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# Copyright 2011 OpenStack Foundation
# All Rights Reserved.
#
# 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 trove.openstack.common import log as logging
from trove.common import cfg
from trove.common.views import create_links
from trove.instance import models
LOG = logging.getLogger(__name__)
CONF = cfg.CONF
class InstanceView(object):
"""Uses a SimpleInstance."""
def __init__(self, instance, req=None):
self.instance = instance
self.req = req
def data(self):
instance_dict = {
"id": self.instance.id,
"name": self.instance.name,
"status": self.instance.status,
"links": self._build_links(),
"flavor": self._build_flavor_info(),
"datastore": {"type": self.instance.datastore.name,
"version": self.instance.datastore_version.name},
}
if CONF.trove_volume_support:
instance_dict['volume'] = {'size': self.instance.volume_size}
LOG.debug(instance_dict)
return {"instance": instance_dict}
def _build_links(self):
return create_links("instances", self.req, self.instance.id)
def _build_flavor_info(self):
return {
"id": self.instance.flavor_id,
"links": self._build_flavor_links()
}
def _build_flavor_links(self):
return create_links("flavors", self.req,
self.instance.flavor_id)
class InstanceDetailView(InstanceView):
"""Works with a full-blown instance."""
def __init__(self, instance, req):
super(InstanceDetailView, self).__init__(instance,
req=req)
def data(self):
result = super(InstanceDetailView, self).data()
result['instance']['created'] = self.instance.created
result['instance']['updated'] = self.instance.updated
result['instance']['datastore']['version'] = (self.instance.
datastore_version.name)
if self.instance.configuration is not None:
result['instance']['configuration'] = (self.
_build_configuration_info())
if self.instance.hostname:
result['instance']['hostname'] = self.instance.hostname
else:
ip = self.instance.get_visible_ip_addresses()
if ip is not None and len(ip) > 0:
result['instance']['ip'] = ip
if (isinstance(self.instance, models.DetailInstance) and
self.instance.volume_used):
used = self.instance.volume_used
if CONF.trove_volume_support:
result['instance']['volume']['used'] = used
else:
# either ephemeral or root partition
result['instance']['local_storage'] = {'used': used}
if self.instance.root_password:
result['instance']['password'] = self.instance.root_password
return result
def _build_configuration_info(self):
return {
"id": self.instance.configuration.id,
"name": self.instance.configuration.name,
"links": create_links("configurations", self.req,
self.instance.configuration.id)
}
class InstancesView(object):
"""Shows a list of SimpleInstance objects."""
def __init__(self, instances, req=None):
self.instances = instances
self.req = req
def data(self):
data = []
# These are model instances
for instance in self.instances:
data.append(self.data_for_instance(instance))
return {'instances': data}
def data_for_instance(self, instance):
view = InstanceView(instance, req=self.req)
return view.data()['instance']
class DefaultConfigurationView(object):
def __init__(self, config):
self.config = config
def data(self):
config_dict = {}
for key, val in self.config:
config_dict[key] = val
return {"instance": {"configuration": config_dict}}
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