Merge pull request #13041 from aaronjg/mwan3-startup-performance
mwan3: startup performance improvements and other fixes
This commit is contained in:
Florian Eckert
GitHub
commit
91bf524845
11 changed files with 989 additions and 754 deletions
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@ -8,8 +8,8 @@
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include $(TOPDIR)/rules.mk
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PKG_NAME:=mwan3
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PKG_VERSION:=2.8.12
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PKG_RELEASE:=2
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PKG_VERSION:=2.9.0
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PKG_RELEASE:=1
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PKG_MAINTAINER:=Florian Eckert <fe@dev.tdt.de>
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PKG_LICENSE:=GPL-2.0
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@ -1,7 +1,6 @@
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config globals 'globals'
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option mmx_mask '0x3F00'
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option rtmon_interval '5'
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config interface 'wan'
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option enabled '1'
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@ -4,95 +4,101 @@
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. /lib/functions/network.sh
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. /lib/mwan3/mwan3.sh
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. /usr/share/libubox/jshn.sh
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. /lib/mwan3/common.sh
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[ "$ACTION" == "ifup" -o "$ACTION" == "ifdown" ] || exit 1
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SCRIPTNAME="mwan3-hotplug"
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[ "$ACTION" = "ifup" ] || [ "$ACTION" = "ifdown" ] || [ "$ACTION" = "connected" ] || [ "$ACTION" = "disconnected" ] || exit 1
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[ -n "$INTERFACE" ] || exit 2
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if [ "$ACTION" == "ifup" ]; then
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[ -n "$DEVICE" ] || exit 3
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if ( [ "$ACTION" = "ifup" ] || [ "$ACTION" = "connected" ] ) && [ -z "$DEVICE" ]; then
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LOG notice "$ACTION called on $INTERFACE with no device set"
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exit 3
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fi
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mwan3_lock "$ACTION" "$INTERFACE"
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_lock "$ACTION" "$INTERFACE"
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config_load mwan3
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config_get_bool enabled globals 'enabled' '0'
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[ "${enabled}" -gt 0 ] || {
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_unlock "$ACTION" "$INTERFACE"
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LOG notice "mwan3 hotplug on $INTERFACE not called because globally disabled"
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mwan3_flush_conntrack "$INTERFACE" "$ACTION"
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exit 0
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}
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$IPT4 -S mwan3_hook &>/dev/null || {
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mwan3_unlock "$ACTION" "$INTERFACE"
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LOG warn "hotplug called on $INTERFACE before mwan3 has been set up"
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exit 0
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}
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mwan3_init
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mwan3_set_connected_iptables
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mwan3_set_custom_ipset
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[ "$MWAN3_STARTUP" = 1 ] || {
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mwan3_set_connected_iptables
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mwan3_set_custom_ipset
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}
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if [ "$MWAN3_STARTUP" != 1 ]; then
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mwan3_set_user_iface_rules $INTERFACE $DEVICE
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fi
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config_get initial_state $INTERFACE initial_state "online"
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config_get_bool enabled $INTERFACE 'enabled' '0'
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[ "${enabled}" -eq 1 ] || {
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mwan3_unlock "$ACTION" "$INTERFACE"
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_unlock "$ACTION" "$INTERFACE"
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LOG notice "mwan3 hotplug on $INTERFACE not called because interface disabled"
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exit 0
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}
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if [ "$ACTION" = "ifup" ]; then
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config_get family $INTERFACE family ipv4
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if [ "$family" = "ipv4" ]; then
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ubus call network.interface.${INTERFACE}_4 status &>/dev/null
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if [ "$?" -eq "0" ]; then
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network_get_ipaddr src_ip ${INTERFACE}_4
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else
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network_get_ipaddr src_ip ${INTERFACE}
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fi
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[ -n "$src_ip" ] || src_ip="0.0.0.0"
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elif [ "$family" = "ipv6" ]; then
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ubus call network.interface.${INTERFACE}_6 status &>/dev/null
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if [ "$?" -eq "0" ]; then
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network_get_ipaddr6 src_ip ${INTERFACE}_6
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else
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network_get_ipaddr6 src_ip ${INTERFACE}
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fi
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[ -n "$src_ip" ] || src_ip="::"
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fi
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fi
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trackpid=$(pgrep -f "mwan3track $INTERFACE ")
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if [ "$initial_state" = "offline" ]; then
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json_load "$(ubus call mwan3 status '{"section":"interfaces"}')"
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json_select "interfaces"
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json_select "${INTERFACE}"
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json_get_var running running
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json_get_var status status
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status=$(cat $MWAN3TRACK_STATUS_DIR/$INTERFACE/STATUS 2>/dev/null || echo unknown)
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else
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status=online
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running=1
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fi
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$LOG notice "Execute "$ACTION" event on interface $INTERFACE (${DEVICE:-unknown})"
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[ -z "$TRUE_INTERFACE" ] && mwan3_get_true_iface TRUE_INTERFACE $INTERFACE
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binary_status=$status
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[ "$binary_status" = "online" ] || binary_status=offline
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LOG notice "Execute "$ACTION" event on interface $INTERFACE (${DEVICE:-unknown})"
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case "$ACTION" in
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ifup)
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mwan3_set_general_rules
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mwan3_set_general_iptables
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ifup|connected)
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mwan3_create_iface_iptables $INTERFACE $DEVICE
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mwan3_create_iface_rules $INTERFACE $DEVICE
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mwan3_create_iface_route $INTERFACE $DEVICE
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if [ "${running}" -eq 1 ] && [ "${status}" = "online" ]; then
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$LOG notice "Starting tracker on interface $INTERFACE (${DEVICE:-unknown})"
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mwan3_set_iface_hotplug_state $INTERFACE "online"
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mwan3_track $INTERFACE $DEVICE "online" "$src_ip"
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[ "$MWAN3_STARTUP" != 1 ] && mwan3_add_non_default_iface_route $INTERFACE $DEVICE
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mwan3_set_iface_hotplug_state $INTERFACE "$binary_status"
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mwan3_get_src_ip src_ip "$TRUE_INTERFACE"
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if [ -n "${trackpid}" ]; then
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device_pid=$(pgrep -f "mwan3track $INTERFACE $DEVICE ")
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if [ "$device_pid" = "$trackpid" ]; then
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[ "$ACTION" = ifup ] && kill -USR2 "$trackpid"
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else
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mwan3_track $INTERFACE $DEVICE "$binary_status" "$src_ip"
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LOG notice "Restarted tracker [$!] on interface $INTERFACE (${DEVICE:-unknown})"
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fi
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else
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$LOG notice "Starting tracker on interface $INTERFACE (${DEVICE:-unknown})"
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mwan3_set_iface_hotplug_state $INTERFACE "offline"
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mwan3_track $INTERFACE $DEVICE "offline" "$src_ip"
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mwan3_track $INTERFACE $DEVICE "$binary_status" "$src_ip"
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LOG notice "Started tracker [$!] on interface $INTERFACE (${DEVICE:-unknown})"
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fi
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mwan3_set_policies_iptables
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mwan3_set_user_rules
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[ "$MWAN3_STARTUP" != 1 ] && [ "$binary_status" == "online" ] && mwan3_set_policies_iptables
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;;
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ifdown)
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ifdown|disconnected)
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mwan3_set_iface_hotplug_state $INTERFACE "offline"
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mwan3_delete_iface_ipset_entries $INTERFACE
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mwan3_track_signal $INTERFACE $DEVICE
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mwan3_delete_iface_rules $INTERFACE
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mwan3_delete_iface_route $INTERFACE
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mwan3_delete_iface_iptables $INTERFACE
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if [ "$ACTION" = "ifdown" ]; then
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[ -n "$trackpid" ] && kill -USR1 "$trackpid"
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fi
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mwan3_set_policies_iptables
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mwan3_set_user_rules
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;;
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esac
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mwan3_unlock "$ACTION" "$INTERFACE"
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_unlock "$ACTION" "$INTERFACE"
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exit 0
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@ -1,27 +0,0 @@
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#!/bin/sh
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. /lib/functions.sh
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. /lib/functions/network.sh
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. /lib/mwan3/mwan3.sh
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mwan3_lock "$ACTION" "mwan3rtmon"
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config_load mwan3
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config_get_bool enabled globals 'enabled' '0'
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[ "${enabled}" -gt 0 ] || {
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mwan3_unlock "$ACTION" "mwan3rtmon"
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exit 0
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}
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if [ "$ACTION" = "ifup" ]; then
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mwan3_rtmon
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fi
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config_get_bool enabled "$INTERFACE" 'enabled' '0'
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[ "${enabled}" -eq 0 ] || {
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mwan3_flush_conntrack "$INTERFACE" "$ACTION"
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}
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mwan3_unlock "$ACTION" "mwan3rtmon"
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exit 0
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@ -4,22 +4,22 @@
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. /lib/functions.sh
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. /lib/mwan3/mwan3.sh
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mwan3_lock "$ACTION" "user"
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_lock "$ACTION" "$DEVICE-user"
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config_load mwan3
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config_get_bool enabled globals 'enabled' '0'
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[ "${enabled}" -gt 0 ] || {
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mwan3_unlock "$ACTION" "user"
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_unlock "$ACTION" "$DEVICE-user"
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exit 0
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}
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config_get_bool enabled "$INTERFACE" enabled 0
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[ "${enabled}" -eq 1 ] || {
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mwan3_unlock "$ACTION" "user"
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_unlock "$ACTION" "$DEVICE-user"
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exit 0
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}
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mwan3_unlock "$ACTION" "user"
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[ "$MWAN3_STARTUP" = 1 ] || mwan3_unlock "$ACTION" "$DEVICE-user"
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env -i ACTION="$ACTION" INTERFACE="$INTERFACE" DEVICE="$DEVICE" \
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/bin/sh /etc/mwan3.user
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@ -5,8 +5,9 @@ USE_PROCD=1
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boot() {
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. /lib/config/uci.sh
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uci_toggle_state mwan3 globals enabled "1"
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mwan3_boot=1
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# disabled until mwan3 start runs so hotplug scripts
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# do not start prematurely
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uci_toggle_state mwan3 globals enabled "0"
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rc_procd start_service
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}
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@ -20,7 +21,6 @@ reload_service() {
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}
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start_service() {
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[ -n "${mwan3_boot}" ] && return 0
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/usr/sbin/mwan3 start 1000>&-
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}
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@ -4,3 +4,14 @@ get_uptime() {
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local uptime=$(cat /proc/uptime)
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echo "${uptime%%.*}"
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}
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SCRIPTNAME="$(basename "$0")"
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LOG()
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{
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local facility=$1; shift
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# in development, we want to show 'debug' level logs
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# when this release is out of beta, the comment in the line below
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# should be removed
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[ "$facility" = "debug" ] && return
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logger -t "$SCRIPTNAME[$$]" -p $facility "$*"
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}
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File diff suppressed because it is too large
Load diff
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@ -4,6 +4,7 @@
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. /usr/share/libubox/jshn.sh
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. /lib/functions/network.sh
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. /lib/mwan3/mwan3.sh
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. /lib/mwan3/common.sh
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help()
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{
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@ -37,52 +38,64 @@ ifdown()
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ACTION=ifdown INTERFACE=$1 /sbin/hotplug-call iface
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kill $(pgrep -f "mwan3track $1 $2") &> /dev/null
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kill $(pgrep -f "mwan3track $1 ") &> /dev/null
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mwan3_track_clean $1
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}
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ifup()
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{
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local device enabled up l3_device status
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mwan3_lock "command" "mwan3"
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config_load mwan3
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config_get_bool enabled globals 'enabled' 0
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[ ${enabled} -gt 0 ] || {
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echo "The service mwan3 is global disabled."
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echo "Please execute \"/etc/init.d/mwan3 start\" first."
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mwan3_unlock "command" "mwan3"
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exit 1
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}
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local device enabled up l3_device status interface true_iface
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if [ -z "$1" ]; then
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echo "Expecting interface. Usage: mwan3 ifup <interface>"
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mwan3_unlock "command" "mwan3"
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exit 0
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fi
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if [ -n "$2" ]; then
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echo "Too many arguments. Usage: mwan3 ifup <interface>"
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mwan3_unlock "command" "mwan3"
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exit 0
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fi
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config_get enabled "$1" enabled 0
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mwan3_unlock "command" "mwan3"
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interface=$1
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if [ "${MWAN3_STARTUP}" != 1 ]; then
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# It is not necessary to obtain a lock here, because it is obtained in the hotplug
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# script, but we still want to do the check to print a useful error message
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config_load mwan3
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config_get_bool enabled globals 'enabled' 0
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[ ${enabled} -gt 0 ] || {
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echo "The service mwan3 is global disabled."
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echo "Please execute \"/etc/init.d/mwan3 start\" first."
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exit 1
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}
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else
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enabled=1
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fi
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mwan3_get_true_iface true_iface $interface
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status=$(ubus -S call network.interface.$true_iface status)
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status=$(ubus -S call network.interface.$1 status)
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[ -n "$status" ] && {
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json_load "$status"
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json_get_vars up l3_device
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}
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hotplug_startup()
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{
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MWAN3_STARTUP=$MWAN3_STARTUP ACTION=ifup INTERFACE=$interface DEVICE=$l3_device TRUE_INTERFACE=$true_iface sh /etc/hotplug.d/iface/15-mwan3
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MWAN3_STARTUP=$MWAN3_STARTUP ACTION=ifup INTERFACE=$interface DEVICE=$l3_device TRUE_INTERFACE=$true_iface sh /etc/hotplug.d/iface/16-mwan3-user
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}
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if [ "$up" = "1" ] \
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&& [ -n "$l3_device" ] \
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&& [ "$enabled" = "1" ]; then
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ACTION=ifup INTERFACE=$1 DEVICE=$l3_device /sbin/hotplug-call iface
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if [ "$up" != "1" ] || [ -z "$l3_device" ] || [ "$enabled" != "1" ]; then
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return
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fi
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if [ "${MWAN3_STARTUP}" = 1 ]; then
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hotplug_startup &
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hotplug_pids="$hotplug_pids $!"
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else
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hotplug_startup
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fi
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}
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interfaces()
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@ -137,67 +150,78 @@ status()
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start()
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{
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local enabled
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local enabled hotplug_pids MWAN3_STARTUP
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MWAN3_STARTUP=1
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mwan3_lock "command" "mwan3"
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uci_toggle_state mwan3 globals enabled "1"
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mwan3_unlock "command" "mwan3"
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config_load mwan3
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mwan3_update_iface_to_table
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mwan3_set_connected_iptables
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mwan3_set_custom_ipset
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mwan3_set_general_rules
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mwan3_set_general_iptables
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config_foreach ifup interface
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wait $hotplug_pids
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mwan3_add_all_nondefault_routes
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mwan3_set_policies_iptables
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mwan3_set_user_rules
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mwan3_unlock "command" "mwan3"
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mwan3_rtmon
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unset MWAN3_STARTUP
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}
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stop()
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{
|
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local ipset route rule table IP IPT pid
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local ipset rule IP IPTR IPT kill_pid family table tid
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mwan3_lock "command" "mwan3"
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uci_toggle_state mwan3 globals enabled "0"
|
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for pid in $(pgrep -f "mwan3rtmon"); do
|
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kill -TERM "$pid" > /dev/null 2>&1
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done
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{
|
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kill -TERM $(pgrep -f "mwan3rtmon") > /dev/null 2>&1
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kill -TERM $(pgrep -f "mwan3track") > /dev/null 2>&1
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for pid in $(pgrep -f "mwan3track"); do
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kill -TERM "$pid" > /dev/null 2>&1
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done
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sleep 1
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for pid in $(pgrep -f "mwan3rtmon"); do
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kill -KILL "$pid" > /dev/null 2>&1
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done
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for pid in $(pgrep -f "mwan3track"); do
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kill -KILL "$pid" > /dev/null 2>&1
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done
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sleep 1
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kill -KILL $(pgrep -f "mwan3rtmon") > /dev/null 2>&1
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kill -KILL $(pgrep -f "mwan3track") > /dev/null 2>&1
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} &
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kill_pid=$!
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config_load mwan3
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config_foreach mwan3_track_clean interface
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||||
|
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for IP in "$IP4" "$IP6"; do
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[ "$IP" = "$IP6" ] && [ $NO_IPV6 -ne 0 ] && continue
|
||||
for route in $(seq 1 $MWAN3_INTERFACE_MAX); do
|
||||
$IP route flush table $route &> /dev/null
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for family in ipv4 ipv6; do
|
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if [ "$family" = "ipv4" ]; then
|
||||
IPT="$IPT4"
|
||||
IPTR="$IPT4R"
|
||||
IP="$IP4"
|
||||
elif [ "$family" = "ipv6" ]; then
|
||||
[ $NO_IPV6 -ne 0 ] && continue
|
||||
IPT="$IPT6"
|
||||
IPTR="$IPT6R"
|
||||
IP="$IP6"
|
||||
fi
|
||||
|
||||
for tid in $(ip route list table all | sed -ne 's/.*table \([0-9]\+\).*/\1/p'|sort -u); do
|
||||
[ $tid -gt $MWAN3_INTERFACE_MAX ] && continue
|
||||
$IP route flush table $tid &> /dev/null
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done
|
||||
|
||||
for rule in $($IP rule list | egrep '^[1-2][0-9]{3}\:' | cut -d ':' -f 1); do
|
||||
$IP rule del pref $rule &> /dev/null
|
||||
done
|
||||
done
|
||||
|
||||
for IPT in "$IPT4" "$IPT6"; do
|
||||
[ "$IPT" = "$IPT6" ] && [ $NO_IPV6 -ne 0 ] && continue
|
||||
$IPT -D PREROUTING -j mwan3_hook &> /dev/null
|
||||
$IPT -D OUTPUT -j mwan3_hook &> /dev/null
|
||||
|
||||
for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
|
||||
$IPT -F $table &> /dev/null
|
||||
done
|
||||
|
||||
for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
|
||||
$IPT -X $table &> /dev/null
|
||||
done
|
||||
table="$($IPT -S)"
|
||||
{
|
||||
echo "*mangle";
|
||||
[ -z "${table##*PREROUTING -j mwan3_hook*}" ] && echo "-D PREROUTING -j mwan3_hook"
|
||||
[ -z "${table##*OUTPUT -j mwan3_hook*}" ] && echo "-D OUTPUT -j mwan3_hook"
|
||||
echo "$table" | awk '{print "-F "$2}' | grep mwan3 | sort -u
|
||||
echo "$table" | awk '{print "-X "$2}' | grep mwan3 | sort -u
|
||||
echo "COMMIT"
|
||||
} | $IPTR
|
||||
done
|
||||
|
||||
for ipset in $($IPS -n list | grep mwan3_); do
|
||||
|
|
@ -208,9 +232,19 @@ stop()
|
|||
$IPS -q destroy $ipset
|
||||
done
|
||||
|
||||
if ! pgrep -f "mwan3track" >/dev/null && ! pgrep -f "mwan3rtmon" >/dev/null; then
|
||||
# mwan3track has already exited, no need to send
|
||||
# TERM signal
|
||||
kill $kill_pid 2>/dev/null
|
||||
else
|
||||
# mwan3track has not exited, wait for the killer
|
||||
# to do its work
|
||||
wait $kill_pid
|
||||
fi
|
||||
rm -rf $MWAN3_STATUS_DIR $MWAN3TRACK_STATUS_DIR
|
||||
|
||||
mwan3_unlock "command" "mwan3"
|
||||
|
||||
rm -rf $MWAN3_STATUS_DIR $MWAN3TRACK_STATUS_DIR
|
||||
}
|
||||
|
||||
restart() {
|
||||
|
|
|
|||
|
|
@ -1,38 +1,110 @@
|
|||
#!/bin/sh
|
||||
|
||||
. /lib/functions.sh
|
||||
. /lib/functions/network.sh
|
||||
. /lib/mwan3/mwan3.sh
|
||||
. /lib/mwan3/common.sh
|
||||
|
||||
LOG="logger -t $(basename "$0")[$$] -p"
|
||||
mwan3_rtmon_route_handle()
|
||||
{
|
||||
config_load mwan3
|
||||
local section action route_line family tbl device metric tos dst line
|
||||
local route_device tid
|
||||
route_line=${1##"Deleted "}
|
||||
route_family=$2
|
||||
|
||||
clean_up() {
|
||||
$LOG notice "Stopping mwan3rtmon..."
|
||||
exit 0
|
||||
if [ "$route_family" = "ipv4" ]; then
|
||||
IP="$IP4"
|
||||
elif [ "$route_family" = "ipv6" ] && [ $NO_IPV6 -eq 0 ]; then
|
||||
IP="$IP6"
|
||||
else
|
||||
return
|
||||
fi
|
||||
|
||||
if [ "$route_line" == "$1" ]; then
|
||||
action="add"
|
||||
else
|
||||
action="del"
|
||||
fi
|
||||
|
||||
# never add default route lines, since this is handled elsewhere
|
||||
[ -z "${route_line##default*}" ] && return
|
||||
[ -z "${route_line##::/0*}" ] && return
|
||||
route_line=${route_line%% linkdown*}
|
||||
route_line=${route_line%% unreachable*}
|
||||
mwan3_update_dev_to_table
|
||||
mwan3_route_line_dev "tid" "$route_line" "$route_family"
|
||||
handle_route() {
|
||||
tbl=$($IP route list table $tid)
|
||||
if [ $action = "add" ]; then
|
||||
echo "$tbl" | grep -q "^default\|^::/0" || return
|
||||
else
|
||||
[ -z "$tbl" ] && return
|
||||
fi
|
||||
# check that action needs to be performed. May not need to take action if:
|
||||
# Got a route update on ipv6 where route is already in the table
|
||||
# Got a delete event, but table was already flushed
|
||||
|
||||
[ $action = "add" ] && [ -z "${tbl##*$route_line*}" ] && return
|
||||
[ $action = "del" ] && [ -n "${tbl##*$route_line*}" ] && return
|
||||
network_get_device device "$section"
|
||||
LOG debug "adjusting route $device: $IP route "$action" table $tid $route_line"
|
||||
$IP route "$action" table $tid $route_line ||
|
||||
LOG warn "failed: $IP route $action table $tid $route_line"
|
||||
}
|
||||
handle_route_cb(){
|
||||
let tid++
|
||||
config_get family "$section" family ipv4
|
||||
[ "$family" != "$route_family" ] && return
|
||||
handle_route
|
||||
}
|
||||
|
||||
if [ $action = "add" ]; then
|
||||
## handle old routes from 'change' or 'replace'
|
||||
metric=${route_line##*metric }
|
||||
[ "$metric" = "$route_line" ] && unset metric || metric=${metric%% *}
|
||||
|
||||
tos=${route_line##*tos }
|
||||
[ "$tos" = "$route_line" ] && unset tos || tos=${tos%% *}
|
||||
|
||||
dst=${route_line%% *}
|
||||
grep_line="$dst ${tos:+tos $tos}.*table [0-9].*${metric:+metric $metric}"
|
||||
$IP route list table all | grep "$grep_line" | while read line; do
|
||||
tbl=${line##*table }
|
||||
tbl=${tbl%% *}
|
||||
[ $tbl -gt $MWAN3_INTERFACE_MAX ] && continue
|
||||
LOG debug "removing route on ip route change/replace: $line"
|
||||
$IP route del $line
|
||||
done
|
||||
fi
|
||||
|
||||
if [ -n "$tid" ]; then
|
||||
handle_route
|
||||
else
|
||||
config_foreach handle_route_cb interface
|
||||
fi
|
||||
}
|
||||
|
||||
rtchange() {
|
||||
$LOG info "Detect rtchange event."
|
||||
}
|
||||
|
||||
main() {
|
||||
local rtmon_interval
|
||||
trap clean_up TERM
|
||||
trap rtchange USR1
|
||||
main()
|
||||
{
|
||||
local IP family
|
||||
|
||||
config_load mwan3
|
||||
config_get rtmon_interval globals rtmon_interval '5'
|
||||
family=$1
|
||||
[ -z $family ] && family=ipv4
|
||||
if [ "$family" = ipv6 ]; then
|
||||
IP="$IP6"
|
||||
else
|
||||
IP="$IP4"
|
||||
fi
|
||||
mwan3_init
|
||||
|
||||
sleep 3
|
||||
while true; do
|
||||
$IP monitor route | while read line; do
|
||||
[ -z "${line##*table*}" ] && continue
|
||||
LOG debug "handling route update $family $line"
|
||||
mwan3_lock "service" "mwan3rtmon"
|
||||
mwan3_rtmon_ipv4 || mwan3_rtmon_ipv6
|
||||
ret=$?
|
||||
mwan3_rtmon_route_handle "$line" "$family"
|
||||
mwan3_unlock "service" "mwan3rtmon"
|
||||
[ "$ret" = "0" ] || break
|
||||
[ "$rtmon_interval" = "0" ] && break
|
||||
sleep "$rtmon_interval" &
|
||||
wait
|
||||
done
|
||||
}
|
||||
|
||||
main "$@"
|
||||
|
|
|
|||
|
|
@ -3,60 +3,107 @@
|
|||
. /lib/functions.sh
|
||||
. /lib/mwan3/common.sh
|
||||
|
||||
LOG="logger -t $(basename "$0")[$$] -p"
|
||||
INTERFACE=""
|
||||
DEVICE=""
|
||||
PING="/bin/ping"
|
||||
|
||||
IFDOWN_EVENT=0
|
||||
IFUP_EVENT=0
|
||||
|
||||
clean_up() {
|
||||
$LOG notice "Stopping mwan3track for interface \"${INTERFACE}\""
|
||||
LOG notice "Stopping mwan3track for interface \"${INTERFACE}\""
|
||||
exit 0
|
||||
}
|
||||
|
||||
if_down() {
|
||||
$LOG info "Detect ifdown event on interface ${INTERFACE} (${DEVICE})"
|
||||
LOG info "Detect ifdown event on interface ${INTERFACE} (${DEVICE})"
|
||||
IFDOWN_EVENT=1
|
||||
}
|
||||
|
||||
if_up() {
|
||||
LOG info "Detect ifup event on interface ${INTERFACE} (${DEVICE})"
|
||||
IFUP_EVENT=1
|
||||
}
|
||||
|
||||
validate_track_method() {
|
||||
case "$1" in
|
||||
ping)
|
||||
command -v ping 1>/dev/null 2>&1 || {
|
||||
$LOG warn "Missing ping. Please install iputils-ping package or enable ping util and recompile busybox."
|
||||
[ -x "$PING" ] || {
|
||||
LOG warn "Missing ping. Please enable ping util and recompile busybox."
|
||||
return 1
|
||||
}
|
||||
;;
|
||||
arping)
|
||||
command -v arping 1>/dev/null 2>&1 || {
|
||||
$LOG warn "Missing arping. Please install iputils-arping package."
|
||||
LOG warn "Missing arping. Please install iputils-arping package."
|
||||
return 1
|
||||
}
|
||||
;;
|
||||
httping)
|
||||
command -v httping 1>/dev/null 2>&1 || {
|
||||
$LOG warn "Missing httping. Please install httping package."
|
||||
LOG warn "Missing httping. Please install httping package."
|
||||
return 1
|
||||
}
|
||||
[ -n "$2" -a "$2" != "0.0.0.0" -a "$2" != "::" ] || {
|
||||
$LOG warn "Cannot determine source IP for the interface which is required by httping."
|
||||
LOG warn "Cannot determine source IP for the interface which is required by httping."
|
||||
return 1
|
||||
}
|
||||
;;
|
||||
nping-*)
|
||||
command -v nping 1>/dev/null 2>&1 || {
|
||||
$LOG warn "Missing nping. Please install nping package."
|
||||
LOG warn "Missing nping. Please install nping package."
|
||||
return 1
|
||||
}
|
||||
;;
|
||||
*)
|
||||
$LOG warn "Unsupported tracking method: $track_method"
|
||||
LOG warn "Unsupported tracking method: $track_method"
|
||||
return 2
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
disconnected() {
|
||||
echo "offline" > /var/run/mwan3track/$INTERFACE/STATUS
|
||||
echo "$(get_uptime)" > /var/run/mwan3track/$INTERFACE/OFFLINE
|
||||
echo "0" > /var/run/mwan3track/$INTERFACE/ONLINE
|
||||
score=0
|
||||
[ "$1" == 1 ] && return
|
||||
LOG notice "Interface $INTERFACE ($DEVICE) is offline"
|
||||
env -i ACTION="disconnected" INTERFACE="$INTERFACE" DEVICE="$DEVICE" /sbin/hotplug-call iface
|
||||
}
|
||||
|
||||
connected() {
|
||||
echo "online" > /var/run/mwan3track/$INTERFACE/STATUS
|
||||
echo "0" > /var/run/mwan3track/$INTERFACE/OFFLINE
|
||||
echo "$(get_uptime)" > /var/run/mwan3track/$INTERFACE/ONLINE
|
||||
host_up_count=0
|
||||
lost=0
|
||||
turn=0
|
||||
loss=0
|
||||
[ "$1" == 1 ] && return
|
||||
LOG notice "Interface $INTERFACE ($DEVICE) is online"
|
||||
env -i ACTION="connected" INTERFACE="$INTERFACE" DEVICE="$DEVICE" /sbin/hotplug-call iface
|
||||
}
|
||||
|
||||
firstconnect() {
|
||||
if [ "$STATUS" = "offline" ]; then
|
||||
disconnected 1
|
||||
else
|
||||
connected 1
|
||||
fi
|
||||
}
|
||||
|
||||
update_status() {
|
||||
local status track_ip
|
||||
track_ip=$1
|
||||
status=$2
|
||||
|
||||
echo "$1" > /var/run/mwan3track/$INTERFACE/TRACK_${track_ip}
|
||||
[ -z "$3" ] && return
|
||||
echo "$3" > /var/run/mwan3track/$INTERFACE/LATENCY_${track_ip}
|
||||
echo "$4" > /var/run/mwan3track/$INTERFACE/LOSS_${track_ip}
|
||||
}
|
||||
|
||||
main() {
|
||||
local reliability count timeout interval failure_interval
|
||||
local recovery_interval down up size
|
||||
|
|
@ -70,64 +117,49 @@ main() {
|
|||
DEVICE=$2
|
||||
STATUS=$3
|
||||
SRC_IP=$4
|
||||
mkdir -p /var/run/mwan3track/$1
|
||||
mkdir -p /var/run/mwan3track/$INTERFACE
|
||||
trap clean_up TERM
|
||||
trap if_down USR1
|
||||
trap if_up USR2
|
||||
|
||||
config_load mwan3
|
||||
config_get track_method $1 track_method ping
|
||||
config_get_bool httping_ssl $1 httping_ssl 0
|
||||
config_get track_method $INTERFACE track_method ping
|
||||
config_get_bool httping_ssl $INTERFACE httping_ssl 0
|
||||
validate_track_method $track_method $SRC_IP || {
|
||||
track_method=ping
|
||||
if validate_track_method $track_method; then
|
||||
$LOG warn "Using ping to track interface $INTERFACE avaliability"
|
||||
LOG warn "Using ping to track interface $INTERFACE avaliability"
|
||||
else
|
||||
$LOG err "No track method avaliable"
|
||||
LOG err "No track method avaliable"
|
||||
exit 1
|
||||
fi
|
||||
}
|
||||
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
|
||||
config_get size $1 size 56
|
||||
config_get max_ttl $1 max_ttl 60
|
||||
config_get failure_interval $1 failure_interval $interval
|
||||
config_get_bool keep_failure_interval $1 keep_failure_interval 0
|
||||
config_get recovery_interval $1 recovery_interval $interval
|
||||
config_get_bool check_quality $1 check_quality 0
|
||||
config_get failure_latency $1 failure_latency 1000
|
||||
config_get recovery_latency $1 recovery_latency 500
|
||||
config_get failure_loss $1 failure_loss 40
|
||||
config_get recovery_loss $1 recovery_loss 10
|
||||
config_get reliability $INTERFACE reliability 1
|
||||
config_get count $INTERFACE count 1
|
||||
config_get timeout $INTERFACE timeout 4
|
||||
config_get interval $INTERFACE interval 10
|
||||
config_get down $INTERFACE down 5
|
||||
config_get up $INTERFACE up 5
|
||||
config_get size $INTERFACE size 56
|
||||
config_get max_ttl $INTERFACE max_ttl 60
|
||||
config_get failure_interval $INTERFACE failure_interval $interval
|
||||
config_get_bool keep_failure_interval $INTERFACE keep_failure_interval 0
|
||||
config_get recovery_interval $INTERFACE recovery_interval $interval
|
||||
config_get_bool check_quality $INTERFACE check_quality 0
|
||||
config_get failure_latency $INTERFACE failure_latency 1000
|
||||
config_get recovery_latency $INTERFACE recovery_latency 500
|
||||
config_get failure_loss $INTERFACE failure_loss 40
|
||||
config_get recovery_loss $INTERFACE recovery_loss 10
|
||||
|
||||
local score=$(($down+$up))
|
||||
local track_ips=$(echo $* | cut -d ' ' -f 5-99)
|
||||
local host_up_count=0
|
||||
local lost=0
|
||||
local sleep_time=0
|
||||
local turn=0
|
||||
local result
|
||||
local ping_protocol=4
|
||||
local ping_result
|
||||
local ping_result_raw
|
||||
local ping_status
|
||||
local loss=0
|
||||
local latency=0
|
||||
local sleep_time result ping_result ping_result_raw ping_status loss latency
|
||||
|
||||
if [ "$STATUS" = "offline" ]; then
|
||||
echo "offline" > /var/run/mwan3track/$1/STATUS
|
||||
echo "0" > /var/run/mwan3track/$1/ONLINE
|
||||
echo "$(get_uptime)" > /var/run/mwan3track/$1/OFFLINE
|
||||
score=0
|
||||
else
|
||||
echo "online" > /var/run/mwan3track/$1/STATUS
|
||||
echo "0" > /var/run/mwan3track/$1/OFFLINE
|
||||
echo "$(get_uptime)" > /var/run/mwan3track/$1/ONLINE
|
||||
env -i ACTION="connected" INTERFACE="$1" DEVICE="$2" /sbin/hotplug-call iface
|
||||
fi
|
||||
firstconnect
|
||||
while true; do
|
||||
|
||||
sleep_time=$interval
|
||||
|
|
@ -139,16 +171,16 @@ main() {
|
|||
# pinging IPv6 hosts with an interface is troublesome
|
||||
# https://bugs.openwrt.org/index.php?do=details&task_id=2897
|
||||
# so get the IP address of the interface and use that instead
|
||||
if echo $track_ip | grep -q ':'; then
|
||||
ADDR=$(ip -6 addr ls dev "$DEVICE" | sed -ne '/\/128/d' -e 's/ *inet6 \([^ \/]*\).* scope global.*/\1/p' | head -n1)
|
||||
[ -z "$ADDR" ] && ADDR=$(ip -6 addr ls dev "$DEVICE" | sed -ne 's/ *inet6 \([^ \/]*\).* scope global.*/\1/p')
|
||||
if [ -z ${track_ip##*:*} ]; then
|
||||
ping_protocol=6
|
||||
else
|
||||
unset SRC_IP
|
||||
fi
|
||||
if [ $check_quality -eq 0 ]; then
|
||||
$PING -$ping_protocol -I ${ADDR:-$DEVICE} -c $count -W $timeout -s $size -t $max_ttl -q $track_ip &> /dev/null
|
||||
$PING -$ping_protocol -I ${SRC_IP:-$DEVICE} -c $count -W $timeout -s $size -t $max_ttl -q $track_ip &> /dev/null
|
||||
result=$?
|
||||
else
|
||||
ping_result_raw="$($PING -$ping_protocol -I ${ADDR:-$DEVICE} -c $count -W $timeout -s $size -t $max_ttl -q $track_ip 2>/dev/null)"
|
||||
ping_result_raw="$($PING -$ping_protocol -I ${SRC_IP:-$DEVICE} -c $count -W $timeout -s $size -t $max_ttl -q $track_ip 2>/dev/null)"
|
||||
ping_status=$?
|
||||
ping_result=$(echo "$ping_result_raw" | tail -n2)
|
||||
loss="$(echo "$ping_result" | grep "packet loss" | cut -d "," -f3 | awk '{print $1}' | sed -e 's/%//')"
|
||||
|
|
@ -188,42 +220,40 @@ main() {
|
|||
if [ $check_quality -eq 0 ]; then
|
||||
if [ $result -eq 0 ]; then
|
||||
let host_up_count++
|
||||
echo "up" > /var/run/mwan3track/$1/TRACK_${track_ip}
|
||||
update_status "$track_ip" "up"
|
||||
|
||||
if [ $score -le $up ]; then
|
||||
$LOG info "Check ($track_method) success for target \"$track_ip\" on interface $1 ($2)"
|
||||
LOG info "Check ($track_method) success for target \"$track_ip\" on interface $INTERFACE ($DEVICE). Current score: $score"
|
||||
fi
|
||||
else
|
||||
let lost++
|
||||
echo "down" > /var/run/mwan3track/$1/TRACK_${track_ip}
|
||||
update_status "$track_ip" "down"
|
||||
|
||||
if [ $score -gt $up ]; then
|
||||
$LOG info "Check ($track_method) failed for target \"$track_ip\" on interface $1 ($2)"
|
||||
LOG info "Check ($track_method) failed for target \"$track_ip\" on interface $INTERFACE ($DEVICE). Current score: $score"
|
||||
fi
|
||||
fi
|
||||
else
|
||||
if [ "$loss" -ge "$failure_loss" -o "$latency" -ge "$failure_latency" ]; then
|
||||
let lost++
|
||||
echo "down" > /var/run/mwan3track/$1/TRACK_${track_ip}
|
||||
echo "$latency" > /var/run/mwan3track/$1/LATENCY_${track_ip}
|
||||
echo "$loss" > /var/run/mwan3track/$1/LOSS_${track_ip}
|
||||
update_status "$track_ip" "down" $latency $loss
|
||||
|
||||
if [ $score -gt $up ]; then
|
||||
$LOG info "Check (${track_method}: latency=${latency}ms loss=${loss}%) failed for target \"$track_ip\" on interface $1 ($2)"
|
||||
LOG info "Check (${track_method}: latency=${latency}ms loss=${loss}%) failed for target \"$track_ip\" on interface $INTERFACE ($DEVICE). Current score: $score"
|
||||
fi
|
||||
elif [ "$loss" -le "$recovery_loss" -a "$latency" -le "$recovery_latency" ]; then
|
||||
let host_up_count++
|
||||
echo "up" > /var/run/mwan3track/$1/TRACK_${track_ip}
|
||||
echo "$latency" > /var/run/mwan3track/$1/LATENCY_${track_ip}
|
||||
echo "$loss" > /var/run/mwan3track/$1/LOSS_${track_ip}
|
||||
update_status "$track_ip" "up" $latency $loss
|
||||
|
||||
if [ $score -le $up ]; then
|
||||
$LOG info "Check (${track_method}: latency=${latency}ms loss=${loss}%) success for target \"$track_ip\" on interface $1 ($2)"
|
||||
LOG info "Check (${track_method}: latency=${latency}ms loss=${loss}%) success for target \"$track_ip\" on interface $INTERFACE ($DEVICE). Current score: $score"
|
||||
fi
|
||||
else
|
||||
echo "skipped" > /var/run/mwan3track/$1/TRACK_${track_ip}
|
||||
echo "skipped" > /var/run/mwan3track/$INTERFACE/TRACK_${track_ip}
|
||||
fi
|
||||
fi
|
||||
else
|
||||
echo "skipped" > /var/run/mwan3track/$1/TRACK_${track_ip}
|
||||
echo "skipped" > /var/run/mwan3track/$INTERFACE/TRACK_${track_ip}
|
||||
fi
|
||||
done
|
||||
|
||||
|
|
@ -240,53 +270,50 @@ main() {
|
|||
fi
|
||||
|
||||
if [ $score -eq $up ]; then
|
||||
echo "offline" > /var/run/mwan3track/$1/STATUS
|
||||
env -i ACTION=ifdown INTERFACE=$1 DEVICE=$2 /sbin/hotplug-call iface
|
||||
disconnected
|
||||
score=0
|
||||
fi
|
||||
else
|
||||
if [ $score -lt $(($down+$up)) ] && [ $lost -gt 0 ]; then
|
||||
$LOG info "Lost $(($lost*$count)) ping(s) on interface $1 ($2)"
|
||||
LOG info "Lost $(($lost*$count)) ping(s) on interface $INTERFACE ($DEVICE). Current score: $score"
|
||||
fi
|
||||
|
||||
let score++
|
||||
lost=0
|
||||
|
||||
if [ $score -gt $up ]; then
|
||||
echo "online" > /var/run/mwan3track/$1/STATUS
|
||||
echo "online" > /var/run/mwan3track/$INTERFACE/STATUS
|
||||
score=$(($down+$up))
|
||||
elif [ $score -le $up ]; then
|
||||
sleep_time=$recovery_interval
|
||||
fi
|
||||
|
||||
if [ $score -eq $up ]; then
|
||||
$LOG notice "Interface $1 ($2) is online"
|
||||
echo "online" > /var/run/mwan3track/$1/STATUS
|
||||
env -i ACTION=ifup INTERFACE=$1 DEVICE=$2 /sbin/hotplug-call iface
|
||||
exit 0
|
||||
connected $INTERFACE $DEVICE
|
||||
fi
|
||||
fi
|
||||
|
||||
let turn++
|
||||
mkdir -p "/var/run/mwan3track/${1}"
|
||||
echo "${lost}" > /var/run/mwan3track/$1/LOST
|
||||
echo "${score}" > /var/run/mwan3track/$1/SCORE
|
||||
echo "${turn}" > /var/run/mwan3track/$1/TURN
|
||||
echo "$(get_uptime)" > /var/run/mwan3track/$1/TIME
|
||||
echo "${lost}" > /var/run/mwan3track/$INTERFACE/LOST
|
||||
echo "${score}" > /var/run/mwan3track/$INTERFACE/SCORE
|
||||
echo "${turn}" > /var/run/mwan3track/$INTERFACE/TURN
|
||||
echo "$(get_uptime)" > /var/run/mwan3track/$INTERFACE/TIME
|
||||
|
||||
host_up_count=0
|
||||
sleep "${sleep_time}" &
|
||||
wait
|
||||
|
||||
if [ "${IFDOWN_EVENT}" -eq 1 ]; then
|
||||
echo "offline" > /var/run/mwan3track/$1/STATUS
|
||||
echo "$(get_uptime)" > /var/run/mwan3track/$1/OFFLINE
|
||||
echo "0" > /var/run/mwan3track/$1/ONLINE
|
||||
$LOG notice "Interface $1 ($2) is offline"
|
||||
env -i ACTION="disconnected" INTERFACE="$1" DEVICE="$2" /sbin/hotplug-call iface
|
||||
score=0
|
||||
LOG debug "Register ifdown event on interface ${INTERFACE} (${DEVICE})"
|
||||
disconnected 1
|
||||
IFDOWN_EVENT=0
|
||||
fi
|
||||
if [ "${IFUP_EVENT}" -eq 1 ]; then
|
||||
LOG debug "Register ifup event on interface ${INTERFACE} (${DEVICE})"
|
||||
firstconnect
|
||||
IFUP_EVENT=0
|
||||
fi
|
||||
done
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue