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openmptcprouter-feeds/omr-tracker/files/bin/omr-tracker-server
2024-06-24 15:43:13 +02:00

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#!/bin/sh
# vim: set noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 :
name=$0
basename="$(basename $0)"
. /usr/lib/unbound/iptools.sh
export OMR_TRACKER_STATUS
export OMR_TRACKER_STATUS_MSG
_log() {
logger -p daemon.info -t "${basename}" "$@"
}
_post_tracking() {
[ ! -d /usr/share/omr/server-post-tracking.d/ ] && return
for tracker_bin in /usr/share/omr/server-post-tracking.d/*; do
[ -x "$tracker_bin" ] && (
_log() {
logger -t "post-tracking-${tracker_bin##*/}" "$*"
}
. "$tracker_bin" 2>&1
)
done
}
_ping_server() {
local host=$1
ret=$(ping \
-w "$OMR_TRACKER_TIMEOUT" \
-c 1 \
-q \
"${host}"
) && echo "$ret" | grep -sq " 0% packet loss" && {
server_ping=true
}
}
_check_server() {
local host=$1
local port=$2
local k=0
local valid_ip6=$(valid_subnet6 $host)
while [ "$server_ping" = false ] && [ "$k" -le "$retry" ]; do
if [ "$valid_ip6" != "ok" ]; then
ret=$(curl \
--max-time "$OMR_TRACKER_TIMEOUT" \
-s \
-k \
"https://${host}:${port}/"
)
else
ret=$(curl \
--max-time "$OMR_TRACKER_TIMEOUT" \
-s \
-k \
"https://[${host}]:${port}/"
)
fi
[ -n "$ret" ] && server_ping=true
k=$((k+1))
sleep "${intervaltries}"
done
}
_check_server_intf() {
local host=$1
local port=$2
local valid_ip6=$(valid_subnet6 $host)
for intf in $(multipath 2>/dev/null | awk '/default/ {print $1}'); do
local k=0
while [ "$server_ping" = false ] && [ "$k" -le "$retry" ]; do
if [ "$valid_ip6" != "ok" ]; then
ret=$(curl \
--max-time "$OMR_TRACKER_TIMEOUT" \
-s \
-k \
--interface $intf \
"https://${host}:${port}/"
)
else
ret=$(curl \
--max-time "$OMR_TRACKER_TIMEOUT" \
-s \
-k \
"https://[${host}%${intf}]:${port}/"
)
fi
[ -n "$ret" ] && {
server_ping=true
}
k=$((k+1))
sleep "${intervaltries}"
done
done
}
_get_server_name() {
local serverid=$1
local serverip=$2
config_get serveripc $serverid server
if [ "$serveripc" = "$serverip" ]; then
servername=$serverid
fi
}
_disable_current() {
local serv=$1
uci -q set openmptcprouter.${server}.current=0
}
_disable_redir() {
local redir=$1
local serverdisable=$2
local shadowsocks="$3"
config_get serverss $redir server
if [ "$serverss" = "$serverdisable" ]; then
uci -q set ${shadowsocks}.${redir}.disabled=1
fi
}
_enable_redir() {
local redir=$1
local shadowsocks="$2"
config_get serverss $redir server
if [ "$serverss" = "sss${count}" ]; then
uci -q set ${shadowsocks}.${redir}.disabled=0
fi
}
_check_master() {
local name=$1
local count=0
local countips=0
local changes="0"
config_get master $1 master
config_get ip $1 ip
config_get port $1 port "65500"
config_get disabled $1 disabled
serverip=""
[ "$master" = "1" ] && [ -n "$ip" ] && [ "$disabled" != "1" ] && {
check_ip() {
local ipd=$1
server_ping=false
#[ -n "$serverip" ] && [ "$server_ping" = true ] && return
ipresolve="$(resolveip -4 $ipd | head -n 1)"
if [ -n "$ipresolve" ]; then
serverip="$ipresolve"
else
ip6resolve="$(resolveip -6 $ipd | head -n 1)"
[ -n "$ip6resolve" ] && serverip="$ip6resolve"
fi
[ -z "$serverip" ] && return
#_ping_server $serverip
#_check_server $serverip $port
_check_server_intf $serverip $port
[ "$server_ping" = true ] && {
oneserverup="1"
}
countips=$((countips+1))
set_ip
}
set_ip() {
ip="$serverip"
if [ "$server_ping" = true ]; then
if ([ -n "$(uci -q get shadowsocks-libev)" ] && [ "$(uci -q get shadowsocks-libev.sss${count}.server | tr -d '\n')" != "$ip" ]) || ([ -n "$(uci -q get shadowsocks-rust)" ] && [ "$(uci -q get shadowsocks-rust.sss${count}.server | tr -d '\n')" != "$ip" ]) || ([ -n "$(uci -q get openvpn.omr)" ] && [ -z "$(uci -q get openvpn.omr.remote | grep $ip)" ]); then
logger -t "OMR-Tracker-Server" "Master server ${name} up ($ip), set it back"
changes="1"
#logger -t "OMR-Tracker-Server" "$(uci -q get shadowsocks-libev.sss${count}.server | tr -d '\n') - $ip"
uci -q batch <<-EOF >/dev/null
set shadowsocks-libev.sss${count}.server="$ip"
set shadowsocks-rust.sss${count}.server="$ip"
EOF
if [ "$(uci -q get openmptcprouter.settings.proxy)" = "shadowsocks-rust" ]; then
uci -q batch <<-EOF >/dev/null
set shadowsocks-rust.sss${count}.disabled=0
EOF
fi
if [ "$(uci -q get openmptcprouter.settings.proxy)" = "shadowsocks" ]; then
uci -q batch <<-EOF >/dev/null
set shadowsocks-libev.sss${count}.disabled=0
EOF
fi
if [ -z "$(uci -q get openvpn.omr.remote | grep $ip)" ]; then
uci -q batch <<-EOF >/dev/null
add_list openvpn.omr.remote="$ip"
EOF
fi
if [ "$count" -eq "0" ]; then
config_load openmptcprouter
config_foreach _disable_current server
uci -q batch <<-EOF >/dev/null
set xray.omrout.s_vmess_address="$ip"
set xray.omrout.s_vless_address="$ip"
set xray.omrout.s_vless_reality_address="$ip"
set xray.omrout.s_trojan_address="$ip"
set xray.omrout.s_socks_address="$ip"
set xray.omrout.s_shadowsocks_address="$ip"
set v2ray.omrout.s_vmess_address="$ip"
set v2ray.omrout.s_vless_address="$ip"
set v2ray.omrout.s_trojan_address="$ip"
set v2ray.omrout.s_socks_address="$ip"
commit v2ray
commit xray
set glorytun.vpn.host="$ip"
commit glorytun
glorytun-udp.vpn.host="$ip"
commit glorytun
set dsvpn.vpn.host="$ip"
commit dsvpn
set mlvpn.general.host="$ip"
commit mlvpn
del openvpn.omr.remote
add_list openvpn.omr.remote="$ip"
commit openvpn
set openmptcprouter.${name}.current='1'
commit openmptcprouter
EOF
/etc/init.d/openmptcprouter-vps get_openvpn_key $name >/dev/null 2>/dev/null
#/etc/init.d/openmptcprouter-vps restart >/dev/null 2>/dev/null
/etc/init.d/v2ray restart >/dev/null 2>/dev/null
/etc/init.d/xray restart >/dev/null 2>/dev/null
/etc/init.d/glorytun restart >/dev/null 2>/dev/null
/etc/init.d/glorytun-udp restart >/dev/null 2>/dev/null
/etc/init.d/mlvpn restart >/dev/null 2>/dev/null
#/etc/init.d/openvpn restart omr >/dev/null 2>/dev/null
/etc/init.d/dsvpn restart >/dev/null 2>/dev/null
/etc/init.d/mptcpovervpn restart >/dev/null 2>/dev/null
fi
fi
config_load shadowsocks-libev
config_foreach _enable_redir ss_redir "shadowsocks-libev"
config_load shadowsocks-rust
config_foreach _enable_redir ss_redir "shadowsocks-rust"
OMR_TRACKER_STATUS_MSG="Answer to ping and to API check"
mail_alert="$(uci -q get omr-tracker.server.mail_alert)"
#[ -z "$mail_alert" ] && mail_alert="$(uci -q get omr-tracker.defaults.mail_alert)"
[ "$mail_alert" = "1" ] && [ -n "$(uci -q get mail.default.to)" ] && {
OMR_SYSNAME="$(uci -q get system.@system[0].hostname)"
if [ "$(uci -q get omr-tracker.defaults.mail_up_subject)" != "" ] && [ "$(uci -q get omr-tracker.defaults.mail_up_message)" != "" ]; then
mail_subject="$(uci -q get omr-tracker.defaults.mail_up_subject)"
mail_subject=`echo $mail_subject | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
mail_message="$(uci -q get omr-tracker.defaults.mail_up_message)"
mail_message=`echo $mail_message | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
echo -e "Subject: ${mail_subject}\n\n${mail_message}" | sendmail $(uci -q get mail.default.to)
else
echo -e "Subject: $OMR_SYSNAME: Server ${name} (${ip}) is UP\n. The reason is \"$OMR_TRACKER_STATUS_MSG\"." | sendmail $(uci -q get mail.default.to)
fi
}
OMR_TRACKER_STATUS="OK"
script_alert_up="$(uci -q get omr-tracker.proxy.script_alert_up)"
[ -n "$script_alert_up" ] && eval $script_alert_up
count=$((count+1))
else
[ -n "$ip" ] && [ -z "$(logread | tail -n 10 | grep "Master server ${name} down" | grep "$ip")" ] && logger -t "OMR-Tracker-Server" "Master server ${name} down ($ip)"
OMR_TRACKER_STATUS_MSG="No answer to ping and API check"
servername=""
config_load shadowsocks-libev
config_foreach _get_server_name server "$ip"
[ -n "$servername" ] && config_foreach _disable_redir ss_redir $servername "shadowsocks-libev"
servername=""
config_load shadowsocks-rust
config_foreach _get_server_name server "$ip"
[ -n "$servername" ] && config_foreach _disable_redir ss_redir $servername "shadowsocks-rust"
if [ -n "$(uci -q get openvpn.omr.remote | grep $ip)" ]; then
uci -q batch <<-EOF >/dev/null
del_list openvpn.omr.remote="$ip"
EOF
fi
OMR_TRACKER_STATUS_MSG="No answer to ping and to API check"
mail_alert="$(uci -q get omr-tracker.server.mail_alert)"
#[ -z "$mail_alert" ] && mail_alert="$(uci -q get omr-tracker.defaults.mail_alert)"
[ "$mail_alert" = "1" ] && [ -n "$(uci -q get mail.default.to)" ] && {
OMR_SYSNAME="$(uci -q get system.@system[0].hostname)"
if [ "$(uci -q get omr-tracker.defaults.mail_down_subject)" != "" ] && [ "$(uci -q get omr-tracker.defaults.mail_down_message)" != "" ]; then
mail_subject="$(uci -q get omr-tracker.defaults.mail_down_subject)"
mail_subject=`echo $mail_subject | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
mail_message="$(uci -q get omr-tracker.defaults.mail_down_message)"
mail_message=`echo $mail_message | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
echo -e "Subject: ${mail_subject}\n\n${mail_message}" | sendmail $(uci -q get mail.default.to)
else
echo -e "Subject: $OMR_SYSNAME: Server ${name} (${ip}) is down\n. The reason is \"$OMR_TRACKER_STATUS_MSG\"." | sendmail $(uci -q get mail.default.to)
fi
}
OMR_TRACKER_STATUS="ERROR"
script_alert_down="$(uci -q get omr-tracker.proxy.script_alert_down)"
[ -n "$script_alert_down" ] && eval $script_alert_down
fi
}
config_load openmptcprouter
config_list_foreach $1 ip check_ip
#set_ip
#if [ "$server_ping" = true ] && [ "$countips" = "1" ]; then
# uci -q batch <<-EOF >/dev/null
# set shadowsocks-libev.sss${count}.server=$ip
# EOF
# config_foreach _enable_redir ss_redir
#fi
if [ "$oneserverup" = "0" ]; then
uci -q batch <<-EOF >/dev/null
set openmptcprouter.${name}.current='0'
commit openmptcprouter
EOF
fi
[ -n "$(uci changes shadowsocks-libev)" ] && changes="1"
[ -n "$(uci changes shadowsocks-rust)" ] && changes="1"
[ -n "$(uci changes openvpn)" ] && changes="1"
uci -q commit shadowsocks-libev
uci -q commit shadowsocks-rust
uci -q commit openvpn
[ "$changes" = "1" ] && {
/etc/init.d/shadowsocks-libev restart >/dev/null 2>/dev/null
/etc/init.d/shadowsocks-rust restart >/dev/null 2>/dev/null
/etc/init.d/openvpn restart omr >/dev/null 2>/dev/null
/etc/init.d/dnsmasq restart >/dev/null 2>/dev/null
}
break
}
}
_check_backup() {
local name=$1
local count=0
local countips=0
local changes="0"
config_get backup $1 backup
config_get ip $1 ip
config_get port $1 port
config_get disabled $1 disabled
serverip=""
[ "$backup" = "1" ] && [ -n "$ip" ] && [ "$disabled" != "1" ] && {
check_ip() {
local ipd=$1
server_ping=false
#[ -n "$serverip" ] && [ "$server_ping" = true ] && return
ipresolve="$(resolveip -4 $ipd | head -n 1)"
if [ -n "$ipresolve" ]; then
serverip="$ipresolve"
else
ip6resolve="$(resolveip -6 $ipd | head -n 1)"
[ -n "$ip6resolve" ] && serverip="$ip6resolve"
fi
[ -z "$serverip" ] && return
#_ping_server $serverip
#_check_server $serverip $port
_check_server_intf $serverip $port
[ "$server_ping" = true ] && {
oneserverup="1"
}
countips=$((countips+1))
}
set_ip() {
ip="$serverip"
#[ "$server_ping" = true ] && [ "$(uci -q get shadowsocks-libev.sss${count}.server | tr -d '\n')" = "$ip" ] && break
if [ "$server_ping" = true ]; then
if ([ -n "$(uci -q get shadowsocks-libev)" ] && [ "$(uci -q get shadowsocks-libev.sss${count}.server | tr -d '\n')" != "$ip" ]) || ([ -n "$(uci -q get shadowsocks-rust)" ] && [ "$(uci -q get shadowsocks-rust.sss${count}.server | tr -d '\n')" != "$ip" ]) || ([ -n "$(uci -q get openvpn.omr)" ] && [ -z "$(uci -q get openvpn.omr.remote | grep $ip)" ]); then
logger -t "OMR-Tracker-Server" "Use backup server $1 ($ip)"
changes="1"
uci -q batch <<-EOF >/dev/null
set shadowsocks-libev.sss${count}.server="$ip"
set shadowsocks-rust.sss${count}.server="$ip"
EOF
if [ "$(uci -q get openmptcprouter.settings.proxy)" = "shadowsocks-rust" ]; then
uci -q batch <<-EOF >/dev/null
set shadowsocks-rust.sss${count}.disabled=0
EOF
fi
if [ "$(uci -q get openmptcprouter.settings.proxy)" = "shadowsocks" ]; then
uci -q batch <<-EOF >/dev/null
set shadowsocks-libev.sss${count}.disabled=0
EOF
fi
if [ "$count" -eq "0" ]; then
config_load openmptcprouter
config_foreach _disable_current server
uci -q batch <<-EOF >/dev/null
set xray.omrout.s_vmess_address="$ip"
set xray.omrout.s_vless_address="$ip"
set xray.omrout.s_vless_reality_address="$ip"
set xray.omrout.s_trojan_address="$ip"
set xray.omrout.s_socks_address="$ip"
set xray.omrout.s_shadowsocks_address="$ip"
set v2ray.omrout.s_vmess_address="$ip"
set v2ray.omrout.s_vless_address="$ip"
set v2ray.omrout.s_trojan_address="$ip"
set v2ray.omrout.s_socks_address="$ip"
commit v2ray
commit xray
set glorytun.vpn.host="$ip"
commit glorytun
glorytun-udp.vpn.host="$ip"
commit glorytun
set dsvpn.vpn.host="$ip"
commit dsvpn
set mlvpn.general.host="$ip"
commit mlvpn
del openvpn.omr.remote
add_list openvpn.omr.remote="$ip"
commit openvpn
set openmptcprouter.${name}.current='1'
commit openmptcprouter
EOF
/etc/init.d/openmptcprouter-vps get_openvpn_key $name >/dev/null 2>/dev/null
#/etc/init.d/openmptcprouter-vps restart >/dev/null 2>/dev/null
/etc/init.d/v2ray restart >/dev/null 2>/dev/null
/etc/init.d/xray restart >/dev/null 2>/dev/null
/etc/init.d/glorytun restart >/dev/null 2>/dev/null
/etc/init.d/glorytun-udp restart >/dev/null 2>/dev/null
/etc/init.d/mlvpn restart >/dev/null 2>/dev/null
#/etc/init.d/openvpn restart omr >/dev/null 2>/dev/null
/etc/init.d/dsvpn restart >/dev/null 2>/dev/null
/etc/init.d/mptcpovervpn restart >/dev/null 2>/dev/null
fi
sleep $waittest
fi
config_load shadowsocks-libev
config_foreach _enable_redir ss_redir "shadowsocks-libev"
config_load shadowsocks-rust
config_foreach _enable_redir ss_redir "shadowsocks-rust"
OMR_TRACKER_STATUS_MSG="Answer to ping and to API check"
mail_alert="$(uci -q get omr-tracker.server.mail_alert)"
#[ -z "$mail_alert" ] && mail_alert="$(uci -q get omr-tracker.defaults.mail_alert)"
[ "$mail_alert" = "1" ] && [ -n "$(uci -q get mail.default.to)" ] && {
OMR_SYSNAME="$(uci -q get system.@system[0].hostname)"
if [ "$(uci -q get omr-tracker.defaults.mail_up_subject)" != "" ] && [ "$(uci -q get omr-tracker.defaults.mail_up_message)" != "" ]; then
mail_subject="$(uci -q get omr-tracker.defaults.mail_up_subject)"
mail_subject=`echo $mail_subject | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
mail_message="$(uci -q get omr-tracker.defaults.mail_up_message)"
mail_message=`echo $mail_message | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
echo -e "Subject: ${mail_subject}\n\n${mail_message}" | sendmail $(uci -q get mail.default.to)
else
echo -e "Subject: $OMR_SYSNAME: Server ${name} (${ip}) is UP\n. The reason is \"$OMR_TRACKER_STATUS_MSG\"." | sendmail $(uci -q get mail.default.to)
fi
}
script_alert_up="$(uci -q get omr-tracker.proxy.script_alert_up)"
[ -n "$script_alert_up" ] && eval $script_alert_up
count=$((count+1))
else
[ -n "$ip" ] && [ -z "$(logread | tail -n 10 | grep "Backup server ${name} down" | grep "$ip")" ] && logger -t "OMR-Tracker-Server" "Backup server ${name} down ($ip)"
uci -q batch <<-EOF >/dev/null
set openmptcprouter.${name}.current='0'
commit openmptcprouter
EOF
config_load shadowsocks-libev
config_foreach _get_server_name server "$ip"
[ -n "$servername" ] && config_foreach _disable_redir ss_redir $servername "shadowsocks-libev"
servername=""
config_load shadowsocks-rust
config_foreach _get_server_name server "$ip"
[ -n "$servername" ] && config_foreach _disable_redir ss_redir $servername "shadowsocks-rust"
OMR_TRACKER_STATUS_MSG="No answer to ping and to API check"
mail_alert="$(uci -q get omr-tracker.server.mail_alert)"
#[ -z "$mail_alert" ] && mail_alert="$(uci -q get omr-tracker.defaults.mail_alert)"
[ "$mail_alert" = "1" ] && [ -n "$(uci -q get mail.default.to)" ] && {
OMR_SYSNAME="$(uci -q get system.@system[0].hostname)"
if [ "$(uci -q get omr-tracker.defaults.mail_down_subject)" != "" ] && [ "$(uci -q get omr-tracker.defaults.mail_down_message)" != "" ]; then
mail_subject="$(uci -q get omr-tracker.defaults.mail_down_subject)"
mail_subject=`echo $mail_subject | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
mail_message="$(uci -q get omr-tracker.defaults.mail_down_message)"
mail_message=`echo $mail_message | sed -e "s/%SYSNAME%/$OMR_SYSNAME/g" -e "s/%INTERFACE%/Server ${name}/g" -e "s/%DEVICE%/${ip}/g" -e "s/%MESSAGE%/$OMR_TRACKER_STATUS_MSG/g"`
echo -e "Subject: ${mail_subject}\n\n${mail_message}" | sendmail $(uci -q get mail.default.to)
else
echo -e "Subject: $OMR_SYSNAME: Server ${name} (${ip}) is down\n. The reason is \"$OMR_TRACKER_STATUS_MSG\"." | sendmail $(uci -q get mail.default.to)
fi
}
script_alert_down="$(uci -q get omr-tracker.proxy.script_alert_down)"
[ -n "$script_alert_down" ] && eval $script_alert_down
fi
countips=$((countips+1))
}
config_load openmptcprouter
config_list_foreach $1 ip check_ip
set_ip
#if [ "$server_ping" = true ] && [ "$countips" = "1" ]; then
# uci -q batch <<-EOF >/dev/null
# set shadowsocks-libev.sss${count}.server=$ip
# EOF
# config_foreach _enable_redir ss_redir
#fi
if [ "$oneserverup" = "0" ]; then
uci -q batch <<-EOF >/dev/null
set openmptcprouter.${name}.current='0'
commit openmptcprouter
EOF
fi
[ -n "$(uci changes shadowsocks-libev)" ] && changes="1"
[ -n "$(uci changes shadowsocks-rust)" ] && changes="1"
[ -n "$(uci changes openvpn)" ] && changes="1"
uci -q commit shadowsocks-libev
uci -q commit shadowsocks-rust
uci -q commit openvpn
[ "$changes" = "1" ] && {
/etc/init.d/shadowsocks-libev restart >/dev/null 2>/dev/null
/etc/init.d/shadowsocks-rust restart >/dev/null 2>/dev/null
/etc/init.d/openvpn restart omr >/dev/null 2>/dev/null
/etc/init.d/dnsmasq restart >/dev/null 2>/dev/null
}
[ "$server_ping" = true ] && break
}
}
. /lib/functions.sh
timeout=${OMR_TRACKER_TIMEOUT:-5}
interval=${OMR_TRACKER_INTERVAL:-10}
intervaltries=${OMR_TRACKER_INTERVAL_TRIES:-2}
retry=${OMR_TRACKER_TRIES:-4}
waittest=${OMR_TRACKER_WAIT_TEST:-0}
while true; do
server_ping=false
oneserverup="0"
config_load openmptcprouter
config_foreach _check_master server
[ "$oneserverup" = "0" ] && {
config_load openmptcprouter
config_foreach _check_backup server
}
sleep "${interval}"
done