Copyright (C) Andrew Tridgell 1992-1998
Copyright (C) Gerald (Jerry) Carter 2003
Copyright (C) Volker Lendecke 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 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, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
+#include "passdb.h"
#include "../librpc/gen_ndr/ndr_security.h"
#include "secrets.h"
#include "memcache.h"
#include "idmap_cache.h"
-#include "../libcli/security/dom_sid.h"
+#include "../libcli/security/security.h"
+#include "lib/winbind_util.h"
/*****************************************************************
Dissect a user-provided name into domain, name, sid and type.
if (IS_DC && winbind_lookup_name("", name, &sid, &type)) {
struct dom_sid dom_sid;
- uint32 tmp_rid;
enum lsa_SidType domain_type;
-
+
if (type == SID_NAME_DOMAIN) {
/* Swap name and type */
tmp = name; name = domain; domain = tmp;
* domain it figured out itself. Maybe fix that later... */
sid_copy(&dom_sid, &sid);
- sid_split_rid(&dom_sid, &tmp_rid);
+ sid_split_rid(&dom_sid, NULL);
if (!winbind_lookup_sid(tmp_ctx, &dom_sid, &domain, NULL,
&domain_type) ||
ret_sid, ret_type)) {
return true;
}
-
+
/* Finally try with "Unix Users" or "Unix Group" */
qualified_name = talloc_asprintf(mem_ctx, "%s\\%s",
flags & LOOKUP_NAME_GROUP ?
sid_string_dbg(domain_sid)));
if (num_rids) {
- *names = TALLOC_ZERO_ARRAY(mem_ctx, const char *, num_rids);
- *types = TALLOC_ARRAY(mem_ctx, enum lsa_SidType, num_rids);
+ *names = talloc_zero_array(mem_ctx, const char *, num_rids);
+ *types = talloc_array(mem_ctx, enum lsa_SidType, num_rids);
if ((*names == NULL) || (*types == NULL)) {
return false;
* This attempts to be as efficient as possible: It collects all SIDs
* belonging to a domain and hands them in bulk to the appropriate lookup
* function. In particular pdb_lookup_rids with ldapsam_trusted benefits
- * *hugely* from this. Winbind is going to be extended with a lookup_rids
- * interface as well, so on a DC we can do a bulk lsa_lookuprids to the
- * appropriate DC.
+ * *hugely* from this.
*/
NTSTATUS lookup_sids(TALLOC_CTX *mem_ctx, int num_sids,
}
if (num_sids) {
- name_infos = TALLOC_ARRAY(mem_ctx, struct lsa_name_info, num_sids);
+ name_infos = talloc_array(mem_ctx, struct lsa_name_info, num_sids);
if (name_infos == NULL) {
result = NT_STATUS_NO_MEMORY;
goto fail;
name_infos = NULL;
}
- dom_infos = TALLOC_ZERO_ARRAY(mem_ctx, struct lsa_dom_info,
+ dom_infos = talloc_zero_array(mem_ctx, struct lsa_dom_info,
LSA_REF_DOMAIN_LIST_MULTIPLIER);
if (dom_infos == NULL) {
result = NT_STATUS_NO_MEMORY;
result = NT_STATUS_NO_MEMORY;
goto fail;
}
-
+
name_infos[i].rid = 0;
name_infos[i].type = SID_NAME_DOMAIN;
name_infos[i].name = NULL;
}
if (dom->num_idxs) {
- if (!(rids = TALLOC_ARRAY(tmp_ctx, uint32, dom->num_idxs))) {
+ if (!(rids = talloc_array(tmp_ctx, uint32, dom->num_idxs))) {
result = NT_STATUS_NO_MEMORY;
goto fail;
}
result = NT_STATUS_NO_MEMORY;
goto fail;
}
-
+
for (j=0; j<dom->num_idxs; j++) {
int idx = dom->idxs[j];
name_infos[idx].type = types[j];
/* This is a mapped group */
goto done;
}
-
+
/* This is an unmapped group */
gid_to_unix_groups_sid(gid, psid);
enum lsa_SidType type;
if (sid_check_is_in_our_domain(psid)) {
- union unid_t id;
+ uid_t uid;
+ gid_t gid;
bool ret;
become_root();
- ret = pdb_sid_to_id(psid, &id, &type);
+ ret = pdb_sid_to_id(psid, &uid, &gid, &type);
unbecome_root();
if (ret) {
sid_type_lookup(type)));
return false;
}
- *puid = id.uid;
+ *puid = uid;
goto done;
}
static bool legacy_sid_to_gid(const struct dom_sid *psid, gid_t *pgid)
{
- GROUP_MAP map;
- union unid_t id;
+ GROUP_MAP *map;
enum lsa_SidType type;
+ map = talloc_zero(NULL, GROUP_MAP);
+ if (!map) {
+ return false;
+ }
+
if ((sid_check_is_in_builtin(psid) ||
sid_check_is_in_wellknown_domain(psid))) {
bool ret;
become_root();
- ret = pdb_getgrsid(&map, *psid);
+ ret = pdb_getgrsid(map, *psid);
unbecome_root();
if (ret) {
- *pgid = map.gid;
+ *pgid = map->gid;
goto done;
}
DEBUG(10,("LEGACY: mapping failed for sid %s\n",
}
if (sid_check_is_in_our_domain(psid)) {
+ uid_t uid;
+ gid_t gid;
bool ret;
become_root();
- ret = pdb_sid_to_id(psid, &id, &type);
+ ret = pdb_sid_to_id(psid, &uid, &gid, &type);
unbecome_root();
if (ret) {
sid_type_lookup(type)));
return false;
}
- *pgid = id.gid;
+ *pgid = gid;
goto done;
}
-
+
/* This was ours, but it was not mapped. Fail */
}
DEBUG(10,("LEGACY: mapping failed for sid %s\n",
sid_string_dbg(psid)));
return false;
-
+
done:
DEBUG(10,("LEGACY: sid %s -> gid %u\n", sid_string_dbg(psid),
(unsigned int)*pgid ));
store_gid_sid_cache(psid, *pgid);
+ TALLOC_FREE(map);
return true;
}
return;
}
+bool sids_to_unix_ids(const struct dom_sid *sids, uint32_t num_sids,
+ struct wbcUnixId *ids)
+{
+ struct wbcDomainSid *wbc_sids = NULL;
+ struct wbcUnixId *wbc_ids = NULL;
+ uint32_t i, num_not_cached;
+ wbcErr err;
+ bool ret = false;
+
+ wbc_sids = talloc_array(talloc_tos(), struct wbcDomainSid, num_sids);
+ if (wbc_sids == NULL) {
+ return false;
+ }
+
+ num_not_cached = 0;
+
+ for (i=0; i<num_sids; i++) {
+ bool expired;
+ uint32_t rid;
+
+ if (fetch_uid_from_cache(&ids[i].id.uid, &sids[i])) {
+ ids[i].type = WBC_ID_TYPE_UID;
+ continue;
+ }
+ if (fetch_gid_from_cache(&ids[i].id.gid, &sids[i])) {
+ ids[i].type = WBC_ID_TYPE_GID;
+ continue;
+ }
+ if (sid_peek_check_rid(&global_sid_Unix_Users,
+ &sids[i], &rid)) {
+ ids[i].type = WBC_ID_TYPE_UID;
+ ids[i].id.uid = rid;
+ continue;
+ }
+ if (sid_peek_check_rid(&global_sid_Unix_Groups,
+ &sids[i], &rid)) {
+ ids[i].type = WBC_ID_TYPE_GID;
+ ids[i].id.gid = rid;
+ continue;
+ }
+ if (idmap_cache_find_sid2uid(&sids[i], &ids[i].id.uid,
+ &expired)
+ && !expired) {
+ ids[i].type = WBC_ID_TYPE_UID;
+ continue;
+ }
+ if (idmap_cache_find_sid2gid(&sids[i], &ids[i].id.gid,
+ &expired)
+ && !expired) {
+ ids[i].type = WBC_ID_TYPE_GID;
+ continue;
+ }
+ ids[i].type = WBC_ID_TYPE_NOT_SPECIFIED;
+ memcpy(&wbc_sids[num_not_cached], &sids[i],
+ ndr_size_dom_sid(&sids[i], 0));
+ num_not_cached += 1;
+ }
+ if (num_not_cached == 0) {
+ goto done;
+ }
+ wbc_ids = talloc_array(talloc_tos(), struct wbcUnixId, num_not_cached);
+ if (wbc_ids == NULL) {
+ goto fail;
+ }
+ for (i=0; i<num_not_cached; i++) {
+ wbc_ids[i].type = WBC_ID_TYPE_NOT_SPECIFIED;
+ }
+ err = wbcSidsToUnixIds(wbc_sids, num_not_cached, wbc_ids);
+ if (!WBC_ERROR_IS_OK(err)) {
+ DEBUG(10, ("wbcSidsToUnixIds returned %s\n",
+ wbcErrorString(err)));
+ }
+
+ num_not_cached = 0;
+
+ for (i=0; i<num_sids; i++) {
+ if (ids[i].type == WBC_ID_TYPE_NOT_SPECIFIED) {
+ ids[i] = wbc_ids[num_not_cached];
+ num_not_cached += 1;
+ }
+ }
+
+ for (i=0; i<num_sids; i++) {
+ if (ids[i].type != WBC_ID_TYPE_NOT_SPECIFIED) {
+ continue;
+ }
+ if (legacy_sid_to_gid(&sids[i], &ids[i].id.gid)) {
+ ids[i].type = WBC_ID_TYPE_GID;
+ continue;
+ }
+ if (legacy_sid_to_uid(&sids[i], &ids[i].id.uid)) {
+ ids[i].type = WBC_ID_TYPE_UID;
+ continue;
+ }
+ }
+done:
+ ret = true;
+fail:
+ TALLOC_FREE(wbc_ids);
+ TALLOC_FREE(wbc_sids);
+ return ret;
+}
+
/*****************************************************************
*THE CANONICAL* convert SID to uid function.
*****************************************************************/
TALLOC_FREE(tmp_ctx);
return NT_STATUS_OK;
}
+