Add --skip-ipa-cleanup to overcloud delete

The IPA cleanup bits may fail if the stack is in a bad state or IPA
wasn't used. We need to add the flag to allow a user to skip this
action.

Change-Id: Idf77ea052c783cfdbd74c8b6e4b3064c4b94b968

roles/tripleo_overcloud_delete/README.md

@@ -22,6 +22,7 @@ Role Variables
 * `tripleo_overcloud_delete_os_cloud`: (String) (String) OS_CLOUD value to use when running the command. If `tripleo_os_cloud` is defined, it will be the default. Otherwise the default is ''. This variable takes precedence over `tripleo_overcloud_delete_rc_file`.
 * `tripleo_overcloud_delete_poll`: (Integer) Number of seconds to wait between each checks to see if the command has completed. Default: 10
 * `tripleo_overcloud_delete_rc_file`: (String) (String) Path to the credential file to use. If `tripleo_rc_file` is defined, it will be the default. Default: "{{ ansible_env.HOME }}/stackrc"
+* `tripleo_overcloud_delete_skip_ipa_cleanup`: (Boolean) Skip IPA cleanup actions during overcloud removal. Default: false
 * `tripleo_overcloud_delete_timeout`: (Integer) Number in seconds to wait for the ansible execution of the command to finish. Default: 3600
 * `tripleo_overcloud_delete_yes`: (Boolean) Flag to indicate if we should prompt for yes/no. Default: false
 

roles/tripleo_overcloud_delete/defaults/main.yml

@@ -12,5 +12,6 @@ tripleo_overcloud_delete_name:
 tripleo_overcloud_delete_os_cloud: "{{ tripleo_os_cloud | default('') }}"
 tripleo_overcloud_delete_poll: 10
 tripleo_overcloud_delete_rc_file: "{{ tripleo_rc_file | default(ansible_env.HOME ~ '/stackrc') }}"
+tripleo_overcloud_delete_skip_ipa_cleanup: false
 tripleo_overcloud_delete_timeout: 3600
 tripleo_overcloud_delete_yes: true

roles/tripleo_overcloud_delete/molecule/default/converge.yml

@@ -42,3 +42,14 @@
       assert:
         that:
           - tripleo_overcloud_delete_output == "overcloud delete --yes"
+
+    - name: Validate "tripleo_overcloud_delete_skip_ipa_cleanup"
+      include_role:
+        name: "tripleo_overcloud_delete"
+      vars:
+        tripleo_overcloud_delete_skip_ipa_cleanup: true
+
+    - name: Assert tripleo_overcloud_delete_skip_ipa_cleanup
+      assert:
+        that:
+          - tripleo_overcloud_delete_output == "overcloud delete --skip-ipa-cleanup"

roles/tripleo_overcloud_delete/tasks/main.yml

@@ -6,6 +6,7 @@
       {{ tripleo_overcloud_delete_os_cloud | ternary('', "source " ~ tripleo_overcloud_delete_rc_file ~ "; ") }}
       {{ openstack_bin }} overcloud delete
       {{ tripleo_overcloud_delete_yes | ternary('--yes', '') }}
+      {{ tripleo_overcloud_delete_skip_ipa_cleanup | ternary('--skip-ipa-cleanup', '') }}
       {{ tripleo_overcloud_delete_name }}
       {{ tripleo_overcloud_delete_log_output | ternary((">" ~ tripleo_overcloud_delete_log), '') }}
       {{ tripleo_overcloud_delete_log_combine | ternary("2>&1", '') }}