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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 oslo_log import log as logging
from trove.common.views import create_links
from trove.common import wsgi
from trove.instance import models
LOG = logging.getLogger(__name__)
class InstanceView(object):
"""Uses a SimpleInstance."""
def __init__(self, instance, req=None):
self.instance = instance
self.req = req
self.context = req.environ[wsgi.CONTEXT_KEY]
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},
"region": self.instance.region_name
}
if self.context.is_admin:
instance_dict['tenant_id'] = self.instance.tenant_id
if self.instance.volume_support:
instance_dict['volume'] = {'size': self.instance.volume_size}
if self.instance.hostname:
instance_dict['hostname'] = self.instance.hostname
else:
ip = self.instance.get_visible_ip_addresses()
if ip:
instance_dict['ip'] = ip
if self.instance.slave_of_id is not None:
instance_dict['replica_of'] = self._build_master_info()
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)
def _build_master_info(self):
return {
"id": self.instance.slave_of_id,
"links": create_links("instances", self.req,
self.instance.slave_of_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.fault:
result['instance']['fault'] = self._build_fault_info()
if self.instance.slaves:
result['instance']['replicas'] = self._build_slaves_info()
if self.instance.configuration is not None:
result['instance']['configuration'] = (self.
_build_configuration_info())
if self.instance.locality:
result['instance']['locality'] = self.instance.locality
if (isinstance(self.instance, models.DetailInstance) and
self.instance.volume_used):
used = self.instance.volume_used
if self.instance.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
if self.instance.cluster_id:
result['instance']['cluster_id'] = self.instance.cluster_id
if self.instance.shard_id:
result['instance']['shard_id'] = self.instance.shard_id
if self.context.is_admin:
result['instance']['server_id'] = self.instance.server_id
result['instance']['volume_id'] = self.instance.volume_id
result['instance']['encrypted_rpc_messaging'] = (
self.instance.encrypted_rpc_messaging)
return result
def _build_fault_info(self):
return {
"message": self.instance.fault.message,
"created": self.instance.fault.updated,
"details": self.instance.fault.details,
}
def _build_slaves_info(self):
data = []
for slave in self.instance.slaves:
data.append({
"id": slave.id,
"links": create_links("instances", self.req, slave.id)
})
return data
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, item_view=InstanceView, req=None):
self.instances = instances
self.item_view = item_view
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 = self.item_view(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}}
class GuestLogView(object):
def __init__(self, guest_log):
self.guest_log = guest_log
def data(self):
return {
'name': self.guest_log.name,
'type': self.guest_log.type,
'status': self.guest_log.status,
'published': self.guest_log.published,
'pending': self.guest_log.pending,
'container': self.guest_log.container,
'prefix': self.guest_log.prefix,
'metafile': self.guest_log.metafile,
}
class GuestLogsView(object):
def __init__(self, guest_logs):
self.guest_logs = guest_logs
def data(self):
return [GuestLogView(l).data() for l in self.guest_logs]
def convert_instance_count_to_list(instance_count):
instance_list = []
for row in instance_count:
(_, name, id, md5, count, current, min_date, max_date) = row
instance_list.append(
{'module_name': name,
'module_id': id,
'module_md5': md5,
'instance_count': count,
'current': current,
'min_updated_date': min_date,
'max_updated_date': max_date
})
return instance_list
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