From f640a4972ccec5b33245f62926416067c70bd159 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9E=97?= <7580755+disilin@users.noreply.github.com>
Date: Wed, 13 Mar 2019 12:11:14 +0800
Subject: [PATCH] handle Body return EOF

handle Body will return EOF when it used in middleware.
---
 binding/json.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/binding/json.go b/binding/json.go
index f968161b..9ad0aa0b 100644
--- a/binding/json.go
+++ b/binding/json.go
@@ -28,6 +28,13 @@ func (jsonBinding) Bind(req *http.Request, obj interface{}) error {
 	if req == nil || req.Body == nil {
 		return fmt.Errorf("invalid request")
 	}
+	// read the body to a variable
+	bodyBytes, _ := ioutil.ReadAll(req.Body)
+	req.Body.Close()
+	tempBody := ioutil.NopCloser(bytes.NewBuffer(bodyBytes))
+
+	//reset the body to the original unread state
+	req.Body = ioutil.NopCloser(bytes.NewBuffer(bodyBytes))
 	return decodeJSON(req.Body, obj)
 }