def newnetif(self,
net=None,
addrlist=None,
hwaddr=None,
ifindex=None,
ifname=None):
"""
Add a network interface. If we are attaching to a CoreNs3Net, this
will be a TunTap. Otherwise dispatch to CoreNode.newnetif().
"""
if not addrlist:
addrlist = []
if not isinstance(net, CoreNs3Net):
return CoreNode.newnetif(self, net, addrlist, hwaddr, ifindex,
ifname)
ifindex = self.newtuntap(ifindex=ifindex, ifname=ifname, net=net)
self.attachnet(ifindex, net)
netif = self.netif(ifindex)
netif.sethwaddr(hwaddr)
for addr in make_tuple(addrlist):
netif.addaddr(addr)
addrstr = netif.addrlist[0]
(addr, mask) = addrstr.split('/')
tap = net._tapdevs[netif]
tap.SetAttribute(
"IpAddress",
ns.network.Ipv4AddressValue(ns.network.Ipv4Address(addr)))
tap.SetAttribute(
"Netmask",
ns.network.Ipv4MaskValue(ns.network.Ipv4Mask("/" + mask)))
ns.core.Simulator.Schedule(ns.core.Time('0'), netif.install)
return ifindex
def create_interface(node: CoreNode, network: CoreNetworkBase,
interface_data: InterfaceData):
"""
Create an interface for a node on a network using provided interface data.
:param node: node to create interface for
:param network: network to associate interface with
:param interface_data: interface data
:return: created interface
"""
node.newnetif(
network,
addrlist=interface_data.get_addresses(),
hwaddr=interface_data.mac,
ifindex=interface_data.id,
ifname=interface_data.name,
)
return node.netif(interface_data.id)
