mtps校验签名？

business/partner/delivery/mtps/waybill.go

@@ -1,9 +1,12 @@
 package mtps
 
 import (
+	"crypto/sha1"
 	"errors"
 	"fmt"
 	"net/http"
+	"net/url"
+	"sort"
 	"strings"
 	"time"
 
@@ -115,7 +118,7 @@ func (c *DeliveryHandler) pushToGy(waybill *model.Waybill, msg *mtpsapi.Callback
 		params["mt_peisong_id"] = msg.MtPeisongID
 		params["courier_name"] = msg.CourierName
 		params["delivery_id"] = msg.DeliveryID
-		params["sign"] = "ec61c8d88a1f864cc2cb1b875177fe1fb1402f05"
+		// params["sign"] = "ec61c8d88a1f864cc2cb1b875177fe1fb1402f05"
 		params["appkey"] = msg.AppKey
 		params["order_id"] = msg.OrderID
 		params["courier_phone"] = msg.CourierPhone
@@ -123,6 +126,9 @@ func (c *DeliveryHandler) pushToGy(waybill *model.Waybill, msg *mtpsapi.Callback
 		params["timestamp"] = msg.Timestamp
 		params["cancel_reason_id"] = msg.CancelReasonId
 		params["cancel_reason"] = msg.CancelReason
+		urls := utils.Map2URLValues(params)
+		sign := signParams(urls)
+		params["sign"] = sign
 		request, err := http.NewRequest(http.MethodPost, "http://callback-jxgy.jxc4.com/mtps/status", strings.NewReader(utils.Map2URLValues(params).Encode()))
 		if err != nil {
 			return
@@ -132,6 +138,27 @@ func (c *DeliveryHandler) pushToGy(waybill *model.Waybill, msg *mtpsapi.Callback
 	}
 }
 
+func signParams(params url.Values) string {
+	keys := make([]string, 0)
+	for k := range params {
+		if k != "sign" {
+			keys = append(keys, k)
+		}
+	}
+
+	sort.Strings(keys)
+	finalStr := "b1M}9?:sTbsB[OF2gNORnN(|(iy9rB8(`7]|[wGLnbmt`evfM>E:A90DjHAW:UPE"
+	for _, key := range keys {
+		valStr := strings.Join(params[key], "")
+		if valStr != "" {
+			finalStr += key + valStr
+		}
+	}
+
+	// baseapi.SugarLogger.Debug(finalStr)
+	return fmt.Sprintf("%x", sha1.Sum([]byte(finalStr)))
+}
+
 func (c *DeliveryHandler) callbackMsg2Waybill(msg *mtpsapi.CallbackOrderMsg) (retVal *model.Waybill) {
 	retVal = &model.Waybill{
 		VendorWaybillID:  msg.MtPeisongID,