> What I'm finding is as soon as run exits, the domain goes away.
Yes, but if anything is scheduled in that domain, then it will be re-entered.
// not in a domain
d.run(function() {
// in the domain
setTimeout(next);
})
// not in the domain
function next() {
// in the domain again, via setTimeout
}
> My goal is to have a pool of MySQL connections and then associate a single
> connection with all of a request's queries.
You mean, reserve one MySQL connection for *just* this requests
queries and no others?
On Fri, May 3, 2013 at 12:45 AM, s3shs <[email protected]> wrote:
> I am very intrigued with the idea of domains. It is my understanding that
> domain.active will be a single variable that will be available throughout
> the handling of a single request. If this is correct, I could stuff a few
> vars into domain.active and then not have to program the tedious process of
> passing around req, res, and others through scores (!) of asynchronous
> calls.
>
> Starting to work with domains I have this:
>
> var reqd = domain.create();
> reqd.add(req);
> reqd.add(res);
>
> reqd.run(function() {
> ... lots of async.X calls in here, through multiple files
> });
>
> What I'm finding is as soon as run exits, the domain goes away. Is it
> possible to, say, get a "next" out of the run() command that I can call when
> all my asynchronous work is done, instead of having the domain disappear at
> the end of run()?
>
> I have a feeling I'm using domains entirely wrong.
>
> My goal is to have a pool of MySQL connections and then associate a single
> connection with all of a request's queries. My idea was to stuff just a
> single connection in to domain.active and then rainbows and unicorns would
> magically come prancing out of my app. :-) But that does not seem to be
> the case. Unfortunately.
>
> Thank you!
>
> PS - Do I really have to wrap every single function call in d.bind()? That
> seems like a lot of work.
>
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