Files
Marcin Jurkowski 4739584c24 mwan3: fix interface-bound traffic when interface is offline
This is a backport of 66406f9 to LEDE 17.01 and replaces hotfix 282e900.

Signed-off-by: Marcin Jurkowski <marcin1j@gmail.com>
2017-09-14 10:00:34 +02:00

66 lines
1.4 KiB
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#!/bin/sh
. /lib/functions.sh
. /lib/functions/network.sh
. /lib/mwan3/mwan3.sh
[ "$ACTION" == "ifup" -o "$ACTION" == "ifdown" ] || exit 1
[ -n "$INTERFACE" ] || exit 2
if [ "$ACTION" == "ifup" ]; then
[ -n "$DEVICE" ] || exit 3
fi
[ -x /usr/bin/ip ] || exit 4
[ -x /usr/sbin/ipset ] || exit 5
[ -x /usr/sbin/iptables ] || exit 6
[ -x /usr/sbin/ip6tables ] || exit 7
[ -x /usr/bin/logger ] || exit 8
mwan3_lock
mwan3_set_connected_iptables
mwan3_unlock
config_load mwan3
config_get enabled $INTERFACE enabled 0
[ "$enabled" == "1" ] || exit 0
config_get family $INTERFACE family ipv4
if [ "$family" == "ipv4" ]; then
network_get_gateway gateway $INTERFACE
elif [ "$family" == "ipv6" ]; then
network_get_gateway6 gateway $INTERFACE
fi
if [ "$ACTION" == "ifup" ]; then
[ -n "$gateway" ] || exit 9
fi
mwan3_lock
$LOG notice "$ACTION interface $INTERFACE (${DEVICE:-unknown})"
case "$ACTION" in
ifup)
mwan3_set_general_rules
mwan3_set_general_iptables
mwan3_create_iface_rules $INTERFACE $DEVICE
mwan3_create_iface_iptables $INTERFACE $DEVICE
mwan3_create_iface_route $INTERFACE $DEVICE
mwan3_set_iface_hotplug_state $INTERFACE "online"
mwan3_track $INTERFACE $DEVICE
mwan3_set_policies_iptables
mwan3_set_user_rules
;;
ifdown)
mwan3_set_iface_hotplug_state $INTERFACE "offline"
mwan3_delete_iface_ipset_entries $INTERFACE
mwan3_set_policies_iptables
mwan3_set_user_rules
;;
esac
mwan3_unlock
exit 0