heat/heat/engine/resources/openstack/senlin/node.py

147 lines
4.3 KiB
Python

#
# 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 heat.common.i18n import _
from heat.engine import attributes
from heat.engine import constraints
from heat.engine import properties
from heat.engine import resource
from heat.engine import support
class Node(resource.Resource):
"""A resource that creates a Senlin Node.
Node is an object that belongs to at most one Cluster, it can be created
based on a profile.
"""
support_status = support.SupportStatus(version='6.0.0')
default_client_name = 'senlin'
PROPERTIES = (
NAME, METADATA, PROFILE,
) = (
'name', 'metadata', 'profile',
)
_NODE_STATUS = (
INIT, ACTIVE, CREATING,
) = (
'INIT', 'ACTIVE', 'CREATING',
)
ATTRIBUTES = (
ATTR_DETAILS, ATTR_CLUSTER,
) = (
'details', 'cluster_id'
)
properties_schema = {
NAME: properties.Schema(
properties.Schema.STRING,
_('Name of the senlin node. By default, physical resource name '
'is used.'),
update_allowed=True,
),
METADATA: properties.Schema(
properties.Schema.MAP,
_('Metadata key-values defined for node.'),
update_allowed=True,
),
PROFILE: properties.Schema(
properties.Schema.STRING,
_('Name or ID of senlin profile to create this node.'),
required=True,
update_allowed=True,
constraints=[
constraints.CustomConstraint('senlin.profile')
]
),
}
attributes_schema = {
ATTR_DETAILS: attributes.Schema(
_("The details of physical object."),
type=attributes.Schema.MAP
),
ATTR_CLUSTER: attributes.Schema(
_("The cluster ID this node belongs to."),
type=attributes.Schema.STRING
),
}
def handle_create(self):
params = {
'name': (self.properties[self.NAME] or
self.physical_resource_name()),
'metadata': self.properties[self.METADATA],
'profile_id': self.properties[self.PROFILE],
}
node = self.client().create_node(**params)
action_id = node.location.split('/')[-1]
self.resource_id_set(node.id)
return action_id
def check_create_complete(self, action_id):
return self.client_plugin().check_action_status(action_id)
def handle_delete(self):
if self.resource_id is not None:
with self.client_plugin().ignore_not_found:
self.client().delete_node(self.resource_id)
return self.resource_id
def check_delete_complete(self, res_id):
if not res_id:
return True
try:
self.client().get_node(self.resource_id)
except Exception as ex:
self.client_plugin().ignore_not_found(ex)
return True
return False
def _show_resource(self):
node = self.client().get_node(self.resource_id)
return node.to_dict()
def handle_update(self, json_snippet, tmpl_diff, prop_diff):
action_id = None
if prop_diff:
if self.PROFILE in prop_diff:
prop_diff['profile_id'] = prop_diff.pop(self.PROFILE)
node = self.client().update_node(
self.resource_id, **prop_diff)
action_id = node.location.split('/')[-1]
return action_id
def check_update_complete(self, action_id):
if action_id is None:
return True
return self.client_plugin().check_action_status(action_id)
def _resolve_attribute(self, name):
node = self.client().get_node(self.resource_id, details=True)
return getattr(node, name, None)
def resource_mapping():
return {
'OS::Senlin::Node': Node
}