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## GSoC 2022: Final Evaluation.md

      
        
          
            
              
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                wjf222
                / GSoC 2022: Final Evaluation.md
            
            
              Last active
              March 31, 2023 11:34
            
          
        
      
        
  
      
    Project:  Apache DolphinScheduler: Support etcd as registry

Related Issue: apache/dolphinscheduler#8975

Code Repository: https://github.com/wjf222/dolphinscheduler

Mentors: Wenjun Ruan,Caishunfeng
Project Abstract

The registry of DolphinScheduler is mainly used to store metadata information of Master and Worker nodes. Currently dolphinscheduler-registry-api has defined the standard for implementing the plugin.
Currently DolphinScheduler has implemented the Zookeepeer plugin as a registry, Zookeeper uses the client-side framework Curator to implement the following interfaces, interface functionality is divided into several main parts: CRUD, Subscribe (Watch), Auth, Sessiontime Lock, Active close,ConnectionStateListen.
Etcd is a distributed key-value storage system with excellent mechanisms for r