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• #15 vtechun veterán

  Új Válasz 2004-10-31 08:55:05 #15

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  vtechun

  veterán

  #!/bin/bash
  # Wonder Shaper
  # please read the README before filling out these values
  #
  # Set the following values to somewhat less than your actual download
  # and uplink speed. In kilobits. Also set the device that is to be shaped.
  
  DOWNLINK=360
  UPLINK=60
  DEV=ppp0
  
  # low priority OUTGOING traffic - you can leave this blank if you want
  # low priority source netmasks
  NOPRIOHOSTSRC=
  
  # low priority destination netmasks
  NOPRIOHOSTDST=
  
  # low priority source ports
  NOPRIOPORTSRC=
  
  # low priority destination ports
  NOPRIOPORTDST=
  
  
  # Now remove the following two lines
  
  #echo Please read the documentation in 'README' first
  #exit
  
  if [ ''$1'' = ''status'' ]
  then
  tc -s qdisc ls dev $DEV
  tc -s class ls dev $DEV
  exit
  fi
  
  
  # clean existing down- and uplink qdiscs, hide errors
  tc qdisc del dev $DEV root 2> /dev/null > /dev/null
  tc qdisc del dev $DEV ingress 2> /dev/null > /dev/null
  
  if [ ''$1'' = ''stop'' ]
  then
  exit
  fi
  
  
  ###### uplink
  
  # install root HTB, point default traffic to 1:20:
  
  tc qdisc add dev $DEV root handle 1: htb default 20
  
  # shape everything at $UPLINK speed - this prevents huge queues in your
  # DSL modem which destroy latency:
  
  tc class add dev $DEV parent 1: classid 1:1 htb rate ${UPLINK}kbit burst 6k
  
  # high prio class 1:10:
  
  tc class add dev $DEV parent 1:1 classid 1:10 htb rate ${UPLINK}kbit \
  burst 6k prio 1
  
  # bulk & default class 1:20 - gets slightly less traffic,
  # and a lower priority:
  
  tc class add dev $DEV parent 1:1 classid 1:20 htb rate $[9*$UPLINK/10]kbit \
  burst 6k prio 2
  
  tc class add dev $DEV parent 1:1 classid 1:30 htb rate $[8*$UPLINK/10]kbit \
  burst 6k prio 2
  
  # all get Stochastic Fairness:
  tc qdisc add dev $DEV parent 1:10 handle 10: sfq perturb 10
  tc qdisc add dev $DEV parent 1:20 handle 20: sfq perturb 10
  tc qdisc add dev $DEV parent 1:30 handle 30: sfq perturb 10
  
  # TOS Minimum Delay (ssh, NOT scp) in 1:10:
  
  tc filter add dev $DEV parent 1:0 protocol ip prio 10 u32 \
  match ip tos 0x10 0xff flowid 1:10
  
  # ICMP (ip protocol 1) in the interactive class 1:10 so we
  # can do measurements & impress our friends:
  tc filter add dev $DEV parent 1:0 protocol ip prio 10 u32 \
  match ip protocol 1 0xff flowid 1:10
  
  # To speed up downloads while an upload is going on, put ACK packets in
  # the interactive class:
  
  tc filter add dev $DEV parent 1: protocol ip prio 10 u32 \
  match ip protocol 6 0xff \
  match u8 0x05 0x0f at 0 \
  match u16 0x0000 0xffc0 at 2 \
  match u8 0x10 0xff at 33 \
  flowid 1:10
  
  # rest is 'non-interactive' ie 'bulk' and ends up in 1:20
  
  # some traffic however suffers a worse fate
  for a in $NOPRIOPORTDST
  do
  tc filter add dev $DEV parent 1: protocol ip prio 14 u32 \
  match ip dport $a 0xffff flowid 1:30
  done
  
  for a in $NOPRIOPORTSRC
  do
  tc filter add dev $DEV parent 1: protocol ip prio 15 u32 \
  match ip sport $a 0xffff flowid 1:30
  done
  
  for a in $NOPRIOHOSTSRC
  do
  tc filter add dev $DEV parent 1: protocol ip prio 16 u32 \
  match ip src $a flowid 1:30
  done
  
  for a in $NOPRIOHOSTDST
  do
  tc filter add dev $DEV parent 1: protocol ip prio 17 u32 \
  match ip dst $a flowid 1:30
  done
  
  # rest is 'non-interactive' ie 'bulk' and ends up in 1:20
  
  tc filter add dev $DEV parent 1: protocol ip prio 18 u32 \
  match ip dst 0.0.0.0/0 flowid 1:20
  
  
  ########## downlink #############
  # slow downloads down to somewhat less than the real speed to prevent
  # queuing at our ISP. Tune to see how high you can set it.
  # ISPs tend to have *huge* queues to make sure big downloads are fast
  #
  # attach ingress policer:
  
  tc qdisc add dev $DEV handle ffff: ingress
  
  # filter *everything* to it (0.0.0.0/0), drop everything that's
  # coming in too fast:
  
  tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 match ip src \
  0.0.0.0/0 police rate ${DOWNLINK}kbit burst 10k drop flowid :1
  
  
  jelenleg ezt használom, és az a gáz, hogy a dc-seknek iszonyat belassul egy idő után, mármint akik töltenek le rólam...
  
  [Szerkesztve]

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