[erlang-questions] making http client close connections

Oscar Hellström oscar@REDACTED
Tue Jun 9 22:24:01 CEST 2009


Actually, you might want to use ibrowse, if your response entity bodies are small...

----- "Oscar Hellström" <oscar@REDACTED> wrote:

> Hi Joel,
> 
> In general I would say that you don't want lhttpc, inets or ibrowse.
> The way you're describing things you'd like to write a specific HTTP
> client. Actually, it could probably be extremely simple if it's
> created to suite your needs.
> 
> Comments inline...
> 
> ----- "Joel Reymont" <joelr1@REDACTED> wrote:
> 
> > On Jun 9, 2009, at 6:59 PM, Roberto Ostinelli wrote:
> > 
> > > have you considered trying the Lightweight HTTP client, released 
> 
> > > today by
> > > erlang consulting (avail here:
> > > http://forum.trapexit.org/viewtopic.php?p=44654)?
> > 
> > 
> > Can it limit the number of outgoing connections to just 1?
> 
> Not at the moment, but this isn't very hard to implement. I'm thinking
> of a second gen_server (or similar) that keeps a count of how many
> connections to each host, and will just wait with replying if there
> aren't any "free connections". The socket manager could also do this,
> but I'm afraid to overload the process.
> 
> > What about closing a connection on demand?
> 
> No, reading the request headers isn't implemented. It's however
> trivial to implement (remove the checking for the close token in
> read_length/4 and add a function maybe_close_socket(ReqHdrs, RspHdr,
> Socket, Resp read_response/7).
> 
> > Can I differentiate between connections started by many processes
> and close individual ones?
> 
> How would you like to identify them? You could maybe hack the
> manager?
>  
> > 	Thanks, Joel
> > 
> > ---
> > Mac hacker with a performance bent
> > http://www.linkedin.com/in/joelreymont
> > 
> > 
> > ________________________________________________________________
> > erlang-questions mailing list. See http://www.erlang.org/faq.html
> > erlang-questions (at) erlang.org
> 
> Cheers
> -- 
> Oscar Hellström, oscar@REDACTED
> Phone:  +44 (0)798 45 44 773
> Mobile: +44 (0)207 65 50 337
> Web:    http://www.erlang-consulting.com
> 
> 
> ________________________________________________________________
> erlang-questions mailing list. See http://www.erlang.org/faq.html
> erlang-questions (at) erlang.org

-- 
Oscar Hellström, oscar@REDACTED
Phone:  +44 (0)798 45 44 773
Mobile: +44 (0)207 65 50 337
Web:    http://www.erlang-consulting.com



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