openwrt stuff

netboot.xyz

#!/bin/ash

while [ $# -gt 0 ]; do case "${1}" in
  -f|--force) force="y";;
  -r|--renew|--redownload) renew="y";;
  -d|--destination) shift; dest_dir="${1}";;
  -i|--dnsmasq_instance) shift; dnsmasq_instance="${1}";;
  -t|--types|--imagetypes|--images) shift; images="${1}";;
esac; shift; done

dnsmasq_instance="${dnsmasq_instance:-"0"}"
images="${images:-".efi .kpxe -arm64.efi -rpi4-snp.efi"}"
tftp_enabled="$(uci -q get dhcp.@dnsmasq[${dnsmasq_instance}].enable_tftp)"
tftp_root="$(uci -q get dhcp.@dnsmasq[${dnsmasq_instance}].tftp_root)"
[ "${tftp_enabled}" = "1" -o "${force}" = "y" ] || exit 1

dest_dir="${dest_dir:-${tftp_root:-"/tmp/tftpboot"}}"
mkdir -p "${dest_dir}"
for image in $images; do file="${dest_dir}/netboot.xyz${image}"
  [ "${renew}" = "y" ] && rm -f "${file}"
  [ -e "${file}" ] || wget -T 5 -O "${file}" "https://boot.netboot.xyz/ipxe/${file##*/}"
done
chmod -R a+r "${dest_dir}"
chmod a+x "${dest_dir}"

rc.local

mkgistbin() { f="/usr/bin/${1##*/}"; wget -T 5 -O "${f}" "${1}"; chmod +x "${f}"; }
mkgistbin "https://gist.github.com/elseym/4614b8d1937b1206593053a72f544950/raw/f36de6d8993d878d530e8b59bd217315b655b15c/netboot.xyz"

exit 0