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-rwxr-xr-xsrc/conf_mode/interfaces-vxlan.py20
1 files changed, 19 insertions, 1 deletions
diff --git a/src/conf_mode/interfaces-vxlan.py b/src/conf_mode/interfaces-vxlan.py
index a3b0867e0..05f68112a 100755
--- a/src/conf_mode/interfaces-vxlan.py
+++ b/src/conf_mode/interfaces-vxlan.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
#
-# Copyright (C) 2019-2022 VyOS maintainers and contributors
+# Copyright (C) 2019-2023 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
@@ -24,6 +24,7 @@ from vyos.config import Config
from vyos.configdict import get_interface_dict
from vyos.configdict import leaf_node_changed
from vyos.configdict import is_node_changed
+from vyos.configdict import node_changed
from vyos.configverify import verify_address
from vyos.configverify import verify_bridge_delete
from vyos.configverify import verify_mtu_ipv6
@@ -58,6 +59,9 @@ def get_config(config=None):
vxlan.update({'rebuild_required': {}})
break
+ tmp = node_changed(conf, base + [ifname, 'vlan-to-vni'], recursive=True)
+ if tmp: vxlan.update({'vlan_to_vni_removed': tmp})
+
# We need to verify that no other VXLAN tunnel is configured when external
# mode is in use - Linux Kernel limitation
conf.set_level(base)
@@ -146,6 +150,20 @@ def verify(vxlan):
raise ConfigError(error_msg)
protocol = 'ipv4'
+ if 'vlan_to_vni' in vxlan:
+ if 'is_bridge_member' not in vxlan:
+ raise ConfigError('VLAN to VNI mapping requires that VXLAN interface '\
+ 'is member of a bridge interface!')
+
+ vnis_used = []
+ for vif, vif_config in vxlan['vlan_to_vni'].items():
+ if 'vni' not in vif_config:
+ raise ConfigError(f'Must define VNI for VLAN "{vif}"!')
+ vni = vif_config['vni']
+ if vni in vnis_used:
+ raise ConfigError(f'VNI "{vni}" is already assigned to a different VLAN!')
+ vnis_used.append(vni)
+
verify_mtu_ipv6(vxlan)
verify_address(vxlan)
verify_bond_bridge_member(vxlan)