[pve-devel] [PATCH RESEND common 01/10] JSONSchema: don't cycle-check 'download' responses

Stefan Reiter s.reiter at proxmox.com
Wed Apr 21 13:15:30 CEST 2021


Signed-off-by: Stefan Reiter <s.reiter at proxmox.com>
---
 src/PVE/JSONSchema.pm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/PVE/JSONSchema.pm b/src/PVE/JSONSchema.pm
index 3febc1c..0b2db2d 100644
--- a/src/PVE/JSONSchema.pm
+++ b/src/PVE/JSONSchema.pm
@@ -1183,7 +1183,10 @@ sub validate {
     # we can disable that in the final release
     # todo: is there a better/faster way to detect cycles?
     my $cycles = 0;
-    find_cycle($instance, sub { $cycles = 1 });
+    # 'download' responses can contain a filehandle, don't cycle-check that as
+    # it produces a warning
+    my $is_download = ref($instance) eq 'HASH' && exists($instance->{download});
+    find_cycle($instance, sub { $cycles = 1 }) if !$is_download;
     if ($cycles) {
 	add_error($errors, undef, "data structure contains recursive cycles");
     } elsif ($schema) {
-- 
2.20.1





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