#set -e
+Device_from_bootif ()
+{
+ # support for Syslinux IPAPPEND parameter
+ # it sets the BOOTIF variable on the kernel parameter
+
+ if [ -n "${BOOTIF}" ]
+ then
+ # pxelinux sets BOOTIF to a value based on the mac address of the
+ # network card used to PXE boot, so use this value for DEVICE rather
+ # than a hard-coded device name from initramfs.conf. this facilitates
+ # network booting when machines may have multiple network cards.
+ # pxelinux sets BOOTIF to 01-$mac_address
+
+ # strip off the leading "01-", which isn't part of the mac
+ # address
+ temp_mac=${BOOTIF#*-}
+
+ # convert to typical mac address format by replacing "-" with ":"
+ bootif_mac=""
+ IFS='-'
+ for x in $temp_mac
+ do
+ if [ -z "$bootif_mac" ]
+ then
+ bootif_mac="$x"
+ else
+ bootif_mac="$bootif_mac:$x"
+ fi
+ done
+ unset IFS
+
+ # look for devices with matching mac address, and set DEVICE to
+ # appropriate value if match is found.
+
+ for device in /sys/class/net/*
+ do
+ if [ -f "$device/address" ]
+ then
+ current_mac=$(cat "$device/address")
+
+ if [ "$bootif_mac" = "$current_mac" ]
+ then
+ DEVICE=${device##*/}
+ break
+ fi
+ fi
+ done
+ fi
+
+}
+
do_netsetup ()
{
modprobe -q af_packet # For DHCP
if [ -z "${NETBOOT}" ] && [ -z "${FETCH}" ] && [ -z "${HTTPFS}" ] && [ -z "${FTPFS}" ]
then
- # support for Syslinux IPAPPEND parameter
- # it sets the BOOTIF variable on the kernel parameter
-
- if [ -n "${BOOTIF}" ]
- then
- # pxelinux sets BOOTIF to a value based on the mac address of the
- # network card used to PXE boot, so use this value for DEVICE rather
- # than a hard-coded device name from initramfs.conf. this facilitates
- # network booting when machines may have multiple network cards.
- # pxelinux sets BOOTIF to 01-$mac_address
-
- # strip off the leading "01-", which isn't part of the mac
- # address
- temp_mac=${BOOTIF#*-}
-
- # convert to typical mac address format by replacing "-" with ":"
- bootif_mac=""
- IFS='-'
- for x in $temp_mac
- do
- if [ -z "$bootif_mac" ]
- then
- bootif_mac="$x"
- else
- bootif_mac="$bootif_mac:$x"
- fi
- done
- unset IFS
-
- # look for devices with matching mac address, and set DEVICE to
- # appropriate value if match is found.
-
- for device in /sys/class/net/*
- do
- if [ -f "$device/address" ]
- then
- current_mac=$(cat "$device/address")
-
- if [ "$bootif_mac" = "$current_mac" ]
- then
- DEVICE=${device##*/}
- break
- fi
- fi
- done
- fi
+ # See if we can select the device from BOOTIF
+ Device_from_bootif
# if ethdevice was not specified on the kernel command line
# make sure we try to get a working network configuration
for interface in ${DEVICE}; do
ipconfig -t "$ETHDEV_TIMEOUT" ${interface} | tee /netboot-${interface}.config
- # squeeze
- [ -e /tmp/net-${interface}.conf ] && . /tmp/net-${interface}.conf
-
- # wheezy
[ -e /run/net-${interface}.conf ] && . /run/net-${interface}.conf
if [ "$IPV4ADDR" != "0.0.0.0" ]
# source relevant ipconfig output
OLDHOSTNAME=${HOSTNAME}
- # squeeze
- [ -e /tmp/net-${interface}.conf ] && . /tmp/net-${interface}.conf
-
- # wheezy
[ -e /run/net-${interface}.conf ] && . /run/net-${interface}.conf
[ -z ${HOSTNAME} ] && HOSTNAME=${OLDHOSTNAME}