func CheckLocalEtcdClusterStatus(client clientset.Interface, certificatesDir string) error
CheckLocalEtcdClusterStatus verifies health state of local/stacked etcd cluster before installing a new etcd member
func CreateLocalEtcdStaticPodManifestFile(manifestDir, patchesDir string, nodeName string, cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, isDryRun bool) error
CreateLocalEtcdStaticPodManifestFile will write local etcd static pod manifest file. This function is used by init - when the etcd cluster is empty - or by kubeadm upgrade - when the etcd cluster is already up and running (and the --initial-cluster flag have no impact)
func CreateStackedEtcdStaticPodManifestFile(client clientset.Interface, manifestDir, patchesDir string, nodeName string, cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, isDryRun bool, certificatesDir string) error
CreateStackedEtcdStaticPodManifestFile will write local etcd static pod manifest file for an additional etcd member that is joining an existing local/stacked etcd cluster. Other members of the etcd cluster will be notified of the joining node in beforehand as well.
func GetEtcdPodSpec(cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, nodeName string, initialCluster []etcdutil.Member) v1.Pod
GetEtcdPodSpec returns the etcd static Pod actualized to the context of the current configuration NB. GetEtcdPodSpec methods holds the information about how kubeadm creates etcd static pod manifests.
func RemoveStackedEtcdMemberFromCluster(client clientset.Interface, cfg *kubeadmapi.InitConfiguration) error
RemoveStackedEtcdMemberFromCluster will remove a local etcd member from etcd cluster, when reset the control plane node.