Re: [Cppcms-users] comet server empty reply

[william l. <we...@gm...>]

Yes! You are absolutely right!
after change the config.js setting, now I get it working as expected.

I'm always struggling with code and  missing the settings thing....

This is a long polling server + client, I want to see how many concurrent
connection it can handle :)

Thank you again, Artyom!

Best Regards,
William L.


On Mon, Dec 31, 2012 at 3:37 PM, Artyom Beilis <art...@ya...> wrote:

> First of all, take a look on:
>
> http://cppcms.com/wikipp/en/page/cppcms_1x_config#http.timeout
>
> You may want to increase this parameter.
>
> 2nd what kind of chat do you implement?
>
> Long polling or type of event-stream?
>
> Also the client should be ready for disconnections
> and restart connection. You can also send some kind of applicative
> keep-alive
> messages (not HTTP keep alive) so the client would know that the server is
> up.
>
>
> Artyom Beilis
> --------------
> CppCMS - C++ Web Framework:   http://cppcms.com/
> CppDB - C++ SQL Connectivity: http://cppcms.com/sql/cppdb/
>
>   ------------------------------
> *From:* Lee Elenbaas <lee...@gm...>
> *To:* cpp...@li...
> *Sent:* Monday, December 31, 2012 9:05 AM
> *Subject:* Re: [Cppcms-users] comet server empty reply
>
> this sounds like a timeout from the client side - not from the server
> connection needs to be kept alive from both ends
>
>
> On Mon, Dec 31, 2012 at 8:00 AM, william lee <we...@gm...> wrote:
>
> btw, I did sent "Connection: Keep-Alive" from client via connect, but it
> doesn't make any difference.
>
> thanks,
> William L.
>
>
> On Mon, Dec 31, 2012 at 1:47 PM, william lee <we...@gm...> wrote:
>
> Hi,
> I'm using CppCMS to create a comet server, pretty much same as the Chat
> example. I release context and store it in a map for broadcast or targeted
> reply later.
>
> At same time, I'm using libcurl to create a client app to connect to
> cppcms comet server via http 127.0.0.1:8080 GET method
>
> I found a interesting thing, like 10s-15s after http connected, the client
> side will disconnect and print "Empty reply from server", "Server returned
> nothing (no headers, no data)".
> From comet server side code, there is no timeout release context.
>
> This behavior happens on Win7 and ubuntu server.
>
> Anyone have idea why such thing happen?
> Is there any limitation with long polling that caused this? I expect a
> live HTTP connection can wait for several minutes.
>
> thanks!
> William L.
>
>
>
>
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> lee
> Lee Elenbaas
> lee...@gm...
>
>
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