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-rw-r--r--nova/db/sqlalchemy/api.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/nova/db/sqlalchemy/api.py b/nova/db/sqlalchemy/api.py
index 2697fac73..009ed1f06 100644
--- a/nova/db/sqlalchemy/api.py
+++ b/nova/db/sqlalchemy/api.py
@@ -1209,7 +1209,9 @@ def project_get_network_v6(context, project_id):
def queue_get_for(_context, topic, physical_node_id):
# FIXME(ja): this should be servername?
- return "%s.%s" % (topic, physical_node_id)
+ if physical_node_id:
+ return "%s.%s" % (topic, physical_node_id)
+ return topic
###################