560804e428
This returns names which are of the same form, but which are based on the resource id (and hence are stable). Change-Id: Id091bdef74e07fc0df0e6e4914dae8af8b29384c
123 lines
4.4 KiB
Python
123 lines
4.4 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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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 urlparse import urlparse
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from heat.common import exception
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from heat.engine import resource
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from heat.openstack.common import log as logging
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from heat.engine import clients
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logger = logging.getLogger(__name__)
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class SwiftContainer(resource.Resource):
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properties_schema = {
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'name': {'Type': 'String'},
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'X-Container-Read': {'Type': 'String'},
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'X-Container-Write': {'Type': 'String'},
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'X-Container-Meta': {'Type': 'Map', 'Default': {}}}
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def validate(self):
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'''
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Validate any of the provided params
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'''
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#check if swiftclient is installed
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if clients.swiftclient is None:
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return {'Error':
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'SwiftContainer unavailable due to missing swiftclient.'}
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def physical_resource_name(self):
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name = self.properties.get('name')
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if name:
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return name
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return super(SwiftContainer, self).physical_resource_name()
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@staticmethod
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def _build_meta_headers(meta_props):
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'''
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Returns a new dict where each key is prepended with:
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X-Container-Meta-
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'''
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if meta_props is None:
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return {}
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return dict(
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('X-Container-Meta-' + k, v) for (k, v) in meta_props.items())
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def handle_create(self):
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"""Create a container."""
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container = self.physical_resource_name()
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headers = SwiftContainer._build_meta_headers(
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self.properties['X-Container-Meta'])
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if 'X-Container-Read' in self.properties.keys():
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headers['X-Container-Read'] = self.properties['X-Container-Read']
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if 'X-Container-Write' in self.properties.keys():
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headers['X-Container-Write'] = self.properties['X-Container-Write']
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logger.debug('SwiftContainer create container %s with headers %s' %
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(container, headers))
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self.swift().put_container(container, headers)
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self.resource_id_set(container)
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def handle_delete(self):
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"""Perform specified delete policy."""
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logger.debug('SwiftContainer delete container %s' % self.resource_id)
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if self.resource_id is not None:
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try:
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self.swift().delete_container(self.resource_id)
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except clients.swiftclient.ClientException as ex:
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logger.warn("Delete container failed: %s" % str(ex))
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def FnGetRefId(self):
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return unicode(self.resource_id)
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def FnGetAtt(self, key):
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url, token_id = self.swift().get_auth()
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parsed = list(urlparse(url))
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if key == 'DomainName':
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return parsed[1].split(':')[0]
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elif key == 'WebsiteURL':
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return '%s://%s%s/%s' % (parsed[0], parsed[1], parsed[2],
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self.resource_id)
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elif key == 'RootURL':
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return '%s://%s%s' % (parsed[0], parsed[1], parsed[2])
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elif self.resource_id and key in (
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'ObjectCount', 'BytesUsed', 'HeadContainer'):
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try:
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headers = self.swift().head_container(self.resource_id)
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except clients.swiftclient.ClientException as ex:
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logger.warn("Head container failed: %s" % str(ex))
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return None
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else:
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if key == 'ObjectCount':
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return headers['x-container-object-count']
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elif key == 'BytesUsed':
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return headers['x-container-bytes-used']
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elif key == 'HeadContainer':
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return headers
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else:
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raise exception.InvalidTemplateAttribute(resource=self.name,
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key=key)
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def resource_mapping():
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if clients.swiftclient is None:
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return {}
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return {
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'OS::Swift::Container': SwiftContainer,
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}
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