ironic-python-agent-builder/tinyipa/udhcpc.script
Vasyl Saienko ddd631aacb [tinyipa] Fix getting MTU via dhcp
The patch updates udhcpc script to handle MTU option advertised
by DHCP server.

Change-Id: I2708b71abfe3bc24089f4a51514d362da1491c66
2020-06-24 14:58:51 +00:00

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#!/bin/sh
# udhcpc script edited by Tim Riker <Tim@Rikers.org>
# file created to be used for static network configuration as well
[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1
RESOLV_CONF="/etc/resolv.conf"
[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
[ -n "$subnet" ] && NETMASK="netmask $subnet"
case "$1" in
deconfig)
/sbin/ifconfig $interface 0.0.0.0
;;
renew|bound)
/sbin/ifconfig $interface up
/sbin/ifconfig $interface $ip $BROADCAST $NETMASK
if [ -n "$router" ] ; then
echo "deleting routers"
while route del default gw 0.0.0.0 dev $interface ; do
:
done
metric=0
for i in $router ; do
route add default gw $i dev $interface metric $((metric++))
done
fi
echo -n > $RESOLV_CONF
[ -n "$domain" ] && echo search $domain >> $RESOLV_CONF
for i in $dns ; do
echo adding dns $i
echo nameserver $i >> $RESOLV_CONF
done
[ -n "$mtu" ] && /sbin/ifconfig $interface mtu $mtu
;;
esac
exit 0