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-rw-r--r--src/conf_mode/vrf_vni.py74
1 files changed, 74 insertions, 0 deletions
diff --git a/src/conf_mode/vrf_vni.py b/src/conf_mode/vrf_vni.py
new file mode 100644
index 000000000..56069ecbd
--- /dev/null
+++ b/src/conf_mode/vrf_vni.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 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
+# published by the Free Software Foundation.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+from sys import argv
+from sys import exit
+
+from vyos.config import Config
+from vyos.template import render_to_string
+from vyos import ConfigError
+from vyos import frr
+from vyos import airbag
+airbag.enable()
+
+def get_config(config=None):
+ if config:
+ conf = config
+ else:
+ conf = Config()
+
+ vrf_name = None
+ if len(argv) > 1:
+ vrf_name = argv[1]
+
+ base = ['vrf', 'name', vrf_name]
+ vrf = { 'name' : conf.get_config_dict(base, key_mangling=('-', '_'),
+ get_first_key=False) }
+
+ return vrf
+
+def verify(vrf):
+ if len(argv) < 2:
+ raise ConfigError('VRF parameter not specified when valling vrf_vni.py')
+
+ return None
+
+def generate(vrf):
+ vrf['new_frr_config'] = render_to_string('frr/zebra.vrf.route-map.frr.j2', vrf)
+ return None
+
+def apply(vrf):
+ frr_daemon = 'zebra'
+
+ # add configuration to FRR
+ frr_cfg = frr.FRRConfig()
+ frr_cfg.load_configuration(frr_daemon)
+ frr_cfg.modify_section(f'^vrf .+', stop_pattern='^exit-vrf', remove_stop_mark=True)
+ if 'new_frr_config' in vrf:
+ frr_cfg.add_before(frr.default_add_before, vrf['new_frr_config'])
+ frr_cfg.commit_configuration(frr_daemon)
+
+ return None
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ exit(1)