{"id":16742,"date":"2024-11-18T11:57:54","date_gmt":"2024-11-18T03:57:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/16742\/"},"modified":"2024-11-18T11:57:54","modified_gmt":"2024-11-18T03:57:54","slug":"%e9%ba%92%e9%ba%9f%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f%e5%a6%82%e4%bd%95%e6%8f%90%e4%be%9b%e7%bd%91%e7%bb%9c%e6%b5%81%e9%87%8f%e5%92%8c%e5%b8%a6%e5%ae%bd%e7%ae%a1%e7%90%86%e7%9a%84%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/16742\/","title":{"rendered":"\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u5982\u4f55\u63d0\u4f9b\u7f51\u7edc\u6d41\u91cf\u548c\u5e26\u5bbd\u7ba1\u7406\u7684\u89e3\u51b3\u65b9\u6848\uff1f"},"content":{"rendered":"

\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u5982\u4f55\u63d0\u4f9b\u7f51\u7edc\u6d41\u91cf\u548c\u5e26\u5bbd\u7ba1\u7406\u7684\u89e3\u51b3\u65b9\u6848\uff1f<\/p>\n

\u7b80\u4ecb\uff1a
\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u662f\u4e00\u79cd\u57fa\u4e8eLinux\u5185\u6838\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5176\u4ee5\u9ad8\u6027\u80fd\u548c\u9ad8\u5ea6\u53ef\u5b9a\u5236\u6027\u800c\u8457\u540d\u3002\u5728\u7f51\u7edc\u5e94\u7528\u65b9\u9762\uff0c\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u89e3\u51b3\u65b9\u6848\uff0c\u5176\u4e2d\u5305\u62ec\u7f51\u7edc\u6d41\u91cf\u548c\u5e26\u5bbd\u7ba1\u7406\u7684\u529f\u80fd\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e9b\u529f\u80fd\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u4ee3\u7801\u793a\u4f8b\u4f9b\u53c2\u8003\u3002<\/p>\n

\u4e00\u3001\u6d41\u91cf\u63a7\u5236
\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u901a\u8fc7\u4f7f\u7528\u7f51\u7edc\u8bbe\u5907\u961f\u5217\u548c\u6d41\u91cf\u63a7\u5236\u7b97\u6cd5\u6765\u5b9e\u73b0\u6d41\u91cf\u63a7\u5236\u529f\u80fd\u3002\u901a\u8fc7\u5c06\u6d41\u91cf\u63a7\u5236\u7b97\u6cd5\u5e94\u7528\u4e8e\u7f51\u7edc\u8bbe\u5907\u961f\u5217\u4e2d\u7684\u6570\u636e\u5305\uff0c\u53ef\u4ee5\u9650\u5236\u8bbe\u5907\u7684\u53d1\u9001\u548c\u63a5\u6536\u901f\u7387\u3002<\/p>\n

\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528tc(traffic control)\u547d\u4ee4\u6765\u5b9e\u73b0\u7b80\u5355\u7684\u6d41\u91cf\u63a7\u5236\uff1a<\/p>\n

tc qdisc add dev eth0 root handle 1: htb default 10\ntc class add dev eth0 parent 1: classid 1:1 htb rate 100mbit\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate 50mbit\ntc qdisc add dev eth0 parent 1:10 handle 10: sfq perturb 10<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4ee5\u4e0a\u4ee3\u7801\u521b\u5efa\u4e86\u4e00\u4e2a\u5c42\u6b21\u5316\u4ee4\u724c\u6876(htb)\u961f\u5217\uff0c\u5e76\u5c06eth0\u7f51\u5361\u8bbe\u4e3a\u6839\u961f\u5217\u7684\u9ed8\u8ba4\u961f\u5217\u3002\u7136\u540e\uff0c\u4ee3\u7801\u521b\u5efa\u4e86\u4e00\u4e2a\u901f\u7387\u4e3a50mbit\u7684\u5b50\u7c7b\u961f\u5217\uff0c\u5e76\u521b\u5efa\u4e86\u4e00\u4e2asfq\u961f\u5217\u4f5c\u4e3a\u5b50\u7c7b\u961f\u5217\u7684\u5b50\u961f\u5217\uff0c\u4ee5\u5b9e\u73b0\u6d41\u91cf\u63a7\u5236\u3002<\/p>\n
\u4e8c\u3001\u5e26\u5bbd\u7ba1\u7406
\u9664\u4e86\u6d41\u91cf\u63a7\u5236\uff0c\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u8fd8\u63d0\u4f9b\u4e86\u5e26\u5bbd\u7ba1\u7406\u7684\u529f\u80fd\u3002\u5e26\u5bbd\u7ba1\u7406\u5141\u8bb8\u7528\u6237\u6839\u636e\u5e94\u7528\u7a0b\u5e8f\u9700\u6c42\u5206\u914d\u7f51\u7edc\u5e26\u5bbd\uff0c\u4ee5\u786e\u4fdd\u6bcf\u4e2a\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u83b7\u5f97\u516c\u5e73\u4e14\u9002\u5f53\u7684\u5e26\u5bbd\u4efd\u989d\u3002<\/p>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528tc\u547d\u4ee4\u6765\u5b9e\u73b0\u7b80\u5355\u7684\u5e26\u5bbd\u7ba1\u7406\uff1a<\/p>\n
tc qdisc add dev eth0 root handle 1: htb default 10\ntc class add dev eth0 parent 1: classid 1:1 htb rate 100mbit\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate 50mbit ceil 100mbit\ntc qdisc add dev eth0 parent 1:10 handle 10: sfq perturb 10<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4ee5\u4e0a\u4ee3\u7801\u521b\u5efa\u4e86\u4e00\u4e2a\u5c42\u6b21\u5316\u4ee4\u724c\u6876(htb)\u961f\u5217\uff0c\u5e76\u5c06eth0\u7f51\u5361\u8bbe\u4e3a\u6839\u961f\u5217\u7684\u9ed8\u8ba4\u961f\u5217\u3002\u7136\u540e\uff0c\u4ee3\u7801\u521b\u5efa\u4e86\u4e00\u4e2a\u901f\u7387\u4e3a50mbit\u4f46\u6700\u5927\u4e0d\u8d85\u8fc7100mbit\u7684\u5b50\u7c7b\u961f\u5217\uff0c\u5e76\u521b\u5efa\u4e86\u4e00\u4e2asfq\u961f\u5217\u4f5c\u4e3a\u5b50\u7c7b\u961f\u5217\u7684\u5b50\u961f\u5217\uff0c\u4ee5\u5b9e\u73b0\u5e26\u5bbd\u7ba1\u7406\u3002<\/p>\n
\u4e09\u3001\u6d41\u91cf\u5206\u6d41
\u6d41\u91cf\u5206\u6d41\u662f\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u7684\u7f51\u7edc\u7ba1\u7406\u529f\u80fd\u3002\u5b83\u5141\u8bb8\u7528\u6237\u5c06\u7f51\u7edc\u6d41\u91cf\u5206\u914d\u5230\u4e0d\u540c\u7684\u94fe\u8def\u6216\u63a5\u53e3\u4e0a\uff0c\u4ee5\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u5197\u4f59\u5907\u4efd\u3002<\/p>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528iptables\u547d\u4ee4\u6765\u5b9e\u73b0\u7b80\u5355\u7684\u6d41\u91cf\u5206\u6d41\uff1a<\/p>\n
iptables -t mangle -A PREROUTING -i eth0 -j CONNMARK --set-mark 1\niptables -t mangle -A PREROUTING -m mark --mark 1 -j DNAT --to-destination 192.168.1.100\niptables -t nat -A POSTROUTING -m mark --mark 1 -j SNAT --to-source 192.168.1.1<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4ee5\u4e0a\u4ee3\u7801\u901a\u8fc7\u8bbe\u7f6e\u5305\u6807\u8bb0(mark)\u6765\u5b9e\u73b0\u6d41\u91cf\u5206\u6d41\u3002\u9996\u5148\uff0c\u5728PREROUTING\u94fe\u4e0a\uff0c\u4ee3\u7801\u5c06\u8fdb\u5165eth0\u63a5\u53e3\u7684\u6570\u636e\u5305\u7684\u6807\u8bb0\u8bbe\u7f6e\u4e3a1\u3002\u7136\u540e\uff0c\u4ee3\u7801\u5c06\u6807\u8bb0\u4e3a1\u7684\u6570\u636e\u5305\u91cd\u5b9a\u5411\u5230\u76ee\u6807\u5730\u5740\u4e3a192.168.1.100\u7684\u4e3b\u673a\u4e0a\u3002\u6700\u540e\uff0c\u5728POSTROUTING\u94fe\u4e0a\uff0c\u4ee3\u7801\u5c06\u6807\u8bb0\u4e3a1\u7684\u6570\u636e\u5305\u7684\u6e90\u5730\u5740\u91cd\u5199\u4e3a192.168.1.1\uff0c\u4ee5\u5b9e\u73b0\u51fa\u53e3\u6d41\u91cf\u7684\u5206\u6d41\u3002<\/p>\n
\u7ed3\u8bed\uff1a
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\u4ee5\u4e0a\u5c31\u662f\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u5982\u4f55\u63d0\u4f9b\u7f51\u7edc\u6d41\u91cf\u548c\u5e26\u5bbd\u7ba1\u7406\u7684\u89e3\u51b3\u65b9\u6848\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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