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bootstrapper: remove static pod manifests before cluster init/join

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This commit is contained in:
Moritz Sanft 2024-06-25 10:43:23 +02:00
parent 3db3db3bf2
commit dcb8cca268
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GPG Key ID: 335D28368B1DA615
1 changed files with 18 additions and 0 deletions
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18
bootstrapper/internal/kubernetes/k8sapi/k8sutil.go
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@ -137,6 +137,15 @@ func (k *KubernetesUtil) InitCluster(
} }
// Create static pods directory for all nodes (the Kubelets on the worker nodes also expect the path to exist) // Create static pods directory for all nodes (the Kubelets on the worker nodes also expect the path to exist)
if _, err := os.Stat("/etc/kubernetes/manifests"); err == nil {
// If the node rebooted after the static pod directory was created,
// the existing directory needs to be removed before we can
// try to init the cluster again.
log.Info("Removing existing static Pod directory /etc/kubernetes/manifests")
if err := os.RemoveAll("/etc/kubernetes/manifests"); err != nil {
return nil, fmt.Errorf("removing static pods directory: %w", err)
}
}
log.Info("Creating static Pod directory /etc/kubernetes/manifests") log.Info("Creating static Pod directory /etc/kubernetes/manifests")
if err := os.MkdirAll("/etc/kubernetes/manifests", os.ModePerm); err != nil { if err := os.MkdirAll("/etc/kubernetes/manifests", os.ModePerm); err != nil {
return nil, fmt.Errorf("creating static pods directory: %w", err) return nil, fmt.Errorf("creating static pods directory: %w", err)
@ -200,6 +209,15 @@ func (k *KubernetesUtil) JoinCluster(ctx context.Context, joinConfig []byte, log
} }
// Create static pods directory for all nodes (the Kubelets on the worker nodes also expect the path to exist) // Create static pods directory for all nodes (the Kubelets on the worker nodes also expect the path to exist)
if _, err := os.Stat("/etc/kubernetes/manifests"); err == nil {
// If the node rebooted after the static pod directory was created, for example
// if a failure during an upgrade occurred, the existing directory needs to be
// removed before we can try to join the cluster again.
log.Info("Removing existing static Pod directory /etc/kubernetes/manifests")
if err := os.RemoveAll("/etc/kubernetes/manifests"); err != nil {
return fmt.Errorf("removing static pods directory: %w", err)
}
}
log.Info("Creating static Pod directory /etc/kubernetes/manifests") log.Info("Creating static Pod directory /etc/kubernetes/manifests")
if err := os.MkdirAll("/etc/kubernetes/manifests", os.ModePerm); err != nil { if err := os.MkdirAll("/etc/kubernetes/manifests", os.ModePerm); err != nil {
return fmt.Errorf("creating static pods directory: %w", err) return fmt.Errorf("creating static pods directory: %w", err)