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-rwxr-xr-xsrc/op_mode/dhcp.py493
1 files changed, 256 insertions, 237 deletions
diff --git a/src/op_mode/dhcp.py b/src/op_mode/dhcp.py
index 1429fd7b1..8eed2c6cd 100755
--- a/src/op_mode/dhcp.py
+++ b/src/op_mode/dhcp.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
#
-# Copyright (C) 2022-2024 VyOS maintainers and contributors
+# Copyright (C) 2022-2025 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
@@ -30,137 +30,72 @@ from vyos.base import Warning
from vyos.configquery import ConfigTreeQuery
from vyos.kea import kea_get_active_config
+from vyos.kea import kea_get_dhcp_pools
from vyos.kea import kea_get_leases
-from vyos.kea import kea_get_pool_from_subnet_id
+from vyos.kea import kea_get_server_leases
+from vyos.kea import kea_get_static_mappings
from vyos.kea import kea_delete_lease
-from vyos.utils.process import is_systemd_service_running
from vyos.utils.process import call
+from vyos.utils.process import is_systemd_service_running
-time_string = "%a %b %d %H:%M:%S %Z %Y"
+time_string = '%a %b %d %H:%M:%S %Z %Y'
config = ConfigTreeQuery()
-lease_valid_states = ['all', 'active', 'free', 'expired', 'released', 'abandoned', 'reset', 'backup']
-sort_valid_inet = ['end', 'mac', 'hostname', 'ip', 'pool', 'remaining', 'start', 'state']
-sort_valid_inet6 = ['end', 'duid', 'ip', 'last_communication', 'pool', 'remaining', 'state', 'type']
+lease_valid_states = [
+ 'all',
+ 'active',
+ 'free',
+ 'expired',
+ 'released',
+ 'abandoned',
+ 'reset',
+ 'backup',
+]
+sort_valid_inet = [
+ 'end',
+ 'mac',
+ 'hostname',
+ 'ip',
+ 'pool',
+ 'remaining',
+ 'start',
+ 'state',
+]
+sort_valid_inet6 = [
+ 'end',
+ 'duid',
+ 'ip',
+ 'last_communication',
+ 'pool',
+ 'remaining',
+ 'state',
+ 'type',
+]
mapping_sort_valid = ['mac', 'ip', 'pool', 'duid']
+stale_warn_msg = 'DHCP server is configured but not started. Data may be stale.'
+
ArgFamily = typing.Literal['inet', 'inet6']
-ArgState = typing.Literal['all', 'active', 'free', 'expired', 'released', 'abandoned', 'reset', 'backup']
+ArgState = typing.Literal[
+ 'all', 'active', 'free', 'expired', 'released', 'abandoned', 'reset', 'backup'
+]
ArgOrigin = typing.Literal['local', 'remote']
-def _utc_to_local(utc_dt):
- return datetime.fromtimestamp((datetime.fromtimestamp(utc_dt) - datetime(1970, 1, 1)).total_seconds())
-
-
-def _format_hex_string(in_str):
- out_str = ""
- # if input is divisible by 2, add : every 2 chars
- if len(in_str) > 0 and len(in_str) % 2 == 0:
- out_str = ':'.join(a+b for a,b in zip(in_str[::2], in_str[1::2]))
- else:
- out_str = in_str
- return out_str
-
-
-def _find_list_of_dict_index(lst, key='ip', value=''):
- """
- Find the index entry of list of dict matching the dict value
- Exampe:
- % lst = [{'ip': '192.0.2.1'}, {'ip': '192.0.2.2'}]
- % _find_list_of_dict_index(lst, key='ip', value='192.0.2.2')
- % 1
- """
- idx = next((index for (index, d) in enumerate(lst) if d[key] == value), None)
- return idx
-
-
-def _get_raw_server_leases(family='inet', pool=None, sorted=None, state=[], origin=None) -> list:
- """
- Get DHCP server leases
- :return list
- """
+def _get_raw_server_leases(
+ config, family='inet', pool=None, sorted=None, state=[], origin=None
+) -> list:
inet_suffix = '6' if family == 'inet6' else '4'
- try:
- leases = kea_get_leases(inet_suffix)
- except Exception:
- raise vyos.opmode.DataUnavailable('Cannot fetch DHCP server lease information')
+ pools = [pool] if pool else kea_get_dhcp_pools(config, inet_suffix)
- if pool is None:
- pool = _get_dhcp_pools(family=family)
- else:
- pool = [pool]
-
- try:
- active_config = kea_get_active_config(inet_suffix)
- except Exception:
- raise vyos.opmode.DataUnavailable('Cannot fetch DHCP server configuration')
-
- data = []
- for lease in leases:
- lifetime = lease['valid-lft']
- expiry = (lease['cltt'] + lifetime)
-
- lease['start_timestamp'] = datetime.utcfromtimestamp(expiry - lifetime)
- lease['expire_timestamp'] = datetime.utcfromtimestamp(expiry) if expiry else None
-
- data_lease = {}
- data_lease['ip'] = lease['ip-address']
- lease_state_long = {0: 'active', 1: 'rejected', 2: 'expired'}
- data_lease['state'] = lease_state_long[lease['state']]
- data_lease['pool'] = kea_get_pool_from_subnet_id(active_config, inet_suffix, lease['subnet-id']) if active_config else '-'
- data_lease['end'] = lease['expire_timestamp'].timestamp() if lease['expire_timestamp'] else None
- data_lease['origin'] = 'local' # TODO: Determine remote in HA
- data_lease['hostname'] = lease.get('hostname', '-')
- # remove trailing dot to ensure consistency for `vyos-hostsd-client`
- if data_lease['hostname'][-1] == '.':
- data_lease['hostname'] = data_lease['hostname'][:-1]
-
- if family == 'inet':
- data_lease['mac'] = lease['hw-address']
- data_lease['start'] = lease['start_timestamp'].timestamp()
-
- if family == 'inet6':
- data_lease['last_communication'] = lease['start_timestamp'].timestamp()
- data_lease['duid'] = _format_hex_string(lease['duid'])
- data_lease['type'] = lease['type']
-
- if lease['type'] == 'IA_PD':
- prefix_len = lease['prefix-len']
- data_lease['ip'] += f'/{prefix_len}'
-
- data_lease['remaining'] = '-'
-
- if lease['valid-lft'] > 0:
- data_lease['remaining'] = lease['expire_timestamp'] - datetime.now(timezone.utc)
-
- if data_lease['remaining'].days >= 0:
- # substraction gives us a timedelta object which can't be formatted with strftime
- # so we use str(), split gets rid of the microseconds
- data_lease['remaining'] = str(data_lease['remaining']).split('.')[0]
-
- # Do not add old leases
- if data_lease['remaining'] != '' and data_lease['pool'] in pool and data_lease['state'] != 'free':
- if not state or state == 'all' or data_lease['state'] in state:
- data.append(data_lease)
-
- # deduplicate
- checked = []
- for entry in data:
- addr = entry.get('ip')
- if addr not in checked:
- checked.append(addr)
- else:
- idx = _find_list_of_dict_index(data, key='ip', value=addr)
- if idx is not None:
- data.pop(idx)
+ mappings = kea_get_server_leases(config, inet_suffix, pools, state, origin)
if sorted:
if sorted == 'ip':
- data.sort(key = lambda x:ip_address(x['ip']))
+ mappings.sort(key=lambda x: ip_address(x['ip']))
else:
- data.sort(key = lambda x:x[sorted])
- return data
+ mappings.sort(key=lambda x: x[sorted])
+ return mappings
def _get_formatted_server_leases(raw_data, family='inet'):
@@ -170,46 +105,67 @@ def _get_formatted_server_leases(raw_data, family='inet'):
ipaddr = lease.get('ip')
hw_addr = lease.get('mac')
state = lease.get('state')
- start = lease.get('start')
- start = _utc_to_local(start).strftime('%Y/%m/%d %H:%M:%S')
- end = lease.get('end')
- end = _utc_to_local(end).strftime('%Y/%m/%d %H:%M:%S') if end else '-'
+ start = datetime.fromtimestamp(lease.get('start'), timezone.utc)
+ end = (
+ datetime.fromtimestamp(lease.get('end'), timezone.utc)
+ if lease.get('end')
+ else '-'
+ )
remain = lease.get('remaining')
pool = lease.get('pool')
hostname = lease.get('hostname')
origin = lease.get('origin')
- data_entries.append([ipaddr, hw_addr, state, start, end, remain, pool, hostname, origin])
-
- headers = ['IP Address', 'MAC address', 'State', 'Lease start', 'Lease expiration', 'Remaining', 'Pool',
- 'Hostname', 'Origin']
+ data_entries.append(
+ [ipaddr, hw_addr, state, start, end, remain, pool, hostname, origin]
+ )
+
+ headers = [
+ 'IP Address',
+ 'MAC address',
+ 'State',
+ 'Lease start',
+ 'Lease expiration',
+ 'Remaining',
+ 'Pool',
+ 'Hostname',
+ 'Origin',
+ ]
if family == 'inet6':
for lease in raw_data:
ipaddr = lease.get('ip')
state = lease.get('state')
- start = lease.get('last_communication')
- start = _utc_to_local(start).strftime('%Y/%m/%d %H:%M:%S')
- end = lease.get('end')
- end = _utc_to_local(end).strftime('%Y/%m/%d %H:%M:%S')
+ start = datetime.fromtimestamp(
+ lease.get('last_communication'), timezone.utc
+ )
+ end = (
+ datetime.fromtimestamp(lease.get('end'), timezone.utc)
+ if lease.get('end')
+ else '-'
+ )
remain = lease.get('remaining')
lease_type = lease.get('type')
pool = lease.get('pool')
host_identifier = lease.get('duid')
- data_entries.append([ipaddr, state, start, end, remain, lease_type, pool, host_identifier])
-
- headers = ['IPv6 address', 'State', 'Last communication', 'Lease expiration', 'Remaining', 'Type', 'Pool',
- 'DUID']
+ data_entries.append(
+ [ipaddr, state, start, end, remain, lease_type, pool, host_identifier]
+ )
+
+ headers = [
+ 'IPv6 address',
+ 'State',
+ 'Last communication',
+ 'Lease expiration',
+ 'Remaining',
+ 'Type',
+ 'Pool',
+ 'DUID',
+ ]
output = tabulate(data_entries, headers, numalign='left')
return output
-def _get_dhcp_pools(family='inet') -> list:
- v = 'v6' if family == 'inet6' else ''
- pools = config.list_nodes(f'service dhcp{v}-server shared-network-name')
- return pools
-
-
def _get_pool_size(pool, family='inet'):
v = 'v6' if family == 'inet6' else ''
base = f'service dhcp{v}-server shared-network-name {pool}'
@@ -229,26 +185,27 @@ def _get_pool_size(pool, family='inet'):
return size
-def _get_raw_pool_statistics(family='inet', pool=None):
- if pool is None:
- pool = _get_dhcp_pools(family=family)
- else:
- pool = [pool]
+def _get_raw_server_pool_statistics(config, family='inet', pool=None):
+ inet_suffix = '6' if family == 'inet6' else '4'
+ pools = [pool] if pool else kea_get_dhcp_pools(config, inet_suffix)
- v = 'v6' if family == 'inet6' else ''
stats = []
- for p in pool:
- subnet = config.list_nodes(f'service dhcp{v}-server shared-network-name {p} subnet')
+ for p in pools:
size = _get_pool_size(family=family, pool=p)
- leases = len(_get_raw_server_leases(family=family, pool=p))
+ leases = len(_get_raw_server_leases(config, family=family, pool=p))
use_percentage = round(leases / size * 100) if size != 0 else 0
- pool_stats = {'pool': p, 'size': size, 'leases': leases,
- 'available': (size - leases), 'use_percentage': use_percentage, 'subnet': subnet}
+ pool_stats = {
+ 'pool': p,
+ 'size': size,
+ 'leases': leases,
+ 'available': (size - leases),
+ 'use_percentage': use_percentage,
+ }
stats.append(pool_stats)
return stats
-def _get_formatted_pool_statistics(pool_data, family='inet'):
+def _get_formatted_server_pool_statistics(pool_data, family='inet'):
data_entries = []
for entry in pool_data:
pool = entry.get('pool')
@@ -259,67 +216,54 @@ def _get_formatted_pool_statistics(pool_data, family='inet'):
use_percentage = f'{use_percentage}%'
data_entries.append([pool, size, leases, available, use_percentage])
- headers = ['Pool', 'Size','Leases', 'Available', 'Usage']
+ headers = ['Pool', 'Size', 'Leases', 'Available', 'Usage']
output = tabulate(data_entries, headers, numalign='left')
return output
-def _get_raw_server_static_mappings(family='inet', pool=None, sorted=None):
- if pool is None:
- pool = _get_dhcp_pools(family=family)
- else:
- pool = [pool]
- v = 'v6' if family == 'inet6' else ''
- mappings = []
- for p in pool:
- pool_config = config.get_config_dict(['service', f'dhcp{v}-server', 'shared-network-name', p],
- get_first_key=True)
- if 'subnet' in pool_config:
- for subnet, subnet_config in pool_config['subnet'].items():
- if 'static-mapping' in subnet_config:
- for name, mapping_config in subnet_config['static-mapping'].items():
- mapping = {'pool': p, 'subnet': subnet, 'name': name}
- mapping.update(mapping_config)
- mappings.append(mapping)
+def _get_raw_server_static_mappings(config, family='inet', pool=None, sorted=None):
+ inet_suffix = '6' if family == 'inet6' else '4'
+ pools = [pool] if pool else kea_get_dhcp_pools(config, inet_suffix)
+
+ mappings = kea_get_static_mappings(config, inet_suffix, pools)
if sorted:
if sorted == 'ip':
- if family == 'inet6':
- mappings.sort(key = lambda x:ip_address(x['ipv6-address']))
- else:
- mappings.sort(key = lambda x:ip_address(x['ip-address']))
+ mappings.sort(key=lambda x: ip_address(x['ip']))
else:
- mappings.sort(key = lambda x:x[sorted])
+ mappings.sort(key=lambda x: x[sorted])
return mappings
+
def _get_formatted_server_static_mappings(raw_data, family='inet'):
data_entries = []
- if family == 'inet':
- for entry in raw_data:
- pool = entry.get('pool')
- subnet = entry.get('subnet')
- name = entry.get('name')
- ip_addr = entry.get('ip-address', 'N/A')
- mac_addr = entry.get('mac', 'N/A')
- duid = entry.get('duid', 'N/A')
- description = entry.get('description', 'N/A')
- data_entries.append([pool, subnet, name, ip_addr, mac_addr, duid, description])
- elif family == 'inet6':
- for entry in raw_data:
- pool = entry.get('pool')
- subnet = entry.get('subnet')
- name = entry.get('name')
- ip_addr = entry.get('ipv6-address', 'N/A')
- mac_addr = entry.get('mac', 'N/A')
- duid = entry.get('duid', 'N/A')
- description = entry.get('description', 'N/A')
- data_entries.append([pool, subnet, name, ip_addr, mac_addr, duid, description])
-
- headers = ['Pool', 'Subnet', 'Name', 'IP Address', 'MAC Address', 'DUID', 'Description']
+
+ for entry in raw_data:
+ pool = entry.get('pool')
+ subnet = entry.get('subnet')
+ hostname = entry.get('hostname')
+ ip_addr = entry.get('ip', 'N/A')
+ mac_addr = entry.get('mac', 'N/A')
+ duid = entry.get('duid', 'N/A')
+ description = entry.get('description', 'N/A')
+ data_entries.append(
+ [pool, subnet, hostname, ip_addr, mac_addr, duid, description]
+ )
+
+ headers = [
+ 'Pool',
+ 'Subnet',
+ 'Hostname',
+ 'IP Address',
+ 'MAC Address',
+ 'DUID',
+ 'Description',
+ ]
output = tabulate(data_entries, headers, numalign='left')
return output
-def _verify(func):
+
+def _verify_server(func):
"""Decorator checks if DHCP(v6) config exists"""
from functools import wraps
@@ -333,8 +277,10 @@ def _verify(func):
if not config.exists(f'service dhcp{v}-server'):
raise vyos.opmode.UnconfiguredSubsystem(unconf_message)
return func(*args, **kwargs)
+
return _wrapper
+
def _verify_client(func):
"""Decorator checks if interface is configured as DHCP client"""
from functools import wraps
@@ -353,67 +299,124 @@ def _verify_client(func):
if not config.exists(f'interfaces {interface_path} address dhcp{v}'):
raise vyos.opmode.UnconfiguredObject(unconf_message)
return func(*args, **kwargs)
+
return _wrapper
-@_verify
-def show_pool_statistics(raw: bool, family: ArgFamily, pool: typing.Optional[str]):
- pool_data = _get_raw_pool_statistics(family=family, pool=pool)
+
+@_verify_server
+def show_server_pool_statistics(
+ raw: bool, family: ArgFamily, pool: typing.Optional[str]
+):
+ v = 'v6' if family == 'inet6' else ''
+ inet_suffix = '6' if family == 'inet6' else '4'
+
+ if not is_systemd_service_running(f'kea-dhcp{inet_suffix}-server.service'):
+ Warning(stale_warn_msg)
+
+ try:
+ active_config = kea_get_active_config(inet_suffix)
+ except Exception:
+ raise vyos.opmode.DataUnavailable('Cannot fetch DHCP server configuration')
+
+ active_pools = kea_get_dhcp_pools(active_config, inet_suffix)
+
+ if pool and active_pools and pool not in active_pools:
+ raise vyos.opmode.IncorrectValue(f'DHCP{v} pool "{pool}" does not exist!')
+
+ pool_data = _get_raw_server_pool_statistics(active_config, family=family, pool=pool)
if raw:
return pool_data
else:
- return _get_formatted_pool_statistics(pool_data, family=family)
+ return _get_formatted_server_pool_statistics(pool_data, family=family)
+
+
+@_verify_server
+def show_server_leases(
+ raw: bool,
+ family: ArgFamily,
+ pool: typing.Optional[str],
+ sorted: typing.Optional[str],
+ state: typing.Optional[ArgState],
+ origin: typing.Optional[ArgOrigin],
+):
+ v = 'v6' if family == 'inet6' else ''
+ inet_suffix = '6' if family == 'inet6' else '4'
+ if not is_systemd_service_running(f'kea-dhcp{inet_suffix}-server.service'):
+ Warning(stale_warn_msg)
-@_verify
-def show_server_leases(raw: bool, family: ArgFamily, pool: typing.Optional[str],
- sorted: typing.Optional[str], state: typing.Optional[ArgState],
- origin: typing.Optional[ArgOrigin] ):
- # if dhcp server is down, inactive leases may still be shown as active, so warn the user.
- v = '6' if family == 'inet6' else '4'
- if not is_systemd_service_running(f'kea-dhcp{v}-server.service'):
- Warning('DHCP server is configured but not started. Data may be stale.')
+ try:
+ active_config = kea_get_active_config(inet_suffix)
+ except Exception:
+ raise vyos.opmode.DataUnavailable('Cannot fetch DHCP server configuration')
- v = 'v6' if family == 'inet6' else ''
- if pool and pool not in _get_dhcp_pools(family=family):
- raise vyos.opmode.IncorrectValue(f'DHCP{v} pool "{pool}" does not exist!')
+ active_pools = kea_get_dhcp_pools(active_config, inet_suffix)
- if state and state not in lease_valid_states:
- raise vyos.opmode.IncorrectValue(f'DHCP{v} state "{state}" is invalid!')
+ if pool and active_pools and pool not in active_pools:
+ raise vyos.opmode.IncorrectValue(f'DHCP{v} pool "{pool}" does not exist!')
sort_valid = sort_valid_inet6 if family == 'inet6' else sort_valid_inet
if sorted and sorted not in sort_valid:
raise vyos.opmode.IncorrectValue(f'DHCP{v} sort "{sorted}" is invalid!')
- lease_data = _get_raw_server_leases(family=family, pool=pool, sorted=sorted, state=state, origin=origin)
+ if state and state not in lease_valid_states:
+ raise vyos.opmode.IncorrectValue(f'DHCP{v} state "{state}" is invalid!')
+
+ lease_data = _get_raw_server_leases(
+ config=active_config,
+ family=family,
+ pool=pool,
+ sorted=sorted,
+ state=state,
+ origin=origin,
+ )
if raw:
return lease_data
else:
return _get_formatted_server_leases(lease_data, family=family)
-@_verify
-def show_server_static_mappings(raw: bool, family: ArgFamily, pool: typing.Optional[str],
- sorted: typing.Optional[str]):
+
+@_verify_server
+def show_server_static_mappings(
+ raw: bool,
+ family: ArgFamily,
+ pool: typing.Optional[str],
+ sorted: typing.Optional[str],
+):
v = 'v6' if family == 'inet6' else ''
- if pool and pool not in _get_dhcp_pools(family=family):
+ inet_suffix = '6' if family == 'inet6' else '4'
+
+ if not is_systemd_service_running(f'kea-dhcp{inet_suffix}-server.service'):
+ Warning(stale_warn_msg)
+
+ try:
+ active_config = kea_get_active_config(inet_suffix)
+ except Exception:
+ raise vyos.opmode.DataUnavailable('Cannot fetch DHCP server configuration')
+
+ active_pools = kea_get_dhcp_pools(active_config, inet_suffix)
+
+ if pool and active_pools and pool not in active_pools:
raise vyos.opmode.IncorrectValue(f'DHCP{v} pool "{pool}" does not exist!')
if sorted and sorted not in mapping_sort_valid:
raise vyos.opmode.IncorrectValue(f'DHCP{v} sort "{sorted}" is invalid!')
- static_mappings = _get_raw_server_static_mappings(family=family, pool=pool, sorted=sorted)
+ static_mappings = _get_raw_server_static_mappings(
+ config=active_config, family=family, pool=pool, sorted=sorted
+ )
if raw:
return static_mappings
else:
return _get_formatted_server_static_mappings(static_mappings, family=family)
+
def _lease_valid(inet, address):
leases = kea_get_leases(inet)
- for lease in leases:
- if address == lease['ip-address']:
- return True
- return False
+ return any(lease['ip-address'] == address for lease in leases)
+
-@_verify
+@_verify_server
def clear_dhcp_server_lease(family: ArgFamily, address: str):
v = 'v6' if family == 'inet6' else ''
inet = '6' if family == 'inet6' else '4'
@@ -428,6 +431,7 @@ def clear_dhcp_server_lease(family: ArgFamily, address: str):
print(f'Lease "{address}" has been cleared')
+
def _get_raw_client_leases(family='inet', interface=None):
from time import mktime
from datetime import datetime
@@ -456,21 +460,28 @@ def _get_raw_client_leases(family='inet', interface=None):
# format this makes less sense for an API and also the expiry
# timestamp is provided in UNIX time. Convert string (e.g. Sun Jul
# 30 18:13:44 CEST 2023) to UNIX time (1690733624)
- tmp.update({'last_update' : int(mktime(datetime.strptime(line, time_string).timetuple()))})
+ tmp.update(
+ {
+ 'last_update': int(
+ mktime(datetime.strptime(line, time_string).timetuple())
+ )
+ }
+ )
continue
k, v = line.split('=')
- tmp.update({k : v.replace("'", "")})
+ tmp.update({k: v.replace("'", '')})
if 'interface' in tmp:
vrf = get_interface_vrf(tmp['interface'])
if vrf:
- tmp.update({'vrf' : vrf})
+ tmp.update({'vrf': vrf})
lease_data.append(tmp)
return lease_data
+
def _get_formatted_client_leases(lease_data, family):
from time import localtime
from time import strftime
@@ -481,30 +492,34 @@ def _get_formatted_client_leases(lease_data, family):
for lease in lease_data:
if not lease.get('new_ip_address'):
continue
- data_entries.append(["Interface", lease['interface']])
+ data_entries.append(['Interface', lease['interface']])
if 'new_ip_address' in lease:
- tmp = '[Active]' if is_intf_addr_assigned(lease['interface'], lease['new_ip_address']) else '[Inactive]'
- data_entries.append(["IP address", lease['new_ip_address'], tmp])
+ tmp = (
+ '[Active]'
+ if is_intf_addr_assigned(lease['interface'], lease['new_ip_address'])
+ else '[Inactive]'
+ )
+ data_entries.append(['IP address', lease['new_ip_address'], tmp])
if 'new_subnet_mask' in lease:
- data_entries.append(["Subnet Mask", lease['new_subnet_mask']])
+ data_entries.append(['Subnet Mask', lease['new_subnet_mask']])
if 'new_domain_name' in lease:
- data_entries.append(["Domain Name", lease['new_domain_name']])
+ data_entries.append(['Domain Name', lease['new_domain_name']])
if 'new_routers' in lease:
- data_entries.append(["Router", lease['new_routers']])
+ data_entries.append(['Router', lease['new_routers']])
if 'new_domain_name_servers' in lease:
- data_entries.append(["Name Server", lease['new_domain_name_servers']])
+ data_entries.append(['Name Server', lease['new_domain_name_servers']])
if 'new_dhcp_server_identifier' in lease:
- data_entries.append(["DHCP Server", lease['new_dhcp_server_identifier']])
+ data_entries.append(['DHCP Server', lease['new_dhcp_server_identifier']])
if 'new_dhcp_lease_time' in lease:
- data_entries.append(["DHCP Server", lease['new_dhcp_lease_time']])
+ data_entries.append(['DHCP Server', lease['new_dhcp_lease_time']])
if 'vrf' in lease:
- data_entries.append(["VRF", lease['vrf']])
+ data_entries.append(['VRF', lease['vrf']])
if 'last_update' in lease:
tmp = strftime(time_string, localtime(int(lease['last_update'])))
- data_entries.append(["Last Update", tmp])
+ data_entries.append(['Last Update', tmp])
if 'new_expiry' in lease:
tmp = strftime(time_string, localtime(int(lease['new_expiry'])))
- data_entries.append(["Expiry", tmp])
+ data_entries.append(['Expiry', tmp])
# Add empty marker
data_entries.append([''])
@@ -513,6 +528,7 @@ def _get_formatted_client_leases(lease_data, family):
return output
+
def show_client_leases(raw: bool, family: ArgFamily, interface: typing.Optional[str]):
lease_data = _get_raw_client_leases(family=family, interface=interface)
if raw:
@@ -520,6 +536,7 @@ 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:
@@ -530,6 +547,7 @@ def renew_client_lease(raw: bool, family: ArgFamily, interface: str):
else:
call(f'systemctl restart dhclient@{interface}.service')
+
@_verify_client
def release_client_lease(raw: bool, family: ArgFamily, interface: str):
if not raw:
@@ -540,6 +558,7 @@ def release_client_lease(raw: bool, family: ArgFamily, interface: str):
else:
call(f'systemctl stop dhclient@{interface}.service')
+
if __name__ == '__main__':
try:
res = vyos.opmode.run(sys.modules[__name__])