105 lines
3.5 KiB
Python
105 lines
3.5 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (c) 2013 Mirantis Inc.
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# Copyright (c) 2014 Adrien Vergé <adrien.verge@numergy.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from cinderclient.v1 import client as cinder_client_v1
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from cinderclient.v2 import client as cinder_client_v2
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from oslo_config import cfg
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from oslo_log import log as logging
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from sahara import context
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from sahara import exceptions as ex
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from sahara.i18n import _LW
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from sahara.utils.openstack import base
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LOG = logging.getLogger(__name__)
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opts = [
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cfg.IntOpt('api_version', default=2,
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help='Version of the Cinder API to use.',
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deprecated_name='cinder_api_version'),
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cfg.BoolOpt('api_insecure',
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default=False,
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help='Allow to perform insecure SSL requests to cinder.'),
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cfg.StrOpt('ca_file',
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help='Location of ca certificates file to use for cinder '
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'client requests.')
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]
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cinder_group = cfg.OptGroup(name='cinder',
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title='Cinder client options')
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CONF = cfg.CONF
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CONF.register_group(cinder_group)
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CONF.register_opts(opts, group=cinder_group)
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def validate_config():
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if CONF.cinder.api_version == 1:
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LOG.warn(_LW('The Cinder v1 API is deprecated and will be removed '
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'after the Juno release. You should set '
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'cinder.api_version=2 in your sahara.conf file.'))
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elif CONF.cinder.api_version != 2:
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LOG.warn(_LW('Unsupported Cinder API version: %(bad)s. Please set a '
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'correct value for cinder.api_version in your sahara.conf'
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' file (currently supported versions are: %(supported)s).'
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' Falling back to Cinder API version 2.'),
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{'bad': CONF.cinder.api_version, 'supported': [1, 2]})
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CONF.set_override('api_version', 2, group='cinder')
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def client():
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ctx = context.current()
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args = {
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'insecure': CONF.cinder.api_insecure,
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'cacert': CONF.cinder.ca_file
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}
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if CONF.cinder.api_version == 1:
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volume_url = base.url_for(ctx.service_catalog, 'volume')
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cinder = cinder_client_v1.Client(ctx.username, ctx.auth_token,
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ctx.tenant_id, volume_url, **args)
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else:
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volume_url = base.url_for(ctx.service_catalog, 'volumev2')
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cinder = cinder_client_v2.Client(ctx.username, ctx.auth_token,
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ctx.tenant_id, volume_url, **args)
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cinder.client.auth_token = ctx.auth_token
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cinder.client.management_url = volume_url
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return cinder
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def check_cinder_exists():
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if CONF.cinder.api_version == 1:
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service_type = 'volume'
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else:
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service_type = 'volumev2'
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try:
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base.url_for(context.current().service_catalog, service_type)
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return True
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except ex.SystemError:
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return False
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def get_volumes():
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return [volume.id for volume in client().volumes.list()]
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def get_volume(volume_id):
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return client().volumes.get(volume_id)
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