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-rwxr-xr-xsrc/op_mode/dhcp.py32
-rw-r--r--src/systemd/dhclient@.service1
2 files changed, 32 insertions, 1 deletions
diff --git a/src/op_mode/dhcp.py b/src/op_mode/dhcp.py
index d27e1baf7..a2f947400 100755
--- a/src/op_mode/dhcp.py
+++ b/src/op_mode/dhcp.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
#
-# Copyright (C) 2022-2023 VyOS maintainers and contributors
+# Copyright (C) 2022-2024 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
@@ -33,6 +33,7 @@ from vyos.kea import kea_get_leases
from vyos.kea import kea_get_pool_from_subnet_id
from vyos.kea import kea_delete_lease
from vyos.utils.process import is_systemd_service_running
+from vyos.utils.process import call
time_string = "%a %b %d %H:%M:%S %Z %Y"
@@ -309,6 +310,25 @@ def _verify(func):
return func(*args, **kwargs)
return _wrapper
+def _verify_client(func):
+ """Decorator checks if interface is configured as DHCP client"""
+ from functools import wraps
+ from vyos.ifconfig import Section
+
+ @wraps(func)
+ def _wrapper(*args, **kwargs):
+ config = ConfigTreeQuery()
+ family = kwargs.get('family')
+ v = 'v6' if family == 'inet6' else ''
+ interface = kwargs.get('interface')
+ interface_path = Section.get_config_path(interface)
+ unconf_message = f'DHCP{v} client not configured on interface {interface}!'
+
+ # Check if config does not exist
+ if not config.exists(f'interfaces {interface_path} address dhcp{v}'):
+ raise vyos.opmode.UnconfiguredSubsystem(unconf_message)
+ return func(*args, **kwargs)
+ return _wrapper
@_verify
def show_pool_statistics(raw: bool, family: ArgFamily, pool: typing.Optional[str]):
@@ -474,6 +494,16 @@ def show_client_leases(raw: bool, family: ArgFamily, interface: typing.Optional[
else:
return _get_formatted_client_leases(lease_data, family=family)
+@_verify_client
+def renew_client_lease(raw: bool, family: ArgFamily, interface: str):
+ if not raw:
+ v = 'v6' if family == 'inet6' else ''
+ print(f'Restarting DHCP{v} client on interface {interface}...')
+ if family == 'inet6':
+ call(f'systemctl restart dhcp6c@{interface}.service')
+ else:
+ call(f'systemctl restart dhclient@{interface}.service')
+
if __name__ == '__main__':
try:
res = vyos.opmode.run(sys.modules[__name__])
diff --git a/src/systemd/dhclient@.service b/src/systemd/dhclient@.service
index 099f7ed52..d430d8868 100644
--- a/src/systemd/dhclient@.service
+++ b/src/systemd/dhclient@.service
@@ -3,6 +3,7 @@ Description=DHCP client on %i
Documentation=man:dhclient(8)
StartLimitIntervalSec=0
After=vyos-router.service
+ConditionPathExists=/run/dhclient/dhclient_%i.conf
[Service]
Type=exec