fix LibvirtAgent

diff --git a/linkpair/collect/agent/libvirt_agent.py b/linkpair/collect/agent/libvirt_agent.py
index 9106fe9..e613f25 100755 (executable)
--- a/linkpair/collect/agent/libvirt_agent.py
+++ b/linkpair/collect/agent/libvirt_agent.py
@@ -5,6 +5,7 @@
 __version__ = '1.1'
 
 import re
+from xml.dom import minidom
 import libvirt
 from linkpair.device import Device
 from linkpair.port import Port
@@ -30,7 +31,7 @@ class LibvirtAgent(BaseAgent):
                     "mac")[0].getAttribute("address")
                 device = iface.getElementsByTagName(
                     "target")[0].getAttribute("dev")
-                bridge = self.regist_to_port2br(device, bridge)
+                bridge = self._cu.regist_to_port2br(device, bridge)
                 self._cu.add_linkpair(
                     Device(str(vm.name()), Device.VM_TYPE),
                     Device(bridge, Device.BR_TYPE),