Make none driver work with kubeadm

cmd/minikube/cmd/start.go

@@ -260,7 +260,7 @@ func runStart(cmd *cobra.Command, args []string) {
 
 	fmt.Println("Starting cluster components...")
 
-	if !exists {
+	if !exists || config.VMDriver == "none" {
 		if err := k8sBootstrapper.StartCluster(kubernetesConfig); err != nil {
 			glog.Errorln("Error starting cluster: ", err)
 			cmdutil.MaybeReportErrorAndExit(err)

pkg/drivers/none/none.go

@@ -25,6 +25,7 @@ import (
 	"github.com/docker/machine/libmachine/drivers"
 	"github.com/docker/machine/libmachine/state"
 	"github.com/pkg/errors"
+	"k8s.io/apimachinery/pkg/util/net"
 	pkgdrivers "k8s.io/minikube/pkg/drivers"
 	"k8s.io/minikube/pkg/minikube/constants"
 )
@@ -72,7 +73,11 @@ func (d *Driver) DriverName() string {
 }
 
 func (d *Driver) GetIP() (string, error) {
-	return "127.0.0.1", nil
+	ip, err := net.ChooseBindAddress(nil)
+	if err != nil {
+		return "", err
+	}
+	return ip.String(), nil
 }
 
 func (d *Driver) GetSSHHostname() (string, error) {
@@ -84,7 +89,12 @@ func (d *Driver) GetSSHPort() (int, error) {
 }
 
 func (d *Driver) GetURL() (string, error) {
-	return "tcp://127.0.0.1:2376", nil
+	ip, err := d.GetIP()
+	if err != nil {
+		return "", err
+	}
+
+	return fmt.Sprintf("tcp://%s:2376", ip), nil
 }
 
 func (d *Driver) GetState() (state.State, error) {

pkg/minikube/bootstrapper/kubeadm/versions.go

@@ -174,6 +174,7 @@ var versionSpecificOpts = []VersionedExtraOption{
 	NewUnversionedOption(Kubelet, "kubeconfig", "/etc/kubernetes/kubelet.conf"),
 	NewUnversionedOption(Kubelet, "bootstrap-kubeconfig", "/etc/kubernetes/bootstrap-kubelet.conf"),
 	NewUnversionedOption(Kubelet, "require-kubeconfig", "true"),
+	NewUnversionedOption(Kubelet, "hostname-override", "minikube"),
 
 	// System pods args
 	NewUnversionedOption(Kubelet, "pod-manifest-path", "/etc/kubernetes/manifests"),