Introduce DisableRedirectPathNormalizing field to Request

client.go

@@ -1064,7 +1064,7 @@ func doRequestFollowRedirects(req *Request, resp *Response, url string, maxRedir
 			err = ErrMissingLocation
 			break
 		}
-		url = getRedirectURL(url, location, req.uri.DisablePathNormalizing)
+		url = getRedirectURL(url, location, req.DisableRedirectPathNormalizing)
 	}
 
 	return statusCode, body, err

client_test.go

@@ -1720,6 +1720,7 @@ func TestClientFollowRedirects(t *testing.T) {
 
 		req.SetRequestURI("http://xxx/abc/*/123")
 		req.URI().DisablePathNormalizing = true
+		req.DisableRedirectPathNormalizing = true
 
 		err := c.DoRedirects(req, resp, 16)
 		if err != nil {

http.go

@@ -71,6 +71,15 @@ type Request struct {
 
 	// Use Host header (request.Header.SetHost) instead of the host from SetRequestURI, SetHost, or URI().SetHost
 	UseHostHeader bool
+
+	// Redirect path values are sent as-is without normalization
+	//
+	// Disabled redirect path normalization may be useful for proxying incoming requests
+	// to servers that are expecting paths to be forwarded as-is.
+	//
+	// By default redirect path values are normalized, i.e.
+	// extra slashes are removed, special characters are encoded.
+	DisableRedirectPathNormalizing bool
 }
 
 // Response represents HTTP response.
@@ -1080,6 +1089,7 @@ func (req *Request) Reset() {
 	req.resetSkipHeader()
 	req.timeout = 0
 	req.UseHostHeader = false
+	req.DisableRedirectPathNormalizing = false
 }
 
 func (req *Request) resetSkipHeader() {