<develop>:(ShopERP 端)<无> ApiGateWay 参数 Datacenter 优化。

ShopERP.Ocelot.ApiGateWay/Infrastructure/ConsulServiceDiscover.cs

@@ -27,18 +27,22 @@ namespace ShopERP.Ocelot.ApiGateWay.Infrastructure
             using (ConsulClient client = new ConsulClient(c =>
             {
                 c.Address = new Uri(_configuration["Consul:consulAddress"]);
-                c.Datacenter = "apiService";
+                c.Datacenter = "dc1";
             }))
 
             {
                 //根据服务名获取健康的服务
                 var queryResult = client.Health.Service(serviceName, string.Empty, true);
-                var len = queryResult.Result.Response.Length;
 
-                //平均策略-多个负载中随机获取一个
-                var node = queryResult.Result.Response[new Random().Next(len)];
+                if (queryResult != null && queryResult.Result != null)
+                {
+                    var len = queryResult.Result.Response.Length;
 
-                domain = $"http://{node.Service.Address}:{node.Service.Port}";
+                    //平均策略-多个负载中随机获取一个
+                    var node = queryResult.Result.Response[new Random().Next(len)];
+
+                    domain = $"http://{node.Service.Address}:{node.Service.Port}";
+                }
             }
 
             return domain;