Readiness Probe

Summary

Extend the detection point of application readiness.

Extension Interface

org.apache.dubbo.qos.probe.ReadinessProbe

Extension Configuration

Dubbo QOS ready command will automaticly discovery.

Existing Extensions

  • org.apache.dubbo.qos.probe.impl.BootstrapReadinessProbe
  • org.apache.dubbo.qos.probe.impl.ProviderReadinessProbe

Extension Guide

Directory layout:

src
 |-main
    |-java
        |-com
            |-xxx
                |-XxxReadinessProbe.java (ReadinessProbe implementation)
    |-resources
        |-META-INF
            |-dubbo
                |-org.apache.dubbo.qos.probe.ReadinessProbe (plain text file with the content：xxx=com.xxx.XxxReadinessProbe)

XxxReadinessProbe.java：

package com.xxx;
 
public class XxxReadinessProbe implements ReadinessProbe {
    
    public boolean check() {
        // ...
    }
}

META-INF/dubbo/org.apache.dubbo.qos.probe.ReadinessProbe：

xxx=com.xxx.XxxReadinessProbe

Last modified September 30, 2022: providerNamespace doc version description https://github.com/apache/dubbo/pull/10686 (#1535) (8c9b05d)