snapin_table *table)
 132 {
 133         int i;
 134         for (i = 0; table[i].guid_string; i++) {
 135                 if (strequal(guid_string, table[i].guid_string)) {
 136                         return table[i].name;
 137                 }
 138         }
 139         return NULL;
 140 }
 141
 142 #if 0 /* unused */
 143 static const char *default_gpo_name_to_guid_string(const char *name)
 144 {
 145         return name_to_guid_string(name, gpo_default_policy);
 146 }
 147
 148 static const char *default_gpo_guid_string_to_name(const char *guid)
 149 {
 150         return guid_string_to_name(guid, gpo_default_policy);
 151 }
 152 #endif
 153
 154 const char *cse_gpo_guid_string_to_name(const char *guid)
 155 {
 156         return guid_string_to_name(guid, gpo_cse_extensions);
 157 }
 158
 159 static const char *cse_gpo_name_to_guid_string(const char *name)
 160 {
 161         return name_to_guid_string(name, gpo_cse_extensions);
 162 }
 163
 164 const char *cse_snapin_gpo_guid_string_to_name(const char *guid)
 165 {
 166         return snapin_guid_string_to_name(guid, gpo_cse_snapin_extensions);
 167 }
 168
 169 void dump_gp_ext(struct GP_EXT *gp_ext, int debuglevel)
 170 {
 171         int lvl = debuglevel;
 172         int i;
 173
 174         if (gp_ext == NULL) {
 175                 return;
 176         }
 177
 178         DEBUG(lvl,("\t---------------------\n\n"));
 179         DEBUGADD(lvl,("\tname:\t\t\t%s\n", gp_ext->gp_extension));
 180
 181         for (i=0; i< gp_ext->num_exts; i++) {
 182
 183                 DEBUGADD(lvl,("\textension:\t\t\t%s\n", gp_ext->extensions_guid[i]));
 184                 DEBUGADD(lvl,("\textension (name):\t\t\t%s\n", gp_ext->extensions[i]));
 185
 186                 DEBUGADD(lvl,("\tsnapin:\t\t\t%s\n", gp_ext->snapins_guid[i]));
 187                 DEBUGADD(lvl,("\tsnapin (name):\t\t\t%s\n", gp_ext->snapins[i]));
 188         }
 189 }
 190
 191 void dump_gpo(TALLOC_CTX *mem_ctx, struct GROUP_POLICY_OBJECT *gpo, int debuglevel)
 192 {
 193         int lvl = debuglevel;
 194
 195         if (gpo == NULL) {
 196                 return;
 197         }
 198
 199         DEBUG(lvl,("---------------------\n\n"));
 200
 201         DEBUGADD(lvl,("name:\t\t\t%s\n", gpo->name));
 202         DEBUGADD(lvl,("displayname:\t\t%s\n", gpo->display_name));
 203         DEBUGADD(lvl,("version:\t\t%d (0x%08x)\n", gpo->version, gpo->version));
 204         DEBUGADD(lvl,("version_user:\t\t%d (0x%04x)\n", GPO_VERSION_USER(gpo->version),
 205                                                         GPO_VERSION_USER(gpo->version)));
 206         DEBUGADD(lvl,("version_machine:\t%d (0x%04x)\n", GPO_VERSION_MACHINE(gpo->version),
 207                                                          GPO_VERSION_MACHINE(gpo->version)));
 208         DEBUGADD(lvl,("filesyspath:\t\t%s\n", gpo->file_sys_path));
 209         DEBUGADD(lvl,("dspath:\t\t%s\n", gpo->ds_path));
 210
 211         DEBUGADD(lvl,("options:\t\t%d ", gpo->options));
 212         if (gpo->options & GPFLAGS_USER_SETTINGS_DISABLED) {
 213                 DEBUGADD(lvl,("GPFLAGS_USER_SETTINGS_DISABLED "));
 214         }
 215         if (gpo->options & GPFLAGS_MACHINE_SETTINGS_DISABLED) {
 216                 DEBUGADD(lvl,("GPFLAGS_MACHINE_SETTINGS_DISABLED"));
 217         }
 218         DEBUGADD(lvl,("\n"));
 219
 220         DEBUGADD(lvl,("link:\t\t\t%s\n", gpo->link));
 221         DEBUGADD(lvl,("link_type:\t\t%d ", gpo->link_type));
 222         switch (gpo->link_type) {
 223                 case GP_LINK_UNKOWN:
 224                         DEBUGADD(lvl,("GP_LINK_UNKOWN\n"));
 225                         break;
 226                 case GP_LINK_OU:
 227                         DEBUGADD(lvl,("GP_LINK_OU\n"));
 228                         break;
 229                 case GP_LINK_DOMAIN:
 230                         DEBUGADD(lvl,("GP_LINK_DOMAIN\n"));
 231                         break;
 232                 case GP_LINK_SITE:
 233                         DEBUGADD(lvl,("GP_LINK_SITE\n"));
 234                         break;
 235                 case GP_LINK_MACHINE:
 236                         DEBUGADD(lvl,("GP_LINK_MACHINE\n"));
 237                         break;
 238                 default:
 239                         break;
 240         }
 241
 242         DEBUGADD(lvl,("machine_extensions:\t%s\n", gpo->machine_extensions));
 243
 244         if (gpo->machine_extensions) {
 245
 246                 struct GP_EXT *gp_ext = NULL;
 247                 ADS_STATUS status;
 248
 249                 status = ads_parse_gp_ext(mem_ctx, gpo->machine_extensions, &gp_ext);
 250                 if (!ADS_ERR_OK(status)) {
 251                         return;
 252                 }
 253                 dump_gp_ext(gp_ext, lvl);
 254         }
 255
 256         DEBUGADD(lvl,("user_extensions:\t%s\n", gpo->user_extensions));
 257
 258         if (gpo->user_extensions) {
 259
 260                 struct GP_EXT *gp_ext = NULL;
 261                 ADS_STATUS status;
 262
 263                 status = ads_parse_gp_ext(mem_ctx, gpo->user_extensions, &gp_ext);
 264                 if (!ADS_ERR_OK(status)) {
 265                         return;
 266                 }
 267                 dump_gp_ext(gp_ext, lvl);
 268         }
 269 }
 270
 271 /****************************************************************
 272 ****************************************************************/
 273
 274 void dump_gpo_list(TALLOC_CTX *mem_ctx,
 275                    struct GROUP_POLICY_OBJECT *gpo_list,
 276                    int debuglevel)
 277 {
 278         struct GROUP_POLICY_OBJECT *gpo = NULL;
 279
 280         for (gpo = gpo_list; gpo; gpo = gpo->next) {
 281                 dump_gpo(mem_ctx, gpo, debuglevel);
 282         }
 283 }
 284
 285 /****************************************************************
 286 ****************************************************************/
 287
 288 void dump_gplink(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, struct GP_LINK *gp_link)
 289 {
 290         ADS_STATUS status;
 291         int i;
 292         int lvl = 10;
 293
 294         if (gp_link == NULL) {
 295                 return;
 296         }
 297
 298         DEBUG(lvl,("---------------------\n\n"));
 299
 300         DEBUGADD(lvl,("gplink: %s\n", gp_link->gp_link));
 301         DEBUGADD(lvl,("gpopts: %d ", gp_link->gp_opts));
 302         switch (gp_link->gp_opts) {
 303                 case GPOPTIONS_INHERIT:
 304                         DEBUGADD(lvl,("GPOPTIONS_INHERIT\n"));
 305                         break;
 306                 case GPOPTIONS_BLOCK_INHERITANCE:
 307                         DEBUGADD(lvl,("GPOPTIONS_BLOCK_INHERITANCE\n"));
 308                         break;
 309                 default:
 310                         break;
 311         }
 312
 313         DEBUGADD(lvl,("num links: %d\n", gp_link->num_links));
 314
 315         for (i = 0; i < gp_link->num_links; i++) {
 316
 317                 DEBUGADD(lvl,("---------------------\n\n"));
 318
 319                 DEBUGADD(lvl,("link: #%d\n", i + 1));
 320                 DEBUGADD(lvl,("name: %s\n", gp_link->link_names[i]));
 321
 322                 DEBUGADD(lvl,("opt: %d ", gp_link->link_opts[i]));
 323                 if (gp_link->link_opts[i] & GPO_LINK_OPT_ENFORCED) {
 324                         DEBUGADD(lvl,("GPO_LINK_OPT_ENFORCED "));
 325                 }
 326                 if (gp_link->link_opts[i] & GPO_LINK_OPT_DISABLED) {
 327                         DEBUGADD(lvl,("GPO_LINK_OPT_DISABLED"));
 328                 }
 329                 DEBUGADD(lvl,("\n"));
 330
 331                 if (ads != NULL && mem_ctx != NULL) {
 332
 333                         struct GROUP_POLICY_OBJECT gpo;
 334
 335                         status = ads_get_gpo(ads, mem_ctx, gp_link->link_names[i], NULL, NULL, &gpo);
 336                         if (!ADS_ERR_OK(status)) {
 337                                 DEBUG(lvl,("get gpo for %s failed: %s\n", gp_link->link_names[i], ads_errstr(status)));
 338                                 return;
 339                         }
 340                         dump_gpo(mem_ctx, &gpo, lvl);
 341                 }
 342         }
 343 }
 344
 345 /****************************************************************
 346 ****************************************************************/
 347
 348 ADS_STATUS process_extension_with_snapin(ADS_STRUCT *ads,
 349                                          TALLOC_CTX *mem_ctx,
 350                                          const char *extension_guid,
 351                                          const char *snapin_guid)
 352 {
 353         int i;
 354
 355         for (i=0; gpo_cse_snapin_extensions[i].guid_string; i++) {
 356
 357                 if (strcmp(gpo_cse_snapin_extensions[i].guid_string, snapin_guid) == 0) {
 358
 359                         return gpo_cse_snapin_extensions[i].snapin_fn(ads, mem_ctx,
 360                                                                       extension_guid, snapin_guid);
 361                 }
 362         }
 363
 364         DEBUG(10,("process_extension_with_snapin: no snapin handler for extension %s (%s) found\n",
 365                 extension_guid, snapin_guid));
 366
 367         return ADS_SUCCESS;
 368 }
 369
 370 /****************************************************************
 371 ****************************************************************/
 372
 373 ADS_STATUS gpo_process_a_gpo(ADS_STRUCT *ads,
 374                              TALLOC_CTX *mem_ctx,
 375                              struct GROUP_POLICY_OBJECT *gpo,
 376                              const char *extension_guid_filter,
 377                              uint32 flags)
 378 {
 379         ADS_STATUS status;
 380         struct GP_EXT *gp_ext = NULL;
 381         int i;
 382
 383         if (flags & GPO_LIST_FLAG_MACHINE) {
 384
 385                 if (gpo->machine_extensions) {
 386
 387                         status = ads_parse_gp_ext(mem_ctx, gpo->machine_extensions, &gp_ext);
 388
 389                         if (!ADS_ERR_OK(status)) {
 390                                 return status;
 391                         }
 392
 393                 } else {
 394                         /* nothing to apply */
 395                         return ADS_SUCCESS;
 396                 }
 397
 398         } else {
 399
 400                 if (gpo->user_extensions) {
 401
 402                         status = ads_parse_gp_ext(mem_ctx, gpo->user_extensions, &gp_ext);
 403
 404                         if (!ADS_ERR_OK(status)) {
 405                                 return status;
 406                         }
 407                 } else {
 408                         /* nothing to apply */
 409                         return ADS_SUCCESS;
 410                 }
 411         }
 412
 413         for (i=0; i<gp_ext->num_exts; i++) {
 414
 415                 if (extension_guid_filter && !strequal(extension_guid_filter, gp_ext->extensions_guid[i])) {
 416                         continue;
 417                 }
 418
 419                 status = process_extension_with_snapin(ads, mem_ctx,
 420                                                        gp_ext->extensions_guid[i],
 421                                                        gp_ext->snapins_guid[i]);
 422                 if (!ADS_ERR_OK(status)) {
 423                         return status;
 424                 }
 425         }
 426
 427         return ADS_SUCCESS;
 428 }
 429
 430 /****************************************************************
 431 ****************************************************************/
 432
 433 ADS_STATUS gpo_process_gpo_list(ADS_STRUCT *ads,
 434                                 TALLOC_CTX *mem_ctx,
 435                                 struct GROUP_POLICY_OBJECT *gpo_list,
 436                                 const char *extensions_guid,
 437                                 uint32 flags)
 438 {
 439         ADS_STATUS status;
 440         struct GROUP_POLICY_OBJECT *gpo;
 441
 442         for (gpo = gpo_list; gpo; gpo = gpo->next) {
 443
 444                 status = gpo_process_a_gpo(ads, mem_ctx, gpo,
 445                                            extensions_guid, flags);
 446
 447                 if (!ADS_ERR_OK(status)) {
 448                         return status;
 449                 }
 450
 451         }
 452
 453         return ADS_SUCCESS;
 454 }
 455
 456 ADS_STATUS gpo_snapin_handler_none(ADS_STRUCT *ads,
 457                                    TALLOC_CTX *mem_ctx,
 458                                    const char *extension_guid,
 459                                    const char *snapin_guid)
 460 {
 461         DEBUG(10,("gpo_snapin_handler_none\n"));
 462
 463         return ADS_SUCCESS;
 464 }
 465
 466 ADS_STATUS gpo_snapin_handler_security_settings(ADS_STRUCT *ads,
 467                                                 TALLOC_CTX *mem_ctx,
 468                                                 const char *extension_guid,
 469                                                 const char *snapin_guid)
 470 {
 471         DEBUG(10,("gpo_snapin_handler_security_settings\n"));
 472
 473         return ADS_SUCCESS;
 474 }
 475
 476 ADS_STATUS gpo_lockout_policy(ADS_STRUCT *ads,
 477                               TALLOC_CTX *mem_ctx,
 478                               const char *hostname,
 479                               SAM_UNK_INFO_12 *lockout_policy)
 480 {
 481         return ADS_ERROR_NT(NT_STATUS_NOT_IMPLEMENTED);
 482 }
 483
 484 /****************************************************************
 485 ****************************************************************/
 486
 487 ADS_STATUS gpo_password_policy(ADS_STRUCT *ads,
 488                                TALLOC_CTX *mem_ctx,
 489                                const char *hostname,
 490                                SAM_UNK_INFO_1 *password_policy)
 491 {
 492         ADS_STATUS status;
 493         struct GROUP_POLICY_OBJECT *gpo_list;
 494         const char *attrs[] = {"distinguishedName", "userAccountControl", NULL};
 495         char *filter, *dn;
 496         LDAPMessage *res = NULL;
 497         uint32 uac;
 498
 499         filter = talloc_asprintf(mem_ctx, "(&(objectclass=user)(sAMAccountName=%s))", hostname);
 500         if (filter == NULL) {
 501                 return ADS_ERROR(LDAP_NO_MEMORY);
 502         }
 503
 504         status = ads_do_search_all(ads, ads->config.bind_path,
 505                                    LDAP_SCOPE_SUBTREE,
 506                                    filter, attrs, &res);
 507
 508         if (!ADS_ERR_OK(status)) {
 509                 return status;
 510         }
 511
 512         if (ads_count_replies(ads, res) != 1) {
 513                 ads_msgfree(ads, res);
 514                 return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
 515         }
 516
 517         dn = ads_get_dn(ads, res);
 518         if (dn == NULL) {
 519                 ads_msgfree(ads, res);
 520                 return ADS_ERROR(LDAP_NO_MEMORY);
 521         }
 522
 523         if (!ads_pull_uint32(ads, res, "userAccountControl", &uac)) {
 524                 ads_msgfree(ads, res);
 525                 ads_memfree(ads, dn);
 526                 return ADS_ERROR(LDAP_NO_MEMORY);
 527         }
 528
 529         ads_msgfree(ads, res);
 530
 531         if (!(uac & UF_WORKSTATION_TRUST_ACCOUNT)) {
 532                 ads_memfree(ads, dn);
 533                 return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
 534         }
 535
 536         status = ads_get_gpo_list(ads, mem_ctx, dn, GPO_LIST_FLAG_MACHINE, &gpo_list);
 537         if (!ADS_ERR_OK(status)) {
 538                 ads_memfree(ads, dn);
 539                 return status;
 540         }
 541
 542         ads_memfree(ads, dn);
 543
 544         status = gpo_process_gpo_list(ads, mem_ctx, gpo_list,
 545                                       cse_gpo_name_to_guid_string("Security"),
 546                                       GPO_LIST_FLAG_MACHINE);
 547         if (!ADS_ERR_OK(status)) {
 548                 return status;
 549         }
 550
 551         return ADS_SUCCESS;
 552 }
 553
 554 /****************************************************************
 555  check wether the version number in a GROUP_POLICY_OBJECT match those of the
 556  locally stored version. If not, fetch the required policy via CIFS
 557 ****************************************************************/
 558
 559 NTSTATUS check_refresh_gpo(ADS_STRUCT *ads,
 560                            TALLOC_CTX *mem_ctx,
 561                            struct GROUP_POLICY_OBJECT *gpo,
 562                            struct cli_state **cli_out)
 563 {
 564         NTSTATUS result;
 565         char *server = NULL;
 566         char *share = NULL;
 567         char *nt_path = NULL;
 568         char *unix_path = NULL;
 569         uint32 sysvol_gpt_version = 0;
 570         char *display_name = NULL;
 571         struct cli_state *cli = NULL;
 572
 573         result = gpo_explode_filesyspath(mem_ctx, gpo->file_sys_path,
 574                                          &server, &share, &nt_path, &unix_path);
 575
 576         if (!NT_STATUS_IS_OK(result)) {
 577                 goto out;
 578         }
 579
 580         result = gpo_get_sysvol_gpt_version(mem_ctx,
 581                                             unix_path,
 582                                             &sysvol_gpt_version,
 583                                             &display_name);
 584         if (!NT_STATUS_IS_OK(result) &&
 585             !NT_STATUS_EQUAL(result, NT_STATUS_NO_SUCH_FILE)) {
 586                 DEBUG(10,("check_refresh_gpo: failed to get local gpt version: %s\n",
 587                         nt_errstr(result)));
 588                 goto out;
 589         }
 590
 591         while (gpo->version > sysvol_gpt_version) {
 592
 593                 DEBUG(1,("check_refresh_gpo: need to refresh GPO\n"));
 594
 595                 if (*cli_out == NULL) {
 596
 597                         result = cli_full_connection(&cli, global_myname(),
 598                                                      server, /* ads->config.ldap_server_name, */
 599                                                      NULL, 0,
 600                                                      share, "A:",
 601                                                      ads->auth.user_name, NULL, ads->auth.password,
 602                                                      CLI_FULL_CONNECTION_USE_KERBEROS,
 603                                                      Undefined, NULL);
 604                         if (!NT_STATUS_IS_OK(result)) {
 605                                 DEBUG(10,("check_refresh_gpo: failed to connect: %s\n", nt_errstr(result)));
 606                                 goto out;
 607                         }
 608
 609                         *cli_out = cli;
 610                 }
 611
 612                 result = gpo_fetch_files(mem_ctx, *cli_out, gpo);
 613                 if (!NT_STATUS_IS_OK(result)) {
 614                         goto out;
 615                 }
 616
 617                 result = gpo_get_sysvol_gpt_version(mem_ctx,
 618                                                     unix_path,
 619                                                     &sysvol_gpt_version,
 620                                                     &display_name);
 621                 if (!NT_STATUS_IS_OK(result)) {
 622                         DEBUG(10,("check_refresh_gpo: failed to get local gpt version: %s\n",
 623                                 nt_errstr(result)));
 624                         goto out;
 625                 }
 626
 627                 if (gpo->version == sysvol_gpt_version) {
 628                         break;
 629                 }
 630         }
 631
 632         DEBUG(10,("Name:\t\t\t%s\n", gpo->display_name));
 633         DEBUGADD(10,("sysvol GPT version:\t%d (user: %d, machine: %d)\n",
 634                 sysvol_gpt_version,
 635                 GPO_VERSION_USER(sysvol_gpt_version),
 636                 GPO_VERSION_MACHINE(sysvol_gpt_version)));
 637         DEBUGADD(10,("LDAP GPO version:\t%d (user: %d, machine: %d)\n",
 638                 gpo->version,
 639                 GPO_VERSION_USER(gpo->version),
 640                 GPO_VERSION_MACHINE(gpo->version)));
 641
 642         result = NT_STATUS_OK;
 643
 644  out:
 645         return result;
 646
 647 }
 648
 649 /****************************************************************
 650  check wether the version numbers in the gpo_list match the locally stored, if
 651  not, go and get each required GPO via CIFS
 652  ****************************************************************/
 653
 654 NTSTATUS check_refresh_gpo_list(ADS_STRUCT *ads,
 655                                 TALLOC_CTX *mem_ctx,
 656                                 struct GROUP_POLICY_OBJECT *gpo_list)
 657 {
 658         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 659         struct cli_state *cli = NULL;
 660         struct GROUP_POLICY_OBJECT *gpo;
 661
 662         if (!gpo_list) {
 663                 return NT_STATUS_INVALID_PARAMETER;
 664         }
 665
 666         for (gpo = gpo_list; gpo; gpo = gpo->next) {
 667
 668                 result = check_refresh_gpo(ads, mem_ctx, gpo, &cli);
 669                 if (!NT_STATUS_IS_OK(result)) {
 670                         goto out;
 671                 }
 672         }
 673
 674         result = NT_STATUS_OK;
 675
 676  out:
 677         if (cli) {
 678                 cli_shutdown(cli);
 679         }
 680
 681         return result;
 682 }
 683
 684 #endif /* HAVE_LDAP */