Re: [libmicrohttpd] Connection: Upgrade / WebSockets

[José Bollo]

Le dimanche 04 septembre 2016 à 18:14 +0200, Christian Grothoff a
écrit :
> Dear all,

Hello

> I've just completed adding support for "Connection: Upgrade" to
> libmicrohttpd.  With this addition, it should be possible to support
> WebSockets, upgrade to TLS and all kinds of other protocol switches
> (via
> HTTP response code 101).
> 
> To use the new functionality, the application basically queues a
> special
> response (MHD_create_response_for_upgrade) and is in return given a
> socket that it can use for bidirectional communication with the
> client.

Great!

> There are testcases in src/daemon/test_upgrade(_ssl).c that show how
> to
> use the new API; the texinfo manual has also been updated.
> 
> The new API should work the same way *also* for TLS connections,
> thanks
> to some socketpair-magic hiding the change from the application.

Great again!

> While I've tested the code, I don't _actually_ have a need for it
> myself: various people on the list simply had requested support for
> "Connection: Upgrade" or WebSockets. As a result, I'm obviously not
> 100%
> sure if this does everything we need.
> 
> 
> Thus, if you are interested in this functionality, please:

Yes I am.

> * try it now, check if the API does what you need and if not,
>   let me know!
> * test it now, that way once we put it into a release we will
>   likely have a more stable API and implementation!

I'll try to give you feedback around mid september.

Best regards
José Bollo