That advice helped out quite a bit. Thanks!
Using ldd on mod_cosign indicated it was linked to libssl.so.1.0.0, and all
of the other modules were linked to libssl.so.0.9.8. After compiling the
mod_cosign module with the 0.9.8 library, the segmentation fault stopped
occurring.
On Wed, May 15, 2013 at 7:29 AM, Mark Montague <m...@catseye.org> wrote:
> On May 14, 2013 20:07 , Matt Stapleton <matt1...@gmail.com> wrote:
>
>> Has anyone experienced issues using curl with the Cosign 3.2.0 Apache
>> module enabled?
>>
>> After upgrading to Cosign 3.2.0, we started receiving a segmentation
>> fault in Apache2 whenever the Cosign module was enabled. Specifically, the
>> fault only seems to occur when we call curl_exec() from our PHP script, and
>> it returns a 'No data received' Error 324 (net::ERR_EMPTY_RESPONSE) in
>> Chrome. When the mod_cosign.so is disabled, curl_exec() works fine.
>>
>>
> I have not experienced this, but it may be an OpenSSL version conflict.
> Use ldd to make sure that httpd, mod_cosign, mod_php (actually,
> libphp5.so), PHP's curl.so module, and cURL itself are all linking against
> the same version of the OpenSSL library.
>
> If this doesn't turn up anything, my next suggestion would be to make sure
> that you have debugging symbols for all of the packages you have installed
> (Red Hat, for example, includes these in separate "debuginfo" RPMs),
> recompiling mod_cosign if necessary in order to include debugging symbols,
> and then enable core dumps. Once you get a core dump, use a debugger to
> get a stack trace and post that here.
>
> I hope this helps.
>
> --
> Mark Montague
> m...@catseye.org
>
>
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