Add version to zebra-config in gobgp.yang.

config/bgp_configs.go

@@ -987,6 +987,9 @@ func (lhs *ZebraState) Equal(rhs *ZebraState) bool {
 			return false
 		}
 	}
+	if lhs.Version != rhs.Version {
+		return false
+	}
 	return true
 }
 
@@ -1021,6 +1024,9 @@ func (lhs *ZebraConfig) Equal(rhs *ZebraConfig) bool {
 			return false
 		}
 	}
+	if lhs.Version != rhs.Version {
+		return false
+	}
 	return true
 }
 

tools/pyang_plugins/gobgp.yang

@@ -909,6 +909,11 @@ module gobgp {
         base ptypes:install-protocol-type;
       }
     }
+    leaf version {
+      type uint8;
+      description
+        "Configure version of zebra protocol.  Default is 2. Supported up to 3.";
+    }
   }
 
   grouping zebra-set {