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b5f6cbbe1b
routines.
Guenther
(This used to be commit 0ef504a0a6
)
502 lines
13 KiB
C
502 lines
13 KiB
C
/*
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* Unix SMB/CIFS implementation.
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* Group Policy Object Support
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* Copyright (C) Guenther Deschner 2005
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#define DEFAULT_DOMAIN_POLICY "Default Domain Policy"
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#define DEFAULT_DOMAIN_CONTROLLERS_POLICY "Default Domain Controllers Policy"
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/* should we store a parsed guid ? UUID_FLAT guid; */
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struct gpo_table {
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const char *name;
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const char *guid_string;
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};
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struct snapin_table {
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const char *name;
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const char *guid_string;
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ADS_STATUS (*snapin_fn)(ADS_STRUCT *, TALLOC_CTX *mem_ctx, const char *, const char *);
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};
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static struct gpo_table gpo_default_policy[] = {
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{ DEFAULT_DOMAIN_POLICY,
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"31B2F340-016D-11D2-945F-00C04FB984F9" },
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{ DEFAULT_DOMAIN_CONTROLLERS_POLICY,
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"6AC1786C-016F-11D2-945F-00C04fB984F9" },
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{ NULL, NULL }
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};
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/* the following is seen in gPCMachineExtensionNames or gPCUserExtensionNames */
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static struct gpo_table gpo_cse_extensions[] = {
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{ "Administrative Templates Extension",
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"35378EAC-683F-11D2-A89A-00C04FBBCFA2" }, /* Registry Policy ? */
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{ "Microsoft Disc Quota",
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"3610EDA5-77EF-11D2-8DC5-00C04FA31A66" },
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{ "EFS recovery",
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"B1BE8D72-6EAC-11D2-A4EA-00C04F79F83A" },
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{ "Folder Redirection",
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"25537BA6-77A8-11D2-9B6C-0000F8080861" },
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{ "IP Security",
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"E437BC1C-AA7D-11D2-A382-00C04F991E27" },
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{ "Internet Explorer Branding",
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"A2E30F80-D7DE-11d2-BBDE-00C04F86AE3B" },
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{ "QoS Packet Scheduler",
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"426031c0-0b47-4852-b0ca-ac3d37bfcb39" },
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{ "Scripts",
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"42B5FAAE-6536-11D2-AE5A-0000F87571E3" },
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{ "Security",
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"827D319E-6EAC-11D2-A4EA-00C04F79F83A" },
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{ "Software Installation",
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"C6DC5466-785A-11D2-84D0-00C04FB169F7" },
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{ "Wireless Group Policy",
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"0ACDD40C-75AC-BAA0-BF6DE7E7FE63" },
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{ NULL, NULL }
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};
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/* guess work */
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static struct snapin_table gpo_cse_snapin_extensions[] = {
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{ "Administrative Templates",
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"0F6B957D-509E-11D1-A7CC-0000F87571E3", gpo_snapin_handler_none },
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{ "Certificates",
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"53D6AB1D-2488-11D1-A28C-00C04FB94F17", gpo_snapin_handler_none },
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{ "EFS recovery policy processing",
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"B1BE8D72-6EAC-11D2-A4EA-00C04F79F83A", gpo_snapin_handler_none },
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{ "Folder Redirection policy processing",
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"25537BA6-77A8-11D2-9B6C-0000F8080861", gpo_snapin_handler_none },
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{ "Folder Redirection",
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"88E729D6-BDC1-11D1-BD2A-00C04FB9603F", gpo_snapin_handler_none },
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{ "Registry policy processing",
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"35378EAC-683F-11D2-A89A-00C04FBBCFA2", gpo_snapin_handler_none },
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{ "Remote Installation Services",
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"3060E8CE-7020-11D2-842D-00C04FA372D4", gpo_snapin_handler_none },
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{ "Security Settings",
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"803E14A0-B4FB-11D0-A0D0-00A0C90F574B", gpo_snapin_handler_security_settings },
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{ "Security policy processing",
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"827D319E-6EAC-11D2-A4EA-00C04F79F83A", gpo_snapin_handler_security_settings },
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{ "unknown",
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"3060E8D0-7020-11D2-842D-00C04FA372D4", gpo_snapin_handler_none },
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{ "unknown2",
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"53D6AB1B-2488-11D1-A28C-00C04FB94F17", gpo_snapin_handler_none },
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{ NULL, NULL, NULL }
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};
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static const char *name_to_guid_string(const char *name, struct gpo_table *table)
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{
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int i;
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for (i = 0; table[i].name; i++) {
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if (strequal(name, table[i].name)) {
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return table[i].guid_string;
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}
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}
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return NULL;
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}
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static const char *guid_string_to_name(const char *guid_string, struct gpo_table *table)
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{
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int i;
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for (i = 0; table[i].guid_string; i++) {
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if (strequal(guid_string, table[i].guid_string)) {
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return table[i].name;
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}
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}
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return NULL;
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}
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static const char *default_gpo_name_to_guid_string(const char *name)
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{
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return name_to_guid_string(name, gpo_default_policy);
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}
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static const char *default_gpo_guid_string_to_name(const char *guid)
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{
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return guid_string_to_name(guid, gpo_default_policy);
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}
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const char *cse_gpo_guid_string_to_name(const char *guid)
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{
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return guid_string_to_name(guid, gpo_cse_extensions);
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}
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static const char *cse_gpo_name_to_guid_string(const char *name)
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{
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return name_to_guid_string(name, gpo_cse_extensions);
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}
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const char *cse_snapin_gpo_guid_string_to_name(const char *guid)
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{
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return guid_string_to_name(guid, gpo_cse_snapin_extensions);
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}
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void dump_gp_ext(struct GP_EXT *gp_ext)
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{
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int lvl = 10;
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int i;
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if (gp_ext == NULL) {
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return;
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}
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DEBUG(lvl,("---------------------\n\n"));
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DEBUGADD(lvl,("name:\t\t\t%s\n", gp_ext->gp_extension));
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for (i=0; i< gp_ext->num_exts; i++) {
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DEBUGADD(lvl,("extension:\t\t\t%s\n", gp_ext->extensions_guid[i]));
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DEBUGADD(lvl,("extension (name):\t\t\t%s\n", gp_ext->extensions[i]));
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DEBUGADD(lvl,("snapin:\t\t\t%s\n", gp_ext->snapins_guid[i]));
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DEBUGADD(lvl,("snapin (name):\t\t\t%s\n", gp_ext->snapins[i]));
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}
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}
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void dump_gpo(TALLOC_CTX *mem_ctx, struct GROUP_POLICY_OBJECT *gpo)
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{
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int lvl = 1;
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if (gpo == NULL) {
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return;
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}
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DEBUG(lvl,("---------------------\n\n"));
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DEBUGADD(lvl,("name:\t\t\t%s\n", gpo->name));
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DEBUGADD(lvl,("displayname:\t\t%s\n", gpo->display_name));
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DEBUGADD(lvl,("version:\t\t%d (0x%08x)\n", gpo->version, gpo->version));
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DEBUGADD(lvl,("version_user:\t\t%d (0x%04x)\n", gpo->version_user, gpo->version_user));
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DEBUGADD(lvl,("version_machine:\t%d (0x%04x)\n", gpo->version_machine, gpo->version_machine));
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DEBUGADD(lvl,("filesyspath:\t\t%s\n", gpo->file_sys_path));
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DEBUGADD(lvl,("dspath:\t\t%s\n", gpo->ds_path));
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DEBUGADD(lvl,("options:\t\t%d ", gpo->options));
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if (gpo->options & GPFLAGS_USER_SETTINGS_DISABLED) {
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DEBUGADD(lvl,("GPFLAGS_USER_SETTINGS_DISABLED "));
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}
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if (gpo->options & GPFLAGS_MACHINE_SETTINGS_DISABLED) {
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DEBUGADD(lvl,("GPFLAGS_MACHINE_SETTINGS_DISABLED"));
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}
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DEBUGADD(lvl,("\n"));
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DEBUGADD(lvl,("link:\t\t\t%s\n", gpo->link));
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DEBUGADD(lvl,("link_type:\t\t%d ", gpo->link_type));
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switch (gpo->link_type) {
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case GP_LINK_UNKOWN:
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DEBUGADD(lvl,("GP_LINK_UNKOWN\n"));
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break;
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case GP_LINK_OU:
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DEBUGADD(lvl,("GP_LINK_OU\n"));
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break;
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case GP_LINK_DOMAIN:
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DEBUGADD(lvl,("GP_LINK_DOMAIN\n"));
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break;
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case GP_LINK_SITE:
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DEBUGADD(lvl,("GP_LINK_SITE\n"));
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break;
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case GP_LINK_MACHINE:
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DEBUGADD(lvl,("GP_LINK_MACHINE\n"));
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break;
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default:
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break;
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}
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if (gpo->machine_extensions) {
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struct GP_EXT gp_ext;
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ADS_STATUS status;
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DEBUGADD(lvl,("machine_extensions:\t%s\n", gpo->machine_extensions));
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status = ads_parse_gp_ext(mem_ctx, gpo->machine_extensions, &gp_ext);
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if (!ADS_ERR_OK(status)) {
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return;
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}
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dump_gp_ext(&gp_ext);
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}
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if (gpo->user_extensions) {
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struct GP_EXT gp_ext;
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ADS_STATUS status;
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DEBUGADD(lvl,("user_extensions:\t%s\n", gpo->user_extensions));
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status = ads_parse_gp_ext(mem_ctx, gpo->user_extensions, &gp_ext);
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if (!ADS_ERR_OK(status)) {
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return;
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}
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dump_gp_ext(&gp_ext);
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}
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};
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void dump_gplink(ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, struct GP_LINK *gp_link)
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{
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ADS_STATUS status;
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int i;
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int lvl = 10;
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if (gp_link == NULL) {
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return;
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}
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DEBUG(lvl,("---------------------\n\n"));
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DEBUGADD(lvl,("gplink: %s\n", gp_link->gp_link));
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DEBUGADD(lvl,("gpopts: %d ", gp_link->gp_opts));
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switch (gp_link->gp_opts) {
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case GPOPTIONS_INHERIT:
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DEBUGADD(lvl,("GPOPTIONS_INHERIT\n"));
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break;
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case GPOPTIONS_BLOCK_INHERITANCE:
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DEBUGADD(lvl,("GPOPTIONS_BLOCK_INHERITANCE\n"));
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break;
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default:
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break;
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}
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DEBUGADD(lvl,("num links: %d\n", gp_link->num_links));
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for (i = 0; i < gp_link->num_links; i++) {
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DEBUGADD(lvl,("---------------------\n\n"));
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DEBUGADD(lvl,("link: #%d\n", i + 1));
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DEBUGADD(lvl,("name: %s\n", gp_link->link_names[i]));
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DEBUGADD(lvl,("opt: %d ", gp_link->link_opts[i]));
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if (gp_link->link_opts[i] & GPO_LINK_OPT_ENFORCED) {
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DEBUGADD(lvl,("GPO_LINK_OPT_ENFORCED "));
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}
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if (gp_link->link_opts[i] & GPO_LINK_OPT_DISABLED) {
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DEBUGADD(lvl,("GPO_LINK_OPT_DISABLED"));
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}
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DEBUGADD(lvl,("\n"));
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if (ads != NULL && mem_ctx != NULL) {
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struct GROUP_POLICY_OBJECT gpo;
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status = ads_get_gpo(ads, mem_ctx, gp_link->link_names[i], NULL, NULL, &gpo);
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if (!ADS_ERR_OK(status)) {
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DEBUG(lvl,("get gpo for %s failed: %s\n", gp_link->link_names[i], ads_errstr(status)));
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return;
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}
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dump_gpo(mem_ctx, &gpo);
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}
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}
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}
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ADS_STATUS process_extension_with_snapin(ADS_STRUCT *ads,
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TALLOC_CTX *mem_ctx,
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const char *extension_guid,
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const char *snapin_guid)
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{
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int i;
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for (i=0; gpo_cse_snapin_extensions[i].guid_string; i++) {
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if (strcmp(gpo_cse_snapin_extensions[i].guid_string, snapin_guid) == 0) {
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return gpo_cse_snapin_extensions[i].snapin_fn(ads, mem_ctx,
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extension_guid, snapin_guid);
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}
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}
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DEBUG(10,("process_extension_with_snapin: no snapin handler for extension %s (%s) found\n",
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extension_guid, snapin_guid));
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return ADS_ERROR(LDAP_SUCCESS);
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}
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ADS_STATUS gpo_process_a_gpo(ADS_STRUCT *ads,
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TALLOC_CTX *mem_ctx,
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struct GROUP_POLICY_OBJECT *gpo,
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const char *extension_guid,
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uint32 flags)
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{
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ADS_STATUS status;
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struct GP_EXT gp_ext;
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int i;
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if (flags & GPO_LIST_FLAG_MACHINE) {
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if (gpo->machine_extensions) {
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status = ads_parse_gp_ext(mem_ctx, gpo->machine_extensions, &gp_ext);
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if (!ADS_ERR_OK(status)) {
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return status;
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}
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} else {
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/* nothing to apply */
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return ADS_ERROR(LDAP_SUCCESS);
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}
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} else {
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if (gpo->user_extensions) {
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status = ads_parse_gp_ext(mem_ctx, gpo->user_extensions, &gp_ext);
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if (!ADS_ERR_OK(status)) {
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return status;
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}
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} else {
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/* nothing to apply */
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return ADS_ERROR(LDAP_SUCCESS);
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}
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}
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for (i=0; i<gp_ext.num_exts; i++) {
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if (extension_guid && !strequal(extension_guid, gp_ext.extensions_guid[i])) {
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continue;
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}
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status = process_extension_with_snapin(ads, mem_ctx, gp_ext.extensions_guid[i],
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gp_ext.snapins_guid[i]);
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if (!ADS_ERR_OK(status)) {
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return status;
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}
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}
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return ADS_ERROR(LDAP_SUCCESS);
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}
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ADS_STATUS gpo_process_gpo_list(ADS_STRUCT *ads,
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TALLOC_CTX *mem_ctx,
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struct GROUP_POLICY_OBJECT **gpo_list,
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const char *extensions_guid,
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uint32 flags)
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{
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ADS_STATUS status;
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struct GROUP_POLICY_OBJECT *gpo = *gpo_list;
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for (gpo = *gpo_list; gpo; gpo = gpo->next) {
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status = gpo_process_a_gpo(ads, mem_ctx, gpo,
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extensions_guid, flags);
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if (!ADS_ERR_OK(status)) {
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return status;
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}
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}
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return ADS_ERROR(LDAP_SUCCESS);
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}
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ADS_STATUS gpo_snapin_handler_none(ADS_STRUCT *ads,
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TALLOC_CTX *mem_ctx,
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const char *extension_guid,
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const char *snapin_guid)
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{
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DEBUG(10,("gpo_snapin_handler_none\n"));
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return ADS_ERROR(LDAP_SUCCESS);
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}
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ADS_STATUS gpo_snapin_handler_security_settings(ADS_STRUCT *ads,
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TALLOC_CTX *mem_ctx,
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const char *extension_guid,
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const char *snapin_guid)
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{
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DEBUG(10,("gpo_snapin_handler_security_settings\n"));
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return ADS_ERROR(LDAP_SUCCESS);
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}
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ADS_STATUS gpo_lockout_policy(ADS_STRUCT *ads,
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TALLOC_CTX *mem_ctx,
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const char *hostname,
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SAM_UNK_INFO_12 *lockout_policy)
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{
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return ADS_ERROR_NT(NT_STATUS_NOT_IMPLEMENTED);
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}
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ADS_STATUS gpo_password_policy(ADS_STRUCT *ads,
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TALLOC_CTX *mem_ctx,
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const char *hostname,
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SAM_UNK_INFO_1 *password_policy)
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{
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ADS_STATUS status;
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struct GROUP_POLICY_OBJECT *gpo_list;
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const char *attrs[] = {"distinguishedName", "userAccountControl", NULL};
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char *filter, *dn;
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LDAPMessage *res = NULL;
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uint32 uac;
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return ADS_ERROR_NT(NT_STATUS_NOT_IMPLEMENTED);
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filter = talloc_asprintf(mem_ctx, "(&(objectclass=user)(sAMAccountName=%s))", hostname);
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if (filter == NULL) {
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return ADS_ERROR(LDAP_NO_MEMORY);
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}
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status = ads_do_search_all(ads, ads->config.bind_path,
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LDAP_SCOPE_SUBTREE,
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filter, attrs, &res);
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if (!ADS_ERR_OK(status)) {
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return status;
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}
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if (ads_count_replies(ads, res) != 1) {
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return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
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}
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dn = ads_get_dn(ads, res);
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if (dn == NULL) {
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return ADS_ERROR(LDAP_NO_MEMORY);
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}
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if (!ads_pull_uint32(ads, res, "userAccountControl", &uac)) {
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ads_memfree(ads, dn);
|
|
return ADS_ERROR(LDAP_NO_MEMORY);
|
|
}
|
|
|
|
if (!(uac & UF_WORKSTATION_TRUST_ACCOUNT)) {
|
|
ads_memfree(ads, dn);
|
|
return ADS_ERROR(LDAP_NO_SUCH_OBJECT);
|
|
}
|
|
|
|
status = ads_get_gpo_list(ads, mem_ctx, dn, GPO_LIST_FLAG_MACHINE, &gpo_list);
|
|
if (!ADS_ERR_OK(status)) {
|
|
ads_memfree(ads, dn);
|
|
return status;
|
|
}
|
|
|
|
status = gpo_process_gpo_list(ads, mem_ctx, &gpo_list,
|
|
cse_gpo_name_to_guid_string("Security"),
|
|
GPO_LIST_FLAG_MACHINE);
|
|
if (!ADS_ERR_OK(status)) {
|
|
ads_memfree(ads, dn);
|
|
return status;
|
|
}
|
|
|
|
ads_memfree(ads, dn);
|
|
return ADS_ERROR(LDAP_SUCCESS);
|
|
}
|