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https://github.com/samba-team/samba.git
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3a7f4da6c4
Signed-off-by: Jo Sutton <josutton@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
1805 lines
54 KiB
C
1805 lines
54 KiB
C
/*
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Unix SMB/CIFS implementation.
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crachnames implementation for the drsuapi pipe
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DsCrackNames()
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Copyright (C) Stefan Metzmacher 2004
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Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2005
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Copyright (C) Matthieu Patou <mat@matws.net> 2012
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Copyright (C) Catalyst .Net Ltd 2017
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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 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "librpc/gen_ndr/drsuapi.h"
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#include "lib/events/events.h"
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#include <ldb.h>
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#include <ldb_errors.h>
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#include "auth/kerberos/kerberos.h"
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#include "libcli/ldap/ldap_ndr.h"
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#include "libcli/security/security.h"
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#include "auth/auth.h"
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#include "../lib/util/util_ldb.h"
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#include "dsdb/samdb/samdb.h"
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#include "dsdb/common/util.h"
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#include "param/param.h"
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#undef strcasecmp
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static WERROR DsCrackNameOneFilter(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
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struct smb_krb5_context *smb_krb5_context,
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uint32_t format_flags, enum drsuapi_DsNameFormat format_offered,
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enum drsuapi_DsNameFormat format_desired,
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struct ldb_dn *name_dn, const char *name,
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const char *domain_filter, const char *result_filter,
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struct drsuapi_DsNameInfo1 *info1, int scope, struct ldb_dn *search_dn);
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static WERROR DsCrackNameOneSyntactical(TALLOC_CTX *mem_ctx,
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enum drsuapi_DsNameFormat format_offered,
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enum drsuapi_DsNameFormat format_desired,
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struct ldb_dn *name_dn, const char *name,
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struct drsuapi_DsNameInfo1 *info1);
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static WERROR dns_domain_from_principal(TALLOC_CTX *mem_ctx, struct smb_krb5_context *smb_krb5_context,
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const char *name,
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struct drsuapi_DsNameInfo1 *info1)
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{
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krb5_error_code ret;
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krb5_principal principal;
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/* perhaps it's a principal with a realm, so return the right 'domain only' response */
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ret = krb5_parse_name_flags(smb_krb5_context->krb5_context, name,
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KRB5_PRINCIPAL_PARSE_REQUIRE_REALM, &principal);
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if (ret) {
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info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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return WERR_OK;
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}
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info1->dns_domain_name = smb_krb5_principal_get_realm(
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mem_ctx, smb_krb5_context->krb5_context, principal);
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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W_ERROR_HAVE_NO_MEMORY(info1->dns_domain_name);
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info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
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return WERR_OK;
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}
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static enum drsuapi_DsNameStatus LDB_lookup_spn_alias(struct ldb_context *ldb_ctx,
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TALLOC_CTX *mem_ctx,
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const char *alias_from,
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char **alias_to)
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{
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/*
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* Some of the logic of this function is mirrored in find_spn_alias()
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* in source4/dsdb/samdb/ldb_modules/samldb.c. If you change this to
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* not return the first matched alias, you will need to rethink that
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* function too.
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*/
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unsigned int i;
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int ret;
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struct ldb_result *res;
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struct ldb_message_element *spnmappings;
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TALLOC_CTX *tmp_ctx;
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struct ldb_dn *service_dn;
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char *service_dn_str;
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const char *directory_attrs[] = {
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"sPNMappings",
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NULL
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};
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tmp_ctx = talloc_new(mem_ctx);
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if (!tmp_ctx) {
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return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
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}
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service_dn = ldb_dn_new(tmp_ctx, ldb_ctx, "CN=Directory Service,CN=Windows NT,CN=Services");
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if ( ! ldb_dn_add_base(service_dn, ldb_get_config_basedn(ldb_ctx))) {
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
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}
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service_dn_str = ldb_dn_alloc_linearized(tmp_ctx, service_dn);
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if ( ! service_dn_str) {
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
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}
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ret = ldb_search(ldb_ctx, tmp_ctx, &res, service_dn, LDB_SCOPE_BASE,
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directory_attrs, "(objectClass=nTDSService)");
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if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) {
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DEBUG(1, ("ldb_search: dn: %s not found: %s\n", service_dn_str, ldb_errstring(ldb_ctx)));
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
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} else if (ret == LDB_ERR_NO_SUCH_OBJECT) {
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DEBUG(1, ("ldb_search: dn: %s not found\n", service_dn_str));
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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} else if (res->count != 1) {
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DEBUG(1, ("ldb_search: dn: %s not found\n", service_dn_str));
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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}
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spnmappings = ldb_msg_find_element(res->msgs[0], "sPNMappings");
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if (!spnmappings || spnmappings->num_values == 0) {
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DEBUG(1, ("ldb_search: dn: %s no sPNMappings attribute\n", service_dn_str));
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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}
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for (i = 0; i < spnmappings->num_values; i++) {
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char *mapping, *p, *str;
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mapping = talloc_strdup(tmp_ctx,
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(const char *)spnmappings->values[i].data);
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if (!mapping) {
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DEBUG(1, ("LDB_lookup_spn_alias: ldb_search: dn: %s did not have an sPNMapping\n", service_dn_str));
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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}
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/* C string manipulation sucks */
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p = strchr(mapping, '=');
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if (!p) {
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DEBUG(1, ("ldb_search: dn: %s sPNMapping malformed: %s\n",
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service_dn_str, mapping));
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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}
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p[0] = '\0';
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p++;
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do {
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str = p;
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p = strchr(p, ',');
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if (p) {
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p[0] = '\0';
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p++;
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}
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if (strcasecmp(str, alias_from) == 0) {
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*alias_to = mapping;
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talloc_steal(mem_ctx, mapping);
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_OK;
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}
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} while (p);
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}
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DEBUG(4, ("LDB_lookup_spn_alias: no alias for service %s applicable\n", alias_from));
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talloc_free(tmp_ctx);
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return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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}
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/* When cracking a ServicePrincipalName, many services may be served
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* by the host/ servicePrincipalName. The incoming query is for cifs/
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* but we translate it here, and search on host/. This is done after
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* the cifs/ entry has been searched for, making this a fallback */
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static WERROR DsCrackNameSPNAlias(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
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struct smb_krb5_context *smb_krb5_context,
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uint32_t format_flags, enum drsuapi_DsNameFormat format_offered,
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enum drsuapi_DsNameFormat format_desired,
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const char *name, struct drsuapi_DsNameInfo1 *info1)
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{
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WERROR wret;
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krb5_error_code ret;
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krb5_principal principal;
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krb5_data component;
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const char *service, *dns_name;
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char *new_service;
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char *new_princ;
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enum drsuapi_DsNameStatus namestatus;
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/* parse principal */
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ret = krb5_parse_name_flags(smb_krb5_context->krb5_context,
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name, KRB5_PRINCIPAL_PARSE_NO_REALM, &principal);
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if (ret) {
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DEBUG(2, ("Could not parse principal: %s: %s\n",
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name, smb_get_krb5_error_message(smb_krb5_context->krb5_context,
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ret, mem_ctx)));
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return WERR_NOT_ENOUGH_MEMORY;
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}
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/* grab cifs/, http/ etc */
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ret = smb_krb5_princ_component(smb_krb5_context->krb5_context,
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principal, 0, &component);
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if (ret) {
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info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return WERR_OK;
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}
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service = (const char *)component.data;
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ret = smb_krb5_princ_component(smb_krb5_context->krb5_context,
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principal, 1, &component);
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if (ret) {
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info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return WERR_OK;
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}
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dns_name = (const char *)component.data;
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/* MAP it */
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namestatus = LDB_lookup_spn_alias(sam_ctx, mem_ctx,
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service, &new_service);
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if (namestatus == DRSUAPI_DS_NAME_STATUS_NOT_FOUND) {
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wret = WERR_OK;
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info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
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info1->dns_domain_name = talloc_strdup(mem_ctx, dns_name);
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if (!info1->dns_domain_name) {
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wret = WERR_NOT_ENOUGH_MEMORY;
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}
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return wret;
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} else if (namestatus != DRSUAPI_DS_NAME_STATUS_OK) {
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info1->status = namestatus;
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return WERR_OK;
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}
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/* reform principal */
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new_princ = talloc_asprintf(mem_ctx, "%s/%s", new_service, dns_name);
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if (!new_princ) {
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return WERR_NOT_ENOUGH_MEMORY;
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}
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wret = DsCrackNameOneName(sam_ctx, mem_ctx, format_flags, format_offered, format_desired,
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new_princ, info1);
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talloc_free(new_princ);
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if (W_ERROR_IS_OK(wret) && (info1->status == DRSUAPI_DS_NAME_STATUS_NOT_FOUND)) {
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info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
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info1->dns_domain_name = talloc_strdup(mem_ctx, dns_name);
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if (!info1->dns_domain_name) {
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wret = WERR_NOT_ENOUGH_MEMORY;
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}
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}
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return wret;
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}
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/* Subcase of CrackNames, for the userPrincipalName */
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static WERROR DsCrackNameUPN(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
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struct smb_krb5_context *smb_krb5_context,
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uint32_t format_flags, enum drsuapi_DsNameFormat format_offered,
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enum drsuapi_DsNameFormat format_desired,
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const char *name, struct drsuapi_DsNameInfo1 *info1)
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{
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int ldb_ret;
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WERROR status;
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const char *domain_filter = NULL;
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const char *result_filter = NULL;
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krb5_error_code ret;
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krb5_principal principal;
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char *realm;
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char *realm_encoded = NULL;
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char *unparsed_name_short;
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const char *unparsed_name_short_encoded = NULL;
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const char *domain_attrs[] = { NULL };
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struct ldb_result *domain_res = NULL;
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/* Prevent recursion */
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if (!name) {
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info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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return WERR_OK;
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}
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ret = krb5_parse_name_flags(smb_krb5_context->krb5_context, name,
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KRB5_PRINCIPAL_PARSE_REQUIRE_REALM, &principal);
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if (ret) {
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info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
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return WERR_OK;
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}
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realm = smb_krb5_principal_get_realm(
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mem_ctx, smb_krb5_context->krb5_context, principal);
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if (realm == NULL) {
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return WERR_NOT_ENOUGH_MEMORY;
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}
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realm_encoded = ldb_binary_encode_string(mem_ctx, realm);
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if (realm_encoded == NULL) {
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return WERR_NOT_ENOUGH_MEMORY;
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}
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ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
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samdb_partitions_dn(sam_ctx, mem_ctx),
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LDB_SCOPE_ONELEVEL,
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domain_attrs,
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"(&(objectClass=crossRef)(|(dnsRoot=%s)(netbiosName=%s))"
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"(systemFlags:"LDB_OID_COMPARATOR_AND":=%u))",
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realm_encoded,
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realm_encoded,
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SYSTEM_FLAG_CR_NTDS_DOMAIN);
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TALLOC_FREE(realm_encoded);
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TALLOC_FREE(realm);
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if (ldb_ret != LDB_SUCCESS) {
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DEBUG(2, ("DsCrackNameUPN domain ref search failed: %s\n", ldb_errstring(sam_ctx)));
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info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return WERR_OK;
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}
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switch (domain_res->count) {
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case 1:
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break;
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case 0:
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return dns_domain_from_principal(mem_ctx, smb_krb5_context,
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name, info1);
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default:
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info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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return WERR_OK;
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}
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/*
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* The important thing here is that a samAccountName may have
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* a space in it, and this must not be kerberos escaped to
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* match this filter, so we specify
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* KRB5_PRINCIPAL_UNPARSE_DISPLAY
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*/
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ret = krb5_unparse_name_flags(smb_krb5_context->krb5_context, principal,
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KRB5_PRINCIPAL_UNPARSE_NO_REALM |
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KRB5_PRINCIPAL_UNPARSE_DISPLAY,
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&unparsed_name_short);
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krb5_free_principal(smb_krb5_context->krb5_context, principal);
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if (ret) {
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free(unparsed_name_short);
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return WERR_NOT_ENOUGH_MEMORY;
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}
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unparsed_name_short_encoded = ldb_binary_encode_string(mem_ctx, unparsed_name_short);
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if (unparsed_name_short_encoded == NULL) {
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free(unparsed_name_short);
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return WERR_NOT_ENOUGH_MEMORY;
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}
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/* This may need to be extended for more userPrincipalName variations */
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result_filter = talloc_asprintf(mem_ctx, "(&(samAccountName=%s)(objectClass=user))",
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unparsed_name_short_encoded);
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domain_filter = talloc_asprintf(mem_ctx, "(distinguishedName=%s)", ldb_dn_get_linearized(domain_res->msgs[0]->dn));
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if (!result_filter || !domain_filter) {
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free(unparsed_name_short);
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return WERR_NOT_ENOUGH_MEMORY;
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}
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status = DsCrackNameOneFilter(sam_ctx, mem_ctx,
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smb_krb5_context,
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format_flags, format_offered, format_desired,
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NULL, unparsed_name_short, domain_filter, result_filter,
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info1, LDB_SCOPE_SUBTREE, NULL);
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free(unparsed_name_short);
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return status;
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}
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/*
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* This function will workout the filtering parameter in order to be able to do
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* the adapted search when the incoming format is format_functional.
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* This boils down to defining the search_dn (passed as pointer to ldb_dn *) and the
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* ldap filter request.
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* Main input parameters are:
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* * name, which is the portion of the functional name after the
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* first '/'.
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* * domain_filter, which is a ldap search filter used to find the NC DN given the
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* function name to crack.
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*/
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static WERROR get_format_functional_filtering_param(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
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char *name, struct drsuapi_DsNameInfo1 *info1,
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struct ldb_dn **psearch_dn, const char *domain_filter, const char **presult_filter)
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{
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struct ldb_result *domain_res = NULL;
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const char * const domain_attrs[] = {"ncName", NULL};
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struct ldb_dn *partitions_basedn = samdb_partitions_dn(sam_ctx, mem_ctx);
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int ldb_ret;
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char *account, *s, *result_filter = NULL;
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struct ldb_dn *search_dn = NULL;
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*psearch_dn = NULL;
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*presult_filter = NULL;
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ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
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partitions_basedn,
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LDB_SCOPE_ONELEVEL,
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domain_attrs,
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"%s", domain_filter);
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if (ldb_ret != LDB_SUCCESS) {
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DEBUG(2, ("DsCrackNameOne domain ref search failed: %s\n", ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_FOOBAR;
|
|
}
|
|
|
|
if (domain_res->count == 1) {
|
|
struct ldb_dn *tmp_dn = samdb_result_dn(sam_ctx, mem_ctx, domain_res->msgs[0], "ncName", NULL);
|
|
const char * const name_attrs[] = {"name", NULL};
|
|
|
|
account = name;
|
|
s = strchr(account, '/');
|
|
talloc_free(domain_res);
|
|
while(s) {
|
|
s[0] = '\0';
|
|
s++;
|
|
|
|
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
|
|
tmp_dn,
|
|
LDB_SCOPE_ONELEVEL,
|
|
name_attrs,
|
|
"name=%s", account);
|
|
|
|
if (ldb_ret != LDB_SUCCESS) {
|
|
DEBUG(2, ("DsCrackNameOne domain ref search failed: %s\n", ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
talloc_free(tmp_dn);
|
|
switch (domain_res->count) {
|
|
case 1:
|
|
break;
|
|
case 0:
|
|
talloc_free(domain_res);
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
default:
|
|
talloc_free(domain_res);
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
|
|
return WERR_OK;
|
|
}
|
|
|
|
tmp_dn = talloc_steal(mem_ctx, domain_res->msgs[0]->dn);
|
|
talloc_free(domain_res);
|
|
search_dn = tmp_dn;
|
|
account = s;
|
|
s = strchr(account, '/');
|
|
}
|
|
account = ldb_binary_encode_string(mem_ctx, account);
|
|
W_ERROR_HAVE_NO_MEMORY(account);
|
|
result_filter = talloc_asprintf(mem_ctx, "(name=%s)",
|
|
account);
|
|
W_ERROR_HAVE_NO_MEMORY(result_filter);
|
|
}
|
|
*psearch_dn = search_dn;
|
|
*presult_filter = result_filter;
|
|
return WERR_OK;
|
|
}
|
|
|
|
/* Crack a single 'name', from format_offered into format_desired, returning the result in info1 */
|
|
|
|
WERROR DsCrackNameOneName(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
|
|
uint32_t format_flags, enum drsuapi_DsNameFormat format_offered,
|
|
enum drsuapi_DsNameFormat format_desired,
|
|
const char *name, struct drsuapi_DsNameInfo1 *info1)
|
|
{
|
|
krb5_error_code ret;
|
|
const char *domain_filter = NULL;
|
|
const char *result_filter = NULL;
|
|
struct ldb_dn *name_dn = NULL;
|
|
struct ldb_dn *search_dn = NULL;
|
|
|
|
struct smb_krb5_context *smb_krb5_context = NULL;
|
|
int scope = LDB_SCOPE_SUBTREE;
|
|
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
info1->dns_domain_name = NULL;
|
|
info1->result_name = NULL;
|
|
|
|
if (!name) {
|
|
return WERR_INVALID_PARAMETER;
|
|
}
|
|
|
|
/* TODO: - fill the correct names in all cases!
|
|
* - handle format_flags
|
|
*/
|
|
if (format_desired == DRSUAPI_DS_NAME_FORMAT_UNKNOWN) {
|
|
return WERR_OK;
|
|
}
|
|
/* here we need to set the domain_filter and/or the result_filter */
|
|
switch (format_offered) {
|
|
case DRSUAPI_DS_NAME_FORMAT_UNKNOWN:
|
|
{
|
|
unsigned int i;
|
|
enum drsuapi_DsNameFormat formats[] = {
|
|
DRSUAPI_DS_NAME_FORMAT_FQDN_1779, DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL,
|
|
DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT, DRSUAPI_DS_NAME_FORMAT_CANONICAL,
|
|
DRSUAPI_DS_NAME_FORMAT_GUID, DRSUAPI_DS_NAME_FORMAT_DISPLAY,
|
|
DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL,
|
|
DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY,
|
|
DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
|
|
};
|
|
WERROR werr;
|
|
for (i=0; i < ARRAY_SIZE(formats); i++) {
|
|
werr = DsCrackNameOneName(sam_ctx, mem_ctx, format_flags, formats[i], format_desired, name, info1);
|
|
if (!W_ERROR_IS_OK(werr)) {
|
|
return werr;
|
|
}
|
|
if (info1->status != DRSUAPI_DS_NAME_STATUS_NOT_FOUND &&
|
|
(formats[i] != DRSUAPI_DS_NAME_FORMAT_CANONICAL ||
|
|
info1->status != DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR))
|
|
{
|
|
return werr;
|
|
}
|
|
}
|
|
return werr;
|
|
}
|
|
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
|
|
{
|
|
char *str, *s, *account;
|
|
const char *str_encoded = NULL;
|
|
scope = LDB_SCOPE_ONELEVEL;
|
|
|
|
if (strlen(name) == 0) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
str = talloc_strdup(mem_ctx, name);
|
|
W_ERROR_HAVE_NO_MEMORY(str);
|
|
|
|
if (format_offered == DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX) {
|
|
/* Look backwards for the \n, and replace it with / */
|
|
s = strrchr(str, '\n');
|
|
if (!s) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
s[0] = '/';
|
|
}
|
|
|
|
s = strchr(str, '/');
|
|
if (!s) {
|
|
/* there must be at least one / */
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
s[0] = '\0';
|
|
s++;
|
|
|
|
str_encoded = ldb_binary_encode_string(mem_ctx, str);
|
|
if (str_encoded == NULL) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
domain_filter = talloc_asprintf(mem_ctx, "(&(objectClass=crossRef)(dnsRoot=%s)(systemFlags:%s:=%u))",
|
|
str_encoded,
|
|
LDB_OID_COMPARATOR_AND,
|
|
SYSTEM_FLAG_CR_NTDS_DOMAIN);
|
|
W_ERROR_HAVE_NO_MEMORY(domain_filter);
|
|
|
|
/* There may not be anything after the domain component (search for the domain itself) */
|
|
account = s;
|
|
if (account && *account) {
|
|
WERROR werr = get_format_functional_filtering_param(sam_ctx,
|
|
mem_ctx,
|
|
account,
|
|
info1,
|
|
&search_dn,
|
|
domain_filter,
|
|
&result_filter);
|
|
if (!W_ERROR_IS_OK(werr)) {
|
|
return werr;
|
|
}
|
|
if (info1->status != DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR)
|
|
return WERR_OK;
|
|
}
|
|
break;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT: {
|
|
char *p;
|
|
char *domain;
|
|
char *domain_encoded = NULL;
|
|
const char *account = NULL;
|
|
|
|
domain = talloc_strdup(mem_ctx, name);
|
|
W_ERROR_HAVE_NO_MEMORY(domain);
|
|
|
|
p = strchr(domain, '\\');
|
|
if (!p) {
|
|
/* invalid input format */
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
}
|
|
p[0] = '\0';
|
|
|
|
if (p[1]) {
|
|
account = &p[1];
|
|
}
|
|
|
|
domain_encoded = ldb_binary_encode_string(mem_ctx, domain);
|
|
if (domain_encoded == NULL) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
domain_filter = talloc_asprintf(mem_ctx,
|
|
"(&(objectClass=crossRef)(netbiosName=%s)(systemFlags:%s:=%u))",
|
|
domain_encoded,
|
|
LDB_OID_COMPARATOR_AND,
|
|
SYSTEM_FLAG_CR_NTDS_DOMAIN);
|
|
W_ERROR_HAVE_NO_MEMORY(domain_filter);
|
|
if (account) {
|
|
const char *account_encoded = NULL;
|
|
|
|
account_encoded = ldb_binary_encode_string(mem_ctx, account);
|
|
if (account_encoded == NULL) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
result_filter = talloc_asprintf(mem_ctx, "(sAMAccountName=%s)",
|
|
account_encoded);
|
|
W_ERROR_HAVE_NO_MEMORY(result_filter);
|
|
}
|
|
|
|
talloc_free(domain);
|
|
break;
|
|
}
|
|
|
|
/* A LDAP DN as a string */
|
|
case DRSUAPI_DS_NAME_FORMAT_FQDN_1779: {
|
|
domain_filter = NULL;
|
|
name_dn = ldb_dn_new(mem_ctx, sam_ctx, name);
|
|
if (! ldb_dn_validate(name_dn)) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
}
|
|
break;
|
|
}
|
|
|
|
/* A GUID as a string */
|
|
case DRSUAPI_DS_NAME_FORMAT_GUID: {
|
|
struct GUID guid;
|
|
char *ldap_guid;
|
|
NTSTATUS nt_status;
|
|
domain_filter = NULL;
|
|
|
|
nt_status = GUID_from_string(name, &guid);
|
|
if (!NT_STATUS_IS_OK(nt_status)) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
}
|
|
|
|
ldap_guid = ldap_encode_ndr_GUID(mem_ctx, &guid);
|
|
if (!ldap_guid) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
result_filter = talloc_asprintf(mem_ctx, "(objectGUID=%s)",
|
|
ldap_guid);
|
|
W_ERROR_HAVE_NO_MEMORY(result_filter);
|
|
break;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_DISPLAY: {
|
|
const char *name_encoded = NULL;
|
|
|
|
domain_filter = NULL;
|
|
|
|
name_encoded = ldb_binary_encode_string(mem_ctx, name);
|
|
if (name_encoded == NULL) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
result_filter = talloc_asprintf(mem_ctx, "(|(displayName=%s)(samAccountName=%s))",
|
|
name_encoded,
|
|
name_encoded);
|
|
W_ERROR_HAVE_NO_MEMORY(result_filter);
|
|
break;
|
|
}
|
|
|
|
/* A S-1234-5678 style string */
|
|
case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY: {
|
|
struct dom_sid *sid = dom_sid_parse_talloc(mem_ctx, name);
|
|
char *ldap_sid;
|
|
|
|
domain_filter = NULL;
|
|
if (!sid) {
|
|
info1->dns_domain_name = NULL;
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
}
|
|
ldap_sid = ldap_encode_ndr_dom_sid(mem_ctx,
|
|
sid);
|
|
if (!ldap_sid) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
result_filter = talloc_asprintf(mem_ctx, "(objectSid=%s)",
|
|
ldap_sid);
|
|
W_ERROR_HAVE_NO_MEMORY(result_filter);
|
|
break;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL: {
|
|
krb5_principal principal;
|
|
char *unparsed_name;
|
|
const char *unparsed_name_encoded = NULL;
|
|
|
|
ret = smb_krb5_init_context(mem_ctx,
|
|
(struct loadparm_context *)ldb_get_opaque(sam_ctx, "loadparm"),
|
|
&smb_krb5_context);
|
|
|
|
if (ret) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
/* Ensure we reject complete junk first */
|
|
ret = krb5_parse_name(smb_krb5_context->krb5_context, name, &principal);
|
|
if (ret) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
}
|
|
|
|
domain_filter = NULL;
|
|
|
|
/*
|
|
* By getting the unparsed name here, we ensure the
|
|
* escaping is removed correctly (and trust the client
|
|
* less). The important thing here is that a
|
|
* userPrincipalName may have a space in it, and this
|
|
* must not be kerberos escaped to match this filter,
|
|
* so we specify KRB5_PRINCIPAL_UNPARSE_DISPLAY
|
|
*/
|
|
ret = krb5_unparse_name_flags(smb_krb5_context->krb5_context,
|
|
principal,
|
|
KRB5_PRINCIPAL_UNPARSE_DISPLAY,
|
|
&unparsed_name);
|
|
if (ret) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
|
|
/* The ldb_binary_encode_string() here avoids LDAP filter injection attacks */
|
|
unparsed_name_encoded = ldb_binary_encode_string(mem_ctx, unparsed_name);
|
|
if (unparsed_name_encoded == NULL) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
result_filter = talloc_asprintf(mem_ctx, "(&(userPrincipalName=%s)(objectClass=user))",
|
|
unparsed_name_encoded);
|
|
|
|
free(unparsed_name);
|
|
W_ERROR_HAVE_NO_MEMORY(result_filter);
|
|
break;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL: {
|
|
krb5_principal principal;
|
|
char *unparsed_name_short;
|
|
const char *unparsed_name_short_encoded = NULL;
|
|
bool principal_is_host = false;
|
|
|
|
ret = smb_krb5_init_context(mem_ctx,
|
|
(struct loadparm_context *)ldb_get_opaque(sam_ctx, "loadparm"),
|
|
&smb_krb5_context);
|
|
|
|
if (ret) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
ret = krb5_parse_name(smb_krb5_context->krb5_context, name, &principal);
|
|
if (ret == 0 &&
|
|
krb5_princ_size(smb_krb5_context->krb5_context,
|
|
principal) < 2) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
return WERR_OK;
|
|
} else if (ret == 0) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
}
|
|
ret = krb5_parse_name_flags(smb_krb5_context->krb5_context, name,
|
|
KRB5_PRINCIPAL_PARSE_NO_REALM, &principal);
|
|
if (ret) {
|
|
return dns_domain_from_principal(mem_ctx, smb_krb5_context,
|
|
name, info1);
|
|
}
|
|
|
|
domain_filter = NULL;
|
|
|
|
ret = krb5_unparse_name_flags(smb_krb5_context->krb5_context, principal,
|
|
KRB5_PRINCIPAL_UNPARSE_NO_REALM, &unparsed_name_short);
|
|
if (ret) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
unparsed_name_short_encoded = ldb_binary_encode_string(mem_ctx, unparsed_name_short);
|
|
if (unparsed_name_short_encoded == NULL) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
free(unparsed_name_short);
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
if ((krb5_princ_size(smb_krb5_context->krb5_context, principal) == 2)) {
|
|
krb5_data component;
|
|
|
|
ret = smb_krb5_princ_component(smb_krb5_context->krb5_context,
|
|
principal, 0, &component);
|
|
if (ret) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
free(unparsed_name_short);
|
|
return WERR_INTERNAL_ERROR;
|
|
}
|
|
|
|
principal_is_host = strcasecmp(component.data, "host") == 0;
|
|
}
|
|
|
|
if (principal_is_host) {
|
|
/* the 'cn' attribute is just the leading part of the name */
|
|
krb5_data component;
|
|
char *computer_name;
|
|
const char *computer_name_encoded = NULL;
|
|
ret = smb_krb5_princ_component(
|
|
smb_krb5_context->krb5_context,
|
|
principal, 1, &component);
|
|
if (ret) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
free(unparsed_name_short);
|
|
return WERR_INTERNAL_ERROR;
|
|
}
|
|
computer_name = talloc_strndup(mem_ctx, (char *)component.data,
|
|
strcspn((char *)component.data, "."));
|
|
if (computer_name == NULL) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
free(unparsed_name_short);
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
computer_name_encoded = ldb_binary_encode_string(mem_ctx, computer_name);
|
|
if (computer_name_encoded == NULL) {
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
free(unparsed_name_short);
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
result_filter = talloc_asprintf(mem_ctx, "(|(&(servicePrincipalName=%s)(objectClass=user))(&(cn=%s)(objectClass=computer)))",
|
|
unparsed_name_short_encoded,
|
|
computer_name_encoded);
|
|
} else {
|
|
result_filter = talloc_asprintf(mem_ctx, "(&(servicePrincipalName=%s)(objectClass=user))",
|
|
unparsed_name_short_encoded);
|
|
}
|
|
krb5_free_principal(smb_krb5_context->krb5_context, principal);
|
|
free(unparsed_name_short);
|
|
W_ERROR_HAVE_NO_MEMORY(result_filter);
|
|
|
|
break;
|
|
}
|
|
default: {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
}
|
|
}
|
|
|
|
if (format_flags & DRSUAPI_DS_NAME_FLAG_SYNTACTICAL_ONLY) {
|
|
return DsCrackNameOneSyntactical(mem_ctx, format_offered, format_desired,
|
|
name_dn, name, info1);
|
|
}
|
|
|
|
return DsCrackNameOneFilter(sam_ctx, mem_ctx,
|
|
smb_krb5_context,
|
|
format_flags, format_offered, format_desired,
|
|
name_dn, name,
|
|
domain_filter, result_filter,
|
|
info1, scope, search_dn);
|
|
}
|
|
|
|
/* Subcase of CrackNames. It is possible to translate a LDAP-style DN
|
|
* (FQDN_1779) into a canonical name without actually searching the
|
|
* database */
|
|
|
|
static WERROR DsCrackNameOneSyntactical(TALLOC_CTX *mem_ctx,
|
|
enum drsuapi_DsNameFormat format_offered,
|
|
enum drsuapi_DsNameFormat format_desired,
|
|
struct ldb_dn *name_dn, const char *name,
|
|
struct drsuapi_DsNameInfo1 *info1)
|
|
{
|
|
char *cracked;
|
|
if (format_offered != DRSUAPI_DS_NAME_FORMAT_FQDN_1779) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING;
|
|
return WERR_OK;
|
|
}
|
|
|
|
switch (format_desired) {
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
|
|
cracked = ldb_dn_canonical_string(mem_ctx, name_dn);
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
|
|
cracked = ldb_dn_canonical_ex_string(mem_ctx, name_dn);
|
|
break;
|
|
default:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING;
|
|
return WERR_OK;
|
|
}
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
info1->result_name = cracked;
|
|
if (!cracked) {
|
|
return WERR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
|
|
return WERR_OK;
|
|
}
|
|
|
|
/* Given a filter for the domain, and one for the result, perform the
|
|
* ldb search. The format offered and desired flags change the
|
|
* behaviours, including what attributes to return.
|
|
*
|
|
* The smb_krb5_context is required because we use the krb5 libs for principal parsing
|
|
*/
|
|
|
|
static WERROR DsCrackNameOneFilter(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
|
|
struct smb_krb5_context *smb_krb5_context,
|
|
uint32_t format_flags, enum drsuapi_DsNameFormat format_offered,
|
|
enum drsuapi_DsNameFormat format_desired,
|
|
struct ldb_dn *name_dn, const char *name,
|
|
const char *domain_filter, const char *result_filter,
|
|
struct drsuapi_DsNameInfo1 *info1,
|
|
int scope, struct ldb_dn *search_dn)
|
|
{
|
|
int ldb_ret;
|
|
struct ldb_result *domain_res = NULL;
|
|
const char * const *domain_attrs;
|
|
const char * const *result_attrs;
|
|
struct ldb_message **result_res = NULL;
|
|
struct ldb_message *result = NULL;
|
|
int i;
|
|
char *p;
|
|
struct ldb_dn *partitions_basedn = samdb_partitions_dn(sam_ctx, mem_ctx);
|
|
|
|
const char * const _domain_attrs_1779[] = { "ncName", "dnsRoot", NULL};
|
|
const char * const _result_attrs_null[] = { NULL };
|
|
|
|
const char * const _domain_attrs_canonical[] = { "ncName", "dnsRoot", NULL};
|
|
const char * const _result_attrs_canonical[] = { "canonicalName", NULL };
|
|
|
|
const char * const _domain_attrs_nt4[] = { "ncName", "dnsRoot", "nETBIOSName", NULL};
|
|
const char * const _result_attrs_nt4[] = { "sAMAccountName", "objectSid", "objectClass", NULL};
|
|
|
|
const char * const _domain_attrs_guid[] = { "ncName", "dnsRoot", NULL};
|
|
const char * const _result_attrs_guid[] = { "objectGUID", NULL};
|
|
|
|
const char * const _domain_attrs_upn[] = { "ncName", "dnsRoot", NULL};
|
|
const char * const _result_attrs_upn[] = { "userPrincipalName", NULL};
|
|
|
|
const char * const _domain_attrs_spn[] = { "ncName", "dnsRoot", NULL};
|
|
const char * const _result_attrs_spn[] = { "servicePrincipalName", NULL};
|
|
|
|
const char * const _domain_attrs_display[] = { "ncName", "dnsRoot", NULL};
|
|
const char * const _result_attrs_display[] = { "displayName", "samAccountName", NULL};
|
|
|
|
const char * const _domain_attrs_sid[] = { "ncName", "dnsRoot", NULL};
|
|
const char * const _result_attrs_sid[] = { "objectSid", NULL};
|
|
|
|
const char * const _domain_attrs_none[] = { "ncName", "dnsRoot" , NULL};
|
|
const char * const _result_attrs_none[] = { NULL};
|
|
|
|
/* here we need to set the attrs lists for domain and result lookups */
|
|
switch (format_desired) {
|
|
case DRSUAPI_DS_NAME_FORMAT_FQDN_1779:
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
|
|
domain_attrs = _domain_attrs_1779;
|
|
result_attrs = _result_attrs_null;
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
|
|
domain_attrs = _domain_attrs_canonical;
|
|
result_attrs = _result_attrs_canonical;
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT:
|
|
domain_attrs = _domain_attrs_nt4;
|
|
result_attrs = _result_attrs_nt4;
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_GUID:
|
|
domain_attrs = _domain_attrs_guid;
|
|
result_attrs = _result_attrs_guid;
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_DISPLAY:
|
|
domain_attrs = _domain_attrs_display;
|
|
result_attrs = _result_attrs_display;
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL:
|
|
domain_attrs = _domain_attrs_upn;
|
|
result_attrs = _result_attrs_upn;
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL:
|
|
domain_attrs = _domain_attrs_spn;
|
|
result_attrs = _result_attrs_spn;
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY:
|
|
domain_attrs = _domain_attrs_sid;
|
|
result_attrs = _result_attrs_sid;
|
|
break;
|
|
default:
|
|
domain_attrs = _domain_attrs_none;
|
|
result_attrs = _result_attrs_none;
|
|
break;
|
|
}
|
|
|
|
if (domain_filter) {
|
|
/* if we have a domain_filter look it up and set the result_basedn and the dns_domain_name */
|
|
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
|
|
partitions_basedn,
|
|
LDB_SCOPE_ONELEVEL,
|
|
domain_attrs,
|
|
"%s", domain_filter);
|
|
|
|
if (ldb_ret != LDB_SUCCESS) {
|
|
DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
switch (domain_res->count) {
|
|
case 1:
|
|
break;
|
|
case 0:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
default:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
|
|
return WERR_OK;
|
|
}
|
|
|
|
info1->dns_domain_name = ldb_msg_find_attr_as_string(domain_res->msgs[0], "dnsRoot", NULL);
|
|
W_ERROR_HAVE_NO_MEMORY(info1->dns_domain_name);
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
|
|
} else {
|
|
info1->dns_domain_name = NULL;
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
}
|
|
|
|
if (result_filter) {
|
|
int ret;
|
|
struct ldb_result *res;
|
|
uint32_t dsdb_flags = 0;
|
|
struct ldb_dn *real_search_dn = NULL;
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
|
|
/*
|
|
* From 4.1.4.2.11 of MS-DRSR
|
|
* if DS_NAME_FLAG_GCVERIFY in flags then
|
|
* rt := select all O from all
|
|
* where attrValue in GetAttrVals(O, att, false)
|
|
* else
|
|
* rt := select all O from subtree DefaultNC()
|
|
* where attrValue in GetAttrVals(O, att, false)
|
|
* endif
|
|
* return rt
|
|
*/
|
|
if (format_flags & DRSUAPI_DS_NAME_FLAG_GCVERIFY ||
|
|
format_offered == DRSUAPI_DS_NAME_FORMAT_GUID)
|
|
{
|
|
dsdb_flags = DSDB_SEARCH_SEARCH_ALL_PARTITIONS;
|
|
} else if (domain_res) {
|
|
if (!search_dn) {
|
|
struct ldb_dn *tmp_dn = samdb_result_dn(sam_ctx, mem_ctx, domain_res->msgs[0], "ncName", NULL);
|
|
real_search_dn = tmp_dn;
|
|
} else {
|
|
real_search_dn = search_dn;
|
|
}
|
|
} else {
|
|
real_search_dn = ldb_get_default_basedn(sam_ctx);
|
|
}
|
|
if (format_offered == DRSUAPI_DS_NAME_FORMAT_GUID){
|
|
dsdb_flags |= DSDB_SEARCH_SHOW_RECYCLED;
|
|
}
|
|
/* search with the 'phantom root' flag */
|
|
ret = dsdb_search(sam_ctx, mem_ctx, &res,
|
|
real_search_dn,
|
|
scope,
|
|
result_attrs,
|
|
dsdb_flags,
|
|
"%s", result_filter);
|
|
if (ret != LDB_SUCCESS) {
|
|
DEBUG(2, ("DsCrackNameOneFilter search from '%s' with flags 0x%08x failed: %s\n",
|
|
ldb_dn_get_linearized(real_search_dn),
|
|
dsdb_flags,
|
|
ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
ldb_ret = res->count;
|
|
result_res = res->msgs;
|
|
} else if (format_offered == DRSUAPI_DS_NAME_FORMAT_FQDN_1779) {
|
|
ldb_ret = gendb_search_dn(sam_ctx, mem_ctx, name_dn, &result_res,
|
|
result_attrs);
|
|
} else if (domain_res) {
|
|
name_dn = samdb_result_dn(sam_ctx, mem_ctx, domain_res->msgs[0], "ncName", NULL);
|
|
ldb_ret = gendb_search_dn(sam_ctx, mem_ctx, name_dn, &result_res,
|
|
result_attrs);
|
|
} else {
|
|
/* Can't happen */
|
|
DEBUG(0, ("LOGIC ERROR: DsCrackNameOneFilter domain ref search not available: This can't happen...\n"));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
switch (ldb_ret) {
|
|
case 1:
|
|
result = result_res[0];
|
|
break;
|
|
case 0:
|
|
switch (format_offered) {
|
|
case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL:
|
|
return DsCrackNameSPNAlias(sam_ctx, mem_ctx,
|
|
smb_krb5_context,
|
|
format_flags, format_offered, format_desired,
|
|
name, info1);
|
|
|
|
case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL:
|
|
return DsCrackNameUPN(sam_ctx, mem_ctx, smb_krb5_context,
|
|
format_flags, format_offered, format_desired,
|
|
name, info1);
|
|
default:
|
|
break;
|
|
}
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
case -1:
|
|
DEBUG(2, ("DsCrackNameOneFilter result search failed: %s\n", ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
default:
|
|
switch (format_offered) {
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
|
|
{
|
|
const char *canonical_name = NULL; /* Not required, but we get warnings... */
|
|
/* We may need to manually filter further */
|
|
for (i = 0; i < ldb_ret; i++) {
|
|
switch (format_offered) {
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
|
|
canonical_name = ldb_dn_canonical_string(mem_ctx, result_res[i]->dn);
|
|
break;
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
|
|
canonical_name = ldb_dn_canonical_ex_string(mem_ctx, result_res[i]->dn);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
if (strcasecmp_m(canonical_name, name) == 0) {
|
|
result = result_res[i];
|
|
break;
|
|
}
|
|
}
|
|
if (!result) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
}
|
|
}
|
|
FALL_THROUGH;
|
|
default:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
|
|
return WERR_OK;
|
|
}
|
|
}
|
|
|
|
info1->dns_domain_name = ldb_dn_canonical_string(mem_ctx, result->dn);
|
|
W_ERROR_HAVE_NO_MEMORY(info1->dns_domain_name);
|
|
p = strchr(info1->dns_domain_name, '/');
|
|
if (p) {
|
|
p[0] = '\0';
|
|
}
|
|
|
|
/* here we can use result and domain_res[0] */
|
|
switch (format_desired) {
|
|
case DRSUAPI_DS_NAME_FORMAT_FQDN_1779: {
|
|
info1->result_name = ldb_dn_alloc_linearized(mem_ctx, result->dn);
|
|
W_ERROR_HAVE_NO_MEMORY(info1->result_name);
|
|
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL: {
|
|
info1->result_name = ldb_msg_find_attr_as_string(result, "canonicalName", NULL);
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX: {
|
|
/* Not in the virtual ldb attribute */
|
|
return DsCrackNameOneSyntactical(mem_ctx,
|
|
DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
|
|
DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX,
|
|
result->dn, name, info1);
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT: {
|
|
|
|
const struct dom_sid *sid = samdb_result_dom_sid(mem_ctx, result, "objectSid");
|
|
const char *_acc = "", *_dom = "";
|
|
if (sid == NULL) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
|
|
return WERR_OK;
|
|
}
|
|
|
|
if (samdb_find_attribute(sam_ctx, result, "objectClass",
|
|
"domain")) {
|
|
/* This can also find a DomainDNSZones entry,
|
|
* but it won't have the SID we just
|
|
* checked. */
|
|
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
|
|
partitions_basedn,
|
|
LDB_SCOPE_ONELEVEL,
|
|
domain_attrs,
|
|
"(ncName=%s)", ldb_dn_get_linearized(result->dn));
|
|
|
|
if (ldb_ret != LDB_SUCCESS) {
|
|
DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
switch (domain_res->count) {
|
|
case 1:
|
|
break;
|
|
case 0:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
default:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
|
|
return WERR_OK;
|
|
}
|
|
_dom = ldb_msg_find_attr_as_string(domain_res->msgs[0], "nETBIOSName", NULL);
|
|
W_ERROR_HAVE_NO_MEMORY(_dom);
|
|
} else {
|
|
_acc = ldb_msg_find_attr_as_string(result, "sAMAccountName", NULL);
|
|
if (!_acc) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
|
|
return WERR_OK;
|
|
}
|
|
if (dom_sid_in_domain(&global_sid_Builtin, sid)) {
|
|
_dom = "BUILTIN";
|
|
} else {
|
|
const char *attrs[] = { NULL };
|
|
struct ldb_result *domain_res2;
|
|
struct dom_sid *dom_sid = dom_sid_dup(mem_ctx, sid);
|
|
if (!dom_sid) {
|
|
return WERR_OK;
|
|
}
|
|
dom_sid->num_auths--;
|
|
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
|
|
NULL,
|
|
LDB_SCOPE_BASE,
|
|
attrs,
|
|
"(&(objectSid=%s)(objectClass=domain))",
|
|
ldap_encode_ndr_dom_sid(mem_ctx, dom_sid));
|
|
|
|
if (ldb_ret != LDB_SUCCESS) {
|
|
DEBUG(2, ("DsCrackNameOneFilter domain search failed: %s\n", ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
switch (domain_res->count) {
|
|
case 1:
|
|
break;
|
|
case 0:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
default:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
|
|
return WERR_OK;
|
|
}
|
|
|
|
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res2,
|
|
partitions_basedn,
|
|
LDB_SCOPE_ONELEVEL,
|
|
domain_attrs,
|
|
"(ncName=%s)", ldb_dn_get_linearized(domain_res->msgs[0]->dn));
|
|
|
|
if (ldb_ret != LDB_SUCCESS) {
|
|
DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx)));
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
|
|
switch (domain_res2->count) {
|
|
case 1:
|
|
break;
|
|
case 0:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
default:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
|
|
return WERR_OK;
|
|
}
|
|
_dom = ldb_msg_find_attr_as_string(domain_res2->msgs[0], "nETBIOSName", NULL);
|
|
W_ERROR_HAVE_NO_MEMORY(_dom);
|
|
}
|
|
}
|
|
|
|
info1->result_name = talloc_asprintf(mem_ctx, "%s\\%s", _dom, _acc);
|
|
W_ERROR_HAVE_NO_MEMORY(info1->result_name);
|
|
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_GUID: {
|
|
struct GUID guid;
|
|
|
|
guid = samdb_result_guid(result, "objectGUID");
|
|
|
|
info1->result_name = GUID_string2(mem_ctx, &guid);
|
|
W_ERROR_HAVE_NO_MEMORY(info1->result_name);
|
|
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_DISPLAY: {
|
|
info1->result_name = ldb_msg_find_attr_as_string(result, "displayName", NULL);
|
|
if (!info1->result_name) {
|
|
info1->result_name = ldb_msg_find_attr_as_string(result, "sAMAccountName", NULL);
|
|
}
|
|
if (!info1->result_name) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
} else {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
}
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL: {
|
|
struct ldb_message_element *el
|
|
= ldb_msg_find_element(result,
|
|
"servicePrincipalName");
|
|
if (el == NULL) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
return WERR_OK;
|
|
} else if (el->num_values > 1) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
|
|
return WERR_OK;
|
|
}
|
|
|
|
info1->result_name = ldb_msg_find_attr_as_string(result, "servicePrincipalName", NULL);
|
|
if (!info1->result_name) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
|
|
} else {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
}
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_DNS_DOMAIN: {
|
|
info1->dns_domain_name = NULL;
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY: {
|
|
const struct dom_sid *sid = samdb_result_dom_sid(mem_ctx, result, "objectSid");
|
|
|
|
if (sid == NULL) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
|
|
return WERR_OK;
|
|
}
|
|
|
|
info1->result_name = dom_sid_string(mem_ctx, sid);
|
|
W_ERROR_HAVE_NO_MEMORY(info1->result_name);
|
|
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
return WERR_OK;
|
|
}
|
|
case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL: {
|
|
info1->result_name = ldb_msg_find_attr_as_string(result, "userPrincipalName", NULL);
|
|
if (!info1->result_name) {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
|
|
} else {
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
}
|
|
return WERR_OK;
|
|
}
|
|
default:
|
|
info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
|
|
return WERR_OK;
|
|
}
|
|
}
|
|
|
|
/* Given a user Principal Name (such as foo@bar.com),
|
|
* return the user and domain DNs. This is used in the KDC to then
|
|
* return the Keys and evaluate policy */
|
|
|
|
NTSTATUS crack_user_principal_name(struct ldb_context *sam_ctx,
|
|
TALLOC_CTX *mem_ctx,
|
|
const char *user_principal_name,
|
|
struct ldb_dn **user_dn,
|
|
struct ldb_dn **domain_dn)
|
|
{
|
|
WERROR werr;
|
|
struct drsuapi_DsNameInfo1 info1;
|
|
werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
|
|
DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL,
|
|
DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
|
|
user_principal_name,
|
|
&info1);
|
|
if (!W_ERROR_IS_OK(werr)) {
|
|
return werror_to_ntstatus(werr);
|
|
}
|
|
switch (info1.status) {
|
|
case DRSUAPI_DS_NAME_STATUS_OK:
|
|
break;
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
|
|
case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
|
|
return NT_STATUS_NO_SUCH_USER;
|
|
case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
|
|
default:
|
|
return NT_STATUS_UNSUCCESSFUL;
|
|
}
|
|
|
|
*user_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
|
|
|
|
if (domain_dn) {
|
|
werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
|
|
DRSUAPI_DS_NAME_FORMAT_CANONICAL,
|
|
DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
|
|
talloc_asprintf(mem_ctx, "%s/",
|
|
info1.dns_domain_name),
|
|
&info1);
|
|
if (!W_ERROR_IS_OK(werr)) {
|
|
return werror_to_ntstatus(werr);
|
|
}
|
|
switch (info1.status) {
|
|
case DRSUAPI_DS_NAME_STATUS_OK:
|
|
break;
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
|
|
case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
|
|
return NT_STATUS_NO_SUCH_USER;
|
|
case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
|
|
default:
|
|
return NT_STATUS_UNSUCCESSFUL;
|
|
}
|
|
|
|
*domain_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
|
|
}
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
/* Given a Service Principal Name (such as host/foo.bar.com@BAR.COM),
|
|
* return the user and domain DNs. This is used in the KDC to then
|
|
* return the Keys and evaluate policy */
|
|
|
|
NTSTATUS crack_service_principal_name(struct ldb_context *sam_ctx,
|
|
TALLOC_CTX *mem_ctx,
|
|
const char *service_principal_name,
|
|
struct ldb_dn **user_dn,
|
|
struct ldb_dn **domain_dn)
|
|
{
|
|
WERROR werr;
|
|
struct drsuapi_DsNameInfo1 info1;
|
|
werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
|
|
DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL,
|
|
DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
|
|
service_principal_name,
|
|
&info1);
|
|
if (!W_ERROR_IS_OK(werr)) {
|
|
return werror_to_ntstatus(werr);
|
|
}
|
|
switch (info1.status) {
|
|
case DRSUAPI_DS_NAME_STATUS_OK:
|
|
break;
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
|
|
case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
|
|
return NT_STATUS_NO_SUCH_USER;
|
|
case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
|
|
default:
|
|
return NT_STATUS_UNSUCCESSFUL;
|
|
}
|
|
|
|
*user_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
|
|
|
|
if (domain_dn) {
|
|
werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
|
|
DRSUAPI_DS_NAME_FORMAT_CANONICAL,
|
|
DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
|
|
talloc_asprintf(mem_ctx, "%s/",
|
|
info1.dns_domain_name),
|
|
&info1);
|
|
if (!W_ERROR_IS_OK(werr)) {
|
|
return werror_to_ntstatus(werr);
|
|
}
|
|
switch (info1.status) {
|
|
case DRSUAPI_DS_NAME_STATUS_OK:
|
|
break;
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
|
|
case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
|
|
return NT_STATUS_NO_SUCH_USER;
|
|
case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
|
|
default:
|
|
return NT_STATUS_UNSUCCESSFUL;
|
|
}
|
|
|
|
*domain_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
|
|
}
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
NTSTATUS crack_name_to_nt4_name(TALLOC_CTX *mem_ctx,
|
|
struct ldb_context *ldb,
|
|
enum drsuapi_DsNameFormat format_offered,
|
|
const char *name,
|
|
const char **nt4_domain, const char **nt4_account)
|
|
{
|
|
WERROR werr;
|
|
struct drsuapi_DsNameInfo1 info1;
|
|
char *p;
|
|
|
|
/* Handle anonymous bind */
|
|
if (!name || !*name) {
|
|
*nt4_domain = "";
|
|
*nt4_account = "";
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
werr = DsCrackNameOneName(ldb, mem_ctx, 0,
|
|
format_offered,
|
|
DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT,
|
|
name,
|
|
&info1);
|
|
if (!W_ERROR_IS_OK(werr)) {
|
|
return werror_to_ntstatus(werr);
|
|
}
|
|
switch (info1.status) {
|
|
case DRSUAPI_DS_NAME_STATUS_OK:
|
|
break;
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
|
|
case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
|
|
case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
|
|
return NT_STATUS_NO_SUCH_USER;
|
|
case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
|
|
default:
|
|
return NT_STATUS_UNSUCCESSFUL;
|
|
}
|
|
|
|
*nt4_domain = talloc_strdup(mem_ctx, info1.result_name);
|
|
if (*nt4_domain == NULL) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
p = strchr(*nt4_domain, '\\');
|
|
if (!p) {
|
|
return NT_STATUS_INVALID_PARAMETER;
|
|
}
|
|
p[0] = '\0';
|
|
|
|
*nt4_account = talloc_strdup(mem_ctx, &p[1]);
|
|
if (*nt4_account == NULL) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
NTSTATUS crack_auto_name_to_nt4_name(TALLOC_CTX *mem_ctx,
|
|
struct ldb_context *ldb,
|
|
const char *name,
|
|
const char **nt4_domain,
|
|
const char **nt4_account)
|
|
{
|
|
enum drsuapi_DsNameFormat format_offered = DRSUAPI_DS_NAME_FORMAT_UNKNOWN;
|
|
|
|
/* Handle anonymous bind */
|
|
if (!name || !*name) {
|
|
*nt4_domain = "";
|
|
*nt4_account = "";
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
/*
|
|
* Here we only consider a subset of the possible name forms listed in
|
|
* [MS-ADTS] 5.1.1.1.1, and we don't retry with a different name form if
|
|
* the first attempt fails.
|
|
*/
|
|
|
|
if (strchr_m(name, '=')) {
|
|
format_offered = DRSUAPI_DS_NAME_FORMAT_FQDN_1779;
|
|
} else if (strchr_m(name, '@')) {
|
|
format_offered = DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL;
|
|
} else if (strchr_m(name, '\\')) {
|
|
format_offered = DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT;
|
|
} else if (strchr_m(name, '\n')) {
|
|
format_offered = DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX;
|
|
} else if (strchr_m(name, '/')) {
|
|
format_offered = DRSUAPI_DS_NAME_FORMAT_CANONICAL;
|
|
} else if ((name[0] == 'S' || name[0] == 's') && name[1] == '-') {
|
|
format_offered = DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY;
|
|
} else {
|
|
return NT_STATUS_NO_SUCH_USER;
|
|
}
|
|
|
|
return crack_name_to_nt4_name(mem_ctx, ldb, format_offered, name, nt4_domain, nt4_account);
|
|
}
|
|
|
|
|
|
WERROR dcesrv_drsuapi_ListRoles(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
|
|
const struct drsuapi_DsNameRequest1 *req1,
|
|
struct drsuapi_DsNameCtr1 **ctr1)
|
|
{
|
|
struct drsuapi_DsNameInfo1 *names;
|
|
uint32_t i;
|
|
uint32_t count = 5;/*number of fsmo role owners we are going to return*/
|
|
|
|
*ctr1 = talloc(mem_ctx, struct drsuapi_DsNameCtr1);
|
|
W_ERROR_HAVE_NO_MEMORY(*ctr1);
|
|
names = talloc_array(mem_ctx, struct drsuapi_DsNameInfo1, count);
|
|
W_ERROR_HAVE_NO_MEMORY(names);
|
|
|
|
for (i = 0; i < count; i++) {
|
|
WERROR werr;
|
|
struct ldb_dn *role_owner_dn, *fsmo_role_dn, *server_dn;
|
|
werr = dsdb_get_fsmo_role_info(mem_ctx, sam_ctx, i,
|
|
&fsmo_role_dn, &role_owner_dn);
|
|
if(!W_ERROR_IS_OK(werr)) {
|
|
return werr;
|
|
}
|
|
server_dn = ldb_dn_copy(mem_ctx, role_owner_dn);
|
|
ldb_dn_remove_child_components(server_dn, 1);
|
|
names[i].status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
names[i].dns_domain_name = samdb_dn_to_dnshostname(sam_ctx, mem_ctx,
|
|
server_dn);
|
|
if(!names[i].dns_domain_name) {
|
|
DEBUG(4, ("list_roles: Failed to find dNSHostName for server %s\n",
|
|
ldb_dn_get_linearized(server_dn)));
|
|
}
|
|
names[i].result_name = talloc_strdup(mem_ctx, ldb_dn_get_linearized(role_owner_dn));
|
|
}
|
|
|
|
(*ctr1)->count = count;
|
|
(*ctr1)->array = names;
|
|
|
|
return WERR_OK;
|
|
}
|
|
|
|
WERROR dcesrv_drsuapi_CrackNamesByNameFormat(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
|
|
const struct drsuapi_DsNameRequest1 *req1,
|
|
struct drsuapi_DsNameCtr1 **ctr1)
|
|
{
|
|
struct drsuapi_DsNameInfo1 *names;
|
|
uint32_t i, count;
|
|
WERROR status;
|
|
|
|
*ctr1 = talloc_zero(mem_ctx, struct drsuapi_DsNameCtr1);
|
|
W_ERROR_HAVE_NO_MEMORY(*ctr1);
|
|
|
|
count = req1->count;
|
|
names = talloc_array(mem_ctx, struct drsuapi_DsNameInfo1, count);
|
|
W_ERROR_HAVE_NO_MEMORY(names);
|
|
|
|
for (i=0; i < count; i++) {
|
|
status = DsCrackNameOneName(sam_ctx, mem_ctx,
|
|
req1->format_flags,
|
|
req1->format_offered,
|
|
req1->format_desired,
|
|
req1->names[i].str,
|
|
&names[i]);
|
|
if (!W_ERROR_IS_OK(status)) {
|
|
return status;
|
|
}
|
|
}
|
|
|
|
(*ctr1)->count = count;
|
|
(*ctr1)->array = names;
|
|
|
|
return WERR_OK;
|
|
}
|
|
|
|
WERROR dcesrv_drsuapi_ListInfoServer(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
|
|
const struct drsuapi_DsNameRequest1 *req1,
|
|
struct drsuapi_DsNameCtr1 **_ctr1)
|
|
{
|
|
struct drsuapi_DsNameInfo1 *names;
|
|
struct ldb_result *res;
|
|
struct ldb_dn *server_dn, *dn;
|
|
struct drsuapi_DsNameCtr1 *ctr1;
|
|
int ret, i;
|
|
const char *str;
|
|
const char *attrs[] = {
|
|
"dNSHostName",
|
|
"serverReference",
|
|
NULL
|
|
};
|
|
|
|
*_ctr1 = NULL;
|
|
|
|
ctr1 = talloc_zero(mem_ctx, struct drsuapi_DsNameCtr1);
|
|
W_ERROR_HAVE_NO_MEMORY(ctr1);
|
|
|
|
/*
|
|
* No magic value here, we have to return 3 entries according to the
|
|
* MS-DRSR.pdf
|
|
*/
|
|
ctr1->count = 3;
|
|
names = talloc_zero_array(ctr1, struct drsuapi_DsNameInfo1,
|
|
ctr1->count);
|
|
W_ERROR_HAVE_NO_MEMORY(names);
|
|
ctr1->array = names;
|
|
|
|
for (i=0; i < ctr1->count; i++) {
|
|
names[i].status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
|
|
}
|
|
*_ctr1 = ctr1;
|
|
|
|
if (req1->count != 1) {
|
|
DEBUG(1, ("Expected a count of 1 for the ListInfoServer crackname \n"));
|
|
return WERR_OK;
|
|
}
|
|
|
|
if (req1->names[0].str == NULL) {
|
|
return WERR_OK;
|
|
}
|
|
|
|
server_dn = ldb_dn_new(mem_ctx, sam_ctx, req1->names[0].str);
|
|
W_ERROR_HAVE_NO_MEMORY(server_dn);
|
|
|
|
ret = ldb_search(sam_ctx, mem_ctx, &res, server_dn, LDB_SCOPE_ONELEVEL,
|
|
NULL, "(objectClass=nTDSDSA)");
|
|
|
|
if (ret != LDB_SUCCESS) {
|
|
DEBUG(1, ("Search for objectClass=nTDSDSA "
|
|
"returned less than 1 objects\n"));
|
|
return WERR_OK;
|
|
}
|
|
|
|
if (res->count != 1) {
|
|
DEBUG(1, ("Search for objectClass=nTDSDSA "
|
|
"returned less than 1 objects\n"));
|
|
return WERR_OK;
|
|
}
|
|
|
|
if (res->msgs[0]->dn) {
|
|
names[0].result_name = ldb_dn_alloc_linearized(names, res->msgs[0]->dn);
|
|
W_ERROR_HAVE_NO_MEMORY(names[0].result_name);
|
|
names[0].status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
}
|
|
|
|
talloc_free(res);
|
|
|
|
ret = ldb_search(sam_ctx, mem_ctx, &res, server_dn, LDB_SCOPE_BASE,
|
|
attrs, "(objectClass=*)");
|
|
if (ret != LDB_SUCCESS) {
|
|
DEBUG(1, ("Search for objectClass=* on dn %s"
|
|
"returned %s\n", req1->names[0].str,
|
|
ldb_strerror(ret)));
|
|
return WERR_OK;
|
|
}
|
|
|
|
if (res->count != 1) {
|
|
DEBUG(1, ("Search for objectClass=* on dn %s"
|
|
"returned less than 1 objects\n", req1->names[0].str));
|
|
return WERR_OK;
|
|
}
|
|
|
|
str = ldb_msg_find_attr_as_string(res->msgs[0], "dNSHostName", NULL);
|
|
if (str != NULL) {
|
|
names[1].result_name = talloc_strdup(names, str);
|
|
W_ERROR_HAVE_NO_MEMORY(names[1].result_name);
|
|
names[1].status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
}
|
|
|
|
dn = ldb_msg_find_attr_as_dn(sam_ctx, mem_ctx, res->msgs[0], "serverReference");
|
|
if (dn != NULL) {
|
|
names[2].result_name = ldb_dn_alloc_linearized(names, dn);
|
|
W_ERROR_HAVE_NO_MEMORY(names[2].result_name);
|
|
names[2].status = DRSUAPI_DS_NAME_STATUS_OK;
|
|
}
|
|
|
|
talloc_free(dn);
|
|
talloc_free(res);
|
|
|
|
return WERR_OK;
|
|
}
|