[stunnel-users] Possible leak in client.c:init_ssl()

Michal Trojnara Michal.Trojnara at mirt.net
Tue Apr 12 21:48:45 CEST 2011

Sven Ulland wrote:
> Is it so that the
> number of ssl/connections allocated by stunnel is always the maximum
> observed throughout the entire runtime, i.e. it never frees up idle
> connections? That's not really a problem, I'm just curious.

In order to free up an idle connection stunnel would have to close  
it.  In many cases connections supposed to be persistent.  The timeout  
is controlled with TIMEOUTidle option.  The default value is 43200  
seconds = 12 hours.

> I recompiled 0.9.8r with zlib enabled again, but it's not clear to me
> if zlib was actually used in the following run or not. At least there
> were no zlib or libz strings in the massif output.
> I'll assume it's the OpenSSL issues that were at fault, and then
> continue to run with the new lib version. If there is any new
> development in the upcoming days, I'll send a follow-up.

I'll appreciate it.

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