Parametrize CIDR and Netmask in the demos

[demo.git] / vnfs / vFW / scripts / v_packetgen_install.sh

diff --git a/vnfs/vFW/scripts/v_packetgen_install.sh b/vnfs/vFW/scripts/v_packetgen_install.sh
index c3a510d..dd75278 100644 (file)
--- a/vnfs/vFW/scripts/v_packetgen_install.sh
+++ b/vnfs/vFW/scripts/v_packetgen_install.sh
@@ -6,6 +6,14 @@ DEMO_ARTIFACTS_VERSION=$(cat /opt/config/demo_artifacts_version.txt)
 INSTALL_SCRIPT_VERSION=$(cat /opt/config/install_script_version.txt)
 CLOUD_ENV=$(cat /opt/config/cloud_env.txt)
 
+# Convert Network CIDR to Netmask
+cdr2mask () {
+       # Number of args to shift, 255..255, first non-255 byte, zeroes
+       set -- $(( 5 - ($1 / 8) )) 255 255 255 255 $(( (255 << (8 - ($1 % 8))) & 255 )) 0 0 0
+       [ $1 -gt 1 ] && shift $1 || shift
+       echo ${1-0}.${2-0}.${3-0}.${4-0}
+}
+
 # OpenStack network configuration
 if [[ $CLOUD_ENV == "openstack" ]]
 then
@@ -17,18 +25,22 @@ then
 
        MTU=$(/sbin/ifconfig | grep MTU | sed 's/.*MTU://' | sed 's/ .*//' | sort -n | head -1)
 
-       VPG_PRIVATE_IP_O=$(cat /opt/config/vpg_private_ip_0.txt)
+       IP=$(cat /opt/config/vpg_private_ip_0.txt)
+       BITS=$(cat /opt/config/unprotected_private_net_cidr.txt | cut -d"/" -f2)
+       NETMASK=$(cdr2mask $BITS)
        echo "auto eth1" >> /etc/network/interfaces
        echo "iface eth1 inet static" >> /etc/network/interfaces
-       echo "    address $VPG_PRIVATE_IP_O" >> /etc/network/interfaces
-       echo "    netmask 255.255.255.0" >> /etc/network/interfaces
+       echo "    address $IP" >> /etc/network/interfaces
+       echo "    netmask $NETMASK" >> /etc/network/interfaces
        echo "    mtu $MTU" >> /etc/network/interfaces
 
-       VPG_PRIVATE_IP_1=$(cat /opt/config/vpg_private_ip_1.txt)
+       IP=$(cat /opt/config/vpg_private_ip_1.txt)
+       BITS=$(cat /opt/config/onap_private_net_cidr.txt | cut -d"/" -f2)
+       NETMASK=$(cdr2mask $BITS)
        echo "auto eth2" >> /etc/network/interfaces
        echo "iface eth2 inet static" >> /etc/network/interfaces
-       echo "    address $VPG_PRIVATE_IP_1" >> /etc/network/interfaces
-       echo "    netmask 255.255.255.0" >> /etc/network/interfaces
+       echo "    address $IP" >> /etc/network/interfaces
+       echo "    netmask $NETMASK" >> /etc/network/interfaces
        echo "    mtu $MTU" >> /etc/network/interfaces
 
        ifup eth1