*
* 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,
* 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 "system/passwd.h"
+#include "groupdb/mapping.h"
+#include "../libcli/security/security.h"
+#include "lib/winbind_util.h"
-static TDB_CONTEXT *tdb; /* used for driver files */
+static const struct mapping_backend *backend;
-#define DATABASE_VERSION_V1 1 /* native byte format. */
-#define DATABASE_VERSION_V2 2 /* le format. */
-
-#define GROUP_PREFIX "UNIXGROUP/"
-
-/* Alias memberships are stored reverse, as memberships. The performance
- * critical operation is to determine the aliases a SID is member of, not
- * listing alias members. So we store a list of alias SIDs a SID is member of
- * hanging of the member as key.
+/*
+ initialise a group mapping backend
*/
-#define MEMBEROF_PREFIX "MEMBEROF/"
-
-
-static BOOL enum_group_mapping(const DOM_SID *sid, enum SID_NAME_USE sid_name_use, GROUP_MAP **pp_rmap,
- size_t *p_num_entries, BOOL unix_only);
-static BOOL group_map_remove(const DOM_SID *sid);
-
-/****************************************************************************
- Open the group mapping tdb.
-****************************************************************************/
-
-static BOOL init_group_mapping(void)
+static bool init_group_mapping(void)
{
- const char *vstring = "INFO/version";
- int32 vers_id;
- GROUP_MAP *map_table = NULL;
- size_t num_entries = 0;
-
- if (tdb)
+ if (backend != NULL) {
+ /* already initialised */
return True;
-
- tdb = tdb_open_log(lock_path("group_mapping.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
- if (!tdb) {
- DEBUG(0,("Failed to open group mapping database\n"));
- return False;
- }
-
- /* handle a Samba upgrade */
- tdb_lock_bystring(tdb, vstring);
-
- /* Cope with byte-reversed older versions of the db. */
- vers_id = tdb_fetch_int32(tdb, vstring);
- if ((vers_id == DATABASE_VERSION_V1) || (IREV(vers_id) == DATABASE_VERSION_V1)) {
- /* Written on a bigendian machine with old fetch_int code. Save as le. */
- tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2);
- vers_id = DATABASE_VERSION_V2;
- }
-
- /* if its an unknown version we remove everthing in the db */
-
- if (vers_id != DATABASE_VERSION_V2) {
- tdb_traverse(tdb, tdb_traverse_delete_fn, NULL);
- tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2);
}
- tdb_unlock_bystring(tdb, vstring);
+ backend = groupdb_tdb_init();
- /* cleanup any map entries with a gid == -1 */
-
- if ( enum_group_mapping( NULL, SID_NAME_UNKNOWN, &map_table, &num_entries, False ) ) {
- int i;
-
- for ( i=0; i<num_entries; i++ ) {
- if ( map_table[i].gid == -1 ) {
- group_map_remove( &map_table[i].sid );
- }
- }
-
- SAFE_FREE( map_table );
- }
-
-
- return True;
-}
-
-/****************************************************************************
-****************************************************************************/
-static BOOL add_mapping_entry(GROUP_MAP *map, int flag)
-{
- TDB_DATA kbuf, dbuf;
- pstring key, buf;
- fstring string_sid="";
- int len;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- sid_to_string(string_sid, &map->sid);
-
- len = tdb_pack(buf, sizeof(buf), "ddff",
- map->gid, map->sid_name_use, map->nt_name, map->comment);
-
- if (len > sizeof(buf))
- return False;
-
- slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
- dbuf.dsize = len;
- dbuf.dptr = buf;
- if (tdb_store(tdb, kbuf, dbuf, flag) != 0) return False;
-
- return True;
+ return backend != NULL;
}
/****************************************************************************
initialise first time the mapping list
****************************************************************************/
-NTSTATUS add_initial_entry(gid_t gid, const char *sid, enum SID_NAME_USE sid_name_use, const char *nt_name, const char *comment)
+NTSTATUS add_initial_entry(gid_t gid, const char *sid, enum lsa_SidType sid_name_use, const char *nt_name, const char *comment)
{
GROUP_MAP map;
DEBUG(0,("failed to initialize group mapping\n"));
return NT_STATUS_UNSUCCESSFUL;
}
-
+
map.gid=gid;
if (!string_to_sid(&map.sid, sid)) {
DEBUG(0, ("string_to_sid failed: %s", sid));
return NT_STATUS_UNSUCCESSFUL;
}
-
+
map.sid_name_use=sid_name_use;
fstrcpy(map.nt_name, nt_name);
fstrcpy(map.comment, comment);
return pdb_add_group_mapping_entry(&map);
}
-/****************************************************************************
- Map a unix group to a newly created mapping
-****************************************************************************/
-NTSTATUS map_unix_group(const struct group *grp, GROUP_MAP *pmap)
-{
- NTSTATUS status;
- GROUP_MAP map;
- const char *grpname, *dom, *name;
- uint32 rid;
-
- if (pdb_getgrgid(&map, grp->gr_gid)) {
- return NT_STATUS_GROUP_EXISTS;
- }
-
- map.gid = grp->gr_gid;
- grpname = grp->gr_name;
-
- if (lookup_name(tmp_talloc_ctx(), grpname, LOOKUP_NAME_ISOLATED,
- &dom, &name, NULL, NULL)) {
-
- const char *tmp = talloc_asprintf(
- tmp_talloc_ctx(), "Unix Group %s", grp->gr_name);
-
- DEBUG(5, ("%s exists as %s\\%s, retrying as \"%s\"\n",
- grpname, dom, name, tmp));
- grpname = tmp;
- }
-
- if (lookup_name(tmp_talloc_ctx(), grpname, LOOKUP_NAME_ISOLATED,
- NULL, NULL, NULL, NULL)) {
- DEBUG(3, ("\"%s\" exists, can't map it\n", grp->gr_name));
- return NT_STATUS_GROUP_EXISTS;
- }
-
- fstrcpy(map.nt_name, grpname);
-
- if (pdb_rid_algorithm()) {
- rid = pdb_gid_to_group_rid( grp->gr_gid );
- } else {
- if (!pdb_new_rid(&rid)) {
- DEBUG(3, ("Could not get a new RID for %s\n",
- grp->gr_name));
- return NT_STATUS_ACCESS_DENIED;
- }
- }
-
- sid_compose(&map.sid, get_global_sam_sid(), rid);
- map.sid_name_use = SID_NAME_DOM_GRP;
- fstrcpy(map.comment, talloc_asprintf(tmp_talloc_ctx(), "Unix Group %s",
- grp->gr_name));
-
- status = pdb_add_group_mapping_entry(&map);
- if (NT_STATUS_IS_OK(status)) {
- *pmap = map;
- }
- return status;
-}
-
-/****************************************************************************
- Return the sid and the type of the unix group.
-****************************************************************************/
-
-static BOOL get_group_map_from_sid(DOM_SID sid, GROUP_MAP *map)
-{
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring string_sid;
- int ret = 0;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- /* the key is the SID, retrieving is direct */
-
- sid_to_string(string_sid, &sid);
- slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
-
- kbuf.dptr = key;
- kbuf.dsize = strlen(key)+1;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- return False;
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map->gid, &map->sid_name_use, &map->nt_name, &map->comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("get_group_map_from_sid: tdb_unpack failure\n"));
- return False;
- }
-
- sid_copy(&map->sid, &sid);
-
- return True;
-}
-
-/****************************************************************************
- Return the sid and the type of the unix group.
-****************************************************************************/
-
-static BOOL get_group_map_from_gid(gid_t gid, GROUP_MAP *map)
-{
- TDB_DATA kbuf, dbuf, newkey;
- fstring string_sid;
- int ret;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- /* we need to enumerate the TDB to find the GID */
-
- for (kbuf = tdb_firstkey(tdb);
- kbuf.dptr;
- newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
-
- if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0) continue;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- continue;
-
- fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
-
- string_to_sid(&map->sid, string_sid);
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map->gid, &map->sid_name_use, &map->nt_name, &map->comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("get_group_map_from_gid: tdb_unpack failure\n"));
- return False;
- }
-
- if (gid==map->gid) {
- SAFE_FREE(kbuf.dptr);
- return True;
- }
- }
-
- return False;
-}
-
-/****************************************************************************
- Return the sid and the type of the unix group.
-****************************************************************************/
-
-static BOOL get_group_map_from_ntname(const char *name, GROUP_MAP *map)
-{
- TDB_DATA kbuf, dbuf, newkey;
- fstring string_sid;
- int ret;
-
- if(!init_group_mapping()) {
- DEBUG(0,("get_group_map_from_ntname:failed to initialize group mapping\n"));
- return(False);
- }
-
- /* we need to enumerate the TDB to find the name */
-
- for (kbuf = tdb_firstkey(tdb);
- kbuf.dptr;
- newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
-
- if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0) continue;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- continue;
-
- fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
-
- string_to_sid(&map->sid, string_sid);
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map->gid, &map->sid_name_use, &map->nt_name, &map->comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("get_group_map_from_ntname: tdb_unpack failure\n"));
- return False;
- }
-
- if ( strequal(name, map->nt_name) ) {
- SAFE_FREE(kbuf.dptr);
- return True;
- }
- }
-
- return False;
-}
-
-/****************************************************************************
- Remove a group mapping entry.
-****************************************************************************/
-
-static BOOL group_map_remove(const DOM_SID *sid)
-{
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring string_sid;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- /* the key is the SID, retrieving is direct */
-
- sid_to_string(string_sid, sid);
- slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
-
- kbuf.dptr = key;
- kbuf.dsize = strlen(key)+1;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- return False;
-
- SAFE_FREE(dbuf.dptr);
-
- if(tdb_delete(tdb, kbuf) != TDB_SUCCESS)
- return False;
-
- return True;
-}
-
-/****************************************************************************
- Enumerate the group mapping.
-****************************************************************************/
-
-static BOOL enum_group_mapping(const DOM_SID *domsid, enum SID_NAME_USE sid_name_use, GROUP_MAP **pp_rmap,
- size_t *p_num_entries, BOOL unix_only)
-{
- TDB_DATA kbuf, dbuf, newkey;
- fstring string_sid;
- GROUP_MAP map;
- GROUP_MAP *mapt;
- int ret;
- size_t entries=0;
- DOM_SID grpsid;
- uint32 rid;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- *p_num_entries=0;
- *pp_rmap=NULL;
-
- for (kbuf = tdb_firstkey(tdb);
- kbuf.dptr;
- newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
-
- if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0)
- continue;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- continue;
-
- fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map.gid, &map.sid_name_use, &map.nt_name, &map.comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("enum_group_mapping: tdb_unpack failure\n"));
- continue;
- }
-
- /* list only the type or everything if UNKNOWN */
- if (sid_name_use!=SID_NAME_UNKNOWN && sid_name_use!=map.sid_name_use) {
- DEBUG(11,("enum_group_mapping: group %s is not of the requested type\n", map.nt_name));
- continue;
- }
-
- if (unix_only==ENUM_ONLY_MAPPED && map.gid==-1) {
- DEBUG(11,("enum_group_mapping: group %s is non mapped\n", map.nt_name));
- continue;
- }
-
- string_to_sid(&grpsid, string_sid);
- sid_copy( &map.sid, &grpsid );
-
- sid_split_rid( &grpsid, &rid );
-
- /* Only check the domain if we were given one */
-
- if ( domsid && !sid_equal( domsid, &grpsid ) ) {
- DEBUG(11,("enum_group_mapping: group %s is not in domain %s\n",
- string_sid, sid_string_static(domsid)));
- continue;
- }
-
- DEBUG(11,("enum_group_mapping: returning group %s of "
- "type %s\n", map.nt_name,
- sid_type_lookup(map.sid_name_use)));
-
- (*pp_rmap) = SMB_REALLOC_ARRAY((*pp_rmap), GROUP_MAP, entries+1);
- if (!(*pp_rmap)) {
- DEBUG(0,("enum_group_mapping: Unable to enlarge group map!\n"));
- return False;
- }
-
- mapt = (*pp_rmap);
-
- mapt[entries].gid = map.gid;
- sid_copy( &mapt[entries].sid, &map.sid);
- mapt[entries].sid_name_use = map.sid_name_use;
- fstrcpy(mapt[entries].nt_name, map.nt_name);
- fstrcpy(mapt[entries].comment, map.comment);
-
- entries++;
-
- }
-
- *p_num_entries=entries;
-
- return True;
-}
-
-/* This operation happens on session setup, so it should better be fast. We
- * store a list of aliases a SID is member of hanging off MEMBEROF/SID. */
-
-static NTSTATUS one_alias_membership(const DOM_SID *member,
- DOM_SID **sids, size_t *num)
-{
- fstring key, string_sid;
- TDB_DATA kbuf, dbuf;
- const char *p;
-
- if (!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return NT_STATUS_ACCESS_DENIED;
- }
-
- sid_to_string(string_sid, member);
- slprintf(key, sizeof(key), "%s%s", MEMBEROF_PREFIX, string_sid);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
-
- dbuf = tdb_fetch(tdb, kbuf);
-
- if (dbuf.dptr == NULL) {
- return NT_STATUS_OK;
- }
-
- p = dbuf.dptr;
-
- while (next_token(&p, string_sid, " ", sizeof(string_sid))) {
-
- DOM_SID alias;
-
- if (!string_to_sid(&alias, string_sid))
- continue;
-
- add_sid_to_array_unique(NULL, &alias, sids, num);
-
- if (sids == NULL)
- return NT_STATUS_NO_MEMORY;
- }
-
- SAFE_FREE(dbuf.dptr);
- return NT_STATUS_OK;
-}
-
-static NTSTATUS alias_memberships(const DOM_SID *members, size_t num_members,
- DOM_SID **sids, size_t *num)
+static NTSTATUS alias_memberships(const struct dom_sid *members, size_t num_members,
+ struct dom_sid **sids, size_t *num)
{
size_t i;
*sids = NULL;
for (i=0; i<num_members; i++) {
- NTSTATUS status = one_alias_membership(&members[i], sids, num);
+ NTSTATUS status = backend->one_alias_membership(&members[i], sids, num);
if (!NT_STATUS_IS_OK(status))
return status;
}
return NT_STATUS_OK;
}
-static BOOL is_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- DOM_SID *sids;
- size_t i, num;
-
- /* This feels the wrong way round, but the on-disk data structure
- * dictates it this way. */
- if (!NT_STATUS_IS_OK(alias_memberships(member, 1, &sids, &num)))
- return False;
-
- for (i=0; i<num; i++) {
- if (sid_compare(alias, &sids[i]) == 0) {
- SAFE_FREE(sids);
- return True;
- }
- }
- SAFE_FREE(sids);
- return False;
-}
-
-static NTSTATUS add_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- GROUP_MAP map;
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring string_sid;
- char *new_memberstring;
- int result;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return NT_STATUS_ACCESS_DENIED;
- }
-
- if (!get_group_map_from_sid(*alias, &map))
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if ( (map.sid_name_use != SID_NAME_ALIAS) &&
- (map.sid_name_use != SID_NAME_WKN_GRP) )
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if (is_aliasmem(alias, member))
- return NT_STATUS_MEMBER_IN_ALIAS;
-
- sid_to_string(string_sid, member);
- slprintf(key, sizeof(key), "%s%s", MEMBEROF_PREFIX, string_sid);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
-
- dbuf = tdb_fetch(tdb, kbuf);
-
- sid_to_string(string_sid, alias);
-
- if (dbuf.dptr != NULL) {
- asprintf(&new_memberstring, "%s %s", (char *)(dbuf.dptr),
- string_sid);
- } else {
- new_memberstring = SMB_STRDUP(string_sid);
- }
-
- if (new_memberstring == NULL)
- return NT_STATUS_NO_MEMORY;
-
- SAFE_FREE(dbuf.dptr);
- dbuf.dsize = strlen(new_memberstring)+1;
- dbuf.dptr = new_memberstring;
-
- result = tdb_store(tdb, kbuf, dbuf, 0);
-
- SAFE_FREE(new_memberstring);
-
- return (result == 0 ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED);
-}
-
struct aliasmem_closure {
- const DOM_SID *alias;
- DOM_SID **sids;
+ const struct dom_sid *alias;
+ struct dom_sid **sids;
size_t *num;
};
-static int collect_aliasmem(TDB_CONTEXT *tdb_ctx, TDB_DATA key, TDB_DATA data,
- void *state)
-{
- struct aliasmem_closure *closure = (struct aliasmem_closure *)state;
- const char *p;
- fstring alias_string;
-
- if (strncmp(key.dptr, MEMBEROF_PREFIX,
- strlen(MEMBEROF_PREFIX)) != 0)
- return 0;
-
- p = data.dptr;
-
- while (next_token(&p, alias_string, " ", sizeof(alias_string))) {
-
- DOM_SID alias, member;
- const char *member_string;
-
-
- if (!string_to_sid(&alias, alias_string))
- continue;
-
- if (sid_compare(closure->alias, &alias) != 0)
- continue;
-
- /* Ok, we found the alias we're looking for in the membership
- * list currently scanned. The key represents the alias
- * member. Add that. */
-
- member_string = strchr(key.dptr, '/');
-
- /* Above we tested for MEMBEROF_PREFIX which includes the
- * slash. */
-
- SMB_ASSERT(member_string != NULL);
- member_string += 1;
-
- if (!string_to_sid(&member, member_string))
- continue;
-
- add_sid_to_array(NULL, &member, closure->sids, closure->num);
- }
-
- return 0;
-}
-
-static NTSTATUS enum_aliasmem(const DOM_SID *alias, DOM_SID **sids, size_t *num)
-{
- GROUP_MAP map;
- struct aliasmem_closure closure;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return NT_STATUS_ACCESS_DENIED;
- }
-
- if (!get_group_map_from_sid(*alias, &map))
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if ( (map.sid_name_use != SID_NAME_ALIAS) &&
- (map.sid_name_use != SID_NAME_WKN_GRP) )
- return NT_STATUS_NO_SUCH_ALIAS;
-
- *sids = NULL;
- *num = 0;
-
- closure.alias = alias;
- closure.sids = sids;
- closure.num = num;
-
- tdb_traverse(tdb, collect_aliasmem, &closure);
- return NT_STATUS_OK;
-}
-
-static NTSTATUS del_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- NTSTATUS result;
- DOM_SID *sids;
- size_t i, num;
- BOOL found = False;
- char *member_string;
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring sid_string;
-
- result = alias_memberships(member, 1, &sids, &num);
-
- if (!NT_STATUS_IS_OK(result))
- return result;
-
- for (i=0; i<num; i++) {
- if (sid_compare(&sids[i], alias) == 0) {
- found = True;
- break;
- }
- }
-
- if (!found) {
- SAFE_FREE(sids);
- return NT_STATUS_MEMBER_NOT_IN_ALIAS;
- }
- if (i < num)
- sids[i] = sids[num-1];
-
- num -= 1;
-
- sid_to_string(sid_string, member);
- slprintf(key, sizeof(key), "%s%s", MEMBEROF_PREFIX, sid_string);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
-
- if (num == 0)
- return tdb_delete(tdb, kbuf) == 0 ?
- NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
-
- member_string = SMB_STRDUP("");
-
- if (member_string == NULL) {
- SAFE_FREE(sids);
- return NT_STATUS_NO_MEMORY;
- }
-
- for (i=0; i<num; i++) {
- char *s = member_string;
-
- sid_to_string(sid_string, &sids[i]);
- asprintf(&member_string, "%s %s", s, sid_string);
-
- SAFE_FREE(s);
- if (member_string == NULL) {
- SAFE_FREE(sids);
- return NT_STATUS_NO_MEMORY;
- }
- }
-
- dbuf.dsize = strlen(member_string)+1;
- dbuf.dptr = member_string;
-
- result = tdb_store(tdb, kbuf, dbuf, 0) == 0 ?
- NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
-
- SAFE_FREE(sids);
- SAFE_FREE(member_string);
-
- return result;
-}
/*
*
/* get a domain group from it's SID */
-BOOL get_domain_group_from_sid(DOM_SID sid, GROUP_MAP *map)
+bool get_domain_group_from_sid(struct dom_sid sid, GROUP_MAP *map)
{
struct group *grp;
- BOOL ret;
-
+ bool ret;
+
if(!init_group_mapping()) {
DEBUG(0,("failed to initialize group mapping\n"));
return(False);
DEBUG(10, ("get_domain_group_from_sid\n"));
/* if the group is NOT in the database, it CAN NOT be a domain group */
-
+
become_root();
ret = pdb_getgrsid(map, sid);
unbecome_root();
-
+
/* special case check for rid 513 */
-
+
if ( !ret ) {
uint32 rid;
-
+
sid_peek_rid( &sid, &rid );
-
- if ( rid == DOMAIN_GROUP_RID_USERS ) {
+
+ if ( rid == DOMAIN_RID_USERS ) {
fstrcpy( map->nt_name, "None" );
fstrcpy( map->comment, "Ordinary Users" );
sid_copy( &map->sid, &sid );
map->sid_name_use = SID_NAME_DOM_GRP;
-
+ map->gid = (gid_t)-1;
return True;
}
-
return False;
}
- DEBUG(10, ("get_domain_group_from_sid: SID found in the TDB\n"));
+ DEBUG(10, ("get_domain_group_from_sid: SID found in passdb\n"));
/* if it's not a domain group, continue */
if (map->sid_name_use!=SID_NAME_DOM_GRP) {
}
DEBUG(10, ("get_domain_group_from_sid: SID is a domain group\n"));
-
+
if (map->gid==-1) {
return False;
}
DEBUG(10, ("get_domain_group_from_sid: SID is mapped to gid:%lu\n",(unsigned long)map->gid));
-
+
grp = getgrgid(map->gid);
if ( !grp ) {
DEBUG(10, ("get_domain_group_from_sid: gid DOESN'T exist in UNIX security\n"));
int smb_create_group(const char *unix_group, gid_t *new_gid)
{
- pstring add_script;
+ char *add_script = NULL;
int ret = -1;
int fd = 0;
-
+
*new_gid = 0;
/* defer to scripts */
-
+
if ( *lp_addgroup_script() ) {
- pstrcpy(add_script, lp_addgroup_script());
- pstring_sub(add_script, "%g", unix_group);
+ TALLOC_CTX *ctx = talloc_tos();
+
+ add_script = talloc_strdup(ctx,
+ lp_addgroup_script());
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub(ctx,
+ add_script, "%g", unix_group);
+ if (!add_script) {
+ return -1;
+ }
+
ret = smbrun(add_script, &fd);
DEBUG(ret ? 0 : 3,("smb_create_group: Running the command `%s' gave %d\n",add_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
if (ret != 0)
return ret;
-
+
if (fd != 0) {
fstring output;
if (read(fd, output, sizeof(output)) > 0) {
*new_gid = (gid_t)strtoul(output, NULL, 10);
}
-
+
close(fd);
}
if (grp != NULL)
*new_gid = grp->gr_gid;
}
-
- return ret;
+
+ return ret;
}
/****************************************************************************
int smb_delete_group(const char *unix_group)
{
- pstring del_script;
- int ret;
+ char *del_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_delgroup_script() ) {
- pstrcpy(del_script, lp_delgroup_script());
- pstring_sub(del_script, "%g", unix_group);
+ TALLOC_CTX *ctx = talloc_tos();
+
+ del_script = talloc_strdup(ctx,
+ lp_delgroup_script());
+ if (!del_script) {
+ return -1;
+ }
+ del_script = talloc_string_sub(ctx,
+ del_script, "%g", unix_group);
+ if (!del_script) {
+ return -1;
+ }
ret = smbrun(del_script,NULL);
DEBUG(ret ? 0 : 3,("smb_delete_group: Running the command `%s' gave %d\n",del_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
-
+
return -1;
}
/****************************************************************************
Set a user's primary UNIX group.
****************************************************************************/
+
int smb_set_primary_group(const char *unix_group, const char* unix_user)
{
- pstring add_script;
- int ret;
+ char *add_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_setprimarygroup_script() ) {
- pstrcpy(add_script, lp_setprimarygroup_script());
- all_string_sub(add_script, "%g", unix_group, sizeof(add_script));
- all_string_sub(add_script, "%u", unix_user, sizeof(add_script));
+ TALLOC_CTX *ctx = talloc_tos();
+
+ add_script = talloc_strdup(ctx,
+ lp_setprimarygroup_script());
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_all_string_sub(ctx,
+ add_script, "%g", unix_group);
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub(ctx,
+ add_script, "%u", unix_user);
+ if (!add_script) {
+ return -1;
+ }
ret = smbrun(add_script,NULL);
flush_pwnam_cache();
DEBUG(ret ? 0 : 3,("smb_set_primary_group: "
"Running the command `%s' gave %d\n",add_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
int smb_add_user_group(const char *unix_group, const char *unix_user)
{
- pstring add_script;
- int ret;
+ char *add_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_addusertogroup_script() ) {
- pstrcpy(add_script, lp_addusertogroup_script());
- pstring_sub(add_script, "%g", unix_group);
- pstring_sub(add_script, "%u", unix_user);
+ TALLOC_CTX *ctx = talloc_tos();
+
+ add_script = talloc_strdup(ctx,
+ lp_addusertogroup_script());
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub(ctx,
+ add_script, "%g", unix_group);
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub2(ctx,
+ add_script, "%u", unix_user, true, false, true);
+ if (!add_script) {
+ return -1;
+ }
ret = smbrun(add_script,NULL);
DEBUG(ret ? 0 : 3,("smb_add_user_group: Running the command `%s' gave %d\n",add_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
-
+
return -1;
}
int smb_delete_user_group(const char *unix_group, const char *unix_user)
{
- pstring del_script;
- int ret;
+ char *del_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_deluserfromgroup_script() ) {
- pstrcpy(del_script, lp_deluserfromgroup_script());
- pstring_sub(del_script, "%g", unix_group);
- pstring_sub(del_script, "%u", unix_user);
+ TALLOC_CTX *ctx = talloc_tos();
+
+ del_script = talloc_strdup(ctx,
+ lp_deluserfromgroup_script());
+ if (!del_script) {
+ return -1;
+ }
+ del_script = talloc_string_sub(ctx,
+ del_script, "%g", unix_group);
+ if (!del_script) {
+ return -1;
+ }
+ del_script = talloc_string_sub2(ctx,
+ del_script, "%u", unix_user, true, false, true);
+ if (!del_script) {
+ return -1;
+ }
ret = smbrun(del_script,NULL);
DEBUG(ret ? 0 : 3,("smb_delete_user_group: Running the command `%s' gave %d\n",del_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
-
+
return -1;
}
NTSTATUS pdb_default_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
- DOM_SID sid)
+ struct dom_sid sid)
{
- return get_group_map_from_sid(sid, map) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->get_group_map_from_sid(sid, map) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
gid_t gid)
{
- return get_group_map_from_gid(gid, map) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->get_group_map_from_gid(gid, map) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
const char *name)
{
- return get_group_map_from_ntname(name, map) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->get_group_map_from_ntname(name, map) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_add_group_mapping_entry(struct pdb_methods *methods,
GROUP_MAP *map)
{
- return add_mapping_entry(map, TDB_INSERT) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->add_mapping_entry(map, TDB_INSERT) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_update_group_mapping_entry(struct pdb_methods *methods,
GROUP_MAP *map)
{
- return add_mapping_entry(map, TDB_REPLACE) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->add_mapping_entry(map, TDB_REPLACE) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_delete_group_mapping_entry(struct pdb_methods *methods,
- DOM_SID sid)
+ struct dom_sid sid)
{
- return group_map_remove(&sid) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->group_map_remove(&sid) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_enum_group_mapping(struct pdb_methods *methods,
- const DOM_SID *sid, enum SID_NAME_USE sid_name_use,
+ const struct dom_sid *sid, enum lsa_SidType sid_name_use,
GROUP_MAP **pp_rmap, size_t *p_num_entries,
- BOOL unix_only)
+ bool unix_only)
{
- return enum_group_mapping(sid, sid_name_use, pp_rmap, p_num_entries, unix_only) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->enum_group_mapping(sid, sid_name_use, pp_rmap, p_num_entries, unix_only) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
-NTSTATUS pdb_default_find_alias(struct pdb_methods *methods,
- const char *name, DOM_SID *sid)
-{
- GROUP_MAP map;
-
- if (!pdb_getgrnam(&map, name))
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if ((map.sid_name_use != SID_NAME_WKN_GRP) &&
- (map.sid_name_use != SID_NAME_ALIAS))
- return NT_STATUS_OBJECT_TYPE_MISMATCH;
-
- sid_copy(sid, &map.sid);
- return NT_STATUS_OK;
-}
-
NTSTATUS pdb_default_create_alias(struct pdb_methods *methods,
const char *name, uint32 *rid)
{
- DOM_SID sid;
- enum SID_NAME_USE type;
+ struct dom_sid sid;
+ enum lsa_SidType type;
uint32 new_rid;
gid_t gid;
- BOOL exists;
+ bool exists;
GROUP_MAP map;
TALLOC_CTX *mem_ctx;
NTSTATUS status;
return NT_STATUS_NO_MEMORY;
}
- exists = lookup_name(mem_ctx, name, LOOKUP_NAME_ISOLATED,
+ exists = lookup_name(mem_ctx, name, LOOKUP_NAME_LOCAL,
NULL, NULL, &sid, &type);
TALLOC_FREE(mem_ctx);
return NT_STATUS_ALIAS_EXISTS;
}
- if (!winbind_allocate_gid(&gid)) {
- DEBUG(3, ("Could not get a gid out of winbind\n"));
+ if (!pdb_new_rid(&new_rid)) {
+ DEBUG(0, ("Could not allocate a RID.\n"));
return NT_STATUS_ACCESS_DENIED;
}
- if (!pdb_new_rid(&new_rid)) {
- DEBUG(0, ("Could not allocate a RID -- wasted a gid :-(\n"));
+ sid_compose(&sid, get_global_sam_sid(), new_rid);
+
+ if (!winbind_allocate_gid(&gid)) {
+ DEBUG(3, ("Could not get a gid out of winbind - "
+ "wasted a rid :-(\n"));
return NT_STATUS_ACCESS_DENIED;
}
- DEBUG(10, ("Creating alias %s with gid %d and rid %d\n",
- name, gid, new_rid));
-
- sid_copy(&sid, get_global_sam_sid());
- sid_append_rid(&sid, new_rid);
+ DEBUG(10, ("Creating alias %s with gid %u and rid %u\n",
+ name, (unsigned int)gid, (unsigned int)new_rid));
map.gid = gid;
sid_copy(&map.sid, &sid);
}
NTSTATUS pdb_default_delete_alias(struct pdb_methods *methods,
- const DOM_SID *sid)
+ const struct dom_sid *sid)
{
return pdb_delete_group_mapping_entry(*sid);
}
NTSTATUS pdb_default_get_aliasinfo(struct pdb_methods *methods,
- const DOM_SID *sid,
+ const struct dom_sid *sid,
struct acct_info *info)
{
GROUP_MAP map;
if ((map.sid_name_use != SID_NAME_ALIAS) &&
(map.sid_name_use != SID_NAME_WKN_GRP)) {
DEBUG(2, ("%s is a %s, expected an alias\n",
- sid_string_static(sid),
+ sid_string_dbg(sid),
sid_type_lookup(map.sid_name_use)));
return NT_STATUS_NO_SUCH_ALIAS;
}
}
NTSTATUS pdb_default_set_aliasinfo(struct pdb_methods *methods,
- const DOM_SID *sid,
+ const struct dom_sid *sid,
struct acct_info *info)
{
GROUP_MAP map;
}
NTSTATUS pdb_default_add_aliasmem(struct pdb_methods *methods,
- const DOM_SID *alias, const DOM_SID *member)
+ const struct dom_sid *alias, const struct dom_sid *member)
{
- return add_aliasmem(alias, member);
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->add_aliasmem(alias, member);
}
NTSTATUS pdb_default_del_aliasmem(struct pdb_methods *methods,
- const DOM_SID *alias, const DOM_SID *member)
+ const struct dom_sid *alias, const struct dom_sid *member)
{
- return del_aliasmem(alias, member);
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->del_aliasmem(alias, member);
}
NTSTATUS pdb_default_enum_aliasmem(struct pdb_methods *methods,
- const DOM_SID *alias, DOM_SID **pp_members,
- size_t *p_num_members)
+ const struct dom_sid *alias, TALLOC_CTX *mem_ctx,
+ struct dom_sid **pp_members, size_t *p_num_members)
{
- return enum_aliasmem(alias, pp_members, p_num_members);
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->enum_aliasmem(alias, mem_ctx, pp_members,
+ p_num_members);
}
NTSTATUS pdb_default_alias_memberships(struct pdb_methods *methods,
TALLOC_CTX *mem_ctx,
- const DOM_SID *domain_sid,
- const DOM_SID *members,
+ const struct dom_sid *domain_sid,
+ const struct dom_sid *members,
size_t num_members,
uint32 **pp_alias_rids,
size_t *p_num_alias_rids)
{
- DOM_SID *alias_sids;
+ struct dom_sid *alias_sids;
size_t i, num_alias_sids;
NTSTATUS result;
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
alias_sids = NULL;
num_alias_sids = 0;
if (!NT_STATUS_IS_OK(result))
return result;
+ *p_num_alias_rids = 0;
+
+ if (num_alias_sids == 0) {
+ TALLOC_FREE(alias_sids);
+ return NT_STATUS_OK;
+ }
+
*pp_alias_rids = TALLOC_ARRAY(mem_ctx, uint32, num_alias_sids);
if (*pp_alias_rids == NULL)
return NT_STATUS_NO_MEMORY;
- *p_num_alias_rids = 0;
-
for (i=0; i<num_alias_sids; i++) {
if (!sid_peek_check_rid(domain_sid, &alias_sids[i],
&(*pp_alias_rids)[*p_num_alias_rids]))
*p_num_alias_rids += 1;
}
- SAFE_FREE(alias_sids);
+ TALLOC_FREE(alias_sids);
return NT_STATUS_OK;
}
*********************************************************************/
NTSTATUS pdb_nop_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
- DOM_SID sid)
+ struct dom_sid sid)
{
return NT_STATUS_UNSUCCESSFUL;
}
}
NTSTATUS pdb_nop_delete_group_mapping_entry(struct pdb_methods *methods,
- DOM_SID sid)
+ struct dom_sid sid)
{
return NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_nop_enum_group_mapping(struct pdb_methods *methods,
- enum SID_NAME_USE sid_name_use,
+ enum lsa_SidType sid_name_use,
GROUP_MAP **rmap, size_t *num_entries,
- BOOL unix_only)
+ bool unix_only)
{
return NT_STATUS_UNSUCCESSFUL;
}
/****************************************************************************
These need to be redirected through pdb_interface.c
****************************************************************************/
-BOOL pdb_get_dom_grp_info(const DOM_SID *sid, struct acct_info *info)
+bool pdb_get_dom_grp_info(const struct dom_sid *sid, struct acct_info *info)
{
GROUP_MAP map;
- BOOL res;
+ bool res;
become_root();
res = get_domain_group_from_sid(*sid, &map);
return True;
}
-BOOL pdb_set_dom_grp_info(const DOM_SID *sid, const struct acct_info *info)
+bool pdb_set_dom_grp_info(const struct dom_sid *sid, const struct acct_info *info)
{
GROUP_MAP map;
NTSTATUS pdb_create_builtin_alias(uint32 rid)
{
- DOM_SID sid;
- enum SID_NAME_USE type;
+ struct dom_sid sid;
+ enum lsa_SidType type;
gid_t gid;
GROUP_MAP map;
TALLOC_CTX *mem_ctx;
fstring groupname;
DEBUG(10, ("Trying to create builtin alias %d\n", rid));
-
+
if ( !sid_compose( &sid, &global_sid_Builtin, rid ) ) {
return NT_STATUS_NO_SUCH_ALIAS;
}
-
+
if ( (mem_ctx = talloc_new(NULL)) == NULL ) {
return NT_STATUS_NO_MEMORY;
}
-
+
if ( !lookup_sid(mem_ctx, &sid, NULL, &name, &type) ) {
TALLOC_FREE( mem_ctx );
return NT_STATUS_NO_SUCH_ALIAS;
}
-
+
/* validate RID so copy the name and move on */
-
+
fstrcpy( groupname, name );
TALLOC_FREE( mem_ctx );
return NT_STATUS_ACCESS_DENIED;
}
- DEBUG(10,("Creating alias %s with gid %d\n", name, gid));
+ DEBUG(10,("Creating alias %s with gid %u\n", groupname, (unsigned int)gid));
map.gid = gid;
sid_copy(&map.sid, &sid);
map.sid_name_use = SID_NAME_ALIAS;
- fstrcpy(map.nt_name, name);
+ fstrcpy(map.nt_name, groupname);
fstrcpy(map.comment, "");
status = pdb_add_group_mapping_entry(&map);
git.samba.org / samba.git / blobdiff