OpenWRT IPv6 掉线重启接口脚本
最近开始发现IPv6其实真是个好东西
于是开始重度使用IPv6链接家里的路由使用了
但是,发现IPv6会隔一段时间失效,可能是局部地区的策略问题
于是找脚本自动判断和重启IPv6了
下面是找到和优化后的IPv6检查重启脚本:
将一下脚本保存为/root/i6check.sh
并crontab -e增加定时任务*/5 * * * * sh /root/i6check.sh
#!/bin/sh
#sleep 100
# check erery 5 minute
# */5 * * * * sh /root/i6check.sh
DATE=`date +%Y-%m-%d-%H:%M:%S`
tries=0
echo --- IPv6_watchdog start ---
while [[ $tries -lt 5 ]]
do
if /bin/ping -c 1 2001:4860:4860::8888 >/dev/null
then
echo "IPv6 OK"
echo --- exit ---
# echo $DATE OK >>my_watchdog.log
exit 0
fi
tries=$((tries+1))
echo "第$((tries+1))次失败"
sleep 10
# echo $DATE tries: $tries >>my_watchdog.log
done
# restart IPv6
# echo $DATE ifdown wan6 >>my_watchdog.log
ifdown wan6
sleep 2
ifup wan6
IPv4检测重启脚本:
将一下脚本保存为/root/i4check.sh
并crontab -e增加定时任务*/5 * * * * sh /root/i4check.sh
#!/bin/sh
#sleep 100
# check erery 5 minute
# */5 * * * * sh /root/i4check.sh
DATE=`date +%Y-%m-%d-%H:%M:%S`
tries=0
echo --- IPv4_watchdog start ---
while [[ $tries -lt 5 ]]
do
if /bin/ping -c 1 8.8.8.8 >/dev/null
then
echo "IPv4 OK"
echo --- exit ---
# echo $DATE OK >>my_watchdog.log
exit 0
fi
tries=$((tries+1))
echo "第$((tries+1))次失败"
sleep 10
# echo $DATE tries: $tries >>my_watchdog.log
done
# restart IPv6
# echo $DATE ifdown wan6 >>my_watchdog.log
ifdown wan
sleep 2
ifup wan
最后发现接入设备还是掉线,但是OpenWRT没掉线,脚本无效,最后发现原来是电信光猫路由模式分出来的IPv6的锅,改桥接,光猫拨号就好了
那我这几天不断换固件重刷,岂不是浪费表情的????
参考资料:
OpenWRT路由器中监控网络服务并重启的脚本 | 祁劲松的博客👨💻 (jamesqi.com)
开始使用 | Public DNS | Google for Developers
其他资料:
OpenWRT自动检测断线脚本 – 筷子铺的博客 (kzpu.com)
版权声明:
作者:John
链接:https://vps.la/2025/02/03/openwrt-ipv6-%e6%8e%89%e7%ba%bf%e9%87%8d%e5%90%af%e6%8e%a5%e5%8f%a3%e8%84%9a%e6%9c%ac/
文章版权归作者所有,未经允许请勿转载。
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