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#!/bin/ash
source /run/network.conf
for i in 1 2 3 4 5 6 7 8; do
echo "<$i> Try to fix broken network"
echo -n "Take interface $IFACE down .. "
ip link set dev "$BRIDGE" down
ip link set dev "$IFACE" down
usleep 100000
echo "and up again.."
ip link set dev "$IFACE" up
usleep 100000
wait_for_iface "$IFACE" "$(( 15 + i * 2 ))"
retval=$?
ip link set dev "$BRIDGE" up
if [ "$retval" -eq 0 ] && [ "$i" -ge 4 ] && [ -n "$CLIENTIP" ] && [ -n "$GATEWAY" ]; then
echo "....."
usleep 100000
echo "Checking if static IP config works...."
if ping -c1 -w2 "$GATEWAY" &> /dev/null || ping -c1 -w2 "$SERVERIP" &> /dev/null; then
echo "apparently so."
echo "Trying to boot without DHCP config (DNS, Hostname, ...), YMMV!"
sleep 3
RET=0
break
fi
echo "...nope..."
fi
wait_for_iface "$BRIDGE" 10
usleep 100000
udhcpc $PARAM -O ntpsrv -O domain -O search -t "$(( 2 + i / 2 ))" -T "$(( 4 + i ))" -s "/inc/udhcpc-trigger" -f -n -q -i "$BRIDGE" \
|| udhcpc $PARAM -O ntpsrv -O domain -O search -t "$(( 2 + i / 2 ))" -T "$(( 4 + i ))" -s "/inc/udhcpc-trigger" -f -n -q -i "$BRIDGE"
RET="$?"
if [ "$RET" -eq 0 ]; then
echo "Finally fixed IP config. Continue boot."
break
fi
done
[ $RET -gt 0 ] && drop_shell "Something is really broken.. Please check your network cable and reset your computer.
$(ip a)
$(ip r s)"
# create correct return value
[ $RET -eq 0 ]
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