Merge "Fix image/tasks API for in-progress tasks" into stable/wallaby

Author: Zuul

glance/db/sqlalchemy/api.py

@@ -1672,7 +1672,8 @@ def tasks_get_by_image(context, image_id, session=None):
     ).filter_by(image_id=image_id)
 
     expires_at = models.Task.expires_at
-    query = query.filter(expires_at >= timeutils.utcnow())
+    query = query.filter(sa_sql.or_(expires_at == None,
+                                    expires_at >= timeutils.utcnow()))
     updated_at = models.Task.updated_at
     query.filter(
         updated_at <= (timeutils.utcnow() +

glance/tests/functional/db/base.py

@@ -1774,13 +1774,13 @@ def test_task_get_by_image_expired(self):
         self.assertTrue(tasks[0]['deleted'])
 
     def test_task_get_by_image_no_expiry(self):
-        # Make sure we do not retrieve the expired task
+        # Make sure we find the task that has expires_at=NULL
         task_id, tasks = self._test_task_get_by_image(expired=None)
-        self.assertEqual(0, len(tasks))
+        self.assertEqual(1, len(tasks))
 
-        # The task should not have been retrieved at all above,
-        # but it's also not deleted because it doesn't have an expiry,
-        # so it should still be in the DB.
+        # The task should have been retrieved above, and it's also not
+        # deleted because it doesn't have an expiry, so it should
+        # still be in the DB.
         tasks = self.db_api.task_get_all(self.adm_context)
         self.assertEqual(1, len(tasks))
         self.assertEqual(task_id, tasks[0]['id'])