case interactive - cert verify

vagrant/cert_verify.sh

@@ -704,6 +704,16 @@ check_cert_worker_1_kp()
 
 # END OF Function - Worker-1 node #
 
+echo -e "This script will validate the certificates in master as well as worker-1 nodes. Before proceeding, make sure you ssh into the respective node for certificate validation\n"
+echo -e "1. Verify certification in Master Node\n"
+echo -e "2. Verify certification in Worker-1 Node\n"
+echo -e "Please select either the option 1 or 2\n"
+read value
+
+case $value in
+
+  1)
+    echo -e "The selected option is $value, proceeding the certificate verification of Master node"
 
     ### MASTER NODES ###
 
@@ -731,6 +741,10 @@ check_systemd_ks
 
     ### END OF MASTER NODES ###
 
+    ;;
+
+  2)
+    echo -e "The selected option is $value, proceeding the certificate verification of Worker-1 node"
 
     ### WORKER-1 NODE ###
 
@@ -740,3 +754,10 @@ check_cert_worker_1_kubelet
     check_cert_worker_1_kp
 
     ### END OF WORKER-1 NODE ###
+    ;;
+
+  *)
+    echo -e "Exiting.... Please select the valid option either 1 or 2\n"
+    exit 1
+    ;;
+esac