sudo_set_grlist and sudo_set_gidlist: set auth registry based on username

Previously we used the global registry but since we have the user's
passwd info we should use that when storing the group and gid lists.

Author: millert

plugins/sudoers/pwutil.c

@@ -959,6 +959,9 @@ sudo_set_grlist(struct passwd *pw, char * const *groups)
     struct cache_item key, *item;
     debug_decl(sudo_set_grlist, SUDOERS_DEBUG_NSS);
 
+    sudo_debug_printf(SUDO_DEBUG_DEBUG, "%s: setting group names for %s",
+	__func__, pw->pw_name);
+
     sudo_debug_group_list(pw->pw_name, groups, SUDO_DEBUG_DEBUG);
 
     if (grlist_cache == NULL) {
@@ -973,7 +976,7 @@ sudo_set_grlist(struct passwd *pw, char * const *groups)
      * Cache group db entry if it doesn't already exist
      */
     key.k.name = pw->pw_name;
-    getauthregistry(NULL, key.registry);
+    getauthregistry(pw->pw_name, key.registry);
     if (rbfind(grlist_cache, &key) == NULL) {
 	if ((item = make_grlist_item(pw, groups)) == NULL) {
 	    sudo_warnx(U_("unable to parse groups for %s"), pw->pw_name);
@@ -1067,6 +1070,9 @@ sudo_set_gidlist(struct passwd *pw, int ngids, GETGROUPS_T *gids,
     struct cache_item key, *item;
     debug_decl(sudo_set_gidlist, SUDOERS_DEBUG_NSS);
 
+    sudo_debug_printf(SUDO_DEBUG_DEBUG, "%s: setting group-IDs for %s",
+	__func__, pw->pw_name);
+
     /* XXX - ngids/gids too */
     sudo_debug_group_list(pw->pw_name, gidstrs, SUDO_DEBUG_DEBUG);
 
@@ -1083,7 +1089,7 @@ sudo_set_gidlist(struct passwd *pw, int ngids, GETGROUPS_T *gids,
      */
     key.k.name = pw->pw_name;
     key.type = type;
-    getauthregistry(NULL, key.registry);
+    getauthregistry(pw->pw_name, key.registry);
     if (rbfind(gidlist_cache, &key) == NULL) {
 	if ((item = make_gidlist_item(pw, ngids, gids, gidstrs, type)) == NULL) {
 	    sudo_warnx(U_("unable to parse gids for %s"), pw->pw_name);