def remove_dhcp_monitoring(iface, family):
"""
Remove iface and family combination from DHCP IP monitoring
:param iface: Interface name
:param family: 4 (IPv4) or 6 (IPv6)
"""
MonitoredItemPool.instance().remove((iface, family))
def clear_monitor_pool():
yield
pool = MonitoredItemPool.instance()
if not pool.is_pool_empty():
# Some tests are not able to clear the pool
# (without running dhcp server).
# The same applies if the waiting for dhcp monitor times out.
pool.clear_pool()
def is_dhcp_ip_monitored(iface, family):
"""
Check if combination of iface and family is configured for DHCP
IP monitoring
:param iface: Interface name
:param family: 4 (IPv4) or 6 (IPv6)
:return: True if the combination is monitored for DHCP IP changes
"""
return MonitoredItemPool.instance().is_item_in_pool((iface, family))
def _setup_dynamic_src_routing(networks):
pool = MonitoredItemPool.instance()
for net_name, net_attrs in six.viewitems(networks):
is_remove = net_attrs.get('remove', False)
is_dhcpv4 = net_attrs.get('bootproto') == 'dhcp'
is_dhcpv6 = net_attrs.get('dhcpv6', False)
iface = _get_network_iface(net_name, net_attrs)
if is_remove:
continue
if is_dhcpv4:
pool.add((iface, 4))
if is_dhcpv6:
pool.add((iface, 6))
def add_sourceroute(iface, ip, mask, route, family=None):
if not family:
family = 4
else:
pool = MonitoredItemPool.instance()
item = (iface, family)
if pool.is_item_in_pool(item):
pool.remove(item)
else:
logging.warning(
f'Nic {iface} is not configured for IPv{family} monitoring.')
return
if family == 4:
sourceroute.add(iface, ip, mask, route)
def _wait_for_dhcp_response(timeout=5):
_wait_for_func(MonitoredItemPool.instance().is_pool_empty, timeout)