68 lines
2.5 KiB
Python
68 lines
2.5 KiB
Python
# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import abc
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from kuryr.lib import exceptions as kl_exc
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from openstack import exceptions as os_exc
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from oslo_config import cfg as oslo_cfg
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from oslo_log import log as logging
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from kuryr_kubernetes import clients
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from kuryr_kubernetes.controller.drivers import neutron_vif
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LOG = logging.getLogger(__name__)
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class NestedPodVIFDriver(neutron_vif.NeutronPodVIFDriver,
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metaclass=abc.ABCMeta):
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"""Skeletal handler driver for VIFs for Nested Pods."""
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def _get_parent_port_by_host_ip(self, node_fixed_ip):
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os_net = clients.get_network_client()
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node_subnet_id = oslo_cfg.CONF.pod_vif_nested.worker_nodes_subnet
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if not node_subnet_id:
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raise oslo_cfg.RequiredOptError(
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'worker_nodes_subnet', oslo_cfg.OptGroup('pod_vif_nested'))
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try:
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fixed_ips = ['subnet_id=%s' % str(node_subnet_id),
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'ip_address=%s' % str(node_fixed_ip)]
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ports = os_net.ports(fixed_ips=fixed_ips)
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except os_exc.SDKException:
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LOG.error("Parent vm port with fixed ips %s not found!",
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fixed_ips)
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raise
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try:
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return next(ports)
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except StopIteration:
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LOG.error("Neutron port for vm port with fixed ips %s not found!",
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fixed_ips)
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raise kl_exc.NoResourceException
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def _get_parent_port(self, pod):
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try:
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# REVISIT(vikasc): Assumption is being made that hostIP is the IP
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# of trunk interface on the node(vm).
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node_fixed_ip = pod['status']['hostIP']
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except KeyError:
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if pod['status']['conditions'][0]['type'] != "Initialized":
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LOG.debug("Pod condition type is not 'Initialized'")
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LOG.error("Failed to get parent vm port ip")
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raise
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return self._get_parent_port_by_host_ip(node_fixed_ip)
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