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#!/bin/ash
#
# SPDX-License-Identifier: GPL-3.0-or-later
run_hook() {
# shellcheck disable=SC2154
# defined via initcpio's parse_cmdline()
if [ -n "${ip}" ] && [ -n "${archiso_http_srv}" ]; then
# booting with http is always copy-to-ram, so set here to make sure
# addresses are flushed and interface is set down
export copytoram="y"
archiso_http_srv=$(eval echo "${archiso_http_srv}")
[ -z "${archiso_http_spc}" ] && archiso_http_spc="75%"
export mount_handler="archiso_pxe_http_mount_handler"
fi
}
# Fetch a file with CURL
#
# $1 URL
# $2 Destination directory inside httpspace/${archisobasedir}
_curl_get() {
local _url="${1}"
local _dst="${2}"
msg ":: Downloading '${_url}'"
# shellcheck disable=SC2154
# defined via initcpio's parse_cmdline()
if ! curl -L -f -o "/run/archiso/httpspace/${archisobasedir}${_dst}/${_url##*/}" --create-dirs "${_url}"; then
echo "ERROR: Downloading '${_url}'"
echo " Falling back to interactive prompt"
echo " You can try to fix the problem manually, log out when you are finished"
launch_interactive_shell
fi
}
archiso_pxe_http_mount_handler () {
newroot="${1}"
local img_type="sfs"
msg ":: Mounting /run/archiso/httpspace (tmpfs) filesystem, size='${archiso_http_spc}'"
mkdir -p "/run/archiso/httpspace"
mount -t tmpfs -o size="${archiso_http_spc}",mode=0755 httpspace "/run/archiso/httpspace"
# shellcheck disable=SC2154
# defined via initcpio's parse_cmdline()
if ! curl -L -f -o /dev/null -s -r 0-0 "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.sfs"; then
if curl -L -f -o /dev/null -s -r 0-0 "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.erofs"; then
img_type="erofs"
fi
fi
_curl_get "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.${img_type}" "/${arch}"
# shellcheck disable=SC2154
# defined via initcpio's parse_cmdline()
if [ "${checksum}" = "y" ]; then
_curl_get "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.sha512" "/${arch}"
fi
# shellcheck disable=SC2154
# defined via initcpio's parse_cmdline()
if [ "${verify}" = "y" ]; then
_curl_get "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.${img_type}.sig" "/${arch}"
fi
mkdir -p "/run/archiso/bootmnt"
mount -o bind /run/archiso/httpspace /run/archiso/bootmnt
archiso_mount_handler "${newroot}"
}
# vim: set ft=sh:
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