demo-kang

DemoVersion/Client-Level/add_default_route.sh

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+sudo ip route del default dev eth1
+sudo ip route del default dev eth2
+sudo ip route add default via 192.168.4.128  dev br_tap
+sudo ifconfig br_tap mtu 1400

DemoVersion/Client-Level/configInterfaces.sh

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+modprobe ath9k
+ifconfig wlan0 up
+ifconfig eth2 up
+dhclient eth2

DemoVersion/Client-Level/connect_ap2.sh

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+IFACE_C_AP_ESSID=AP2
+IFACE_C_AP_MAC=cc:af:78:03:3e:4b
+IFACE_C_AP_channel=11
+IFACE_C_AP_mode=Managed
+
+iwconfig wlan0 essid $IFACE_C_AP_ESSID ap $IFACE_C_AP_MAC channel $IFACE_C_AP_channel mode $IFACE_C_AP_mode

DemoVersion/Client-Level/dhclient_tap.sh

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+pkill -9 dhclient
+rm /var/lib/dhcp/dhclient.leases
+dhclient br_tap
+exit 0

DemoVersion/Client-Level/initial_flows_wifi.sh

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+ovs-ofctl del-flows br_tap
+ovs-ofctl add-flow br_tap priority=20000,in_port=2,actions=LOCAL
+ovs-ofctl add-flow br_tap priority=20000,in_port=LOCAL,actions=output:2
+#ovs-ofctl add-flow br_tap priority=20000,in_port=LOCAL,actions=mod_dl_src:00:15:6d:84:df:10,output:2

DemoVersion/Client-Level/initial_flows_wmax.sh

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+ovs-ofctl del-flows br_tap
+ovs-ofctl add-flow br_tap priority=20000,in_port=1,actions=LOCAL
+ovs-ofctl add-flow br_tap priority=20000,in_port=LOCAL,actions=output:1

DemoVersion/Client-Level/onesystem_setup.sh

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+#!/bin/sh -e
+#
+# rc.local
+#
+# This script is executed at the end of each multiuser runlevel.
+# Make sure that the script will "exit 0" on success or any other
+# value on error.
+#
+# In order to enable or disable this script just change the execution
+# bits.
+#
+# By default this script does nothing.
+
+## exit 0
+###################
+#USR DEF VARIABLES#
+###################
+IFACE_bridge_E=br_tap
+
+IFACE_E_MAC=12:51:16:90:8f:ee
+IFACE_B=wmaxtun
+IFACE_C=wlan0
+
+
+IFACE_C_AP_ESSID=AP2
+IFACE_C_AP_MAC=cc:af:78:03:3e:4b
+IFACE_C_AP_channel=11
+IFACE_C_AP_mode=Managed
+
+OVS_switchDPID_tap=0000000000000005
+
+
+OVS_controllerIP=127.0.0.1:6653
+
+##################################################################
+###################################################################
+
+## Tap
+echo "OVS: Removing any existing bridge, $IFACE_bridge_E..."
+if [ -n "$(sudo ovs-vsctl show | grep $IFACE_bridge_E)" ]
+then
+	echo "OVS: ...removing $IFACE_bridge_E"
+	sudo ovs-vsctl del-br $IFACE_bridge_E
+fi
+
+
+
+## Tap
+echo "OVS: Adding interface bridge, $IFACE_bridge_E..."
+sudo ovs-vsctl add-br $IFACE_bridge_E
+echo "OVS: ...with port $IFACE_B"
+sudo ovs-vsctl add-port $IFACE_bridge_E $IFACE_B  -- set Interface $IFACE_B type=gre options:remote_ip=130.127.38.133
+echo "OVS: ...with port $IFACE_C"
+sudo ovs-vsctl add-port $IFACE_bridge_E $IFACE_C  
+sudo ifconfig lo up
+
+echo "OVS: Setting $IFACE_bridge_E DPID to $OVS_switchDPID_tap..."
+sudo ovs-vsctl set bridge $IFACE_bridge_E other-config:datapath-id=$OVS_switchDPID_tap
+
+## Tap
+echo "OVS: Connecting $IFACE_bridge_E to controller at $OVS_controllerIP"
+sudo ovs-vsctl set-controller $IFACE_bridge_E tcp:$OVS_controllerIP
+sudo ovs-vsctl set controller $IFACE_bridge_E  connection-mode=out-of-band
+sudo ovs-vsctl set-fail-mode $IFACE_bridge_E secure
+sudo ovs-vsctl set bridge br_tap other-config:hwaddr=$IFACE_E_MAC
+
+echo "OVS: Finished!"
+
+
+##########################
+#CONFIGURE NETWORK ACCESS#
+##########################
+
+## Turn off IP Forwarding
+echo "NTWK: Disabling IP Forwarding..."
+sudo echo "0" > /proc/sys/net/ipv4/ip_forward
+sudo echo "0" > /proc/sys/net/ipv4/conf/all/forwarding
+
+## Disable IPv6
+echo "NTWK: Disabling IPv6..."
+echo "1" > /proc/sys/net/ipv6/conf/all/disable_ipv6 
+
+## Disable IP on interfaces
+#echo "NTWK: Taking down $IFACE_B..."
+#ifconfig $IFACE_B down
+
+
+echo "NTWK: Setting WiFi interfaces into promiscuous mode to receive packets for $IFACE_bridge_E"
+ip link set dev $IFACE_C down
+ip link set dev $IFACE_C address 12:51:16:90:8f:ee
+ip link set dev $IFACE_C promisc on up
+sleep 2
+
+echo "NTWK: Connecting $IFACE_bridge_C to AP via iwconfig..."
+iwconfig $IFACE_C essid $IFACE_C_AP_ESSID ap $IFACE_C_AP_MAC channel $IFACE_C_AP_channel mode $IFACE_C_AP_mode
+
+ifconfig $IFACE_bridge_E up
+
+ip route del 130.127.38.133/32 dev eth2
+ip route add 130.127.38.133/32 via 192.168.0.1 dev eth2
+exit 0

DemoVersion/Client-Level/readme

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+Scripts for handover operation on the client node

DemoVersion/Client-Level/startOVS.sh

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+echo "Loading OVS modules"
+modprobe gre
+modprobe openvswitch
+modprobe libcrc32c
+
+rm /usr/local/etc/openvswitch/conf.db
+ovsdb-tool create /usr/local/etc/openvswitch/conf.db /usr/local/share/openvswitch/vswitch.ovsschema
+
+echo "OVS: Creating database"
+ovsdb-server --remote=punix:/usr/local/var/run/openvswitch/db.sock \
+--remote=db:Open_vSwitch,Open_vSwitch,manager_options \
+--private-key=db:Open_vSwitch,SSL,private_key \
+--certificate=db:Open_vSwitch,SSL,certificate \
+--bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert \
+--pidfile --detach --log-file
+echo "OVS: Initializing OVS..."
+ovs-vsctl --no-wait init
+echo "OVS: Starting OVS..."
+ovs-vswitchd --pidfile --detach
+

DemoVersion/Client-Level/switch_from_wifi_to_wmax.sh

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+sh ./initial_flows_wmax.sh
+sh ./dhclient_tap.sh
+
+ovs-ofctl dump-flows br_tap

DemoVersion/Client-Level/switch_from_wmax_to_wifi.sh

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+sh ./connect_ap2.sh
+sh ./initial_flows_wifi.sh
+sh ./dhclient_tap.sh
+
+ovs-ofctl dump-flows br_tap