name : parse-uefifcoe.sh #!/bin/bash command -v getarg >/dev/null || . /lib/dracut-lib.sh command -v get_fcoe_boot_mac >/dev/null || . /lib/uefi-lib.sh command -v set_ifname >/dev/null || . /lib/net-lib.sh print_fcoe_uefi_conf() { local mac dev vlan mac=$(get_fcoe_boot_mac "$1") [ -z "$mac" ] && return 1 dev=$(set_ifname fcoe "$mac") vlan=$(get_fcoe_boot_vlan "$1") || return 1 case "$vlan" in "0") ;; '') return 1 ;; [0-9]*) printf "%s\n" "vlan=$dev.$vlan:$dev" dev="$dev.$vlan" ;; *) printf "%s\n" "vlan=$vlan:$dev" dev="$vlan" ;; esac # fcoe=eth0:nodcb printf "fcoe=%s\n" "$dev:nodcb" return 0 } for i in /sys/firmware/efi/vars/FcoeBootDevice-*/data; do [ -e "$i" ] || continue print_fcoe_uefi_conf $i > /etc/cmdline.d/40-fcoe-uefi.conf && break done