image: modify to create bundlle

Signed-off-by: zhouhao <[email protected]>

Author: zhouhao

image/config.go

@@ -66,7 +66,14 @@ func findConfig(w walker, d *descriptor) (*config, error) {
 }
 
 func (c *config) runtimeSpec(rootfs string) (*specs.Spec, error) {
-	if c.OS != "linux" {
+	switch c.OS {
+	case "linux":
+		s.Linux = &specs.Linux{}
+	case "solaris":
+		s.Solaris = &specs.Solaris{}
+	case "winodws":
+		s.Windows = &specs.Windows{}
+	default:
 		return nil, fmt.Errorf("%s: unsupported OS", c.OS)
 	}
 
@@ -109,8 +116,6 @@ func (c *config) runtimeSpec(rootfs string) (*specs.Spec, error) {
 	s.Platform.OS = c.OS
 	s.Platform.Arch = c.Architecture
 
-	s.Linux = &specs.Linux{}
-
 	for vol := range c.Config.Volumes {
 		s.Mounts = append(
 			s.Mounts,