Copyright (C) Stefan Metzmacher 2004
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2005
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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 3 of the License, or
(at your option) any later version.
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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.
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You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* 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);
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info1->dns_domain_name = talloc_strdup(mem_ctx, realm);
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;
return WERR_OK;
}
DEBUG(1, ("ldb_search: dn: %s not found", service_dn_str));
return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
}
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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;
}
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/* C string manipulation sucks */
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p = strchr(mapping, '=');
if (!p) {
DEBUG(1, ("ldb_search: dn: %s sPNMapping malformed: %s\n",
char *new_service;
char *new_princ;
enum drsuapi_DsNameStatus namestatus;
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/* 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;
}
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/* grab cifs/, http/ etc */
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/* This is checked for in callers, but be safe */
if (principal->name.name_string.len < 2) {
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
}
service = principal->name.name_string.val[0];
dns_name = principal->name.name_string.val[1];
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/* MAP it */
namestatus = LDB_lookup_spn_alias(smb_krb5_context->krb5_context,
sam_ctx, mem_ctx,
service, &new_service);
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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);
krb5_free_principal(smb_krb5_context->krb5_context, principal);
return WERR_OK;
}
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/* 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;
}
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/* 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);
return WERR_NOMEM;
}
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wret = DsCrackNameOneName(sam_ctx, mem_ctx, format_flags, format_offered, format_desired,
new_princ, info1);
free(new_princ);
char *unparsed_name_short;
const char *domain_attrs[] = { NULL };
struct ldb_result *domain_res = NULL;
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/* Prevent recursion */
if (!name) {
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
return WERR_OK;
}
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realm = krb5_principal_get_realm(smb_krb5_context->krb5_context, principal);
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
return WERR_OK;
}
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switch (domain_res->count) {
case 1:
break;
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
return WERR_OK;
}
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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);
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if (ret) {
free(unparsed_name_short);
return WERR_NOMEM;
}
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/* 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));
case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
{
char *str, *s, *account;
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if (strlen(name) == 0) {
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
return WERR_OK;
}
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str = talloc_strdup(mem_ctx, name);
W_ERROR_HAVE_NO_MEMORY(str);
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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;
}
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s[0] = '\0';
s++;
/* There may not be anything after the domain component (search for the domain itself) */
if (s[0]) {
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account = strrchr(s, '/');
if (!account) {
account = s;
char *p;
char *domain;
const char *account = NULL;
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domain = talloc_strdup(mem_ctx, name);
W_ERROR_HAVE_NO_MEMORY(domain);
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p = strchr(domain, '\\');
if (!p) {
/* invalid input format */
return WERR_OK;
}
p[0] = '\0';
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if (p[1]) {
account = &p[1];
}
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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);
}
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talloc_free(domain);
break;
}
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
return WERR_OK;
}
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ldap_guid = ldap_encode_ndr_GUID(mem_ctx, &guid);
if (!ldap_guid) {
return WERR_NOMEM;
W_ERROR_HAVE_NO_MEMORY(result_filter);
break;
}
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/* 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;
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domain_filter = NULL;
if (!sid) {
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
ldb_get_event_context(sam_ctx),
(struct loadparm_context *)ldb_get_opaque(sam_ctx, "loadparm"),
&smb_krb5_context);
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if (ret) {
return WERR_NOMEM;
}
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
return WERR_OK;
}
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domain_filter = NULL;
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/* 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) {
/* 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));
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free(unparsed_name);
W_ERROR_HAVE_NO_MEMORY(result_filter);
break;
ldb_get_event_context(sam_ctx),
(struct loadparm_context *)ldb_get_opaque(sam_ctx, "loadparm"),
&smb_krb5_context);
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if (ret) {
return WERR_NOMEM;
}
}
domain_filter = NULL;
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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);
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break;
}
default: {
return DsCrackNameOneSyntactical(mem_ctx, format_offered, format_desired,
name_dn, name, info1);
}
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return DsCrackNameOneFilter(sam_ctx, mem_ctx,
smb_krb5_context,
format_flags, format_offered, format_desired,
if (!cracked) {
return WERR_NOMEM;
}
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return WERR_OK;
}
const char * const _domain_attrs_nt4[] = { "ncName", "dnsRoot", "nETBIOSName", NULL};
const char * const _result_attrs_nt4[] = { "sAMAccountName", "objectSid", "objectClass", NULL};
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const char * const _domain_attrs_guid[] = { "ncName", "dnsRoot", NULL};
const char * const _result_attrs_guid[] = { "objectGUID", NULL};
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const char * const _domain_attrs_display[] = { "ncName", "dnsRoot", NULL};
const char * const _result_attrs_display[] = { "displayName", "samAccountName", NULL};
LDB_SCOPE_ONELEVEL,
domain_attrs,
"%s", domain_filter);
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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;
}
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switch (domain_res->count) {
case 1:
break;
struct ldb_result *res;
if (domain_res) {
result_basedn = samdb_result_dn(sam_ctx, mem_ctx, domain_res->msgs[0], "ncName", NULL);
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ret = ldb_search(sam_ctx, mem_ctx, &res,
result_basedn, LDB_SCOPE_SUBTREE,
result_attrs, "%s", result_filter);
res = talloc_zero(mem_ctx, struct ldb_result);
W_ERROR_HAVE_NO_MEMORY(res);
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ret = ldb_build_search_req(&req, sam_ctx, mem_ctx,
ldb_get_root_basedn(sam_ctx),
LDB_SCOPE_SUBTREE,
info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
return WERR_OK;
}
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ret = ldb_request(sam_ctx, req);
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if (ret == LDB_SUCCESS) {
ret = ldb_wait(req->handle, LDB_WAIT_ALL);
}
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talloc_free(req);
if (ret != LDB_SUCCESS) {
smb_krb5_context,
format_flags, format_offered, format_desired,
name, info1);
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case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL:
return DsCrackNameUPN(sam_ctx, mem_ctx, smb_krb5_context,
format_flags, format_offered, format_desired,
if (p) {
p[0] = '\0';
}
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/* 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 = "";
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if (samdb_find_attribute(sam_ctx, result, "objectClass", "domain")) {
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
LDB_SCOPE_ONELEVEL,
domain_attrs,
"(ncName=%s)", ldb_dn_get_linearized(result->dn));
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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;
}
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switch (domain_res->count) {
case 1:
break;
attrs,
"(&(objectSid=%s)(objectClass=domain))",
ldap_encode_ndr_dom_sid(mem_ctx, dom_sid));
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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;
}
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switch (domain_res->count) {
case 1:
break;
LDB_SCOPE_ONELEVEL,
domain_attrs,
"(ncName=%s)", ldb_dn_get_linearized(domain_res->msgs[0]->dn));
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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;
}
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switch (domain_res2->count) {
case 1:
break;
info1->result_name = talloc_asprintf(mem_ctx, "%s\\%s", _dom, _acc);
W_ERROR_HAVE_NO_MEMORY(info1->result_name);
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info1->status = DRSUAPI_DS_NAME_STATUS_OK;
return WERR_OK;
}
case DRSUAPI_DS_NAME_FORMAT_GUID: {
struct GUID guid;
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guid = samdb_result_guid(result, "objectGUID");
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info1->result_name = GUID_string2(mem_ctx, &guid);
W_ERROR_HAVE_NO_MEMORY(info1->result_name);
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info1->status = DRSUAPI_DS_NAME_STATUS_OK;
return WERR_OK;
}
default:
return NT_STATUS_UNSUCCESSFUL;
}
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*user_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
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if (domain_dn) {
werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
DRSUAPI_DS_NAME_FORMAT_CANONICAL,
default:
return NT_STATUS_UNSUCCESSFUL;
}
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*domain_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
}
return NT_STATUS_OK;
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}
/* Given a Service Principal Name (such as host/foo.bar.com@BAR.COM),
default:
return NT_STATUS_UNSUCCESSFUL;
}
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*user_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
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if (domain_dn) {
werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
DRSUAPI_DS_NAME_FORMAT_CANONICAL,
default:
return NT_STATUS_UNSUCCESSFUL;
}
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*domain_dn = ldb_dn_new(mem_ctx, sam_ctx, info1.result_name);
}
return NT_STATUS_OK;
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}
NTSTATUS crack_name_to_nt4_name(TALLOC_CTX *mem_ctx,
default:
return NT_STATUS_UNSUCCESSFUL;
}
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*nt4_domain = talloc_strdup(mem_ctx, info1.result_name);
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p = strchr(*nt4_domain, '\\');
if (!p) {
return NT_STATUS_INVALID_PARAMETER;
}
p[0] = '\0';
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if (p[1]) {
*nt4_account = talloc_strdup(mem_ctx, &p[1]);
}
git.samba.org / kai / samba.git / commitdiff