Container Infrastructure Management Service for OpenStack
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# Copyright 2015 Huawei Technologies Co.,LTD.
#
# 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.
from oslo_utils import uuidutils
from pycadf import cadftaxonomy as taxonomy
from pycadf import cadftype
from pycadf import eventfactory
from pycadf import resource
from magnum.common import clients
from magnum.common import rpc
from magnum.objects import cluster
from magnum.objects import cluster_template
from magnum.objects import nodegroup
def retrieve_cluster(context, cluster_ident):
if not uuidutils.is_uuid_like(cluster_ident):
return cluster.Cluster.get_by_name(context, cluster_ident)
else:
return cluster.Cluster.get_by_uuid(context, cluster_ident)
def retrieve_cluster_template(context, cluster):
return cluster_template.ClusterTemplate.get_by_uuid(
context, cluster.cluster_template_id)
def retrieve_cluster_uuid(context, cluster_ident):
if not uuidutils.is_uuid_like(cluster_ident):
cluster_obj = cluster.Cluster.get_by_name(context, cluster_ident)
return cluster_obj.uuid
else:
return cluster_ident
def retrieve_ct_by_name_or_uuid(context, cluster_template_ident):
if not uuidutils.is_uuid_like(cluster_template_ident):
return cluster_template.ClusterTemplate.get_by_name(
context,
cluster_template_ident)
else:
return cluster_template.ClusterTemplate.get_by_uuid(
context,
cluster_template_ident)
def object_has_stack(context, cluster_uuid):
osc = clients.OpenStackClients(context)
obj = retrieve_cluster(context, cluster_uuid)
stack = osc.heat().stacks.get(obj.stack_id)
if (stack.stack_status == 'DELETE_COMPLETE' or
stack.stack_status == 'DELETE_IN_PROGRESS'):
return False
return True
def _get_request_audit_info(context):
"""Collect audit information about the request used for CADF.
:param context: Request context
:returns: Auditing data about the request
:rtype: :class:'pycadf.Resource'
"""
user_id = None
project_id = None
domain_id = None
if context:
user_id = context.user_id
project_id = context.project_id
domain_id = context.domain_id
initiator = resource.Resource(typeURI=taxonomy.ACCOUNT_USER)
if user_id:
initiator.user_id = user_id
if project_id:
initiator.project_id = project_id
if domain_id:
initiator.domain_id = domain_id
return initiator
def notify_about_cluster_operation(context, action, outcome):
"""Send a notification about cluster operation.
:param action: CADF action being audited
:param outcome: CADF outcome
"""
notifier = rpc.get_notifier()
event = eventfactory.EventFactory().new_event(
eventType=cadftype.EVENTTYPE_ACTIVITY,
outcome=outcome,
action=action,
initiator=_get_request_audit_info(context),
target=resource.Resource(typeURI='service/magnum/cluster'),
observer=resource.Resource(typeURI='service/magnum/cluster'))
service = 'magnum'
event_type = '%(service)s.cluster.%(action)s' % {
'service': service, 'action': action}
payload = event.as_dict()
if outcome == taxonomy.OUTCOME_FAILURE:
method = notifier.error
else:
method = notifier.info
method(context, event_type, payload)
def _get_nodegroup_object(context, cluster, node_count, is_master=False):
"""Returns a nodegroup object based on the given cluster object."""
ng = nodegroup.NodeGroup(context)
ng.cluster_id = cluster.uuid
ng.project_id = cluster.project_id
ng.labels = cluster.labels
ng.node_count = node_count
ng.image_id = cluster.cluster_template.image_id
ng.docker_volume_size = (cluster.docker_volume_size or
cluster.cluster_template.docker_volume_size)
if is_master:
ng.flavor_id = (cluster.master_flavor_id or
cluster.cluster_template.master_flavor_id)
ng.role = "master"
else:
ng.flavor_id = cluster.flavor_id or cluster.cluster_template.flavor_id
ng.role = "worker"
ng.name = "default-%s" % ng.role
ng.is_default = True
return ng