Feat: sign http request / read running mode from config file

pkg/serializer/auth.go

@@ -0,0 +1,22 @@
+package serializer
+
+import "encoding/json"
+
+// RequestRawSign 待签名的HTTP请求
+type RequestRawSign struct {
+	Path   string
+	Policy string
+	Body   string
+}
+
+// NewRequestSignString 返回JSON格式的待签名字符串
+// TODO 测试
+func NewRequestSignString(path, policy, body string) string {
+	req := RequestRawSign{
+		Path:   path,
+		Policy: policy,
+		Body:   body,
+	}
+	res, _ := json.Marshal(req)
+	return string(res)
+}