[Dibbler-devel] Prefix delegation & prefix pool managementissue.

Tomasz Mrugalski thomson at klub.com.pl
Fri May 4 13:10:01 CEST 2007


On Thu, 3 May 2007 somebody known as MINODIER David RD-RESA-LAN wrote:

> Hi Tomasz,
> Don't appologize !!! You're doing such a good job !
Hey, I was not apologizing. I was just informing that this issue is not 
left on its own and that I'm doing something about it. It's a good 
practice to let users know that they are not left alone with their 
problems, right?

A day later, here it is. A fixed version in the CVS. You can also grab a 
snapshot from here: 
http://klub.com.pl/dhcpv6/snapshots/2007-05-03-different-prefixes-for-several-clients/

It works with the reported conf file. As I said before, border cases (when 
the resources are almost depleted, as in assigned 2 prefixes out ot 2 
available) are not handled very well. I must check what will happen when 
third client ask for a prefix. Server will probably go into infinite loop 
as there is no way to randomize free (no used) prefix.

> Actually, we figured out there was something wrong with the randomization method.
I've fixed it, more or less. It does not work as I'd like it to, but it's 
usable.

> And the fact the prefixIsFree method is not implemented is definitly another very complementary issue.
Prefix delegation support is rather new feature, so it contains more bugs 
than other dibbler code. But I think that it is now stable enough to be 
released.

> BTW, do you agree with the patch we provided a few days ago regarding 
>SrvCfgMgr/SrvParser.cpp and SrvCfgMgr/SrvParser.y ?
Yes, It has been merged.

Let me know if this fix works for you or not.

-- 
Tomasz Mrugalski,              | "I think there is a world market for     |
thomson(at)klub(dot)com(dot)pl |  about five computers."                  |
                                |     Thomas J. Watson (Chairman, IBM) 1943|


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