[Dovecot] How to run in debug format for SSL testing?

[Jeff A. Earickson]

On Sun, 30 Jan 2005, Timo Sirainen wrote:

> Date: Sun, 30 Jan 2005 09:53:55 +0200
> From: Timo Sirainen <tss at iki.fi>
> To: Jeff A. Earickson <jaearick at colby.edu>
> Cc: dovecot at dovecot.org
> Subject: Re: [Dovecot] How to run in debug format for SSL testing?
> 
> On 26.1.2005, at 23:11, Jeff A. Earickson wrote:
>
>> Help, new to dovecot...
>> 
>> I want to get some output from my test sessions to confirm that
>> SSL pop and imap are working.  How does one get debug output from
>> dovecot?  How does one see that dovecot is using SSL in a transaction?
>
> I don't think you can currently see it from logs.
>
> Easiest way to try that it works at all is to use:
>
> openssl s_client -connect host:993

Timo, this worked great for seeing how SSL worked.  Thanks!  But still,
if one builds with "enable-debug", how do you actually use it?  I tried
doing "setenv VERBOSE_DEBUG 1" and running the code, but didn't see
anything happen.

>
>> on Solaris 9.  BTW, if I compile with Sun's StudioOne version 8 compiler,
>> I get a core dump of dovecot-auth into /var/run/dovecot.  The gdb backtrace
>> looks like:
>> 
>> Program terminated with signal 10, Bus error.
>> #0  0x0002b64c in pam_child_input ()
>
> Looks like I fixed this in some 1.0-tests already. I'll include the fix in 
> 0.99.14 as well:

Yes, this patch got 0.99.13 to work with Sun's compiler, no core dumps.
Thanks.

>
> diff -ru dovecot-0.99.13/src/auth/passdb-pam.c 
> dovecot-0.99.14/src/auth/passdb-pam.c
> --- dovecot-0.99.13/src/auth/passdb-pam.c       2004-12-19 07:25:15.000000000 
> +0200
> +++ dovecot-0.99.14/src/auth/passdb-pam.c       2005-01-30 09:52:53.000000000 
> +0200
> @@ -275,7 +275,7 @@
>                i_error("PAM: Child process returned only %d bytes", ret);
>                result = PASSDB_RESULT_INTERNAL_FAILURE;
>        } else {
> -               result = *((enum passdb_result *) buf);
> +               memcpy(&result, buf, sizeof(result));
>
>                if ((size_t)ret > sizeof(result)) {
>                        /* error message included */
>