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authorGerald Carter <jerry@samba.org>2003-12-10 16:40:17 +0000
committerGerald Carter <jerry@samba.org>2003-12-10 16:40:17 +0000
commit87fddf6a988dfcdb3f1d3a715df585b6c6efa9d7 (patch)
tree4ec7f33f4fc92ad4770e13651f9ca1965df498f3 /source3
parent57607049187fc735d16050cb6f5d1aa41cf44747 (diff)
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more group lookup access fixes on the neverending bug 281
(This used to be commit 9359a6ea80d1228e87ea825a100a2d289c37162d)
Diffstat (limited to 'source3')
-rw-r--r--source3/groupdb/mapping.c28
-rw-r--r--source3/passdb/passdb.c22
-rw-r--r--source3/rpc_server/srv_samr_nt.c7
-rw-r--r--source3/rpc_server/srv_util.c14
4 files changed, 49 insertions, 22 deletions
diff --git a/source3/groupdb/mapping.c b/source3/groupdb/mapping.c
index b1c260581e..08ac6a25a5 100644
--- a/source3/groupdb/mapping.c
+++ b/source3/groupdb/mapping.c
@@ -504,7 +504,8 @@ static BOOL enum_group_mapping(enum SID_NAME_USE sid_name_use, GROUP_MAP **rmap,
BOOL get_domain_group_from_sid(DOM_SID sid, GROUP_MAP *map)
{
struct group *grp;
-
+ BOOL ret;
+
if(!init_group_mapping()) {
DEBUG(0,("failed to initialize group mapping"));
return(False);
@@ -513,7 +514,12 @@ BOOL get_domain_group_from_sid(DOM_SID sid, GROUP_MAP *map)
DEBUG(10, ("get_domain_group_from_sid\n"));
/* if the group is NOT in the database, it CAN NOT be a domain group */
- if(!pdb_getgrsid(map, sid))
+
+ become_root();
+ ret = pdb_getgrsid(map, sid);
+ unbecome_root();
+
+ if ( !ret )
return False;
DEBUG(10, ("get_domain_group_from_sid: SID found in the TDB\n"));
@@ -547,14 +553,19 @@ BOOL get_domain_group_from_sid(DOM_SID sid, GROUP_MAP *map)
BOOL get_local_group_from_sid(DOM_SID sid, GROUP_MAP *map)
{
+ BOOL ret;
+
if(!init_group_mapping()) {
DEBUG(0,("failed to initialize group mapping"));
return(False);
}
/* The group is in the mapping table */
+ become_root();
+ ret = pdb_getgrsid(map, sid);
+ unbecome_root();
- if( !pdb_getgrsid(map, sid) )
+ if ( !ret )
return False;
if ( (map->sid_name_use != SID_NAME_ALIAS)
@@ -564,7 +575,7 @@ BOOL get_local_group_from_sid(DOM_SID sid, GROUP_MAP *map)
return False;
}
-#if 0 /* JERRY */
+#if 1 /* JERRY */
/* local groups only exist in the group mapping DB so this
is not necessary */
@@ -572,6 +583,7 @@ BOOL get_local_group_from_sid(DOM_SID sid, GROUP_MAP *map)
/* the group isn't in the mapping table.
* make one based on the unix information */
uint32 alias_rid;
+ struct group *grp;
sid_peek_rid(&sid, &alias_rid);
map->gid=pdb_group_rid_to_gid(alias_rid);
@@ -599,13 +611,19 @@ BOOL get_local_group_from_sid(DOM_SID sid, GROUP_MAP *map)
BOOL get_builtin_group_from_sid(DOM_SID sid, GROUP_MAP *map)
{
struct group *grp;
+ BOOL ret;
+
if(!init_group_mapping()) {
DEBUG(0,("failed to initialize group mapping"));
return(False);
}
- if(!pdb_getgrsid(map, sid))
+ become_root();
+ ret = pdb_getgrsid(map, sid);
+ unbecome_root();
+
+ if ( !ret )
return False;
if (map->sid_name_use!=SID_NAME_WKN_GRP) {
diff --git a/source3/passdb/passdb.c b/source3/passdb/passdb.c
index 6246cdaee1..cfa39685e3 100644
--- a/source3/passdb/passdb.c
+++ b/source3/passdb/passdb.c
@@ -707,6 +707,7 @@ BOOL local_lookup_sid(DOM_SID *sid, char *name, enum SID_NAME_USE *psid_name_use
uint32 rid;
SAM_ACCOUNT *sam_account = NULL;
GROUP_MAP map;
+ BOOL ret;
if (!sid_peek_check_rid(get_global_sam_sid(), sid, &rid)){
DEBUG(0,("local_lookup_sid: sid_peek_check_rid return False! SID: %s\n",
@@ -736,9 +737,10 @@ BOOL local_lookup_sid(DOM_SID *sid, char *name, enum SID_NAME_USE *psid_name_use
/* see if the passdb can help us with the name of the user */
+ /* BEING ROOT BLLOCK */
become_root();
if (pdb_getsampwsid(sam_account, sid)) {
- unbecome_root();
+ unbecome_root(); /* -----> EXIT BECOME_ROOT() */
fstrcpy(name, pdb_get_username(sam_account));
*psid_name_use = SID_NAME_USER;
@@ -746,10 +748,13 @@ BOOL local_lookup_sid(DOM_SID *sid, char *name, enum SID_NAME_USE *psid_name_use
return True;
}
- unbecome_root();
pdb_free_sam(&sam_account);
-
- if (pdb_getgrsid(&map, *sid)) {
+
+ ret = pdb_getgrsid(&map, *sid);
+ unbecome_root();
+ /* END BECOME_ROOT BLOCK */
+
+ if ( ret ) {
if (map.gid!=(gid_t)-1) {
DEBUG(5,("local_lookup_sid: mapped group %s to gid %u\n", map.nt_name, (unsigned int)map.gid));
} else {
@@ -1233,6 +1238,7 @@ BOOL local_sid_to_gid(gid_t *pgid, const DOM_SID *psid, enum SID_NAME_USE *name_
{
uint32 rid;
GROUP_MAP group;
+ BOOL ret;
*name_type = SID_NAME_UNKNOWN;
@@ -1241,8 +1247,12 @@ BOOL local_sid_to_gid(gid_t *pgid, const DOM_SID *psid, enum SID_NAME_USE *name_
/* we don't need to disable winbindd since the gid is stored in
the GROUP_MAP object */
-
- if ( !pdb_getgrsid(&group, *psid) ) {
+
+ become_root();
+ pdb_getgrsid(&group, *psid);
+ unbecome_root();
+
+ if ( !ret ) {
/* fallback to rid mapping if enabled */
diff --git a/source3/rpc_server/srv_samr_nt.c b/source3/rpc_server/srv_samr_nt.c
index 7f57a9fc9d..c84e288a4b 100644
--- a/source3/rpc_server/srv_samr_nt.c
+++ b/source3/rpc_server/srv_samr_nt.c
@@ -1246,6 +1246,7 @@ NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAM
DOM_SID sid;
GROUP_MAP map;
uint32 acc_granted;
+ BOOL ret;
r_u->status = NT_STATUS_OK;
@@ -1262,7 +1263,11 @@ NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAM
!sid_check_is_in_builtin(&sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
- if (!pdb_getgrsid(&map, sid))
+ become_root();
+ ret = pdb_getgrsid(&map, sid);
+ unbecome_root();
+
+ if ( !ret )
return NT_STATUS_NO_SUCH_ALIAS;
switch (q_u->switch_level) {
diff --git a/source3/rpc_server/srv_util.c b/source3/rpc_server/srv_util.c
index c2395e6fae..504e6a83c0 100644
--- a/source3/rpc_server/srv_util.c
+++ b/source3/rpc_server/srv_util.c
@@ -147,8 +147,6 @@ NTSTATUS get_alias_user_groups(TALLOC_CTX *ctx, DOM_SID *sid, int *numgroups, ui
return NT_STATUS_UNSUCCESSFUL;
}
- become_root();
-
for (i=0;i<num_groups;i++) {
if (!get_group_from_gid(groups[i], &map)) {
@@ -197,9 +195,8 @@ NTSTATUS get_alias_user_groups(TALLOC_CTX *ctx, DOM_SID *sid, int *numgroups, ui
break;
}
- unbecome_root();
-
- if(num_groups) free(groups);
+ if(num_groups)
+ free(groups);
/* now check for the user's gid (the primary group rid) */
for (i=0; i<cur_rid && grid!=rids[i]; i++)
@@ -213,15 +210,12 @@ NTSTATUS get_alias_user_groups(TALLOC_CTX *ctx, DOM_SID *sid, int *numgroups, ui
DEBUG(10,("get_alias_user_groups: looking for gid %d of user %s\n", (int)gid, user_name));
- become_root();
-
if(!get_group_from_gid(gid, &map)) {
- DEBUG(0,("get_alias_user_groups: gid of user %s doesn't exist. Check your /etc/passwd and /etc/group files\n", user_name));
+ DEBUG(0,("get_alias_user_groups: gid of user %s doesn't exist. Check your "
+ "/etc/passwd and /etc/group files\n", user_name));
goto done;
}
- unbecome_root();
-
/* the primary group isn't an alias */
if (map.sid_name_use!=SID_NAME_ALIAS) {
DEBUG(10,("get_alias_user_groups: not returing %s, not an ALIAS group.\n", map.nt_name));