OpenStack operator for Kubernetes
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# Copyright 2020 VEXXHOST, Inc.
#
# 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.
"""Magnum Operator
This module maintains the operator for Magnum, it takes care of creating
the appropriate deployments, an instance of Memcache, RabbitMQ and a database
server for the installation.
"""
from openstack_operator import database
from openstack_operator import identity
from openstack_operator import utils
MEMCACHED = True
def create_or_resume(name, spec, **_):
"""Create and re-sync any Magnum instances
This function is called when a new resource is created but also when we
start the service up for the first time.
"""
database.ensure_mysql_cluster("magnum", spec=spec["mysql"])
# deploy rabbitmq
if not utils.ensure_secret("openstack", "magnum-rabbitmq"):
utils.create_or_update('magnum/secret-rabbitmq.yml.j2',
password=utils.generate_password())
utils.create_or_update('magnum/rabbitmq.yml.j2', spec=spec)
# deploy magnum
config_hash = utils.generate_hash(spec)
for component in ("api", "conductor"):
utils.create_or_update('magnum/daemonset.yml.j2',
name=name, spec=spec,
component=component,
config_hash=config_hash)
utils.create_or_update('magnum/service.yml.j2',
name=name)
url = None
if "ingress" in spec:
utils.create_or_update('magnum/ingress.yml.j2',
name=name, spec=spec)
url = spec["ingress"]["host"]
# Create application credential
identity.ensure_application_credential(name="magnum")
# Create service and endpoints
if "endpoint" not in spec:
spec["endpoint"] = True
if spec["endpoint"]:
identity.ensure_service(name="magnum-api", path="/v1",
service_type="container-infra", url=url,
desc="Container Infrastructure \
Management Service")
def update(name, spec, **_):
"""Update a Magnum
This function updates the deployment for Magnum if there are any
changes that happen within it.
"""
if "ingress" in spec:
utils.create_or_update('magnum/ingress.yml.j2',
name=name, spec=spec)