kubernetes/cluster/images/etcd/migrate/migrate_server.go

type EtcdMigrateServer …

// NewEtcdMigrateServer creates a EtcdMigrateServer for starting and stopping a etcd server at the given version.
func NewEtcdMigrateServer(cfg *EtcdMigrateCfg, client EtcdMigrateClient) *EtcdMigrateServer { … }

// Start starts an etcd server as a separate process, waits until it has started, and returns a exec.Cmd.
// TODO: Add support for listening to client via TLS.
func (r *EtcdMigrateServer) Start(version *EtcdVersion) error { … }

// Stop terminates the etcd server process. If the etcd server process has not been started
// or is not still running, this returns an error.
func (r *EtcdMigrateServer) Stop() error { … }