fix getopt when invoking without arguments

diff --git a/src/PVE/JSONSchema.pm b/src/PVE/JSONSchema.pm
index 0e722b81b0812c104a80eef3e526dec746884baa..f014dc3f15b5c73dbadb05f865d435f70e749916 100644 (file)
--- a/src/PVE/JSONSchema.pm
+++ b/src/PVE/JSONSchema.pm
@@ -1406,6 +1406,16 @@ sub get_options {
            raise("too many arguments\n", code => HTTP_BAD_REQUEST)
                if scalar(@$args) != 0;
        }
+    } else {
+       if (ref($arg_param)) {
+           foreach my $arg_name (@$arg_param) {
+               if ($arg_name eq 'extra-args') {
+                   $opts->{'extra-args'} = [];
+               } else {
+                   raise("not enough arguments\n", code => HTTP_BAD_REQUEST);
+               }
+           }
+       }
     }
 
     if (my $pd = $schema->{properties}->{password}) {