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Fix CNI delete timer to start after acquiring IPAM lock #11824

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Merged
fasaxc merged 1 commit into from
Feb 12, 2026
Merged

Fix CNI delete timer to start after acquiring IPAM lock #11824

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7 changes: 4 additions & 3 deletions cni-plugin/pkg/ipamplugin/ipam_plugin.go
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Original file line number Diff line number Diff line change
Expand Up @@ -495,9 +495,6 @@ func cmdDel(args *skel.CmdArgs) error {
})

logger.Info("Releasing address using handleID")
ctx := context.Background()
ctx, cancel := context.WithTimeout(ctx, 90*time.Second)
defer cancel()

// Acquire a best-effort host-wide lock to prevent multiple copies of the CNI plugin trying to assign/delete
// concurrently. ReleaseXXX is concurrency safe already but serialising the CNI plugins means that
Expand All @@ -506,6 +503,10 @@ func cmdDel(args *skel.CmdArgs) error {
unlock := acquireIPAMLockBestEffort(conf.IPAMLockFile)
defer unlock()

ctx := context.Background()
ctx, cancel := context.WithTimeout(ctx, 90*time.Second)
defer cancel()

if err := calicoClient.IPAM().ReleaseByHandle(ctx, handleID); err != nil {
if _, ok := err.(errors.ErrorResourceDoesNotExist); !ok {
logger.WithError(err).Error("Failed to release address")
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