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Posted to issues@ignite.apache.org by "Mikhail Efremov (Jira)" <ji...@apache.org> on 2024/05/23 10:32:00 UTC

[jira] [Updated] (IGNITE-21805) Refactor TableManager and move all RAFT related pieces to Replica

     [ https://issues.apache.org/jira/browse/IGNITE-21805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mikhail Efremov updated IGNITE-21805:
-------------------------------------
    Epic Link: IGNITE-22313  (was: IGNITE-19170)

> Refactor TableManager and move all RAFT related pieces to Replica
> -----------------------------------------------------------------
>
>                 Key: IGNITE-21805
>                 URL: https://issues.apache.org/jira/browse/IGNITE-21805
>             Project: Ignite
>          Issue Type: Improvement
>            Reporter: Kirill Gusakov
>            Assignee: Mikhail Efremov
>            Priority: Major
>              Labels: ignite-3
>          Time Spent: 2h 40m
>  Remaining Estimate: 0h
>
> *Motivation*
> At the moment we have some places inside the TableManager, which:
>  * Use RaftManager to start/stop RAFT nodes (handleChangePendingAssignmentEvent/handleChangeStableAssignmentEvent)
>  * Use RaftGroupService through table.internalTable().tableRaftService().partitionRaftGroupService calls
> This fact prevents us on the track of zone-based collocation. The further collocation steps will be easier, if we will move the whole RAFT connected operation to the Replica class. Moreover, it should be there semantically
> *Definition of done*
>  * All code inside the handleChangePendingAssignmentEvent connected with the start of raft groups (PartitionListener/RebalanceRaftGroupEventsListener) and raft clients must be moved to the start of the Replica itself
>  * The same about handleChangeStableAssignmentEvent - the stop of Replica must stop appropriate raft node
>  * All calls for table.internalTable().tableRaftService().partitionRaftGroupService must be replaced by the replicaMgr.replica(replicaGrpdId).raftClient()
> *Implementation notes*
>  * The new temporary methods must be implemented and remove after IGNITE-22036
>  ** ReplicaManager.replica(ReplicationGroupId replicaGrpId) - which returns the appropriate Replica by group id
>  ** Replica.raftClient() - which return replica's RaftGroupService (raft client)
>  



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