{"id":999,"date":"2013-09-09T09:54:06","date_gmt":"2013-09-09T01:54:06","guid":{"rendered":"http:\/\/www.dogeye.net\/?p=999"},"modified":"2013-09-09T09:54:06","modified_gmt":"2013-09-09T01:54:06","slug":"%e7%94%a8%e7%ba%bf%e4%b8%8a%e6%9c%ba%e6%b5%8b%e8%af%95tcpcopy%e5%9f%ba%e6%9c%ac%e9%80%9a%e8%bf%87%e3%80%82%e6%94%af%e6%8c%81%e6%97%a7%e6%a8%a1%e5%bc%8f%ef%bc%8cadvanced%e6%a8%a1%e5%bc%8f%e5%a4%b1","status":"publish","type":"post","link":"https:\/\/ykyi.net\/?p=999","title":{"rendered":"\u7528\u7ebf\u4e0a\u673a\u6d4b\u8bd5tcpcopy\u57fa\u672c\u901a\u8fc7\u3002\u652f\u6301\u65e7\u6a21\u5f0f\uff0cAdvanced\u6a21\u5f0f\u5931\u8d25"},"content":{"rendered":"<p class=\"p0\"><b><span style=\"font-family:\u5b8b\u4f53\">\u6d4b\u8bd5\u7ed3\u679c\u4ecb\u7ecd\uff1a<\/span><span lang=\"EN-US\"><o:p><\/o:p><\/span><\/b><\/p>\n<p class=\"p0\"><span lang=\"EN-US\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"color:blue\">tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53;color:blue\">\u5728\u7f16\u8bd1\u671f\u914d\u7f6e\u6210\u4f7f\u7528<\/span><span lang=\"EN-US\" style=\"color:blue\">NFQueue<\/span><span style=\"font-family:\u5b8b\u4f53;color:blue\">\u6a21\u5f0f\uff0c\u7528<\/span><span lang=\"EN-US\" style=\"color:blue\">Raw Socket<\/span><span style=\"font-family:\u5b8b\u4f53;&lt;br \/&gt;&lt;br \/&gt;\ncolor:blue\">\u6293\u5305\u3002\u7ebf\u4e0a\u673a\u7684\u6d41\u91cf\u88ab\u6210\u529f\u590d\u5236\u5e76\u5bfc\u5411\u6d4b\u8bd5\u673a\u3002\u7ecf\u6539\u52a8\u7684<span lang=\"EN-US\">tcpd<\/span>\u521d\u671f\u5de5\u4f5c\u6b63\u5e38\u3002<\/span><span lang=\"EN-US\" style=\"color:blue\"><o:p><\/o:p><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u6539\u52a8\u7248\u7684<\/span><span lang=\"EN-US\">tcpd(<\/span><span style=\"font-family:\u5b8b\u4f53\">\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a<\/span><span lang=\"EN-US\">echo<\/span><span style=\"font-family:\u5b8b\u4f53\">\u670d\u52a1\u5668<\/span><span lang=\"EN-US\">)<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002\u6d4b\u8bd5\u673a\u4e0a\u7684<\/span><span lang=\"EN-US\">tcpd<\/span><span style=\"font-family:\u5b8b\u4f53\">\u628a\u6536\u5230\u7684\u62a5\u6587\u88ab\u6253\u5370\u5230\u65e5\u5fd7\u6587\u4ef6\u3002\u4f46\u65e5\u5fd7\u6587\u4ef6\u5230<\/span><span lang=\"EN-US\">6M<\/span><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">+<\/span><span style=\"font-family:\u5b8b\u4f53\">\u5927\u5c0f\u7684\u65f6\u5019\uff0c\u5c31\u505c\u6b62\u6253\u5370\u3002\u76ee\u524d\u8fd8\u6ca1\u6709\u67e5\u5230\u539f\u56e0\uff0c\u53ef\u80fd\u662f\u6539\u52a8\u540e\u7684<span lang=\"EN-US\">tcpd<\/span>\u7684<\/span><span lang=\"EN-US\">Bug<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002\u6b64\u65f6\uff0c<\/span><span lang=\"EN-US\">tcpdump<\/span><span style=\"font-family:\u5b8b\u4f53\">\u4ecd\u7136\u6293\u5230\u5927\u91cf\u4ece\u7ebf\u4e0a\u673a\u590d\u5236\u6765\u7684\u771f\u5b9e\u6d41\u91cf\u5230\u8fbe\u6d4b\u8bd5\u673a\u3002<span lang=\"EN-US\">tcpcopy<\/span>\u5e94\u8be5\u662f\u5de5\u4f5c\u6b63\u5e38\u7684\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53;color:blue\">tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53;color:blue\">\u88ab\u7f16\u8bd1\u6210\u4f7f\u7528<\/span><span lang=\"EN-US\" style=\"color:blue\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53;color:blue\">\u6293\u5305\u65f6<\/span><span style=\"font-family:\u5b8b\u4f53;color:red\">\u4e0d\u80fd<\/span><span style=\"font-family:\u5b8b\u4f53;&lt;br \/&gt;&lt;br \/&gt;\ncolor:blue\">\u5728\u7ebf\u4e0a\u673a\u4e0a\u6b63\u5e38\u5de5\u4f5c\u3002<\/span><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">tcpdump<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6ca1\u6709\u6293\u5230\u9884\u671f\u4ece\u7ebf\u4e0a\u673a\u590d\u5236\u5230\u6d4b\u8bd5\u673a\u7684\u62a5\u6587\u3002\u539f\u56e0\u662f\uff1a\u7ebf\u4e0a\u673a<\/span><span lang=\"EN-US\">10.130.68.100<\/span><span style=\"font-family:\u5b8b\u4f53\">\u4e0a\u7684\u771f\u5b9e\u6d41\u91cf\u4ece\u7f51\u7edc\u63a5\u53e3<\/span><span lang=\"EN-US\">tunl0:0<\/span><span style=\"font-family:\u5b8b\u4f53\">\u8fdb\u5165\uff0c\u4ece\u7f51\u7edc\u63a5\u53e3<\/span><span lang=\"EN-US\">eth1<\/span><span style=\"font-family:\u5b8b\u4f53\">\u53d1\u51fa\u3002\u5206\u6790<\/span><span lang=\"EN-US\">tcpd<\/span><span style=\"font-family:\u5b8b\u4f53\">\u7684\u65e5\u5fd7\u53d1\u73b0\uff0c<\/span><span lang=\"EN-US\">tcpd<\/span><span style=\"font-family:\u5b8b\u4f53\">\u4f7f\u7528<\/span><span lang=\"EN-US\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u53ea\u62ff\u5230<\/span><span lang=\"EN-US\">tunl0<\/span><span style=\"font-family:\u5b8b\u4f53\">\u7684<\/span><span lang=\"EN-US\">IP<\/span><span style=\"font-family:\u5b8b\u4f53\">\uff0c\u6ca1\u6709\u53d1\u73b0<\/span><span lang=\"EN-US\">tunl0:0<\/span><span style=\"font-family:\u5b8b\u4f53\">\u7684<\/span><span lang=\"EN-US\">IP<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002\u9700\u8981\u4e86\u89e3<\/span><span lang=\"EN-US\">IP<\/span><span style=\"font-family:\u5b8b\u4f53\">\u96a7\u9053\uff0c\u548c<\/span><span lang=\"EN-US\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u5e93\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u6709\u53ef\u80fd\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53;color:blue\">\u7f16\u8bd1\u6210\u4f7f\u7528<span lang=\"EN-US\">Raw Socket<\/span>\u6293\u5305\uff0c\u548c<\/span><span lang=\"EN-US\" style=\"color:blue\">Advanced<\/span><span style=\"font-family:\u5b8b\u4f53;color:blue\">\u6a21\u5f0f\u65f6\uff0c<span lang=\"EN-US\">tcpcopy<\/span>\u542f\u52a8\u5931\u8d25\uff0c\u9519\u8bef\u65e5\u5fd7\u663e\u793a<\/span><span lang=\"EN-US\" style=\"color:blue\">Advanced<\/span><span style=\"font-family:\u5b8b\u4f53;&lt;br \/&gt;&lt;br \/&gt;\ncolor:blue\">\u6a21\u5f0f\u53ea\u80fd\u4f7f\u7528<\/span><span lang=\"EN-US\" style=\"color:blue\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53;color:blue\">\u5e93\u6293\u5305\u3002<\/span><span style=\"font-family:\u5b8b\u4f53\">\u56e0\u6b64\uff0c\u53ea\u6709\u5728\u89e3\u51b3<\/span><span lang=\"EN-US\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6b63\u786e\u8bc6\u522b<\/span><span lang=\"EN-US\">tunl0:0<\/span><span style=\"font-family:\u5b8b\u4f53\">\u7f51\u7edc\u63a5\u53e3\u540e\uff0c\u624d\u80fd\u5728\u7ebf\u4e0a\u673a\u4e0a\u8fd0\u884c<\/span><span lang=\"EN-US\">tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002<\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><b><span style=\"font-family:\u5b8b\u4f53\">\u9884\u5907\u77e5\u8bc6\uff1a<\/span><span lang=\"EN-US\"><o:p><\/o:p><\/span><\/b><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">Tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53\">\u53ef\u4ee5\u7f16\u8bd1\u6210\u7528<\/span><span lang=\"EN-US\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6293\u5305\u6216\u8005\u4f7f\u7528<\/span><span lang=\"EN-US\">Raw Socket<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6293\u5305\u3002<\/span><span lang=\"EN-US\">Libpcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u5e93\u662f<\/span><span lang=\"EN-US\">tcpdump<\/span><span style=\"font-family:\u5b8b\u4f53\">\u4f7f\u7528\u7684\u6293\u5305\u5e93\uff0c<\/span><span lang=\"EN-US\">Raw Socket<\/span><span style=\"font-family:\u5b8b\u4f53\">\u662f\u64cd\u4f5c\u7cfb\u7edf\u5185\u5efa\u7684\u529f\u80fd\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u5b98\u65b9\u6587\u6863\u5efa\u8bae\u7528<\/span><span lang=\"EN-US\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6293\u5305\uff0c\u4ee5\u83b7\u5f97\u66f4\u9ad8\u6027\u80fd\u548c\u8f83\u4f4e\u4e22\u5305\u7387\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">Tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53\">\u5728\u7f16\u8bd1\u671f\u6307\u5b9a\u5de5\u4f5c\u6a21\u5f0f\u3002<\/span><span lang=\"EN-US\">tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53\">\u76ee\u524d\u6709\u4e24\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff0c\u4e00\u79cd\u4f7f\u7528<\/span><span lang=\"EN-US\">IPQueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6280\u672f\u6216\u8005<\/span><span lang=\"EN-US\">NFQueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6280\u672f\u3002<\/span><span lang=\"EN-US\">NFQueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6280\u672f\u662f\u7528\u6765\u66ff\u4ee3<\/span><span lang=\"EN-US\">IPQueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6280\u672f\u7684\u3002\u6211\u4eec\u76ee\u524d\u4f7f\u7528\u7684<\/span><span lang=\"EN-US\">tlinux<\/span><span style=\"font-family:\u5b8b\u4f53\">\uff0c\u5185\u5efa\u4e86<\/span><span lang=\"EN-US\">NFQueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\u5185\u6838\u6a21\u5757\uff0c\u6ca1\u6709\u5f00\u542f<\/span><span lang=\"EN-US\">IPQueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6a21\u5757\u3002\u56e0\u4e3a<span lang=\"EN-US\">NFQueue<\/span>\u662f\u5185\u5efa\u7684\u5373<span lang=\"EN-US\">CONF_XXXXXX = y<\/span>\uff0c\u800c\u4e0d\u662f\u7f16\u8bd1\u6210\u6a21\u5757\uff0c\u5373<span lang=\"EN-US\">CONF_XXXXX = m, <\/span>\u6240\u4ee5\u6211\u4eec\u5728\u73af\u5883\u4e2d\u4e0d\u9700\u8981\u4f7f\u7528<span lang=\"EN-US\">modprobe <\/span>\u52a0\u8f7d<span lang=\"EN-US\">IPQueue<\/span>\u6216\u8005<span lang=\"EN-US\">NFQueue<\/span>\u6a21\u5757\u3002\u5ffd\u7565\u5b98\u65b9\u6587\u6863\u4e2d\u63d0\u5230\u7684<span lang=\"EN-US\">modprobe ip_queue<\/span>\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><b><span style=\"font-family:\u5b8b\u4f53\">\u6d4b\u8bd5\u6b65\u9aa4\uff1a<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/b><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u4f7f\u7528<span lang=\"EN-US\">NFQueue<\/span>\u6a21\u5f0f\uff1a<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u7ebf\u4e0a\u673a\uff1a<span lang=\"EN-US\">10.130.68.100<o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u7f16\u8bd1<span lang=\"EN-US\">tcpcopy<\/span>\u65f6\u6307\u5b9a\u4f7f\u7528<\/span><span lang=\"EN-US\">NFQueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002<span style=\"color:blue\">\u4e0d\u8981\u6307\u5b9a <\/span><\/span><span lang=\"EN-US\" style=\"color:blue\">&#8211;enable-pcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\uff0c\u5219\u9ed8\u8ba4\u4f7f\u7528<\/span><span lang=\"EN-US\">raw socket<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6293\u5305\u3002\u7528<\/span><span lang=\"EN-US\">pcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6293\u5305\u65f6\u8bc6\u522b\u4e0d\u5230\u7f51\u7edc\u63a5\u53e3<\/span><span lang=\"EN-US\">tunl0:0<\/span><span style=\"font-family:\u5b8b\u4f53\">\uff0c\u800c<\/span><span lang=\"EN-US\">tunl0:0<\/span><span style=\"font-family:\u5b8b\u4f53\">\u662f\u771f\u5b9e\u6d41\u91cf\u7684\u5165\u53e3\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"># .\/configure &#8211;enable-nfqueue <o:p><\/o:p><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">#.\/make<o:p><\/o:p><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u751f\u6210\u7684<\/span><span lang=\"EN-US\">tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53\">\u5728 <\/span><span lang=\"EN-US\">src\/tcpcopy <\/span><span style=\"font-family:\u5b8b\u4f53\">\u76ee\u5f55\u4e0b\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u8fd0\u884c<\/span><span lang=\"EN-US\">tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53\">\u547d\u4ee4\uff0c\u628a\u6d41\u91cf\u590d\u5236\u5230\u6d4b\u8bd5\u673a\uff1a<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"># .\/tcpcopy -x 80-10.213.243.156 <o:p><\/o:p><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u6d4b\u8bd5\u673a\uff1a<span lang=\"EN-US\">10.213.243.156<o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u7f16\u8bd1<\/span><span lang=\"EN-US\">tcpcopy<\/span><span style=\"font-family:\u5b8b\u4f53\">\u65f6\u540c\u6837\u6307\u5b9a<\/span><span lang=\"EN-US\">&#8211;enable-nfqueue<\/span><span style=\"font-family:\u5b8b\u4f53\">\uff0c\u4e0d\u8981\u6307\u5b9a<\/span><span lang=\"EN-US\">&#8211;enable-pcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002\u7136\u540e\u8fd0\u884c<\/span><span lang=\"EN-US\">intercept<\/span><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"><o:p><\/o:p><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"># .\/intercept<o:p><\/o:p><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">&nbsp;<\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u4f7f\u7528<\/span><span lang=\"EN-US\">Advanced<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6a21\u5f0f\uff1a<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span style=\"font-family:\u5b8b\u4f53\">\u56e0\u4e3a\u6682\u65f6\u672a\u80fd\u89e3\u51b3\u7528<\/span><span lang=\"EN-US\">libpcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u8bc6\u522b\u5230\u7f51\u7edc\u8bbe\u5907<\/span><span lang=\"EN-US\">tunel0:0<\/span><span style=\"font-family:\u5b8b\u4f53\">\u7684\u95ee\u9898\uff0c\u5b9e\u9645\u4e0a<\/span><span lang=\"EN-US\">Advanced<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6a21\u5f0f\u6682\u65f6\u4e0d\u80fd\u5de5\u4f5c\u3002\u6839\u636e\u4ee5\u524d\u7684\u4f7f\u7528\u7ecf\u9a8c\uff0c\u7528<\/span><span lang=\"EN-US\">Advanced<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6a21\u5f0f\u65f6\u9700\u8981\u6ce8\u610f\u4e24\u70b9\uff1a<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">1. <\/span><span style=\"font-family:\u5b8b\u4f53\">\u5728<\/span><span lang=\"EN-US\">.\/configure<\/span><span style=\"font-family:\u5b8b\u4f53\">\u65f6\u6307\u5b9a <\/span><span lang=\"EN-US\">&#8211;enable-advaned <\/span><span style=\"font-family:\u5b8b\u4f53\">\u548c <\/span><span lang=\"EN-US\">&#8211;enable-pcap<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\">2. Advanced<\/span><span style=\"font-family:\u5b8b\u4f53\">\u6a21\u5f0f\u9700\u8981\u4e24\u53f0\u6d4b\u8bd5\u673a\uff0c\u9700\u8981\u8bbe\u6210\u4e00\u6761\u8def\u7531\u628a\u590d\u5236\u540e\u7684\u771f\u5b9e\u6d41\u91cf\u5bfc\u5411\u6d4b\u8bd5\u673a\u3002\u9700\u8981\u66f4\u6539\u9ed8\u8ba4\u8def\u7531\uff1a\u5220\u6389\u5f53\u524d\u7684\u9ed8\u8ba4\u8def\u7531\uff0c\u65b0\u7684\u9ed8\u8ba4\u8def\u7531\u4ece\u6b63\u786e\u7684\u7f51\u5361\u6307\u5411\u6d4b\u8bd5\u673a<\/span><span lang=\"EN-US\">2<\/span><span style=\"font-family:\u5b8b\u4f53\">\u7684<\/span><span lang=\"EN-US\">IP<\/span><span style=\"font-family:\u5b8b\u4f53\">\u3002<span lang=\"EN-US\"><o:p><\/o:p><\/span><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"># route del default<o:p><\/o:p><\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"># route add default gw 10.213.243.156 dev eth1<\/span><\/p>\n<p class=\"p0\"><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"><o:p><\/o:p><\/span><span style=\"color: rgb(0, 0, 0); font-family: Verdana, Geneva, sans-serif; font-size: 16px; line-height: 22px;\">copyright ykyi.net<\/span><span lang=\"EN-US\" style=\"font-family:\u5b8b\u4f53\"><o:p><\/o:p><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6d4b\u8bd5\u7ed3\u679c\u4ecb\u7ecd\uff1a &nbsp; tcpcopy\u5728\u7f16\u8bd1\u671f\u914d\u7f6e\u6210\u4f7f\u7528NFQueue\u6a21\u5f0f\uff0c\u7528Raw Socket\u6293\u5305\u3002\u7ebf\u4e0a\u673a\u7684\u6d41\u91cf\u88ab\u6210\u529f\u590d\u5236\u5e76\u5bfc\u5411\u6d4b\u8bd5\u673a\u3002\u7ecf\u6539\u52a8\u7684tcpd\u521d\u671f\u5de5\u4f5c\u6b63\u5e38\u3002 \u6539\u52a8\u7248\u7684tcpd(\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2aecho\u670d\u52a1\u5668)\u3002\u6d4b\u8bd5\u673a\u4e0a\u7684tcpd\u628a\u6536\u5230\u7684\u62a5\u6587\u88ab\u6253\u5370\u5230\u65e5\u5fd7\u6587\u4ef6\u3002\u4f46\u65e5\u5fd7\u6587\u4ef6\u52306M+\u5927\u5c0f\u7684\u65f6\u5019\uff0c\u5c31\u505c\u6b62\u6253\u5370\u3002\u76ee\u524d\u8fd8\u6ca1\u6709\u67e5\u5230\u539f\u56e0\uff0c\u53ef\u80fd\u662f\u6539\u52a8\u540e\u7684tcpd\u7684Bug\u3002\u6b64\u65f6\uff0ctcpdump\u4ecd\u7136\u6293\u5230\u5927\u91cf\u4ece\u7ebf\u4e0a\u673a\u590d\u5236\u6765\u7684\u771f\u5b9e\u6d41\u91cf\u5230\u8fbe\u6d4b\u8bd5\u673a\u3002tcpcopy\u5e94\u8be5\u662f\u5de5\u4f5c\u6b63\u5e38\u7684\u3002 &nbsp; tcpcopy\u88ab\u7f16\u8bd1\u6210\u4f7f\u7528libpcap\u6293\u5305\u65f6\u4e0d\u80fd\u5728\u7ebf\u4e0a\u673a\u4e0a\u6b63\u5e38\u5de5\u4f5c\u3002tcpdump\u6ca1\u6709\u6293\u5230\u9884\u671f\u4ece\u7ebf\u4e0a\u673a\u590d\u5236\u5230\u6d4b\u8bd5\u673a\u7684\u62a5\u6587\u3002\u539f\u56e0\u662f\uff1a\u7ebf\u4e0a\u673a10.130.68.100\u4e0a\u7684\u771f\u5b9e\u6d41\u91cf\u4ece\u7f51\u7edc\u63a5\u53e3tunl0:0\u8fdb\u5165\uff0c\u4ece\u7f51\u7edc\u63a5\u53e3eth1\u53d1\u51fa\u3002\u5206\u6790tcpd\u7684\u65e5\u5fd7\u53d1\u73b0\uff0ctcpd\u4f7f\u7528libpcap\u53ea\u62ff\u5230tunl0\u7684IP\uff0c\u6ca1\u6709\u53d1\u73b0tunl0:0\u7684IP\u3002\u9700\u8981\u4e86\u89e3IP\u96a7\u9053\uff0c\u548clibpcap\u5e93\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u6709\u53ef\u80fd\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002 &nbsp; \u7f16\u8bd1\u6210\u4f7f\u7528Raw Socket\u6293\u5305\uff0c\u548cAdvanced\u6a21\u5f0f\u65f6\uff0ctcpcopy\u542f\u52a8\u5931\u8d25\uff0c\u9519\u8bef\u65e5\u5fd7\u663e\u793aAdvanced\u6a21\u5f0f\u53ea\u80fd\u4f7f\u7528libpcap\u5e93\u6293\u5305\u3002\u56e0\u6b64\uff0c\u53ea\u6709\u5728\u89e3\u51b3libpcap\u6b63\u786e\u8bc6\u522btunl0:0\u7f51\u7edc\u63a5\u53e3\u540e\uff0c\u624d\u80fd\u5728\u7ebf\u4e0a\u673a\u4e0a\u8fd0\u884ctcpcopy\u3002 &nbsp; \u9884\u5907\u77e5\u8bc6\uff1a Tcpcopy\u53ef\u4ee5\u7f16\u8bd1\u6210\u7528libpcap\u6293\u5305\u6216\u8005\u4f7f\u7528Raw Socket\u6293\u5305\u3002Libpcap\u5e93\u662ftcpdump\u4f7f\u7528\u7684\u6293\u5305\u5e93\uff0cRaw Socket\u662f\u64cd\u4f5c\u7cfb\u7edf\u5185\u5efa\u7684\u529f\u80fd\u3002 \u5b98\u65b9\u6587\u6863\u5efa\u8bae\u7528libpcap\u6293\u5305\uff0c\u4ee5\u83b7\u5f97\u66f4\u9ad8\u6027\u80fd\u548c\u8f83\u4f4e\u4e22\u5305\u7387\u3002 &nbsp; Tcpcopy\u5728\u7f16\u8bd1\u671f\u6307\u5b9a\u5de5\u4f5c\u6a21\u5f0f\u3002tcpcopy\u76ee\u524d\u6709\u4e24\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff0c\u4e00\u79cd\u4f7f\u7528IPQueue\u6280\u672f\u6216\u8005NFQueue\u6280\u672f\u3002NFQueue\u6280\u672f\u662f\u7528\u6765\u66ff\u4ee3IPQueue\u6280\u672f\u7684\u3002\u6211\u4eec\u76ee\u524d\u4f7f\u7528\u7684tlinux\uff0c\u5185\u5efa\u4e86NFQueue\u5185\u6838\u6a21\u5757\uff0c\u6ca1\u6709\u5f00\u542fIPQueue\u6a21\u5757\u3002\u56e0\u4e3aNFQueue\u662f\u5185\u5efa\u7684\u5373CONF_XXXXXX = y\uff0c\u800c\u4e0d\u662f\u7f16\u8bd1\u6210\u6a21\u5757\uff0c\u5373CONF_XXXXX = m, \u6240\u4ee5\u6211\u4eec\u5728\u73af\u5883\u4e2d\u4e0d\u9700\u8981\u4f7f\u7528modprobe \u52a0\u8f7dIPQueue\u6216\u8005NFQueue\u6a21\u5757\u3002\u5ffd\u7565\u5b98\u65b9\u6587\u6863\u4e2d\u63d0\u5230\u7684modprobe ip_queue\u3002 &nbsp; \u6d4b\u8bd5\u6b65\u9aa4\uff1a &nbsp; \u4f7f\u7528NFQueue\u6a21\u5f0f\uff1a \u7ebf\u4e0a\u673a\uff1a10.130.68.100 \u7f16\u8bd1tcpcopy\u65f6\u6307\u5b9a\u4f7f\u7528NFQueue\u3002\u4e0d\u8981\u6307\u5b9a &#8211;enable-pcap\uff0c\u5219\u9ed8\u8ba4\u4f7f\u7528raw socket\u6293\u5305\u3002\u7528pcap\u6293\u5305\u65f6\u8bc6\u522b\u4e0d\u5230\u7f51\u7edc\u63a5\u53e3tunl0:0\uff0c\u800ctunl0:0\u662f\u771f\u5b9e\u6d41\u91cf\u7684\u5165\u53e3\u3002 # .\/configure &#8211;enable-nfqueue #.\/make \u751f\u6210\u7684tcpcopy\u5728 src\/tcpcopy \u76ee\u5f55\u4e0b\u3002 \u8fd0\u884ctcpcopy\u547d\u4ee4\uff0c\u628a\u6d41\u91cf\u590d\u5236\u5230\u6d4b\u8bd5\u673a\uff1a # .\/tcpcopy -x 80-10.213.243.156 \u6d4b\u8bd5\u673a\uff1a10.213.243.156 \u7f16\u8bd1tcpcopy\u65f6\u540c\u6837\u6307\u5b9a&#8211;enable-nfqueue\uff0c\u4e0d\u8981\u6307\u5b9a&#8211;enable-pcap\u3002\u7136\u540e\u8fd0\u884cintercept # .\/intercept &nbsp; \u4f7f\u7528Advanced\u6a21\u5f0f\uff1a \u56e0\u4e3a\u6682\u65f6\u672a\u80fd\u89e3\u51b3\u7528libpcap\u8bc6\u522b\u5230\u7f51\u7edc\u8bbe\u5907tunel0:0\u7684\u95ee\u9898\uff0c\u5b9e\u9645\u4e0aAdvanced\u6a21\u5f0f\u6682\u65f6\u4e0d\u80fd\u5de5\u4f5c\u3002\u6839\u636e\u4ee5\u524d\u7684\u4f7f\u7528\u7ecf\u9a8c\uff0c\u7528Advanced\u6a21\u5f0f\u65f6\u9700\u8981\u6ce8\u610f\u4e24\u70b9\uff1a 1. \u5728.\/configure\u65f6\u6307\u5b9a &#8211;enable-advaned &hellip; <a href=\"https:\/\/ykyi.net\/?p=999\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;\u7528\u7ebf\u4e0a\u673a\u6d4b\u8bd5tcpcopy\u57fa\u672c\u901a\u8fc7\u3002\u652f\u6301\u65e7\u6a21\u5f0f\uff0cAdvanced\u6a21\u5f0f\u5931\u8d25&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[77],"class_list":["post-999","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-tcpcopy"],"_links":{"self":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts\/999","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=999"}],"version-history":[{"count":0,"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts\/999\/revisions"}],"wp:attachment":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}