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|
#!/bin/sh
#
# 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
# future use.
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" ] || [ -z "$2" ] && exit 1
netif=$1
dcb=$2
mode=$3
vlan="yes"
read -r iflink < /sys/class/net/"$netif"/iflink
read -r ifindex < /sys/class/net/"$netif"/ifindex
if [ "$iflink" != "$ifindex" ]; then
# Skip VLAN devices
exit 0
fi
ip link set dev "$netif" up
linkup "$netif"
# Some fcoemon implementations expect --syslog=true
syslogopt="--syslog"
if fcoemon -h | grep syslog | grep -q yes; then
syslogopt="$syslogopt=yes"
fi
netdriver=$(readlink -f /sys/class/net/"$netif"/device/driver)
netdriver=${netdriver##*/}
write_fcoemon_cfg() {
[ -f /etc/fcoe/cfg-"$netif" ] && return
echo FCOE_ENABLE=\"yes\" > /etc/fcoe/cfg-"$netif"
if [ "$dcb" = "dcb" ]; then
echo DCB_REQUIRED=\"yes\" >> /etc/fcoe/cfg-"$netif"
else
echo DCB_REQUIRED=\"no\" >> /etc/fcoe/cfg-"$netif"
fi
if [ "$vlan" = "yes" ]; then
echo AUTO_VLAN=\"yes\" >> /etc/fcoe/cfg-"$netif"
else
echo AUTO_VLAN=\"no\" >> /etc/fcoe/cfg-"$netif"
fi
if [ "$mode" = "vn2vn" ]; then
echo MODE=\"vn2vn\" >> /etc/fcoe/cfg-"$netif"
else
echo MODE=\"fabric\" >> /etc/fcoe/cfg-"$netif"
fi
}
if [ "$netdriver" = "bnx2x" ]; then
# If driver is bnx2x, do not use /sys/module/fcoe/parameters/create but fipvlan
modprobe 8021q
udevadm settle --timeout=30
# Sleep for 13 s to allow dcb negotiation
sleep 13
fipvlan "$netif" -c -s
need_shutdown
exit
fi
if [ "$dcb" = "dcb" ]; then
# wait for lldpad to be ready
i=0
while [ $i -lt 60 ]; do
lldptool -p && break
info "Waiting for lldpad to be ready"
sleep 1
i=$((i + 1))
done
while [ $i -lt 60 ]; do
dcbtool sc "$netif" dcb on && break
info "Retrying to turn dcb on"
sleep 1
i=$((i + 1))
done
while [ $i -lt 60 ]; do
dcbtool sc "$netif" pfc e:1 a:1 w:1 && break
info "Retrying to turn dcb on"
sleep 1
i=$((i + 1))
done
while [ $i -lt 60 ]; do
dcbtool sc "$netif" app:fcoe e:1 a:1 w:1 && break
info "Retrying to turn fcoe on"
sleep 1
i=$((i + 1))
done
sleep 1
fi
write_fcoemon_cfg
fcoemon $syslogopt
need_shutdown
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