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-rw-r--r--nova/notifications.py12
1 files changed, 10 insertions, 2 deletions
diff --git a/nova/notifications.py b/nova/notifications.py
index 13e2a8fca..a90fa855e 100644
--- a/nova/notifications.py
+++ b/nova/notifications.py
@@ -106,8 +106,12 @@ def send_update(context, old_instance, new_instance, service=None, host=None):
else:
try:
+ old_display_name = None
+ if new_instance["display_name"] != old_instance["display_name"]:
+ old_display_name = old_instance["display_name"]
_send_instance_update_notification(context, new_instance,
- service=service, host=host)
+ service=service, host=host,
+ old_display_name=old_display_name)
except Exception:
LOG.exception(_("Failed to send state update notification"),
instance=new_instance)
@@ -155,7 +159,7 @@ def send_update_with_states(context, instance, old_vm_state, new_vm_state,
def _send_instance_update_notification(context, instance, old_vm_state=None,
old_task_state=None, new_vm_state=None, new_task_state=None,
- service="compute", host=None):
+ service="compute", host=None, old_display_name=None):
"""Send 'compute.instance.update' notification to inform observers
about instance state changes.
"""
@@ -185,6 +189,10 @@ def _send_instance_update_notification(context, instance, old_vm_state=None,
bw = bandwidth_usage(instance, audit_start)
payload["bandwidth"] = bw
+ # add old display name if it is changed
+ if old_display_name:
+ payload["old_display_name"] = old_display_name
+
publisher_id = notifier_api.publisher_id(service, host)
notifier_api.notify(context, publisher_id, 'compute.instance.update',