Re: Automatic mirror selection
On Fri, Feb 01, 2008 at 09:09:24PM +0100, Leo costela Antunes wrote:
> Adam Borowski wrote:
> > Uhm, and how exactly do you get the arch? At DNS time you don't have
> > anything but the requester's or his ISP's IP.
>
> This would have to be placed inside sources.list at some point, then I
> figure the automatic or manual process responsible should stick
> "dpkg-architecture -qDEB_BUILD_ARCH" somewhere in there, so you just
> have to query "<arch>.geomirror.d.net", for instance, to get the best
> mirror for your country which contains your arch.
> It could be during D-I, if the D-I people like the idea and no big
> problems arise from a testing period.
Ah, right. Yet at least in some cases, it could be tricky to have the arch,
so I think you would need a generic mirror anyway.
> > Would a vserver, one IP and a NS delegation for a test subdomain be enough
> > for your tests? No fallover or anything, though.
>
> Yes, certainly. Do you have one available?
(Details sent privately). Too bad, I just learned it can possibly go down
somewhere in the near future...
> > What about this:
> > ftptest.debian.net CNAME debian.XXX
> > debian.XXX NS your_vserver.XXX
> > (where XXX is any domain you can control without bothering the DSA for every
> > change)
>
> I don't think that'll work. Since the Debian nameserver won't find a
> break in the SOA line (introduced with a NS entry), it'll try to find
> YYY.ftptest.d.net directly. A CNAME entry on an upper-level domain won't
> be enough to "redirect" the lower-level domains.
Aargh, it appears you're right. Does someone have another idea?
If not, we can always do a brief test on a random subdomain, and then toss a
working config to the DSA guys.
Cheers, and so on...
--
1KB // Microsoft corollary to Hanlon's razor:
// Never attribute to stupidity what can be
// adequately explained by malice.
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