Hi Hellmar,
Good to know that you are planning to use Ranger. Please find my
answers inline.
On Tue, Jan 13, 2015 at 2:16 PM, Hellmar Becker <becker@hellmar-becker.de>
wrote:
> Good morning,
>
> We are planning to use Ranger to secure our (Hortonworks based) datalake
> at ING Bank. In this context, a few questions came up:
>
> - I read that Ranger deploys plugins to the HDFS, Hive, and HBase services
> that implement access control. Do these plugins run as separate processes
> or more like dynamic libraries inside the main service?
>
These plugins run as part of the component (namenode, master, etc)
processes. There is no separate process that is run.
> - What happens if one of the plugins goes down or becomes unavailable?
> Will the services then be unsecured, or closed to all, or even unable to
> run?
>
>
As mentioned above, since after installation the plugins are part of the
actual process, there is no scenario where the "plugins" will go down.
> Kind regards,
> Hellmar Becker
>
>
> ========================================
> Hellmar Becker
> Edmond Audranstraat 55
> NL-3543BG Utrecht
> mail: becker@hellmar-becker.de
> mobile: +31 6 29986670
> ========================================
>
>
--
Regards,
Gautam.
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