{"id":37,"date":"2014-04-06T14:17:55","date_gmt":"2014-04-06T06:17:55","guid":{"rendered":"http:\/\/blog.qiaogen.com\/?p=37"},"modified":"2014-04-06T14:17:55","modified_gmt":"2014-04-06T06:17:55","slug":"tc-%e9%99%90%e9%80%9f%e4%be%8b%e5%ad%90","status":"publish","type":"post","link":"https:\/\/www.sangqiao.com\/blog\/archives\/37","title":{"rendered":"tc \u9650\u901f\u4f8b\u5b50"},"content":{"rendered":"

#!\/bin\/bash
\nDEV=”tun0″
\nUPLINK=300
\n#\u4e0b\u884cdownlink 3200 k \u5927\u6982\u4e00\u534a\u5de6\u53f3,\u4ee5\u4fbf\u80fd\u591f\u5f97\u5230\u66f4\u591a\u7684\u5e76\u53d1\u8fde\u63a5
\nDOWNLINK=2048
\nVIP1=”192.168.1.159\/32″
\nVIP2=”192.168.1.163\/32″
\n##\u4e24\u4e2avip\u7528\u6237<\/p>\n

echo “==================== Packetfilter and Traffic Control \u6d41\u91cf\u63a7\u5236 By \u7f51\u7edc\u6280\u672f\u90e8 Ver. 1.0====================”<\/p>\n

start_routing() {
\necho -n “\u961f\u5217\u8bbe\u7f6e\u5f00\u59cbstart……”
\n#tc qdisc del dev $DEV root >null 2&>1
\n#\u5220\u9664\u539f\u6765\u7684\u961f\u5217<\/p>\n

#1.\u589e\u52a0\u4e00\u4e2a\u6839\u961f\u5217\uff0c\u6ca1\u6709\u8fdb\u884c\u5206\u7c7b\u7684\u6570\u636e\u5305\u90fd\u8d70\u8fd9\u4e2a1:24\u662f\u7f3a\u7701\u7c7b:
\ntc qdisc add dev $DEV root handle 1: htb default 24
\n#1.1\u589e\u52a0\u4e00\u4e2a\u6839\u961f\u4e0b\u9762\u4e3b\u5e72\u7c7b1: \u901f\u7387\u4e3a$UPLINK k
\ntc class add dev $DEV parent 1: classid 1:1 htb rate ${UPLINK}kbit ceil ${UPLINK}kbit prio 0<\/p>\n

#1.1.1 \u5728\u4e3b\u5e72\u7c7b1\u4e0b\u5efa\u7acb\u7b2c\u4e00\u53f6\u5b50\u7c7b,\u8fd9\u662f\u4e00\u4e2a\u6700\u9ad8\u4f18\u5148\u6743\u7684\u7c7b.\u9700\u8981\u9ad8\u4f18\u5148\u548c\u9ad8\u901f\u7684\u5305\u8d70\u8fd9\u6761\u901a\u9053,\u6bd4\u5982SYN,ACK,ICMP\u7b49
\ntc class add dev $DEV parent 1:1 classid 1:11 htb rate $[$UPLINK]kbit ceil ${UPLINK}kbit prio 1
\n#1.1.2 \u5728\u4e3b\u7c7b1\u4e0b\u5efa\u7acb\u7b2c\u4e8c\u53f6\u5b50\u7c7b ,\u8fd9\u662f\u4e00\u4e2a\u6b21\u9ad8\u4f18\u5148\u6743\u7684\u7c7b\u3002\u6bd4\u5982\u6211\u4eec\u91cd\u8981\u7684crm\u6570\u636e.
\ntc class add dev $DEV parent 1:1 classid 1:12 htb rate $[$UPLINK-150]kbit ceil ${UPLINK-50}kbit prio 2<\/p>\n

#1.2 \u5728\u6839\u7c7b\u4e0b\u5efa\u7acb\u6b21\u5e72\u7c7b classid 1:2 \u3002\u6b64\u6b21\u5e72\u7c7b\u7684\u4e0b\u9762\u5168\u90e8\u4f18\u5148\u6743\u4f4e\u4e8e\u4e3b\u5e72\u7c7b,\u4ee5\u9632\u91cd\u8981\u6570\u636e\u5835\u585e.
\ntc class add dev $DEV parent 1: classid 1:2 htb rate $[$UPLINK-150]kbit prio 3<\/p>\n

#1.2.1 \u5728\u6b21\u5e72\u7c7b\u4e0b\u5efa\u7acb\u7b2c\u4e00\u53f6\u5b50\u7c7b,\u53ef\u4ee5\u8dd1\u4f8b\u5982http,pop\u7b49.
\ntc class add dev $DEV parent 1:2 classid 1:21 htb rate 100kbit ceil $[$UPLINK-150]kbit prio 4<\/p>\n

#1.2.2 \u5728\u6b21\u5e72\u7c7b\u4e0b\u5efa\u7acb\u7b2c\u4e8c\u53f6\u5b50\u7c7b\u3002\u4e0d\u8981\u592a\u9ad8\u7684\u901f\u5ea6,\u4ee5\u9632\u53d1\u5927\u7684\u9644\u4ef6\u5927\u91cf\u5360\u7528\u5e26\u5bbd,\u4f8b\u5982smtp\u7b49
\ntc class add dev $DEV parent 1:2 classid 1:22 htb rate 30kbit ceil $[$UPLINK-160]kbit prio 5<\/p>\n

#1.2.3 \u5728\u6b21\u5e72\u7c7b\u4e0b\u5efa\u7acb\u7b2c\u4e09\u53f6\u5b50\u7c7b\u3002\u4e0d\u8981\u592a\u591a\u7684\u5e26\u5bbd,\u4ee5\u9632\u5927\u91cf\u7684\u6570\u636e\u5835\u585e\u7f51\u7edc,\u4f8b\u5982ftp-data\u7b49,
\ntc class add dev $DEV parent 1:2 classid 1:23 htb rate 15kbit ceil $[$UPLINK-170]kbit prio 6<\/p>\n

#1.2.4 \u5728\u6b21\u5e72\u7c7b\u4e0b\u5efa\u7acb\u7b2c\u56db\u53f6\u5b50\u7c7b\u3002\u65e0\u6240\u8c13\u7684\u6570\u636e\u901a\u9053,\u65e0\u9700\u8981\u592a\u591a\u7684\u5e26\u5bbd,\u4ee5\u9632\u65e0\u6240\u8c13\u7684\u4eba\u5728\u963b\u788d\u6b63\u52a1.
\ntc class add dev $DEV parent 1:2 classid 1:24 htb rate 5kbit ceil $[$UPLINK-250]kbit prio 7<\/p>\n

#1.3 \u5728\u4e3b\u5e72\u7c7b1\u4e0b\u5efa\u7acb\u7b2c\u4e09\u53f6\u5b50\u7c7b\uff0c\u7ed9VIP\u7528\u6237\uff08\u5c3d\u91cf\u4e0d\u9650\u901f\uff09
\ntc class add dev $DEV parent 1: classid 1:3 htb rate $[$UPLINK+1000]kbit prio 3<\/p>\n

#\u5728\u6bcf\u4e2a\u7c7b\u4e0b\u9762\u518d\u9644\u52a0\u4e0a\u53e6\u4e00\u4e2a\u961f\u5217\u89c4\u5b9a,\u968f\u673a\u516c\u5e73\u961f\u5217(SFQ)\uff0c\u4e0d\u88ab\u67d0\u4e2a\u8fde\u63a5\u4e0d\u505c\u5360\u7528\u5e26\u5bbd,\u4ee5\u4fdd\u8bc1\u5e26\u5bbd\u7684\u5e73\u5747\u516c\u5e73\u4f7f\u7528\uff1a
\n#SFQ(Stochastic Fairness Queueing\uff0c\u968f\u673a\u516c\u5e73\u961f\u5217),SFQ\u7684\u5173\u952e\u8bcd\u662f\u201c\u4f1a\u8bdd\u201d(\u6216\u79f0\u4f5c\u201c\u6d41\u201d) \uff0c
\n#\u4e3b\u8981\u9488\u5bf9\u4e00\u4e2aTCP\u4f1a\u8bdd\u6216\u8005UDP\u6d41\u3002\u6d41\u91cf\u88ab\u5206\u6210\u76f8\u5f53\u591a\u6570\u91cf\u7684FIFO\u961f\u5217\u4e2d\uff0c\u6bcf\u4e2a\u961f\u5217\u5bf9\u5e94\u4e00\u4e2a\u4f1a\u8bdd\u3002
\n#\u6570\u636e\u6309\u7167\u7b80\u5355\u8f6e\u8f6c\u7684\u65b9\u5f0f\u53d1\u9001, \u6bcf\u4e2a\u4f1a\u8bdd\u90fd\u6309\u987a\u5e8f\u5f97\u5230\u53d1\u9001\u673a\u4f1a\u3002\u8fd9\u79cd\u65b9\u5f0f\u975e\u5e38\u516c\u5e73\uff0c\u4fdd\u8bc1\u4e86\u6bcf\u4e00
\n#\u4e2a\u4f1a\u8bdd\u90fd\u4e0d\u4f1a\u6ca1\u5176\u5b83\u4f1a\u8bdd\u6240\u6df9\u6ca1\u3002SFQ\u4e4b\u6240\u4ee5\u88ab\u79f0\u4e3a\u201c\u968f\u673a\u201d\uff0c\u662f\u56e0\u4e3a\u5b83\u5e76\u4e0d\u662f\u771f\u7684\u4e3a\u6bcf\u4e00\u4e2a\u4f1a\u8bdd\u521b\u5efa
\n#\u4e00\u4e2a\u961f\u5217\uff0c\u800c\u662f\u4f7f\u7528\u4e00\u4e2a\u6563\u5217\u7b97\u6cd5\uff0c\u628a\u6240\u6709\u7684\u4f1a\u8bdd\u6620\u5c04\u5230\u6709\u9650\u7684\u51e0\u4e2a\u961f\u5217\u4e2d\u53bb\u3002
\n#\u53c2\u6570perturb\u662f\u591a\u5c11\u79d2\u540e\u91cd\u65b0\u914d\u7f6e\u4e00\u6b21\u6563\u5217\u7b97\u6cd5\u3002\u9ed8\u8ba4\u4e3a10
\ntc qdisc add dev $DEV parent 1:11 handle 111: sfq perturb 5
\ntc qdisc add dev $DEV parent 1:12 handle 112: sfq perturb 5
\ntc qdisc add dev $DEV parent 1:3 handle 13: sfq perturb 5
\ntc qdisc add dev $DEV parent 1:21 handle 121: sfq perturb 10
\ntc qdisc add dev $DEV parent 1:22 handle 122: sfq perturb 10
\ntc qdisc add dev $DEV parent 1:23 handle 133: sfq perturb 10
\ntc qdisc add dev $DEV parent 1:24 handle 124: sfq perturb 10
\necho “\u961f\u5217\u8bbe\u7f6e\u6210\u529f.done.”
\necho -n “\u8bbe\u7f6e\u5305\u8fc7\u6ee4 Setting up Filters……”
\n#\u8fd9\u91cc\u8bbe\u7f6e\u8fc7\u6ee4\u5668,handle \u662fiptables\u4f5cmark\u7684\u503c,\u8ba9\u88abiptables \u5728mangle\u94fe\u505a\u4e86mark\u7684\u4e0d\u540c\u7684\u503c\u9009\u62e9\u4e0d\u540c\u7684\u901a
\n#\u9053classid,\u800cprio \u662f\u8fc7\u6ee4\u5668\u7684\u4f18\u5148\u7ea7\u522b.
\ntc filter add dev $DEV parent 1:0 protocol ip prio 1 handle 1 fw classid 1:11
\ntc filter add dev $DEV parent 1:0 protocol ip prio 2 handle 2 fw classid 1:12
\ntc filter add dev $DEV parent 1:0 protocol ip prio 3 handle 3 fw classid 1:21
\ntc filter add dev $DEV parent 1:0 protocol ip prio 3 handle 3 fw classid 1:3
\ntc filter add dev $DEV parent 1:0 protocol ip prio 4 handle 4 fw classid 1:22
\ntc filter add dev $DEV parent 1:0 protocol ip prio 5 handle 5 fw classid 1:23
\ntc filter add dev $DEV parent 1:0 protocol ip prio 6 handle 6 fw classid 1:24
\necho “\u8bbe\u7f6e\u8fc7\u6ee4\u5668\u6210\u529f.done.”<\/p>\n

########## downlink ##########################################################################
\n#6. \u4e0b\u884c\u7684\u9650\u5236:
\n#\u8bbe\u7f6e\u5165\u961f\u7684\u89c4\u5219,\u662f\u56e0\u4e3a\u628a\u4e00\u4e9b\u7ecf\u5e38\u4f1a\u9020\u6210\u4e0b\u8f7d\u5927\u6587\u4ef6\u7684\u7aef\u53e3\u8fdb\u884c\u63a7\u5236,\u4e0d\u8ba9\u5b83\u4eec\u6765\u5f97\u592a\u5feb,\u5bfc\u81f4\u5835\u585e.\u6765\u5f97\u592a\u5feb
\n#\u7684\u5c31\u76f4\u63a5drop,\u5c31\u4e0d\u4f1a\u6d6a\u8d39\u548c\u5360\u7528\u673a\u5668\u65f6\u95f4\u548c\u529b\u91cf\u53bb\u5904\u7406\u4e86.
\n#(1). \u628a\u4e0b\u884c\u901f\u7387\u63a7\u5236\u5728\u5927\u69821000-1500k\u5de6\u53f3,\u56e0\u4e3a\u8fd9\u4e2a\u901f\u5ea6\u5df2\u7ecf\u8db3\u591f\u7528\u4e86,\u4ee5\u4fbf\u80fd\u591f\u5f97\u5230\u66f4\u591a\u7684\u5e76\u53d1\u4e0b\u8f7d\u8fde\u63a5<\/p>\n

tc qdisc add dev $DEV handle ffff: ingress<\/p>\n

tc filter add dev $DEV parent ffff: protocol ip prio 50 handle 8 fw police rate ${DOWNLINK}kbit burst 10k drop flowid :8
\n##vip \u901a\u9053\uff0c\u7ed9\u7279\u6b8aip\u8f83\u9ad8\u7684\u4f18\u5148\u7ea7\u548c\u8f83\u5927\u7684\u4e0b\u8f7d\u901f\u5ea6
\ntc filter add dev $DEV parent ffff: protocol ip prio 3 u32 match ip dst $VIP1 police rate 2000kbit burst 10k drop flowid :1
\ntc filter add dev $DEV parent ffff: protocol ip prio 3 u32 match ip dst $VIP2 police rate 2000kbit burst 10k drop flowid :1<\/p>\n

#(2).\u5982\u679c\u5185\u90e8\u7f51\u6570\u636e\u6d41\u4e0d\u662f\u5f88\u75af\u72c2\u7684\u8bdd,\u5c31\u4e0d\u7528\u505a\u4e0b\u8f7d\u7684\u9650\u5236\u4e86,\u7528#\u7b26\u53f7\u5c4f\u853d\u4e0a\u9762\u4e24\u884c\u5373\u53ef.
\n#(3).\u5982\u679c\u8981\u5bf9\u4efb\u4f55\u8fdb\u6765\u6570\u636e\u7684\u6570\u636e\u8fdb\u884c\u9650\u901f\u7684\u8bdd,\u53ef\u4ee5\u7528\u4e0b\u9762\u8fd9\u53e5:
\ntc filter add dev $DEV parent ffff: protocol ip prio 10 u32 match ip src 0.0.0.0\/0 police rate ${DOWNLINK}kbit burst 10k drop flowid :1
\n}
\n###############################################################################################
\n#7. \u5f00\u59cb\u7ed9\u6570\u636e\u5305\u6253\u6807\u8bb0\uff0c\u5f80PREROUTING\u94fe\u4e2d\u6dfb\u52a0mangle\u89c4\u5219\uff1a
\nstart_mangle() {<\/p>\n

echo -n “\u5f00\u59cb\u7ed9\u6570\u636e\u5305\u6253\u6807\u8bb0……start mangle mark……”<\/p>\n

iptables -F -t mangle
\niptables -X -t mangle
\niptables -Z -t mangle<\/p>\n

#(1)\u628a\u51fa\u53bb\u7684\u4e0d\u540c\u7c7b\u6570\u636e\u5305(\u4e3adport)\u7ed9mark\u4e0a\u6807\u8bb01–6.\u8ba9\u5b83\u8d70\u4e0d\u540c\u7684\u901a\u9053
\n#(2)\u628a\u8fdb\u6765\u7684\u6570\u636e\u5305(\u4e3asport)\u7ed9mark\u4e0a\u6807\u8bb08,\u8ba9\u5b83\u53d7\u5230\u4e0b\u884c\u7684\u9650\u5236,\u4ee5\u514d\u901f\u5ea6\u592a\u8fc7\u5feb\u800c\u5f71\u54cd\u5168\u5c40.
\n#(3)\u6bcf\u6761\u89c4\u5219\u4e0b\u6839\u7740return\u7684\u610f\u601d\u662f\u53ef\u4ee5\u901a\u8fc7RETURN\u65b9\u6cd5\u907f\u514d\u904d\u5386\u6240\u6709\u7684\u89c4\u5219,\u52a0\u5feb\u4e86\u5904\u7406\u901f\u5ea6<\/p>\n

##\u8bbe\u7f6evip
\n##\u8bbe\u7f6eTOS\u7684\u5904\u7406\uff1a
\niptables -t mangle -A PREROUTING -m tos –tos Minimize-Delay -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -m tos –tos Minimize-Delay -j RETURN
\niptables -t mangle -A PREROUTING -m tos –tos Minimize-Cost -j MARK –set-mark 4
\niptables -t mangle -A PREROUTING -m tos –tos Minimize-Cost -j RETURN
\niptables -t mangle -A PREROUTING -m tos –tos Maximize-Throughput -j MARK –set-mark 5
\niptables -t mangle -A PREROUTING -m tos –tos Maximize-Throughput -j RETURN<\/p>\n

##\u63d0\u9ad8tcp\u521d\u59cb\u8fde\u63a5(\u4e5f\u5c31\u662f\u5e26\u6709SYN\u7684\u6570\u636e\u5305)\u7684\u4f18\u5148\u6743\u662f\u975e\u5e38\u660e\u667a\u7684\uff1a
\niptables -t mangle -A PREROUTING -p tcp -m tcp –tcp-flags SYN,RST,ACK SYN -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -p tcp -m tcp –tcp-flags SYN,RST,ACK SYN -j RETURN<\/p>\n

######icmp,\u60f3ping\u6709\u826f\u597d\u7684\u53cd\u5e94,\u653e\u5728\u7b2c\u4e00\u7c7b\u5427.
\niptables -t mangle -A PREROUTING -p icmp -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -p icmp -j RETURN<\/p>\n

# small packets (probably just ACKs)\u957f\u5ea6\u5c0f\u4e8e64\u7684\u5c0f\u5305\u901a\u5e38\u662f\u9700\u8981\u5feb\u4e9b\u7684,\u4e00\u822c\u662f\u7528\u6765\u786e\u8ba4tcp\u7684\u8fde\u63a5\u7684,
\n#\u8ba9\u5b83\u8dd1\u5feb\u4e9b\u7684\u901a\u9053\u5427.\u4e5f\u53ef\u4ee5\u628a\u4e0b\u9762\u4e24\u884c\u5c4f\u853d,\u56e0\u4e3a\u518d\u4e0b\u9762\u6709\u66f4\u591a\u66f4\u660e\u7ec6\u7684\u7aef\u53e3\u5206\u7c7b.
\n#iptables -t mangle -A PREROUTING -p tcp -m length –length :64 -j MARK –set-mark 2
\n#iptables -t mangle -A PREROUTING -p tcp -m length –length :64 -j RETURN<\/p>\n

#ftp\u653e\u7b2c2\u7c7b,\u56e0\u4e3a\u4e00\u822c\u662f\u5c0f\u5305, ftp-data\u653e\u5728\u7b2c5\u7c7b,\u56e0\u4e3a\u4e00\u822c\u662f\u5927\u91cf\u6570\u636e\u7684\u4f20\u9001.
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport ftp -j MARK –set-mark 2
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport ftp -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport ftp-data -j MARK –set-mark 5
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport ftp-data -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport ftp -j MARK –set-mark 8
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport ftp -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport ftp-data -j MARK –set-mark 8
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport ftp-data -j RETURN
\n##\u63d0\u9ad8ssh\u6570\u636e\u5305\u7684\u4f18\u5148\u6743\uff1a\u653e\u5728\u7b2c1\u7c7b,\u8981\u77e5\u9053ssh\u662f\u4ea4\u4e92\u5f0f\u7684\u548c\u91cd\u8981\u7684,\u4e0d\u5bb9\u5f85\u6162\u54e6
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 22 -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 22 -j RETURN
\n#
\n##smtp\u90ae\u4ef6\uff1a\u653e\u5728\u7b2c4\u7c7b,\u56e0\u4e3a\u6709\u65f6\u6709\u4eba\u53d1\u9001\u5f88\u5927\u7684\u90ae\u4ef6,\u4e3a\u907f\u514d\u5b83\u5835\u585e,\u8ba9\u5b83\u8dd14\u9053\u5427
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 25 -j MARK –set-mark 4
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 25 -j RETURN
\n#iptables -t mangle -A PREROUTING -p tcp -m tcp –sport 25 -j MARK –set-mark 8
\n#iptables -t mangle -A PREROUTING -p tcp -m tcp –sport 25 -j RETURN
\n## name-domain server\uff1a\u653e\u5728\u7b2c1\u7c7b,\u8fd9\u6837\u8fde\u63a5\u5e26\u6709\u57df\u540d\u7684\u8fde\u63a5\u624d\u80fd\u5feb\u901f\u627e\u5230\u5bf9\u5e94\u7684\u5730\u5740,\u63d0\u9ad8\u901f\u5ea6\u7684\u4e00\u6cd5
\niptables -t mangle -A PREROUTING -p udp -m udp –dport 53 -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -p udp -m udp –dport 53 -j RETURN
\n#
\n## http\uff1a\u653e\u5728\u7b2c3\u7c7b,\u662f\u6700\u5e38\u7528\u7684,\u6700\u591a\u4eba\u7528\u7684,
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 80 -j MARK –set-mark 3
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 80 -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 80 -j MARK –set-mark 8
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 80 -j RETURN
\n##pop\u90ae\u4ef6\uff1a\u653e\u5728\u7b2c3\u7c7b
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 110 -j MARK –set-mark 3
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 110 -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 110 -j MARK –set-mark 8
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 110 -j RETURN
\n## https\uff1a\u653e\u5728\u7b2c3\u7c7b
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 443 -j MARK –set-mark 3
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 443 -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 443 -j MARK –set-mark 8
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 443 -j RETURN
\n## Microsoft-SQL-Server\uff1a\u653e\u5728\u7b2c2\u7c7b,\u6211\u8fd9\u91cc\u8ba4\u4e3a\u8f83\u91cd\u8981,\u4e00\u5b9a\u8981\u4fdd\u8bc1\u901f\u5ea6\u7684\u548c\u4f18\u5148\u7684.
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 1433 -j MARK –set-mark 2
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 1433 -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 1433 -j MARK –set-mark 8
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 1433 -j RETURN<\/p>\n

## voip\u7528, \u63d0\u9ad8,\u8bed\u97f3\u901a\u9053\u8981\u4fdd\u6301\u9ad8\u901f,\u624d\u4e0d\u4f1a\u65ad\u7eed.
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 1720 -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 1720 -j RETURN
\niptables -t mangle -A PREROUTING -p udp -m udp –dport 1720 -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -p udp -m udp –dport 1720 -j RETURN<\/p>\n

## vpn ,\u7528\u4f5cvoip\u7684,\u4e5f\u8981\u8d70\u9ad8\u901f\u8def,\u624d\u4e0d\u4f1a\u65ad\u7eed.
\niptables -t mangle -A PREROUTING -p udp -m udp –dport 1723 -j MARK –set-mark 1
\niptables -t mangle -A PREROUTING -p udp -m udp –dport 1723 -j RETURN<\/p>\n

## \u653e\u5728\u7b2c1\u7c7b,\u56e0\u4e3a\u6211\u89c9\u5f97\u5b83\u5728\u6211\u5fc3\u4e2d\u5f88\u91cd\u8981,\u4f18\u5148.
\n#iptables -t mangle -A PREROUTING -p tcp -m tcp –dport 7070 -j MARK –set-mark 1
\n#iptables -t mangle -A PREROUTING -p tcp -m tcp –dport 7070 -j RETURN<\/p>\n

## WWW caching service\uff1a\u653e\u5728\u7b2c3\u7c7b
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 8080 -j MARK –set-mark 3
\niptables -t mangle -A PREROUTING -p tcp -m tcp –dport 8080 -j RETURN
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 8080 -j MARK –set-mark 8
\niptables -t mangle -A PREROUTING -p tcp -m tcp –sport 8080 -j RETURN<\/p>\n

##\u63d0\u9ad8\u672c\u5730\u6570\u636e\u5305\u7684\u4f18\u5148\u6743\uff1a\u653e\u5728\u7b2c1
\niptables -t mangle -A OUTPUT -p tcp -m tcp –dport 22 -j MARK –set-mark 1
\niptables -t mangle -A OUTPUT -p tcp -m tcp –dport 22 -j RETURN<\/p>\n

iptables -t mangle -A OUTPUT -p icmp -j MARK –set-mark 1
\niptables -t mangle -A OUTPUT -p icmp -j RETURN<\/p>\n

#\u672c\u5730small packets (probably just ACKs)
\niptables -t mangle -A OUTPUT -p tcp -m length –length :64 -j MARK –set-mark 2
\niptables -t mangle -A OUTPUT -p tcp -m length –length :64 -j RETURN<\/p>\n

#(4). \u5411PREROUTING\u4e2d\u6dfb\u52a0\u5b8cmangle\u89c4\u5219\u540e\uff0c\u7528\u8fd9\u6761\u89c4\u5219\u7ed3\u675fPREROUTING\u8868\uff1a
\n##\u4e5f\u5c31\u662f\u8bf4\u524d\u9762\u6ca1\u6709\u6253\u8fc7\u6807\u8bb0\u7684\u6570\u636e\u5305\u5c06\u4ea4\u7ed91:24\u5904\u7406\u3002
\n##\u5b9e\u9645\u4e0a\u662f\u4e0d\u5fc5\u8981\u7684\uff0c\u56e0\u4e3a1:24\u662f\u7f3a\u7701\u7c7b\uff0c\u4f46\u4ecd\u7136\u6253\u4e0a\u6807\u8bb0\u662f\u4e3a\u4e86\u4fdd\u6301\u6574\u4e2a\u8bbe\u7f6e\u7684\u534f\u8c03\u4e00\u81f4\uff0c\u800c\u4e14\u8fd9\u6837
\n#\u8fd8\u80fd\u770b\u5230\u89c4\u5219\u7684\u5305\u8ba1\u6570\u3002<\/p>\n

iptables -t mangle -A PREROUTING -i $DEV -j MARK –set-mark 6
\necho “\u6807\u8bb0\u5b8c\u6bd5! mangle mark done!”
\n}
\n#—————————————————————————————————–<\/p>\n

#8.\u53d6\u6d88mangle\u6807\u8bb0\u7528\u7684\u81ea\u5b9a\u4e49\u51fd\u6570
\nstop_mangle() {<\/p>\n

echo -n “\u505c\u6b62\u6570\u636e\u6807\u8bb0 stop mangle table……”
\n( iptables -t mangle -F && echo “ok.” ) || echo “error.”
\n}<\/p>\n

#9.\u53d6\u6d88\u961f\u5217\u7528\u7684
\nstop_routing() {
\necho -n “(\u5220\u9664\u6240\u6709\u961f\u5217……)”
\n( tc qdisc del dev $DEV root && tc qdisc del dev $DEV ingress && echo “ok.\u5220\u9664\u6210\u529f!” ) || echo “error.”
\n}<\/p>\n

#10.\u663e\u793a\u72b6\u6001
\nstatus() {
\necho “1.show qdisc $DEV (\u663e\u793a\u4e0a\u884c\u961f\u5217):———————————————-”
\ntc -s qdisc show dev $DEV
\necho “2.show class $DEV (\u663e\u793a\u4e0a\u884c\u5206\u7c7b):———————————————-”
\ntc class show dev $DEV
\necho “3. tc -s class show dev $DEV (\u663e\u793a\u4e0a\u884c\u961f\u5217\u548c\u5206\u7c7b\u6d41\u91cf\u8be6\u7ec6\u4fe1\u606f):——————”
\ntc -s class show dev $DEV
\necho “3. tc -s filter ls dev $DEV (\u663e\u793a\u4e0b\u884c\u961f\u5217\u548c\u5206\u7c7b\u6d41\u91cf\u8be6\u7ec6\u4fe1\u606f):——————”
\ntc filter ls dev $DEV parent ffff:
\necho “\u8bf4\u660e:\u8bbe\u7f6e\u603b\u961f\u5217\u4e0a\u884c\u5e26\u5bbd $UPLINK k.”
\necho “1. classid 1:11 ssh\u3001dns\u3001\u548c\u5e26\u6709SYN\u6807\u8bb0\u7684\u6570\u636e\u5305\u3002\u8fd9\u662f\u6700\u9ad8\u4f18\u5148\u6743\u7684\u7c7b\u5305\u5e76\u6700\u5148\u7c7b ”
\necho “2. classid 1:12 \u91cd\u8981\u6570\u636e,\u8fd9\u662f\u8f83\u9ad8\u4f18\u5148\u6743\u7684\u7c7b\u3002”
\necho “3. classid 1:21 web,pop \u670d\u52a1 ”
\necho “4. classid 1:22 smtp\u670d\u52a1 ”
\necho “5. classid 1:23 ftp-data\u670d\u52a1 ”
\necho “6. classid 1:24 \u5176\u4ed6\u670d\u52a1 ”
\necho “7. classid 1:3 VIP\u901a\u9053 ”
\n}<\/p>\n

#11.\u663e\u793a\u5e2e\u52a9
\nusage() {
\necho “\u4f7f\u7528\u65b9\u6cd5(usage): `basename $0` [start | stop | restart | status | mangle ]”
\necho “\u53c2\u6570\u4f5c\u7528:”
\necho “start\u00a0\u00a0 \u5f00\u59cb\u6d41\u91cf\u63a7\u5236”
\necho “stop\u00a0\u00a0\u00a0 \u505c\u6b62\u6d41\u91cf\u63a7\u5236”
\necho “restart \u91cd\u542f\u6d41\u91cf\u63a7\u5236”
\necho “status \u663e\u793a\u961f\u5217\u6d41\u91cf”
\necho “mangle \u663e\u793amark\u6807\u8bb0”
\n}<\/p>\n

#———————————————————————————————-
\n#12. \u4e0b\u9762\u662f\u811a\u672c\u8fd0\u884c\u53c2\u6570\u7684\u9009\u62e9\u7684\u63a7\u5236
\n#
\n#kernel=` kernelversion`
\nkernel=`uname -r|cut -b 1-3`
\ncase “$kernel” in
\n2.2)
\necho ” (!) Error: won’t do anything with 2.2.x \u4e0d\u652f\u6301\u5185\u68382.2.x”
\nexit 1
\n;;<\/p>\n

2.4|2.6)
\ncase “$1” in
\nstart)
\n( start_routing && start_mangle && echo “\u5f00\u59cb\u6d41\u91cf\u63a7\u5236! TC started!” ) || echo “error.”<\/p>\n

exit 0
\n;;<\/p>\n

stop)
\n( stop_routing && stop_mangle && echo “\u505c\u6b62\u6d41\u91cf\u63a7\u5236! TC stopped!” ) || echo “error.”<\/p>\n

exit 0
\n;;
\nrestart)
\nstop_routing
\nstop_mangle
\nstart_routing
\nstart_mangle<\/p>\n

echo “\u6d41\u91cf\u63a7\u5236\u89c4\u5219\u91cd\u65b0\u88c5\u8f7d!”
\n;;
\nstatus)
\nstatus
\n;;<\/p>\n

mangle)
\necho “iptables -t mangle -L (\u663e\u793a\u76ee\u524dmangle\u8868\u8868\u6807\u8bb0\u8be6\u7ec6):”
\niptables -t mangle -nL
\n;;
\n*) usage
\nexit 1
\n;;
\nesac
\n;;<\/p>\n

*)
\necho ” (!) Error: Unknown kernel version. check it !”
\nexit 1
\n;;
\nesac
\necho “script done!”
\nexit 1<\/p>\n","protected":false},"excerpt":{"rendered":"

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