Initial OpenECOMP Demo commit

Change-Id: Ibf8696196a7ac2c84ac8aa7cde1982c9c89fb64d
Signed-off-by: platania <platania@research.att.com>

17 files changed, 663 insertions, 0 deletions

diff --git a/vnfs/vLB/scripts/.DS_Store b/vnfs/vLB/scripts/.DS_Store
new file mode 100644
index 00000000..b7b2ad39
--- /dev/null
+++ b/vnfs/vLB/scripts/.DS_Store
diff --git a/vnfs/vLB/scripts/add_dns.sh b/vnfs/vLB/scripts/add_dns.sh
new file mode 100644
index 00000000..04dfc771
--- /dev/null
+++ b/vnfs/vLB/scripts/add_dns.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+if [ ! "$#" -eq 1 ]
+then
+  echo "Usage: ./add_dns.sh [remote DNS server]"
+  exit
+fi
+
+DNS_IPADDR=$1
+MY_PUBLIC_IP=$(cat /opt/config/local_public_ipaddr.txt)
+MY_PRIVATE_IP=$(cat /opt/config/local_private_ipaddr.txt)
+
+vppctl lb as $MY_PUBLIC_IP"/32" $DNS_IPADDR
+GRE=$(vppctl create gre tunnel src $MY_PRIVATE_IP dst $DNS_IPADDR)
+vppctl set int state $GRE up
+
+# Update the number of vDNSs currently active
+FD="/opt/VES/code/evel_training/VESreporting/active_dns.txt"
+CURR_DNS=$(cat $FD)
+let CURR_DNS=$CURR_DNS+1
+echo $CURR_DNS > $FD
diff --git a/vnfs/vLB/scripts/db_dnsdemo_openecomp_org b/vnfs/vLB/scripts/db_dnsdemo_openecomp_org
new file mode 100644
index 00000000..631614ac
--- /dev/null
+++ b/vnfs/vLB/scripts/db_dnsdemo_openecomp_org
@@ -0,0 +1,24 @@
+;
+; BIND data file for local loopback interface
+;
+$TTL    604800
+@       IN      SOA     dnsdemo.openecomp.org. admin.dnsdemo.openecomp.org. (
+                              3         ; Serial
+                         604800         ; Refresh
+                          86400         ; Retry
+                        2419200         ; Expire
+                         604800 )       ; Negative Cache TTL
+; name servers - NS records
+    IN      NS      dnsdemo.openecomp.org.
+; name servers - A records
+dnsdemo.openecomp.org.                IN      A       10.0.100.100
+host1.dnsdemo.openecomp.org.          IN      A       10.0.100.101
+host2.dnsdemo.openecomp.org.          IN      A       10.0.100.102
+host3.dnsdemo.openecomp.org.          IN      A       10.0.100.103
+host4.dnsdemo.openecomp.org.          IN      A       10.0.100.104
+host5.dnsdemo.openecomp.org.          IN      A       10.0.100.105
+host6.dnsdemo.openecomp.org.          IN      A       10.0.100.106
+host7.dnsdemo.openecomp.org.          IN      A       10.0.100.107
+host8.dnsdemo.openecomp.org.          IN      A       10.0.100.108
+host9.dnsdemo.openecomp.org.          IN      A       10.0.100.109
+host10.dnsdemo.openecomp.org.         IN      A       10.0.100.110
diff --git a/vnfs/vLB/scripts/dnsclient.sh b/vnfs/vLB/scripts/dnsclient.sh
new file mode 100644
index 00000000..1de11ed8
--- /dev/null
+++ b/vnfs/vLB/scripts/dnsclient.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+LB_OAM_INT=$(cat /opt/config/lb_oam_int.txt)
+PID=$(cat /opt/config/local_private_ipaddr.txt)
+
+java -jar dns-client-1.0.0.jar $PID $LB_OAM_INT 8888 10 0
diff --git a/vnfs/vLB/scripts/dnsmembership.sh b/vnfs/vLB/scripts/dnsmembership.sh
new file mode 100644
index 00000000..073216b3
--- /dev/null
+++ b/vnfs/vLB/scripts/dnsmembership.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+MY_PUBLIC_IP=$(cat /opt/config/local_public_ipaddr.txt)
+
+java -jar dns-manager-1.0.0.jar $MY_PUBLIC_IP 8888 10 3 0
diff --git a/vnfs/vLB/scripts/named.conf.local b/vnfs/vLB/scripts/named.conf.local
new file mode 100644
index 00000000..1b5c9f01
--- /dev/null
+++ b/vnfs/vLB/scripts/named.conf.local
@@ -0,0 +1,12 @@
+//
+// Do any local configuration here
+//
+
+// Consider adding the 1918 zones here, if they are not used in your
+// organization
+//include "/etc/bind/zones.rfc1918";
+
+zone "dnsdemo.openecomp.org" {
+        type master;
+        file "/etc/bind/zones/db.dnsdemo.openecomp.org"; # zone file path
+};
diff --git a/vnfs/vLB/scripts/named.conf.options b/vnfs/vLB/scripts/named.conf.options
new file mode 100644
index 00000000..1daa65c3
--- /dev/null
+++ b/vnfs/vLB/scripts/named.conf.options
@@ -0,0 +1,39 @@
+acl "trusted" {
+        x.x.x.x;
+};
+options {
+        directory "/var/cache/bind";
+
+        recursion no;			# enables recursive queries
+        allow-recursion { trusted; };	# allows recursive queries from "trusted” clients i.e. LB only
+        listen-on { x.x.x.x; };		# ns1 IP address - listen on this address only
+        allow-transfer { none; };	# disable zone transfers by default
+
+        forwarders {
+                8.8.8.8;
+                8.8.4.4;
+        };
+
+
+        // If there is a firewall between you and nameservers you want
+        // to talk to, you may need to fix the firewall to allow multiple
+        // ports to talk.  See http://www.kb.cert.org/vuls/id/800113
+
+        // If your ISP provided one or more IP addresses for stable
+        // nameservers, you probably want to use them as forwarders.
+        // Uncomment the following block, and insert the addresses replacing
+        // the all-0's placeholder.
+
+        // forwarders {
+        //      0.0.0.0;
+        // };
+
+        //========================================================================
+        // If BIND logs error messages about the root key being expired,
+        // you will need to update your keys.  See https://www.isc.org/bind-keys
+        //========================================================================
+        dnssec-validation auto;
+
+        auth-nxdomain no;		# conform to RFC1035
+        listen-on-v6 { any; };
+};
diff --git a/vnfs/vLB/scripts/remove_dns.sh b/vnfs/vLB/scripts/remove_dns.sh
new file mode 100644
index 00000000..1d505abe
--- /dev/null
+++ b/vnfs/vLB/scripts/remove_dns.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+if [ ! "$#" -eq 1 ]
+then
+  echo "Usage: ./add_dns.sh [remote DNS server]"
+  exit
+fi
+
+DNS_IPADDR=$1
+MY_PUBLIC_IP=$(cat /opt/config/local_public_ipaddr.txt)
+MY_PRIVATE_IP=$(cat /opt/config/local_private_ipaddr.txt)
+
+vppctl lb as $MY_PUBLIC_ID"/32" $DNS_IPADDR del
+vppctl create gre tunnel src $MY_PRIVATE_IP dst $DNS_IPADDR del
+
+# Update the number of vDNSs currently active
+FD="/opt/VES/code/evel_training/VESreporting/active_dns.txt"
+CURR_DNS=$(cat $FD)
+let CURR_DNS=$CURR_DNS-1
+if [[ $CURR_DNS -lt 0 ]]
+then 
+  CURR_DNS=0
+fi
+echo $CURR_DNS > $FD
diff --git a/vnfs/vLB/scripts/run_streams_dns.sh b/vnfs/vLB/scripts/run_streams_dns.sh
new file mode 100755
index 00000000..4d4e5432
--- /dev/null
+++ b/vnfs/vLB/scripts/run_streams_dns.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+vppctl packet-gen disable
+vppctl packet-gen enable-stream dns1
+vppctl packet-gen enable-stream dns2
+sleep 300
+vppctl packet-gen enable-stream dns3
+vppctl packet-gen enable-stream dns4
+vppctl packet-gen enable-stream dns5
diff --git a/vnfs/vLB/scripts/set_gre_tunnel.sh b/vnfs/vLB/scripts/set_gre_tunnel.sh
new file mode 100644
index 00000000..2fa6c64e
--- /dev/null
+++ b/vnfs/vLB/scripts/set_gre_tunnel.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+if [ ! "$#" -eq 1 ]
+then
+  echo "Usage: ./set_gre_tunnel.sh [LB public IP address]"
+  exit
+fi
+
+LB_PUBLIC_IP=$1
+LB_PRIVATE_IP=$(cat /opt/config/lb_private_ipaddr.txt)
+MY_PRIVATE_IP=$(cat /opt/config/local_private_ipaddr.txt)
+
+sed -i "s/x.x.x.x/"$LB_PUBLIC_IP"/g" /etc/bind/named.conf.options
+
+ip tunnel add gre123 mode gre remote $LB_PRIVATE_IP local $MY_PRIVATE_IP ttl 255
+ip link set gre123 up
+ip addr add $LB_PUBLIC_IP"/24" dev gre123
+ifconfig eth0 down
+route add default dev gre123
+
+service bind9 restart
diff --git a/vnfs/vLB/scripts/v_dns_init.sh b/vnfs/vLB/scripts/v_dns_init.sh
new file mode 100755
index 00000000..51ddba75
--- /dev/null
+++ b/vnfs/vLB/scripts/v_dns_init.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+cd /opt/FDclient
+./dnsclient.sh &>/dev/null &disown
+cd ~
diff --git a/vnfs/vLB/scripts/v_lb_init.sh b/vnfs/vLB/scripts/v_lb_init.sh
new file mode 100755
index 00000000..d130c1ec
--- /dev/null
+++ b/vnfs/vLB/scripts/v_lb_init.sh
@@ -0,0 +1,52 @@
+#!/bin/bash
+
+# Start VPP
+start vpp
+sleep 1
+
+# Configure VPP for vPacketGenerator
+IPADDR1=$(ifconfig eth0 | grep "inet addr" | tr -s ' ' | cut -d' ' -f3 | cut -d':' -f2)
+IPADDR2=$(ifconfig eth1 | grep "inet addr" | tr -s ' ' | cut -d' ' -f3 | cut -d':' -f2)
+HWADDR1=$(ifconfig eth0 | grep HWaddr | tr -s ' ' | cut -d' ' -f5)
+HWADDR2=$(ifconfig eth1 | grep HWaddr | tr -s ' ' | cut -d' ' -f5)
+FAKE_HWADDR1=$(echo -n 00; dd bs=1 count=5 if=/dev/urandom 2>/dev/null |hexdump -v -e '/1 ":%02X"')
+FAKE_HWADDR2=$(echo -n 00; dd bs=1 count=5 if=/dev/urandom 2>/dev/null |hexdump -v -e '/1 ":%02X"')
+GW=$(route | grep default | awk '{print $2}')
+
+ifconfig eth0 down
+ifconfig eth0 hw ether $FAKE_HWADDR1
+ip addr flush dev eth0
+ifconfig eth0 up
+vppctl tap connect tappub hwaddr $HWADDR1
+vppctl set int ip address tap-0 $IPADDR1"/24"
+vppctl set int state tap-0 up
+brctl addbr br0
+brctl addif br0 tappub
+brctl addif br0 eth0
+ifconfig br0 up
+
+ifconfig eth1 down
+ifconfig eth1 hw ether $FAKE_HWADDR2
+ip addr flush dev eth1
+ifconfig eth1 up
+vppctl tap connect tap111 hwaddr $HWADDR2
+vppctl set int ip address tap-1 $IPADDR2"/24"
+vppctl set int state tap-1 up
+brctl addbr br1
+brctl addif br1 tap111
+brctl addif br1 eth1
+ifconfig br1 up
+sleep 1
+
+vppctl lb conf ip4-src-address $IPADDR2
+vppctl lb vip $IPADDR1"/32" encap gre4
+vppctl ip route add 0.0.0.0/0 via $GW
+sleep 1
+
+cd /opt/FDserver
+./dnsmembership.sh &>/dev/null &disown
+
+# Start VES client
+cd /opt/VES/code/evel_training/VESreporting/
+echo 0 > active_dns.txt
+./go-client.sh &>/dev/null &disown
diff --git a/vnfs/vLB/scripts/v_packetgen_for_dns_demo_init.sh b/vnfs/vLB/scripts/v_packetgen_for_dns_demo_init.sh
new file mode 100644
index 00000000..ba7f56ca
--- /dev/null
+++ b/vnfs/vLB/scripts/v_packetgen_for_dns_demo_init.sh
@@ -0,0 +1,97 @@
+#!/bin/bash
+
+# Start VPP
+start vpp
+sleep 1
+
+# Configure VPP for vPacketGenerator
+IPADDR1=$(ifconfig eth0 | grep "inet addr" | tr -s ' ' | cut -d' ' -f3 | cut -d':' -f2)
+HWADDR1=$(ifconfig eth0 | grep HWaddr | tr -s ' ' | cut -d' ' -f5)
+FAKE_HWADDR1=$(echo -n 00; dd bs=1 count=5 if=/dev/urandom 2>/dev/null | hexdump -v -e '/1 ":%02X"')
+VLB_IPADDR=$(cat /opt/config/vlb_ipaddr.txt)
+GW=$(route | grep default | awk '{print $2}')
+
+ifconfig eth0 down
+ifconfig eth0 hw ether $FAKE_HWADDR1
+ip addr flush dev eth0
+ifconfig eth0 up
+vppctl tap connect tap111 hwaddr $HWADDR1
+vppctl set int ip address tap-0 $IPADDR1"/24"
+vppctl set int state tap-0 up
+brctl addbr br0
+brctl addif br0 tap111
+brctl addif br0 eth0
+ifconfig br0 up
+vppctl ip route add 0.0.0.0/0 via $GW
+sleep 1
+
+
+#Let's set br0 with public IP and valid MAC so that Linux will have public network access
+ifconfig br0 hw ether $HWADDR1
+ifconfig br0 $IPADDR1 netmask 255.255.255.0
+route add default gw $GW
+
+#Adding static arp entry for VPP so that it will be able to send packets to default GW
+ping -c 1 $VLB_IPADDR &>/dev/null &disown
+sleep 3
+
+GW_MAC=$(arp -n | grep -w $GW | tr -s ' ' | cut -d' ' -f3)
+VLB_MAC=$(arp -n | grep -w $VLB_IPADDR | tr -s ' ' | cut -d' ' -f3)
+
+#if VLB in our network, we will use its mac
+if [ ! -z "$VLB_MAC" ]; then
+vppctl set ip arp tap-0 $VLB_IPADDR $VLB_MAC
+fi
+
+# in any case let's add arp entry for default gw
+vppctl set ip arp tap-0 $GW $GW_MAC
+
+
+# Install packet streams
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns1
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns2
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns3
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns4
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns5
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns6
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns7
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns8
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns9
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns10
+
+#sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns*
+
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns1
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns2
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns3
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns4
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns5
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns6
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns7
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns8
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns9
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns10
+
+vppctl exec /opt/dns_streams/stream_dns1
+vppctl exec /opt/dns_streams/stream_dns2
+vppctl exec /opt/dns_streams/stream_dns3
+vppctl exec /opt/dns_streams/stream_dns4
+vppctl exec /opt/dns_streams/stream_dns5
+vppctl exec /opt/dns_streams/stream_dns6
+vppctl exec /opt/dns_streams/stream_dns7
+vppctl exec /opt/dns_streams/stream_dns8
+vppctl exec /opt/dns_streams/stream_dns9
+vppctl exec /opt/dns_streams/stream_dns10
+sleep 1
+
+# Start HoneyComb
+echo "" > /var/lib/honeycomb/persist/context/data.json
+echo "" > /var/lib/honeycomb/persist/config/data.json
+/opt/honeycomb/sample-distribution-1.0.0/honeycomb &>/dev/null &disown
+sleep 20
+
+# Enable traffic flows
+cd /opt
+chmod +x run_streams_dns.sh
+#./run_streams_dns.sh &>/dev/null &disown
+
diff --git a/vnfs/vLB/scripts/vdns.sh b/vnfs/vLB/scripts/vdns.sh
new file mode 100644
index 00000000..e3f6f111
--- /dev/null
+++ b/vnfs/vLB/scripts/vdns.sh
@@ -0,0 +1,98 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Start daemon at boot time
+# Description:       Enable service provided by daemon.
+### END INIT INFO
+
+dir="/opt"
+cmd="./v_dns_init.sh"
+user="root"
+
+name=`basename $0`
+pid_file="/var/run/$name.pid"
+stdout_log="/var/log/$name.log"
+stderr_log="/var/log/$name.err"
+
+get_pid() {
+    cat "$pid_file"
+}
+
+is_running() {
+    [ -f "$pid_file" ] && ps `get_pid` > /dev/null 2>&1
+}
+
+case "$1" in
+    start)
+    if is_running; then
+        echo "Already started"
+    else
+        echo "Starting $name"
+        cd "$dir"
+        if [ -z "$user" ]; then
+            sudo $cmd >> "$stdout_log" 2>> "$stderr_log" &
+        else
+            sudo -u "$user" $cmd >> "$stdout_log" 2>> "$stderr_log" &
+        fi
+        echo $! > "$pid_file"
+        if ! is_running; then
+            echo "Unable to start, see $stdout_log and $stderr_log"
+            exit 1
+        fi
+    fi
+    ;;
+    stop)
+    if is_running; then
+        echo -n "Stopping $name.."
+        kill `get_pid`
+        for i in {1..10}
+        do
+            if ! is_running; then
+                break
+            fi
+
+            echo -n "."
+            sleep 1
+        done
+        echo
+
+        if is_running; then
+            echo "Not stopped; may still be shutting down or shutdown may have failed"
+            exit 1
+        else
+            echo "Stopped"
+            if [ -f "$pid_file" ]; then
+                rm "$pid_file"
+            fi
+        fi
+    else
+        echo "Not running"
+    fi
+    ;;
+    restart)
+    $0 stop
+    if is_running; then
+        echo "Unable to stop, will not attempt to start"
+        exit 1
+    fi
+    $0 start
+    ;;
+    status)
+    if is_running; then
+        echo "Running"
+    else
+        echo "Stopped"
+        exit 1
+    fi
+    ;;
+    *)
+    echo "Usage: $0 {start|stop|restart|status}"
+    exit 1
+    ;;
+esac
+
+exit 0
diff --git a/vnfs/vLB/scripts/vdnspacketgen_change_streams_ports.sh b/vnfs/vLB/scripts/vdnspacketgen_change_streams_ports.sh
new file mode 100644
index 00000000..9bd77162
--- /dev/null
+++ b/vnfs/vLB/scripts/vdnspacketgen_change_streams_ports.sh
@@ -0,0 +1,53 @@
+#!/bin/bash
+
+#Disable all streams via Honeycomb (so that it will in consistent state)
+curl -X PUT -H "Authorization: Basic YWRtaW46YWRtaW4=" -H "Content-Type: application/json" -H "Cache-Control: no-cache" -d '{"pg-streams":{"pg-stream": []}}' "http://localhost:8183/restconf/config/sample-plugin:sample-plugin/pg-streams"
+
+vppctl pac del dns1
+vppctl pac del dns2
+vppctl pac del dns3
+vppctl pac del dns4
+vppctl pac del dns5
+vppctl pac del dns6
+vppctl pac del dns7
+vppctl pac del dns8
+vppctl pac del dns9
+vppctl pac del dns10
+
+
+#Update destination (vLB) IP
+VLB_IPADDR=$(cat /opt/config/vlb_ipaddr.txt)
+IPADDR1=$(ifconfig br0 | grep "inet addr" | tr -s ' ' | cut -d' ' -f3 | cut -d':' -f2)
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns1
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns2
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns3
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns4
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns5
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns6
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns7
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns8
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns9
+sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns10
+
+#Update source ports (make them random)
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns1
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns2
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns3
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns4
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns5
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns6
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns7
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns8
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns9
+sed -i -e "s/.*-> 53.*/    UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns10
+
+vppctl exec /opt/dns_streams/stream_dns1
+vppctl exec /opt/dns_streams/stream_dns2
+vppctl exec /opt/dns_streams/stream_dns3
+vppctl exec /opt/dns_streams/stream_dns4
+vppctl exec /opt/dns_streams/stream_dns5
+vppctl exec /opt/dns_streams/stream_dns6
+vppctl exec /opt/dns_streams/stream_dns7
+vppctl exec /opt/dns_streams/stream_dns8
+vppctl exec /opt/dns_streams/stream_dns9
+vppctl exec /opt/dns_streams/stream_dns10
\ No newline at end of file
diff --git a/vnfs/vLB/scripts/vlb.sh b/vnfs/vLB/scripts/vlb.sh
new file mode 100644
index 00000000..5ab6c40e
--- /dev/null
+++ b/vnfs/vLB/scripts/vlb.sh
@@ -0,0 +1,98 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Start daemon at boot time
+# Description:       Enable service provided by daemon.
+### END INIT INFO
+
+dir="/opt"
+cmd="./v_lb_init.sh"
+user="root"
+
+name=`basename $0`
+pid_file="/var/run/$name.pid"
+stdout_log="/var/log/$name.log"
+stderr_log="/var/log/$name.err"
+
+get_pid() {
+    cat "$pid_file"
+}
+
+is_running() {
+    [ -f "$pid_file" ] && ps `get_pid` > /dev/null 2>&1
+}
+
+case "$1" in
+    start)
+    if is_running; then
+        echo "Already started"
+    else
+        echo "Starting $name"
+        cd "$dir"
+        if [ -z "$user" ]; then
+            sudo $cmd >> "$stdout_log" 2>> "$stderr_log" &
+        else
+            sudo -u "$user" $cmd >> "$stdout_log" 2>> "$stderr_log" &
+        fi
+        echo $! > "$pid_file"
+        if ! is_running; then
+            echo "Unable to start, see $stdout_log and $stderr_log"
+            exit 1
+        fi
+    fi
+    ;;
+    stop)
+    if is_running; then
+        echo -n "Stopping $name.."
+        kill `get_pid`
+        for i in {1..10}
+        do
+            if ! is_running; then
+                break
+            fi
+
+            echo -n "."
+            sleep 1
+        done
+        echo
+
+        if is_running; then
+            echo "Not stopped; may still be shutting down or shutdown may have failed"
+            exit 1
+        else
+            echo "Stopped"
+            if [ -f "$pid_file" ]; then
+                rm "$pid_file"
+            fi
+        fi
+    else
+        echo "Not running"
+    fi
+    ;;
+    restart)
+    $0 stop
+    if is_running; then
+        echo "Unable to stop, will not attempt to start"
+        exit 1
+    fi
+    $0 start
+    ;;
+    status)
+    if is_running; then
+        echo "Running"
+    else
+        echo "Stopped"
+        exit 1
+    fi
+    ;;
+    *)
+    echo "Usage: $0 {start|stop|restart|status}"
+    exit 1
+    ;;
+esac
+
+exit 0
diff --git a/vnfs/vLB/scripts/vpacketgenfordnsdemo.sh b/vnfs/vLB/scripts/vpacketgenfordnsdemo.sh
new file mode 100644
index 00000000..427e5337
--- /dev/null
+++ b/vnfs/vLB/scripts/vpacketgenfordnsdemo.sh
@@ -0,0 +1,99 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Start daemon at boot time
+# Description:       Enable service provided by daemon.
+### END INIT INFO
+
+dir="/opt"
+cmd="./v_packetgen_for_dns_demo_init.sh"
+user="root"
+
+name=`basename $0`
+pid_file="/var/run/$name.pid"
+stdout_log="/var/log/$name.log"
+stderr_log="/var/log/$name.err"
+
+get_pid() {
+    cat "$pid_file"
+}
+
+is_running() {
+    [ -f "$pid_file" ] && ps `get_pid` > /dev/null 2>&1
+}
+
+case "$1" in
+    start)
+    if is_running; then
+        echo "Already started"
+    else
+        echo "Starting $name"
+        cd "$dir"
+        if [ -z "$user" ]; then
+            sudo $cmd >> "$stdout_log" 2>> "$stderr_log" &
+        else
+            sudo -u "$user" $cmd >> "$stdout_log" 2>> "$stderr_log" &
+        fi
+        echo $! > "$pid_file"
+        if ! is_running; then
+            echo "Unable to start, see $stdout_log and $stderr_log"
+            exit 1
+        fi
+    fi
+    ;;
+    stop)
+    if is_running; then
+        echo -n "Stopping $name.."
+        kill `get_pid`
+        for i in {1..10}
+        do
+            if ! is_running; then
+                break
+            fi
+
+            echo -n "."
+            sleep 1
+        done
+        echo
+
+        if is_running; then
+            echo "Not stopped; may still be shutting down or shutdown may have failed"
+            exit 1
+        else
+            echo "Stopped"
+            if [ -f "$pid_file" ]; then
+                rm "$pid_file"
+            fi
+        fi
+    else
+        echo "Not running"
+    fi
+    ;;
+    restart)
+    $0 stop
+    if is_running; then
+        echo "Unable to stop, will not attempt to start"
+        exit 1
+    fi
+    $0 start
+    ;;
+    status)
+    if is_running; then
+        echo "Running"
+    else
+        echo "Stopped"
+        exit 1
+    fi
+    ;;
+    *)
+    echo "Usage: $0 {start|stop|restart|status}"
+    exit 1
+    ;;
+esac
+
+exit 0
+