Portál AbcLinuxu, 16. července 2025 21:21
/sbin/tc qdisc del dev eth1 root
/sbin/tc qdisc del dev eth0 root
/sbin/iptables -t mangle -A FORWARD -d 10.0.0.0/8 -o eth0 -j ACCEPT
/sbin/iptables -t mangle -A POSTROUTING -s 10.0.0.0/8 -o eth1 -j ACCEPT
/sbin/tc qdisc add dev eth1 root handle 1: htb default 2
/sbin/tc class add dev eth1 parent 1: classid 1:2 htb rate 100Mbit ceil 100Mbit burst 0k
/sbin/tc class add dev eth1 parent 1:2 classid 1:1 htb rate 800kbit ceil 800kbit burst 0k
/sbin/tc qdisc add dev eth0 root handle 1: htb default 2
/sbin/tc class add dev eth0 parent 1: classid 1:2 htb rate 100Mbit ceil 100Mbit burst 0k
/sbin/tc class add dev eth0 parent 1:2 classid 1:1 htb rate 190kbit ceil 190kbit burst 0k
/sbin/tc class add dev eth1 parent 1:1 classid 1:160 htb rate 800kbit ceil 800kbit burst 0k
/sbin/tc class add dev eth0 parent 1:1 classid 1:160 htb rate 200kbit ceil 200kbit burst 0k
/sbin/tc class add dev eth1 parent 1:160 classid 1:60 htb rate 160kbit ceil 800kbit burst 0k
/sbin/tc class add dev eth0 parent 1:160 classid 1:60 htb rate 40kbit ceil 200kbit burst 0k
/sbin/tc class add dev eth1 parent 1:60 classid 1:30 htb rate 60kbit ceil 800kbit burst 0k
/sbin/tc class add dev eth0 parent 1:60 classid 1:30 htb rate 15kbit ceil 200kbit burst 0k
Timto vytvori hlavni tridy pro obe rozhrani.
/sbin/iptables -t mangle -A POSTROUTING -d 10.30.1.90/32 -o eth1 -j MARK --set-mark 2095
/sbin/iptables -t mangle -A POSTROUTING -d 10.30.1.90/32 -o eth1 -j ACCEPT
/sbin/iptables -t mangle -A FORWARD -s 10.30.1.90/32 -o eth0 -j MARK --set-mark 2095
/sbin/iptables -t mangle -A FORWARD -s 10.30.1.90/32 -o eth0 -j ACCEPT
/sbin/tc class add dev eth1 parent 1:60 classid 1:2095 htb rate 60kbit ceil 400kbit burst 0k
/sbin/tc qdisc add dev eth1 parent 1:2095 handle 2095 sfq perturb 10
/sbin/tc filter add dev eth1 parent 1:0 protocol ip handle 2095 fw flowid 1:2095
/sbin/tc class add dev eth0 parent 1:60 classid 1:2095 htb rate 15kbit ceil 100kbit burst 0k
/sbin/tc qdisc add dev eth0 parent 1:2095 handle 2095 sfq perturb 10
/sbin/tc filter add dev eth0 parent 1:0 protocol ip handle 2095 fw flowid 1:2095
Toto uz je klient #1
/sbin/iptables -t mangle -A POSTROUTING -d 10.30.255.254/32 -o eth1 -j MARK --set-mark 2094
/sbin/iptables -t mangle -A POSTROUTING -d 10.30.255.254/32 -o eth1 -j ACCEPT
/sbin/iptables -t mangle -A FORWARD -s 10.30.255.254/32 -o eth0 -j MARK --set-mark 2094
/sbin/iptables -t mangle -A FORWARD -s 10.30.255.254/32 -o eth0 -j ACCEPT
/sbin/tc class add dev eth1 parent 1:60 classid 1:2094 htb rate 60kbit ceil 100kbit burst 0k
/sbin/tc qdisc add dev eth1 parent 1:2094 handle 2094 sfq perturb 10
/sbin/tc filter add dev eth1 parent 1:0 protocol ip handle 2094 fw flowid 1:2094
/sbin/tc class add dev eth0 parent 1:60 classid 1:2094 htb rate 15kbit ceil 25kbit burst 0k
/sbin/tc qdisc add dev eth0 parent 1:2094 handle 2094 sfq perturb 10
/sbin/tc filter add dev eth0 parent 1:0 protocol ip handle 2094 fw flowid 1:2094
Klient #2 atd atd..
************************************************************Az do teto chvile funguje vse 0K. Pak ale chci na vyssi tridu 1:60 (pod kterou jsou klienti) navesit dalsi tridu (skript nize), do ktere by spadaly pakety vyhodnocene jako odpovidajici. To chci resit timto:
IPT="/sbin/iptables"
LANDEV="eth1" #lokalni nic
INETDEV="eth0" #ISP
MAXDOWNRATE="100kbit"
MINDOWNRATE="50kbit"
MAXUPRATE="50kbit"
MINUPRATE="50kbit"
$IPT -t mangle -A PREROUTING -m tcp -j CONNMARK --restore-mark
$IPT -t mangle -A PREROUTING -m mark ! --mark 0 -j ACCEPT
$IPT -t mangle -A PREROUTING -m ipp2p --ipp2p -j MARK --set-mark 9999
$IPT -t mangle -A PREROUTING -m mark --mark 9999 -j CONNMARK --save-mark
#
#vytvorit novou tridu na lokalnim NIC
/sbin/tc class add dev $LANDEV parent 1:60 classid 1:9999 htb rate $MINDOWNRATE ceil $MAXDOWNRATE burst 0k
/sbin/tc qdisc add dev $LANDEV parent 1:9999 handle 9999 sfq perturb 10
/sbin/tc filter add dev $LANDEV parent 1:0 protocol ip handle 9999 fw flowid 1:9999
#
#vytvorit novou tridu na inet NIC
/sbin/tc class add dev $INETDEV parent 1:60 classid 1:9999 htb rate $MINUPRATE ceil $MAXUPRATE burst 0k
/sbin/tc qdisc add dev $INETDEV parent 1:9999 handle 9999 sfq perturb 10
/sbin/tc filter add dev $INETDEV parent 1:0 protocol ip handle 9999 fw flowid 1:9999
Trida 1:9999 na obou rozhranich se vytvori, funguje bezproblemu (odzkouseno). Ale kdyz se podivam zda-li do nich neco tece, jsou prazdne.
Timto se dostavam konecne k me otazce:
pravdepodobne to markovani nejakym zpusobem koliduje s predchozimi pravidly pro klienty, ale kde? Co delam spatne?
K tomuto jsem dospel diky "vyhozeni" shaperu a vytvoreni vlastnich hlavnich trid, na ktere jsem povesil 1:9999 (viz. vyse) - pak vse fungovalo - shapovani up/down podle znacky (9999). Docela mne to zarazi.. $IPT -t mangle -A PREROUTING -m tcp -j CONNMARK --restore-mark $IPT -t mangle -A PREROUTING -m mark ! --mark 0 -j ACCEPT $IPT -t mangle -A PREROUTING -m ipp2p --ipp2p -j MARK --set-mark 9999 $IPT -t mangle -A PREROUTING -m mark --mark 9999 -j CONNMARK --save-marka skusit ci to ide. lebo ja ked som markovat p2p s ipp2p tak mi to rozhadzalo cele markovanie (pravdepodobne som mal asi daco zle, ale...)
/* -------------------------------------------------------- mark down/up */
sprintf(str,"%s -t filter -A %s -d %s -j MARK --set-mark %d",iptables,chain_forward,ip->addr,ip->mark);
safe_run(str);
sprintf(str,"%s -t filter -A %s -d %s -j ACCEPT",iptables,chain_forward,ip->addr);
safe_run(str);
sprintf(str,"%s -t filter -A %s -s %s -j MARK --set-mark %d",iptables,chain_forward,ip->addr,ip->mark);
safe_run(str);
sprintf(str,"%s -t filter -A %s -s %s -j ACCEPT",iptables,chain_forward,ip->addr);
safe_run(str);
if(ip->min)
{
/* -------------------------------------------------------- download class */
printf("(down: %d k - %d k ", ip->min, ip->max);
sprintf(str,"%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk", tc, lan, ip->min, ip->mark,ip->min,ip->max, burst);
safe_run(str);
sprintf(str,"%s qdisc add dev %s parent 1:%d handle %d sfq perturb 10", tc, lan, ip->mark, ip->mark);
safe_run(str);
sprintf(str,"%s filter add dev %s parent 1:0 protocol ip u32 match ip dst %s", tc, lan, ip->addr);
safe_run(str);
/* -------------------------------------------------------- upload class */
printf("up: %d k - %d k)\n", ip->min/asymetry_ratio-asymetry_fixed, ip->max/asymetry_ratio-asymetry_fixed); //upload podleha asymetry ratio!
sprintf(str,"%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk",tc, wan, ip->min, ip->mark,ip->min/asymetry_ratio-asymetry_fixed,ip->max/asymetry_ratio-asymetry_fixed, burst);
safe_run(str);
sprintf(str,"%s qdisc add dev %s parent 1:%d handle %d sfq perturb 10",tc, wan, ip->mark, ip->mark);
safe_run(str);
sprintf(str,"%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d",tc, wan, ip->mark, ip->mark);
safe_run(str);
Jinymi slovy jsem ve shaperu zmenil markovani down/up (vecer odzkousim, snad to bude fungovat):
iptables -t filter -A FORWARD -d 10.30.x.x/32 -j MARK --set-mark %d
iptables -t filter -A FORWARD -d 10.30.x.x/32 -j ACCEPT
iptables -t filter -A FORWARD -s 10.30.x.x/32 -j MARK --set-mark %d
iptables -t filter -A FORWARD -s 10.30.x.x/32 -j ACCEPT
Jeste zbyva upravit to vyse pro P2P (ipp2p), jen nevim, jestli to dat do FORWARDu. Snad vecer napisu jak jsem dopadl.
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