def main(): net = Mininet() """ Uncomment following lines to add controller """ # net.addController('c0', controller=RemoteController, ip="127.0.0.1", port=6633) sw0 = net.addSwitch('sw0', ip=None, failMode='standalone') ap0 = net.addSwitch('ap0', ip=None, failMode='standalone') ap1 = net.addSwitch('ap1', ip=None, failMode='standalone') sta0 = net.addHost('sta0', ip="10.0.0.1") sta1 = net.addHost('sta1', ip="10.0.0.2") wifi = WIFISegment() wifi.addAp(ap0, channelNumber=11, ssid="opennet_0") wifi.addAp(ap1, channelNumber=11, ssid="opennet_1") wifi.addSta(sta0, channelNumber=11, ssid="opennet_0") wifi.addSta(sta1, channelNumber=11, ssid="opennet_1") net.addLink(sw0, ap0) net.addLink(sw0, ap1) net.start() mininet.ns3.start() sta0.cmdPrint('ping -c2 ' + sta1.IP()) sta1.cmdPrint('ping -c2 ' + sta0.IP()) CLI(net) mininet.ns3.stop() mininet.ns3.clear() net.stop()
def emptyNet(): "Create an empty network and add nodes to it." "[h1]<---wifi-network---> [h0:AP] <---wired-link ---> [s0] <---wired-link--->[h3]" "[h2]<---wifi-network---> " net = Mininet( controller=OVSController ) info( '*** Adding controller\n' ) net.addController( 'c0' ) info( '*** Adding switch\n' ) s0 = net.addSwitch( 's0' ) s0.listenPort = 6634 h0 = net.addHost( 'h0' ) h1 = net.addHost( 'h1', ip='192.168.0.2' ) h2 = net.addHost( 'h2', ip='192.168.0.3' ) h3 = net.addHost( 'h3', ip='10.0.0.2' ) linkopts=dict( bw=100, delay='1ms', loss=0 ) TCLink( s0, h3, **linkopts ) TCLink( h0, s0, **linkopts ) wifi = WIFISegment() wifi.addAp( h0 ) wifi.addSta( h1 ) wifi.addSta( h2 ) info( '*** Starting network\n') net.start() mininet.ns3.start() h0.cmdPrint ( "ifconfig h0-eth0 10.0.0.1 netmask 255.255.255.0" ) h0.cmdPrint ( "ifconfig h0-eth1 192.168.0.1 netmask 255.255.255.0" ) h0.cmdPrint ( "sudo echo 1 > /proc/sys/net/ipv4/ip_forward" ) h1.cmdPrint ( "route add default gw 192.168.0.1" ) h2.cmdPrint ( "route add default gw 192.168.0.1" ) h3.cmdPrint ( "route add default gw 10.0.0.1" ) info( '*** Testing network connectivity\n' ) net.pingAll() info( '*** Running CLI\n' ) CLI( net ) info( '*** Stopping network' ) mininet.ns3.stop() mininet.ns3.clear() # line added net.stop()
def staticEventNet(): net = Mininet() net.addController('c0', controller=RemoteController, ip="127.0.0.1", port=6653) sw0 = net.addSwitch('sw0', ip=None, failMode='standalone') ap0 = net.addSwitch('ap0', ip=None, failMode='standalone') ap1 = net.addSwitch('ap1', ip=None, failMode='standalone') ap2 = net.addSwitch('ap2', ip=None, failMode='standalone') info('*** Creating Network\n') h0 = net.addHost('h0') h1 = net.addHost('h1') h2 = net.addHost('h2') wifi = WIFISegment() wifi.addAp(ap0, channelNumber=11, ssid="opennet_0") wifi.addAp(ap1, channelNumber=11, ssid="opennet_1") wifi.addAp(ap2, channelNumber=11, ssid="opennet_2") wifi.addAdhoc(h0) wifi.addAdhoc(h1) wifi.addAdhoc(h2) h0.setIP('192.168.123.1/24') h1.setIP('192.168.123.2/24') h2.setIP('192.168.123.3/24') mininet.ns3.setPosition(ap0, 100, 100, 100) mininet.ns3.setPosition(ap1, 200, 100, 100) mininet.ns3.setPosition(ap2, 300, 100, 100) net.addLink(sw0, ap0) net.addLink(sw0, ap1) net.addLink(sw0, ap2) net.start() mininet.ns3.start() print(mininet.ns3.getPosition(ap0)) CLI(net) mininet.ns3.stop() mininet.ns3.clear() net.stop()
if __name__ == '__main__': setLogLevel( 'info' ) info( '*** ns-3 network demo\n' ) net = Mininet() info( '*** Creating Network\n' ) h0 = Node( 'h0' ) h1 = Node( 'h1' ) h2 = Node( 'h2' ) net.hosts.append( h0 ) net.hosts.append( h1 ) net.hosts.append( h2 ) wifi = WIFISegment() wifi.addAp( h0 ) wifi.addSta( h1 ) wifi.addSta( h2 ) wifi.phyhelper.EnablePcap( "Ap-trace.pcap", h0.nsNode.GetDevice( 0 ), True, True ); info( '*** Configuring hosts\n' ) h0.setIP( '192.168.123.1/24' ) h1.setIP( '192.168.123.2/24') h2.setIP( '192.168.123.3/24') mininet.ns3.start()
def Start(GI=False, MCS=2, Bandwidth=20, UDP=True, TP=20, PCAP=False): setLogLevel( 'info' ) #info( '*** ns-3 network demo\n' ) net = Mininet() #info( '*** Creating Network\n' ) h0 = net.addHost( 'h0' ) #h1 = net.addHost( 'h1' ) h2 = net.addHost( 'h2' ) wifi = WIFISegment() #CONFIGURATION udp = UDP gi = GI #0,1 bandwidth = Bandwidth #20,40 mcs = MCS #2,4,7 info( '*** Creating Network\n' ) h0 = net.addHost( 'h0' ) #h1 = net.addHost( 'h1' ) h2 = net.addHost( 'h2' ) if udp == False: #TCP payloadSize = 1448 #bytes ns.core.Config.SetDefault ("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue (payloadSize)) else: payloadSize = 1472 wifi.wifihelper.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211n_5GHZ) # Enabling Shor guard intervals: wifi.phyhelper.Set("ShortGuardEnabled", ns.core.BooleanValue(gi)) wifi.machelper = ns.wifi.WifiMacHelper () DataRate = "HtMcs"+str(mcs) # set datarate for node h0 wifi.wifihelper.SetRemoteStationManager( "ns3::ConstantRateWifiManager", "DataMode", ns.core.StringValue (DataRate), "ControlMode", ns.core.StringValue ("HtMcs0") ) Sssid = "wifi-80211n" wifi.addSta( h0, ext="n", ca=True, ssid=Sssid ) wifi.addAp( h2, ext="n", ca=True, ssid=Sssid ) # set channel bandwidth ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue (bandwidth)) if PCAP == True: wifi.phyhelper.EnablePcap( "80211nCA_Sta1.pcap", h0.nsNode.GetDevice( 0 ), True, True ); #wifi.phyhelper.EnablePcap( "Ap-h1.pcap", h1.nsNode.GetDevice( 1 ), True, True ); wifi.phyhelper.EnablePcap( "80211nCA_Ap.pcap", h2.nsNode.GetDevice( 0 ), True, True ); #info( '*** Configuring hosts\n' ) h0.setIP('192.168.123.1/24') #h1.setIP('192.168.123.2/24') h2.setIP('192.168.123.3/24') mininet.ns3.start() info( '\n *** Testing network connectivity\n' ) h0.cmdPrint("ping 192.168.123.3 -c 10") info( '*** Testing bandwidth between h0 and h2 while h1 is not transmitting\n' ) h2.sendCmd( "iperf -s -i 1 -u" ) val = "iperf -c 192.168.123.3 -u -b "+str(TP)+"M" h0.cmdPrint(val)
def Start(GI=False, MCS=3, Bandwidth=40, UDP=True, TP=54, PCAP=False): setLogLevel('info') #info( '*** ns-3 network demo\n' ) net = Mininet() #info( '*** Creating Network\n' ) h0 = net.addHost('h0') #h1 = net.addHost( 'h1' ) h2 = net.addHost('h2') wifi = WIFISegment() #CONFIGURATION udp = UDP gi = GI #0,1 bandwidth = Bandwidth #20,40,80 mcs = MCS #2,4,7 # ns.core.Config.SetDefault ("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue (payloadSize)) wifi.wifihelper.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211ac) # Enabling Shor guard intervals: wifi.phyhelper.Set("ShortGuardEnabled", ns.core.BooleanValue(gi)) DataRate = "VhtMcs" + str(mcs) # set datarate for node h0 wifi.wifihelper.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode", ns.core.StringValue(DataRate), "ControlMode", ns.core.StringValue(DataRate)) wifi.machelper = ns.wifi.WifiMacHelper() Sssid = "wifi-80211ac" wifi.addSta(h0, ssid=Sssid, qosSupported=True, ext="ac") wifi.addAp(h2, ssid=Sssid, qosSupported=True, ext="ac") # mininet.ns3.setPosition( h0, 10.0, 10.0, 0.0) # mininet.ns3.setPosition( h2, 5.0, 5.0, 0.0) # set channel bandwidth ns.core.Config.Set( "/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue(bandwidth)) if PCAP == True: wifi.phyhelper.SetPcapDataLinkType( ns.wifi.WifiPhyHelper.DLT_IEEE802_11_RADIO) wifi.phyhelper.EnablePcap("Scen1_STA_VLCNS3MN.pcap", h0.nsNode.GetDevice(0), True, True) #wifi.phyhelper.EnablePcap( "Ap-h1.pcap", h1.nsNode.GetDevice( 1 ), True, True ); wifi.phyhelper.EnablePcap("Scen1_AP_VLCNS3MN.pcap", h2.nsNode.GetDevice(0), True, True) #info( '*** Configuring hosts\n' ) h0.setIP('192.168.123.1/24') #h1.setIP('192.168.123.2/24') h2.setIP('192.168.123.3/24') ns.core.Config.SetDefault("ns3::ConfigStore::Filename", ns.core.StringValue("output-attr.xml")) ns.core.Config.SetDefault("ns3::ConfigStore::FileFormat", ns.core.StringValue("Xml")) ns.core.Config.SetDefault("ns3::ConfigStore::Mode", ns.core.StringValue("Save")) outputConfig = ns.config_store.ConfigStore() outputConfig.ConfigureDefaults() outputConfig.ConfigureAttributes() mininet.ns3.start() h2.cmd("iptables -t mangle -N mark-tos") h2.cmd("iptables -t mangle -A OUTPUT -j mark-tos") h2.cmd( "iptables -t mangle -A mark-tos -p tcp --sport 5004 -j TOS --set-tos 0x05" ) h2.cmd( "iptables -t mangle -A mark-tos -p tcp --dport 5004 -j TOS --set-tos 0x05" ) h2.cmd( "iptables -t mangle -A mark-tos -p tcp --sport 5005 -j TOS --set-tos 0x04" ) h2.cmd( "iptables -t mangle -A mark-tos -p tcp --dport 5005 -j TOS --set-tos 0x04" ) h0.cmd("iptables -t mangle -N mark-tos") h0.cmd("iptables -t mangle -A OUTPUT -j mark-tos") h0.cmd( "iptables -t mangle -A mark-tos -p tcp --sport 5004 -j TOS --set-tos 0x05" ) h0.cmd( "iptables -t mangle -A mark-tos -p tcp --dport 5004 -j TOS --set-tos 0x05" ) h0.cmd( "iptables -t mangle -A mark-tos -p tcp --sport 5005 -j TOS --set-tos 0x04" ) h0.cmd( "iptables -t mangle -A mark-tos -p tcp --dport 5005 -j TOS --set-tos 0x04" ) h0.cmd("ifconfig h0-eth0 mtu 1452 ") h2.cmd("ifconfig h2-eth0 mtu 1452 ") info('*** Testing network connectivity \n') h0.cmdPrint("ping 192.168.123.3 -c 3") # info( '*** Testing network connectivity\n' ) # h0.cmd("tcpdump -i h0-eth0 -w h0_test.pcap & ") # h2.cmd("tcpdump -i h2-eth0 -w h2_test.pcap & ") #info( '***Position of our architecture***\n') #info( 'STA:', mininet.ns3.getPosition( h0 ), '\n') #info( 'AP:', mininet.ns3.getPosition( h2 ), '\n') info('**Opening stream of Video Bunny Rabbit in HQ from AP to STA***\n') h2.cmd( " $(echo Y3ZsYyBmaWxlOi8vL2hvbWUvb3Nib3hlcy9Eb3dubG9hZHMvYmJiX3N1bmZsb3dlcl8yMTYwcF82MGZwc19ub3JtYWwubXA0IC0tc291dD0jaHR0cHttdXg9ZmZtcGVne211eD1mbHZ9LGRzdD06NTAwNC99IC0tbm8tc291dC1hbGwgLS1zb3V0LWtlZXAK | base64 -d) &" ) time.sleep(0.5) info('**Opening HTTP stream on STA***\n') #Use h0 vlc-wrapper to open VLC on host 0 h0.cmdPrint("cvlc http://192.168.123.3:5004/ &") time.sleep(40) info("***Ending TCPDump and cleaning up***\n") h0.cmd("killall tcpdump") h2.cmd("killall tcpdump") h0.cmd("pkill -9 vlc") h2.cmd("pkill -9 vlc") mininet.ns3.stop() mininet.ns3.clear() net.stop()
def Start(GI=False, MCS=2, Bandwidth=20, UDP=True, TP=20, PCAP=False): setLogLevel('info') #info( '*** ns-3 network demo\n' ) net = Mininet() #info( '*** Creating Network\n' ) h0 = net.addHost('h0') h1 = net.addHost('h1') h2 = net.addHost('h2') h3 = net.addHost('h3') h4 = net.addHost('h4') h5 = net.addHost('h5') wifi = WIFISegment() #CONFIGURATION udp = UDP gi = GI #0,1 bandwidth = Bandwidth #20,40,80 mcs = MCS #2,4,7 if udp == False: #TCP payloadSize = 1448 #bytes ns.core.Config.SetDefault("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue(payloadSize)) else: payloadSize = 1472 wifi.wifihelper.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211ac) # Enabling Shor guard intervals: wifi.phyhelper.Set("ShortGuardEnabled", ns.core.BooleanValue(gi)) DataRate = "VhtMcs" + str(mcs) # set datarate for node h0 wifi.wifihelper.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode", ns.core.StringValue(DataRate), "ControlMode", ns.core.StringValue(DataRate)) wifi.machelper = ns.wifi.WifiMacHelper() Sssid = "wifi-80211ac" wifi.addSta(h0, ssid=Sssid) wifi.addSta(h1, ssid=Sssid) wifi.addSta(h2, ssid=Sssid) wifi.addSta(h3, ssid=Sssid) wifi.addSta(h4, ssid=Sssid) wifi.addAp(h5, ssid=Sssid) # set channel bandwidth ns.core.Config.Set( "/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue(bandwidth)) if PCAP == True: wifi.phyhelper.EnablePcap("80211ac_Sta1.pcap", h0.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211ac_Sta2.pcap", h1.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211ac_Sta3.pcap", h2.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211ac_Sta4.pcap", h3.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211ac_Sta5.pcap", h4.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211ac_Ap.pcap", h5.nsNode.GetDevice(0), True, True) #info( '*** Configuring hosts\n' ) h0.setIP('192.168.123.1/24') h1.setIP('192.168.123.2/24') h2.setIP('192.168.123.3/24') h3.setIP('192.168.123.4/24') h4.setIP('192.168.123.5/24') h5.setIP('192.168.123.6/24') mininet.ns3.start() #info( '\n *** Testing network connectivity\n' ) net.pingFull([h0, h5]) #net.pingFull([h1,h2]) #net.pingFull([h0,h1]) info('*** Starting UDP iperf server on AP(h5)\n') h5.sendCmd("iperf -s -i 1 -u") info('*** Testing bandwidth between h0 and h5 none is transmitting\n') val = "iperf -c 192.168.123.6 -u -b " + str(TP) + "M" h0.cmdPrint(val) info( '*** Testing bandwidth between h0 and h5 while everyone transmitting\n' ) val = "iperf -c 192.168.123.6 -u -b " + str(TP) + "M" h1.sendCmd(val) h2.sendCmd(val) h3.sendCmd(val) h0.sendCmd(val) h4.cmdPrint(val)
def Start(OFDM_R=9, UDP=True, TP=9, PCAP=False): setLogLevel('info') #info( '*** ns-3 network demo\n' ) net = Mininet() #info( '*** Creating Network\n' ) h0 = net.addHost('h0') h1 = net.addHost('h1') h2 = net.addHost('h2') h3 = net.addHost('h3') h4 = net.addHost('h4') h5 = net.addHost('h5') wifi = WIFISegment() #CONFIGURATION udp = UDP bandwidth = 20 ofdm_r = "OfdmRate" + str(OFDM_R) + "Mbps" OfdmRate = ofdm_r #9,24,48 if udp == False: #TCP payloadSize = 1448 #bytes ns.core.Config.SetDefault("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue(payloadSize)) else: payloadSize = 1472 wifi = WIFISegment() wifi.wifihelper.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211a) wifi.wifihelper.SetRemoteStationManager( "ns3::ConstantRateWifiManager", "DataMode", ns.core.StringValue(OfdmRate), "ControlMode", ns.core.StringValue("OfdmRate9Mbps")) Sssid = "wifi-80211a" wifi.addSta(h0, ssid=Sssid) wifi.addSta(h1, ssid=Sssid) wifi.addSta(h2, ssid=Sssid) wifi.addSta(h3, ssid=Sssid) wifi.addSta(h4, ssid=Sssid) wifi.addAp(h5, ssid=Sssid) # set channel bandwidth ns.core.Config.Set( "/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue(bandwidth)) if PCAP == True: wifi.phyhelper.EnablePcap("80211a_sta1.pcap", h0.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211a_sta2.pcap", h1.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211a_sta3.pcap", h2.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211a_sta4.pcap", h3.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211a_sta5.pcap", h4.nsNode.GetDevice(0), True, True) wifi.phyhelper.EnablePcap("80211a_ap.pcap", h5.nsNode.GetDevice(0), True, True) #info( '*** Configuring hosts\n' ) h0.setIP('192.168.123.1/24') h1.setIP('192.168.123.2/24') h2.setIP('192.168.123.3/24') h3.setIP('192.168.123.4/24') h4.setIP('192.168.123.5/24') h5.setIP('192.168.123.6/24') mininet.ns3.start() #info( '\n *** Testing network connectivity\n' ) net.pingFull([h0, h5]) #net.pingFull([h1,h2]) #net.pingFull([h0,h1]) info('*** Starting UDP iperf server on AP(h5)\n') h5.sendCmd("iperf -s -i 1 -u") info( '*** Testing bandwidth between h0 and h5 while others stas are not transmitting\n' ) val = "iperf -c 192.168.123.6 -u -b " + str(TP) + "M" h0.cmdPrint(val) info( '*** Testing bandwidth between h0 and h5 while all stats are also transmitting\n' ) val = "iperf -c 192.168.123.6 -u -b " + str(TP) + "M" h0.sendCmd(val) h1.sendCmd(val) h2.sendCmd(val) h3.sendCmd(val) h4.cmdPrint(val)
def Start(GI=False, MCS=3, Bandwidth=40, UDP=True, TP=54, PCAP=False): setLogLevel('info') #info( '*** ns-3 network demo\n' ) net = Mininet() #info( '*** Creating Network\n' ) h0 = net.addHost('h0') #h1 = net.addHost( 'h1' ) h2 = net.addHost('h2') h3 = net.addHost('h3') h4 = net.addHost('h4') #h5 = net.addHost( 'h5' ) #h6 = net.addHost( 'h6' ) h7 = net.addHost('h7') h8 = net.addHost('h8') wifi = WIFISegment() #CONFIGURATION udp = UDP gi = GI #0,1 bandwidth = Bandwidth #20,40,80 mcs = MCS #2,4,7 # if udp == False: # #TCP # payloadSize = 1448 #bytes # ns.core.Config.SetDefault ("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue (payloadSize)) # else: # payloadSize = 1472 wifi.wifihelper.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211ac) # Enabling Shor guard intervals: wifi.phyhelper.Set("ShortGuardEnabled", ns.core.BooleanValue(gi)) DataRate = "VhtMcs" + str(mcs) # set datarate for node h0 wifi.wifihelper.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode", ns.core.StringValue(DataRate), "ControlMode", ns.core.StringValue("VhtMcs0")) wifi.machelper = ns.wifi.WifiMacHelper() #wifi.wifihelper.SetRemoteStationManager( "ns3::ConstantRateWifiManager", # "DataMode", ns.core.StringValue ("VhtMcs8"), "ControlMode", ns.core.StringValue ("VhtMcs8") ) Sssid = "wifi-80211acCA" wifi.addSta(h0, ext="ac", ssid=Sssid, port=9977, qosSupported=True) wifi.addSta(h3, ext="ac", ssid=Sssid, port=9998, qosSupported=True) wifi.addSta(h4, ext="ac", ssid=Sssid, port=9994, qosSupported=True) #wifi.addSta( h5,ext="ac", ssid=Sssid, port=9993, qosSupported=True) #wifi.addSta( h6,ext="ac", ssid=Sssid, port=9992, qosSupported=True) wifi.addSta(h7, ext="ac", ssid=Sssid, port=9977, qosSupported=True) wifi.addSta(h8, ext="ac", ssid=Sssid, port=9966, qosSupported=True) wifi.addAp(h2, ext="ac", ssid=Sssid, port=9999, qosSupported=True) # set channel bandwidth ns.core.Config.Set( "/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue(bandwidth)) if PCAP == True: wifi.phyhelper.SetPcapDataLinkType( ns.wifi.WifiPhyHelper.DLT_IEEE802_11_RADIO) wifi.phyhelper.EnablePcap("80211ac_Sta1.pcap", h0.nsNode.GetDevice(0), True, True) #wifi.phyhelper.EnablePcap( "Ap-h1.pcap", h1.nsNode.GetDevice( 1 ), True, True ); wifi.phyhelper.EnablePcap("80211ac_Ap.pcap", h2.nsNode.GetDevice(0), True, True) #info( '*** Configuring hosts\n' ) h0.setIP('192.168.123.1/24') h2.setIP('192.168.123.3/24') h3.setIP('192.168.123.4/24') h4.setIP('192.168.123.5/24') #h5.setIP('192.168.123.6/24') #h6.setIP('192.168.123.7/24') h7.setIP('192.168.123.8/24') h8.setIP('192.168.123.9/24') mininet.ns3.start() time.sleep(2) info('\n *** Testing network connectivity\n') #net.pingFull() info('*** Start capturing pcaps\n') #h0.cmd("tcpdump -i h0-eth9998 -w h0_test.pcap & ") h2.cmd("tcpdump -i h2-eth9999 -w h2_test_multiSTA.pcap & ") time.sleep(2) # info( '*** Video measurement\n' ) h0.cmd("iperf3 -s -i 1 -p 9999 --cport 9999 | tee sta_VI_CBR_h0.txt &") time.sleep(2) val = "iperf3 -c 192.168.123.1 -b 20m -M 1024 -Z -p 9999 -t 30 -i 1 --cport 9999 -S 0x4 &" h2.cmd(val) time.sleep(3) info('*** Voice measurement\n') h3.cmd("iperf3 -s -i 1 -p 9998 | tee sta_VO_CBR_h3.txt &") h2.cmd("iperf3 -s -i 1 -p 9989 | tee ap_VO_CBR_h4.txt &") h4.cmd("iperf3 -s -i 1 -p 9994 | tee sta_VO_CBR_h4.txt &") #h2.cmd( "iperf3 -s -i 1 -p 9949 | tee ap_VO_CBR_h5.txt &" ) # h5.cmd( "iperf3 -s -i 1 -p 9993 | tee sta_VO_CBR_h5.txt &" ) #h2.cmd( "iperf3 -s -i 1 -p 9939 | tee ap_VO_CBR_h6.txt &" ) # h6.cmd( "iperf3 -s -i 1 -p 9992 | tee sta_VO_CBR_h6.txt &" ) h2.cmd("iperf3 -s -i 1 -p 9929 | tee ap_VO_CBR_h3.txt &") time.sleep(2) val = "iperf3 -c 192.168.123.4 -u -b 64k -Z --length 160 -p 9998 -t 25 -i 1 --cport 9998 -S 0x6 &" h2.cmd(val) val = "iperf3 -c 192.168.123.3 -u -b 64k -Z --length 160 -p 9929 -t 25 -i 1 --cport 9929 -S 0x6 &" h3.cmd(val) # val = "iperf3 -c 192.168.123.7 -u -b 64k -Z --length 160 -p 9992 -t 25 -i 1 --cport 9992 -S 0x6 &" # h2.cmd(val) #val = "iperf3 -c 192.168.123.3 -u -b 6.4m -Z --length 160 -p 9939 -t 25 -i 1 --cport 9939 -S 0x6 &" #h6.cmd(val) # val = "iperf3 -c 192.168.123.6 -u -b 64k -Z --length 160 -p 9993 -t 25 -i 1 --cport 9993 -S 0x6 &" # h2.cmd(val) #val = "iperf3 -c 192.168.123.3 -u -b 6.4m -Z --length 160 -p 9949 -t 25 -i 1 --cport 9949 -S 0x6 &" #h5.cmd(val) val = "iperf3 -c 192.168.123.5 -u -b 64k -Z --length 160 -p 9994 -t 25 -i 1 --cport 9994 -S 0x6 &" h2.cmd(val) val = "iperf3 -c 192.168.123.3 -u -b 64k -Z --length 160 -p 9989 -t 25 -i 1 --cport 9989 -S 0x6 &" h4.cmd(val) time.sleep(3) info('*** BE&BK measurement\n') h7.cmd("iperf3 -s -i 1 -p 9977 | tee sta_BE_CBR_h7.txt &") h2.cmd("iperf3 -s -i 1 -p 9979 | tee ap_BE_CBR_h8.txt &") h8.cmd("iperf3 -s -i 1 -p 9966 | tee sta_BK_CBR_h8.txt &") h2.cmd("iperf3 -s -i 1 -p 9969 | tee ap_BK_CBR_h7.txt &") time.sleep(2) val = "iperf3 -c 192.168.123.3 -M 750 -l 750 -Z -b 250k -p 9969 -t 20 --cport 9666 -i 1 -S 0x1 &" h7.cmd(val) val = "iperf3 -c 192.168.123.9 -M 750 -l 750 -Z -b 250k -p 9966 -t 20 --cport 9996 -i 1 -S 0x1 &" h2.cmd(val) val = "iperf3 -c 192.168.123.3 -M 501 -l 501 -Z -b 161k -p 9979 -t 20 --cport 9777 -i 1 -S 0x0 &" h8.cmd(val) val = "iperf3 -c 192.168.123.8 -M 501 -l 501 -Z -b 161k -p 9977 -t 20 --cport 9997 -i 1 -S 0x0 &" h2.cmd(val) time.sleep(10) #CLI(net) info("***Ending TCPDump and cleaning up***\n") h3.cmd("killall tcpdump") h4.cmd("killall tcpdump") #h5.cmd("killall tcpdump") #h6.cmd("killall tcpdump") h2.cmd("killall tcpdump") h0.cmd("killall tcpdump") h7.cmd("killall tcpdump") h8.cmd("killall tcpdump") h3.cmd("killall iperf3") h4.cmd("killall iperf3") #h5.cmd("killall iperf3") #h6.cmd("killall iperf3") h2.cmd("killall iperf3") h0.cmd("killall iperf3") h7.cmd("killall iperf3") h8.cmd("killall iperf3") mininet.ns3.stop() mininet.ns3.clear() net.stop()
def WifiNet(): net = Mininet() """ Uncomment following lines to add controller """ # info( '*** Adding controller\n' ) # net.addController( 'c0', controller=RemoteController, ip='127.0.0.1', port=6633 ) """ Initialize WifiSegment Reference mininet/ns3.py for more detail of WIFISegment class """ wifi = WIFISegment() """ Node names """ hosts = ['h1', 'h2'] switches = ['s1', 's2', 's3', 's4', 's5', 's6', 's7'] """ Links between APs """ links = [['s1', 's2'], ['s1', 's3'], ['s1', 's4'], ['s1', 's5'], ['s1', 's6'], ['s1', 's7']] """ IP address of hosts """ ip = {'h1': '10.0.0.1', 'h2': '10.0.0.2'} """ Wi-Fi channels """ channels = { 'h1': 1, 'h2': 11, 's1': 1, 's2': 6, 's3': 11, 's4': 11, 's5': 6, 's6': 11, 's7': 11 } """ This rectangle is the bounds of mobility model """ rectangle = ns.mobility.RectangleValue( ns.mobility.Rectangle(-150, 150, -150, 150)) """ The mobility helpers of hosts """ mobility_helpers = { 'h1': mininet.ns3.createMobilityHelper("ns3::RandomWalk2dMobilityModel", n0="Bounds", v0=rectangle), 'h2': mininet.ns3.createMobilityHelper("ns3::RandomWalk2dMobilityModel", n0="Bounds", v0=rectangle) } list_position = { 'h1': mininet.ns3.createListPositionAllocate(x1=0, y1=10, z1=0), 'h2': mininet.ns3.createListPositionAllocate(x1=150, y1=30, z1=0) } """ Mobility models of hosts """ mobility_models = { 'h1': mininet.ns3.setListPositionAllocate(mobility_helpers['h1'], list_position['h1']), 'h2': mininet.ns3.setListPositionAllocate(mobility_helpers['h2'], list_position['h2']) } """ Positions of APs """ positions = { 's1': (0, 0, 0), 's2': (120, 0, 0), 's3': (60, 60 * (3**0.5), 0), 's4': (60, -60 * (3**0.5), 0), 's5': (-120, 0, 0), 's6': (-60, 60 * (3**0.5), 0), 's7': (-60, -60 * (3**0.5), 0) } """ Container of nodes """ nodes = {} """ Initialize Stations """ for host in hosts: node = net.addHost(host, ip=ip[host]) mininet.ns3.setMobilityModel(node, mobility_models.get(host)) wifi.addSta(node, channelNumber=channels.get(host), ssid='opennet') nodes[host] = node """ Initialize APs """ for switch in switches: node = net.addSwitch(switch, ip=None, failMode='standalone') mininet.ns3.setMobilityModel(node, None) pos_tuple = positions.get(switch) mininet.ns3.setPosition(node, pos_tuple[0], pos_tuple[1], pos_tuple[2]) wifi.addAp(node, channelNumber=channels.get(switch), ssid='opennet') nodes[switch] = node """ Add links between APs """ for link in links: name1, name2 = link[0], link[1] node1, node2 = nodes[name1], nodes[name2] net.addLink(node1, node2) """ Enable Pcap output """ pcap = Pcap() pcap.enable() print pcap """ Enable netanim output """ anim = Netanim("/tmp/xml/wifi-wired-bridged4.xml", nodes) print anim """ Update node descriptions in the netanim """ for key in nodes.keys(): node = nodes[key] description = "{0}-{1}".format(str(node), str(node.nsNode.GetId())) anim.UpdateNodeDescription(node.nsNode, description) if isinstance(node, OVSSwitch): color = (0, 255, 0) elif isinstance(node, Host): color = (0, 0, 255) anim.UpdateNodeColor(node.nsNode, color[0], color[1], color[2]) """ Start the simulation """ info('*** Starting network\n') net.start() mininet.ns3.start() info('Testing network connectivity\n') nodes['h1'].cmdPrint('ping 10.0.0.2 -c 3') CLI(net) info('*** Stopping network\n') mininet.ns3.stop() info('*** mininet.ns3.stop()\n') mininet.ns3.clear() info('*** mininet.ns3.clear()\n') net.stop() info('*** net.stop()\n')