diff options
Diffstat (limited to 'nova/virt/libvirt_conn.py')
-rw-r--r-- | nova/virt/libvirt_conn.py | 43 |
1 files changed, 27 insertions, 16 deletions
diff --git a/nova/virt/libvirt_conn.py b/nova/virt/libvirt_conn.py index 2559c2b81..e80b9fbdf 100644 --- a/nova/virt/libvirt_conn.py +++ b/nova/virt/libvirt_conn.py @@ -991,24 +991,35 @@ class LibvirtConnection(object): + xml.serialize()) cpu_info = dict() - cpu_info['arch'] = xml.xpathEval('//host/cpu/arch')[0].getContent() - cpu_info['model'] = xml.xpathEval('//host/cpu/model')[0].getContent() - cpu_info['vendor'] = xml.xpathEval('//host/cpu/vendor')[0].getContent() - topology_node = xml.xpathEval('//host/cpu/topology')[0]\ - .get_properties() + arch_nodes = xml.xpathEval('//host/cpu/arch') + if arch_nodes: + cpu_info['arch'] = arch_nodes[0].getContent() + + model_nodes = xml.xpathEval('//host/cpu/model') + if model_nodes: + cpu_info['model'] = model_nodes[0].getContent() + + vendor_nodes = xml.xpathEval('//host/cpu/vendor') + if vendor_nodes: + cpu_info['vendor'] = vendor_nodes[0].getContent() + + topology_nodes = xml.xpathEval('//host/cpu/topology') topology = dict() - while topology_node != None: - name = topology_node.get_name() - topology[name] = topology_node.getContent() - topology_node = topology_node.get_next() - - keys = ['cores', 'sockets', 'threads'] - tkeys = topology.keys() - if list(set(tkeys)) != list(set(keys)): - ks = ', '.join(keys) - raise exception.Invalid(_("Invalid xml: topology(%(topology)s) " - "must have %(ks)s") % locals()) + if topology_nodes: + topology_node = topology_nodes[0].get_properties() + while topology_node: + name = topology_node.get_name() + topology[name] = topology_node.getContent() + topology_node = topology_node.get_next() + + keys = ['cores', 'sockets', 'threads'] + tkeys = topology.keys() + if set(tkeys) != set(keys): + ks = ', '.join(keys) + raise exception.Invalid(_("Invalid xml: topology" + "(%(topology)s) must have " + "%(ks)s") % locals()) feature_nodes = xml.xpathEval('//host/cpu/feature') features = list() |