# syntax = docker/dockerfile:experimental
#
# Requires Docker v18.06 or later and BuildKit mode to use cache mount
# Docker v18.06 also requires the daemon to be running in experimental mode.
#
# $ DOCKER_BUILDKIT=1 docker build .
#
# See https://github.com/moby/buildkit/blob/master/frontend/dockerfile/docs/syntax.md

FROM registry.gitlab.com/pld-linux/pld AS base

FROM base AS dist
WORKDIR /dist

COPY rpmmacros ./home/builder/.rpmmacros
# overwrite with our config (it defines same path, but disabled)
COPY localrpms.conf ./etc/poldek/source.conf
COPY sudoers ./etc/sudoers.d/builder

# use sane permissions until solved upstream
# https://gitlab.com/gitlab-org/gitlab-runner/issues/1736
RUN chmod -R a+rX,og-w .

FROM base
RUN --mount=type=cache,id=poldek,target=/var/cache/poldek \
	set -x \
	# enable to preserve downloaded packages
	&& poldek-config keep_downloads yes \
	# first upgrade to latest
	&& poldek --up --upgrade-dist \
	# install build deps
	&& poldek -u \
		binutils \
		ca-certificates \
		ccache-wrapper \
		coreutils \
		findutils \
		gawk \
		git-core \
		perl-modules \
		rpm-build \
		rpm-getdeps \
		sudo \
		util-linux \
	# this will setup builder user
	&& poldek -u pld-builder-chroot \
	# useless, as it configures empty dir
	&& rm /etc/poldek/repos.d/pld-builder.conf \
	&& exit 0

COPY --from=dist /dist /

# switch user
USER builder
WORKDIR /home/builder

# Use sleep to run forever
CMD ["sleep", "infinity"]