Also you must set an environment variable for docker build to be able to use --mount
On Tue, May 7, 2019, 12:28 Daniel Holth <dho...@gmail.com> wrote: > That one is multistage, great feature, but I think cache mounts would work > fine with any number of stages. The mount option is a pretty new feature. > > On Tue, May 7, 2019, 12:24 Wes Turner <wes.tur...@gmail.com> wrote: > >> >> >> On Tuesday, May 7, 2019, Daniel Holth <dho...@gmail.com> wrote: >> >>> Have you tried using buildkit and the RUN --mount option? I've done >>> extra stuff here (downloading rpms in a second image first) but I think you >>> could just use the cache option. >>> >>> It would also be easy to use a second image and COPY in old docker. >>> >>> https://github.com/dholth/vagrant-docker/blob/master/Dockerfile#L86 >>> >> >> Thanks. Is this a multi-stage Dockerfile (with multiple FROM >> instructions)? >> >> Is there a guide for a PyPA recommended way to create network-efficient >> reproducible (manylinux2010) wheels? >> >> >>> >>> On Tue, May 7, 2019, 11:59 Alex Becker <alcubec...@gmail.com> wrote: >>> >>>> You can use a local PyPI mirror, e.g. devpi, and point your docker >>>> builds at that, basically tricking docker by going through the (local) >>>> network stack instead of the filesystem. >>>> >>>> On Tue, May 7, 2019 at 8:12 AM Wes Turner <wes.tur...@gmail.com> wrote: >>>> >>>>> What is the best way to build docker images without constantly >>>>> re-downloading packages from PyPI (to use ~O(1) bandwidth instead of O(n) >>>>> for every build) >>>>> >>>>> (AFAIK, nobody has any issue with the amount of bandwidth PyPI uses) >>>>> >>>>> Thus far, Docker doesn't want to support a build-time -v option (that >>>>> could be used to bind-mount .pip/cache in at build time): >>>>> >>>>> "build time only -v option" >>>>> https://github.com/moby/moby/issues/14080 >>>>> >>>>> Buildah *does* support a build-time -v option (and can also do >>>>> rootless builds without a docker socket) >>>>> -- >>>>> Distutils-SIG mailing list -- distutils-sig@python.org >>>>> To unsubscribe send an email to distutils-sig-le...@python.org >>>>> https://mail.python.org/mailman3/lists/distutils-sig.python.org/ >>>>> Message archived at >>>>> https://mail.python.org/archives/list/distutils-sig@python.org/message/IL6MGTSAA4X5UZDERCAAAFGGX5DGRPF3/ >>>>> >>>> -- >>>> Distutils-SIG mailing list -- distutils-sig@python.org >>>> To unsubscribe send an email to distutils-sig-le...@python.org >>>> https://mail.python.org/mailman3/lists/distutils-sig.python.org/ >>>> Message archived at >>>> https://mail.python.org/archives/list/distutils-sig@python.org/message/2MNMGYBNFOOVGXA2JQ2PLDTZITZXANJU/ >>>> >>>
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