k2定时脚本

root@K2:~# crontab -l
0 1 * * *  /etc/shadowsocks/update.sh    >> /var/log/shadowsocks_watchdog.log 2>&1
*/10 * * * * /etc/shadowsocks/checknet.sh  >> /var/log/shadowsocks_watchdog.log 2>&1
0 1 * * 7 echo "" > /var/log/shadowsocks_watchdog.log

更新ip地址

root@K2:~# cat /etc/shadowsocks/update.sh
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)) }' > /etc/chinadns_chnroute.txt \
 && /etc/init.d/shadowsocks restart && /etc/init.d/chinadns restart
root@K2:~#

检查网络状态，发现有问题就重启
root@K2:~# cat /etc/shadowsocks/checknet.sh
#!/bin/sh

LOGTIME=$(date "+%Y-%m-%d %H:%M:%S")
wget --spider --quiet --tries=1 --timeout=10 www.google.co.jp
if [ "$?" == "0" ]; then
        echo '['$LOGTIME'] No Problem.'
        exit 0
else
        wget --spider --quiet --tries=1 --timeout=10 www.baidu.com
        if [ "$?" == "0" ]; then
                echo '['$LOGTIME'] Problem decteted, restarting shadowsocks.'
                /etc/init.d/shadowsocks restart
                /etc/init.d/chinadns restart
        else
                echo '['$LOGTIME'] Network Problem. Do nothing.'
        fi
fi
root@K2:~#