wireguard: T4930: allow peers via FQDN

* set interfaces wireguard wgXX peer YY hostname <fqdn>

1 files changed, 55 insertions, 0 deletions

diff --git a/src/op_mode/reset_wireguard.py b/src/op_mode/reset_wireguard.py
new file mode 100755
index 000000000..1fcfb31b5
--- /dev/null
+++ b/src/op_mode/reset_wireguard.py
@@ -0,0 +1,55 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2025 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/>.
+
+import sys
+import typing
+
+import vyos.opmode
+
+from vyos.ifconfig import WireGuardIf
+from vyos.configquery import ConfigTreeQuery
+
+
+def _verify(func):
+    """Decorator checks if WireGuard interface config exists"""
+    from functools import wraps
+
+    @wraps(func)
+    def _wrapper(*args, **kwargs):
+        config = ConfigTreeQuery()
+        interface = kwargs.get('interface')
+        if not config.exists(['interfaces', 'wireguard', interface]):
+            unconf_message = f'WireGuard interface {interface} is not configured'
+            raise vyos.opmode.UnconfiguredSubsystem(unconf_message)
+        return func(*args, **kwargs)
+
+    return _wrapper
+
+
+@_verify
+def reset_peer(interface: str, peer: typing.Optional[str] = None):
+    intf = WireGuardIf(interface, create=False, debug=False)
+    return intf.operational.reset_peer(peer)
+
+
+if __name__ == '__main__':
+    try:
+        res = vyos.opmode.run(sys.modules[__name__])
+        if res:
+            print(res)
+    except (ValueError, vyos.opmode.Error) as e:
+        print(e)
+        sys.exit(1)