| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package conncheck |
| |
| import ( |
| "github.com/apache/dubbo-go/cluster/router" |
| "github.com/apache/dubbo-go/common" |
| "github.com/apache/dubbo-go/common/constant" |
| "github.com/apache/dubbo-go/common/extension" |
| "github.com/apache/dubbo-go/protocol" |
| ) |
| |
| func init() { |
| extension.SetConnChecker(constant.DEFAULT_CONN_CHECKER, NewDefaultConnChecker) |
| } |
| |
| // DefaultConnChecker is the default implementation of ConnChecker, which determines the health status of invoker conn |
| type DefaultConnChecker struct{} |
| |
| // IsConnHealthy evaluates the healthy state on the given Invoker based on the number of successive bad request |
| // and the current active request |
| func (c *DefaultConnChecker) IsConnHealthy(invoker protocol.Invoker) bool { |
| return protocol.GetInvokerHealthyStatus(invoker) |
| } |
| |
| // NewDefaultConnChecker constructs a new DefaultConnChecker based on the url |
| func NewDefaultConnChecker(url *common.URL) router.ConnChecker { |
| return &DefaultConnChecker{} |
| } |