133 lines
4.0 KiB
Python
133 lines
4.0 KiB
Python
#
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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 heat.common.i18n import _
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from heat.engine import attributes
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from heat.engine import constraints
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from heat.engine import properties
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from heat.engine import resource
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from heat.engine import support
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from heat.engine import translation
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class Flavor(resource.Resource):
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"""A resource for creating octavia Flavors.
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This resource creates and manages octavia Flavors,
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which allows to tune Load Balancers' capabilities.
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"""
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default_client_name = 'octavia'
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support_status = support.SupportStatus(version='14.0.0')
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PROPERTIES = (
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DESCRIPTION, ENABLED, FLAVOR_PROFILE, NAME
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) = (
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'description', 'enabled', 'flavor_profile', 'name'
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)
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ATTRIBUTES = (
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FLAVOR_PROFILE_ID_ATTR,
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) = (
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'flavor_profile_id',
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)
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properties_schema = {
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DESCRIPTION: properties.Schema(
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properties.Schema.STRING,
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_('Description of this Flavor.'),
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update_allowed=True,
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default=''
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),
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ENABLED: properties.Schema(
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properties.Schema.BOOLEAN,
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_('If the resource if available for use.'),
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update_allowed=True,
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default=True,
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),
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NAME: properties.Schema(
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properties.Schema.STRING,
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_('Name of this Flavor.'),
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update_allowed=True
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),
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FLAVOR_PROFILE: properties.Schema(
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properties.Schema.STRING,
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_('The ID or the name of the Flavor Profile.'),
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required=True,
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constraints=[
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constraints.CustomConstraint('octavia.flavorprofile')
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]
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),
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}
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attributes_schema = {
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FLAVOR_PROFILE_ID_ATTR: attributes.Schema(
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_('The ID of the flavor profile.'),
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type=attributes.Schema.STRING,
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)
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}
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def translation_rules(self, props):
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return [
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translation.TranslationRule(
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props,
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translation.TranslationRule.RESOLVE,
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[self.FLAVOR_PROFILE],
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client_plugin=self.client_plugin(),
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finder='get_flavorprofile'
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)
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]
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def _prepare_args(self, properties):
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props = dict((k, v) for k, v in properties.items()
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if v is not None)
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if self.NAME not in props:
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props[self.NAME] = self.physical_resource_name()
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props['flavor_profile_id'] = props.pop(self.FLAVOR_PROFILE)
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return props
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def handle_create(self):
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props = self._prepare_args(self.properties)
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flavor = self.client().flavor_create(
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json={'flavor': props})['flavor']
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self.resource_id_set(flavor['id'])
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def handle_update(self, json_snippet, tmpl_diff, prop_diff):
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if prop_diff:
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if self.NAME in prop_diff and prop_diff[self.NAME] is None:
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prop_diff[self.NAME] = self.physical_resource_name()
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self.client().flavor_set(self.resource_id,
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json={'flavor': prop_diff})
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def handle_delete(self):
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with self.client_plugin().ignore_not_found:
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self.client().flavor_delete(self.resource_id)
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return True
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def _resolve_attribute(self, name):
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if self.resource_id is None:
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return None
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resource = self._show_resource()
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return resource[name]
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def _show_resource(self):
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return self.client().flavor_show(self.resource_id)
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def resource_mapping():
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return {
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'OS::Octavia::Flavor': Flavor
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}
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