Added scripts for Step 1

Author: AnthonyAmanse

README.md

@@ -58,6 +58,9 @@ Take note of the IP address. Go to the **core** folder and change the following
 > value : https://169.47.241.yyy:30443/players/v1/accounts **TO ->** value : https://169.xx.xxx.xxx:30443/players/v1/accounts
 > ...
 
+You can also use the script provided that replaces the default values.
+* `./replace_ip_linux.sh` for linux
+* `./replace_ip_OSX.sh` for macOS
 
 ```yaml
 Core yaml files should look like this. Change the following env variables

scripts/replace_ip_OSX.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+kubectl get nodes
+IP_ADDR=$(kubectl get nodes | grep Ready | awk '{print $1}' | head -1)
+
+if [ -z "$IP_ADDR" ]
+then
+ echo "IP Address not found"
+ exit 1
+fi
+
+for filename in core/*.yaml
+do
+ sed -i '' s#169\.47\.241\.213#$IP_ADDR# $filename
+done
+
+sed -i '' s#169\.47\.241\.213#$IP_ADDR# setup.yaml

scripts/replace_ip_linux.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+kubectl get nodes
+IP_ADDR=$(kubectl get nodes | grep Ready | awk '{print $1}' | head -1)
+
+if [ -z "$IP_ADDR" ]
+then
+ echo "IP Address not found"
+ exit 1
+fi
+
+for filename in core/*.yaml
+do
+ sed -i s#169\.47\.241\.213#$IP_ADDR# $filename
+done
+
+sed -i s#169\.47\.241\.213#$IP_ADDR# setup.yaml