[Fix] 修正了huobigateway与GET相关的签名方法

vnpy/api/rest/RestClient.py

@@ -48,6 +48,7 @@ class Request(object):
             statusCode = 'terminated'
         else:
             statusCode = self.response.status_code
+        # todo: encoding error
         return ("reuqest : {} {} {} because {}: \n"
                 "headers: {}\n"
                 "params: {}\n"

vnpy/trader/gateway/huobiGateway/huobiGateway.py

@@ -19,8 +19,8 @@ from vnpy.api.websocket import WebsocketClient
 from vnpy.trader.vtGateway import *
 from vnpy.trader.vtFunction import getTempPath, getJsonPath
 
-#REST_HOST = 'https://api.huobipro.com'
-REST_HOST = 'https://api.huobi.pro/v1'
+REST_HOST = 'https://api.huobipro.com'
+# REST_HOST = 'https://api.huobi.pro/v1'
 WEBSOCKET_MARKET_HOST = 'wss://api.huobi.pro/ws'        # Global站行情
 WEBSOCKET_TRADE_HOST = 'wss://api.huobi.pro/ws/v1'     # 资产和订单
 
@@ -37,14 +37,21 @@ def _split_url(url):
 
 
 #----------------------------------------------------------------------
-def createSignature(apiKey, method, host, path, secretKey):
-    """创建签名"""
-    sortedParams = (
+def createSignature(apiKey, method, host, path, secretKey, getParams=None):
+    """
+    创建签名
+    :param getParams: dict 使用GET方法时附带的额外参数(urlparams)
+    :return:
+    """
+    sortedParams = [
         ("AccessKeyId", apiKey),
         ("SignatureMethod", 'HmacSHA256'),
         ("SignatureVersion", "2"),
         ("Timestamp", datetime.utcnow().strftime('%Y-%m-%dT%H:%M:%S'))
-    )
+    ]
+    if getParams:
+        sortedParams.extend(getParams.items())
+        sortedParams = list(sorted(sortedParams))
     encodeParams = urllib.urlencode(sortedParams)
     
     payload = [method, host, path, encodeParams]
@@ -213,16 +220,13 @@ class HuobiRestApi(RestClient):
         request.headers = {
             "User-Agent": "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.71 Safari/537.36"
         }
-        
-        additionalParams = createSignature(self.apiKey,
+        paramsWithSignature = createSignature(self.apiKey,
                                            request.method,
                                            self.signHost,
                                            request.path,
-                                           self.apiSecret)
-        if not request.params:
-            request.params = additionalParams
-        else:
-            request.params.update(additionalParams)
+                                           self.apiSecret,
+                                           request.params)
+        request.params = paramsWithSignature
    
         if request.method == "POST":
             request.headers['Content-Type'] = 'application/json'
@@ -500,7 +504,7 @@ class HuobiWebsocketApiBase(WebsocketClient):
     #----------------------------------------------------------------------
     def onErrorMsg(self, packet):  # type: (dict)->None
         """"""
-        self.gateway.writeLog(packet['err-msg']))
+        self.gateway.writeLog(packet['err-msg'])
 
 
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