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* Test script for P2P
@ 2003-05-21 17:17 Dr Aldo Medina
  2003-05-22 15:00 ` IP conflicts Dhyanesh Ramaiya
  0 siblings, 1 reply; 3+ messages in thread
From: Dr Aldo Medina @ 2003-05-21 17:17 UTC (permalink / raw)
  To: netfilter

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This is my last test script for P2P. Its a modified wondershaper and P2P
script. It runs in a local firewall, preserving external ssh access, and
internal internet use, while limiting P2P. Could anybody please comment
it?



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#!/bin/bash

# MLDonkey Wondershaper
# In kilobits

DOWNLINK=180
UPLINK=90
DEV=ppp0
QLEN=30 #Default 3
RQ=1    #Default 10
BURST=30 #Default 6
CLASS12="http/tcp/both pop3/tcp/dport pop3s/tcp/dport https/tcp/dport 8080/tcp/both nntp/tcp/both"

case "$1" in
   start)
      IPTCMD="iptables -A WSHAPER -t mangle -p"

      tc disc del dev $DEV root 2> /dev/null > /dev/null
      tc disc del dev $DEV ingress 2> /dev/null > /dev/null
      tc disc del dev imq0 root 2> /dev/null > /dev/null
      iptables -t mangle -D POSTROUTING -o $DEV -j WSHAPER 2> /dev/null \
         > /dev/null

      ip link set dev $DEV qlen $QLEN
      tc qdisc add dev $DEV root handle 1: htb r2q $RQ default 13
      
      tc class add dev $DEV parent 1: classid 1:1 htb rate $[$UPLINK-2]kbit \
            ceil $[$UPLINK-2]kbit burst ${BURST}k
      tc class add dev $DEV parent 1:1 classid 1:10 htb rate \
            $[(($UPLINK-2)*17)/100]kbit ceil $[$UPLINK-2]kbit prio 2
      tc class add dev $DEV parent 1:1 classid 1:11 htb rate \
            $[(($UPLINK-2)*40)/100]kbit ceil $[$UPLINK-2]kbit prio 0
      tc class add dev $DEV parent 1:1 classid 1:12 htb rate \
            $[(($UPLINK-2)*40)/100]kbit ceil $[$UPLINK-2]kbit prio 1
      tc class add dev $DEV parent 1:1 classid 1:13 htb rate \
            1kbit ceil $[$UPLINK-2]kbit prio 3
      
      tc qdisc add dev $DEV parent 1:10 handle 10: sfq perturb 10
      tc qdisc add dev $DEV parent 1:11 handle 11: sfq perturb 10
      tc qdisc add dev $DEV parent 1:12 handle 12: sfq perturb 10
      tc qdisc add dev $DEV parent 1:13 handle 13: sfq perturb 10

      tc filter add dev $DEV parent 1:0 prio 0 protocol ip handle 10 \
         fw flowid 1:10
      tc filter add dev $DEV parent 1:0 prio 1 protocol ip handle 11 \
         fw flowid 1:11
      tc filter add dev $DEV parent 1:0 prio 2 protocol ip handle 12 \
         fw flowid 1:12
      tc filter add dev $DEV parent 1:0 prio 3 protocol ip handle 13 \
         fw flowid 1:13

     iptables -t mangle -N WSHAPER
     iptables -t mangle -I POSTROUTING -o $DEV -j WSHAPER

     # Class 10
     $IPTCMD tcp -m length --length :64 -j MARK --set-mark 10	## ACKs

     # $IPTCMD tcp -p tcp --tcp-flags ACK -j MARK --set-mark 10
     
     # Class 11
     $IPTCMD tcp --dport ssh -j MARK --set-mark 11		## SSH
     $IPTCMD tcp --sport ssh -j MARK --set-mark 11
     $IPTCMD icmp -j MARK --set-mark 11				## ICMP
     $IPTCMD udp --dport domain -j MARK --set-mark 11		## DNS
     $IPTCMD all --source 192.168.0.2 -j MARK --set-mark 11 	## linuxclient
     $IPTCMD all --destination 192.168.0.2 -j MARK --set-mark 11
     $IPTCMD all --source 192.168.0.3 -j MARK --set-mark 11     ## linuxlaptop
     $IPTCMD all --destination 192.168.0.3 -j MARK --set-mark 11
     $IPTCMD all --source 192.168.0.4 -j MARK --set-mark 11	## compaqlaptop
     $IPTCMD all --destination 192.168.0.4 -j MARK --set-mark 11

     # Class 12
     for PORTPROTODEST in $CLASS12 ; do
        PORT=`echo $PORTPROTODEST | awk -F/ '{print $1}'`
	PROTO=`echo $PORTPROTODEST | awk -F/ '{print $2}'`
	DEST=`echo $PORTPROTODEST | awk -F/ '{print $3}'`

       if [ "$PROTO" = "both" ]; then
	   if [ "$DEST" = "both" ]; then
   	      $IPTCMD tcp --dport $PORT -j MARK --set-mark 12
   	      $IPTCMD udp --sport $PORT -j MARK --set-mark 12
	      $IPTCMD tcp --sport $PORT -j MARK --set-mark 12
	      $IPTCMD udp --dport $PORT -j MARK --set-mark 12
	   else
	      $IPTCMD tcp --$DEST $PORT -j MARK --set-mark 12
	      $IPTCMD udp --$DEST $PORT -j MARK --set-mark 12
	   fi
	else
	   if [ "$DEST" = "both" ]; then
	      $IPTCMD $PROTO --dport $PORT -j MARK --set-mark 12
	      $IPTCMD $PROTO --sport $PORT -j MARK --set-mark 12
	   else
	      $IPTCMD $PROTO --$DEST $PORT -j MARK --set-mark 12
	   fi
	fi
      done

      # Class 13 default
      $IPTCMD udp --sport 4660:4670 -j MARK --set-mark 13
      $IPTCMD udp --dport 4660:4670 -j MARK --set-mark 13
      $IPTCMD tcp --sport 4660:4670 -j MARK --set-mark 13
      $IPTCMD tcp --dport 4660:4670 -j MARK --set-mark 13
      $IPTCMD udp --dport 8948 -j MARK --set-mark 13
      $IPTCMD tcp --dport 8948 -j MARK --set-mark 13
      $IPTCMD udp --sport 8948 -j MARK --set-mark 13
      $IPTCMD tcp --sport 8948 -j MARK --set-mark 13

tc qdisc add dev imq0 handle 1: root htb default 1
tc class add dev imq0 parent 1: classid 1:1 htb rate $[DOWNLINK-2]kbit
tc qdisc add dev imq0 parent 1:1 handle 10: htb default 5
tc class add dev imq0 parent 10: classid 10:1 htb \
  rate $[((DOWNLINK-2)*10)/100]kbit ceil $[DOWNLINK-2]kbit burst 30k prio 1
tc class add dev imq0 parent 10: classid 10:2 htb \
  rate $[((DOWNLINK-2)*70)/100]kbit ceil $[DOWNLINK-2]kbit burst 30k prio 2
tc class add dev imq0 parent 10: classid 10:5 htb \
  rate $[((DOWNLINK-2)*20)/100]kbit ceil $[DOWNLINK-2]kbit prio 3
tc qdisc add dev imq0 parent 10:1 handle 21:0 pfifo
tc qdisc add dev imq0 parent 10:2 handle 22:0 sfq
tc qdisc add dev imq0 parent 10:5 handle 23:0 sfq
tc filter add dev imq0 protocol ip pref 1 parent 10: handle 1 fw classid 10:1
tc filter add dev imq0 protocol ip pref 2 parent 10: handle 2 fw classid 10:2
iptables -t mangle -A PREROUTING -i $DEV -j IMQ
iptables -t mangle -A PREROUTING -i $DEV -p tcp -m tos --tos minimize-delay -m state --state ESTABLISHED -j MARK --set-mark 1
iptables -t mangle -A PREROUTING -i $DEV -p tcp -m length --length :64 -j MARK --set-mark 1
iptables -t mangle -A PREROUTING -i $DEV -p tcp --dport 22  -m state --state ESTABLISHED -j MARK --set-mark 2
iptables -t mangle -A PREROUTING -i $DEV -p tcp --sport 80 --dport 1024: -m state --state ESTABLISHED -j MARK --set-mark 2
iptables -t mangle -A PREROUTING -i $DEV -p udp --sport domain -j MARK --set-mark 2
ip link set imq0 up
  
   echo "wshaper started"
      ;;
   stop)
      iptables -t mangle -D POSTROUTING -o $DEV -j WSHAPER 2> /dev/null \
         > /dev/null
      iptables -t mangle -D PREROUTING -i $DEV -j WSHAPER 2> /dev/null \
         > /dev/null
      iptables -t mangle -D PREROUTING -i $DEV -j IMQ 2> /dev/null \
         > /dev/null
      iptables -t mangle -F PREROUTING 2> /dev/null >/dev/null
      iptables -t mangle -F WSHAPER 2> /dev/null > /dev/null
      iptables -t mangle -X WSHAPER 2> /dev/null > /dev/null

      tc qdisc del dev $DEV root 2> /dev/null > /dev/null
      tc qdisc del dev $DEV ingress 2> /dev/null > /dev/null
      tc qdisc del dev imq0 root 2> /dev/null > /dev/null
      echo "wshaper stopped"
      ;;
   restart)
      $0 stop
      $0 start
      ;;
   status)
      # print anything interesting
      echo "[qdisc]"
      tc -s qdisc show dev $DEV
      echo "[class]"
      tc -s class show dev $DEV
      echo "[iptables]"
      iptables -t mangle -L WSHAPER -xnv
      echo "[imq]"
      tc -s qdisc show dev imq0
      tc -s class show dev imq0
      exit
      ;;
   *)
      echo "Usage: $0 {start|stop|restart|status}"
      ;;
esac

^ permalink raw reply	[flat|nested] 3+ messages in thread

* IP conflicts
  2003-05-21 17:17 Test script for P2P Dr Aldo Medina
@ 2003-05-22 15:00 ` Dhyanesh Ramaiya
  0 siblings, 0 replies; 3+ messages in thread
From: Dhyanesh Ramaiya @ 2003-05-22 15:00 UTC (permalink / raw)
  To: netfilter

Dear all,

Is there any way to prevent IP address conflicts on a network using
iptables? Can the MAC address match support or MIRROR target support help to
avoid IP address conflicts? Please suggest any other ways possible to do
that.

Thank you very much.

Dhyanesh Ramaiya



^ permalink raw reply	[flat|nested] 3+ messages in thread

* Test script for P2P
@ 2003-06-06  4:16 Dr Aldo Medina
  0 siblings, 0 replies; 3+ messages in thread
From: Dr Aldo Medina @ 2003-06-06  4:16 UTC (permalink / raw)
  To: netfilter

Based in wshaper:

#!/bin/bash

# MLDonkey Wondershaper
# In kilobits

DOWNLINK=256
UPLINK=128
DEV=ppp0
QLEN=30 #Default 3
RQ=1    #Default 10
BURST=30 #Default 6
CLASS12="http/tcp/both pop3/tcp/dport pop3s/tcp/dport https/tcp/dport
8080/tcp/b
oth nntp/tcp/both"

case "$1" in
   start)
      IPTCMD="iptables -A WSHAPER -t mangle -p"

      tc disc del dev $DEV root 2> /dev/null > /dev/null
      tc disc del dev $DEV ingress 2> /dev/null > /dev/null
      tc disc del dev imq0 root 2> /dev/null > /dev/null
      iptables -t mangle -D POSTROUTING -o $DEV -j WSHAPER 2> /dev/null
\
         > /dev/null
      ip link set dev $DEV qlen $QLEN
      tc qdisc add dev $DEV root handle 1: htb r2q $RQ default 13
      
      tc class add dev $DEV parent 1: classid 1:1 htb rate
$[$UPLINK-2]kbit \
            ceil $[$UPLINK-2]kbit burst ${BURST}k
      tc class add dev $DEV parent 1:1 classid 1:10 htb rate \
            $[(($UPLINK-2)*17)/100]kbit ceil $[$UPLINK-2]kbit prio 2
      tc class add dev $DEV parent 1:1 classid 1:11 htb rate \
            $[(($UPLINK-2)*40)/100]kbit ceil $[$UPLINK-2]kbit prio 0
      tc class add dev $DEV parent 1:1 classid 1:12 htb rate \
            $[(($UPLINK-2)*40)/100]kbit ceil $[$UPLINK-2]kbit prio 1
      tc class add dev $DEV parent 1:1 classid 1:13 htb rate \
            1kbit ceil $[$UPLINK-2]kbit prio 3
      
      tc qdisc add dev $DEV parent 1:10 handle 10: sfq perturb 10
      tc qdisc add dev $DEV parent 1:11 handle 11: sfq perturb 10
      tc qdisc add dev $DEV parent 1:12 handle 12: sfq perturb 10
      tc qdisc add dev $DEV parent 1:13 handle 13: sfq perturb 10

      tc filter add dev $DEV parent 1:0 prio 0 protocol ip handle 10 \
         fw flowid 1:10
      tc filter add dev $DEV parent 1:0 prio 1 protocol ip handle 11 \
         fw flowid 1:11
      tc filter add dev $DEV parent 1:0 prio 2 protocol ip handle 12 \
         fw flowid 1:12
      tc filter add dev $DEV parent 1:0 prio 3 protocol ip handle 13 \
         fw flowid 1:13

     iptables -t mangle -N WSHAPER
     iptables -t mangle -I POSTROUTING -o $DEV -j WSHAPER

     # Class 10
     $IPTCMD tcp -m length --length :64 -j MARK --set-mark 10   ## ACKs

     # $IPTCMD tcp -p tcp --tcp-flags ACK -j MARK --set-mark 10
     
     # Class 11
     $IPTCMD tcp --dport ssh -j MARK --set-mark 11              ## SSH
     $IPTCMD tcp --sport ssh -j MARK --set-mark 11
     $IPTCMD icmp -j MARK --set-mark 11                         ## ICMP
     $IPTCMD udp --dport domain -j MARK --set-mark 11           ## DNS
     $IPTCMD all --source 192.168.0.2 -j MARK --set-mark 11     ##
linuxclient
     $IPTCMD all --destination 192.168.0.2 -j MARK --set-mark 11
     $IPTCMD all --source 192.168.0.3 -j MARK --set-mark 11     ##
linuxlaptop
     $IPTCMD all --destination 192.168.0.3 -j MARK --set-mark 11
     $IPTCMD all --source 192.168.0.4 -j MARK --set-mark 11     ##
compaqlaptop
     $IPTCMD all --destination 192.168.0.4 -j MARK --set-mark 11

     # Class 12
     for PORTPROTODEST in $CLASS12 ; do
        PORT=`echo $PORTPROTODEST | awk -F/ '{print $1}'`
        PROTO=`echo $PORTPROTODEST | awk -F/ '{print $2}'`
        DEST=`echo $PORTPROTODEST | awk -F/ '{print $3}'`

       if [ "$PROTO" = "both" ]; then
           if [ "$DEST" = "both" ]; then
              $IPTCMD tcp --dport $PORT -j MARK --set-mark 12
              $IPTCMD udp --sport $PORT -j MARK --set-mark 12
              $IPTCMD tcp --sport $PORT -j MARK --set-mark 12
              $IPTCMD udp --dport $PORT -j MARK --set-mark 12
           else
              $IPTCMD tcp --$DEST $PORT -j MARK --set-mark 12
              $IPTCMD udp --$DEST $PORT -j MARK --set-mark 12
           fi
        else
           if [ "$DEST" = "both" ]; then
              $IPTCMD $PROTO --dport $PORT -j MARK --set-mark 12
              $IPTCMD $PROTO --sport $PORT -j MARK --set-mark 12
           else
              $IPTCMD $PROTO --$DEST $PORT -j MARK --set-mark 12
           fi
        fi
      done

      # Class 13 default
      $IPTCMD udp --sport 4660:4670 -j MARK --set-mark 13
      $IPTCMD udp --dport 4660:4670 -j MARK --set-mark 13
      $IPTCMD tcp --sport 4660:4670 -j MARK --set-mark 13
      $IPTCMD tcp --dport 4660:4670 -j MARK --set-mark 13
      $IPTCMD udp --dport 8948 -j MARK --set-mark 13
      $IPTCMD tcp --dport 8948 -j MARK --set-mark 13
      $IPTCMD udp --sport 8948 -j MARK --set-mark 13
      $IPTCMD tcp --sport 8948 -j MARK --set-mark 13

tc qdisc add dev imq0 handle 1: root htb default 1
tc class add dev imq0 parent 1: classid 1:1 htb rate $[DOWNLINK-2]kbit
tc qdisc add dev imq0 parent 1:1 handle 10: htb default 5
tc class add dev imq0 parent 10: classid 10:1 htb \
  rate $[((DOWNLINK-2)*10)/100]kbit ceil $[DOWNLINK-2]kbit burst 30k
prio 1
tc class add dev imq0 parent 10: classid 10:2 htb \
  rate $[((DOWNLINK-2)*70)/100]kbit ceil $[DOWNLINK-2]kbit burst 30k
prio 2
tc class add dev imq0 parent 10: classid 10:5 htb \
  rate $[((DOWNLINK-2)*20)/100]kbit ceil $[DOWNLINK-2]kbit prio 3
tc qdisc add dev imq0 parent 10:1 handle 21:0 pfifo
tc qdisc add dev imq0 parent 10:2 handle 22:0 sfq
tc qdisc add dev imq0 parent 10:5 handle 23:0 sfq
tc filter add dev imq0 protocol ip pref 1 parent 10: handle 1 fw classid
10:1
tc filter add dev imq0 protocol ip pref 2 parent 10: handle 2 fw classid
10:2
iptables -t mangle -A PREROUTING -i $DEV -j IMQ
iptables -t mangle -A PREROUTING -i $DEV -p tcp -m tos --tos
minimize-delay -m s
tate --state ESTABLISHED -j MARK --set-mark 1
iptables -t mangle -A PREROUTING -i $DEV -p tcp -m length --length :64
-j MARK -
-set-mark 1
iptables -t mangle -A PREROUTING -i $DEV -p tcp --dport 22  -m state
--state EST
ABLISHED -j MARK --set-mark 2
iptables -t mangle -A PREROUTING -i $DEV -p tcp --sport 80 --dport 1024:
-m stat
e --state ESTABLISHED -j MARK --set-mark 2
iptables -t mangle -A PREROUTING -i $DEV -p tcp --dport 80 --sport 1024:
-m stat
e --state ESTABLISHED -j MARK --set-mark 2
iptables -t mangle -A PREROUTING -i $DEV -p tcp --sport 443 --dport
1024: -m sta
te --state ESTABLISHED -j MARK --set-mark 2
iptables -t mangle -A PREROUTING -i $DEV -p tcp --sport pop3 -m state
--state ES
TABLISHED -j MARK --set-mark 2
iptables -t mangle -A PREROUTING -i $DEV -p udp --sport domain -j MARK
--set-mar
k 2
iptables -t mangle -A PREROUTING -i $DEV -p icmp -j MARK --set-mark 2
ip link set imq0 up
  
   echo "wshaper started"
      ;;
   stop)
      iptables -t mangle -D POSTROUTING -o $DEV -j WSHAPER 2> /dev/null
\
         > /dev/null
      iptables -t mangle -D PREROUTING -i $DEV -j WSHAPER 2> /dev/null \
         > /dev/null
      iptables -t mangle -D PREROUTING -i $DEV -j IMQ 2> /dev/null \
         > /dev/null
      iptables -t mangle -F PREROUTING 2> /dev/null >/dev/null
      iptables -t mangle -F WSHAPER 2> /dev/null > /dev/null
      iptables -t mangle -X WSHAPER 2> /dev/null > /dev/null

      tc qdisc del dev $DEV root 2> /dev/null > /dev/null
      tc qdisc del dev $DEV ingress 2> /dev/null > /dev/null
      tc qdisc del dev imq0 root 2> /dev/null > /dev/null
      echo "wshaper stopped"
      ;;
   restart)
      $0 stop
      $0 start
      ;;
   status)
      # print anything interesting
      echo "[qdisc]"
      tc -s qdisc show dev $DEV
      echo "[class]"
      tc -s class show dev $DEV
      echo "[iptables]"
      iptables -t mangle -L WSHAPER -xnv
      echo "[imq]"
      tc -s qdisc show dev imq0
      tc -s class show dev imq0
      exit
      ;;
   *)
      echo "Usage: $0 {start|stop|restart|status}"
      ;;
esac

Any opinions? I'm particularly interested in the values for variables
QLEN, RQ and BURST.





^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2003-06-06  4:16 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2003-05-21 17:17 Test script for P2P Dr Aldo Medina
2003-05-22 15:00 ` IP conflicts Dhyanesh Ramaiya
  -- strict thread matches above, loose matches on Subject: below --
2003-06-06  4:16 Test script for P2P Dr Aldo Medina

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