Hardware introspection daemon for OpenStack Ironic
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ironic-inspector/ironic_inspector/plugins/physnet_cidr_map.py

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2.1 KiB

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Port Physical Network Hook"""
import ipaddress
from oslo_config import cfg
from ironic_inspector.plugins import base_physnet
CONF = cfg.CONF
class PhysnetCidrMapHook(base_physnet.BasePhysnetHook):
"""Process port physical network
Set the physical_network field of baremetal ports based on a cidr to
physical network mapping in the configuration.
"""
def get_physnet(self, port, iface_name, introspection_data):
"""Return a physical network to apply to a port.
:param port: The ironic port to patch.
:param iface_name: Name of the interface.
:param introspection_data: Introspection data.
:returns: The physical network to set, or None.
"""
def get_iface_ips(iface):
ips = []
for addr_version in ['ipv4_address', 'ipv6_address']:
try:
ips.append(ipaddress.ip_address(iface.get(addr_version)))
except ValueError:
pass
return ips
# Convert list config to a dict with ip_networks as keys
cidr_map = {
ipaddress.ip_network(x.rsplit(':', 1)[0]): x.rsplit(':', 1)[1]
for x in CONF.port_physnet.cidr_map}
iface = [i for i in introspection_data['inventory']['interfaces']
if i['name'] == iface_name][0]
ips = get_iface_ips(iface)
for ip in ips:
try:
return [cidr_map[cidr] for cidr in cidr_map if ip in cidr][0]
except IndexError:
# No mapping found for any of the ip addresses
return None