diff options
Diffstat (limited to 'source3/libads/gpo.c')
| -rw-r--r-- | source3/libads/gpo.c | 682 |
1 files changed, 0 insertions, 682 deletions
diff --git a/source3/libads/gpo.c b/source3/libads/gpo.c deleted file mode 100644 index 4a121e9f6a..0000000000 --- a/source3/libads/gpo.c +++ /dev/null @@ -1,682 +0,0 @@ -/* - * Unix SMB/CIFS implementation. - * Group Policy Object Support - * Copyright (C) Guenther Deschner 2005 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include "includes.h" - -#ifdef HAVE_LDAP - -ADS_STATUS ads_parse_gp_ext(TALLOC_CTX *mem_ctx, - const char *extension_raw, - struct GP_EXT *gp_ext) -{ - char **ext_list; - char **ext_strings; - int i; - - DEBUG(20,("ads_parse_gp_ext: %s\n", extension_raw)); - - ext_list = str_list_make_talloc(mem_ctx, extension_raw, "]"); - if (ext_list == NULL) { - goto parse_error; - } - - for (i = 0; ext_list[i] != NULL; i++) { - /* no op */ - } - - gp_ext->num_exts = i; - - gp_ext->extensions = TALLOC_ZERO_ARRAY(mem_ctx, char *, gp_ext->num_exts); - gp_ext->extensions_guid = TALLOC_ZERO_ARRAY(mem_ctx, char *, gp_ext->num_exts); - gp_ext->snapins = TALLOC_ZERO_ARRAY(mem_ctx, char *, gp_ext->num_exts); - gp_ext->snapins_guid = TALLOC_ZERO_ARRAY(mem_ctx, char *, gp_ext->num_exts); - - gp_ext->gp_extension = talloc_strdup(mem_ctx, extension_raw); - - if (gp_ext->extensions == NULL || gp_ext->extensions_guid == NULL || - gp_ext->snapins == NULL || gp_ext->snapins_guid == NULL || - gp_ext->gp_extension == NULL) { - goto parse_error; - } - - for (i = 0; ext_list[i] != NULL; i++) { - - int k; - char *p, *q; - - DEBUGADD(10,("extension #%d\n", i)); - - p = ext_list[i]; - - if (p[0] == '[') { - p++; - } - - ext_strings = str_list_make_talloc(mem_ctx, p, "}"); - if (ext_strings == NULL) { - goto parse_error; - } - - for (k = 0; ext_strings[k] != NULL; k++) { - /* no op */ - } - - q = ext_strings[0]; - - if (q[0] == '{') { - q++; - } - - gp_ext->extensions[i] = talloc_strdup(mem_ctx, cse_gpo_guid_string_to_name(q)); - gp_ext->extensions_guid[i] = talloc_strdup(mem_ctx, q); - - /* we might have no name for the guid */ - if (gp_ext->extensions_guid[i] == NULL) { - goto parse_error; - } - - for (k = 1; ext_strings[k] != NULL; k++) { - - char *m = ext_strings[k]; - - if (m[0] == '{') { - m++; - } - - /* FIXME: theoretically there could be more than one snapin per extension */ - gp_ext->snapins[i] = talloc_strdup(mem_ctx, cse_snapin_gpo_guid_string_to_name(m)); - gp_ext->snapins_guid[i] = talloc_strdup(mem_ctx, m); - - /* we might have no name for the guid */ - if (gp_ext->snapins_guid[i] == NULL) { - goto parse_error; - } - } - } - - if (ext_list) { - str_list_free_talloc(mem_ctx, &ext_list); - } - if (ext_strings) { - str_list_free_talloc(mem_ctx, &ext_strings); - } - - return ADS_ERROR(LDAP_SUCCESS); - -parse_error: - if (ext_list) { - str_list_free_talloc(mem_ctx, &ext_list); - } - if (ext_strings) { - str_list_free_talloc(mem_ctx, &ext_strings); - } - - return ADS_ERROR(LDAP_NO_MEMORY); -} - -ADS_STATUS ads_parse_gplink(TALLOC_CTX *mem_ctx, - const char *gp_link_raw, - uint32 options, - struct GP_LINK *gp_link) -{ - char **link_list; - int i; - - DEBUG(10,("ads_parse_gplink: gPLink: %s\n", gp_link_raw)); - - link_list = str_list_make_talloc(mem_ctx, gp_link_raw, "]"); - if (link_list == NULL) { - goto parse_error; - } - - for (i = 0; link_list[i] != NULL; i++) { - /* no op */ - } - - gp_link->gp_opts = options; - gp_link->num_links = i; - - gp_link->link_names = TALLOC_ZERO_ARRAY(mem_ctx, char *, gp_link->num_links); - gp_link->link_opts = TALLOC_ZERO_ARRAY(mem_ctx, uint32, gp_link->num_links); - - gp_link->gp_link = talloc_strdup(mem_ctx, gp_link_raw); - - if (gp_link->link_names == NULL || gp_link->link_opts == NULL || gp_link->gp_link == NULL) { - goto parse_error; - } - - for (i = 0; link_list[i] != NULL; i++) { - - char *p, *q; - - DEBUGADD(10,("ads_parse_gplink: processing link #%d\n", i)); - - q = link_list[i]; - if (q[0] == '[') { - q++; - }; - - p = strchr(q, ';'); - - if (p == NULL) { - goto parse_error; - } - - gp_link->link_names[i] = talloc_strdup(mem_ctx, q); - if (gp_link->link_names[i] == NULL) { - goto parse_error; - } - gp_link->link_names[i][PTR_DIFF(p, q)] = 0; - - gp_link->link_opts[i] = atoi(p + 1); - - DEBUGADD(10,("ads_parse_gplink: link: %s\n", gp_link->link_names[i])); - DEBUGADD(10,("ads_parse_gplink: opt: %d\n", gp_link->link_opts[i])); - - } - - if (link_list) { - str_list_free_talloc(mem_ctx, &link_list); - } - - return ADS_ERROR(LDAP_SUCCESS); - -parse_error: - if (link_list) { - str_list_free_talloc(mem_ctx, &link_list); - } - - return ADS_ERROR(LDAP_NO_MEMORY); -} - -ADS_STATUS ads_get_gpo_link(ADS_STRUCT *ads, - TALLOC_CTX *mem_ctx, - const char *link_dn, - struct GP_LINK *gp_link_struct) -{ - ADS_STATUS status; - const char *attrs[] = {"gPLink", "gPOptions", NULL}; - LDAPMessage *res = NULL; - const char *gp_link; - uint32 gp_options; - - ZERO_STRUCTP(gp_link_struct); - - status = ads_search_dn(ads, &res, link_dn, attrs); - if (!ADS_ERR_OK(status)) { - DEBUG(10,("ads_get_gpo_link: search failed with %s\n", ads_errstr(status))); - return status; - } - - if (ads_count_replies(ads, res) != 1) { - DEBUG(10,("ads_get_gpo_link: no result\n")); - ads_msgfree(ads, res); - return ADS_ERROR(LDAP_NO_SUCH_OBJECT); - } - - gp_link = ads_pull_string(ads, mem_ctx, res, "gPLink"); - if (gp_link == NULL) { - DEBUG(10,("ads_get_gpo_link: no 'gPLink' attribute found\n")); - ads_msgfree(ads, res); - return ADS_ERROR(LDAP_NO_SUCH_ATTRIBUTE); - } - - if (!ads_pull_uint32(ads, res, "gPOptions", &gp_options)) { - DEBUG(10,("ads_get_gpo_link: no 'gPOptions' attribute found\n")); - gp_options = 0; - } - - ads_msgfree(ads, res); - - return ads_parse_gplink(mem_ctx, gp_link, gp_options, gp_link_struct); -} - -ADS_STATUS ads_add_gpo_link(ADS_STRUCT *ads, - TALLOC_CTX *mem_ctx, - const char *link_dn, - const char *gpo_dn, - uint32 gpo_opt) -{ - ADS_STATUS status; - const char *attrs[] = {"gPLink", NULL}; - LDAPMessage *res = NULL; - const char *gp_link, *gp_link_new; - ADS_MODLIST mods; - - - /* although ADS allows to set anything here, we better check here if - * the gpo_dn is sane */ - - if (!strnequal(gpo_dn, "LDAP://CN={", strlen("LDAP://CN={")) != 0) { - return ADS_ERROR(LDAP_INVALID_DN_SYNTAX); - } - - status = ads_search_dn(ads, &res, link_dn, attrs); - if (!ADS_ERR_OK(status)) { - DEBUG(10,("ads_add_gpo_link: search failed with %s\n", ads_errstr(status))); - return status; - } - - if (ads_count_replies(ads, res) != 1) { - DEBUG(10,("ads_add_gpo_link: no result\n")); - ads_msgfree(ads, res); - return ADS_ERROR(LDAP_NO_SUCH_OBJECT); - } - - gp_link = ads_pull_string(ads, mem_ctx, res, "gPLink"); - if (gp_link == NULL) { - gp_link_new = talloc_asprintf(mem_ctx, "[%s;%d]", gpo_dn, gpo_opt); - } else { - gp_link_new = talloc_asprintf(mem_ctx, "%s[%s;%d]", gp_link, gpo_dn, gpo_opt); - } - - ads_msgfree(ads, res); - if (gp_link_new == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - mods = ads_init_mods(mem_ctx); - if (mods == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - status = ads_mod_str(mem_ctx, &mods, "gPLink", gp_link_new); - if (!ADS_ERR_OK(status)) { - return status; - } - - return ads_gen_mod(ads, link_dn, mods); -} - -/* untested & broken */ -ADS_STATUS ads_delete_gpo_link(ADS_STRUCT *ads, - TALLOC_CTX *mem_ctx, - const char *link_dn, - const char *gpo_dn) -{ - ADS_STATUS status; - const char *attrs[] = {"gPLink", NULL}; - LDAPMessage *res = NULL; - const char *gp_link, *gp_link_new = NULL; - ADS_MODLIST mods; - - /* check for a sane gpo_dn */ - if (gpo_dn[0] != '[') { - DEBUG(10,("ads_delete_gpo_link: first char not: [\n")); - return ADS_ERROR(LDAP_INVALID_DN_SYNTAX); - } - - if (gpo_dn[strlen(gpo_dn)] != ']') { - DEBUG(10,("ads_delete_gpo_link: last char not: ]\n")); - return ADS_ERROR(LDAP_INVALID_DN_SYNTAX); - } - - status = ads_search_dn(ads, &res, link_dn, attrs); - if (!ADS_ERR_OK(status)) { - DEBUG(10,("ads_delete_gpo_link: search failed with %s\n", ads_errstr(status))); - return status; - } - - if (ads_count_replies(ads, res) != 1) { - DEBUG(10,("ads_delete_gpo_link: no result\n")); - ads_msgfree(ads, res); - return ADS_ERROR(LDAP_NO_SUCH_OBJECT); - } - - gp_link = ads_pull_string(ads, mem_ctx, res, "gPLink"); - if (gp_link == NULL) { - return ADS_ERROR(LDAP_NO_SUCH_ATTRIBUTE); - } - - /* find link to delete */ - /* gp_link_new = talloc_asprintf(mem_ctx, "%s[%s;%d]", gp_link, gpo_dn, gpo_opt); */ - - ads_msgfree(ads, res); - if (gp_link_new == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - mods = ads_init_mods(mem_ctx); - if (mods == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - status = ads_mod_str(mem_ctx, &mods, "gPLink", gp_link_new); - if (!ADS_ERR_OK(status)) { - return status; - } - - return ads_gen_mod(ads, link_dn, mods); -} - - ADS_STATUS ads_parse_gpo(ADS_STRUCT *ads, - TALLOC_CTX *mem_ctx, - LDAPMessage *res, - const char *gpo_dn, - struct GROUP_POLICY_OBJECT *gpo) -{ - ZERO_STRUCTP(gpo); - - if (res == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - if (gpo_dn) { - gpo->ds_path = talloc_strdup(mem_ctx, gpo_dn); - } else { - gpo->ds_path = ads_get_dn(ads, res); - } - if (gpo->ds_path == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - if (!ads_pull_uint32(ads, res, "versionNumber", &gpo->version)) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - /* split here for convenience */ - gpo->version_user = GPO_VERSION_USER(gpo->version); - gpo->version_machine = GPO_VERSION_MACHINE(gpo->version); - - /* sure ??? */ - if (!ads_pull_uint32(ads, res, "flags", &gpo->options)) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - gpo->file_sys_path = ads_pull_string(ads, mem_ctx, res, "gPCFileSysPath"); - if (gpo->file_sys_path == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - gpo->display_name = ads_pull_string(ads, mem_ctx, res, "displayName"); - if (gpo->display_name == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - gpo->name = ads_pull_string(ads, mem_ctx, res, "name"); - if (gpo->name == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - /* ???, this is optional to have and what does it depend on, the 'flags' ?) */ - gpo->machine_extensions = ads_pull_string(ads, mem_ctx, res, "gPCMachineExtensionNames"); - gpo->user_extensions = ads_pull_string(ads, mem_ctx, res, "gPCUserExtensionNames"); - - return ADS_ERROR(LDAP_SUCCESS); -} - -ADS_STATUS ads_get_gpo(ADS_STRUCT *ads, - TALLOC_CTX *mem_ctx, - const char *gpo_dn, - const char *display_name, - const char *guid_name, - struct GROUP_POLICY_OBJECT *gpo) -{ - ADS_STATUS status; - LDAPMessage *res = NULL; - char *dn; - const char *filter; - const char *attrs[] = { "cn", "displayName", "flags", "gPCFileSysPath", - "gPCFunctionalityVersion", "gPCMachineExtensionNames", - "gPCUserExtensionNames", "gPCWQLFilter", "name", - "versionNumber", NULL}; - - ZERO_STRUCTP(gpo); - - if (!gpo_dn && !display_name && !guid_name) { - return ADS_ERROR(LDAP_NO_SUCH_OBJECT); - } - - if (gpo_dn) { - - if (strnequal(gpo_dn, "LDAP://", strlen("LDAP://")) != 0) { - gpo_dn = gpo_dn + strlen("LDAP://"); - } - - status = ads_search_dn(ads, &res, gpo_dn, attrs); - - } else if (display_name || guid_name) { - - filter = talloc_asprintf(mem_ctx, - "(&(objectclass=groupPolicyContainer)(%s=%s))", - display_name ? "displayName" : "name", - display_name ? display_name : guid_name); - if (filter == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - status = ads_do_search_all(ads, ads->config.bind_path, - LDAP_SCOPE_SUBTREE, filter, - attrs, &res); - } - - if (!ADS_ERR_OK(status)) { - DEBUG(10,("ads_get_gpo: search failed with %s\n", ads_errstr(status))); - return status; - } - - if (ads_count_replies(ads, res) != 1) { - DEBUG(10,("ads_get_gpo: no result\n")); - ads_msgfree(ads, res); - return ADS_ERROR(LDAP_NO_SUCH_OBJECT); - } - - dn = ads_get_dn(ads, res); - if (dn == NULL) { - ads_msgfree(ads, res); - return ADS_ERROR(LDAP_NO_MEMORY); - } - - status = ads_parse_gpo(ads, mem_ctx, res, dn, gpo); - ads_msgfree(ads, res); - ads_memfree(ads, dn); - - return status; -} - -ADS_STATUS add_gplink_to_gpo_list(ADS_STRUCT *ads, - TALLOC_CTX *mem_ctx, - struct GROUP_POLICY_OBJECT **gpo_list, - const char *link_dn, - struct GP_LINK *gp_link, - enum GPO_LINK_TYPE link_type, - BOOL only_add_forced_gpos) -{ - ADS_STATUS status; - int i; - - for (i = 0; i < gp_link->num_links; i++) { - - struct GROUP_POLICY_OBJECT *new_gpo = NULL; - - if (gp_link->link_opts[i] & GPO_LINK_OPT_DISABLED) { - DEBUG(10,("skipping disabled GPO\n")); - continue; - } - - if (only_add_forced_gpos) { - - if (! (gp_link->link_opts[i] & GPO_LINK_OPT_ENFORCED)) { - DEBUG(10,("skipping nonenforced GPO link because GPOPTIONS_BLOCK_INHERITANCE has been set\n")); - continue; - } else { - DEBUG(10,("adding enforced GPO link although the GPOPTIONS_BLOCK_INHERITANCE has been set\n")); - } - } - - new_gpo = TALLOC_P(mem_ctx, struct GROUP_POLICY_OBJECT); - if (new_gpo == NULL) { - return ADS_ERROR(LDAP_NO_MEMORY); - } - - ZERO_STRUCTP(new_gpo); - - status = ads_get_gpo(ads, mem_ctx, gp_link->link_names[i], NULL, NULL, new_gpo); - if (!ADS_ERR_OK(status)) { - return status; - } - - new_gpo->link = link_dn; - new_gpo->link_type = link_type; - - DLIST_ADD(*gpo_list, new_gpo); - - DEBUG(10,("add_gplink_to_gplist: added GPLINK #%d %s to GPO list\n", - i, gp_link->link_names[i])); - } - - return ADS_ERROR(LDAP_SUCCESS); -} - -ADS_STATUS ads_get_gpo_list(ADS_STRUCT *ads, - TALLOC_CTX *mem_ctx, - const char *dn, - uint32 flags, - struct GROUP_POLICY_OBJECT **gpo_list) -{ - /* (L)ocal (S)ite (D)omain (O)rganizational(U)nit */ - - ADS_STATUS status; - struct GP_LINK gp_link; - const char *parent_dn, *site_dn, *tmp_dn; - BOOL add_only_forced_gpos = False; - - ZERO_STRUCTP(gpo_list); - - DEBUG(10,("ads_get_gpo_list: getting GPO list for [%s]\n", dn)); - - /* (L)ocal */ - /* not yet... */ - - /* (S)ite */ - - /* are site GPOs valid for users as well ??? */ - if (flags & GPO_LIST_FLAG_MACHINE) { - - status = ads_site_dn_for_machine(ads, mem_ctx, ads->config.ldap_server_name, &site_dn); - if (!ADS_ERR_OK(status)) { - return status; - } - - DEBUG(10,("ads_get_gpo_list: query SITE: [%s] for GPOs\n", site_dn)); - - status = ads_get_gpo_link(ads, mem_ctx, site_dn, &gp_link); - if (ADS_ERR_OK(status)) { - - if (DEBUGLEVEL >= 100) { - dump_gplink(ads, mem_ctx, &gp_link); - } - - status = add_gplink_to_gpo_list(ads, mem_ctx, gpo_list, - site_dn, &gp_link, GP_LINK_SITE, - add_only_forced_gpos); - if (!ADS_ERR_OK(status)) { - return status; - } - - if (flags & GPO_LIST_FLAG_SITEONLY) { - return ADS_ERROR(LDAP_SUCCESS); - } - - /* inheritance can't be blocked at the site level */ - } - } - - tmp_dn = dn; - - while ( (parent_dn = ads_parent_dn(tmp_dn)) && - (!strequal(parent_dn, ads_parent_dn(ads->config.bind_path))) ) { - - /* (D)omain */ - - /* An account can just be a member of one domain */ - if (strncmp(parent_dn, "DC=", strlen("DC=")) == 0) { - - DEBUG(10,("ads_get_gpo_list: query DC: [%s] for GPOs\n", parent_dn)); - - status = ads_get_gpo_link(ads, mem_ctx, parent_dn, &gp_link); - if (ADS_ERR_OK(status)) { - - if (DEBUGLEVEL >= 100) { - dump_gplink(ads, mem_ctx, &gp_link); - } - - /* block inheritance from now on */ - if (gp_link.gp_opts & GPOPTIONS_BLOCK_INHERITANCE) { - add_only_forced_gpos = True; - } - - status = add_gplink_to_gpo_list(ads, mem_ctx, - gpo_list, parent_dn, - &gp_link, GP_LINK_DOMAIN, - add_only_forced_gpos); - if (!ADS_ERR_OK(status)) { - return status; - } - } - } - - tmp_dn = parent_dn; - } - - /* reset dn again */ - tmp_dn = dn; - - while ( (parent_dn = ads_parent_dn(tmp_dn)) && - (!strequal(parent_dn, ads_parent_dn(ads->config.bind_path))) ) { - - - /* (O)rganizational(U)nit */ - - /* An account can be a member of more OUs */ - if (strncmp(parent_dn, "OU=", strlen("OU=")) == 0) { - - DEBUG(10,("ads_get_gpo_list: query OU: [%s] for GPOs\n", parent_dn)); - - status = ads_get_gpo_link(ads, mem_ctx, parent_dn, &gp_link); - if (ADS_ERR_OK(status)) { - - if (DEBUGLEVEL >= 100) { - dump_gplink(ads, mem_ctx, &gp_link); - } - - /* block inheritance from now on */ - if (gp_link.gp_opts & GPOPTIONS_BLOCK_INHERITANCE) { - add_only_forced_gpos = True; - } - - status = add_gplink_to_gpo_list(ads, mem_ctx, - gpo_list, parent_dn, - &gp_link, GP_LINK_OU, - add_only_forced_gpos); - if (!ADS_ERR_OK(status)) { - return status; - } - } - } - - tmp_dn = parent_dn; - - }; - - return ADS_ERROR(LDAP_SUCCESS); -} - -#endif /* HAVE_LDAP */ |