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From Damien Katz <damienk...@gmail.com>
Subject Re: server configuration stuff
Date Thu, 10 Apr 2008 20:42:56 GMT

On Apr 10, 2008, at 4:22 PM, Daniel Yokomizo wrote:
> A couple of thoughts.
>
> 1. Why not use the usual Erlang approach for code update, using the
> loop for receiving messages and handling config updates, it seems
> cleaner and a better fit. This way you need only a single process to
> handle the config file format and notify the rest.
>

That's pretty much what I was describing. By registering a callback  
with the config module, you can send yourself a message when a  
relevant change takes effect, then act on it.


> 2. Also it would be simpler to have almost every config inside a
> CouchDB database, so you startup using the default config and the
> config process reads the database for the real config info and
> notifies the other modules of the actual values. With this in place
> it'll be easier to have other config formats in the future: just make
> some module that understands format foo and writes/reads it to/from
> couchdb. The config process will see the changes and propagate them.

>
>
> IME it's better to keep config files away from the core of some
> application and let some external agent interpret the files and
> configure the application using an api.

Interesting.



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