// checkAndUpdatePod updates existing if ref makes a meaningful change and returns true, or
// returns false if there was no update.
func checkAndUpdatePod(existing, ref *api.Pod) bool {
// TODO: it would be better to update the whole object and only preserve certain things
// like the source annotation or the UID (to ensure safety)
if !podsDifferSemantically(existing, ref) {
return false
}
// this is an update
// Overwrite the first-seen time with the existing one. This is our own
// internal annotation, there is no need to update.
ref.Annotations[kubelet.ConfigFirstSeenAnnotationKey] = existing.Annotations[kubelet.ConfigFirstSeenAnnotationKey]
existing.Spec = ref.Spec
existing.Labels = ref.Labels
existing.DeletionTimestamp = ref.DeletionTimestamp
existing.DeletionGracePeriodSeconds = ref.DeletionGracePeriodSeconds
updateAnnotations(existing, ref)
return true
}
