Copyright (C) Stefan Metzmacher 2004
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2005
-
+
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
+ the Free Software Foundation; either version 3 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.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "librpc/gen_ndr/drsuapi.h"
+#include "lib/events/events.h"
#include "rpc_server/common/common.h"
+#include "lib/ldb/include/ldb.h"
#include "lib/ldb/include/ldb_errors.h"
#include "system/kerberos.h"
#include "auth/kerberos/kerberos.h"
-#include "libcli/ldap/ldap.h"
+#include "libcli/ldap/ldap_ndr.h"
#include "libcli/security/security.h"
-#include "librpc/gen_ndr/ndr_misc.h"
#include "auth/auth.h"
-#include "db_wrap.h"
+#include "../lib/util/util_ldb.h"
#include "dsdb/samdb/samdb.h"
+#include "param/param.h"
static WERROR DsCrackNameOneFilter(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
struct smb_krb5_context *smb_krb5_context,
struct ldb_dn *name_dn, const char *name,
struct drsuapi_DsNameInfo1 *info1);
+static WERROR dns_domain_from_principal(TALLOC_CTX *mem_ctx, struct smb_krb5_context *smb_krb5_context,
+ const char *name,
+ struct drsuapi_DsNameInfo1 *info1)
+{
+ krb5_error_code ret;
+ krb5_principal principal;
+ /* perhaps it's a principal with a realm, so return the right 'domain only' response */
+ const char *realm;
+ ret = krb5_parse_name_flags(smb_krb5_context->krb5_context, name,
+ KRB5_PRINCIPAL_PARSE_REQUIRE_REALM, &principal);
+ if (ret) {
+ info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
+ return WERR_OK;
+ }
+
+ /* This isn't an allocation assignemnt, so it is free'ed with the krb5_free_principal */
+ realm = krb5_principal_get_realm(smb_krb5_context->krb5_context, principal);
+
+ info1->dns_domain_name = talloc_strdup(mem_ctx, realm);
+ krb5_free_principal(smb_krb5_context->krb5_context, principal);
+
+ W_ERROR_HAVE_NO_MEMORY(info1->dns_domain_name);
+
+ info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
+ return WERR_OK;
+}
+
static enum drsuapi_DsNameStatus LDB_lookup_spn_alias(krb5_context context, struct ldb_context *ldb_ctx,
TALLOC_CTX *mem_ctx,
const char *alias_from,
return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
}
- service_dn = ldb_dn_new(tmp_ctx, ldb_ctx, "CN=Directory Service,CN=Windows NT,CN=Services,CN=Configuration");
- if ( ! ldb_dn_add_base(service_dn, samdb_base_dn(ldb_ctx))) {
+ service_dn = ldb_dn_new(tmp_ctx, ldb_ctx, "CN=Directory Service,CN=Windows NT,CN=Services");
+ if ( ! ldb_dn_add_base(service_dn, samdb_config_dn(ldb_ctx))) {
return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
}
service_dn_str = ldb_dn_alloc_linearized(tmp_ctx, service_dn);
return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
}
- ret = ldb_search(ldb_ctx, service_dn, LDB_SCOPE_BASE, "(objectClass=nTDSService)",
- directory_attrs, &res);
+ ret = ldb_search(ldb_ctx, tmp_ctx, &res, service_dn, LDB_SCOPE_BASE,
+ directory_attrs, "(objectClass=nTDSService)");
- if (ret != LDB_SUCCESS) {
+ if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) {
DEBUG(1, ("ldb_search: dn: %s not found: %s", service_dn_str, ldb_errstring(ldb_ctx)));
return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ } else if (ret == LDB_ERR_NO_SUCH_OBJECT) {
+ DEBUG(1, ("ldb_search: dn: %s not found", service_dn_str));
+ return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
} else if (res->count != 1) {
talloc_free(res);
- DEBUG(1, ("ldb_search: dn: %s found %d times!", service_dn_str, res->count));
+ DEBUG(1, ("ldb_search: dn: %s not found", service_dn_str));
return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
}
- talloc_steal(tmp_ctx, res);
-
+
spnmappings = ldb_msg_find_element(res->msgs[0], "sPNMappings");
if (!spnmappings || spnmappings->num_values == 0) {
DEBUG(1, ("ldb_search: dn: %s no sPNMappings attribute", service_dn_str));
talloc_free(tmp_ctx);
return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
}
-
+
/* C string manipulation sucks */
-
+
p = strchr(mapping, '=');
if (!p) {
DEBUG(1, ("ldb_search: dn: %s sPNMapping malformed: %s\n",
WERROR wret;
krb5_error_code ret;
krb5_principal principal;
- const char *service;
+ const char *service, *dns_name;
char *new_service;
char *new_princ;
enum drsuapi_DsNameStatus namestatus;
-
+
/* parse principal */
ret = krb5_parse_name_flags(smb_krb5_context->krb5_context,
name, KRB5_PRINCIPAL_PARSE_NO_REALM, &principal);
ret, mem_ctx)));
return WERR_NOMEM;
}
-
+
/* grab cifs/, http/ etc */
-
+
/* This is checked for in callers, but be safe */
if (principal->name.name_string.len < 2) {
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
return WERR_OK;
}
service = principal->name.name_string.val[0];
-
+ dns_name = principal->name.name_string.val[1];
+
/* MAP it */
namestatus = LDB_lookup_spn_alias(smb_krb5_context->krb5_context,
sam_ctx, mem_ctx,
service, &new_service);
-
- if (namestatus != DRSUAPI_DS_NAME_STATUS_OK) {
- info1->status = namestatus;
+
+ if (namestatus == DRSUAPI_DS_NAME_STATUS_NOT_FOUND) {
+ info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
+ info1->dns_domain_name = talloc_strdup(mem_ctx, dns_name);
+ if (!info1->dns_domain_name) {
+ krb5_free_principal(smb_krb5_context->krb5_context, principal);
+ return WERR_NOMEM;
+ }
return WERR_OK;
- }
-
- if (ret != 0) {
- info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ } else if (namestatus != DRSUAPI_DS_NAME_STATUS_OK) {
+ info1->status = namestatus;
+ krb5_free_principal(smb_krb5_context->krb5_context, principal);
return WERR_OK;
}
-
+
/* ooh, very nasty playing around in the Principal... */
free(principal->name.name_string.val[0]);
principal->name.name_string.val[0] = strdup(new_service);
krb5_free_principal(smb_krb5_context->krb5_context, principal);
return WERR_NOMEM;
}
-
+
/* reform principal */
ret = krb5_unparse_name_flags(smb_krb5_context->krb5_context, principal,
KRB5_PRINCIPAL_UNPARSE_NO_REALM, &new_princ);
- krb5_free_principal(smb_krb5_context->krb5_context, principal);
-
if (ret) {
+ krb5_free_principal(smb_krb5_context->krb5_context, principal);
return WERR_NOMEM;
}
-
+
wret = DsCrackNameOneName(sam_ctx, mem_ctx, format_flags, format_offered, format_desired,
new_princ, info1);
free(new_princ);
+ if (W_ERROR_IS_OK(wret) && (info1->status == DRSUAPI_DS_NAME_STATUS_NOT_FOUND)) {
+ info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
+ info1->dns_domain_name = talloc_strdup(mem_ctx, dns_name);
+ if (!info1->dns_domain_name) {
+ wret = WERR_NOMEM;
+ }
+ }
+ krb5_free_principal(smb_krb5_context->krb5_context, principal);
return wret;
}
uint32_t format_flags, uint32_t format_offered, uint32_t format_desired,
const char *name, struct drsuapi_DsNameInfo1 *info1)
{
+ int ldb_ret;
WERROR status;
const char *domain_filter = NULL;
const char *result_filter = NULL;
krb5_error_code ret;
krb5_principal principal;
- char **realm;
+ const char *realm;
char *unparsed_name_short;
+ const char *domain_attrs[] = { NULL };
+ struct ldb_result *domain_res = NULL;
/* Prevent recursion */
if (!name) {
}
ret = krb5_parse_name_flags(smb_krb5_context->krb5_context, name,
- KRB5_PRINCIPAL_PARSE_MUST_REALM, &principal);
+ KRB5_PRINCIPAL_PARSE_REQUIRE_REALM, &principal);
if (ret) {
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
return WERR_OK;
}
-
- domain_filter = NULL;
- realm = krb5_princ_realm(smb_krb5_context->krb5_context, principal);
- domain_filter = talloc_asprintf(mem_ctx,
- "(&(&(|(&(dnsRoot=%s)(nETBIOSName=*))(nETBIOSName=%s))(objectclass=crossRef))(ncName=*))",
- ldb_binary_encode_string(mem_ctx, *realm),
- ldb_binary_encode_string(mem_ctx, *realm));
+
+ realm = krb5_principal_get_realm(smb_krb5_context->krb5_context, principal);
+
+ ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
+ samdb_partitions_dn(sam_ctx, mem_ctx),
+ LDB_SCOPE_ONELEVEL,
+ domain_attrs,
+ "(&(&(|(&(dnsRoot=%s)(nETBIOSName=*))(nETBIOSName=%s))(objectclass=crossRef))(ncName=*))",
+ ldb_binary_encode_string(mem_ctx, realm),
+ ldb_binary_encode_string(mem_ctx, realm));
+
+ if (ldb_ret != LDB_SUCCESS) {
+ DEBUG(2, ("DsCrackNameUPN domain ref search failed: %s", ldb_errstring(sam_ctx)));
+ info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ return WERR_OK;
+ }
+
+ switch (domain_res->count) {
+ case 1:
+ break;
+ case 0:
+ return dns_domain_from_principal(mem_ctx, smb_krb5_context,
+ name, info1);
+ default:
+ info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
+ return WERR_OK;
+ }
+
ret = krb5_unparse_name_flags(smb_krb5_context->krb5_context, principal,
KRB5_PRINCIPAL_UNPARSE_NO_REALM, &unparsed_name_short);
krb5_free_principal(smb_krb5_context->krb5_context, principal);
-
+
if (ret) {
free(unparsed_name_short);
return WERR_NOMEM;
}
-
+
/* This may need to be extended for more userPrincipalName variations */
result_filter = talloc_asprintf(mem_ctx, "(&(objectClass=user)(samAccountName=%s))",
ldb_binary_encode_string(mem_ctx, unparsed_name_short));
+
+ domain_filter = talloc_asprintf(mem_ctx, "(distinguishedName=%s)", ldb_dn_get_linearized(domain_res->msgs[0]->dn));
+
if (!result_filter || !domain_filter) {
free(unparsed_name_short);
return WERR_NOMEM;
NULL, unparsed_name_short, domain_filter, result_filter,
info1);
free(unparsed_name_short);
+
return status;
}
const char *result_filter = NULL;
struct ldb_dn *name_dn = NULL;
- struct smb_krb5_context *smb_krb5_context;
- ret = smb_krb5_init_context(mem_ctx, &smb_krb5_context);
-
- if (ret) {
- return WERR_NOMEM;
- }
+ struct smb_krb5_context *smb_krb5_context = NULL;
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
info1->dns_domain_name = NULL;
/* here we need to set the domain_filter and/or the result_filter */
switch (format_offered) {
+ case DRSUAPI_DS_NAME_FORMAT_UNKNOWN:
+ {
+ 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) {
+ return werr;
+ }
+ }
+ return werr;
+ }
+
case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
{
char *str, *s, *account;
-
+
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');
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
return WERR_OK;
}
-
+
s[0] = '\0';
s++;
/* There may not be anything after the domain component (search for the domain itself) */
if (s[0]) {
-
+
account = strrchr(s, '/');
if (!account) {
account = s;
char *p;
char *domain;
const char *account = NULL;
-
+
domain = talloc_strdup(mem_ctx, name);
W_ERROR_HAVE_NO_MEMORY(domain);
-
+
p = strchr(domain, '\\');
if (!p) {
/* invalid input format */
return WERR_OK;
}
p[0] = '\0';
-
+
if (p[1]) {
account = &p[1];
}
-
+
domain_filter = talloc_asprintf(mem_ctx,
"(&(&(nETBIOSName=%s)(objectclass=crossRef))(ncName=*))",
ldb_binary_encode_string(mem_ctx, domain));
ldb_binary_encode_string(mem_ctx, account));
W_ERROR_HAVE_NO_MEMORY(result_filter);
}
-
+
talloc_free(domain);
break;
}
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_NOMEM;
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->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL: {
krb5_principal principal;
char *unparsed_name;
+
+ ret = smb_krb5_init_context(mem_ctx,
+ ldb_get_event_context(sam_ctx),
+ (struct loadparm_context *)ldb_get_opaque(sam_ctx, "loadparm"),
+ &smb_krb5_context);
+
+ if (ret) {
+ return WERR_NOMEM;
+ }
+
+ /* Ensure we reject compleate 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 correct (and trust the client less) */
ret = krb5_unparse_name(smb_krb5_context->krb5_context, principal, &unparsed_name);
if (ret) {
krb5_free_principal(smb_krb5_context->krb5_context, principal);
}
krb5_free_principal(smb_krb5_context->krb5_context, principal);
+
+ /* The ldb_binary_encode_string() here avoid LDAP filter injection attacks */
result_filter = talloc_asprintf(mem_ctx, "(&(objectClass=user)(userPrincipalName=%s))",
ldb_binary_encode_string(mem_ctx, unparsed_name));
-
+
free(unparsed_name);
W_ERROR_HAVE_NO_MEMORY(result_filter);
break;
krb5_principal principal;
char *unparsed_name_short;
char *service;
+
+ ret = smb_krb5_init_context(mem_ctx,
+ ldb_get_event_context(sam_ctx),
+ (struct loadparm_context *)ldb_get_opaque(sam_ctx, "loadparm"),
+ &smb_krb5_context);
+
+ if (ret) {
+ return WERR_NOMEM;
+ }
+
+ ret = krb5_parse_name(smb_krb5_context->krb5_context, name, &principal);
+ if (ret == 0 && principal->name.name_string.len < 2) {
+ info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
+ krb5_free_principal(smb_krb5_context->krb5_context, principal);
+ return WERR_OK;
+ }
ret = krb5_parse_name_flags(smb_krb5_context->krb5_context, name,
KRB5_PRINCIPAL_PARSE_NO_REALM, &principal);
if (ret) {
- /* perhaps it's a principal with a realm, so return the right 'domain only' response */
- char **realm;
- ret = krb5_parse_name_flags(smb_krb5_context->krb5_context, name,
- KRB5_PRINCIPAL_PARSE_MUST_REALM, &principal);
- if (ret) {
- info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
- return WERR_OK;
- }
-
- /* This isn't an allocation assignemnt, so it is free'ed with the krb5_free_principal */
- realm = krb5_princ_realm(smb_krb5_context->krb5_context, principal);
-
- info1->dns_domain_name = talloc_strdup(info1, *realm);
krb5_free_principal(smb_krb5_context->krb5_context, principal);
-
- W_ERROR_HAVE_NO_MEMORY(info1->dns_domain_name);
- info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
- return WERR_OK;
-
- } else if (principal->name.name_string.len < 2) {
- info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
- return WERR_OK;
+ 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);
free(unparsed_name_short);
W_ERROR_HAVE_NO_MEMORY(result_filter);
-
+
break;
}
default: {
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,
if (!cracked) {
return WERR_NOMEM;
}
-
+
return WERR_OK;
}
struct drsuapi_DsNameInfo1 *info1)
{
int ldb_ret;
- struct ldb_message **domain_res = NULL;
+ 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;
- struct ldb_dn *result_basedn;
- struct ldb_dn *partitions_basedn = samdb_partitions_dn(sam_ctx, mem_ctx);
+ struct ldb_dn *result_basedn = 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_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_display[] = { "ncName", "dnsRoot", NULL};
const char * const _result_attrs_display[] = { "displayName", "samAccountName", 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:
result_attrs = _result_attrs_display;
break;
default:
- return WERR_OK;
+ 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 = gendb_search(sam_ctx, mem_ctx, partitions_basedn, &domain_res, domain_attrs,
- "%s", domain_filter);
- } else {
- ldb_ret = gendb_search(sam_ctx, mem_ctx, partitions_basedn, &domain_res, domain_attrs,
- "(ncName=%s)", ldb_dn_get_linearized(samdb_base_dn(sam_ctx)));
- }
+ 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", ldb_errstring(sam_ctx)));
+ info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ return WERR_OK;
+ }
- switch (ldb_ret) {
- case 1:
- break;
- case 0:
- info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
- return WERR_OK;
- case -1:
- DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s", ldb_errstring(sam_ctx)));
+ 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 = samdb_result_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;
- return WERR_OK;
- default:
- info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
- return WERR_OK;
}
- info1->dns_domain_name = samdb_result_string(domain_res[0], "dnsRoot", NULL);
- W_ERROR_HAVE_NO_MEMORY(info1->dns_domain_name);
- info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
-
if (result_filter) {
- result_basedn = samdb_result_dn(sam_ctx, mem_ctx, domain_res[0], "ncName", NULL);
-
- ldb_ret = gendb_search(sam_ctx, mem_ctx, result_basedn, &result_res,
- result_attrs, "%s", result_filter);
+ int ret;
+ struct ldb_result *res;
+ if (domain_res) {
+ result_basedn = samdb_result_dn(sam_ctx, mem_ctx, domain_res->msgs[0], "ncName", NULL);
+
+ ret = ldb_search(sam_ctx, mem_ctx, &res,
+ result_basedn, LDB_SCOPE_SUBTREE,
+ result_attrs, "%s", result_filter);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(result_res);
+ info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ return WERR_OK;
+ }
+ ldb_ret = res->count;
+ result_res = res->msgs;
+ } else {
+ /* search with the 'phantom root' flag */
+ struct ldb_request *req;
+
+ res = talloc_zero(mem_ctx, struct ldb_result);
+ W_ERROR_HAVE_NO_MEMORY(res);
+
+ ret = ldb_build_search_req(&req, sam_ctx, mem_ctx,
+ ldb_get_root_basedn(sam_ctx),
+ LDB_SCOPE_SUBTREE,
+ result_filter,
+ result_attrs,
+ NULL,
+ res,
+ ldb_search_default_callback,
+ NULL);
+ if (ret == LDB_SUCCESS) {
+ struct ldb_search_options_control *search_options;
+ search_options = talloc(req, struct ldb_search_options_control);
+ W_ERROR_HAVE_NO_MEMORY(search_options);
+ search_options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
+
+ ret = ldb_request_add_control(req, LDB_CONTROL_SEARCH_OPTIONS_OID, false, search_options);
+ }
+ if (ret != LDB_SUCCESS) {
+ talloc_free(res);
+ info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ return WERR_OK;
+ }
+
+ ret = ldb_request(sam_ctx, req);
+
+ if (ret == LDB_SUCCESS) {
+ ret = ldb_wait(req->handle, LDB_WAIT_ALL);
+ }
+
+ talloc_free(req);
+
+ if (ret != LDB_SUCCESS) {
+ DEBUG(2, ("DsCrackNameOneFilter phantom root search failed: %s",
+ 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 {
- name_dn = samdb_result_dn(sam_ctx, mem_ctx, domain_res[0], "ncName", NULL);
+ } 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 availible: This can't happen..."));
+ info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ return WERR_OK;
}
switch (ldb_ret) {
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,
case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
{
- const char *canonical_name;
+ 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) {
}
}
+ 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: {
const struct dom_sid *sid = samdb_result_dom_sid(mem_ctx, result, "objectSid");
const char *_acc = "", *_dom = "";
-
+
if (samdb_find_attribute(sam_ctx, result, "objectClass", "domain")) {
- ldb_ret = gendb_search(sam_ctx, mem_ctx, partitions_basedn, &domain_res, domain_attrs,
- "(ncName=%s)", ldb_dn_get_linearized(result->dn));
- if (ldb_ret != 1) {
+
+ 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", 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 = samdb_result_string(domain_res[0], "nETBIOSName", NULL);
+ _dom = samdb_result_string(domain_res->msgs[0], "nETBIOSName", NULL);
W_ERROR_HAVE_NO_MEMORY(_dom);
} else {
_acc = samdb_result_string(result, "sAMAccountName", NULL);
_dom = "BUILTIN";
} else {
const char *attrs[] = { NULL };
- struct ldb_message **domain_res2;
+ 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 = gendb_search(sam_ctx, mem_ctx, NULL, &domain_res, attrs,
- "(&(objectSid=%s)(objectClass=domain))", ldap_encode_ndr_dom_sid(mem_ctx, dom_sid));
- if (ldb_ret != 1) {
+ 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", 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", ldb_errstring(sam_ctx)));
+ info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ return WERR_OK;
}
- ldb_ret = gendb_search(sam_ctx, mem_ctx, partitions_basedn, &domain_res2, domain_attrs,
- "(ncName=%s)", ldb_dn_get_linearized(domain_res[0]->dn));
- if (ldb_ret != 1) {
+
+ 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 = samdb_result_string(domain_res2[0], "nETBIOSName", NULL);
+ _dom = samdb_result_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;
}
}
return WERR_OK;
}
+ case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL: {
+ info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
+ return WERR_OK;
+ }
+ case DRSUAPI_DS_NAME_FORMAT_DNS_DOMAIN:
+ case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY: {
+ info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
+ return WERR_OK;
+ }
default:
info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
return WERR_OK;
}
-
- return WERR_INVALID_PARAM;
}
/* Given a user Principal Name (such as foo@bar.com),
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,
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),
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,
default:
return NT_STATUS_UNSUCCESSFUL;
}
-
+
*domain_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
}
return NT_STATUS_OK;
-
}
-NTSTATUS crack_dn_to_nt4_name(TALLOC_CTX *mem_ctx,
- const char *dn,
- const char **nt4_domain, const char **nt4_account)
+NTSTATUS crack_name_to_nt4_name(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev_ctx,
+ struct loadparm_context *lp_ctx,
+ uint32_t 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 (!dn || !*dn) {
+ if (!name || !*name) {
*nt4_domain = "";
*nt4_account = "";
return NT_STATUS_OK;
}
- ldb = samdb_connect(mem_ctx, system_session(mem_ctx));
+ ldb = samdb_connect(mem_ctx, ev_ctx, lp_ctx, system_session(lp_ctx));
if (ldb == NULL) {
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
werr = DsCrackNameOneName(ldb, mem_ctx, 0,
- DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
+ format_offered,
DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT,
- dn,
+ name,
&info1);
if (!W_ERROR_IS_OK(werr)) {
return werror_to_ntstatus(werr);
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';
-
- if (p[1]) {
- *nt4_account = talloc_strdup(mem_ctx, &p[1]);
- }
- if (!*nt4_account || !*nt4_domain) {
+ *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 tevent_context *ev_ctx,
+ struct loadparm_context *lp_ctx,
+ const char *name,
+ const char **nt4_domain,
+ const char **nt4_account)
+{
+ uint32_t format_offered = DRSUAPI_DS_NAME_FORMAT_UNKNOWN;
+
+ /* Handle anonymous bind */
+ if (!name || !*name) {
+ *nt4_domain = "";
+ *nt4_account = "";
+ return NT_STATUS_OK;
+ }
+
+ 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, '/')) {
+ format_offered = DRSUAPI_DS_NAME_FORMAT_CANONICAL;
+ } else {
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ return crack_name_to_nt4_name(mem_ctx, ev_ctx, lp_ctx, format_offered, name, nt4_domain, nt4_account);
}
git.samba.org / ira / wip.git / blobdiff