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f7c45a4f74
When using iproute2 to remove the route all default rules will be removed. Scope the removal by interface like it is done with ifconfig. (From OE-Core rev: 2127a57cb1b3d83f9f7640051403e47e485b132c) Signed-off-by: Holger Hans Peter Freyther <holger@moiji-mobile.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
89 lines
2.5 KiB
Bash
89 lines
2.5 KiB
Bash
#!/bin/sh
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# udhcpc script edited by Tim Riker <Tim@Rikers.org>
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[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1
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RESOLV_CONF="/etc/resolv.conf"
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[ -n "$subnet" ] && NETMASK="netmask $subnet"
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# return 0 if root is mounted on a network filesystem
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root_is_nfs() {
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sed -n 's/^[^ ]* \([^ ]*\) \([^ ]*\) .*$/\1 \2/p' /proc/mounts |
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grep -q "^/ \(nfs\|smbfs\|ncp\|coda\)$"
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}
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have_bin_ip=0
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if [ -x /sbin/ip ]; then
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have_bin_ip=1
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BROADCAST="broadcast +"
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fi
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[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
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case "$1" in
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deconfig)
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if [ -x /sbin/resolvconf ]; then
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/sbin/resolvconf -d "${interface}.udhcpc"
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fi
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if ! root_is_nfs ; then
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if [ $have_bin_ip -eq 1 ]; then
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ip addr flush dev $interface
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ip link set dev $interface up
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else
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/sbin/ifconfig $interface 0.0.0.0
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fi
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fi
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;;
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renew|bound)
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if [ $have_bin_ip -eq 1 ]; then
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ip addr add dev $interface local $ip/$mask $BROADCAST
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else
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/sbin/ifconfig $interface $ip $BROADCAST $NETMASK
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fi
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if [ -n "$router" ] ; then
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if ! root_is_nfs ; then
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if [ $have_bin_ip -eq 1 ]; then
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while ip route del default dev $interface 2>/dev/null ; do
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:
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done
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else
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while route del default gw 0.0.0.0 dev $interface 2>/dev/null ; do
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:
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done
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fi
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fi
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metric=10
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for i in $router ; do
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if [ $have_bin_ip -eq 1 ]; then
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ip route add default via $i metric $metric
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else
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route add default gw $i dev $interface metric $metric 2>/dev/null
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fi
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metric=$(($metric + 1))
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done
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fi
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# Update resolver configuration file
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R=""
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[ -n "$domain" ] && R="domain $domain
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"
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for i in $dns; do
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echo "$0: Adding DNS $i"
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R="${R}nameserver $i
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"
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done
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if [ -x /sbin/resolvconf ]; then
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echo -n "$R" | /sbin/resolvconf -a "${interface}.udhcpc"
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else
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echo -n "$R" > "$RESOLV_CONF"
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fi
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;;
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esac
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exit 0
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