Add "--pvc-request-size" new command line parameter (#1406)

pkg/kobject/kobject.go

@@ -58,6 +58,7 @@ type ConvertOptions struct {
 	StoreManifest               bool
 	EmptyVols                   bool
 	Volumes                     string
+	PVCRequestSize              string
 	InsecureRepository          bool
 	Replicas                    int
 	InputFiles                  []string

pkg/transformer/kubernetes/kubernetes.go

@@ -845,7 +845,9 @@ func (k *Kubernetes) ConfigVolumes(name string, service kobject.ServiceConfig) (
 			volsource = k.ConfigPVCVolumeSource(volumeName, readonly)
 			if volume.VFrom == "" {
 				defaultSize := PVCRequestSize
-
+				if k.Opt.PVCRequestSize != "" {
+					defaultSize = k.Opt.PVCRequestSize
+				}
 				if len(volume.PVCSize) > 0 {
 					defaultSize = volume.PVCSize
 				} else {