2 * Unix SMB/CIFS implementation.
3 * Group Policy Object Support
4 * Copyright (C) Guenther Deschner 2005-2006
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.
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.
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/>.
24 #define DEFAULT_DOMAIN_POLICY "Default Domain Policy"
25 #define DEFAULT_DOMAIN_CONTROLLERS_POLICY "Default Domain Controllers Policy"
27 /* should we store a parsed guid ? */
30 const char *guid_string;
35 const char *guid_string;
36 ADS_STATUS (*snapin_fn)(ADS_STRUCT *, TALLOC_CTX *mem_ctx,
37 struct GROUP_POLICY_OBJECT *gpo,
38 const char *, const char *);
42 static struct gpo_table gpo_default_policy[] = {
43 { DEFAULT_DOMAIN_POLICY,
44 "31B2F340-016D-11D2-945F-00C04FB984F9" },
45 { DEFAULT_DOMAIN_CONTROLLERS_POLICY,
46 "6AC1786C-016F-11D2-945F-00C04fB984F9" },
51 /* the following is seen in gPCMachineExtensionNames or gPCUserExtensionNames */
53 static struct gpo_table gpo_cse_extensions[] = {
54 { "Administrative Templates Extension",
55 "35378EAC-683F-11D2-A89A-00C04FBBCFA2" }, /* Registry Policy ? */
56 { "Microsoft Disc Quota",
57 "3610EDA5-77EF-11D2-8DC5-00C04FA31A66" },
59 "B1BE8D72-6EAC-11D2-A4EA-00C04F79F83A" },
60 { "Folder Redirection",
61 "25537BA6-77A8-11D2-9B6C-0000F8080861" },
63 "E437BC1C-AA7D-11D2-A382-00C04F991E27" },
64 { "Internet Explorer Branding",
65 "A2E30F80-D7DE-11d2-BBDE-00C04F86AE3B" },
66 { "QoS Packet Scheduler",
67 "426031c0-0b47-4852-b0ca-ac3d37bfcb39" },
69 "42B5FAAE-6536-11D2-AE5A-0000F87571E3" },
71 "827D319E-6EAC-11D2-A4EA-00C04F79F83A" },
72 { "Software Installation",
73 "C6DC5466-785A-11D2-84D0-00C04FB169F7" },
74 { "Wireless Group Policy",
75 "0ACDD40C-75AC-BAA0-BF6DE7E7FE63" },
80 static struct snapin_table gpo_cse_snapin_extensions[] = {
81 { "Administrative Templates",
82 "0F6B957D-509E-11D1-A7CC-0000F87571E3", gpo_snapin_handler_none },
84 "53D6AB1D-2488-11D1-A28C-00C04FB94F17", gpo_snapin_handler_none },
85 { "EFS recovery policy processing",
86 "B1BE8D72-6EAC-11D2-A4EA-00C04F79F83A", gpo_snapin_handler_none },
87 { "Folder Redirection policy processing",
88 "25537BA6-77A8-11D2-9B6C-0000F8080861", gpo_snapin_handler_none },
89 { "Folder Redirection",
90 "88E729D6-BDC1-11D1-BD2A-00C04FB9603F", gpo_snapin_handler_none },
91 { "Registry policy processing",
92 "35378EAC-683F-11D2-A89A-00C04FBBCFA2", gpo_snapin_handler_none },
93 { "Remote Installation Services",
94 "3060E8CE-7020-11D2-842D-00C04FA372D4", gpo_snapin_handler_none },
95 { "Security Settings",
96 "803E14A0-B4FB-11D0-A0D0-00A0C90F574B", gpo_snapin_handler_security_settings },
97 { "Security policy processing",
98 "827D319E-6EAC-11D2-A4EA-00C04F79F83A", gpo_snapin_handler_security_settings },
100 "3060E8D0-7020-11D2-842D-00C04FA372D4", gpo_snapin_handler_none },
102 "53D6AB1B-2488-11D1-A28C-00C04FB94F17", gpo_snapin_handler_none },
106 static const char *name_to_guid_string(const char *name, struct gpo_table *table)
110 for (i = 0; table[i].name; i++) {
111 if (strequal(name, table[i].name)) {
112 return table[i].guid_string;
119 static const char *guid_string_to_name(const char *guid_string, struct gpo_table *table)
123 for (i = 0; table[i].guid_string; i++) {
124 if (strequal(guid_string, table[i].guid_string)) {
125 return table[i].name;
132 static const char *snapin_guid_string_to_name(const char *guid_string,
133 struct snapin_table *table)
136 for (i = 0; table[i].guid_string; i++) {
137 if (strequal(guid_string, table[i].guid_string)) {
138 return table[i].name;
145 static const char *default_gpo_name_to_guid_string(const char *name)
147 return name_to_guid_string(name, gpo_default_policy);
150 static const char *default_gpo_guid_string_to_name(const char *guid)
152 return guid_string_to_name(guid, gpo_default_policy);
156 const char *cse_gpo_guid_string_to_name(const char *guid)
158 return guid_string_to_name(guid, gpo_cse_extensions);
161 static const char *cse_gpo_name_to_guid_string(const char *name)
163 return name_to_guid_string(name, gpo_cse_extensions);
166 const char *cse_snapin_gpo_guid_string_to_name(const char *guid)
168 return snapin_guid_string_to_name(guid, gpo_cse_snapin_extensions);
171 void dump_gp_ext(struct GP_EXT *gp_ext, int debuglevel)
173 int lvl = debuglevel;
176 if (gp_ext == NULL) {
180 DEBUG(lvl,("\t---------------------\n\n"));
181 DEBUGADD(lvl,("\tname:\t\t\t%s\n", gp_ext->gp_extension));
183 for (i=0; i< gp_ext->num_exts; i++) {
185 DEBUGADD(lvl,("\textension:\t\t\t%s\n", gp_ext->extensions_guid[i]));
186 DEBUGADD(lvl,("\textension (name):\t\t\t%s\n", gp_ext->extensions[i]));
188 DEBUGADD(lvl,("\tsnapin:\t\t\t%s\n", gp_ext->snapins_guid[i]));
189 DEBUGADD(lvl,("\tsnapin (name):\t\t\t%s\n", gp_ext->snapins[i]));
193 void dump_gpo(TALLOC_CTX *mem_ctx, struct GROUP_POLICY_OBJECT *gpo, int debuglevel)
195 int lvl = debuglevel;
201 DEBUG(lvl,("---------------------\n\n"));
203 DEBUGADD(lvl,("name:\t\t\t%s\n", gpo->name));
204 DEBUGADD(lvl,("displayname:\t\t%s\n", gpo->display_name));
205 DEBUGADD(lvl,("version:\t\t%d (0x%08x)\n", gpo->version, gpo->version));
206 DEBUGADD(lvl,("version_user:\t\t%d (0x%04x)\n", GPO_VERSION_USER(gpo->version),
207 GPO_VERSION_USER(gpo->version)));
208 DEBUGADD(lvl,("version_machine:\t%d (0x%04x)\n", GPO_VERSION_MACHINE(gpo->version),
209 GPO_VERSION_MACHINE(gpo->version)));
210 DEBUGADD(lvl,("filesyspath:\t\t%s\n", gpo->file_sys_path));
211 DEBUGADD(lvl,("dspath:\t\t%s\n", gpo->ds_path));
213 DEBUGADD(lvl,("options:\t\t%d ", gpo->options));
214 switch (gpo->options) {
215 case GPFLAGS_ALL_ENABLED:
216 DEBUGADD(lvl,("GPFLAGS_ALL_ENABLED\n"));
218 case GPFLAGS_USER_SETTINGS_DISABLED:
219 DEBUGADD(lvl,("GPFLAGS_USER_SETTINGS_DISABLED\n"));
221 case GPFLAGS_MACHINE_SETTINGS_DISABLED:
222 DEBUGADD(lvl,("GPFLAGS_MACHINE_SETTINGS_DISABLED\n"));
224 case GPFLAGS_ALL_DISABLED:
225 DEBUGADD(lvl,("GPFLAGS_ALL_DISABLED\n"));
228 DEBUGADD(lvl,("unknown option: %d\n", gpo->options));
232 DEBUGADD(lvl,("link:\t\t\t%s\n", gpo->link));
233 DEBUGADD(lvl,("link_type:\t\t%d ", gpo->link_type));
234 switch (gpo->link_type) {
236 DEBUGADD(lvl,("GP_LINK_UNKOWN\n"));
239 DEBUGADD(lvl,("GP_LINK_OU\n"));
242 DEBUGADD(lvl,("GP_LINK_DOMAIN\n"));
245 DEBUGADD(lvl,("GP_LINK_SITE\n"));
247 case GP_LINK_MACHINE:
248 DEBUGADD(lvl,("GP_LINK_MACHINE\n"));
254 DEBUGADD(lvl,("machine_extensions:\t%s\n", gpo->machine_extensions));
256 if (gpo->machine_extensions) {
258 struct GP_EXT *gp_ext = NULL;
261 status = ads_parse_gp_ext(mem_ctx, gpo->machine_extensions, &gp_ext);
262 if (!ADS_ERR_OK(status)) {
265 dump_gp_ext(gp_ext, lvl);
268 DEBUGADD(lvl,("user_extensions:\t%s\n", gpo->user_extensions));
270 if (gpo->user_extensions) {
272 struct GP_EXT *gp_ext = NULL;
275 status = ads_parse_gp_ext(mem_ctx, gpo->user_extensions, &gp_ext);
276 if (!ADS_ERR_OK(status)) {
279 dump_gp_ext(gp_ext, lvl);
283 /****************************************************************
284 ****************************************************************/
286 void dump_gpo_list(TALLOC_CTX *mem_ctx,
287 struct GROUP_POLICY_OBJECT *gpo_list,
290 struct GROUP_POLICY_OBJECT *gpo = NULL;
292 for (gpo = gpo_list; gpo; gpo = gpo->next) {
293 dump_gpo(mem_ctx, gpo, debuglevel);
297 /****************************************************************
298 ****************************************************************/
300 void dump_gplink(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, struct GP_LINK *gp_link)
306 if (gp_link == NULL) {
310 DEBUG(lvl,("---------------------\n\n"));
312 DEBUGADD(lvl,("gplink: %s\n", gp_link->gp_link));
313 DEBUGADD(lvl,("gpopts: %d ", gp_link->gp_opts));
314 switch (gp_link->gp_opts) {
315 case GPOPTIONS_INHERIT:
316 DEBUGADD(lvl,("GPOPTIONS_INHERIT\n"));
318 case GPOPTIONS_BLOCK_INHERITANCE:
319 DEBUGADD(lvl,("GPOPTIONS_BLOCK_INHERITANCE\n"));
325 DEBUGADD(lvl,("num links: %d\n", gp_link->num_links));
327 for (i = 0; i < gp_link->num_links; i++) {
329 DEBUGADD(lvl,("---------------------\n\n"));
331 DEBUGADD(lvl,("link: #%d\n", i + 1));
332 DEBUGADD(lvl,("name: %s\n", gp_link->link_names[i]));
334 DEBUGADD(lvl,("opt: %d ", gp_link->link_opts[i]));
335 if (gp_link->link_opts[i] & GPO_LINK_OPT_ENFORCED) {
336 DEBUGADD(lvl,("GPO_LINK_OPT_ENFORCED "));
338 if (gp_link->link_opts[i] & GPO_LINK_OPT_DISABLED) {
339 DEBUGADD(lvl,("GPO_LINK_OPT_DISABLED"));
341 DEBUGADD(lvl,("\n"));
343 if (ads != NULL && mem_ctx != NULL) {
345 struct GROUP_POLICY_OBJECT gpo;
347 status = ads_get_gpo(ads, mem_ctx, gp_link->link_names[i], NULL, NULL, &gpo);
348 if (!ADS_ERR_OK(status)) {
349 DEBUG(lvl,("get gpo for %s failed: %s\n", gp_link->link_names[i], ads_errstr(status)));
352 dump_gpo(mem_ctx, &gpo, lvl);
357 /****************************************************************
358 ****************************************************************/
360 ADS_STATUS process_extension_with_snapin(ADS_STRUCT *ads,
362 struct GROUP_POLICY_OBJECT *gpo,
363 const char *extension_guid,
364 const char *snapin_guid)
368 for (i=0; gpo_cse_snapin_extensions[i].guid_string; i++) {
370 if (strcmp(gpo_cse_snapin_extensions[i].guid_string, snapin_guid) == 0) {
372 return gpo_cse_snapin_extensions[i].snapin_fn(ads, mem_ctx, gpo,
373 extension_guid, snapin_guid);
377 DEBUG(10,("process_extension_with_snapin: no snapin handler for extension %s (%s) found\n",
378 extension_guid, snapin_guid));
383 /****************************************************************
384 ****************************************************************/
386 ADS_STATUS gpo_process_a_gpo(ADS_STRUCT *ads,
388 struct GROUP_POLICY_OBJECT *gpo,
389 const char *extension_guid_filter,
393 struct GP_EXT *gp_ext = NULL;
396 if (flags & GPO_LIST_FLAG_MACHINE) {
398 if (gpo->machine_extensions) {
400 status = ads_parse_gp_ext(mem_ctx, gpo->machine_extensions, &gp_ext);
402 if (!ADS_ERR_OK(status)) {
407 /* nothing to apply */
413 if (gpo->user_extensions) {
415 status = ads_parse_gp_ext(mem_ctx, gpo->user_extensions, &gp_ext);
417 if (!ADS_ERR_OK(status)) {
421 /* nothing to apply */
426 for (i=0; i<gp_ext->num_exts; i++) {
428 if (extension_guid_filter && !strequal(extension_guid_filter, gp_ext->extensions_guid[i])) {
432 status = process_extension_with_snapin(ads, mem_ctx, gpo,
433 gp_ext->extensions_guid[i],
434 gp_ext->snapins_guid[i]);
435 if (!ADS_ERR_OK(status)) {
443 /****************************************************************
444 ****************************************************************/
446 ADS_STATUS gpo_process_gpo_list(ADS_STRUCT *ads,
448 struct GROUP_POLICY_OBJECT *gpo_list,
449 const char *extensions_guid,
453 struct GROUP_POLICY_OBJECT *gpo;
455 for (gpo = gpo_list; gpo; gpo = gpo->next) {
457 status = gpo_process_a_gpo(ads, mem_ctx, gpo,
458 extensions_guid, flags);
460 if (!ADS_ERR_OK(status)) {
469 ADS_STATUS gpo_snapin_handler_none(ADS_STRUCT *ads,
471 struct GROUP_POLICY_OBJECT *gpo,
472 const char *extension_guid,
473 const char *snapin_guid)
475 DEBUG(10,("gpo_snapin_handler_none\n"));
480 ADS_STATUS gpo_snapin_handler_security_settings(ADS_STRUCT *ads,
482 struct GROUP_POLICY_OBJECT *gpo,
483 const char *extension_guid,
484 const char *snapin_guid)
486 DEBUG(10,("gpo_snapin_handler_security_settings\n"));
491 ADS_STATUS gpo_lockout_policy(ADS_STRUCT *ads,
493 const char *hostname,
494 SAM_UNK_INFO_12 *lockout_policy)
496 return ADS_ERROR_NT(NT_STATUS_NOT_IMPLEMENTED);
499 /****************************************************************
500 ****************************************************************/
502 ADS_STATUS gpo_password_policy(ADS_STRUCT *ads,
504 const char *hostname,
505 SAM_UNK_INFO_1 *password_policy)
508 struct GROUP_POLICY_OBJECT *gpo_list;
509 const char *dn = NULL;
512 status = ads_find_samaccount(ads, mem_ctx, hostname, &uac, &dn);
513 if (!ADS_ERR_OK(status)) {
517 if (!(uac & UF_WORKSTATION_TRUST_ACCOUNT)) {
518 return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
521 status = ads_get_gpo_list(ads, mem_ctx, dn, GPO_LIST_FLAG_MACHINE, &gpo_list);
522 if (!ADS_ERR_OK(status)) {
526 status = gpo_process_gpo_list(ads, mem_ctx, gpo_list,
527 cse_gpo_name_to_guid_string("Security"),
528 GPO_LIST_FLAG_MACHINE);
529 if (!ADS_ERR_OK(status)) {
536 /****************************************************************
537 check wether the version number in a GROUP_POLICY_OBJECT match those of the
538 locally stored version. If not, fetch the required policy via CIFS
539 ****************************************************************/
541 NTSTATUS check_refresh_gpo(ADS_STRUCT *ads,
543 struct GROUP_POLICY_OBJECT *gpo,
544 struct cli_state **cli_out)
549 char *nt_path = NULL;
550 char *unix_path = NULL;
551 uint32 sysvol_gpt_version = 0;
552 char *display_name = NULL;
553 struct cli_state *cli = NULL;
555 result = gpo_explode_filesyspath(mem_ctx, gpo->file_sys_path,
556 &server, &share, &nt_path, &unix_path);
558 if (!NT_STATUS_IS_OK(result)) {
562 result = gpo_get_sysvol_gpt_version(mem_ctx,
566 if (!NT_STATUS_IS_OK(result) &&
567 !NT_STATUS_EQUAL(result, NT_STATUS_NO_SUCH_FILE)) {
568 DEBUG(10,("check_refresh_gpo: failed to get local gpt version: %s\n",
573 while (gpo->version > sysvol_gpt_version) {
575 DEBUG(1,("check_refresh_gpo: need to refresh GPO\n"));
577 if (*cli_out == NULL) {
579 result = cli_full_connection(&cli, global_myname(),
580 server, /* ads->config.ldap_server_name, */
583 ads->auth.user_name, NULL, ads->auth.password,
584 CLI_FULL_CONNECTION_USE_KERBEROS,
586 if (!NT_STATUS_IS_OK(result)) {
587 DEBUG(10,("check_refresh_gpo: failed to connect: %s\n", nt_errstr(result)));
594 result = gpo_fetch_files(mem_ctx, *cli_out, gpo);
595 if (!NT_STATUS_IS_OK(result)) {
599 result = gpo_get_sysvol_gpt_version(mem_ctx,
603 if (!NT_STATUS_IS_OK(result)) {
604 DEBUG(10,("check_refresh_gpo: failed to get local gpt version: %s\n",
609 if (gpo->version == sysvol_gpt_version) {
614 DEBUG(10,("Name:\t\t\t%s\n", gpo->display_name));
615 DEBUGADD(10,("sysvol GPT version:\t%d (user: %d, machine: %d)\n",
617 GPO_VERSION_USER(sysvol_gpt_version),
618 GPO_VERSION_MACHINE(sysvol_gpt_version)));
619 DEBUGADD(10,("LDAP GPO version:\t%d (user: %d, machine: %d)\n",
621 GPO_VERSION_USER(gpo->version),
622 GPO_VERSION_MACHINE(gpo->version)));
624 result = NT_STATUS_OK;
631 /****************************************************************
632 check wether the version numbers in the gpo_list match the locally stored, if
633 not, go and get each required GPO via CIFS
634 ****************************************************************/
636 NTSTATUS check_refresh_gpo_list(ADS_STRUCT *ads,
638 struct GROUP_POLICY_OBJECT *gpo_list)
640 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
641 struct cli_state *cli = NULL;
642 struct GROUP_POLICY_OBJECT *gpo;
645 return NT_STATUS_INVALID_PARAMETER;
648 for (gpo = gpo_list; gpo; gpo = gpo->next) {
650 result = check_refresh_gpo(ads, mem_ctx, gpo, &cli);
651 if (!NT_STATUS_IS_OK(result)) {
656 result = NT_STATUS_OK;
666 #endif /* HAVE_LDAP */