Include all libvirt domains in Systems

This patch fixes libvirt domains listing so that both active and
inactive domains are rendered as available Systems resource. Before
this fix, only inactive domains were listed.

Change-Id: I7ca5c6e2b53a231c1913160e2f07b45eac6c5f18

releasenotes/notes/fix-libvirt-list-1ccf5a18bc89793d.yaml

@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Fixes libvirt domains listing so that both active and inactive domains
+    are rendered as available Systems resource. Before this fix, only inactive
+    domains were listed.

sushy_tools/emulator/drivers/libvirtdriver.py

@@ -152,8 +152,7 @@ class LibvirtDriver(AbstractDriver):
         :returns: list of UUIDs representing the systems
         """
         with libvirt_open(self._uri, readonly=True) as conn:
-            return [conn.lookupByName(domain).UUIDString()
-                    for domain in conn.listDefinedDomains()]
+            return [domain.UUIDString() for domain in conn.listAllDomains()]
 
     def uuid(self, identity):
         """Get computer system UUID

sushy_tools/tests/unit/emulator/test_libvirt.py

@@ -60,7 +60,7 @@ class LibvirtDriverTestCase(base.BaseTestCase):
         conn_mock = libvirt_mock.return_value
         domain = mock.MagicMock()
         domain.UUIDString.return_value = self.uuid
-        conn_mock.listDefinedDomains.return_value = [domain]
+        conn_mock.listAllDomains.return_value = [domain]
         uuidstring_mock = conn_mock.lookupByName.return_value.UUIDString
         uuidstring_mock.return_value = self.uuid
         systems = self.test_driver.systems