fix: update network error msg to match kubelet expectations (#3768)

isaac-dasan · web-flow · commit f0a96a194527 · 2025-07-03T18:23:56.000Z
update network error msg to match kubelet expectations

Signed-off-by: GitHub &lt;noreply@github.com&gt;
diff --git a/cns/middlewares/k8sSwiftV2.go b/cns/middlewares/k8sSwiftV2.go
@@ -17,7 +17,9 @@ import (
 )
 
 var (
-	errMTPNCNotReady            = errors.New("mtpnc is not ready")
+	// In AKS, for kubelet to retry faster it is particularly looking for "network is not ready" error string.
+	// https://github.com/kubernetes/kubernetes/blob/efd2a0d1f514be96a2f012fc3cb40f7c872b4e67/pkg/kubelet/pod_workers.go#L1495C2-L1501C3
+	errMTPNCNotReady            = errors.New("network is not ready - mtpnc is not ready")
 	errInvalidSWIFTv2NICType    = errors.New("invalid NIC type for SWIFT v2 scenario")
 	errInvalidMTPNCPrefixLength = errors.New("invalid prefix length for MTPNC primaryIP, must be 32")
 )

Original file line number	Diff line number	Diff line change
`@@ -17,7 +17,9 @@ import (`
`17`	`17`	`)`
`18`	`18`
`19`	`19`	`var (`
`20`		`- errMTPNCNotReady = errors.New("mtpnc is not ready")`
	`20`	`+ // In AKS, for kubelet to retry faster it is particularly looking for "network is not ready" error string.`
	`21`	`+ // https://github.com/kubernetes/kubernetes/blob/efd2a0d1f514be96a2f012fc3cb40f7c872b4e67/pkg/kubelet/pod_workers.go#L1495C2-L1501C3`
	`22`	`+ errMTPNCNotReady = errors.New("network is not ready - mtpnc is not ready")`
`21`	`23`	`errInvalidSWIFTv2NICType = errors.New("invalid NIC type for SWIFT v2 scenario")`
`22`	`24`	`errInvalidMTPNCPrefixLength = errors.New("invalid prefix length for MTPNC primaryIP, must be 32")`
`23`	`25`	`)`