On 5/19/06, Gisbert Amm <gia@webde.de> wrote:
> I have a pre-commit hook that checks for tabs in Python files and
> rejects the commit if it finds any, writing a line to stderr for every
> file so that the user knows what to fix. It worked so far but the
> process always hung when the amount of error messages the script
> returned was bigger than a certain size.
>
> After some searching I found out that the process hangs because there's
> too much data on stderr, more than the stderr buffer size, which is the
> system's default page size (4096 Byte on my system). It is similar to
> this Apache vulnerability: http://www.securityfocus.com/bid/5787/info.
> I've tried out this exploit; it does no longer work with Apache 2.0.52.
> Therefore I consider Subversion the culprit.
>
> As a workaround, I do check how much data the hook script wants to write
> to stderr and cut it, if it's too long. However, I'd rather see this
> fixed cleanly.
>
> Has anyone else experienced the same and is it probably already reported
> as an issue? Otherwise I'd file a bug report.
What version of Subversion are you seeing the problem with? I believe
this has been fixed in 1.3.x.
-garrett
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Received on Fri May 19 19:45:57 2006