Bump version to 4.7. Add some fixes in the script.

Author: Okky Hendriansyah

README.md

@@ -1,4 +1,4 @@
-# Install Openshift 4.6.11 on AWS (Internal Red Hat)
+# Install Openshift 4.7.4 on AWS (Internal Red Hat)
 OpenShift 4 AWS Installation IPI at OpenTLC 
 
 ### Prerequisite
@@ -11,7 +11,7 @@ OpenShift 4 AWS Installation IPI at OpenTLC
 ```
 ### Step 2: Clone Preparation script from Git and Change below parameter
 ```bash
-> git clone https://github.com/erfinfeluzy/ocp4-at-opentlc.git
+> git clone https://github.com/okkyhtf/ocp4-at-opentlc.git
 > cd ocp4-at-opentlc/
 > vim prepare-openshift-installer.sh
 ```
@@ -20,7 +20,7 @@ OpenShift 4 AWS Installation IPI at OpenTLC
 export AWSKEY={AWSKEY generated from opentlc}
 export AWSSECRETKEY={AWSSECRETKEY generated from opentlc}
 export REGION=ap-southeast-1
-export OCP_VERSION=4.6.11
+export OCP_VERSION=4.7.4
 export GUID={GUID generated from opentlc}
 ```
 

prepare-openshift-installer.sh

@@ -1,11 +1,11 @@
 #!/bin/env bash
 
 # Make sure you setup these ENV variables
-export AWSKEY=
-export AWSSECRETKEY=
+export AWSKEY=CHANGETHIS
+export AWSSECRETKEY=CHANGETHIS
 export REGION=ap-southeast-1
-export OCP_VERSION=4.6.11
-export GUID=
+export OCP_VERSION=4.7.4
+export GUID=CHANGETHIS
 
 set -xe
 
@@ -16,7 +16,10 @@ curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscli-bundl
 unzip ./awscli-bundle.zip
 
 # Install the AWS CLI into /bin/aws
-./aws/install -i /usr/local/aws-cli -b /usr/local/bin
+./aws/install -i /usr/local/aws-cli -b /usr/local/bin --update
+
+# Add AWS CLI to PATH
+export PATH="$PATH:/usr/local/bin"
 
 # Validate that the AWS CLI works
 aws --version