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|
#!/bin/sh
#set -e
Netbase ()
{
if [ -n "${NONETWORKING}" ]
then
return
fi
log_begin_msg "Preconfiguring networking"
IFFILE="/root/etc/network/interfaces"
if [ -L /root/etc/resolv.conf ] ; then
# assume we have resolvconf
DNSFILE="/root/etc/resolvconf/resolv.conf.d/base"
else
DNSFILE="/root/etc/resolv.conf"
fi
if [ "${STATICIP}" = "frommedia" ] && [ -e "${IFFILE}" ]
then
# will use existent /etc/network/interfaces
log_end_msg
return
fi
cat > "${IFFILE}" << EOF
auto lo
iface lo inet loopback
EOF
udevadm trigger
udevadm settle
if [ -z "${NETBOOT}" ] && [ -n "${STATICIP}" ] && [ "${STATICIP}" != "frommedia" ]
then
parsed=$(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 ${ifline} | cut -f4 -d ':')"
nameserver="$(echo ${ifline} | cut -f5 -d ':')"
cat >> "${IFFILE}" << EOF
allow-hotplug ${ifname}
iface ${ifname} inet static
address ${ifaddress}
netmask ${ifnetmask}
EOF
if [ -n "${ifgateway}" ]
then
cat >> "${IFFILE}" << EOF
gateway ${ifgateway}
EOF
fi
if [ -n "${nameserver}" ]
then
if [ -e "${DNSFILE}" ]
then
grep -v ^nameserver "${DNSFILE}" > "${DNSFILE}.tmp"
mv "${DNSFILE}.tmp" "${DNSFILE}"
fi
echo "nameserver ${nameserver}" >> "${DNSFILE}"
fi
done
else
if [ -n "${NODHCP}" ]
then
# force DHCP off
method="manual"
elif [ -z "${NETBOOT}" ] || [ -n "${DHCP}" ]
then
# default, dhcp assigned
method="dhcp"
else
# make sure that the preconfigured interface would not get reassigned by dhcp
# on startup by ifup script - otherwise our root fs might be disconnected!
method="manual"
fi
# iterate the physical interfaces and add them to the interfaces list and also add when ethdevice= called on cmdline
if [ "${method}" != dhcp ] || ([ ! -x /root/usr/sbin/NetworkManager ] && [ ! -x /root/usr/sbin/wicd ]) || [ ! -z "${ETHDEVICE}" ]
then
for interface in /sys/class/net/eth* /sys/class/net/ath* /sys/class/net/wlan* /sys/class/net/en*
do
[ -e ${interface} ] || continue
i="$(basename ${interface})"
cat >> "${IFFILE}" << EOF
allow-hotplug ${i}
iface ${i} inet ${method}
EOF
done
fi
if [ ! -f "${DNSFILE}" ] || [ -z "$(cat ${DNSFILE})" ]
then
if [ -f /netboot.config ]
then
# create a resolv.conf if it is not present or empty
cp /netboot.config /root/var/log/netboot.config
rc_search=$(cat netboot.config | awk '/domain/ { print $3 }')
rc_server0="$(cat netboot.config | awk '/dns0/ { print $5 }')"
cat > $DNSFILE << EOF
search ${rc_search}
domain ${rc_search}
nameserver ${rc_server0}
EOF
rc_server1=$(cat netboot.config | awk '/dns0/ { print $8 }')
if [ "${rc_server1}" != "0.0.0.0" ]
then
echo "nameserver ${rc_server1}" >> $DNSFILE
fi
cat $DNSFILE >> /root/var/log/netboot.config
fi
fi
fi
log_end_msg
}
|
