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#!/bin/sh
IP4="/usr/bin/ip -4"
IP6="/usr/bin/ip -6"
IPS="/usr/sbin/ipset"
IPT4="/usr/sbin/iptables -t mangle -w"
IPT6="/usr/sbin/ip6tables -t mangle -w"
LOG="/usr/bin/logger -t mwan3 -p"
mwan3_get_iface_id()
{
local _tmp _iface _iface_count
_iface="$2"
mwan3_get_id()
{
let _iface_count++
[ "$1" == "$_iface" ] && _tmp=$_iface_count
}
config_foreach mwan3_get_id interface
export "$1=$_tmp"
}
mwan3_set_connected_iptables()
{
local connected_network_v4 connected_network_v6
$IPS -! create mwan3_connected_v4 hash:net
$IPS create mwan3_connected_v4_temp hash:net
for connected_network_v4 in $($IP4 route | awk '{print $1}' | egrep '[0-9]{1,3}(\.[0-9]{1,3}){3}'); do
$IPS -! add mwan3_connected_v4_temp $connected_network_v4
done
for connected_network_v4 in $($IP4 route list table 0 | awk '{print $2}' | egrep '[0-9]{1,3}(\.[0-9]{1,3}){3}'); do
$IPS -! add mwan3_connected_v4_temp $connected_network_v4
done
$IPS add mwan3_connected_v4_temp 224.0.0.0/3
$IPS swap mwan3_connected_v4_temp mwan3_connected_v4
$IPS destroy mwan3_connected_v4_temp
$IPS -! create mwan3_connected_v6 hash:net family inet6
$IPS create mwan3_connected_v6_temp hash:net family inet6
for connected_network_v6 in $($IP6 route | awk '{print $1}' | egrep '([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])'); do
$IPS -! add mwan3_connected_v6_temp $connected_network_v6
done
$IPS swap mwan3_connected_v6_temp mwan3_connected_v6
$IPS destroy mwan3_connected_v6_temp
$IPS -! create mwan3_connected list:set
$IPS -! add mwan3_connected mwan3_connected_v4
$IPS -! add mwan3_connected mwan3_connected_v6
}
mwan3_set_general_rules()
{
local IP
for IP in "$IP4" "$IP6"; do
if [ -z "$($IP rule list | awk '$1 == "2253:"')" ]; then
$IP rule add pref 2253 fwmark 0xfd00/0xff00 blackhole
fi
if [ -z "$($IP rule list | awk '$1 == "2254:"')" ]; then
$IP rule add pref 2254 fwmark 0xfe00/0xff00 unreachable
fi
done
}
mwan3_set_general_iptables()
{
local IPT
for IPT in "$IPT4" "$IPT6"; do
if ! $IPT -S mwan3_ifaces_in &> /dev/null; then
$IPT -N mwan3_ifaces_in
fi
if ! $IPT -S mwan3_connected &> /dev/null; then
$IPT -N mwan3_connected
$IPS -! create mwan3_connected list:set
$IPT -A mwan3_connected -m set --match-set mwan3_connected dst -j MARK --set-xmark 0xff00/0xff00
fi
if ! $IPT -S mwan3_ifaces_out &> /dev/null; then
$IPT -N mwan3_ifaces_out
fi
if ! $IPT -S mwan3_rules &> /dev/null; then
$IPT -N mwan3_rules
fi
if ! $IPT -S mwan3_hook &> /dev/null; then
$IPT -N mwan3_hook
$IPT -A mwan3_hook -j CONNMARK --restore-mark --nfmask 0xff00 --ctmask 0xff00
$IPT -A mwan3_hook -m mark --mark 0x0/0xff00 -j mwan3_ifaces_in
$IPT -A mwan3_hook -m mark --mark 0x0/0xff00 -j mwan3_connected
$IPT -A mwan3_hook -m mark --mark 0x0/0xff00 -j mwan3_ifaces_out
$IPT -A mwan3_hook -m mark --mark 0x0/0xff00 -j mwan3_rules
$IPT -A mwan3_hook -j CONNMARK --save-mark --nfmask 0xff00 --ctmask 0xff00
$IPT -A mwan3_hook -m mark ! --mark 0xff00/0xff00 -j mwan3_connected
fi
if ! $IPT -S PREROUTING | grep mwan3_hook &> /dev/null; then
$IPT -A PREROUTING -j mwan3_hook
fi
if ! $IPT -S OUTPUT | grep mwan3_hook &> /dev/null; then
$IPT -A OUTPUT -j mwan3_hook
fi
done
}
mwan3_create_iface_iptables()
{
local id family src_ip src_ipv6
config_get family $1 family ipv4
mwan3_get_iface_id id $1
[ -n "$id" ] || return 0
if [ "$family" == "ipv4" ]; then
network_get_ipaddr src_ip $1
$IPS -! create mwan3_connected list:set
if ! $IPT4 -S mwan3_ifaces_in &> /dev/null; then
$IPT4 -N mwan3_ifaces_in
fi
if ! $IPT4 -S mwan3_ifaces_out &> /dev/null; then
$IPT4 -N mwan3_ifaces_out
fi
if ! $IPT4 -S mwan3_iface_in_$1 &> /dev/null; then
$IPT4 -N mwan3_iface_in_$1
fi
if ! $IPT4 -S mwan3_iface_out_$1 &> /dev/null; then
$IPT4 -N mwan3_iface_out_$1
fi
$IPT4 -F mwan3_iface_in_$1
$IPT4 -A mwan3_iface_in_$1 -i $2 -m set --match-set mwan3_connected src -m mark --mark 0x0/0xff00 -m comment --comment "default" -j MARK --set-xmark 0xff00/0xff00
$IPT4 -A mwan3_iface_in_$1 -i $2 -m mark --mark 0x0/0xff00 -m comment --comment "$1" -j MARK --set-xmark $(($id*256))/0xff00
$IPT4 -D mwan3_ifaces_in -m mark --mark 0x0/0xff00 -j mwan3_iface_in_$1 &> /dev/null
$IPT4 -A mwan3_ifaces_in -m mark --mark 0x0/0xff00 -j mwan3_iface_in_$1
$IPT4 -F mwan3_iface_out_$1
$IPT4 -A mwan3_iface_out_$1 -s $src_ip -m mark --mark 0x0/0xff00 -m comment --comment "$1" -j MARK --set-xmark $(($id*256))/0xff00
$IPT4 -D mwan3_ifaces_out -m mark --mark 0x0/0xff00 -j mwan3_iface_out_$1 &> /dev/null
$IPT4 -A mwan3_ifaces_out -m mark --mark 0x0/0xff00 -j mwan3_iface_out_$1
fi
if [ "$family" == "ipv6" ]; then
network_get_ipaddr6 src_ipv6 $1
$IPS -! create mwan3_connected_v6 hash:net family inet6
if ! $IPT6 -S mwan3_ifaces_in &> /dev/null; then
$IPT6 -N mwan3_ifaces_in
fi
if ! $IPT6 -S mwan3_ifaces_out &> /dev/null; then
$IPT6 -N mwan3_ifaces_out
fi
if ! $IPT6 -S mwan3_iface_in_$1 &> /dev/null; then
$IPT6 -N mwan3_iface_in_$1
fi
if ! $IPT6 -S mwan3_iface_out_$1 &> /dev/null; then
$IPT6 -N mwan3_iface_out_$1
fi
$IPT6 -F mwan3_iface_in_$1
$IPT6 -A mwan3_iface_in_$1 -i $2 -m set --match-set mwan3_connected_v6 src -m mark --mark 0x0/0xff00 -m comment --comment "default" -j MARK --set-xmark 0xff00/0xff00
$IPT6 -A mwan3_iface_in_$1 -i $2 -m mark --mark 0x0/0xff00 -m comment --comment "$1" -j MARK --set-xmark $(($id*256))/0xff00
$IPT6 -D mwan3_ifaces_in -m mark --mark 0x0/0xff00 -j mwan3_iface_in_$1 &> /dev/null
$IPT6 -A mwan3_ifaces_in -m mark --mark 0x0/0xff00 -j mwan3_iface_in_$1
$IPT6 -F mwan3_iface_out_$1
$IPT6 -A mwan3_iface_out_$1 -s $src_ipv6 -m mark --mark 0x0/0xff00 -m comment --comment "$1" -j MARK --set-xmark $(($id*256))/0xff00
$IPT6 -D mwan3_ifaces_out -m mark --mark 0x0/0xff00 -j mwan3_iface_out_$1 &> /dev/null
$IPT6 -A mwan3_ifaces_out -m mark --mark 0x0/0xff00 -j mwan3_iface_out_$1
fi
}
mwan3_delete_iface_iptables()
{
config_get family $1 family ipv4
if [ "$family" == "ipv4" ]; then
$IPT4 -D mwan3_ifaces_in -m mark --mark 0x0/0xff00 -j mwan3_iface_in_$1 &> /dev/null
$IPT4 -F mwan3_iface_in_$1 &> /dev/null
$IPT4 -X mwan3_iface_in_$1 &> /dev/null
$IPT4 -D mwan3_ifaces_out -m mark --mark 0x0/0xff00 -j mwan3_iface_out_$1 &> /dev/null
$IPT4 -F mwan3_iface_out_$1 &> /dev/null
$IPT4 -X mwan3_iface_out_$1 &> /dev/null
fi
if [ "$family" == "ipv6" ]; then
$IPT6 -D mwan3_ifaces_in -m mark --mark 0x0/0xff00 -j mwan3_iface_in_$1 &> /dev/null
$IPT6 -F mwan3_iface_in_$1 &> /dev/null
$IPT6 -X mwan3_iface_in_$1 &> /dev/null
$IPT6 -D mwan3_ifaces_out -m mark --mark 0x0/0xff00 -j mwan3_iface_out_$1 &> /dev/null
$IPT6 -F mwan3_iface_out_$1 &> /dev/null
$IPT6 -X mwan3_iface_out_$1 &> /dev/null
fi
}
mwan3_create_iface_route()
{
local id route_args
config_get family $1 family ipv4
mwan3_get_iface_id id $1
[ -n "$id" ] || return 0
if [ "$family" == "ipv4" ]; then
network_get_gateway route_args $1
route_args="via $route_args dev $2"
$IP4 route flush table $id
$IP4 route add table $id default $route_args
fi
if [ "$family" == "ipv6" ]; then
network_get_gateway6 route_args $1
route_args="via $route_args dev $2"
$IP6 route flush table $id
$IP6 route add table $id default $route_args
fi
}
mwan3_delete_iface_route()
{
local id
config_get family $1 family ipv4
mwan3_get_iface_id id $1
[ -n "$id" ] || return 0
if [ "$family" == "ipv4" ]; then
$IP4 route flush table $id
fi
if [ "$family" == "ipv6" ]; then
$IP6 route flush table $id
fi
}
mwan3_create_iface_rules()
{
local id family
config_get family $1 family ipv4
mwan3_get_iface_id id $1
[ -n "$id" ] || return 0
if [ "$family" == "ipv4" ]; then
while [ -n "$($IP4 rule list | awk '$1 == "'$(($id+1000)):'"')" ]; do
$IP4 rule del pref $(($id+1000))
done
while [ -n "$($IP4 rule list | awk '$1 == "'$(($id+2000)):'"')" ]; do
$IP4 rule del pref $(($id+2000))
done
$IP4 rule add pref $(($id+1000)) iif $2 lookup main
$IP4 rule add pref $(($id+2000)) fwmark $(($id*256))/0xff00 lookup $id
fi
if [ "$family" == "ipv6" ]; then
while [ -n "$($IP6 rule list | awk '$1 == "'$(($id+1000)):'"')" ]; do
$IP6 rule del pref $(($id+1000))
done
while [ -n "$($IP6 rule list | awk '$1 == "'$(($id+2000)):'"')" ]; do
$IP6 rule del pref $(($id+2000))
done
$IP6 rule add pref $(($id+1000)) iif $2 lookup main
$IP6 rule add pref $(($id+2000)) fwmark $(($id*256))/0xff00 lookup $id
fi
}
mwan3_delete_iface_rules()
{
local id family
config_get family $1 family ipv4
mwan3_get_iface_id id $1
[ -n "$id" ] || return 0
if [ "$family" == "ipv4" ]; then
while [ -n "$($IP4 rule list | awk '$1 == "'$(($id+1000)):'"')" ]; do
$IP4 rule del pref $(($id+1000))
done
while [ -n "$($IP4 rule list | awk '$1 == "'$(($id+2000)):'"')" ]; do
$IP4 rule del pref $(($id+2000))
done
fi
if [ "$family" == "ipv6" ]; then
while [ -n "$($IP6 rule list | awk '$1 == "'$(($id+1000)):'"')" ]; do
$IP6 rule del pref $(($id+1000))
done
while [ -n "$($IP6 rule list | awk '$1 == "'$(($id+2000)):'"')" ]; do
$IP6 rule del pref $(($id+2000))
done
fi
}
mwan3_delete_iface_ipset_entries()
{
local id setname entry
mwan3_get_iface_id id $1
[ -n "$id" ] || return 0
for setname in $(ipset -n list | grep ^mwan3_sticky_); do
for entry in $(ipset list $setname | grep "$(echo $(($id*256)) | awk '{ printf "0x%08x", $1; }')" | cut -d ' ' -f 1); do
$IPS del $setname $entry
done
done
}
mwan3_track()
{
local track_ip track_ips reliability count timeout interval down up
mwan3_list_track_ips()
{
track_ips="$1 $track_ips"
}
config_list_foreach $1 track_ip mwan3_list_track_ips
if [ -e /var/run/mwan3track-$1.pid ] ; then
kill $(cat /var/run/mwan3track-$1.pid) &> /dev/null
rm /var/run/mwan3track-$1.pid &> /dev/null
fi
if [ -n "$track_ips" ]; then
config_get reliability $1 reliability 1
config_get count $1 count 1
config_get timeout $1 timeout 4
config_get interval $1 interval 10
config_get down $1 down 5
config_get up $1 up 5
[ -x /usr/sbin/mwan3track ] && /usr/sbin/mwan3track $1 $2 $reliability $count $timeout $interval $down $up $track_ips &
fi
}
mwan3_set_policy()
{
local iface_count id iface family metric probability weight
config_get iface $1 interface
config_get metric $1 metric 1
config_get weight $1 weight 1
[ -n "$iface" ] || return 0
mwan3_get_iface_id id $iface
[ -n "$id" ] || return 0
config_get family $iface family ipv4
if [ "$family" == "ipv4" ]; then
if [ -n "$($IP4 route list table $id)" ]; then
if [ "$metric" -lt "$lowest_metric_v4" ]; then
total_weight_v4=$weight
$IPT4 -F mwan3_policy_$policy
$IPT4 -A mwan3_policy_$policy -m mark --mark 0x0/0xff00 -m comment --comment "$iface $weight $weight" -j MARK --set-xmark $(($id*256))/0xff00
lowest_metric_v4=$metric
elif [ "$metric" -eq "$lowest_metric_v4" ]; then
total_weight_v4=$(($total_weight_v4+$weight))
probability=$(($weight*1000/$total_weight_v4))
if [ "$probability" -lt 10 ]; then
probability="0.00$probability"
elif [ $probability -lt 100 ]; then
probability="0.0$probability"
elif [ $probability -lt 1000 ]; then
probability="0.$probability"
else
probability="1"
fi
probability="-m statistic --mode random --probability $probability"
$IPT4 -I mwan3_policy_$policy -m mark --mark 0x0/0xff00 $probability -m comment --comment "$iface $weight $total_weight_v4" -j MARK --set-xmark $(($id*256))/0xff00
fi
fi
fi
if [ "$family" == "ipv6" ]; then
if [ -n "$($IP6 route list table $id)" ]; then
if [ "$metric" -lt "$lowest_metric_v6" ]; then
total_weight_v6=$weight
$IPT6 -F mwan3_policy_$policy
$IPT6 -A mwan3_policy_$policy -m mark --mark 0x0/0xff00 -m comment --comment "$iface $weight $weight" -j MARK --set-xmark $(($id*256))/0xff00
lowest_metric_v6=$metric
elif [ "$metric" -eq "$lowest_metric_v6" ]; then
total_weight_v6=$(($total_weight_v6+$weight))
probability=$(($weight*1000/$total_weight_v6))
if [ "$probability" -lt 10 ]; then
probability="0.00$probability"
elif [ $probability -lt 100 ]; then
probability="0.0$probability"
elif [ $probability -lt 1000 ]; then
probability="0.$probability"
else
probability="1"
fi
probability="-m statistic --mode random --probability $probability"
$IPT6 -I mwan3_policy_$policy -m mark --mark 0x0/0xff00 $probability -m comment --comment "$iface $weight $total_weight_v6" -j MARK --set-xmark $(($id*256))/0xff00
fi
fi
fi
}
mwan3_create_policies_iptables()
{
local last_resort lowest_metric_v4 lowest_metric_v6 total_weight_v4 total_weight_v6 policy IPT
policy="$1"
config_get last_resort $1 last_resort unreachable
if [ "$1" != $(echo "$1" | cut -c1-15) ]; then
$LOG warn "Policy $1 exceeds max of 15 chars. Not setting policy" && return 0
fi
for IPT in "$IPT4" "$IPT6"; do
if ! $IPT -S mwan3_policy_$1 &> /dev/null; then
$IPT -N mwan3_policy_$1
fi
$IPT -F mwan3_policy_$1
case "$last_resort" in
blackhole)
$IPT -A mwan3_policy_$1 -m mark --mark 0x0/0xff00 -m comment --comment "blackhole" -j MARK --set-xmark 0xfd00/0xff00
;;
default)
$IPT -A mwan3_policy_$1 -m mark --mark 0x0/0xff00 -m comment --comment "default" -j MARK --set-xmark 0xff00/0xff00
;;
*)
$IPT -A mwan3_policy_$1 -m mark --mark 0x0/0xff00 -m comment --comment "unreachable" -j MARK --set-xmark 0xfe00/0xff00
;;
esac
done
lowest_metric_v4=256
total_weight_v4=0
lowest_metric_v6=256
total_weight_v6=0
config_list_foreach $1 use_member mwan3_set_policy
}
mwan3_set_policies_iptables()
{
config_foreach mwan3_create_policies_iptables policy
}
mwan3_set_sticky_iptables()
{
local id iface
for iface in $($IPT4 -S $policy | cut -s -d'"' -f2 | awk '{print $1}'); do
if [ "$iface" == "$1" ]; then
mwan3_get_iface_id id $1
[ -n "$id" ] || return 0
for IPT in "$IPT4" "$IPT6"; do
if [ -n "$($IPT -S mwan3_iface_in_$1 2> /dev/null)" -a -n "$($IPT -S mwan3_iface_out_$1 2> /dev/null)" ]; then
$IPT -I mwan3_rule_$rule -m mark --mark $(($id*256))/0xff00 -m set ! --match-set mwan3_sticky_$rule src,src -j MARK --set-xmark 0x0/0xff00
$IPT -I mwan3_rule_$rule -m mark --mark 0/0xff00 -j MARK --set-xmark $(($id*256))/0xff00
fi
done
fi
done
}
mwan3_set_user_iptables_rule()
{
local ipset family proto policy src_ip src_port sticky dest_ip dest_port use_policy timeout rule policy IPT
rule="$1"
config_get sticky $1 sticky 0
config_get timeout $1 timeout 600
config_get ipset $1 ipset
config_get proto $1 proto all
config_get src_ip $1 src_ip 0.0.0.0/0
config_get src_port $1 src_port 0:65535
config_get dest_ip $1 dest_ip 0.0.0.0/0
config_get dest_port $1 dest_port 0:65535
config_get use_policy $1 use_policy
config_get family $1 family any
if [ "$1" != $(echo "$1" | cut -c1-15) ]; then
$LOG warn "Rule $1 exceeds max of 15 chars. Not setting rule" && return 0
fi
if [ -n "$ipset" ]; then
ipset="-m set --match-set $ipset dst"
fi
if [ -n "$use_policy" ]; then
if [ "$use_policy" == "default" ]; then
policy="MARK --set-xmark 0xff00/0xff00"
elif [ "$use_policy" == "unreachable" ]; then
policy="MARK --set-xmark 0xfe00/0xff00"
elif [ "$use_policy" == "blackhole" ]; then
policy="MARK --set-xmark 0xfd00/0xff00"
else
if [ "$sticky" -eq 1 ]; then
policy="mwan3_policy_$use_policy"
for IPT in "$IPT4" "$IPT6"; do
if ! $IPT -S $policy &> /dev/null; then
$IPT -N $policy
fi
if ! $IPT -S mwan3_rule_$1 &> /dev/null; then
$IPT -N mwan3_rule_$1
fi
$IPT -F mwan3_rule_$1
done
$IPS -! create mwan3_sticky_v4_$rule hash:ip,mark markmask 0xff00 timeout $timeout
$IPS -! create mwan3_sticky_v6_$rule hash:ip,mark markmask 0xff00 timeout $timeout family inet6
$IPS -! create mwan3_sticky_$rule list:set
$IPS -! add mwan3_sticky_$rule mwan3_sticky_v4_$rule
$IPS -! add mwan3_sticky_$rule mwan3_sticky_v6_$rule
config_foreach mwan3_set_sticky_iptables interface
for IPT in "$IPT4" "$IPT6"; do
$IPT -A mwan3_rule_$1 -m mark --mark 0/0xff00 -j $policy
$IPT -A mwan3_rule_$1 -m mark ! --mark 0xfc00/0xfc00 -j SET --del-set mwan3_sticky_$rule src,src
$IPT -A mwan3_rule_$1 -m mark ! --mark 0xfc00/0xfc00 -j SET --add-set mwan3_sticky_$rule src,src
done
policy="mwan3_rule_$1"
else
policy="mwan3_policy_$use_policy"
for IPT in "$IPT4" "$IPT6"; do
if ! $IPT -S $policy &> /dev/null; then
$IPT -N $policy
fi
done
fi
fi
if [ "$family" == "any" ]; then
for IPT in "$IPT4" "$IPT6"; do
case $proto in
tcp|udp)
$IPT -A mwan3_rules -p $proto -s $src_ip -d $dest_ip $ipset -m multiport --sports $src_port -m multiport --dports $dest_port -m mark --mark 0/0xff00 -m comment --comment "$1" -j $policy &> /dev/null
;;
*)
$IPT -A mwan3_rules -p $proto -s $src_ip -d $dest_ip $ipset -m mark --mark 0/0xff00 -m comment --comment "$1" -j $policy &> /dev/null
;;
esac
done
elif [ "$family" == "ipv4" ]; then
case $proto in
tcp|udp)
$IPT4 -A mwan3_rules -p $proto -s $src_ip -d $dest_ip $ipset -m multiport --sports $src_port -m multiport --dports $dest_port -m mark --mark 0/0xff00 -m comment --comment "$1" -j $policy &> /dev/null
;;
*)
$IPT4 -A mwan3_rules -p $proto -s $src_ip -d $dest_ip $ipset -m mark --mark 0/0xff00 -m comment --comment "$1" -j $policy &> /dev/null
;;
esac
elif [ "$family" == "ipv6" ]; then
case $proto in
tcp|udp)
$IPT6 -A mwan3_rules -p $proto -s $src_ip -d $dest_ip $ipset -m multiport --sports $src_port -m multiport --dports $dest_port -m mark --mark 0/0xff00 -m comment --comment "$1" -j $policy &> /dev/null
;;
*)
$IPT6 -A mwan3_rules -p $proto -s $src_ip -d $dest_ip $ipset -m mark --mark 0/0xff00 -m comment --comment "$1" -j $policy &> /dev/null
;;
esac
fi
fi
}
mwan3_set_user_rules()
{
local IPT
for IPT in "$IPT4" "$IPT6"; do
if ! $IPT -S mwan3_rules &> /dev/null; then
$IPT -N mwan3_rules
fi
$IPT -F mwan3_rules
done
config_foreach mwan3_set_user_iptables_rule rule
}
mwan3_report_iface_status()
{
local device result track_ips tracking IP IPT
mwan3_get_iface_id id $1
network_get_device device $1
config_get enabled "$1" enabled 0
config_get family "$1" family ipv4
if [ "$family" == "ipv4" ]; then
IP="$IP4"
IPT="$IPT4"
fi
if [ "$family" == "ipv6" ]; then
IP="$IP6"
IPT="$IPT6"
fi
if [ -z "$id" -o -z "$device" ]; then
result="unknown"
elif [ -n "$($IP rule | awk '$1 == "'$(($id+1000)):'"')"i -a -n "$($IP rule | awk '$1 == "'$(($id+2000)):'"')" -a -n "$($IPT -S mwan3_iface_in_$1 2> /dev/null)" -a -n "$($IPT -S mwan3_iface_out_$1 2> /dev/null)" -a -n "$($IP route list table $id default dev $device 2> /dev/null)" ]; then
result="online"
elif [ -n "$($IP rule | awk '$1 == "'$(($id+1000)):'"')" -o -n "$($IP rule | awk '$1 == "'$(($id+2000)):'"')" -o -n "$($IPT -S mwan3_iface_in_$1 2> /dev/null)" -o -n "$($IPT -S mwan3_iface_out_$1 2> /dev/null)" -o -n "$($IP route list table $id default dev $device 2> /dev/null)" ]; then
result="error"
else
if [ "$enabled" == "1" ]; then
result="offline"
else
result="disabled"
fi
fi
mwan3_list_track_ips()
{
track_ips="$1 $track_ips"
}
config_list_foreach $1 track_ip mwan3_list_track_ips
if [ -n "$track_ips" ]; then
if [ -n "$(ps -w | grep mwan3track | grep -v grep | sed '/.*\/usr\/sbin\/mwan3track \([^ ]*\) .*$/!d;s//\1/' | awk '$1 == "'$1'"')" ]; then
tracking="active"
else
tracking="down"
fi
else
tracking="not enabled"
fi
echo " interface $1 is $result and tracking is $tracking"
}
mwan3_report_policies_v4()
{
local percent policy share total_weight weight iface
for policy in $($IPT4 -S | awk '{print $2}' | grep mwan3_policy_ | sort -u); do
echo "$policy:" | sed 's/mwan3_policy_//'
[ -n "$total_weight" ] || total_weight=$($IPT4 -S $policy | cut -s -d'"' -f2 | head -1 | awk '{print $3}')
if [ ! -z "${total_weight##*[!0-9]*}" ]; then
for iface in $($IPT4 -S $policy | cut -s -d'"' -f2 | awk '{print $1}'); do
weight=$($IPT4 -S $policy | cut -s -d'"' -f2 | awk '$1 == "'$iface'"' | awk '{print $2}')
percent=$(($weight*100/$total_weight))
echo " $iface ($percent%)"
done
else
echo " $($IPT4 -S $policy | sed '/.*--comment \([^ ]*\) .*$/!d;s//\1/;q')"
fi
unset total_weight
echo -e
done
}
mwan3_report_policies_v6()
{
local percent policy share total_weight weight iface
for policy in $($IPT6 -S | awk '{print $2}' | grep mwan3_policy_ | sort -u); do
echo "$policy:" | sed 's/mwan3_policy_//'
[ -n "$total_weight" ] || total_weight=$($IPT6 -S $policy | cut -s -d'"' -f2 | head -1 | awk '{print $3}')
if [ ! -z "${total_weight##*[!0-9]*}" ]; then
for iface in $($IPT6 -S $policy | cut -s -d'"' -f2 | awk '{print $1}'); do
weight=$($IPT6 -S $policy | cut -s -d'"' -f2 | awk '$1 == "'$iface'"' | awk '{print $2}')
percent=$(($weight*100/$total_weight))
echo " $iface ($percent%)"
done
else
echo " $($IPT6 -S $policy | sed '/.*--comment \([^ ]*\) .*$/!d;s//\1/;q')"
fi
unset total_weight
echo -e
done
}
mwan3_report_connected_v4()
{
local address
if [ -n "$($IPT4 -S mwan3_connected 2> /dev/null)" ]; then
for address in $($IPS list mwan3_connected_v4 | egrep '[0-9]{1,3}(\.[0-9]{1,3}){3}'); do
echo " $address"
done
fi
}
mwan3_report_connected_v6()
{
local address
if [ -n "$($IPT6 -S mwan3_connected 2> /dev/null)" ]; then
for address in $($IPS list mwan3_connected_v6 | egrep '([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])'); do
echo " $address"
done
fi
}
mwan3_report_rules_v4()
{
if [ -n "$($IPT4 -S mwan3_rules 2> /dev/null)" ]; then
$IPT4 -L mwan3_rules -n -v 2> /dev/null | tail -n+3 | sed 's/mark.*//' | sed 's/mwan3_policy_/- /' | sed 's/mwan3_rule_/S /'
fi
}
mwan3_report_rules_v6()
{
if [ -n "$($IPT6 -S mwan3_rules 2> /dev/null)" ]; then
$IPT6 -L mwan3_rules -n -v 2> /dev/null | tail -n+3 | sed 's/mark.*//' | sed 's/mwan3_policy_/- /' | sed 's/mwan3_rule_/S /'
fi
}