package upstream import ( "compress/gzip" "fmt" "io" "net/http" "gitlab.com/gitlab-org/gitlab/workhorse/internal/helper" ) func contentEncodingHandler(h http.Handler) http.Handler { return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { var body io.ReadCloser var err error // The client request body may have been gzipped. contentEncoding := r.Header.Get("Content-Encoding") switch contentEncoding { case "": body = r.Body case "gzip": body, err = gzip.NewReader(r.Body) default: err = fmt.Errorf("unsupported content encoding: %s", contentEncoding) } if err != nil { helper.Fail500(w, r, fmt.Errorf("contentEncodingHandler: %v", err)) return } defer body.Close() r.Body = body r.Header.Del("Content-Encoding") h.ServeHTTP(w, r) }) }