[stunnel-users] SSL and keep alive
al-stunnel at none.at
Fri Sep 29 07:25:20 CEST 2006
On Don 28.09.2006 21:59, Alex Turner wrote:
>Further to your remark "don't know how jmeter works!" does it not make
>sense to ask the people on the jmeter list as well stunnel - as they do
>know how it works!
Well then you need to switch to the jmeter list I think.
>My setup is thus:
>[JMeter/XP]-> network -> [Stunnel->loopback->TAG.net]
>Now - I know that TAG.net will respond correctly to an HTTP 1.1
>keep-alive. I know this because I wrote it and can monitor its socket
>activity. I have also instructed JMeter to use keep-alive; I know that
>in http mode it also uses keep-alive correctly - because I have
>monitored it with TAG.net.
>Never the less, the socket connection is being dropped from Stunnel to
>TAG.net after each separate http request. This results in a FD_CLOSE
>being received from the windows kernel to the socket in TAG.net which
>then causes TAG.net to disconnect the socket. To put this another way,
>the TCP connection is being closed by Stunnel via Stunnel stimulating
>the generation of a FIN packed on the loopback addaptor.
As you have written TAG.net have you dumped out the request and response
What errors/warning do you get when you run stunnel in debug mode?!
>Now - my question which is relevant to both JMeter and Stunnel is thus:
>Why is the socket being dropped - is it because JMeter is dropping the
>socket or is it because stunnel is dropping the socket. Further, if it
>is Stunnel, why is it dropping the socket, and equally for JMeter, why.
Have you looked with some tcpdumps what's going on on the tcp level
between jmeter and stunnel?!
More information about the stunnel-users