| /* |
| * 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 healthcheck |
| |
| import ( |
| "net" |
| "time" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pkg/logger" |
| ) |
| |
| type TCPChecker struct { |
| addr string |
| timeout time.Duration |
| } |
| |
| func (s *TCPChecker) CheckHealth() bool { |
| conn, err := net.DialTimeout("tcp", s.addr, s.timeout) |
| if err != nil { |
| logger.Infof("[health check] tcp checker for host %s error: %v", s.addr, err) |
| return false |
| } |
| conn.Close() |
| return true |
| } |
| |
| func (s *TCPChecker) OnTimeout() {} |