live-bootstrap/steps-guix/improve/guix-build-iso.sh

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#!/bin/sh
# SPDX-License-Identifier: GPL-3.0-or-later
set -e
. /steps/bootstrap.cfg
. /steps/env
daemon_socket="/var/guix/daemon-socket/socket"
out_dir="/external/guix-images"
if [ ! -S "${daemon_socket}" ]; then
echo "guix-daemon socket is missing: ${daemon_socket}" >&2
echo "Run improve/guix-daemon-and-pull.sh first." >&2
exit 1
fi
mkdir -p "${out_dir}"
iso_store_path="$(guix system image \
--system=x86_64-linux \
-t iso9660 \
-e '(@@ (gnu system install) installation-os)' \
--no-substitutes)"
if [ ! -e "${iso_store_path}" ]; then
echo "guix system image did not return a valid path: ${iso_store_path}" >&2
exit 1
fi
ln -sfn "${iso_store_path}" "${out_dir}/guix-system-install-x86_64.iso"