[racket] waiting for pkg catalog update?

From: John Clements (johnbclements at gmail.com)
Date: Thu Oct 16 12:53:30 EDT 2014

Forgot to cc: list, sorry...

On Thu, Oct 16, 2014 at 9:46 AM, John Clements <johnbclements at gmail.com>
wrote:

>
>
> On Thu, Oct 16, 2014 at 9:22 AM, Jay McCarthy <jay.mccarthy at gmail.com>
> wrote:
>
>> On Thu, Oct 16, 2014 at 12:13 PM, John Clements <johnbclements at gmail.com>
>> wrote:
>> > Wow! I really like the new package system!
>> >
>> > Okay, now I'm going to complain...
>> >
>> > I'm having trouble with pkgs.racket-lang.org, and it's affecting my
>> classes.
>> >
>> > The issue here is that the catalog doesn't seem to have picked up my
>> last
>> > change to the rsound package, made some time yesterday. In particular,
>> I had
>> > to roll back two packages, portaudio and rsound, and portaudio got
>> rolled
>> > back but not rsound, which means that the pkg-reported current version
>> of
>> > rsound (16a1959962f) (as opposed to the github-reported current version
>> of
>> > ((0e28de6c)) now has a dependency on a version of portaudio (1.0.1)
>> that is
>> > no longer available. (This can also be seen by the build status of
>> rsound,
>> > which is now shown on pkgs.racket-lang.org as failing.)
>> >
>> > I've tried to update using the web page, with not so much success.
>> > Yesterday, the web page was getting stuck at the "logging in..." phase;
>> I
>> > waited for ... 10 minutes? No joy. Today, I'm seeing the same thing,
>> though
>> > 20 minutes ago I saw a successful login, with a thin yellow banner
>> > indicating that an update was in progress.
>> >
>> > Perhaps the answer here is to host my own catalog for my students. I
>> spent
>> > 10 minutes looking into this, but I got stuck when it turned out that
>> > pkgs/meta/pkg-catalog/ isn't actually part of my installation.
>>
>> The catalog protocol [1] is extremely easy to implement by hand. If
>> you have a public_html setup in your university's Web machine, here's
>> what you do:
>>
>> mkdir public_html/catalog
>> cd public_html/catalog
>> cat > rsound <<END
>> #hash((source . "github:///")(checksum . "deadbeef"))
>> END
>> cat > portaudio <<END
>> #hash((source . "github:///")(checksum . "deadbeef"))
>> END
>>
>> You now have a catalog! Tell your students to add
>> "http://xxx/~mcjbc/catalog" and you're in business. (When you make a
>> commit change the checksum string.)
>>
>> 1. http://docs.racket-lang.org/pkg/catalog-protocol.html?q=catalog
>>
>> > Another solution would be to manually instruct my students to paste the
>> > github reference into the "do what I mean" box, but I suspect this would
>> > lead to confusion and unhappiness in the medium term.
>>
>> This is the easiest thing to do in your case, because if they have a
>> "github" package installed, then when you tell them to "update" the
>> turn-around time would be instant.
>>
>
>
> Yes, I see. One caveat, for those reading along at home: entering the
> GitHub URL directly and clicking "update" results in the following error:
>
> Resolving "rsound" via
> http://download.racket-lang.org/releases/6.1/catalog/
> Resolving "rsound" via http://pkgs.racket-lang.org
> Updating:
>   rsound
> Resolving "rsound" via
> http://download.racket-lang.org/releases/6.1/catalog/
> Resolving "rsound" via http://pkgs.racket-lang.org
> Using cached14134772981413477298507 for
> https://github.com/jbclements/RSound/tarball/16a1959962f5dd8c29e3ea6bf1bb1d9d3bb569ee
> DrRacket update: version mismatch for dependency
>   for package: rsound
>   mismatch packages:
>    portaudio (have 0.1, need 1.0.1)
>
> This error message did not immediately help me.
>
> After more poking around, I see that (apparently) I need to uninstall the
> old version first, which does make some sense.
>
> I propose the following change to the interface: when someone enters a
> different source for a package that's already installed, the default action
> should not be "upgrade".  Instead, the default action should probably be:
> pop up a message box saying that this package is already installed, and
> that if you want to use a different source, you should uninstall the
> existing one first.
>
> Does that make sense to you?
>
> > So: if there's a good way to poke pkgs.racket-lang.org to pick up the
>> new
>> > version of rsound, I'd love to hear it.
>> >
>> > Thanks again for all the hard work! It keeps getting better!
>> >
>> > John
>> >
>> >
>> >
>> > ____________________
>> >   Racket Users list:
>> >   http://lists.racket-lang.org/users
>> >
>>
>>
>>
>> --
>> Jay McCarthy
>> http://jeapostrophe.github.io
>>
>>            "Wherefore, be not weary in well-doing,
>>       for ye are laying the foundation of a great work.
>> And out of small things proceedeth that which is great."
>>                           - D&C 64:33
>>
>
>
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