Imports github.com/julienschmidt/httprouter github.com/qiniu/api.v7/v7/auth/qbox github.com/qiniu/api.v7/v7/client github.com/qiniu/api.v7/v7/storage github.com/sirupsen/logrus Standard library imports context encoding/json fmt io io/ioutil math/rand net/http net/http/httptest os path regexp sort strconv strings time