+sub check_user_exist {
+ my ($self, $user, $noerr) = @_;
+
+ my $cfg = $self->{user_cfg};
+ return PVE::AccessControl::check_user_exist($cfg, $user, $noerr);
+}
+
+sub is_group_member {
+ my ($self, $group, $user) = @_;
+
+ my $cfg = $self->{user_cfg};
+
+ return 0 if !$cfg->{groups}->{$group};
+
+ return defined($cfg->{groups}->{$group}->{users}->{$user});
+}
+
+sub filter_groups {
+ my ($self, $user, $getPath, $privs, $any) = @_;
+
+ my $cfg = $self->{user_cfg};
+
+ my $groups = {};
+ foreach my $group (keys %{$cfg->{groups}}) {
+ if ($any) {
+ if ($self->check_any($user, &$getPath($group), $privs, 1)) {
+ $groups->{$group} = $cfg->{groups}->{$group};
+ }
+ } else {
+ if ($self->check($user, &$getPath($group), $privs, 1)) {
+ $groups->{$group} = $cfg->{groups}->{$group};
+ }
+ }
+ }
+
+ return $groups;
+}
+
+sub group_member_join {
+ my ($self, $grouplist) = @_;
+
+ my $users = {};
+
+ my $cfg = $self->{user_cfg};
+ foreach my $group (@$grouplist) {
+ my $data = $cfg->{groups}->{$group};
+ next if !$data;
+ foreach my $user (keys %{$data->{users}}) {
+ $users->{$user} = 1;
+ }
+ }
+
+ return $users;
+}
+