diff options
| -rw-r--r-- | data/templates/dhcp-client/override.conf.j2 | 3 | ||||
| -rw-r--r-- | op-mode-definitions/dhcp.xml.in | 4 | ||||
| -rw-r--r-- | python/vyos/opmode.py | 2 | ||||
| -rwxr-xr-x | src/op_mode/dhcp.py | 32 | ||||
| -rw-r--r-- | src/systemd/dhclient@.service | 1 |
5 files changed, 35 insertions, 7 deletions
diff --git a/data/templates/dhcp-client/override.conf.j2 b/data/templates/dhcp-client/override.conf.j2 index d09320270..c2e059c7b 100644 --- a/data/templates/dhcp-client/override.conf.j2 +++ b/data/templates/dhcp-client/override.conf.j2 @@ -3,9 +3,6 @@ {% set if_metric = '-e IF_METRIC=' ~ dhcp_options.default_route_distance if dhcp_options.default_route_distance is vyos_defined else '' %} {% set dhclient_options = '-d -nw -cf ' ~ isc_dhclient_dir ~ '/dhclient_' ~ ifname ~ '.conf -pf ' ~ isc_dhclient_dir ~ '/dhclient_' ~ ifname ~ '.pid -lf ' ~ isc_dhclient_dir ~ '/dhclient_' ~ ifname ~ '.leases ' ~ if_metric %} -[Unit] -ConditionPathExists={{ isc_dhclient_dir }}/dhclient_%i.conf - [Service] ExecStart= ExecStart={{ vrf_command }}/sbin/dhclient -4 {{ dhclient_options }} {{ ifname }} diff --git a/op-mode-definitions/dhcp.xml.in b/op-mode-definitions/dhcp.xml.in index 3c42c8e8f..0b4a05ffe 100644 --- a/op-mode-definitions/dhcp.xml.in +++ b/op-mode-definitions/dhcp.xml.in @@ -293,7 +293,7 @@ <script>${vyos_completion_dir}/list_interfaces</script> </completionHelp> </properties> - <command>sudo systemctl restart "dhclient@$4.service"</command> + <command>sudo ${vyos_op_scripts_dir}/dhcp.py renew_client_lease --family inet --interface "$4"</command> </tagNode> </children> </node> @@ -309,7 +309,7 @@ <script>${vyos_completion_dir}/list_interfaces</script> </completionHelp> </properties> - <command>sudo systemctl restart "dhcp6c@$4.service"</command> + <command>sudo ${vyos_op_scripts_dir}/dhcp.py renew_client_lease --family inet6 --interface "$4"</command> </tagNode> </children> </node> diff --git a/python/vyos/opmode.py b/python/vyos/opmode.py index e1af1a682..8dab9a4ca 100644 --- a/python/vyos/opmode.py +++ b/python/vyos/opmode.py @@ -81,7 +81,7 @@ class InternalError(Error): def _is_op_mode_function_name(name): - if re.match(r"^(show|clear|reset|restart|add|update|delete|generate|set)", name): + if re.match(r"^(show|clear|reset|restart|add|update|delete|generate|set|renew)", name): return True else: return False 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 |