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Implement graceful shutdown based on Pod priority

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This commit is contained in:
Shiming Zhang
2021-10-27 11:11:14 +08:00
parent d82f606970
commit 545313bdc7
5 changed files with 384 additions and 90 deletions
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17
pkg/kubelet/kubelet.go
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@@ -867,14 +867,15 @@ func NewMainKubelet(kubeCfg *kubeletconfiginternal.KubeletConfiguration,
// setup node shutdown manager
shutdownManager, shutdownAdmitHandler := nodeshutdown.NewManager(&nodeshutdown.Config{
ProbeManager: klet.probeManager,
Recorder: kubeDeps.Recorder,
NodeRef: nodeRef,
GetPodsFunc: klet.GetActivePods,
KillPodFunc: killPodNow(klet.podWorkers, kubeDeps.Recorder),
SyncNodeStatusFunc: klet.syncNodeStatus,
ShutdownGracePeriodRequested: kubeCfg.ShutdownGracePeriod.Duration,
ShutdownGracePeriodCriticalPods: kubeCfg.ShutdownGracePeriodCriticalPods.Duration,
ProbeManager: klet.probeManager,
Recorder: kubeDeps.Recorder,
NodeRef: nodeRef,
GetPodsFunc: klet.GetActivePods,
KillPodFunc: killPodNow(klet.podWorkers, kubeDeps.Recorder),
SyncNodeStatusFunc: klet.syncNodeStatus,
ShutdownGracePeriodRequested: kubeCfg.ShutdownGracePeriod.Duration,
ShutdownGracePeriodCriticalPods: kubeCfg.ShutdownGracePeriodCriticalPods.Duration,
ShutdownGracePeriodByPodPriority: kubeCfg.ShutdownGracePeriodByPodPriority,
})
klet.shutdownManager = shutdownManager
klet.admitHandlers.AddPodAdmitHandler(shutdownAdmitHandler)