Re: 403 - Forbidden on gitweb pages

From: Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Magnus Hagander <magnus(at)hagander(dot)net>, Dave Page <dpage(at)pgadmin(dot)org>, PostgreSQL WWW <pgsql-www(at)postgresql(dot)org>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
Subject: Re: 403 - Forbidden on gitweb pages
Date: 2013-02-14 21:53:59
Message-ID: 511D5CF7.90609@kaltenbrunner.cc
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On 02/14/2013 05:31 AM, Tom Lane wrote:
> Magnus Hagander <magnus(at)hagander(dot)net> writes:
>> The bandaid solution was to rate limit access per ip. The error you hit is
>> when you're rate limited.
>
> [ raised eyebrow... ] I'm fairly sure I've seen it more than once when
> performing a *single* page fetch. In any case, the probability of
> failure increased by a couple orders of magnitude sometime in the past
> month or so, because I'd never seen it before that.

any chance you moved to a different browser (or a new version of it) in
that timeframe?
I can trivially reproduce that issue here now because my browser is
employing fairly agressive prefetching techniques that the currently
rate-limiting system is not prepared to deal with, and from looking at
the logs this is actually a fairly common issue :(

Stefan

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