怎么样让 httpd 工作在网桥透传模式下,所有请求都能经过 httpd? - V2EX
linus

怎么样让 httpd 工作在网桥透传模式下,所有请求都能经过 httpd?

  •  
  •   linus Sep 28, 2016 2926 views
    This topic created in 3513 days ago, the information mentioned may be changed or developed.
    4 replies    2016-09-28 14:42:14 +08:00
    BOYPT
        1
    BOYPT  
       Sep 28, 2016
    iptables 转发
    calisto
        2
    calisto  
       Sep 28, 2016
    @BOYPT DNAT?
    BOYPT
        3
    BOYPT  
       Sep 28, 2016
    先搞清楚这些名词

    网桥: 第二层设备,负责网卡的最小工作单位报文的转发;
    httpd : HTTP 服务端,负责 HTTP 协议,工作在第七层

    可见这两者是不可能工作在一起的。

    如果要实现“无论访问什么地址,都交由一个特定服务器的 httpd 来显示”,需要用 iptables 的 DNAT 转发 80 端口的请求到 httpd 的 80 端口。
    calisto
        4
    calisto  
       Sep 28, 2016
    @BOYPT
    iptables -t mangle -A PREROUTING -d 12.12.12.11/32 -p tcp -m tcp --dport 80 -j TPROXY --on-port 18080 --on-ip 0.0.0.0 --tproxy-mark 0x1/0x1

    ip rule
    from all fwmark 0x1 lookup 100

    ip route
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