www/79659: cvsweb cannot cope with %
Dan Langille
dan at langille.org
Fri Apr 8 07:24:34 PDT 2005
On 8 Apr 2005 at 15:13, Ceri Davies wrote:
> On Fri, Apr 08, 2005 at 02:58:29PM +0100, Ceri Davies wrote:
> > On Fri, Apr 08, 2005 at 08:38:42AM -0400, Dan Langille wrote:
> > > On 8 Apr 2005 at 12:24, Ceri Davies wrote:
> > > > On Fri, Apr 08, 2005 at 10:40:09AM +0000, Dan Langille wrote:
> > > >
> > > > > Your investigation prompted me to check my local repository which
> > > > > uses cvsweb-2.0.6. cvsweb has no problem with that file. I see that
> > > > > FreeBSD is using FreeBSD-CVSweb 2.0.6. It has a problem with that
> > > > > file.
> > > > >
> > > > > This suggests that the problem may not be with cvsweb, but with
> > > > > something else. The error message:
> > > > >
> > > > > Bad Request
> > > > > Your browser sent a request that this server could not understand.
> > > > >
> > > > > A grep of the repo projects/cvsweb does not find "Bad Request". This
> > > > > also suggests it could be something other than cvsweb that is
> > > > > displaying this message.
> > > >
> > > > It's Apache. From the CHANGES file in Apache 0.8.15:
> > > >
> > > > *) Reject paths containing %-escaped '%' or null characters [David Robinson]
> > > >
> > > > Googling seems to suggest that this was done because it was deemed
> > > > forbidden by RFC 2396, which is not the case.
> > >
> > > Hold on.... why do we see the problem at www.freebsd.org but not on
> > > my local (private) cvsweb? I'm running apache-1.3.33_1
> >
> > Because you are not using mod_rewrite.
>
> Check it out; with mod_rewrite the % needs escaping twice:
> http://www.freebsd.org/cgi/cvsweb.cgi/ports/devel/gdb6/files/patch-i386%2525nm-fbsd64.h
Oh good!
So this is a cvsweb bug. Thank you.
Note: escaping the % twice on my system gives:
Error: ports/devel/gdb6/files/patch-i386%25nm-fbsd64.h: no such file
or directory
So any fix must check for mod_rewrite.
--
Dan Langille : http://www.langille.org/
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