hsl_experiment.txt
#--------------------------------
# 3 files
#--------------------------------
/root/hsl-win7-ns3-root.sh
/root/hsl_install_6_docker-centos-quagga.sh
/opt/share-vm/fedora23server-share/seem-6-win7-switch-docker.cc
/opt/tools/network_simulators/ns3/ns-allinone-3.25/ns-3.25/scratch/seem-6-win7-switch-docker.cc
/home/hsl/hsl-win7-ns3-user.sh
#--------------------------------
# root
#--------------------------------
# step 1
# executed by root, create br_w_[1~6], tap_w_[1~6]
/root/hsl-win7-ns3-root.sh 6 create
/root/hsl-win7-ns3-root.sh 6 destroy
# step 2
# executed by root, create 6 routers, create br_r_[1~6] , tap_r_ , veth_r_ , deth_
/root/hsl_install_6_docker-centos-quagga.sh create
/root/hsl_install_6_docker-centos-quagga.sh destroy
# start NS3
// [root@localhost ns-3.25]# ./waf --run scratch/seem-6-win7-switch-docker --vis
#--------------------------------
# hsl
#--------------------------------
systemctl start vncserver@:1
vncviewer 10.109.253.80:1
# step 2
cd /home/hsl
./waf-user scratch/seem-6-win7-switch-docker
# step 3
cd /home/hsl
./hsl-win7-ns3-user.sh 6 create
./hsl-win7-ns3-user.sh 6 destroy
#--------------------------------
# routers
#--------------------------------
# docker_1
ip route add 10.0.1.0/24 dev eth0
ip route add 10.0.2.0/24 dev eth0
ip route add 10.0.3.0/24 dev eth1
ip route add 10.0.4.0/24 dev eth1
ip route add 10.1.2.0/24 dev eth1
# docker_2
ip route add 10.0.1.0/24 dev eth0
ip route add 10.0.2.0/24 dev eth0
ip route add 10.0.3.0/24 dev eth1
ip route add 10.0.4.0/24 dev eth1
ip route add 10.1.1.0/24 dev eth0
# docker_3
ip route add 10.0.2.0/24 dev eth0
ip route add 10.0.3.0/24 dev eth0
ip route add 10.0.4.0/24 dev eth0
ip route add 10.1.2.0/24 dev eth0
ip route add 192.168.1.0/24 dev eth0
# docker_4
ip route add 10.0.1.0/24 dev eth0
ip route add 10.0.3.0/24 dev eth0
ip route add 10.0.4.0/24 dev eth0
ip route add 10.1.2.0/24 dev eth0
ip route add 192.168.1.0/24 dev eth0
# docker_5
ip route add 10.0.1.0/24 dev eth0
ip route add 10.0.2.0/24 dev eth0
ip route add 10.0.4.0/24 dev eth0
ip route add 10.1.1.0/24 dev eth0
ip route add 192.168.1.0/24 dev eth0
# docker_6
ip route add 10.0.1.0/24 dev eth0
ip route add 10.0.2.0/24 dev eth0
ip route add 10.0.3.0/24 dev eth0
ip route add 10.1.1.0/24 dev eth0
ip route add 192.168.1.0/24 dev eth0
#--------------------------------hsl_install_6_docker-centos-quagga.sh
#------------------------------------------------------------------------------------------
# This tool (hsl_install_6_docker-centos-quagga.sh) is released under GNU GPL v2,v3
# Author: Tongguang Zhang
# Date: 2016-08-10
# first: install_docker-centos-quagga.txt
#------------------------------------------------------------------------------------------
#!/bin/sh
create_docker(){
# $1, that is, docker_node_num
# $2, that is, docker_image
# You will also have to make sure that your kernel has ethernet filtering (ebtables, bridge-nf,
# arptables) disabled. If you do not do this, only STP and ARP traffic will be allowed to
# flow across your bridge and your whole scenario will not work.
# if directory "/proc/sys/net/bridge" missing, I execute "modprobe br_netfilter" to get this directory again.
if [ ! -d /proc/sys/net/bridge ]; then
modprobe br_netfilter
fi
cd /proc/sys/net/bridge
for f in bridge-nf-*; do echo 0 > $f; done
cd -
# [root@localhost ~]# man ip-netns
# By convention a named network namespace is an object at /var/run/netns/NAME that can be opened.
# The file descriptor resulting from opening /var/run/netns/NAME refers to the specified network
# namespace. Holding that file descriptor open keeps the network namespace alive.
# The file descriptor can be used with the setns(2) system
# call to change the network namespace associated with a task.
rm /var/run/netns -rf &>/dev/null
mkdir -p /var/run/netns &>/dev/null
# $1, that is, docker_node_num
# $2, that is, docker_image
#vm_image="$2"
vm_image="centos_quagga"
vmimage="centos:centos_quagga"
for((id=1; id<=$1; id++))
do
# to determine whether docker_image exists
exists=`docker images | awk -F " '{print $1}' | grep ${vm_image} | wc -l | cat`
if [ $exists -eq 0 ]; then
echo "${vm_image} does not exist"
exit
fi
# docker run -it --rm --net='none' --name "docker_${id}" centos-manet /bin/sh
# gnome-terminal -x bash -c "docker run -it --rm --net='none' --name "docker_${id}" centos-manet /bin/sh"
# gnome-terminal -x bash -c "docker run -it --rm --net='none' --name "docker_${id}" $2 /bin/sh"
#gnome-terminal -x bash -c "docker run -it --rm --net='none' --name "docker_${id}" $2"
# kernel network capabilities are not enabled by default.
# You are going to need to run your container with --privileged
#gnome-terminal -x bash -c "docker run --privileged -it -d --net='none' --name "docker_${id}" ${vm_image}"
bash -c "docker run --privileged -it -d --net='none' --name "docker_${id}" ${vmimage}" &
sleep 2
# SET VARIABLES
# get PID of CONTAINER
pid=$(docker inspect -f '{{.State.Pid}}' "docker_${id}")
bridge="br_r_${id}"
brctl addbr ${bridge}
#-----------------------------------------------------
# router eth0
#-----------------------------------------------------
#bridge="br_r_${id}1"
tap="tap_r_${id}1"
veth="veth_r_${id}1"
deth="deth_${id}1"
#brctl addbr ${bridge}
ip link add ${veth} type veth peer name ${deth}
brctl addif ${bridge} ${veth}
ip link set ${veth} up
# ifconfig ${veth} 0.0.0.0 promisc up
ip link set ${deth} netns ${pid}
tunctl -t ${tap}
ifconfig ${tap} up
# ifconfig ${tap} promisc up
# ifconfig ${tap} 0.0.0.0 promisc up
brctl addif ${bridge} ${tap}
ifconfig ${bridge} up
# ifconfig ${bridge} promisc up
# ifconfig ${bridge} 0.0.0.0 promisc up
#-----------------------------------------------------
#-----------------------------------------------------
# router eth1
#-----------------------------------------------------
#bridge="br_r_${id}2"
tap="tap_r_${id}2"
veth="veth_r_${id}2"
deth="deth_${id}2"
#brctl addbr ${bridge}
ip link add ${veth} type veth peer name ${deth}
brctl addif ${bridge} ${veth}
ip link set ${veth} up
# ifconfig ${veth} 0.0.0.0 promisc up
ip link set ${deth} netns ${pid}
tunctl -t ${tap}
ifconfig ${tap} up
# ifconfig ${tap} promisc up
# ifconfig ${tap} 0.0.0.0 promisc up
brctl addif ${bridge} ${tap}
ifconfig ${bridge} up
# ifconfig ${bridge} promisc up
# ifconfig ${bridge} 0.0.0.0 promisc up
#-----------------------------------------------------
ln -s /proc/${pid}/ns/net /var/run/netns/${pid}
#-----------------------------------------------------
# docker-1
#-----------------------------------------------------
if [ ${id} -eq 1 ]; then
#-----------------------------------------------------
# eth0
#-----------------------------------------------------
eth="eth0"
ip="10.1.1.254"
deth="deth_${id}1"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
#-----------------------------------------------------
# eth1
#-----------------------------------------------------
eth="eth1"
ip="192.168.1.254"
deth="deth_${id}2"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
ip netns exec ${pid} ip route add 10.0.1.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.2.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.3.0/24 dev eth1
ip netns exec ${pid} ip route add 10.0.4.0/24 dev eth1
ip netns exec ${pid} ip route add 10.1.2.0/24 dev eth1
fi
#-----------------------------------------------------
# docker-2
#-----------------------------------------------------
if [ ${id} -eq 2 ]; then
#-----------------------------------------------------
# eth0
#-----------------------------------------------------
eth="eth0"
ip="192.168.1.253"
deth="deth_${id}1"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
#-----------------------------------------------------
# eth1
#-----------------------------------------------------
eth="eth1"
ip="10.1.2.254"
deth="deth_${id}2"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
ip netns exec ${pid} ip route add 10.0.1.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.2.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.3.0/24 dev eth1
ip netns exec ${pid} ip route add 10.0.4.0/24 dev eth1
ip netns exec ${pid} ip route add 10.1.1.0/24 dev eth0
fi
#-----------------------------------------------------
# docker-3
#-----------------------------------------------------
if [ ${id} -eq 3 ]; then
#-----------------------------------------------------
# eth0
#-----------------------------------------------------
eth="eth0"
ip="10.1.1.253"
deth="deth_${id}1"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
#-----------------------------------------------------
# eth1
#-----------------------------------------------------
eth="eth1"
ip="10.0.1.254"
deth="deth_${id}2"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
ip netns exec ${pid} ip route add 10.0.2.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.3.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.4.0/24 dev eth0
ip netns exec ${pid} ip route add 10.1.2.0/24 dev eth0
ip netns exec ${pid} ip route add 192.168.1.0/24 dev eth0
fi
#-----------------------------------------------------
# docker-4
#-----------------------------------------------------
if [ ${id} -eq 4 ]; then
#-----------------------------------------------------
# eth0
#-----------------------------------------------------
eth="eth0"
ip="10.1.1.252"
deth="deth_${id}1"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
#-----------------------------------------------------
# eth1
#-----------------------------------------------------
eth="eth1"
ip="10.0.2.254"
deth="deth_${id}2"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
ip netns exec ${pid} ip route add 10.0.1.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.3.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.4.0/24 dev eth0
ip netns exec ${pid} ip route add 10.1.2.0/24 dev eth0
ip netns exec ${pid} ip route add 192.168.1.0/24 dev eth0
fi
#-----------------------------------------------------
# docker-5
#-----------------------------------------------------
if [ ${id} -eq 5 ]; then
#-----------------------------------------------------
# eth0
#-----------------------------------------------------
eth="eth0"
ip="10.1.2.253"
deth="deth_${id}1"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
#-----------------------------------------------------
# eth1
#-----------------------------------------------------
eth="eth1"
ip="10.0.3.254"
deth="deth_${id}2"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
ip netns exec ${pid} ip route add 10.0.1.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.2.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.4.0/24 dev eth0
ip netns exec ${pid} ip route add 10.1.1.0/24 dev eth0
ip netns exec ${pid} ip route add 192.168.1.0/24 dev eth0
fi
#-----------------------------------------------------
# docker-6
#-----------------------------------------------------
if [ ${id} -eq 6 ]; then
#-----------------------------------------------------
# eth0
#-----------------------------------------------------
eth="eth0"
ip="10.1.2.252"
deth="deth_${id}1"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
#-----------------------------------------------------
# eth1
#-----------------------------------------------------
eth="eth1"
ip="10.0.4.254"
deth="deth_${id}2"
ip netns exec ${pid} ip link set dev ${deth} name ${eth}
ip netns exec ${pid} ip link set ${eth} up
# ip netns exec ${pid} ip addr add 192.168.26.${id}/24 dev ${eth}
ip netns exec ${pid} ip addr add ${ip}/24 dev ${eth}
ip netns exec ${pid} ip route add 10.0.1.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.2.0/24 dev eth0
ip netns exec ${pid} ip route add 10.0.3.0/24 dev eth0
ip netns exec ${pid} ip route add 10.1.1.0/24 dev eth0
ip netns exec ${pid} ip route add 192.168.1.0/24 dev eth0
fi
#-----------------------------------------------------
# quagga, // not use quagga, setup routing table manually
#-----------------------------------------------------
# docker exec docker_${id} /bin/sh -c "sed -i '24a router-id 10.1.1.${id}' /etc/quagga/ospf6d.conf"
# docker exec docker_${id} /bin/sh -c "zebra -d &>/dev/null"
# docker exec docker_${id} /bin/sh -c "ospf6d -d &>/dev/null"
done
}
#------------------------------------------------------------------------------------------
# function destroy_docker()
# Description:
# destroy $docker_node_num of dockers
# receive one parameter, that is docker_node_num
#------------------------------------------------------------------------------------------
destroy_docker(){
# $1, that is, $docker_node_num
for((id=1; id<=$1; id++))
do
bridge="br_r_${id}"
#-----------------------------------------------------
# router eth0
#-----------------------------------------------------
#bridge="br_r_${id}1"
tap="tap_r_${id}1"
veth="veth_r_${id}1"
ifconfig ${bridge} down &>/dev/null
brctl delif ${bridge} ${tap} &>/dev/null
#brctl delbr ${bridge} &>/dev/null
ifconfig ${tap} down &>/dev/null
tunctl -d ${tap} &>/dev/null
ifconfig ${veth} down &>/dev/null
#-----------------------------------------------------
#-----------------------------------------------------
# router eth1
#-----------------------------------------------------
#bridge="br_r_${id}2"
tap="tap_r_${id}2"
veth="veth_r_${id}2"
#ifconfig ${bridge} down &>/dev/null
brctl delif ${bridge} ${tap} &>/dev/null
brctl delbr ${bridge} &>/dev/null
ifconfig ${tap} down &>/dev/null
tunctl -d ${tap} &>/dev/null
ifconfig ${veth} down &>/dev/null
#-----------------------------------------------------
docker stop "docker_${id}" &>/dev/null
docker rm "docker_${id}" &>/dev/null
done
}
# ./hsl_install_6_docker-centos-quagga.sh para1
# para1 ($1), that is, the value is create or destroy
if [ $# -eq 1 ]; then
if !([ $1 == "create" ]||[ $1 == "destroy" ]); then
echo "usage: ./hsl_install_6_docker-centos-quagga.sh para1"
exit
fi
case $1 in
create)
create_docker 6
;;
destroy)
destroy_docker 6
;;
esac
else
echo "usage: ./hsl_install_6_docker-centos-quagga.sh create"
echo "usage: ./hsl_install_6_docker-centos-quagga.sh destroy"
fi
#-------------------------------------------------
# docker run --privileged -it -d --name "docker_1" centos-manet
# docker ps -a
# docker attach docker_1
# docker stop docker_1
# docker rm docker_1
#-------------------------------------------------
/opt/tools/network_simulators/ns3/ns-allinone-3.25/ns-3.25/scratch/seem-6-win7-switch-docker.cc
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2015 - Chip Webb
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Chip Webb <ns3 (at) chipwebb.com>
*
*/
#include <iostream>
#include <fstream>
#include "ns3/core-module.h"
#include "ns3/network-module.h"
//#include "ns3/applications-module.h"
#include "ns3/bridge-module.h"
#include "ns3/csma-module.h"
//#include "ns3/point-to-point-module.h"
//#include "ns3/internet-module.h"
#include "ns3/tap-bridge-module.h"
using namespace ns3;
// ########################################################################
// Main routine
// ########################################################################
NS_LOG_COMPONENT_DEFINE ("GlobalRoutingMultiSwitchPlusRouter");
#define vssearch(loc,vec) std::find ((vec).begin (), (vec).end (), (loc)) != (vec).end ()
int
main (int argc, char *argv[])
{
// ----------------------------------------------------------------------
// Default values for command line arguments
// ----------------------------------------------------------------------
bool verbose = true;
int simDurationSeconds = 60;
bool enableUdpMultiSW = true;
bool enableUdpSingleSW = true;
std::string pcapLocations = "";
uint32_t snapLen = PcapFile::SNAPLEN_DEFAULT;
std::string csmaXLinkDataRate = "100Mbps";
std::string csmaXLinkDelay = "500ns";
std::string csmaYLinkDataRate = "10Mbps";
std::string csmaYLinkDelay = "500ns";
// uint16_t udpEchoPort = 9; // The well-known UDP echo port
// ----------------------------------------------------------------------
// Create command line options and get them
// ----------------------------------------------------------------------
CommandLine cmd;
cmd.Usage ("NOTE: valid --pcap arguments are: 't2,t3,b2,b3,trlan,trwan,brlan,brwan'");
cmd.AddValue ("verbose", "Enable printing informational messages", verbose);
cmd.AddValue ("duration", "Duration of simulation.", simDurationSeconds);
cmd.AddValue ("udpMultiSW", "Enable udp over multi-switch links", enableUdpMultiSW);
cmd.AddValue ("udpSingleSW", "Enable udp over single-switch links", enableUdpSingleSW);
cmd.AddValue ("pcap", "Comma separated list of PCAP Locations to tap", pcapLocations);
cmd.AddValue ("snapLen", "PCAP packet capture length", snapLen);
cmd.AddValue ("csmaXRate", "CSMA X Link data rate", csmaXLinkDataRate);
cmd.AddValue ("csmaXDelay", "CSMA X Link delay", csmaXLinkDelay);
cmd.AddValue ("csmaYRate", "CSMA Y Link data rate", csmaYLinkDataRate);
cmd.AddValue ("csmaYDelay", "CSMA Y Link delay", csmaYLinkDelay);
cmd.Parse (argc, argv);
// --------------------------------------------------------------------
// Users may find it convenient to turn on explicit debugging
// for selected modules; the below lines suggest how to do this
// --------------------------------------------------------------------
if (verbose)
{
LogComponentEnable ("GlobalRoutingMultiSwitchPlusRouter", LOG_LEVEL_INFO);
}
// ======================================================================
// Define the list of valid PCAP taps
// ----------------------------------------------------------------------
// std::vector<std::string> pcapTaps;
// pcapTaps.push_back ("t2"); // multi-switch UDP echo client
// pcapTaps.push_back ("t3"); // single-switch UDP echo server
// pcapTaps.push_back ("b2"); // multi-switch UDP echo server
// pcapTaps.push_back ("b3"); // single-switch UDP echo client
// pcapTaps.push_back ("trlan"); // top router LAN side
// pcapTaps.push_back ("trwan"); // top router WAN side
// pcapTaps.push_back ("brlan"); // bottom router LAN side
// pcapTaps.push_back ("brwan"); // bottom router WAN side
// ----------------------------------------------------------------------
// Parse the pcapLocations string into pcapLocationVec
// ----------------------------------------------------------------------
/*
std::vector<std::string> pcapLocationVec;
if (pcapLocations != "")
{
std::stringstream sStream (pcapLocations);
while ( sStream.good () )
{
std::string substr;
getline ( sStream, substr, ',' );
if (vssearch (substr,pcapTaps))
{
pcapLocationVec.push_back ( substr );
}
else
{
NS_LOG_ERROR ("WARNING: Unrecognized PCAP location: <" + substr + ">");
}
}
for (std::vector<std::string>::const_iterator
ploc = pcapLocationVec.begin ();
ploc != pcapLocationVec.end ();
++ploc)
{
NS_LOG_INFO ("PCAP capture at: <" + *ploc + ">");
}
}
*/
// ======================================================================
// Set some simulator-wide values
// ======================================================================
// ----------------------------------------------------------------------
// Set PCAP packet capture maximum packet length
// ----------------------------------------------------------------------
/*
if (snapLen != PcapFile::SNAPLEN_DEFAULT)
{
Config::SetDefault ("ns3::PcapFileWrapper::CaptureSize", UintegerValue (snapLen));
}
*/
// ======================================================================
// Create the nodes & links required for the topology shown in comments above.
// ----------------------------------------------------------------------
NS_LOG_INFO ("INFO: Create nodes.");
// use docker as router, there 6 routers (dockers) totally
// every docker has two net interfaces, namely, eth0 & eth1
NodeContainer router_nodes;
router_nodes.Create (12);
NodeContainer pc_nodes;
pc_nodes.Create (4);
NodeContainer ser_nodes;
ser_nodes.Create (2);
Ptr<Node> ts1 = CreateObject<Node> (); // <no IP> : Top switch #1 (bridge)
Ptr<Node> ts2 = CreateObject<Node> (); // <no IP> : Top switch #2 (bridge)
Ptr<Node> bs1 = CreateObject<Node> (); // <no IP> : Bottom switch #1 (bridge)
Ptr<Node> bs2 = CreateObject<Node> (); // <no IP> : Bottom switch #2 (bridge)
Ptr<Node> bs3 = CreateObject<Node> (); // <no IP> : Bottom switch #3 (bridge)
Ptr<Node> bs4 = CreateObject<Node> (); // <no IP> : Bottom switch #4 (bridge)
// ----------------------------------------------------------------------
// Give the nodes names
// ----------------------------------------------------------------------
// Names::Add ("t2", t2);
// Names::Add ("t3", t3);
// Names::Add ("ts1", ts1);
// Names::Add ("ts2", ts2);
// Names::Add ("bs1", bs1);
// Names::Add ("bs2", bs2);
// Names::Add ("bs3", bs3);
// Names::Add ("bs4", bs4);
// Names::Add ("b2", b2);
// Names::Add ("b3", b3);
// ======================================================================
// Create CSMA links to use for connecting LAN nodes together
// ----------------------------------------------------------------------
// ----------------------------------------
// CSMA [X]
// ----------------------------------------
NS_LOG_INFO ("L2: Create a " <<
csmaXLinkDataRate << " " <<
csmaXLinkDelay << " CSMA link for csmaX for LANs.");
CsmaHelper csmaX;
csmaX.SetChannelAttribute ("DataRate", StringValue (csmaXLinkDataRate));
csmaX.SetChannelAttribute ("Delay", StringValue (csmaXLinkDelay));
// ----------------------------------------
// CSMA [Y]
// ----------------------------------------
NS_LOG_INFO ("L2: Create a " <<
csmaYLinkDataRate << " " <<
csmaYLinkDelay << " CSMA link for csmaY for LANs.");
CsmaHelper csmaY;
csmaY.SetChannelAttribute ("DataRate", StringValue (csmaYLinkDataRate));
csmaY.SetChannelAttribute ("Delay", StringValue (csmaYLinkDelay));
// ----------------------------------------------------------------------
// Now, connect the top LAN nodes together with csma links.
// ----------------------------------------------------------------------
NS_LOG_INFO ("L2: Connect nodes on top LAN together with half-duplex CSMA links.");
// Multi-switch top LAN chain: t2-ts4-ts3-ts2-ts1-tr
// docker1 <---> docker2
NetDeviceContainer link_r1_r2 = csmaX.Install (NodeContainer (router_nodes.Get(1), router_nodes.Get(2)));
// ts1
NetDeviceContainer link_ts1_r0 = csmaX.Install (NodeContainer (ts1, router_nodes.Get(0)));
NetDeviceContainer link_ts1_r4 = csmaX.Install (NodeContainer (ts1, router_nodes.Get(4)));
NetDeviceContainer link_ts1_r6 = csmaX.Install (NodeContainer (ts1, router_nodes.Get(6)));
NetDeviceContainer link_ts1_s0 = csmaX.Install (NodeContainer (ts1, ser_nodes.Get(0)));
// ts2
NetDeviceContainer link_ts2_r3 = csmaX.Install (NodeContainer (ts2, router_nodes.Get(3)));
NetDeviceContainer link_ts2_r8 = csmaX.Install (NodeContainer (ts2, router_nodes.Get(8)));
NetDeviceContainer link_ts2_r10 = csmaX.Install (NodeContainer (ts2, router_nodes.Get(10)));
NetDeviceContainer link_ts2_s1 = csmaX.Install (NodeContainer (ts2, ser_nodes.Get(1)));
// bs1
NetDeviceContainer link_bs1_r5 = csmaX.Install (NodeContainer (bs1, router_nodes.Get(5)));
NetDeviceContainer link_bs1_p0 = csmaX.Install (NodeContainer (bs1, pc_nodes.Get(0)));
// bs2
NetDeviceContainer link_bs2_r7 = csmaX.Install (NodeContainer (bs2, router_nodes.Get(7)));
NetDeviceContainer link_bs2_p1 = csmaX.Install (NodeContainer (bs2, pc_nodes.Get(1)));
// bs3
NetDeviceContainer link_bs3_r9 = csmaX.Install (NodeContainer (bs3, router_nodes.Get(9)));
NetDeviceContainer link_bs3_p2 = csmaX.Install (NodeContainer (bs3, pc_nodes.Get(2)));
// bs4
NetDeviceContainer link_bs4_r11 = csmaX.Install (NodeContainer (bs4, router_nodes.Get(11)));
NetDeviceContainer link_bs4_p3 = csmaX.Install (NodeContainer (bs4, pc_nodes.Get(3)));
// ======================================================================
// Manually create the list of NetDevices for each switch
// ----------------------------------------------------------------------
// Top Switch 1 NetDevices (ts1)
NetDeviceContainer ts1nd;
ts1nd.Add (link_ts1_r0.Get (0));
ts1nd.Add (link_ts1_r4.Get (0));
ts1nd.Add (link_ts1_r6.Get (0));
ts1nd.Add (link_ts1_s0.Get (0));
// Top Switch 2 NetDevices (ts2)
NetDeviceContainer ts2nd;
ts2nd.Add (link_ts2_r3.Get (0));
ts2nd.Add (link_ts2_r8.Get (0));
ts2nd.Add (link_ts2_r10.Get (0));
ts2nd.Add (link_ts2_s1.Get (0));
// Bottom Switch 1 NetDevices (bs1)
NetDeviceContainer bs1nd;
bs1nd.Add (link_bs1_r5.Get (0));
bs1nd.Add (link_bs1_p0.Get (0));
// Bottom Switch 2 NetDevices (bs2)
NetDeviceContainer bs2nd;
bs2nd.Add (link_bs2_r7.Get (0));
bs2nd.Add (link_bs2_p1.Get (0));
// Bottom Switch 3 NetDevices (bs3)
NetDeviceContainer bs3nd;
bs3nd.Add (link_bs3_r9.Get (0));
bs3nd.Add (link_bs3_p2.Get (0));
// Bottom Switch 4 NetDevices (bs4)
NetDeviceContainer bs4nd;
bs4nd.Add (link_bs4_r11.Get (0));
bs4nd.Add (link_bs4_p3.Get (0));
// ======================================================================
// Install bridging code on each switch
// ----------------------------------------------------------------------
BridgeHelper bridge;
bridge.Install (ts1, ts1nd);
bridge.Install (ts2, ts2nd);
bridge.Install (bs1, bs1nd);
bridge.Install (bs2, bs2nd);
bridge.Install (bs3, bs3nd);
bridge.Install (bs4, bs4nd);
// ======================================================================
// link Linux bridge
// ----------------------------------------------------------------------
NetDeviceContainer RouterNodes;
NetDeviceContainer PcNodes;
NetDeviceContainer SerNodes;
RouterNodes.Add (link_ts1_r0.Get (1));
RouterNodes.Add (link_r1_r2.Get (0));
RouterNodes.Add (link_r1_r2.Get (1));
RouterNodes.Add (link_ts2_r3.Get (1));
RouterNodes.Add (link_ts1_r4.Get (1));
RouterNodes.Add (link_bs1_r5.Get (1));
RouterNodes.Add (link_ts1_r6.Get (1));
RouterNodes.Add (link_bs2_r7.Get (1));
RouterNodes.Add (link_ts2_r8.Get (1));
RouterNodes.Add (link_bs3_r9.Get (1));
RouterNodes.Add (link_ts2_r10.Get (1));
RouterNodes.Add (link_bs4_r11.Get (1));
PcNodes.Add (link_bs1_p0.Get (1));
PcNodes.Add (link_bs2_p1.Get (1));
PcNodes.Add (link_bs3_p2.Get (1));
PcNodes.Add (link_bs4_p3.Get (1));
SerNodes.Add (link_ts1_s0.Get (1));
SerNodes.Add (link_ts2_s1.Get (1));
// ======================================================================
// link VM.
// ----------------------------------------------------------------------
TapBridgeHelper tapBridge;
tapBridge.SetAttribute ("Mode", StringValue ("UseBridge"));
// PC Node 0, 1, 2, 3
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_w_1"));
tapBridge.Install (pc_nodes.Get (0), PcNodes.Get (0)); //p0
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_w_2"));
tapBridge.Install (pc_nodes.Get (1), PcNodes.Get (1)); //p1
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_w_3"));
tapBridge.Install (pc_nodes.Get (2), PcNodes.Get (2)); //p2
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_w_4"));
tapBridge.Install (pc_nodes.Get (3), PcNodes.Get (3)); //p3
// Ser Node 0, 1
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_w_5"));
tapBridge.Install (ser_nodes.Get (0), SerNodes.Get (0)); //s0
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_w_6"));
tapBridge.Install (ser_nodes.Get (1), SerNodes.Get (1)); //s1
// Router Node 0 ~ 11
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_11"));
tapBridge.Install (router_nodes.Get (0), RouterNodes.Get (0)); //r0, docker_1
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_12"));
tapBridge.Install (router_nodes.Get (1), RouterNodes.Get (1)); //r1, docker_1
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_21"));
tapBridge.Install (router_nodes.Get (2), RouterNodes.Get (2)); //r2, docker_2
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_22"));
tapBridge.Install (router_nodes.Get (3), RouterNodes.Get (3)); //r3, docker_2
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_31"));
tapBridge.Install (router_nodes.Get (4), RouterNodes.Get (4)); //r4, docker_3
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_32"));
tapBridge.Install (router_nodes.Get (5), RouterNodes.Get (5)); //r5, docker_3
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_41"));
tapBridge.Install (router_nodes.Get (6), RouterNodes.Get (6)); //r6, docker_4
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_42"));
tapBridge.Install (router_nodes.Get (7), RouterNodes.Get (7)); //r7, docker_4
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_51"));
tapBridge.Install (router_nodes.Get (8), RouterNodes.Get (8)); //r8, docker_5
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_52"));
tapBridge.Install (router_nodes.Get (9), RouterNodes.Get (9)); //r9, docker_5
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_61"));
tapBridge.Install (router_nodes.Get (10), RouterNodes.Get (10)); //r10, docker_6
tapBridge.SetAttribute ("DeviceName", StringValue ("tap_r_62"));
tapBridge.Install (router_nodes.Get (11), RouterNodes.Get (11)); //r11, docker_6
// ======================================================================
// Now, do the actual simulation.
// ----------------------------------------------------------------------
// NS_LOG_INFO ("Run Simulation for " << simDurationSeconds << " seconds.");
// Simulator::Stop (Seconds (simDurationSeconds));
Simulator::Run ();
Simulator::Destroy ();
NS_LOG_INFO ("Done.");
}