def newnetif(self, net: CoreNetworkBase, interface: InterfaceData) -> int:
"""
This is called when linking with another node. Since this node
represents an interface, we do not create another object here,
but attach ourselves to the given network.
:param net: new network instance
:param interface: interface data for new interface
:return: interface index
:raises ValueError: when an interface has already been created, one max
"""
with self.lock:
ifindex = interface.id
if ifindex is None:
ifindex = 0
if self.interface.net is not None:
raise ValueError(
"RJ45 nodes support at most 1 network interface")
self._netif[ifindex] = self.interface
self.ifindex = ifindex
if net is not None:
self.interface.attachnet(net)
for addr in interface.get_addresses():
self.addaddr(addr)
return ifindex
def newnetif(self, net: "CoreNetworkBase",
interface: InterfaceData) -> int:
"""
Create a new network interface.
:param net: network to associate with
:param interface: interface data for new interface
:return: interface index
"""
addresses = interface.get_addresses()
with self.lock:
# TODO: emane specific code
if net.is_emane is True:
ifindex = self.newtuntap(interface.id, interface.name)
# TUN/TAP is not ready for addressing yet; the device may
# take some time to appear, and installing it into a
# namespace after it has been bound removes addressing;
# save addresses with the interface now
self.attachnet(ifindex, net)
netif = self.netif(ifindex)
netif.sethwaddr(interface.mac)
for address in addresses:
netif.addaddr(address)
return ifindex
else:
ifindex = self.newveth(interface.id, interface.name)
self.attachnet(ifindex, net)
if interface.mac:
self.sethwaddr(ifindex, interface.mac)
for address in addresses:
self.addaddr(ifindex, address)
self.ifup(ifindex)
return ifindex
def newnetif(self, net: CoreNetworkBase, interface: InterfaceData) -> int:
logging.info("creating interface")
addresses = interface.get_addresses()
ifindex = interface.id
if ifindex is None:
ifindex = self.newifindex()
name = interface.name
if name is None:
name = f"gt{ifindex}"
if self.up:
# this is reached when this node is linked to a network node
# tunnel to net not built yet, so build it now and adopt it
_, remote_tap = self.session.distributed.create_gre_tunnel(
net, self.server)
self.adoptnetif(remote_tap, ifindex, interface.mac, addresses)
return ifindex
else:
# this is reached when configuring services (self.up=False)
netif = GreTap(node=self,
name=name,
session=self.session,
start=False)
self.adoptnetif(netif, ifindex, interface.mac, addresses)
return ifindex