package driver import ( "encoding/json" "log" "net/http" ) func List(w http.ResponseWriter, r *http.Request) { log.Printf("Received list request: %s", r.URL.Path) var vols []map[string]string for _, v := range volumes { vols = append(vols, map[string]string{ "Name": v.Name, }) } json.NewEncoder(w).Encode(map[string]interface{}{ "Volumes": vols, "Err": "", }) }