The bridged network does not have a bridge name (<bridge> on XML) <network> <name>bridged</name> <uuid>70441e61-2f87-44c4-836b-5cc817fcf025</uuid> <forward dev='eth0' mode='bridge'> <interface dev='eth0'/> </forward> </network> and then libvirt raises an exception when we try to get the bridge name. File "/usr/lib64/python2.7/site-packages/libvirt.py", line 2780, in bridgeName if ret is None: raise libvirtError ('virNetworkGetBridgeName() failed', net=self) libvirtError: internal error: network 'bridged-eth0' does not have a bridge name. Signed-off-by: Aline Manera <alinefm(a)linux.vnet.ibm.com&gt; --- src/kimchi/model/networks.py | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/src/kimchi/model/networks.py b/src/kimchi/model/networks.py index 7265c64..92aed92 100644 --- a/src/kimchi/model/networks.py +++ b/src/kimchi/model/networks.py @@ -210,7 +210,17 @@ class NetworksModel(object): br_xml = create_vlan_tagged_bridge_xml(br_name, interface, vlan_id) conn = self.conn.get() - if br_name in [net.bridgeName() for net in conn.listAllNetworks()]: + bridges = [] + for net in conn.listAllNetworks(): + # Bridged networks do not have a bridge name + # So in those cases, libvirt raises an error when trying to get + # the bridge name + try: + bridges.append(net.bridgeName()) + except libvirt.libvirtError, e: + kimchi_log.error(e.message) + + if br_name in bridges: raise InvalidOperation("KCHNET0010E", {'iface': br_name}) with RollbackContext() as rollback: