def assertStaticIPv4(self, netattrs, ipinfo):
requires_ipaddress()
address = netattrs['ipaddr']
netmask = (netattrs.get('netmask')
or prefix2netmask(int(netattrs.get('prefix'))))
self.assertEqual(address, ipinfo['addr'])
self.assertEqual(netmask, ipinfo['netmask'])
ipv4 = ipaddress.IPv4Interface(u'{}/{}'.format(address, netmask))
self.assertIn(str(ipv4.with_prefixlen), ipinfo['ipv4addrs'])
def _normalize_address(config_copy):
for net_name, net_attr in six.iteritems(config_copy.networks):
prefix = net_attr.pop('prefix', None)
if prefix is not None:
net_attr['netmask'] = addresses.prefix2netmask(int(prefix))
if 'ipv6addr' in net_attr:
net_attr['ipv6addr'] = [net_attr['ipv6addr']]
if 'defaultRoute' not in net_attr:
net_attr['defaultRoute'] = net_name in \
constants.LEGACY_MANAGEMENT_NETWORKS
def _normalize_address(config_copy):
for net_name, net_attr in six.iteritems(config_copy.networks):
prefix = net_attr.pop('prefix', None)
if prefix is not None:
net_attr['netmask'] = addresses.prefix2netmask(int(prefix))
if 'ipv6addr' in net_attr:
net_attr['ipv6addr'] = [net_attr['ipv6addr']]
if 'defaultRoute' not in net_attr:
net_attr['defaultRoute'] = net_name in \
constants.LEGACY_MANAGEMENT_NETWORKS
def testNetmaskConversions(self):
path = os.path.join(os.path.dirname(__file__), "netmaskconversions")
with open(path) as netmaskFile:
for line in netmaskFile:
if line.startswith('#'):
continue
bitmask, address = [value.strip() for value in line.split()]
self.assertEqual(addresses.prefix2netmask(int(bitmask)),
address)
self.assertRaises(ValueError, addresses.prefix2netmask, -1)
self.assertRaises(ValueError, addresses.prefix2netmask, 33)
def testNetmaskConversions(self):
path = os.path.join(os.path.dirname(__file__), "netmaskconversions")
with open(path) as netmaskFile:
for line in netmaskFile:
if line.startswith('#'):
continue
bitmask, address = [value.strip() for value in line.split()]
self.assertEqual(addresses.prefix2netmask(int(bitmask)),
address)
self.assertRaises(ValueError, addresses.prefix2netmask, -1)
self.assertRaises(ValueError, addresses.prefix2netmask, 33)
def _add_network(network, configurator, nameservers,
vlan=None, bonding=None, nic=None, ipaddr=None,
netmask=None, prefix=None, mtu=None, gateway=None,
dhcpv6=None, ipv6addr=None, ipv6gateway=None,
ipv6autoconf=None, bridged=True, _netinfo=None, hostQos=None,
defaultRoute=None, blockingdhcp=False, **options):
if _netinfo is None:
_netinfo = CachingNetInfo()
if dhcpv6 is not None:
dhcpv6 = utils.tobool(dhcpv6)
if ipv6autoconf is not None:
ipv6autoconf = utils.tobool(ipv6autoconf)
if network == '':
raise ConfigNetworkError(ne.ERR_BAD_BRIDGE,
'Empty network names are not valid')
if prefix:
if netmask:
raise ConfigNetworkError(ne.ERR_BAD_PARAMS,
'Both PREFIX and NETMASK supplied')
else:
try:
netmask = addresses.prefix2netmask(int(prefix))
except ValueError as ve:
raise ConfigNetworkError(ne.ERR_BAD_ADDR, 'Bad prefix: %s' %
ve)
logging.debug('Validating network...')
if network in _netinfo.networks:
raise ConfigNetworkError(
ne.ERR_USED_BRIDGE, 'Network already exists (%s)' % (network,))
if bonding:
_validate_inter_network_compatibility(_netinfo, vlan, bonding)
elif nic:
_validate_inter_network_compatibility(_netinfo, vlan, nic)
logging.info('Adding network %s with vlan=%s, bonding=%s, nic=%s, '
'mtu=%s, bridged=%s, defaultRoute=%s, options=%s', network,
vlan, bonding, nic, mtu, bridged, defaultRoute, options)
bootproto = options.pop('bootproto', None)
net_ent = _objectivize_network(
bridge=network if bridged else None, vlan_id=vlan, bonding=bonding,
nic=nic, mtu=mtu, ipaddr=ipaddr,
netmask=netmask, gateway=gateway, bootproto=bootproto, dhcpv6=dhcpv6,
blockingdhcp=blockingdhcp, ipv6addr=ipv6addr, ipv6gateway=ipv6gateway,
ipv6autoconf=ipv6autoconf, defaultRoute=defaultRoute,
nameservers=nameservers,
_netinfo=_netinfo, configurator=configurator, opts=options)
if bridged and network in _netinfo.bridges:
# The bridge already exists, update the configured entity to one level
# below and update the mtu of the bridge.
# The mtu is updated in the bridge configuration and on all the tap
# devices attached to it (for the VMs).
# (expecting the bridge running mtu to be updated by the kernel when
# the device attached under it has its mtu updated)
logging.info('Bridge %s already exists.', network)
net_ent_to_configure = net_ent.port
_update_mtu_for_an_existing_bridge(network, configurator, mtu)
else:
net_ent_to_configure = net_ent
if net_ent_to_configure is not None:
logging.info('Configuring device %s', net_ent_to_configure)
net_ent_to_configure.configure(**options)
configurator.configureLibvirtNetwork(network, net_ent)
if hostQos is not None:
configurator.configureQoS(hostQos, net_ent)
def _add_network(network, configurator,
vlan=None, bonding=None, nic=None, ipaddr=None,
netmask=None, prefix=None, mtu=None, gateway=None,
dhcpv6=None, ipv6addr=None, ipv6gateway=None,
ipv6autoconf=None, bridged=True, _netinfo=None, hostQos=None,
defaultRoute=None, blockingdhcp=False, **options):
if _netinfo is None:
_netinfo = CachingNetInfo()
if dhcpv6 is not None:
dhcpv6 = utils.tobool(dhcpv6)
if ipv6autoconf is not None:
ipv6autoconf = utils.tobool(ipv6autoconf)
if network == '':
raise ConfigNetworkError(ne.ERR_BAD_BRIDGE,
'Empty network names are not valid')
if prefix:
if netmask:
raise ConfigNetworkError(ne.ERR_BAD_PARAMS,
'Both PREFIX and NETMASK supplied')
else:
try:
netmask = addresses.prefix2netmask(int(prefix))
except ValueError as ve:
raise ConfigNetworkError(ne.ERR_BAD_ADDR, 'Bad prefix: %s' %
ve)
logging.debug('Validating network...')
if network in _netinfo.networks:
raise ConfigNetworkError(
ne.ERR_USED_BRIDGE, 'Network already exists (%s)' % (network,))
if bonding:
_validate_inter_network_compatibility(_netinfo, vlan, bonding)
elif nic:
_validate_inter_network_compatibility(_netinfo, vlan, nic)
logging.info('Adding network %s with vlan=%s, bonding=%s, nic=%s, '
'mtu=%s, bridged=%s, defaultRoute=%s, options=%s', network,
vlan, bonding, nic, mtu, bridged, defaultRoute, options)
bootproto = options.pop('bootproto', None)
net_ent = _objectivize_network(
bridge=network if bridged else None, vlan_id=vlan, bonding=bonding,
nic=nic, mtu=mtu, ipaddr=ipaddr,
netmask=netmask, gateway=gateway, bootproto=bootproto, dhcpv6=dhcpv6,
blockingdhcp=blockingdhcp, ipv6addr=ipv6addr, ipv6gateway=ipv6gateway,
ipv6autoconf=ipv6autoconf, defaultRoute=defaultRoute,
_netinfo=_netinfo, configurator=configurator, opts=options)
if bridged and network in _netinfo.bridges:
# The bridge already exists, update the configured entity to one level
# below and update the mtu of the bridge.
# The mtu is updated in the bridge configuration and on all the tap
# devices attached to it (for the VMs).
# (expecting the bridge running mtu to be updated by the kernel when
# the device attached under it has its mtu updated)
logging.info('Bridge %s already exists.', network)
net_ent_to_configure = net_ent.port
_update_mtu_for_an_existing_bridge(network, configurator, mtu)
else:
net_ent_to_configure = net_ent
if net_ent_to_configure is not None:
logging.info('Configuring device %s', net_ent_to_configure)
net_ent_to_configure.configure(**options)
configurator.configureLibvirtNetwork(network, net_ent)
if hostQos is not None:
configurator.configureQoS(hostQos, net_ent)