Add wait until cluster is stable prior to post-cluster-install tasks

Author: akrzos

ansible/roles/mno-post-cluster-install/defaults/main/main.yml

@@ -13,6 +13,11 @@ http_store_port: 8081
 registry_host: "{{ groups['bastion'][0] }}"
 registry_port: 5000
 
+# Wait until cluster is stable vars
+wait_until_cluster_stable: true
+minimum_stable_period: 1m
+wait_until_cluster_stable_timeout: 2m
+
 # Deploy performance-dashboards
 setup_performance_dashboards: false
 

ansible/roles/mno-post-cluster-install/tasks/main.yml

@@ -26,6 +26,11 @@
     - name: kubeconfig
       dest: kubeconfig.backup
 
+- name: Wait until cluster is stable
+  shell: |
+    KUBECONFIG={{ bastion_cluster_config_dir }}/kubeconfig oc adm wait-for-stable-cluster --minimum-stable-period={{ minimum_stable_period }} --timeout={{ wait_until_cluster_stable_timeout }}
+  when: wait_until_cluster_stable
+
 - name: Apply a label to the worker node(s)
   shell: |
     KUBECONFIG={{ bastion_cluster_config_dir }}/kubeconfig oc label no --overwrite -l node-role.kubernetes.io/worker jetlag=true

ansible/roles/sno-post-cluster-install/defaults/main/main.yml

@@ -5,6 +5,11 @@
 assisted_installer_host: "{{ groups['bastion'][0] }}"
 assisted_installer_port: 8090
 
+# Wait until cluster is stable vars
+wait_until_cluster_stable: true
+minimum_stable_period: 1m
+wait_until_cluster_stable_timeout: 2m
+
 # Deploy openshift-gitops-operator
 setup_openshift_gitops: false
 gitops_channel: stable

ansible/roles/sno-post-cluster-install/tasks/main.yml

@@ -27,6 +27,11 @@
   - name: kubeconfig
     dest: kubeconfig.backup
 
+- name: Wait until cluster is stable
+  shell: |
+    KUBECONFIG={{ bastion_cluster_config_dir }}/{{ groups['sno'][0] }}/kubeconfig oc adm wait-for-stable-cluster --minimum-stable-period={{ minimum_stable_period }} --timeout={{ wait_until_cluster_stable_timeout }}
+  when: wait_until_cluster_stable
+
 - name: Apply a label to the SNO node
   shell: |
     KUBECONFIG={{ bastion_cluster_config_dir }}/{{ groups['sno'][0] }}/kubeconfig oc label no --all --overwrite jetlag=true