[SSSD] [PATCH] Support SRV servers in failover

David O'Brien davido at redhat.com
Fri Apr 30 01:46:11 UTC 2010


Jakub Hrozek wrote:
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<snip>

> [PATCH 2/2] Support SRV servers in failover
> Adds a new failover API call fo_add_srv_server that allows the caller
> to specify a server that is later resolved into a list of specific
> servers using SRV requests.
> 
This looks doc-worthy... Can somebody explain "SRV servers" and how they 
work here? My limited understanding makes me think I can define 
_failover._tcp as SRV records in my DNS with weights and priorities, 
etc. Is that right? How about an example? Has this made it into a man 
page yet?

> Also adds a new failover option that specifies how often should the
> servers resolved from SRV query considered valid until we need a
> refresh.
> 
What's the option? I missed it... :(

thanks a bunch~!

> The "real" servers to connect to are returned to the user as usual,
> using the fo_resolve_service_{send,recv} calls.



-- 

David O'Brien
Red Hat Asia Pacific Pty Ltd

He who asks is a fool for five minutes, but he who does not ask remains 
a fool forever."
  ~ Chinese proverb



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