def _detectType(name):
"""Returns the LinkType for the specified device."""
# TODO: Add support for virtual functions
detectedType = None
try:
driver = ethtool.driver_name(name)
except IOError as ioe:
if ioe.errno == errno.EOPNOTSUPP:
if name == 'lo':
detectedType = LinkType.LOOPBACK
else:
detectedType = LinkType.DUMMY
return detectedType
else:
raise # Reraise other errors like ENODEV
if driver in (
LinkType.BRIDGE,
LinkType.MACVLAN,
LinkType.TUN,
LinkType.OVS,
LinkType.TEAM,
LinkType.VETH,
):
detectedType = driver
elif driver == 'bonding':
detectedType = LinkType.BOND
elif 'VLAN' in driver or 'vlan' in driver:
detectedType = LinkType.VLAN
elif os.path.exists('/sys/class/net/%s/device/physfn/' % name):
detectedType = LinkType.VF
else:
detectedType = LinkType.NIC
return detectedType
def _detectType(name):
"""Returns the LinkType for the specified device."""
# TODO: Add support for virtual functions
detectedType = None
try:
driver = ethtool.driver_name(name)
except IOError as ioe:
if ioe.errno == errno.EOPNOTSUPP:
if name == 'lo':
detectedType = LinkType.LOOPBACK
else:
detectedType = LinkType.DUMMY
return detectedType
else:
raise # Reraise other errors like ENODEV
if driver in (LinkType.BRIDGE, LinkType.MACVLAN, LinkType.TUN,
LinkType.OVS, LinkType.TEAM, LinkType.VETH):
detectedType = driver
elif driver == 'bonding':
detectedType = LinkType.BOND
elif 'VLAN' in driver or 'vlan' in driver:
detectedType = LinkType.VLAN
elif os.path.exists('/sys/class/net/%s/device/physfn/' % name):
detectedType = LinkType.VF
else:
detectedType = LinkType.NIC
return detectedType
def _ibHackedSpeed(nic_name):
"""If the nic is an InfiniBand device, return a speed of 10000 Mbps.
This is only needed until the kernel reports ib*/speed, see
https://bugzilla.redhat.com/show_bug.cgi?id=1101314
"""
try:
return 10000 if driver_name(nic_name) == 'ib_ipoib' else 0
except IOError:
return 0
def get_alternative_type(device):
"""
Attemt to detect the iface type through alternative means.
"""
if os.path.exists(os.path.join(NET_PATH, device, 'device/physfn')):
return Type.VF
try:
driver_name = ethtool.driver_name(device)
iface_type = Type.NIC if driver_name else None
except IOError as ioe:
if ioe.errno == errno.EOPNOTSUPP:
iface_type = Type.LOOPBACK if device == 'lo' else Type.DUMMY
else:
raise
return iface_type
def get_alternative_type(device):
"""
Attemt to detect the iface type through alternative means.
"""
if os.path.exists(os.path.join(NET_PATH, device, 'device/physfn')):
return Type.VF
try:
driver_name = ethtool.driver_name(device)
iface_type = Type.NIC if driver_name else None
except IOError as ioe:
if ioe.errno == errno.EOPNOTSUPP:
iface_type = Type.LOOPBACK if device == 'lo' else Type.DUMMY
else:
raise
return iface_type
def _is_vmfex(self):
return ethtool.driver_name(self.name) == 'enic'
def testUtf8BridgeEthtoolDrvinfo(self):
self.assertEqual(ethtool.driver_name(self._bridge.devName),
ipwrapper.LinkType.BRIDGE)
def test_bridge_ethtool_drvinfo(self, bridge0):
bridge_name = bridge0.devName
assert ethtool.driver_name(bridge_name) == ipwrapper.LinkType.BRIDGE
def test_utf8_bridge_ethtool_drvinfo(self, unicode_bridge):
driver_name = ethtool.driver_name(unicode_bridge.devName)
assert driver_name == ipwrapper.LinkType.BRIDGE
def test_detect_device_driver(self):
with bridge_device() as br:
self.assertEqual('bridge', ethtool.driver_name(br.devName))
def _is_vmfex(self):
return ethtool.driver_name(self.name) == 'enic'
def testUtf8BridgeEthtoolDrvinfo(self, unicode_bridge):
driver_name = ethtool.driver_name(unicode_bridge.devName)
assert driver_name == ipwrapper.LinkType.BRIDGE
def testUtf8BridgeEthtoolDrvinfo(self):
self.assertEqual(
ethtool.driver_name(self._bridge.devName),
ipwrapper.LinkType.BRIDGE)
def test_detect_device_driver(self, bridge):
assert ethtool.driver_name(bridge) == 'bridge'
def test_detect_device_driver(self):
with bridge_device() as br:
self.assertEqual('bridge', ethtool.driver_name(br.devName))
