Merge "Squashed backport for 'NovaAllowResizeToSameHost' parameter" into stable/ussuri

deployment/nova/nova-api-container-puppet.yaml

@@ -101,6 +101,10 @@ parameters:
       e.g. { nova-context_is_admin: { key: context_is_admin, value: 'role:admin' } }
     default: {}
     type: json
+  NovaAllowResizeToSameHost:
+    default: false
+    description: Allow destination machine to match source for resize.
+    type: boolean
 
 parameter_groups:
 - label: deprecated
@@ -227,6 +231,7 @@ outputs:
             nova_enable_db_purge: {get_param: NovaEnableDBPurge}
             nova_enable_db_archive: {get_param: NovaEnableDBArchive}
             nova::policy::policies: {get_param: NovaApiPolicies}
+            nova::api::allow_resize_to_same_host: {get_param: NovaAllowResizeToSameHost}
           -
             if:
             - nova_workers_zero

releasenotes/notes/allow-resize-to-same-host-62f05a5370993425.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Add parameter ``NovaAllowResizeToSameHost`` to allow instances to resize
+    to the host they are currently on. Normally the source host is excluded.