Add mwan3 to packages feed
Signed-off-by: Jeroen Louwes <jeroen.louwes@gmail.com>
This commit is contained in:
Adze1502
Steven Barth
parent
3d487572f8
commit
e35caf0640
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#
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# Copyright (C) 2006-2014 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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PKG_NAME:=mwan3
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PKG_VERSION:=1.4
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PKG_RELEASE:=22
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PKG_MAINTAINER:=Jeroen Louwes <jeroen.louwes@gmail.com>
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PKG_LICENSE:=GPLv2
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include $(INCLUDE_DIR)/package.mk
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define Package/mwan3
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SECTION:=net
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CATEGORY:=Network
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SUBMENU:=Routing and Redirection
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DEPENDS:=+ip +iptables +iptables-mod-conntrack-extra +iptables-mod-ipopt
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TITLE:=Multiwan hotplug script with connection tracking support
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MAINTAINER:=Jeroen Louwes <jeroen.louwes@gmail.com>
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PKGARCH:=all
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endef
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define Package/mwan3/description
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Hotplug script which makes configuration of multiple WAN interfaces simple and manageable. With loadbalancing/failover support for up to 250 wan interfaces, connection tracking and an easy to manage traffic ruleset.
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endef
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define Package/mwan3/conffiles
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/etc/config/mwan3
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endef
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define Build/Compile
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endef
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define Package/mwan3/install
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$(CP) ./files/* $(1)
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endef
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define Package/mwan3/postinst
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[ -n "$${IPKG_INSTROOT}" ] || /etc/init.d/mwan3 enable
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exit 0
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endef
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$(eval $(call BuildPackage,mwan3))
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@ -0,0 +1,79 @@
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config interface 'wan'
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option enabled '1'
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list track_ip '8.8.4.4'
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list track_ip '8.8.8.8'
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list track_ip '208.67.222.222'
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list track_ip '208.67.220.220'
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option reliability '2'
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option count '1'
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option timeout '2'
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option interval '5'
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option down '3'
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option up '8'
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config interface 'wan2'
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option enabled '0'
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list track_ip '8.8.8.8'
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list track_ip '208.67.220.220'
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option reliability '1'
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option count '1'
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option timeout '2'
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option interval '5'
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option down '3'
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option up '8'
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config member 'wan_m1_w3'
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option interface 'wan'
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option metric '1'
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option weight '3'
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config member 'wan_m2_w3'
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option interface 'wan'
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option metric '2'
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option weight '3'
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config member 'wan2_m1_w2'
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option interface 'wan2'
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option metric '1'
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option weight '2'
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config member 'wan2_m2_w2'
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option interface 'wan2'
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option metric '2'
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option weight '2'
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config policy 'wan_only'
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list use_member 'wan_m1_w3'
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config policy 'wan2_only'
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list use_member 'wan2_m1_w2'
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config policy 'balanced'
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list use_member 'wan_m1_w3'
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list use_member 'wan2_m1_w2'
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config policy 'wan_wan2'
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list use_member 'wan_m1_w3'
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list use_member 'wan2_m2_w2'
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config policy 'wan2_wan'
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list use_member 'wan_m2_w3'
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list use_member 'wan2_m1_w2'
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config rule 'sticky_even'
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option src_ip '0.0.0.0/0.0.0.1'
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option dest_port '443'
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option proto 'tcp'
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option use_policy 'wan_wan2'
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config rule 'sticky_odd'
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option src_ip '0.0.0.1/0.0.0.1'
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option dest_port '443'
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option proto 'tcp'
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option use_policy 'wan2_wan'
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config rule 'default_rule'
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option dest_ip '0.0.0.0/0'
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option use_policy 'balanced'
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@ -0,0 +1,328 @@
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#!/bin/sh
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mwan3_get_iface_id()
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{
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let iface_count++
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[ "$1" == "$INTERFACE" ] && iface_id=$iface_count
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}
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mwan3_get_route_args()
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{
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route_args=$(ip -4 route list dev $DEVICE default | head -1 | sed '/.*via \([^ ]*\) .*$/!d;s//\1/;q' | egrep '[0-9]{1,3}(\.[0-9]{1,3}){3}')
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[ -n "$route_args" ] && route_args="via $route_args"
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route_args="nexthop $route_args dev $DEVICE"
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}
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mwan3_set_general_iptables()
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{
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if ! iptables -S mwan3_ifaces -t mangle &> /dev/null; then
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iptables -N mwan3_ifaces -t mangle
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fi
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if ! iptables -S mwan3_rules -t mangle &> /dev/null; then
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iptables -N mwan3_rules -t mangle
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fi
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if ! iptables -S mwan3_connected -t mangle &> /dev/null; then
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iptables -N mwan3_connected -t mangle
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fi
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if ! iptables -S mwan3_hook -t mangle &> /dev/null; then
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iptables -N mwan3_hook -t mangle
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iptables -A mwan3_hook -t mangle -j CONNMARK --restore-mark --nfmask 0xff00 --ctmask 0xff00
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iptables -A mwan3_hook -t mangle -m mark --mark 0x0/0xff00 -j mwan3_ifaces
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iptables -A mwan3_hook -t mangle -m mark --mark 0x0/0xff00 -j mwan3_connected
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iptables -A mwan3_hook -t mangle -m mark --mark 0x0/0xff00 -j mwan3_rules
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iptables -A mwan3_hook -t mangle -j CONNMARK --save-mark --nfmask 0xff00 --ctmask 0xff00
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fi
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if ! iptables -S mwan3_track_hook -t mangle &> /dev/null; then
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iptables -N mwan3_track_hook -t mangle
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fi
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if ! iptables -S PREROUTING -t mangle | grep mwan3_hook &> /dev/null; then
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iptables -A PREROUTING -t mangle -j mwan3_hook
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fi
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if ! iptables -S OUTPUT -t mangle | grep mwan3_hook &> /dev/null; then
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iptables -A OUTPUT -t mangle -j mwan3_hook
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fi
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if ! iptables -S OUTPUT -t mangle | grep mwan3_track_hook &> /dev/null; then
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iptables -A OUTPUT -t mangle -j mwan3_track_hook
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fi
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iptables -F mwan3_rules -t mangle
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}
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mwan3_set_connected_iptables()
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{
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local connected_networks
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if iptables -S mwan3_connected -t mangle &> /dev/null; then
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iptables -F mwan3_connected -t mangle
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for connected_networks in $(ip -4 route | awk '{print $1}' | egrep '[0-9]{1,3}(\.[0-9]{1,3}){3}'); do
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iptables -A mwan3_connected -t mangle -d $connected_networks -m mark --mark 0x0/0xff00 -j MARK --set-xmark 0xff00/0xff00
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done
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iptables -I mwan3_connected -t mangle -d 224.0.0.0/3 -m mark --mark 0x0/0xff00 -j MARK --set-xmark 0xff00/0xff00
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iptables -I mwan3_connected -t mangle -d 127.0.0.0/8 -m mark --mark 0x0/0xff00 -j MARK --set-xmark 0xff00/0xff00
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fi
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}
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mwan3_set_iface_iptables()
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{
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local local_net local_nets
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local_net=$(ip -4 route list dev $DEVICE scope link | awk '{print $1}' | egrep '[0-9]{1,3}(\.[0-9]{1,3}){3}')
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if ! iptables -S mwan3_iface_$INTERFACE -t mangle &> /dev/null; then
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iptables -N mwan3_iface_$INTERFACE -t mangle
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fi
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iptables -F mwan3_iface_$INTERFACE -t mangle
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iptables -D mwan3_ifaces -t mangle -i $DEVICE -m mark --mark 0x0/0xff00 -j mwan3_iface_$INTERFACE &> /dev/null
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if [ $ACTION == "ifup" ]; then
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if [ -n "$local_net" ]; then
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for local_nets in $local_net ; do
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if [ $ACTION == "ifup" ]; then
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iptables -I mwan3_iface_$INTERFACE -t mangle -s $local_net -m mark --mark 0x0/0xff00 -m comment --comment "$INTERFACE" -j MARK --set-xmark 0xff00/0xff00
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fi
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done
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fi
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iptables -A mwan3_iface_$INTERFACE -t mangle -m mark --mark 0x0/0xff00 -m comment --comment "$INTERFACE" -j MARK --set-xmark $(($iface_id*256))/0xff00
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iptables -A mwan3_ifaces -t mangle -i $DEVICE -m mark --mark 0x0/0xff00 -j mwan3_iface_$INTERFACE
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fi
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if [ $ACTION == "ifdown" ]; then
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iptables -X mwan3_iface_$INTERFACE -t mangle
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fi
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}
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mwan3_set_iface_route()
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{
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ip -4 route flush table $iface_id
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[ $ACTION == "ifup" ] && ip -4 route add table $iface_id default $route_args
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}
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mwan3_set_iface_rules()
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{
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while [ -n "$(ip -4 rule list | awk '$1 == "'$(($iface_id+1000)):'"')" ]; do
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ip -4 rule del pref $(($iface_id+1000))
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done
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while [ -n "$(ip -4 rule list | awk '$1 == "'$(($iface_id+2000)):'"')" ]; do
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ip -4 rule del pref $(($iface_id+2000))
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done
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while [ -n "$(ip -4 rule list | awk '$1 == "2254:"')" ]; do
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ip -4 rule del pref 2254
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done
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[ $ACTION == "ifup" ] && ip -4 rule add pref $(($iface_id+1000)) iif $DEVICE lookup main
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[ $ACTION == "ifup" ] && ip -4 rule add pref $(($iface_id+2000)) fwmark $(($iface_id*256))/0xff00 lookup $iface_id
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ip rule add pref 2254 fwmark 0xfe00/0xff00 unreachable
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}
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mwan3_track()
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{
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local track_ip track_ips reliability count timeout interval down up
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mwan3_list_track_ips()
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{
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track_ips="$1 $track_ips"
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}
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config_list_foreach $INTERFACE track_ip mwan3_list_track_ips
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if [ -n "$track_ips" ]; then
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config_get reliability $INTERFACE reliability 1
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config_get count $INTERFACE count 1
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config_get timeout $INTERFACE timeout 4
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config_get interval $INTERFACE interval 10
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config_get down $INTERFACE down 5
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config_get up $INTERFACE up 5
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if ! iptables -S mwan3_track_$INTERFACE -t mangle &> /dev/null; then
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iptables -N mwan3_track_$INTERFACE -t mangle
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iptables -A mwan3_track_hook -t mangle -p icmp -m icmp --icmp-type 8 -m length --length 32 -j mwan3_track_$INTERFACE
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fi
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iptables -F mwan3_track_$INTERFACE -t mangle
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for track_ip in $track_ips; do
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iptables -A mwan3_track_$INTERFACE -t mangle -d $track_ip -j MARK --set-xmark 0xff00/0xff00
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done
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[ -x /usr/sbin/mwan3track ] && /usr/sbin/mwan3track $INTERFACE $DEVICE $reliability $count $timeout $interval $down $up $track_ips &
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else
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iptables -D mwan3_track_hook -t mangle -p icmp -m icmp --icmp-type 8 -m length --length 32 -j mwan3_track_$INTERFACE &> /dev/null
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iptables -F mwan3_track_$INTERFACE -t mangle &> /dev/null
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iptables -X mwan3_track_$INTERFACE -t mangle &> /dev/null
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fi
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}
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mwan3_set_policy()
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{
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local iface_count iface_id metric probability weight
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config_get INTERFACE $1 interface
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config_get metric $1 metric 1
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config_get weight $1 weight 1
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[ -n "$INTERFACE" ] || return 0
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config_foreach mwan3_get_iface_id interface
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[ -n "$iface_id" ] || return 0
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if iptables -S mwan3_iface_$INTERFACE -t mangle &> /dev/null; then
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if [ "$metric" -lt "$lowest_metric" ]; then
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total_weight=$weight
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iptables -F mwan3_policy_$policy -t mangle
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iptables -A mwan3_policy_$policy -t mangle -m mark --mark 0x0/0xff00 -m comment --comment "$INTERFACE $weight $weight" -j MARK --set-xmark $(($iface_id*256))/0xff00
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lowest_metric=$metric
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elif [ "$metric" -eq "$lowest_metric" ]; then
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total_weight=$(($total_weight+$weight))
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probability=$(($weight*1000/$total_weight))
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if [ "$probability" -lt 10 ]; then
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probability="0.00$probability"
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elif [ $probability -lt 100 ]; then
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probability="0.0$probability"
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elif [ $probability -lt 1000 ]; then
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probability="0.$probability"
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else
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probability="1"
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fi
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probability="-m statistic --mode random --probability $probability"
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iptables -I mwan3_policy_$policy -t mangle -m mark --mark 0x0/0xff00 $probability -m comment --comment "$INTERFACE $weight $total_weight" -j MARK --set-xmark $(($iface_id*256))/0xff00
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fi
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fi
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}
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mwan3_set_policies_iptables()
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{
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local lowest_metric policy total_weight
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policy=$1
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if [ "$policy" != $(echo "$policy" | cut -c1-15) ]; then
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logger -t mwan3 -p warn "Policy $policy exceeds max of 15 chars. Not setting policy" && return 0
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fi
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if ! iptables -S mwan3_policy_$policy -t mangle &> /dev/null; then
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iptables -N mwan3_policy_$policy -t mangle
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fi
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iptables -F mwan3_policy_$policy -t mangle
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iptables -A mwan3_policy_$policy -t mangle -m mark --mark 0x0/0xff00 -m comment --comment "unreachable" -j MARK --set-xmark 0xfe00/0xff00
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lowest_metric=256
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total_weight=0
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config_list_foreach $policy use_member mwan3_set_policy
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iptables -X $policy -t mangle &> /dev/null
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}
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mwan3_set_user_rules_iptables()
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{
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local proto src_ip src_port dest_ip dest_port use_policy
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config_get proto $1 proto all
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config_get src_ip $1 src_ip 0.0.0.0/0
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config_get src_port $1 src_port 0:65535
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config_get dest_ip $1 dest_ip 0.0.0.0/0
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config_get dest_port $1 dest_port 0:65535
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config_get use_policy $1 use_policy
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if [ -n "$use_policy" ]; then
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if [ "$use_policy" == "default" ]; then
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use_policy="MARK --set-xmark 0xff00/0xff00"
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elif [ "$use_policy" == "unreachable" ]; then
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use_policy="MARK --set-xmark 0xfe00/0xff00"
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else
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use_policy="mwan3_policy_$use_policy"
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fi
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case $proto in
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tcp|udp)
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iptables -A mwan3_rules -t mangle -p $proto -s $src_ip -d $dest_ip -m multiport --sports $src_port -m multiport --dports $dest_port -m mark --mark 0/0xff00 -m comment --comment "$1" -j $use_policy &> /dev/null
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;;
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*)
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iptables -A mwan3_rules -t mangle -p $proto -s $src_ip -d $dest_ip -m mark --mark 0/0xff00 -m comment --comment "$1" -j $use_policy &> /dev/null
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;;
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esac
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fi
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}
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mwan3_ifupdown()
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{
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local counter enabled iface_count iface_id route_args wan_metric
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[ -n "$DEVICE" ] || exit 0
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[ -n "$INTERFACE" ] || exit 0
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[ "$(uci get -P /var/state mwan3.$INTERFACE 2> /dev/null)" == "interface" ] || return 0
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config_load mwan3
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config_get enabled $INTERFACE enabled 0
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counter=0
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if [ $ACTION == "ifup" ]; then
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[ "$enabled" -eq 1 ] || exit 0
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while [ -z "$(ip -4 route list dev $DEVICE default | head -1)" -a "$counter" -lt 10 ]; do
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sleep 1
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let counter++
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if [ "$counter" -ge 10 ]; then
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logger -t mwan3 -p warn "Could not find gateway for interface $INTERFACE ($DEVICE)" && exit 0
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fi
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done
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mwan3_get_route_args
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fi
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while [ "$(pgrep -f -o hotplug-call)" -ne $$ -a "$counter" -lt 60 ]; do
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sleep 1
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let counter++
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if [ "$counter" -ge 60 ]; then
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logger -t mwan3 -p warn "Timeout waiting for older hotplug processes to finish. $ACTION interface $INTERFACE ($DEVICE) aborted" && exit 0
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fi
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done
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config_foreach mwan3_get_iface_id interface
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[ -n "$iface_id" ] || exit 0
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[ "$iface_count" -le 250 ] || exit 0
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unset iface_count
|
||||
unset counter
|
||||
|
||||
logger -t mwan3 -p notice "$ACTION interface $INTERFACE ($DEVICE)"
|
||||
|
||||
mwan3_set_general_iptables
|
||||
mwan3_set_iface_iptables
|
||||
mwan3_set_iface_route
|
||||
mwan3_set_iface_rules
|
||||
|
||||
[ $ACTION == "ifup" ] && mwan3_track
|
||||
|
||||
config_foreach mwan3_set_policies_iptables policy
|
||||
config_foreach mwan3_set_user_rules_iptables rule
|
||||
}
|
||||
|
||||
case "$ACTION" in
|
||||
ifup|ifdown)
|
||||
mwan3_ifupdown
|
||||
mwan3_set_connected_iptables
|
||||
;;
|
||||
esac
|
||||
|
|
@ -0,0 +1,20 @@
|
|||
#!/bin/sh /etc/rc.common
|
||||
START=99
|
||||
|
||||
start() {
|
||||
/usr/sbin/mwan3 start
|
||||
}
|
||||
|
||||
stop() {
|
||||
/usr/sbin/mwan3 stop
|
||||
}
|
||||
|
||||
restart() {
|
||||
stop
|
||||
start
|
||||
}
|
||||
|
||||
boot() {
|
||||
# Don't start on boot, mwan3 is started by hotplug event.
|
||||
return 0
|
||||
}
|
||||
|
|
@ -0,0 +1,208 @@
|
|||
#!/bin/sh /etc/rc.common
|
||||
|
||||
. /lib/network/config.sh
|
||||
|
||||
extra_help() {
|
||||
cat <<EOF
|
||||
|
||||
ifup <iface> Start service on interface
|
||||
ifdown <iface> Stop service on interface
|
||||
interfaces Show interfaces status
|
||||
policies Show policies status
|
||||
rules Show rules status
|
||||
status Show all status
|
||||
EOF
|
||||
}
|
||||
|
||||
EXTRA_COMMANDS="ifdown ifup interfaces policies rules status"
|
||||
EXTRA_HELP="$(extra_help)"
|
||||
|
||||
|
||||
ifdown()
|
||||
{
|
||||
if [ -z "$1" ]; then
|
||||
echo "Error: Expecting interface. Usage: mwan3 ifdown <interface>" && exit 0
|
||||
fi
|
||||
|
||||
if [ -n "$2" ]; then
|
||||
echo "Error: Too many arguments. Usage: mwan3 ifdown <interface>" && exit 0
|
||||
fi
|
||||
|
||||
local device
|
||||
|
||||
device=$(uci get -p /var/state network.$1.ifname) &> /dev/null
|
||||
|
||||
if [ -e /var/run/mwan3track-$1.pid ] ; then
|
||||
kill $(cat /var/run/mwan3track-$1.pid)
|
||||
rm /var/run/mwan3track-$1.pid
|
||||
fi
|
||||
|
||||
if [ -n "$device" ] ; then
|
||||
ACTION=ifdown INTERFACE=$1 DEVICE=$device /sbin/hotplug-call iface
|
||||
fi
|
||||
}
|
||||
|
||||
ifup()
|
||||
{
|
||||
config_load mwan3
|
||||
|
||||
if [ -z "$1" ]; then
|
||||
echo "Expecting interface. Usage: mwan3 ifup <interface>" && exit 0
|
||||
fi
|
||||
|
||||
if [ -n "$2" ]; then
|
||||
echo "Too many arguments. Usage: mwan3 ifup <interface>" && exit 0
|
||||
fi
|
||||
|
||||
local device enabled
|
||||
|
||||
config_get enabled "$1" enabled 0
|
||||
|
||||
device=$(uci get -p /var/state network.$1.ifname) &> /dev/null
|
||||
|
||||
if [ -n "$device" ] ; then
|
||||
[ "$enabled" -eq 1 ] && ACTION=ifup INTERFACE=$1 DEVICE=$device /sbin/hotplug-call iface
|
||||
fi
|
||||
}
|
||||
|
||||
interfaces()
|
||||
{
|
||||
config_load mwan3
|
||||
|
||||
local device enabled iface_id tracking
|
||||
|
||||
echo "Interface status:"
|
||||
|
||||
check_iface_status()
|
||||
{
|
||||
device=$(uci get -p /var/state network.$1.ifname) &> /dev/null
|
||||
|
||||
if [ -z "$device" ]; then
|
||||
echo "Interface $1 is unknown"
|
||||
return 0
|
||||
fi
|
||||
|
||||
config_get enabled "$1" enabled 0
|
||||
let iface_id++
|
||||
|
||||
if [ -n "$(ps -w | grep mwan3track | grep -v grep | sed '/.*\/usr\/sbin\/mwan3track \([^ ]*\) .*$/!d;s//\1/' | awk '$1 == ("'$1'")')" ]; then
|
||||
tracking="active"
|
||||
else
|
||||
tracking="down"
|
||||
fi
|
||||
|
||||
if [ -n "$(ip rule | awk '$5 == ("'$device'")')" -a -n "$(iptables -S mwan3_iface_$1 -t mangle 2> /dev/null)" -a -n "$(ip -4 route list table $iface_id default dev $device 2> /dev/null)" ]; then
|
||||
if [ -n "$(uci get -p /var/state mwan3.$1.track_ip 2> /dev/null)" ]; then
|
||||
echo "Interface $1 is online (tracking $tracking)"
|
||||
else
|
||||
echo "Interface $1 is online"
|
||||
fi
|
||||
elif [ -n "$(ip rule | awk '$5 == ("'$device'")')" -o -n "$(iptables -S mwan3_iface_$1 -t mangle 2> /dev/null)" -o -n "$(ip -4 route list table $iface_id default dev $device 2> /dev/null)" ]; then
|
||||
echo "Interface $1 error"
|
||||
else
|
||||
if [ "$enabled" -eq 1 ]; then
|
||||
if [ -n "$(uci get -p /var/state mwan3.$1.track_ip 2> /dev/null)" ]; then
|
||||
echo "Interface $1 is offline (tracking $tracking)"
|
||||
else
|
||||
echo "Interface $1 is offline"
|
||||
fi
|
||||
else
|
||||
echo "Interface $1 is disabled"
|
||||
fi
|
||||
fi
|
||||
}
|
||||
config_foreach check_iface_status interface
|
||||
echo -e
|
||||
}
|
||||
|
||||
policies()
|
||||
{
|
||||
local percent policy share total_weight weight iface
|
||||
|
||||
for policy in $(iptables -S -t mangle | awk '{print $2}' | grep mwan3_policy_ | sort -u); do
|
||||
echo "Policy $policy:" | sed 's/mwan3_policy_//g'
|
||||
|
||||
for iface in $(iptables -S $policy -t mangle | cut -s -d'"' -f2 | awk '{print $1}'); do
|
||||
[ -n "$total_weight" ] || total_weight=$(iptables -S $policy -t mangle | grep "$iface " | cut -s -d'"' -f2 | awk '{print $3}')
|
||||
done
|
||||
|
||||
if [ ! -z "${total_weight##*[!0-9]*}" ]; then
|
||||
for iface in $(iptables -S $policy -t mangle | cut -s -d'"' -f2 | awk '{print $1}'); do
|
||||
weight=$(iptables -S $policy -t mangle | grep "$iface " | cut -s -d'"' -f2 | awk '{print $2}')
|
||||
percent=$(($weight*100/$total_weight))
|
||||
echo " $iface ($percent%)"
|
||||
done
|
||||
else
|
||||
echo " $(iptables -S $policy -t mangle | sed '/.*--comment \([^ ]*\) .*$/!d;s//\1/;q')"
|
||||
fi
|
||||
|
||||
echo -e
|
||||
|
||||
unset iface
|
||||
unset total_weight
|
||||
done
|
||||
}
|
||||
rules()
|
||||
{
|
||||
if [ -n "$(iptables -S mwan3_connected -t mangle 2> /dev/null)" ]; then
|
||||
echo "Known networks:"
|
||||
echo "destination policy hits" | awk '{ printf "%-19s%-19s%-9s%s\n",$1,$2,$3}'
|
||||
echo "------------------------------------------------"
|
||||
iptables -L mwan3_connected -t mangle -n -v 2> /dev/null | tail -n+3 | sed 's/mark.*//' | sed 's/mwan3_policy_//g' | awk '{printf "%-19s%-19s%-9s%s\n",$9,"default",$1}'
|
||||
echo -e
|
||||
fi
|
||||
|
||||
if [ -n "$(iptables -S mwan3_rules -t mangle 2> /dev/null)" ]; then
|
||||
echo "Active rules:"
|
||||
echo "source destination proto src-port dest-port policy hits" | awk '{ printf "%-19s%-19s%-7s%-14s%-14s%-16s%-9s%s\n",$1,$2,$3,$4,$5,$6,$7}'
|
||||
echo "---------------------------------------------------------------------------------------------------"
|
||||
iptables -L mwan3_rules -t mangle -n -v 2> /dev/null | tail -n+3 | sed 's/mark.*//' | sed 's/mwan3_policy_//g' | awk '{ printf "%-19s%-19s%-7s%-14s%-14s%-16s%-9s%s\n",$8,$9,$4,$12,$15,$3,$1}'
|
||||
echo -e
|
||||
fi
|
||||
}
|
||||
|
||||
status()
|
||||
{
|
||||
interfaces
|
||||
policies
|
||||
rules
|
||||
}
|
||||
|
||||
start()
|
||||
{
|
||||
config_load mwan3
|
||||
config_foreach ifup interface
|
||||
}
|
||||
|
||||
stop()
|
||||
{
|
||||
local route rule table
|
||||
|
||||
killall mwan3track &> /dev/null
|
||||
rm /var/run/mwan3track-* &> /dev/null
|
||||
|
||||
for route in $(ip route list table all | sed 's/.*table \([^ ]*\) .*/\1/' | awk '{print $1}' | awk '{for(i=1;i<=NF;i++) if($i+0>0) if($i+0<255) {print;break}}'); do
|
||||
ip -4 route flush table $route &> /dev/null
|
||||
done
|
||||
|
||||
for rule in $(ip -4 rule list | egrep '^[1-2][0-9]{3}\:' | cut -d ':' -f 1); do
|
||||
ip -4 rule del pref $rule &> /dev/null
|
||||
done
|
||||
|
||||
iptables -D PREROUTING -t mangle -j mwan3_hook &> /dev/null
|
||||
iptables -D OUTPUT -t mangle -j mwan3_hook &> /dev/null
|
||||
iptables -D OUTPUT -t mangle -j mwan3_track_hook &> /dev/null
|
||||
|
||||
for table in $(iptables -S -t mangle | awk '{print $2}' | grep mwan3 | sort -u); do
|
||||
iptables -F $table -t mangle &> /dev/null
|
||||
done
|
||||
|
||||
for table in $(iptables -S -t mangle | awk '{print $2}' | grep mwan3 | sort -u); do
|
||||
iptables -X $table -t mangle &> /dev/null
|
||||
done
|
||||
}
|
||||
|
||||
restart() {
|
||||
stop
|
||||
start
|
||||
}
|
||||
|
|
@ -0,0 +1,65 @@
|
|||
#!/bin/sh
|
||||
|
||||
[ -z "$9" ] && echo "Error: should not be started manually" && exit 0
|
||||
|
||||
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
|
||||
|
||||
echo "$$" > /var/run/mwan3track-$1.pid
|
||||
|
||||
score=$(($7+$8))
|
||||
track_ips=$(echo $* | cut -d ' ' -f 9-99)
|
||||
host_up_count=0
|
||||
lost=0
|
||||
|
||||
while true; do
|
||||
|
||||
for track_ip in $track_ips; do
|
||||
ping -I $2 -c $4 -W $5 -s 4 -q $track_ip &> /dev/null
|
||||
if [ $? -eq 0 ]; then
|
||||
let host_up_count++
|
||||
else
|
||||
let lost++
|
||||
fi
|
||||
done
|
||||
|
||||
if [ $host_up_count -lt $3 ]; then
|
||||
let score--
|
||||
|
||||
if [ $score -lt $8 ]; then score=0 ; fi
|
||||
if [ $score -eq $8 ]; then
|
||||
|
||||
logger -t mwan3track -p notice "Interface $1 ($2) is offline"
|
||||
env -i ACTION=ifdown INTERFACE=$1 DEVICE=$2 /sbin/hotplug-call iface
|
||||
score=0
|
||||
|
||||
fi
|
||||
|
||||
else
|
||||
|
||||
if [ $score -lt $(($7+$8)) ] && [ $lost -gt 0 ]; then
|
||||
|
||||
logger -t mwan3track -p info "Lost $(($lost*$4)) ping(s) on interface $1 ($2)"
|
||||
|
||||
fi
|
||||
|
||||
let score++
|
||||
lost=0
|
||||
|
||||
if [ $score -gt $8 ]; then score=$(($7+$8)); fi
|
||||
if [ $score -eq $8 ]; then
|
||||
|
||||
logger -t mwan3track -p notice "Interface $1 ($2) is online"
|
||||
env -i ACTION=ifup INTERFACE=$1 DEVICE=$2 /sbin/hotplug-call iface
|
||||
rm /var/run/mwan3track-$1.pid
|
||||
exit 0
|
||||
fi
|
||||
fi
|
||||
|
||||
host_up_count=0
|
||||
sleep $6
|
||||
done
|
||||
|
||||
exit 1
|
||||
Loading…
Reference in New Issue