// Admit rejects a pod if its not safe to admit for node stability. func (m *managerImpl) Admit(attrs *lifecycle.PodAdmitAttributes) lifecycle.PodAdmitResult { m.RLock() defer m.RUnlock() if len(m.nodeConditions) == 0 { return lifecycle.PodAdmitResult{Admit: true} } notBestEffort := qos.BestEffort != qos.GetPodQOS(attrs.Pod) if notBestEffort { return lifecycle.PodAdmitResult{Admit: true} } glog.Warningf("Failed to admit pod %v - %s", format.Pod(attrs.Pod), "node has conditions: %v", m.nodeConditions) // we reject all best effort pods until we are stable. return lifecycle.PodAdmitResult{ Admit: false, Reason: reason, Message: message, } }
func isBestEffort(pod *api.Pod) bool { return qos.GetPodQOS(pod) == qos.BestEffort }