mirror of
https://github.com/Ysurac/openmptcprouter-vps.git
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57 lines
1.4 KiB
Text
57 lines
1.4 KiB
Text
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#!/bin/bash
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# OpenMPTCProuter VPS 6in4 service script
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if [ "$1" = "stop" ] && [ "$(ip link show omr-6in4 up)" ]; then
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ip route del fd00::/8 via fe80::a00:2 dev omr-6in4
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ip link set omr-6in4 down
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ip tunnel del omr-6in4
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exit 0
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fi
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# Add IPv6 tunnel
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if [ "$(ip link show omr-6in4 up)" ]; then
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ip tunnel change omr-6in4 mode sit remote 10.0.0.2 local 10.0.0.1
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else
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ip tunnel add omr-6in4 mode sit remote 10.0.0.2 local 10.0.0.1
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fi
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ip link set omr-6in4 up
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ip route replace fd00::/8 via fe80::a00:2 dev omr-6in4
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_ping() {
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local host=$1
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ret=$(ping -4 "${host}" \
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-W 5 \
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-c 1 \
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-q
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) && echo "$ret" | grep -sq "0% packet loss" && {
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return
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}
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false
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}
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while true; do
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currentaddr=$(ip addr show omr-6in4 | grep link/sit | awk '{print $2}' | tr -d "\n")
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currentpeer=$(ip addr show omr-6in4 | grep link/sit | awk '{print $4}' | tr -d "\n")
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if [ -n "$currentpeer" ]; then
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_ping $currentpeer
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status=$?
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if ! $(exit $status); then
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allip_tcp=$(ip -4 addr show gt-tun0 | grep inet)
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allip_udp=$(ip -4 addr show gt-udp-tun0 | grep inet)
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allip="$allip_tcp
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$allip_udp"
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while IFS= read -r inet; do
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ip=$(echo $inet | awk '{print $2}' | cut -d/ -f1 | tr -d "\n")
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ipd=$(echo $ip | sed 's/.1/.2/' | tr -d "\n")
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_ping $ipd
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status=$?
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if $(exit $status); then
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ip tunnel change omr-6in4 mode sit remote $ipd local $ip
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break
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fi
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done < <(printf '%s\n' "$allip")
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fi
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fi
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sleep 5
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done
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