# We get called like this:
# fcoe-up <network-device> <dcb|nodcb> <fabric|vn2vn>
# Note currently only nodcb is supported, the dcb option is reserved for
PATH=/usr/sbin:/usr/bin:/sbin:/bin
type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
type ip_to_var >/dev/null 2>&1 || . /lib/net-lib.sh
# Huh? Missing arguments ??
[ -z "$1" -o -z "$2" ] && exit 1
iflink=$(cat /sys/class/net/$netif/iflink)
ifindex=$(cat /sys/class/net/$netif/ifindex)
if [ "$iflink" != "$ifindex" ] ; then
ip link set dev $netif up
# Some fcoemon implementations expect --syslog=true
if fcoemon -h|grep syslog|grep -q yes; then
fcoemonyes="$syslogopt=yes"
netdriver=$(readlink -f /sys/class/net/$netif/device/driver)
netdriver=${netdriver##*/}
[ -f /etc/fcoe/cfg-$netif ] && return
echo FCOE_ENABLE=\"yes\" > /etc/fcoe/cfg-$netif
if [ "$dcb" = "dcb" ]; then
echo DCB_REQUIRED=\"yes\" >> /etc/fcoe/cfg-$netif
echo DCB_REQUIRED=\"no\" >> /etc/fcoe/cfg-$netif
if [ "$vlan" = "yes" ]; then
echo AUTO_VLAN=\"yes\" >> /etc/fcoe/cfg-$netif
echo AUTO_VLAN=\"no\" >> /etc/fcoe/cfg-$netif
if [ "$mode" = "vn2vn" ] ; then
echo MODE=\"vn2vn\" >> /etc/fcoe/cfg-$netif
echo MODE=\"fabric\" >> /etc/fcoe/cfg-$netif
if [ "$netdriver" = "bnx2x" ]; then
# If driver is bnx2x, do not use /sys/module/fcoe/parameters/create but fipvlan
udevadm settle --timeout=30
# Sleep for 13 s to allow dcb negotiation
if [ "$dcb" = "dcb" ]; then
# wait for lldpad to be ready
info "Waiting for lldpad to be ready"
dcbtool sc "$netif" dcb on && break
info "Retrying to turn dcb on"
dcbtool sc "$netif" pfc e:1 a:1 w:1 && break
info "Retrying to turn dcb on"
dcbtool sc "$netif" app:fcoe e:1 a:1 w:1 && break
info "Retrying to turn fcoe on"