[patch] #562: cabal-install update fails going through a HTTP proxy

Valery V. Vorotyntsev valery.vv at gmail.com
Sat Sep 19 02:00:50 EDT 2009

On Sat, Sep 19, 2009 at 3:17 AM, Duncan Coutts <duncan at haskell.org> wrote:
> But that is exactly what makes me think it's a bug in the HTTP library.
> The HTTP library provides instances for String, strict ByteString and
> lazy ByteString. With one instance provided by the HTTP library your
> test program fails and with the other it works.

I see...

> It not completely implausible that it could be the fault of the way we
> use the HTTP library. For example if we were holding onto the lazy
> ByteString for a long period without demanding all of it then perhaps
> that could upset the network flow by causing timeouts or something,
> however I don't think anything like that is going on here. The code
> pretty swiftly takes the response and writes the content out to disk.
> As I mentioned in the Cabal ticket, I'd be very interested in hearing
> Sigbjorn's diagnosis before considering whether we want to work around
> the problem by switching to strict ByteString. If at all possible I
> would prefer to stick to lazy ByteString.

Okay, let's wait then.

Thank you, Duncan.


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