heat/contrib/heat_barbican/heat_barbican/resources/order.py

154 lines
4.6 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.
import six
from heat.common import exception
from heat.common.i18n import _
from heat.engine import attributes
from heat.engine import clients
from heat.engine import constraints
from heat.engine import properties
from heat.engine import resource
class Order(resource.Resource):
PROPERTIES = (
NAME, PAYLOAD_CONTENT_TYPE, MODE, EXPIRATION,
ALGORITHM, BIT_LENGTH,
) = (
'name', 'payload_content_type', 'mode', 'expiration',
'algorithm', 'bit_length',
)
ATTRIBUTES = (
STATUS, ORDER_REF, SECRET_REF,
) = (
'status', 'order_ref', 'secret_ref',
)
properties_schema = {
NAME: properties.Schema(
properties.Schema.STRING,
_('Human readable name for the secret.'),
),
PAYLOAD_CONTENT_TYPE: properties.Schema(
properties.Schema.STRING,
_('The type/format the secret data is provided in.'),
default='application/octet-stream',
constraints=[
constraints.AllowedValues([
'application/octet-stream',
]),
],
),
EXPIRATION: properties.Schema(
properties.Schema.STRING,
_('The expiration date for the secret in ISO-8601 format.'),
constraints=[
constraints.CustomConstraint('iso_8601'),
],
),
ALGORITHM: properties.Schema(
properties.Schema.STRING,
_('The algorithm type used to generate the secret.'),
default='aes',
constraints=[
constraints.AllowedValues([
'aes',
]),
],
),
BIT_LENGTH: properties.Schema(
properties.Schema.NUMBER,
_('The bit-length of the secret.'),
constraints=[
constraints.AllowedValues([
128,
196,
256,
]),
],
),
MODE: properties.Schema(
properties.Schema.STRING,
_('The type/mode of the algorithm associated with the secret '
'information.'),
default='cbc',
constraints=[
constraints.AllowedValues([
'cbc',
]),
],
),
}
attributes_schema = {
STATUS: attributes.Schema(_('The status of the order.')),
ORDER_REF: attributes.Schema(_('The URI to the order.')),
SECRET_REF: attributes.Schema(_('The URI to the created secret.')),
}
def barbican(self):
return self.client('barbican')
def handle_create(self):
info = dict(self.properties)
order = self.barbican().orders.create_key(**info)
order_ref = order.submit()
self.resource_id_set(order_ref)
return order_ref
def check_create_complete(self, order_href):
order = self.barbican().orders.get(order_href)
if order.status == 'ERROR':
reason = order.error_reason
code = order.error_status_code
msg = (_("Order '%(name)s' failed: %(code)s - %(reason)s")
% {'name': self.name, 'code': code, 'reason': reason})
raise exception.Error(msg)
return order.status == 'ACTIVE'
def handle_delete(self):
if not self.resource_id:
return
client = self.barbican()
try:
client.orders.delete(self.resource_id)
except Exception as exc:
# This is the only exception the client raises
# Inspecting the message to see if it's a 'Not Found'
if 'Not Found' not in six.text_type(exc):
raise
def _resolve_attribute(self, name):
order = self.barbican().orders.get(self.resource_id)
return getattr(order, name)
def resource_mapping():
return {
'OS::Barbican::Order': Order,
}
def available_resource_mapping():
if not clients.has_client('barbican'):
return {}
return resource_mapping()