[Haskell-cafe] Problems with cabal and stackage

David Turner dct25-561bs at mythic-beasts.com
Wed Feb 3 13:16:00 UTC 2016

Thanks Michael, all seems well with the world again.



On 3 February 2016 at 12:49, Michael Snoyman <michael at snoyman.com> wrote:

> Sorry about that, I brought it up in issue #150[1] and had thought that
> cabal-install was no longer a limiting factor on forcing SSL connections.
> I've just added a workaround that disables the redirect for tarballs, so
> that it should still work with cabal-install, while granting most users the
> security guarantees of using SSL. I believe this will be a sufficient
> workaround, but I'd appreciate if you could test and confirm that this
> fixes the problem for you.
> [1] https://github.com/fpco/stackage-server/issues/150
> On Wed, Feb 3, 2016 at 2:13 PM, David Turner <
> dct25-561bs at mythic-beasts.com> wrote:
>> Hi,
>> Overnight there seems to have been a change to stackage where it's now
>> issuing redirects from http to https URLs:
>> ~$ cabal update
>> Downloading the latest package list from stackage-lts-2.22
>> Warning: http error: Unable to handle redirect, unsupported scheme:
>> https://www.stackage.org/snapshot/lts-2.22/00-index.tar.gz
>> cabal: Failed to download
>> http://www.stackage.org/snapshot/lts-2.22/00-index.tar.gz : ErrorMisc
>> "Error
>> HTTP code: 301"
>> My cabal doesn't seem to like https and I think it's a recentish version:
>> $ cabal --version
>> cabal-install version
>> using version of the Cabal library
>> I'm probably using a bit of an old workflow (and I know that LTS-2 is
>> pretty old too) but is there any simple way of getting this working again?
>> Cheers,
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