sahara/sahara/utils/openstack/nova.py

73 lines
2.0 KiB
Python

# Copyright (c) 2013 Mirantis Inc.
#
# 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 novaclient import exceptions as nova_ex
from novaclient.v1_1 import client as nova_client
from sahara import context
import sahara.utils.openstack.base as base
from sahara.utils.openstack import images
def client():
ctx = context.current()
auth_url = base.retrieve_auth_url()
compute_url = base.url_for(ctx.service_catalog, 'compute')
nova = nova_client.Client(username=ctx.username,
api_key=None,
project_id=ctx.tenant_id,
auth_url=auth_url)
nova.client.auth_token = ctx.token
nova.client.management_url = compute_url
nova.images = images.SaharaImageManager(nova)
return nova
def get_flavors():
return [flavor.name for flavor in client().flavors.list()]
def get_flavor(**kwargs):
return client().flavors.find(**kwargs)
def get_images():
return [image.id for image in client().images.list()]
def get_limits():
limits = client().limits.get().absolute
return dict((l.name, l.value) for l in limits)
def get_user_keypair(cluster):
try:
return client().keypairs.get(cluster.user_keypair_id)
except nova_ex.NotFound:
return None
def get_instance_info(instance):
return client().servers.get(instance.instance_id)
def get_network(**kwargs):
try:
return client().networks.find(**kwargs)
except nova_ex.NotFound:
return None