filecli, filecmd: added uploading as helm chart

cmd/mstorectl/filecmd/putfile.go

@@ -19,10 +19,16 @@ import (
 	"mstore/pkg/filecli"
 )
 
+const (
+	defMediaType = "application/octet-stream"
+	hcMediaType  = "application/vnd.cncf.helm.chart.content.v1.tar+gzip"
+)
+
 // PutFile
 type PutFileParams struct {
 	Source string
 	Dest   string
+	Chart  bool
 }
 type PutFileResult struct{}
 
@@ -56,7 +62,12 @@ func (util *FileUtil) putFile(common *CommonFileParams, params *PutFileParams) (
 
 	mw := filecli.NewBasicAuthMiddleware(ref.Userinfo())
 	cli := filecli.NewClient(nil, mw)
-	err = cli.PutFile(ctx, ref.Raw(), file, stat.Size())
+	mime := defMediaType
+	if params.Chart {
+		mime = hcMediaType
+	}
+
+	err = cli.PutFile(ctx, ref.Raw(), mime, file, stat.Size())
 	if err != nil {
 		return res, err
 	}