[jira] [Work started] (KNOX-2134) Add caching to ZookeeperRemoteAliasService

["Philip Zampino (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KNOX-2134?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on KNOX-2134 started by Philip Zampino.
--------------------------------------------
> Add caching to ZookeeperRemoteAliasService
> ------------------------------------------
>
>                 Key: KNOX-2134
>                 URL: https://issues.apache.org/jira/browse/KNOX-2134
>             Project: Apache Knox
>          Issue Type: Bug
>          Components: Server
>    Affects Versions: 1.3.0
>            Reporter: Philip Zampino
>            Assignee: Philip Zampino
>            Priority: Major
>             Fix For: 1.4.0
>
>
> The ZookeeperRemoteAliasService implementation always goes to ZooKeeper to retrieve alias data. Instead, it should cache the data locally to make password retrieval much faster.
> The implementation already receives pushes from ZooKeeper when alias znodes change, so instead of only updating the associated local alias service, it can also update its own cache.
> This way, it only ever needs to go to ZooKeeper for add/remove operations.



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