Hi Josh,

Erg, I see all my MUA stripped my in-line links from the original mail; sorry 
for the lack of context.

Yes, the RpcServer API is intact. But I don't see how to get access to an 
RpcServer object from a coprocessor now?

Previously, I would have done on my coprocessor's environment object 
getRegionServerSerivces(): 
({https://hbase.apache.org/1.2/apidocs/org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html#getRegionServerServices--})

But now that API call has gone 
away:({https://hbase.apache.org/devapidocs/org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html})?

Sorry if I'm being dense but I don't see a way to get access outside the scope 
of the coprocessor to get the handler thread's RPC without 
getRegionServerServices()?

-Clay

From: [email protected] At: 09/21/18 17:25:49To:  [email protected]
Subject: Re: HBase 2.x getRegionServerServices for Client IPAddress Access

Hey Clay!

Looking at branch-2.0, I am seeing RpcServer#getRemoteAddress() or 
RpcServer#getRemoteIp() which are static calls that you should be able 
to execute in the Master or RegionServer (when running in the context of 
an Rpc handler thread, that is.

On 9/21/18 11:12 AM, Clay Baenziger (BLOOMBERG/ 731 LEX) wrote:
> Hi all,
> 
> I've been playing around trying to add client location based ACL controls. 
> (Akin to the GRANT user@<network specifier> type of access one has in MySQL, 
> et. al.) My nascent work has been on HBase 1.x but I missed that 
> getRegionServerSerivces went away in 2.x[1]. Is there a way to now get to the 
> RpcServer for a getRemoteIp() call from e.g. AccessController now that anyone 
> can think of or should I propose adding a get remoteIp() method for the 
> coprocessor environments?
> 
> -Clay
> 
> [1]: At least that's what I gather by:
> * HBase 1.2 RegionCoprocessorEnvironment JavaDocs vs current JavaDocs
> * The discussion in and referenced by HBASE-19007
> 


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