80 lines
2.4 KiB
Python
80 lines
2.4 KiB
Python
# Copyright 2020 VEXXHOST, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Services Operator
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This operator helps manage the creation and removal of services inside
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Keystone using custom resources.
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"""
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import kopf
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from openstack_operator import utils
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def _get_service(conn, name, service_type):
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"""Get a service from Keystone
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This method will retrieve the service from Keystone, raise an error if it
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found more than one or return None if it couldn't find it
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"""
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services = conn.search_services(name_or_id=name,
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filters={"type": service_type})
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if len(services) > 1:
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raise RuntimeError("Found multiple services with name and type")
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if len(services) == 0:
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return None
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return services[0]
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@kopf.on.resume('identity.openstack.org', 'v1alpha1', 'services')
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@kopf.on.create('identity.openstack.org', 'v1alpha1', 'services')
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def create_or_resume(name, spec, **_):
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"""Create or resume controller
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This function runs when a new resource is created or when the controller
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is first started. It creates or updates the appropriate service.
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"""
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conn = utils.get_openstack_connection()
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service = _get_service(conn, name, spec["type"])
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if service:
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service = conn.update_service(service.id, name=name,
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type=spec["type"],
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description=spec["description"])
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return
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service = conn.create_service(name=name, type=spec["type"],
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description=spec["description"])
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@kopf.on.delete('identity.openstack.org', 'v1alpha1', 'services')
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def delete(name, spec, **_):
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"""Delete a service
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This function runs when the servce CR is deleted and removes the record
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from Keystone.
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"""
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conn = utils.get_openstack_connection()
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service = _get_service(conn, name, spec["type"])
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if not service:
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return
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conn.delete_service(service)
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