libvirt: Add MachineDriverPath()

pkg/crc/machine/driver_linux.go

@@ -3,8 +3,8 @@ package machine
 import (
 	"encoding/json"
 	"errors"
+	"path/filepath"
 
-	"github.com/crc-org/crc/pkg/crc/constants"
 	"github.com/crc-org/crc/pkg/crc/machine/config"
 	"github.com/crc-org/crc/pkg/crc/machine/libvirt"
 	"github.com/crc-org/crc/pkg/libmachine"
@@ -18,7 +18,7 @@ func newHost(api libmachine.API, machineConfig config.MachineConfig) (*host.Host
 	if err != nil {
 		return nil, errors.New("Failed to marshal driver options")
 	}
-	return api.NewHost("libvirt", constants.BinDir(), json)
+	return api.NewHost("libvirt", filepath.Dir(libvirt.MachineDriverPath()), json)
 }
 
 /* FIXME: host.Host is only known here, and libvirt.Driver is only accessible

pkg/crc/machine/libvirt/constants.go

@@ -3,7 +3,12 @@
 
 package libvirt
 
-import "fmt"
+import (
+	"fmt"
+	"path/filepath"
+
+	"github.com/crc-org/crc/pkg/crc/constants"
+)
 
 const (
 	// Defaults
@@ -21,5 +26,9 @@ const (
 )
 
 var (
-	MachineDriverDownloadURL = fmt.Sprintf("https://github.com/crc-org/machine-driver-libvirt/releases/download/%s/crc-driver-libvirt", MachineDriverVersion)
+	MachineDriverDownloadURL = fmt.Sprintf("https://github.com/crc-org/machine-driver-libvirt/releases/download/%s/%s", MachineDriverVersion, MachineDriverCommand)
 )
+
+func MachineDriverPath() string {
+	return filepath.Join(constants.BinDir(), MachineDriverCommand)
+}