17755: Merge branch 'main' into 17755-add-singularity-to-compute-image

[arvados.git] / sdk / go / keepclient / support.go

diff --git a/sdk/go/keepclient/support.go b/sdk/go/keepclient/support.go
index 633ec1896858bd484d6740b8e9dea074c12d82c9..8d299815b2dbd1d0bd52d60b9f5936904811a0b9 100644 (file)
--- a/sdk/go/keepclient/support.go
+++ b/sdk/go/keepclient/support.go
@@ -164,7 +164,11 @@ func (kc *KeepClient) BlockWrite(ctx context.Context, req arvados.BlockWriteOpti
                req.Hash = fmt.Sprintf("%x", m.Sum(nil))
        }
        if req.StorageClasses == nil {
-               req.StorageClasses = kc.StorageClasses
+               if len(kc.StorageClasses) > 0 {
+                       req.StorageClasses = kc.StorageClasses
+               } else {
+                       req.StorageClasses = kc.DefaultStorageClasses
+               }
        }
        if req.Replicas == 0 {
                req.Replicas = kc.Want_replicas