状态检查扩展

扩展说明

检查服务依赖的各种资源的状态。此状态检查可用于 telnet 的 status 命令和托管状态页面。

扩展端口

org.apache.dubbo.common.status.StatusChecker

扩展配置

<dubbo:protocol status="xxx,yyy" />
<!-- The default value setting, when <dubbo:protocol> does not configure the status attribute, use this configuration -->
<dubbo:provider status="xxx,yyy" />

已知扩展

  • org.apache.dubbo.common.status.support.MemoryStatusChecker
  • org.apache.dubbo.common.status.support.LoadStatusChecker
  • org.apache.dubbo.rpc.dubbo.status.ServerStatusChecker
  • org.apache.dubbo.rpc.dubbo.status.ThreadPoolStatusChecker
  • org.apache.dubbo.registry.directory.RegistryStatusChecker
  • org.apache.dubbo.rpc.config.spring.status.SpringStatusChecker
  • org.apache.dubbo.rpc.config.spring.status.DataSourceStatusChecker

扩展示例

Maven 项目结构

src
 |-main
    |-java
        |-com
            |-xxx
                |-XxxStatusChecker.java (implement StatusChecker interface)
    |-resources
        |-META-INF
            |-dubbo
                |-org.apache.dubbo.common.status.StatusChecker (plain text file, content: xxx=com.xxx.XxxStatusChecker)

XxxStatusChecker.java

package com.xxx;
 
import org.apache.dubbo.common.status.StatusChecker;
 
public class XxxStatusChecker implements StatusChecker {
    public Status check() {
        //...
    }
}

META-INF/dubbo/org.apache.dubbo.common.status.StatusChecker

xxx=com.xxx.XxxStatusChecker

上次修改时间:2023 年 1 月 2 日: 增强英文文档 (#1798) (95a9f4f6c1c)