Check CIDR before updating node status

335d70a6 · Pengfei Ni · fd6b01f4 · 335d70a6
Commit 335d70a6 authored Apr 08, 2018 by Pengfei Ni
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kubelet_node_status.go pkg/kubelet/kubelet_node_status.go +3 -1

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--- a/pkg/kubelet/kubelet_node_status.go
+++ b/pkg/kubelet/kubelet_node_status.go
@@ -381,7 +381,9 @@ func (kl *Kubelet) tryUpdateNodeStatus(tryNumber int) error {
 		return fmt.Errorf("nil %q node object", kl.nodeName)
 	}

-	kl.updatePodCIDR(node.Spec.PodCIDR)
+	if node.Spec.PodCIDR != "" {
+		kl.updatePodCIDR(node.Spec.PodCIDR)
+	}

 	kl.setNodeStatus(node)
 	// Patch the current status on the API server