openstack: update for new driver interface

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>

drivers/openstack/openstack.go

@@ -5,6 +5,7 @@ import (
 	"io/ioutil"
 	"os/exec"
 	"path"
+	"path/filepath"
 	"strings"
 	"time"
 
@@ -12,6 +13,7 @@ import (
 	"github.com/codegangsta/cli"
 	"github.com/docker/docker/utils"
 	"github.com/docker/machine/drivers"
+	"github.com/docker/machine/provider"
 	"github.com/docker/machine/ssh"
 	"github.com/docker/machine/state"
 )
@@ -203,6 +205,38 @@ func NewDerivedDriver(machineName string, storePath string, client Client, caCer
 	}, nil
 }
 
+func (d *Driver) AuthorizePort(ports []*drivers.Port) error {
+	return nil
+}
+
+func (d *Driver) DeauthorizePort(ports []*drivers.Port) error {
+	return nil
+}
+
+func (d *Driver) GetMachineName() string {
+	return d.MachineName
+}
+
+func (d *Driver) GetSSHHostname() (string, error) {
+	return d.GetIP()
+}
+
+func (d *Driver) GetSSHKeyPath() string {
+	return filepath.Join(d.storePath, "id_rsa")
+}
+
+func (d *Driver) GetSSHPort() (int, error) {
+	return d.SSHPort, nil
+}
+
+func (d *Driver) GetSSHUsername() string {
+	return d.SSHUser
+}
+
+func (d *Driver) GetProviderType() provider.ProviderType {
+	return provider.Remote
+}
+
 func (d *Driver) DriverName() string {
 	return "openstack"
 }