Merge pull request #79 from q384566678/add-unpack

create-main.go: If the dest file does not exist to create.

Author: xiekeyang

cmd/oci-create-runtime-bundle/main.go

@@ -119,11 +119,6 @@ func (v *bundleCmd) Run(cmd *cobra.Command, args []string) {
 		os.Exit(1)
 	}
 
-	if _, err := os.Stat(args[1]); os.IsNotExist(err) {
-		v.stderr.Printf("destination path %s does not exist", args[1])
-		os.Exit(1)
-	}
-
 	if v.typ == "" {
 		typ, err := image.Autodetect(args[0])
 		if err != nil {

image/image.go

@@ -180,6 +180,16 @@ func createRuntimeBundle(w walker, dest, refName, rootfs string) error {
 		return err
 	}
 
+	if _, err = os.Stat(dest); err != nil {
+		if os.IsNotExist(err) {
+			if err2 := os.MkdirAll(dest, 0755); err2 != nil {
+				return err2
+			}
+		} else {
+			return err
+		}
+	}
+
 	err = m.unpack(w, filepath.Join(dest, rootfs))
 	if err != nil {
 		return err