def set_vf_interface_vlan(pci_addr, mac_addr, vlan=0):
pf_ifname = pci_utils.get_ifname_by_pci_address(pci_addr,
pf_interface=True)
vf_ifname = pci_utils.get_ifname_by_pci_address(pci_addr)
vf_num = pci_utils.get_vf_num_by_pci_address(pci_addr)
# Set the VF's mac address and vlan
exit_code = [0, 2, 254]
port_state = 'up' if vlan > 0 else 'down'
utils.execute('ip',
'link',
'set',
pf_ifname,
'vf',
vf_num,
'mac',
mac_addr,
'vlan',
vlan,
run_as_root=True,
check_exit_code=exit_code)
# Bring up/down the VF's interface
# TODO(edand): The mac is assigned as a workaround for the following issue
# https://bugzilla.redhat.com/show_bug.cgi?id=1372944
# once resolved it will be removed
utils.execute('ip',
'link',
'set',
vf_ifname,
'address',
mac_addr,
port_state,
run_as_root=True,
check_exit_code=exit_code)
def set_vf_interface_vlan(pci_addr, mac_addr, vlan=0):
pf_ifname = pci_utils.get_ifname_by_pci_address(pci_addr,
pf_interface=True)
vf_ifname = pci_utils.get_ifname_by_pci_address(pci_addr)
vf_num = pci_utils.get_vf_num_by_pci_address(pci_addr)
nova.privsep.linux_net.set_device_macaddr_and_vlan(
pf_ifname, vf_num, mac_addr, vlan)
# Bring up/down the VF's interface
# TODO(edand): The mac is assigned as a workaround for the following issue
# https://bugzilla.redhat.com/show_bug.cgi?id=1372944
# once resolved it will be removed
port_state = 'up' if vlan > 0 else 'down'
nova.privsep.linux_net.set_device_macaddr(vf_ifname, mac_addr,
port_state=port_state)
def set_vf_trusted(pci_addr, trusted):
"""Configures the VF to be trusted or not
:param pci_addr: PCI slot of the device
:param trusted: Boolean value to indicate whether to
enable/disable 'trusted' capability
"""
pf_ifname = pci_utils.get_ifname_by_pci_address(pci_addr,
pf_interface=True)
vf_num = pci_utils.get_vf_num_by_pci_address(pci_addr)
nova.privsep.linux_net.set_device_trust(pf_ifname, vf_num, trusted)
def set_vf_interface_vlan(pci_addr, mac_addr, vlan=0):
pf_ifname = pci_utils.get_ifname_by_pci_address(pci_addr,
pf_interface=True)
vf_ifname = pci_utils.get_ifname_by_pci_address(pci_addr)
vf_num = pci_utils.get_vf_num_by_pci_address(pci_addr)
# Set the VF's mac address and vlan
utils.execute('ip', 'link', 'set', pf_ifname,
'vf', vf_num,
'mac', mac_addr,
'vlan', vlan,
run_as_root=True,
check_exit_code=[0, 2, 254])
# Bring up/down the VF's interface
# TODO(edand): The mac is assigned as a workaround for the following issue
# https://bugzilla.redhat.com/show_bug.cgi?id=1372944
# once resolved it will be removed
port_state = 'up' if vlan > 0 else 'down'
nova.privsep.linux_net.set_device_macaddr(vf_ifname, mac_addr,
port_state=port_state)
def set_vif_host_backend_hw_veb(conf, net_type, devname, vlan, tapname=None):
"""Populate a LibvirtConfigGuestInterface instance
with host backend details for an device that supports hardware
virtual ethernet bridge.
"""
conf.net_type = net_type
if net_type == 'direct':
conf.source_mode = 'passthrough'
conf.source_dev = pci_utils.get_ifname_by_pci_address(devname)
conf.driver_name = 'vhost'
else:
conf.source_dev = devname
conf.model = None
conf.vlan = vlan
if tapname:
conf.target_dev = tapname
def set_vif_host_backend_802qbh_config(conf, net_type, devname, profileid, tapname=None):
"""Populate a LibvirtConfigGuestInterface instance
with host backend details for an 802.1qbh device.
"""
conf.net_type = net_type
if net_type == "direct":
conf.source_mode = "passthrough"
conf.source_dev = pci_utils.get_ifname_by_pci_address(devname)
conf.driver_name = "vhost"
else:
conf.source_dev = devname
conf.model = None
conf.vporttype = "802.1Qbh"
conf.add_vport_param("profileid", profileid)
if tapname:
conf.target_dev = tapname
def set_vif_host_backend_hw_veb(conf, net_type, devname, vlan, tapname=None):
"""Populate a LibvirtConfigGuestInterface instance
with host backend details for an device that supports hardware
virtual ethernet bridge.
"""
conf.net_type = net_type
if net_type == "direct":
conf.source_mode = "passthrough"
conf.source_dev = pci_utils.get_ifname_by_pci_address(devname)
conf.driver_name = "vhost"
else:
conf.source_dev = devname
conf.model = None
conf.vlan = vlan
if tapname:
conf.target_dev = tapname
def set_vif_host_backend_802qbh_config(conf, net_type, devname, profileid,
tapname=None):
"""Populate a LibvirtConfigGuestInterface instance
with host backend details for an 802.1qbh device.
"""
conf.net_type = net_type
if net_type == 'direct':
conf.source_mode = 'passthrough'
conf.source_dev = pci_utils.get_ifname_by_pci_address(devname)
conf.driver_name = 'vhost'
else:
conf.source_dev = devname
conf.model = None
conf.vporttype = "802.1Qbh"
conf.add_vport_param("profileid", profileid)
if tapname:
conf.target_dev = tapname
def test_virtual_function_inferface_name(self, mock_listdir):
mock_listdir.return_value = ['foo', 'bar']
ifname = utils.get_ifname_by_pci_address(
self.pci_address, pf_interface=False)
self.assertEqual(ifname, 'bar')
def test_virtual_function_inferface_name(self, mock_listdir):
mock_listdir.return_value = ['foo', 'bar']
ifname = utils.get_ifname_by_pci_address(
self.pci_address, pf_interface=False)
self.assertEqual(ifname, 'bar')
def test_physical_function_inferface_name(self, mock_listdir):
mock_listdir.return_value = ["foo", "bar"]
ifname = utils.get_ifname_by_pci_address(self.pci_address, pf_interface=True)
self.assertEqual(ifname, "bar")
