kubernetes/cmd/kubeadm/app/phases/etcd/local.go

const etcdVolumeName …

const certsVolumeName …

const etcdHealthyCheckInterval …

const etcdHealthyCheckRetries …

// 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 CreateLocalEtcdStaticPodManifestFile(manifestDir, patchesDir string, nodeName string, cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, isDryRun bool) error { … }

// CheckLocalEtcdClusterStatus verifies health state of local/stacked etcd cluster before installing a new etcd member
func CheckLocalEtcdClusterStatus(client clientset.Interface, certificatesDir string) error { … }

// RemoveStackedEtcdMemberFromCluster will remove a local etcd member from etcd cluster,
// when reset the control plane node.
func RemoveStackedEtcdMemberFromCluster(client clientset.Interface, cfg *kubeadmapi.InitConfiguration) 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 CreateStackedEtcdStaticPodManifestFile(client clientset.Interface, manifestDir, patchesDir string, nodeName string, cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, isDryRun bool, certificatesDir string) error { … }

// 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 GetEtcdPodSpec(cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, nodeName string, initialCluster []etcdutil.Member) v1.Pod { … }

// getEtcdCommand builds the right etcd command from the given config object
func getEtcdCommand(cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, nodeName string, initialCluster []etcdutil.Member) []string { … }

func prepareAndWriteEtcdStaticPod(manifestDir string, patchesDir string, cfg *kubeadmapi.ClusterConfiguration, endpoint *kubeadmapi.APIEndpoint, nodeName string, initialCluster []etcdutil.Member, isDryRun bool) error { … }