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+# Copyright 2019 VyOS maintainers and contributors <maintainers@vyos.io>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library. If not, see <http://www.gnu.org/licenses/>.
+
+
+from vyos.ifconfig.interface import Interface
+
+
+class GeneveIf(Interface):
+ """
+ Geneve: Generic Network Virtualization Encapsulation
+
+ For more information please refer to:
+ https://tools.ietf.org/html/draft-gross-geneve-00
+ https://www.redhat.com/en/blog/what-geneve
+ https://developers.redhat.com/blog/2019/05/17/an-introduction-to-linux-virtual-interfaces-tunnels/#geneve
+ https://lwn.net/Articles/644938/
+ """
+
+ default = {
+ 'type': 'geneve',
+ }
+
+ def __init__(self, ifname, **kargs):
+ super().__init__(ifname, **kargs)
+
+ def _create(self):
+ cmd = 'ip link add name {} type geneve id {} remote {}' \
+ .format(self.config['ifname'], config['vni'], config['remote'])
+ self._cmd(cmd)
+
+ # interface is always A/D down. It needs to be enabled explicitly
+ self.set_state('down')
+
+ @staticmethod
+ def get_config():
+ """
+ GENEVE interfaces require a configuration when they are added using
+ iproute2. This static method will provide the configuration dictionary
+ used by this class.
+
+ Example:
+ >> dict = GeneveIf().get_config()
+ """
+ config = {
+ 'vni': 0,
+ 'remote': ''
+ }
+ return config