RE: server unavailable in proxy backends

["Matthew Hardin" <mhardin@symas.com>]

Pierangelo Masarati wrote:

[...]

> Whenever a proxy backend is configured with a list of URIs and the first
> server becomes unavailable for a while, all connections will need to try
> it before getting to another working one.
> 
> What about introducing an (optional) algorithm that decides, after an
> appropriate retry pattern, to rework the list of URIs?

I think this is a good idea. 

> I understand that since the proxy backends make concurrent access to the
> list of URIs this may require further mutex protection; also, the
> algorithm may not be general enough, or too complicated for most of the
> applications, so the best approach would be to add some API (much like
> rebind) to allow applications to deal with this issue, leaving the
> current behavior as the default.

Also a good idea. The only thing I would add is that there should be a
simple module that would both serve as an example and as a simple
implementation.

Cheers,

Matthew Hardin
Symas Corporation
Packaged, certified, and supported LDAP solutions powered by OpenLDAP:
http://www.symas.com


> p.
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> 
> Ing. Pierangelo Masarati
> Responsabile Open Solution
> OpenLDAP Core Team
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> SysNet s.n.c.
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