Fix the VM.is_a_template flag for domain 0.

Signed-off-by: Ewan Mellor <ewan@xensource.com>

tools/python/xen/xend/XendAPI.py

@@ -1546,7 +1546,7 @@ class XendAPI(object):
             'name_label': xeninfo.getName(),
             'name_description': xeninfo.getName(),
             'user_version': 1,
-            'is_a_template': xeninfo.info.get('is_a_template'),
+            'is_a_template': xeninfo.info['is_a_template'],
             'auto_power_on': False,
             'resident_on': XendNode.instance().uuid,
             'memory_static_min': xeninfo.get_memory_static_min(),
@@ -1576,7 +1576,7 @@ class XendAPI(object):
             'tools_version': xeninfo.get_tools_version(),
             'other_config': xeninfo.info.get('other_config', {}),
             'domid': domid is None and -1 or domid,
-            'is_control_domain': xeninfo == xendom.privilegedDomain(),
+            'is_control_domain': xeninfo.info['is_control_domain'],
             'metrics': xeninfo.get_metrics()
         }
         return xen_api_success(record)

tools/python/xen/xend/XendConfig.py

@@ -298,6 +298,8 @@ class XendConfig(dict):
             'actions_after_reboot': 'restart',
             'actions_after_crash': 'restart',
             'actions_after_suspend': '',
+            'is_template': False,
+            'is_control_domain': False,
             'features': '',
             'PV_bootloader': '',
             'PV_kernel': '',

tools/python/xen/xend/XendDomainInfo.py

@@ -127,6 +127,8 @@ def recreate(info, priv):
     assert not info['dying']
 
     xeninfo = XendConfig.XendConfig(dominfo = info)
+    xeninfo['is_control_domain'] = priv
+    xeninfo['is_a_template'] = False
     domid = xeninfo['domid']
     uuid1 = uuid.fromString(xeninfo['uuid'])
     needs_reinitialising = False