playground: fix cp error when encountered readonly files (#1816)

pingcap · Apr 12, 2022 · 7f4c157 · 7f4c157
1 parent f523cd5
commit 7f4c157
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/components/playground/playground.go b/components/playground/playground.go
@@ -1108,7 +1108,7 @@ func (p *Playground) bootGrafana(ctx context.Context, env *environment.Environme
 	dataDir := p.dataDir
 	grafanaDir := filepath.Join(dataDir, "grafana")
 
-	cmd := exec.Command("cp", "-r", installPath, grafanaDir)
+	cmd := exec.Command("cp", "-Rfp", installPath, grafanaDir)
 	err = cmd.Run()
 	if err != nil {
 		return nil, errors.AddStack(err)