修改绑定第三方参数

common.go

@@ -31,7 +31,7 @@ func rpc_server_conn(url ...string) (*UserServiceClient, error) {
 
 	conn, _, err := DialUserService("tcp", user_rpc_url)
 	if err != nil {
-		return map[string]string{}, err
+		return nil, err
 	}
 
 	return conn, nil

sign.go

@@ -1,5 +1,17 @@
 package userrpc
 
+import (
+	"crypto/md5"
+	"encoding/hex"
+	"encoding/json"
+	"errors"
+	"strconv"
+	"strings"
+	"time"
+
+	"git.tetele.net/tgo/crypter"
+)
+
 /**
  * 签名
  */