ISO/archiso/initcpio/hooks/archiso_pxe_http
Christian Hesse acf3ac9884 use a stronger hashing algorithm
Nobody wants to use md5 these days...

Signed-off-by: Christian Hesse <mail@eworm.de>
2017-10-17 23:54:55 -03:00

55 lines
1.7 KiB
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# vim: set ft=sh:
run_hook() {
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
copytoram="y"
archiso_http_srv=$(eval echo ${archiso_http_srv})
[[ -z "${archiso_http_spc}" ]] && archiso_http_spc="75%"
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 '${_url}'"
if ! curl -L -f -o "/run/archiso/httpspace/${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="${1}"
msg ":: Mounting /run/archiso/httpspace (tmpfs) filesystem, size='${archiso_http_spc}'"
mkdir -p "/run/archiso/httpspace"
mount -t tmpfs -o size="${archiso_http_spc}",mode=0755 httpspace "/run/archiso/httpspace"
_curl_get "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.sfs" "/${arch}"
if [[ "${checksum}" == "y" ]]; then
_curl_get "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.sha512" "/${arch}"
fi
if [[ "${verify}" == "y" ]]; then
_curl_get "${archiso_http_srv}${archisobasedir}/${arch}/airootfs.sfs.sig" "/${arch}"
fi
mkdir -p "/run/archiso/bootmnt"
mount -o bind /run/archiso/httpspace /run/archiso/bootmnt
archiso_mount_handler ${newroot}
}