原文

https://cokebar.info/archives/664 https://cokebar.info/archives/850

使用作者提供的软件源安装及更新

http://openwrt-dist.sourceforge.net

使用计划任务检测连接状态

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#!/bin/sh
 
LOGTIME=$(date "+%Y-%m-%d %H:%M:%S")
wget --spider --quiet --tries=1 --timeout=10 https://www.facebook.com/
if [ "$?" == "0" ]; then
	echo '['$LOGTIME'] No Problem.'
	exit 0
else
	wget --spider --quiet --tries=1 --timeout=10 https://www.baidu.com/
	if [ "$?" == "0" ]; then
		echo '['$LOGTIME'] Problem decteted, restarting shadowsocks.'
		/etc/init.d/shadowsocks restart >/dev/null
	else
		echo '['$LOGTIME'] Network Problem. Do nothing.'
	fi
fi

使用计划任务自动更新国内路由表文件

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#!/bin/sh
 
set -e -o pipefail
 
wget -O- 'http://ftp.apnic.net/apnic/stats/apnic/delegated-apnic-latest' | \
    awk -F\| '/CN\|ipv4/ { printf("%s/%d\n", $4, 32-log($5)/log(2)) }' > \
    /tmp/chinadns_chnroute.txt
 
mv /tmp/chinadns_chnroute.txt /etc/
 
if pidof ss-redir>/dev/null; then
    /etc/init.d/shadowsocks restart
fi