Add info on how to approve csrs

roles/openshift_common/tasks/wait_for_bootstrap.yml

@@ -11,7 +11,9 @@
  Next steps:
 
  1. You must remove the bootstrap machine from the load balancer at this point. I recommend to
- simply shut the bootstrap machine down.
+ simply shut the bootstrap machine down. If you decide to delete the bootstrap machine, remember
+ to remove it from the openshift_cluster_hosts list, so that it is not re-created during the
+ next run of openshift-auto-upi.
 
  2. You can check the health of your cluster using:
 
@@ -26,4 +28,12 @@
 
  KUBECONFIG={{ helper.install_conf_dir }}/auth/kubeconfig {{ helper.install_exe }} wait-for install-complete --dir {{ helper.install_conf_dir }}
 
+ 4. If you are adding worker nodes, check for pending csrs:
+
+ KUBECONFIG={{ helper.install_conf_dir }}/auth/kubeconfig {{ helper.oc_exe }} get csr
+
+ and approve the csrs using:
+
+ KUBECONFIG={{ helper.install_conf_dir }}/auth/kubeconfig {{ helper.oc_exe }} adm certificate approve <csr>
+
 - debug: msg="{{ msg.split('\n') }}"