On 04/21/2017 05:30 AM, Erik Bray wrote:
Does this mean that we need some robots.txt somewhere, perhaps after some
restructuring,
which would protect expensive resources from this sort of overload?
There already is a robots.txt and this host was not respecting it.
If this becomes a bigger problem, one solution is to make sure the main
anonymous trac pages are cached plain HTML files, and to severely limit
e.g. the search function (with a CAPTCHA, rate limit, etc.)
One motivated person can still slow you down, but they'll have to at
least try -- I think most of these bot attacks are only accidentally a
denial of service.
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