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Support pod-selector for drain command #788

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Merged
ckotzbauer merged 1 commit into from
Aug 2, 2023
Merged

Support pod-selector for drain command #788

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4 changes: 4 additions & 0 deletions cmd/kured/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@ var (
period time.Duration
metricsPort int
drainGracePeriod int
drainPodSelector string
skipWaitForDeleteTimeoutSeconds int
dsNamespace string
dsName string
Expand Down Expand Up @@ -129,6 +130,8 @@ func NewRootCommand() *cobra.Command {
"port number where metrics will listen")
rootCmd.PersistentFlags().IntVar(&drainGracePeriod, "drain-grace-period", -1,
"time in seconds given to each pod to terminate gracefully, if negative, the default value specified in the pod will be used")
rootCmd.PersistentFlags().StringVar(&drainPodSelector, "drain-pod-selector", "",
"only drain pods with labels matching the selector (default: '', all pods)")
rootCmd.PersistentFlags().IntVar(&skipWaitForDeleteTimeoutSeconds, "skip-wait-for-delete-timeout", 0,
"when seconds is greater than zero, skip waiting for the pods whose deletion timestamp is older than N seconds while draining a node")
rootCmd.PersistentFlags().DurationVar(&drainTimeout, "drain-timeout", 0,
Expand Down Expand Up @@ -470,6 +473,7 @@ func drain(client *kubernetes.Clientset, node *v1.Node) error {
Client: client,
Ctx: context.Background(),
GracePeriodSeconds: drainGracePeriod,
PodSelector: drainPodSelector,
SkipWaitForDeleteTimeoutSeconds: skipWaitForDeleteTimeoutSeconds,
Force: true,
DeleteEmptyDirData: true,
Expand Down