get namespace var back

pkg/build/nodeimage/imageimporter.go

@@ -22,8 +22,6 @@ import (
 	"sigs.k8s.io/kind/pkg/exec"
 )
 
-var commonNS = "k8s.io"
-
 type containerdImporter struct {
 	containerCmder exec.Cmder
 }
@@ -50,25 +48,25 @@ func (c *containerdImporter) End() error {
 
 func (c *containerdImporter) Pull(image, platform string) error {
 	return c.containerCmder.Command(
-		"ctr", "--namespace="+commonNS, "content", "fetch", "--platform="+platform, image,
+		"ctr", "--namespace=k8s.io", "content", "fetch", "--platform="+platform, image,
 	).SetStdout(io.Discard).SetStderr(io.Discard).Run()
 }
 
 // kubelet can determine what images to skip while doing image garbage collection
 // by checking the pinned attribute of the images through CRI
 func (c *containerdImporter) Pin(image, platform string) error {
 	return c.containerCmder.Command(
-		"ctr", "--namespace="+commonNS, "images", "label", image, "--platform="+platform, "io.cri-containerd.pinned=pinned",
+		"ctr", "--namespace=k8s.io", "images", "label", image, "--platform="+platform, "io.cri-containerd.pinned=pinned",
 	).SetStdout(io.Discard).SetStderr(io.Discard).Run()
 }
 
 func (c *containerdImporter) LoadCommand() exec.Cmd {
 	return c.containerCmder.Command(
 		// TODO: ideally we do not need this in the future. we have fixed at least one image
-		"ctr", "--namespace="+commonNS, "images", "import", "--all-platforms", "--no-unpack", "--digests", "-",
+		"ctr", "--namespace=k8s.io", "images", "import", "--all-platforms", "--no-unpack", "--digests", "-",
 	)
 }
 
 func (c *containerdImporter) ListImported() ([]string, error) {
-	return exec.OutputLines(c.containerCmder.Command("ctr", "--namespace="+commonNS, "images", "list", "-q"))
+	return exec.OutputLines(c.containerCmder.Command("ctr", "--namespace=k8s.io", "images", "list", "-q"))
 }