add IsValidNormalConfig

cpp/utils.cc

@@ -337,4 +337,23 @@ namespace f8
         return !getenv("SERVER_ENV");
     }
 
+    bool IsValidNormalConfig(a8::XObject& conf, std::vector<std::string> fields)
+    {
+        if (conf.GetType() != a8::XOT_ARRAY) {
+            abort();
+        }
+        for (int i = 0; i < conf.Size(); ++i) {
+            std::shared_ptr<a8::XObject> node = conf.At(i);
+            if (node->At("instance_id")->AsXValue().GetInt() != i + 1) {
+                abort();
+            }
+            for (std::string& field_name : fields) {
+                if (!node->HasKey(field_name)) {
+                    abort();
+                }
+            }
+        }
+        return true;
+    }
+
 }

cpp/utils.h

@@ -113,4 +113,6 @@ namespace f8
     int ExtractChannelIdFromAccountId(const std::string& accountid);
 
     bool IsOnlineEnv();
+    bool IsValidNormalConfig(a8::XObject& conf, std::vector<std::string> fields);
+
 }