Feature Idea: --no-remote-fetching flag
Tue Oct 8 17:40:22 UTC 2013
On Tue, Oct 8, 2013 at 9:54 AM, Johan Tibell <johan.tibell at gmail.com> wrote:
> I would like for there to be a both a command line flag and a
> ~/.cabal/config setting (there isn't one already, is there?)
Please let me know if this is the case! I have combed through the docs and
not found anything yet.
> Some people have previously expressed a desire for it on security grounds.
That's our motivation as well.
> P.S. We intend to have cabal build imply `cabal install
> --only-dependencies` when working in a sandbox in the future.
Would this cause `cabal build` to fetch dependencies if some are missing
locally? We'd want to see a similar way to disable that behavior for
security-sensitive environments as well. Reproducibility and isolation are
our primary concerns for certain projects.
> On Tue, Oct 8, 2013 at 9:46 AM, Adam Foltzer <acfoltzer at gmail.com> wrote:
> > Hello,
> > With the wonderful advent of sandboxes in mainline cabal, I'd like to see
> > what folks think of a flag to disable remote fetching of dependencies.
> > idea is that one could `cabal sandbox add-source` a set of trusted
> > dependencies, and then be assured that a subsequent `cabal install
> > --no-remote-fetching` would *only* resolve dependencies in that trusted
> > I'd be willing to explore implementing this myself, if it would be
> > appropriate for a first-time cabal hacker. I'm also quite interested to
> > whether this would be a useful feature for others, or other ways you
> > propose to address the problem.
> > I also understand that I can get this behavior by modifying the
> > ~/.cabal/config, but this is a kludgey approach that is not workable in
> > deployment environments.
> > Thanks!
> > Adam
> > _______________________________________________
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> > cabal-devel at haskell.org
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