69 lines
2.3 KiB
Python
69 lines
2.3 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 Mirantis, Inc.
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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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from nailgun.objects.serializers.node_group import NodeGroupSerializer
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from nailgun.db import db
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from nailgun.db.sqlalchemy import models
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from nailgun.errors import errors
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from nailgun.objects import Cluster
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from nailgun.objects import NailgunCollection
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from nailgun.objects import NailgunObject
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class NodeGroup(NailgunObject):
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model = models.NodeGroup
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serializer = NodeGroupSerializer
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@classmethod
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def create(cls, data):
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new_group = super(NodeGroup, cls).create(data)
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try:
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cluster = Cluster.get_by_uid(new_group.cluster_id)
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nm = Cluster.get_network_manager(cluster)
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nst = cluster.network_config.segmentation_type
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# We have two node groups here when user adds the first custom
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# node group.
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if NodeGroupCollection.get_by_cluster_id(cluster.id).count() == 2:
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nm.ensure_gateways_present_in_default_node_group(cluster)
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nm.create_network_groups(
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cluster, neutron_segment_type=nst, node_group_id=new_group.id,
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set_all_gateways=True)
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nm.create_admin_network_group(new_group.cluster_id, new_group.id)
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except (
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errors.OutOfVLANs,
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errors.OutOfIPs,
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errors.NoSuitableCIDR
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) as exc:
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db().delete(new_group)
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raise errors.CannotCreate(exc.message)
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db().flush()
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return new_group
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class NodeGroupCollection(NailgunCollection):
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single = NodeGroup
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@classmethod
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def get_by_cluster_id(cls, cluster_id):
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if not cluster_id:
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return cls.filter_by(None, cluster_id=None)
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return cls.filter_by(None, cluster_id=cluster_id)
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