def _plug_vf_passthrough(self, vif, instance_info):
linux_net.ensure_ovs_bridge(vif.network.bridge,
constants.OVS_DATAPATH_SYSTEM)
pci_slot = vif.dev_address
pf_ifname = linux_net.get_ifname_by_pci_address(pci_slot,
pf_interface=True,
switchdev=True)
vf_num = linux_net.get_vf_num_by_pci_address(pci_slot)
representor = linux_net.get_representor_port(pf_ifname, vf_num)
linux_net.set_interface_state(representor, 'up')
self._create_vif_port(vif, representor, instance_info)
def _unplug_vf_passthrough(self, vif, instance_info):
"""Remove port from OVS."""
pci_slot = vif.dev_address
pf_ifname = linux_net.get_ifname_by_pci_address(pci_slot,
pf_interface=True,
switchdev=True)
vf_num = linux_net.get_vf_num_by_pci_address(pci_slot)
representor = linux_net.get_representor_port(pf_ifname, vf_num)
# The representor interface can't be deleted because it bind the
# SR-IOV VF, therefore we just need to remove it from the ovs bridge
# and set the status to down
linux_net.delete_ovs_vif_port(vif.network.bridge,
representor,
delete_netdev=False)
linux_net.set_interface_state(representor, 'down')
def _unplug_vf(self, vif):
"""Remove port from OVS."""
datapath = self._get_vif_datapath_type(vif)
if datapath == constants.OVS_DATAPATH_SYSTEM:
pci_slot = vif.dev_address
pf_ifname = linux_net.get_ifname_by_pci_address(
pci_slot, pf_interface=True, switchdev=True)
vf_num = linux_net.get_vf_num_by_pci_address(pci_slot)
representor = linux_net.get_representor_port(pf_ifname, vf_num)
else:
representor = linux_net.get_dpdk_representor_port_name(
vif.id)
# The representor interface can't be deleted because it bind the
# SR-IOV VF, therefore we just need to remove it from the ovs bridge
# and set the status to down
self.ovsdb.delete_ovs_vif_port(
vif.network.bridge, representor, delete_netdev=False)
if datapath == constants.OVS_DATAPATH_SYSTEM:
linux_net.set_interface_state(representor, 'down')
def _plug_vf(self, vif, instance_info):
datapath = self._get_vif_datapath_type(vif)
self.ovsdb.ensure_ovs_bridge(vif.network.bridge, datapath)
pci_slot = vif.dev_address
vf_num = linux_net.get_vf_num_by_pci_address(pci_slot)
args = []
kwargs = {}
if datapath == constants.OVS_DATAPATH_SYSTEM:
pf_ifname = linux_net.get_ifname_by_pci_address(
pci_slot, pf_interface=True, switchdev=True)
representor = linux_net.get_representor_port(pf_ifname, vf_num)
linux_net.set_interface_state(representor, 'up')
args = [vif, representor, instance_info]
else:
representor = linux_net.get_dpdk_representor_port_name(
vif.id)
pf_pci = linux_net.get_pf_pci_from_vf(pci_slot)
args = [vif, representor, instance_info]
kwargs = {'interface_type': constants.OVS_DPDK_INTERFACE_TYPE,
'pf_pci': pf_pci,
'vf_num': vf_num}
self._create_vif_port(*args, **kwargs)
def _plug_representor(self, vif, instance_info, representor):
datapath = self._get_vif_datapath_type(vif)
self.ovsdb.ensure_ovs_bridge(vif.network.bridge, datapath)
linux_net.set_interface_state(representor['name'], 'up')
self._create_vif_port(vif, representor['name'], instance_info)
def _unplug_representor(self, vif, representor):
self.ovsdb.delete_ovs_vif_port(vif.network.bridge,
representor['name'],
delete_netdev=False)
linux_net.set_interface_state(representor['name'], 'down')