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blues9
V2EX    问与答

instagram 访问的问题

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  •   blues9 2015-03-03 15:10:12 +08:00 1119 次点击
    这是一个创建于 3953 天前的主题,其中的信息可能已经有所发展或是发生改变。

    现在的翻墙翻案是路由器拨vpn然后改route表,bf,google等网站都能正常访问。但instagram有大量aws的机器做cdn,ip经常变化,老改路由很麻烦。
    请问有什么好的解决方案?比如指定某些域名的访问直接走vpn,或者能知道所有instagram的ip段也可以。。

    3 条回复    2015-03-06 11:49:29 +08:00
    xiaozhizhu1997
        1
    xiaozhizhu1997  
       2015-03-03 15:15:28 +08:00 via Android
    https://instagram.com,现在已经可以了
    INS官方说客户端的HTTPS正在制作,下次更新客户端也会是HTTPS了。
    iugo
        2
    iugo  
       2015-03-03 15:34:52 +08:00
    我没在路由器端设置. PAC 是所有国外的 IP 走代理.
    blues9
        3
    blues9  
    OP
       2015-03-06 11:49:29 +08:00
    折腾了一下,最后搞定了基于域名的路由分流。大致思路是在路由器上利用dnsmasq指定特定域名的解析dns server,然后用iptables PREROUTING,把这些ip都打上标记;修改路由表,让所有打上标记的ip都走vpn就行了。可以参考这个帖子: http://marcschwieterman.com/blog/bypass-vpn-by-hostname/

    我的路由器的wanup脚本大概是这样:
    #
    # First it is necessary to disable Reverse Path Filtering on all
    # current and future network interfaces:
    #
    for i in /proc/sys/net/ipv4/conf/*/rp_filter ; do
    echo 0 > $i
    done

    #
    # Delete table 100 and flush any existing rules if they exist.
    #
    ip route flush table 100
    ip route del default table 100
    ip rule del fwmark 1 table 100
    ip route flush cache
    iptables -t mangle -F PREROUTING

    ip route add 8.8.8.8 dev tun11
    ip route add 208.67.222.222 dev tun11
    ip route add default dev tun11 table 100
    ip rule add fwmark 1 table 100
    ip route flush cache

    # Default: MARK = 0, bypass vpn
    iptables -t mangle -A PREROUTING -i br0 -j MARK --set-mark 0

    # MARK = 1; go VPN for go_vpn ipset
    iptables -t mangle -A PREROUTING -i br0 -m set --set go_vpn dst -j MARK --set-mark 1
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