Add new bash-based provision mechanism

K8s/provision/set-interfaces.sh

+#!/bin/sh
+
+filename=$2
+n=1
+id=1961
+
+while read line; do
+# Get IP values from file
+ip=$(echo $line| cut -d'"' -f 2)
+#If empty, no tunnel. Otherwise, add the IP to remote
+if [ -z "$ip" ];then
+  ip link add vxlan$n type vxlan id $id dev $1 dstport 4789
+else
+  ip link add vxlan$n type vxlan id $id dev $1 dstport 4789 remote $ip
+fi
+n=$((n+1))
+id=$((id+1))
+done < $filename
+
+ip link add dev vpod1 mtu 1450 type veth peer name vhost1 mtu 1450
+ip link add dev vpod2 mtu 1450 type veth peer name vhost2 mtu 1450
+ip link add dev vpod3 mtu 1450 type veth peer name vhost3 mtu 1450
+ip link add dev vpod4 mtu 1450 type veth peer name vhost4 mtu 1450
+ip link add dev vpod5 mtu 1450 type veth peer name vhost5 mtu 1450
+ip link add dev vpod6 mtu 1450 type veth peer name vhost6 mtu 1450
+ip link add dev vpod7 mtu 1450 type veth peer name vhost7 mtu 1450
+ip link add dev vpod8 mtu 1450 type veth peer name vhost8 mtu 1450
+ip link add dev vpod9 mtu 1450 type veth peer name vhost9 mtu 1450
+ip link add dev vpod10 mtu 1450 type veth peer name vhost10 mtu 1450

K8s/provision/vxlans.txt

+vxlan1: "192.168.7.1"
+vxlan2: ""
+vxlan3: ""
+vxlan4: ""
+vxlan5: ""
+vxlan6: ""
+vxlan7: "192.168.7.2"
+vxlan8: ""
+vxlan9: ""
+vxlan10: ""