[erlang-questions] anybody written a web cache?

Mickaël Rémond <>
Wed Feb 10 21:35:48 CET 2010


Hello,

We have a small project that we are about to release.
This is basically an ETS cache, with a memcached interface for other language implementation that do not talk Erlang.

We do not support all the feature you want, but it should be a good basis.

-- 
Mickaël Rémond
 http://www.process-one.net

Le 10 févr. 2010 à 21:29, Joe Armstrong a écrit :

> Hello,
> 
> Has anybody written a simple web cache?
> 
> What I'd like are:
> 
>     - own policy for time-to-live (ie many (most) web pages come back
> with idiotic
>       cache control directives - to force page refreshes)
> 
>     - rate limiting (per site) - ie I don't want to annoy sites by
> requeting too much data in
>       a short time
> 
> I'm interested in writing some web-aggregation/meshup software - why?
> - because I'm fed
> up with all the crap that most sites deliver.
> 
> <example>I've been looking at ads. for apartments in Stockholm - one
> of the largest
> sites which has ads. for apartments is rather slow - if you click on
> the data for one apartment
> 134 http GET requests are issued - most are set uncachable. The
> generated HTML is crap.
> same true for hotels - try booking a hotel somewhere ...</aside>
> 
> Seems pretty easy to fetch and cache data on apartments for sale, and hotels,
> extract the *information* content and re-mesh the information.
> 
> If the individual sites rate-limit queries form my machine we could
> set up a distributed
> net to request the data from random hosts :-)
> 
> Could be a fun project
> 
> /Joe
> 
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