def _preserve_iface_state(dev):
dev_was_up = iface.is_up(dev)
try:
yield
finally:
if dev_was_up and not iface.is_up(dev):
iface.up(dev)
def dummy_device(prefix='dummy_', max_length=11):
dummy_interface = Dummy(prefix, max_length)
dummy_name = dummy_interface.create()
try:
linkiface.up(dummy_name)
yield dummy_name
finally:
dummy_interface.remove()
def dummy_device(prefix='dummy_', max_length=11):
dummy_interface = Dummy(prefix, max_length)
dummy_name = dummy_interface.create()
try:
linkiface.up(dummy_name)
yield dummy_name
finally:
dummy_interface.remove()
def change_numvfs(pci_path, numvfs, net_name):
"""Change number of virtual functions of a device.
The persistence is stored in the same place as other network persistence is
stored. A call to setSafeNetworkConfig() will persist it across reboots.
"""
# TODO: net_name is here only because it is hard to call pf_to_net_name
# TODO: from here. once all our code will be under lib/vdsm this should be
# TODO: removed.
logging.info('Changing number of vfs on device %s -> %s.', pci_path,
numvfs)
sriov.update_numvfs(pci_path, numvfs)
sriov.persist_numvfs(pci_path, numvfs)
link_iface.up(net_name)
def change_numvfs(pci_path, numvfs, net_name):
"""Change number of virtual functions of a device.
The persistence is stored in the same place as other network persistence is
stored. A call to setSafeNetworkConfig() will persist it across reboots.
"""
# TODO: net_name is here only because it is hard to call pf_to_net_name
# TODO: from here. once all our code will be under lib/vdsm this should be
# TODO: removed.
logging.info('Changing number of vfs on device %s -> %s.',
pci_path, numvfs)
sriov.update_numvfs(pci_path, numvfs)
sriov.persist_numvfs(pci_path, numvfs)
link_iface.up(net_name)
def test_get_lldp_tlvs(self):
with veth_pair() as (nic1, nic2):
iface.up(nic1)
iface.up(nic2)
with enable_lldp_on_ifaces((nic1, nic2), rx_only=False):
self.assertTrue(lldptool.is_lldp_enabled_on_iface(nic1))
self.assertTrue(lldptool.is_lldp_enabled_on_iface(nic2))
tlvs = lldptool.get_tlvs(nic1)
self.assertEqual(3, len(tlvs))
expected_ttl_tlv = {
'type': 3,
'name': 'Time to Live',
'properties': {
'time to live': '120'
}
}
self.assertEqual(expected_ttl_tlv, tlvs[-1])
tlvs = lldptool.get_tlvs(nic2)
self.assertEqual(3, len(tlvs))
def set_ovs_links_up(nets2add, bonds2add, bonds2edit):
# TODO: Make this universal for legacy and ovs.
for dev in _gather_ovs_ifaces(nets2add, bonds2add, bonds2edit):
iface.up(dev)
def test_iface_notpromisc(self):
with dummy_device() as nic:
iface.up(nic)
self.assertFalse(iface.is_promisc(nic))
def test_iface_down(self):
with dummy_device() as nic:
iface.up(nic)
iface.down(nic)
self.assertFalse(iface.is_up(nic))
def test_iface_up(self):
with dummy_device() as nic:
iface.up(nic)
self.assertTrue(iface.is_up(nic))
def test_iface_notpromisc(self):
with dummy_device() as nic:
iface.up(nic)
self.assertFalse(iface.is_promisc(nic))
def test_iface_down(self):
with dummy_device() as nic:
iface.up(nic)
iface.down(nic)
self.assertFalse(iface.is_up(nic))
def test_iface_up(self):
with dummy_device() as nic:
iface.up(nic)
self.assertTrue(iface.is_up(nic))
def set_ovs_links_up(nets2add, bonds2add, bonds2edit):
# TODO: Make this universal for legacy and ovs.
for dev in _gather_ovs_ifaces(nets2add, bonds2add, bonds2edit):
iface.up(dev)
