diff options
| -rw-r--r-- | python/vyos/ifconfig/wireguard.py | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/python/vyos/ifconfig/wireguard.py b/python/vyos/ifconfig/wireguard.py index da3bd4e89..5e9173349 100644 --- a/python/vyos/ifconfig/wireguard.py +++ b/python/vyos/ifconfig/wireguard.py @@ -26,6 +26,10 @@ from vyos.ifconfig import Interface from vyos.ifconfig import Operational from vyos.template import is_ipv6 +import random +from random import seed, getrandbits +from ipaddress import IPv6Network, IPv6Address + class WireGuardOperational(Operational): def _dump(self): """Dump wireguard data in a python friendly way.""" @@ -168,7 +172,23 @@ class WireGuardIf(Interface): options = Interface.options + \ ['port', 'private_key', 'pubkey', 'psk', 'allowed_ips', 'fwmark', 'endpoint', 'keepalive'] - + + + def generate_link_local(): + # Linux Kernel does not generate IPv6 Link Local address do to missing MAC + # We have to generate address manually and assign to interface + net = IPv6Network("FE80::/16") + rand_net = IPv6Network((net.network_address + (random.getrandbits(64 - net.prefixlen) << 64 ),64)) + network = IPv6Network(rand_net) + address = str(IPv6Address(network.network_address + getrandbits(network.max_prefixlen - network.prefixlen)))+'/'+str(network.prefixlen) + + return address + + def _create(self): + super()._create(self) + # Assign generated IPv6 Link Local address to the interface + self.add_addr(self.generate_link_local()) + def update(self, config): """ General helper function which works on a dictionary retrived by get_config_dict(). It's main intention is to consolidate the scattered |