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From "Chinmay Kulkarni (Jira)" <j...@apache.org>
Subject [jira] [Resolved] (PHOENIX-5479) IndexMasterObserver needs to implement MasterCoprocessor
Date Tue, 24 Sep 2019 22:11:00 GMT

     [ https://issues.apache.org/jira/browse/PHOENIX-5479?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chinmay Kulkarni resolved PHOENIX-5479.
---------------------------------------
    Resolution: Not A Bug

> IndexMasterObserver needs to implement MasterCoprocessor
> --------------------------------------------------------
>
>                 Key: PHOENIX-5479
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-5479
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 5.0.0, 5.1.0
>            Reporter: Jiayi Liu
>            Priority: Major
>             Fix For: 5.1.0
>
>         Attachments: PHOENIX-5479.master.01.patch
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
>  
> {code:java}
> 2019-09-12 00:43:40,984 ERROR [master/localhost:16000] master.MasterCoprocessorHost:
org.apache.phoenix.hbase.index.master.IndexMasterObserver is not of type MasterCoprocessor.
Check the configuration of hbase.coprocessor.master.classes
> 2019-09-12 00:43:40,984 ERROR [master/localhost:16000] coprocessor.CoprocessorHost: Cannot
load coprocessor IndexMasterObserver
> {code}
> [HBASE-17732|https://issues.apache.org/jira/browse/HBASE-17732] improves the design of
Corprocessor, according to [https://github.com/apache/hbase/blob/master/dev-support/design-docs/Coprocessor_Design_Improvements-Use_composition_instead_of_inheritance-HBASE-17732.adoc#migrating-existing-cps-to-new-design],
IndexMasterObserver needs to implement MasterCoprocessor and MasterObserver, otherwise HBase
cannot load coprocessor IndexMasterObserver.
>  



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