periodic script in base system to run csup

Lowell Gilbert freebsd-current-local at be-well.ilk.org
Fri Jul 16 23:04:47 UTC 2010


Alex Kozlov <spam at rm-rf.kiev.ua> writes:

> On Fri, Jul 16, 2010 at 04:27:39PM +0200, Gabor Kovesdan wrote:
>> Em 2010.07.16. 16:23, Alex Kozlov escreveu:
>> > On Fri, Jul 16, 2010 at 03:58:33PM +0200, Gabor Kovesdan wrote:
>> >
>> > Thousands pc simultaneously try to access cvsup servers?
>> > Sound like a ddos to me.
>> Yes, this was the only concern and that's why I started this discussion.
> And because its periodic, We can't use portsnap solution (random delay
> before csup start).

It's not completely impossible; periodic could spin off a separate shell
for it, with a random delay.  It's not clear what the best way to deal
with the output would be, although several approaches present themselves.
It would be a lot more complicated than Gabor's approach, though.


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