[OpenSIPS-Users] Websocket connection closes after tcp_connection_lifetime expires

[Patrick Wakano]

Hi Vlad,
Just tested the lastest sources and now the websocket connection isn't
droped anymore if I use the tcp_persistent_flag!
Many thanks!

Patrick

On Wed, May 20, 2015 at 9:40 AM, Vlad Paiu <vladpaiu at opensips.org> wrote:

>  Hello,
>
> I've just fixed on GIT the issue where the tcp_persistent_flag was ignored
> for websocket TCP connections ( as of commit 320c825 ) - please update your
> sources and the issue should be fixed, without having to change the
> tcp_connection_lifetime.
>
> Best Regards,
>
> Vlad Paiu
> OpenSIPS Developerhttp://www.opensips-solutions.com
>
> On 19.05.2015 23:07, Patrick Wakano wrote:
>
>  Hello,
>
>  More tests with WebRTC in Opensips 2.1 and I noticed that the websocket
> connection of my browser was being disconnected some time after it
> registered, this caused the javascript lib to reconnect and re-register.
> This is not good because each time it happens, the browser uses a new port
> and I get one more contact to the same AOR in my location table...
> Investigating the problem I noticed the websocket connection was being
> dropped because the Opensips' TCP connection lifetime was being reached and
> so it closed the connection.
> First thing I did was to use the tcp_persistent_flag from the Registrar
> module. Unfortunately it didn't work.... So next test was to increased the
> tcp_connection_lifetime parameter to something greater than the Register
> expire time and luckly it worked! The websocket connection wasn't dropped
> anymore!
> Even though now things are working, I think we have some bug in here...
> I know the websocket runs over TCP but should it be ruled by the
> tcp_connection_lifetime parameter? I was expecting some independence,
> although I would completely understand if it is not possible from the
> implementation point of view.
> Despite that, considering websockets fall under the same rules as TCP,
> then the tcp_persistent_flag should apply for it too, right?
>
>  Regards,
> Patrick
>
>
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