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|
#!/bin/sh
#set -e
# initramfs-tools header
PREREQ=""
prereqs()
{
echo "${PREREQ}"
}
case "${1}" in
prereqs)
prereqs
exit 0
;;
esac
# live-boot header
if [ -n "${NONETWORKING}" ]
then
exit 0
fi
. /scripts/live-functions
log_begin_msg "Preconfiguring networking"
# live-boot script
IFFILE="/root/etc/network/interfaces"
if [ "${STATICIP}" = "frommedia" -a -e "${IFFILE}" ]
then
# will use existent /etc/network/interfaces
log_end_msg
exit 0
fi
cat > "${IFFILE}" << EOF
auto lo
iface lo inet loopback
EOF
udevadm trigger
udevadm settle
if [ -z "${NETBOOT}" -a -n "${STATICIP}" -a "${STATICIP}" != "frommedia" ]
then
parsed=$(echo "${STATICIP}" | sed -e 's/:/ /g')
for ifline in ${parsed}
do
ifname="$(echo ${ifline} | cut -f1 -d ',')"
ifaddress="$(echo ${ifline} | cut -f2 -d ',')"
ifnetmask="$(echo ${ifline} | cut -f3 -d ',')"
ifgateway="$(echo ${ifline} | cut -f4 -d ',')"
cat >> "${IFFILE}" << EOF
auto ${ifname}
iface ${ifname} inet static
address ${ifaddress}
netmask ${ifnetmask}
gateway ${ifgateway}
EOF
done
else
if [ -z "${NETBOOT}" ] || [ -n "${DHCP}" ]
then
# default, dhcp assigned
method="dhcp"
else
# make sure that the preconfigured interface would not get reassigned by dhcp
# on startup by ifup script - otherwise our root fs might be disconnected!
method="manual"
fi
# iterate the physical interfaces and add them to the interfaces list
if [ "${method}" != dhcp ] || ([ ! -x /root/usr/sbin/NetworkManager ] && [ ! -x /root/usr/sbin/wicd ])
then
for interface in /sys/class/net/eth* /sys/class/net/ath* /sys/class/net/wlan*
do
[ -e ${interface} ] || continue
i="$(basename ${interface})"
cat >> "${IFFILE}" << EOF
auto ${i}
iface ${i} inet ${method}
EOF
done
fi
if [ ! -f /root/etc/resolv.conf ] || [ -z "$(cat /root/etc/resolv.conf)" ]
then
if [ -f /netboot.config ]
then
# create a resolv.conf if it is not present or empty
cp /netboot.config /root/var/log/netboot.config
rc_search=$(cat netboot.config | awk '/domain/{print $3}')
rc_server0=$(cat netboot.config | awk '/dns0/{print $5}')
rc_server1=$(cat netboot.config | awk '/dns0/{print $8}')
rc_server0="nameserver ${rc_server0}"
if [ "${rc_server1}" = "0.0.0.0" ]
then
rc_server1=""
else
rc_server1="nameserver ${rc_server1}"
fi
cat > /root/etc/resolv.conf << EOF
# /etc/resolv.conf
# Autogenerated by live-boot
search ${rc_search}
domain ${rc_search}
${rc_server0}
${rc_server1}
EOF
cat /root/etc/resolv.conf >> /root/var/log/netboot.config
fi
fi
fi
#if [ ! -x /root/usr/sbin/NetworkManager ]
#then
# for i in eth0 eth1 eth2 ath0 wlan0
# do
# grep -q "iface ${i}" ${IFFILE} && continue
#
#cat >> "${IFFILE}" << EOF
#auto ${i}
#iface ${i} inet dhcp
#
#EOF
#
# done
#fi
log_end_msg
|
