diff options
Diffstat (limited to 'src/etc/netplug/vyos-netplug-dhcp-client')
| -rwxr-xr-x | src/etc/netplug/vyos-netplug-dhcp-client | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/src/etc/netplug/vyos-netplug-dhcp-client b/src/etc/netplug/vyos-netplug-dhcp-client index 4cc824afd..a230fe900 100755 --- a/src/etc/netplug/vyos-netplug-dhcp-client +++ b/src/etc/netplug/vyos-netplug-dhcp-client @@ -20,10 +20,10 @@ import sys from time import sleep from vyos.config import Config -from vyos.configdict import get_interface_dict -from vyos.ifconfig import Interface 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 @@ -38,20 +38,34 @@ if not boot_configuration_complete(): 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 = 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}') |