diff options
Diffstat (limited to 'src/etc/netplug/vyos-netplug-dhcp-client')
| -rwxr-xr-x | src/etc/netplug/vyos-netplug-dhcp-client | 47 |
1 files changed, 32 insertions, 15 deletions
diff --git a/src/etc/netplug/vyos-netplug-dhcp-client b/src/etc/netplug/vyos-netplug-dhcp-client index 83fed70f0..31a0cc6a7 100755 --- a/src/etc/netplug/vyos-netplug-dhcp-client +++ b/src/etc/netplug/vyos-netplug-dhcp-client @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright 2023-2025 VyOS maintainers and contributors <maintainers@vyos.io> +# Copyright VyOS maintainers and contributors <maintainers@vyos.io> # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public @@ -19,36 +19,53 @@ import sys from time import sleep -from vyos.configquery import ConfigTreeQuery -from vyos.configdict import get_interface_dict -from vyos.ifconfig import Interface +from vyos.config import Config from vyos.ifconfig import Section from vyos.utils.boot import boot_configuration_complete +from vyos.utils.process import cmd +from vyos.utils.process import is_systemd_service_active from vyos.utils.commit import commit_in_progress from vyos import airbag + airbag.enable() if len(sys.argv) < 3: - airbag.noteworthy("Must specify both interface and link status!") + airbag.noteworthy('Must specify both interface and link status!') sys.exit(1) if not boot_configuration_complete(): - airbag.noteworthy("System bootup not yet finished...") + airbag.noteworthy('System bootup not yet finished...') sys.exit(1) interface = sys.argv[1] -# helper scripts should only work on physical interfaces not on individual -# sub-interfaces. Moving e.g. a VLAN interface in/out a VRF will also trigger -# this script which should be prohibited - bail out early -if '.' in interface: - sys.exit(0) while commit_in_progress(): - sleep(1) + sleep(0.250) in_out = sys.argv[2] -config = ConfigTreeQuery() +config = Config() interface_path = ['interfaces'] + Section.get_config_path(interface).split() -_, interface_config = get_interface_dict(config, interface_path[:-1], ifname=interface, with_pki=True) -Interface(interface).update(interface_config) + +systemdV4_service = f'dhclient@{interface}.service' +systemdV6_service = f'dhcp6c@{interface}.service' +if in_out == 'out': + # Interface moved state to down + if is_systemd_service_active(systemdV4_service): + cmd(f'systemctl stop {systemdV4_service}') + if is_systemd_service_active(systemdV6_service): + cmd(f'systemctl stop {systemdV6_service}') +elif in_out == 'in': + if config.exists_effective(interface_path + ['address']): + tmp = config.return_effective_values(interface_path + ['address']) + # Always (re-)start the DHCP(v6) client service. If the DHCP(v6) client + # is already running - which could happen if the interface is re- + # configured in operational down state, it will have a backoff + # time increasing while not receiving a DHCP(v6) reply. + # + # To make the interface instantly available, and as for a DHCP(v6) lease + # we will re-start the service and thus cancel the backoff time. + if 'dhcp' in tmp: + cmd(f'systemctl restart {systemdV4_service}') + if 'dhcpv6' in tmp: + cmd(f'systemctl restart {systemdV6_service}') |