quiet output

pkg/build/nodeimage/buildcontext.go

@@ -295,13 +295,17 @@ func (c *buildContext) prePullImages(bits kube.Bits, dir, containerID string) ([
 		image := image // https://golang.org/doc/faq#closures_and_goroutines
 		fns = append(fns, func() error {
 			if !builtImages.Has(image) {
-				err := importer.Pull(image, dockerBuildOsAndArch(c.arch))
-				if err != nil {
-					c.logger.Warnf("Failed to pull %s with error: %v", image, err)
-					runE := exec.RunErrorForError(err)
-					c.logger.Warn(string(runE.Output))
-				}
-				// TODO(bentheelder): generate a friendlier name
+				/*
+					TODO: show errors when we have real errors. See comments in
+					importer implementation
+					err := importer.Pull(image, dockerBuildOsAndArch(c.arch))
+					if err != nil {
+						c.logger.Warnf("Failed to pull %s with error: %v", image, err)
+						runE := exec.RunErrorForError(err)
+						c.logger.Warn(string(runE.Output))
+					}
+				*/
+				_ = importer.Pull(image, dockerBuildOsAndArch(c.arch))
 			}
 			return nil
 		})

pkg/build/nodeimage/imageimporter.go

@@ -17,6 +17,8 @@ limitations under the License.
 package nodeimage
 
 import (
+	"io/ioutil"
+
 	"sigs.k8s.io/kind/pkg/exec"
 )
 
@@ -45,9 +47,11 @@ func (c *containerdImporter) End() error {
 }
 
 func (c *containerdImporter) Pull(image, platform string) error {
+	// TODO: this should exist with a --no-unpack and some way to operate quietly
+	// without discarding output
 	return c.containerCmder.Command(
 		"ctr", "--namespace=k8s.io", "images", "pull", "--platform="+platform, image,
-	).Run()
+	).SetStdout(ioutil.Discard).SetStderr(ioutil.Discard).Run()
 }
 
 func (c *containerdImporter) LoadCommand() exec.Cmd {