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Rename omr-6in4, add shorewall net interface in params.net and add multipath utility

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This commit is contained in:
Ycarus (Yannick Chabanois) 2018-07-27 12:40:12 +00:00
parent c85cd75159
commit fa84079875
9 changed files with 135 additions and 13 deletions
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85
omr-service Executable file
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#!/bin/bash
# OpenMPTCProuter VPS service script
# This script configure 6in4, multipath and firewall for current VPN
if [ "$1" = "stop" ] && [ "$(ip link show omr-6in4 up 2>/dev/null)" ]; then
ip route del fd00::/8 via fe80::a00:2 dev omr-6in4
ip link set omr-6in4 down
ip tunnel del omr-6in4
exit 0
fi
# Force multipath status
source /etc/shorewall/params.net
for intf in `ls -1 /sys/class/net`; do
if [ "$intf" = "$NET_IFACE" ]; then
multipath $intf on
else
multipath $intf off
fi
done
# Add IPv6 tunnel
if [ "$(ip link show omr-6in4 up 2>/dev/null)" ]; then
ip tunnel change omr-6in4 mode sit remote 10.255.255.2 local 10.255.255.1
else
ip tunnel add omr-6in4 mode sit remote 10.255.255.2 local 10.255.255.1
ip addr add fe80::a00:1/64 dev omr-6in4 >/dev/null 2>&1
fi
ip link set omr-6in4 up
ip route replace fd00::/8 via fe80::a00:2 dev omr-6in4
_ping() {
local host=$1
ret=$(ping -4 "${host}" \
-W 5 \
-c 1 \
-q
) && echo "$ret" | grep -sq "0% packet loss" && {
return
}
false
}
while true; do
source /etc/shorewall/params.vpn
iface=""
currentaddr=$(ip addr show omr-6in4 | grep link/sit | awk '{print $2}' | tr -d "\n")
currentpeer=$(ip addr show omr-6in4 | grep link/sit | awk '{print $4}' | tr -d "\n")
if [ -n "$currentpeer" ]; then
_ping $currentpeer
status=$?
if ! $(exit $status) || [ "$currentpeer" != "$OMR_ADDR" ]; then
allip_tcp=$(ip -4 addr show gt-tun0 2>/dev/null | grep inet)
allip_udp=$(ip -4 addr show gt-udp-tun0 2>/dev/null | grep inet)
allip_mlvpn=$(ip -4 addr show mlvpn0 2>/dev/null | grep inet)
allip_openvpn=$(ip -4 addr show tun0 2>/dev/null | grep inet)
allip="$allip_tcp
$allip_udp
$allip_openvpn
$allip_mlvpn"
while IFS= read -r inet; do
ip=$(echo $inet | awk '{print $2}' | cut -d/ -f1 | tr -d "\n")
ipd=$(echo $ip | sed 's/.1/.2/' | tr -d "\n")
if [ "$ipd" != "" ]; then
_ping $ipd
statusp=$?
if $(exit $statusp); then
ip tunnel change omr-6in4 mode sit remote $ipd local $ip
echo "VPS_ADDR=$ip" > /etc/shorewall/params.vpn
echo "OMR_ADDR=$ipd" >> /etc/shorewall/params.vpn
iface=$(ip -4 addr | grep $ip | awk '{print $7}' | tr -d "\n")
echo "VPS_IFACE=$iface" >> /etc/shorewall/params.vpn
systemctl reload shorewall
break
fi
fi
done < <(printf '%s\n' "$allip")
[ -z "$iface" ] && {
systemctl -q restart systemd-networkd
sleep 10
}
fi
fi
sleep 5
done