468ce38418
This is a very early cut at the REST API needed to support the create instance wizard work. Partially Implements: blueprint launch-instance-redesign Co-Authored-By: Michael Hagedorn <mike.hagedorn@hp.com> Co-Authored-By: Richard Jones <r1chardj0n3s@gmail.com> Co-Authored-By: Travis Tripp <travis.tripp@hp.com> Change-Id: I0c37474e81f5ee9893768974e47a20532c535b91
615 lines
19 KiB
Python
615 lines
19 KiB
Python
# Copyright 2012 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Copyright 2012 OpenStack Foundation
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# Copyright 2012 Nebula, Inc.
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# Copyright (c) 2012 X.commerce, a business unit of eBay Inc.
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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 __future__ import absolute_import
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import logging
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from django.conf import settings
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from django.utils.translation import pgettext_lazy
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from django.utils.translation import ugettext_lazy as _
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from cinderclient.v2.contrib import list_extensions as cinder_list_extensions
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from horizon import exceptions
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from horizon.utils.memoized import memoized # noqa
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from openstack_dashboard.api import base
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from openstack_dashboard.api import nova
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LOG = logging.getLogger(__name__)
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# API static values
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VOLUME_STATE_AVAILABLE = "available"
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DEFAULT_QUOTA_NAME = 'default'
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# Available consumer choices associated with QOS Specs
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CONSUMER_CHOICES = (
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('back-end', _('back-end')),
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('front-end', _('front-end')),
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('both', pgettext_lazy('Both of front-end and back-end', u'both')),
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)
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VERSIONS = base.APIVersionManager("volume", preferred_version=2)
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try:
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from cinderclient.v2 import client as cinder_client_v2
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VERSIONS.load_supported_version(2, {"client": cinder_client_v2,
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"version": 2})
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except ImportError:
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pass
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class BaseCinderAPIResourceWrapper(base.APIResourceWrapper):
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@property
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def name(self):
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# If a volume doesn't have a name, use its id.
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return (getattr(self._apiresource, 'name', None) or
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getattr(self._apiresource, 'display_name', None) or
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getattr(self._apiresource, 'id', None))
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@property
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def description(self):
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return (getattr(self._apiresource, 'description', None) or
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getattr(self._apiresource, 'display_description', None))
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def to_dict(self):
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obj = {}
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for key in self._attrs:
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obj[key] = getattr(self._apiresource, key, None)
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return obj
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class Volume(BaseCinderAPIResourceWrapper):
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_attrs = ['id', 'name', 'description', 'size', 'status', 'created_at',
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'volume_type', 'availability_zone', 'imageRef', 'bootable',
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'snapshot_id', 'source_volid', 'attachments', 'tenant_name',
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'os-vol-host-attr:host', 'os-vol-tenant-attr:tenant_id',
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'metadata', 'volume_image_metadata', 'encrypted', 'transfer']
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@property
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def is_bootable(self):
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return self.bootable == 'true'
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class VolumeSnapshot(BaseCinderAPIResourceWrapper):
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_attrs = ['id', 'name', 'description', 'size', 'status',
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'created_at', 'volume_id',
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'os-extended-snapshot-attributes:project_id']
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class VolumeType(BaseCinderAPIResourceWrapper):
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_attrs = ['id', 'name', 'extra_specs', 'created_at',
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'os-extended-snapshot-attributes:project_id']
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class VolumeBackup(BaseCinderAPIResourceWrapper):
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_attrs = ['id', 'name', 'description', 'container', 'size', 'status',
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'created_at', 'volume_id', 'availability_zone']
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_volume = None
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@property
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def volume(self):
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return self._volume
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@volume.setter
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def volume(self, value):
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self._volume = value
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class VolTypeExtraSpec(object):
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def __init__(self, type_id, key, val):
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self.type_id = type_id
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self.id = key
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self.key = key
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self.value = val
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class QosSpec(object):
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def __init__(self, id, key, val):
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self.id = id
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self.key = key
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self.value = val
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class VolumeTransfer(base.APIResourceWrapper):
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_attrs = ['id', 'name', 'created_at', 'volume_id', 'auth_key']
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@memoized
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def cinderclient(request):
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api_version = VERSIONS.get_active_version()
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insecure = getattr(settings, 'OPENSTACK_SSL_NO_VERIFY', False)
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cacert = getattr(settings, 'OPENSTACK_SSL_CACERT', None)
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cinder_url = ""
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try:
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# The cinder client assumes that the v2 endpoint type will be
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# 'volumev2'.
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if api_version['version'] == 2:
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try:
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cinder_url = base.url_for(request, 'volumev2')
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except exceptions.ServiceCatalogException:
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LOG.warning("Cinder v2 requested but no 'volumev2' service "
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"type available in Keystone catalog.")
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except exceptions.ServiceCatalogException:
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LOG.debug('no volume service configured.')
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raise
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c = api_version['client'].Client(request.user.username,
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request.user.token.id,
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project_id=request.user.tenant_id,
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auth_url=cinder_url,
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insecure=insecure,
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cacert=cacert,
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http_log_debug=settings.DEBUG)
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c.client.auth_token = request.user.token.id
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c.client.management_url = cinder_url
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return c
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def _replace_v2_parameters(data):
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if VERSIONS.active < 2:
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data['display_name'] = data['name']
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data['display_description'] = data['description']
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del data['name']
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del data['description']
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return data
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def version_get():
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api_version = VERSIONS.get_active_version()
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return api_version['version']
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def volume_list(request, search_opts=None):
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"""To see all volumes in the cloud as an admin you can pass in a special
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search option: {'all_tenants': 1}
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"""
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c_client = cinderclient(request)
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if c_client is None:
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return []
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# build a dictionary of volume_id -> transfer
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transfers = {t.volume_id: t
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for t in transfer_list(request, search_opts=search_opts)}
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volumes = []
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for v in c_client.volumes.list(search_opts=search_opts):
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v.transfer = transfers.get(v.id)
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volumes.append(Volume(v))
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return volumes
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def volume_get(request, volume_id):
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volume_data = cinderclient(request).volumes.get(volume_id)
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for attachment in volume_data.attachments:
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if "server_id" in attachment:
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instance = nova.server_get(request, attachment['server_id'])
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attachment['instance_name'] = instance.name
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else:
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# Nova volume can occasionally send back error'd attachments
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# the lack a server_id property; to work around that we'll
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# give the attached instance a generic name.
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attachment['instance_name'] = _("Unknown instance")
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volume_data.transfer = None
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if volume_data.status == 'awaiting-transfer':
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for transfer in transfer_list(request):
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if transfer.volume_id == volume_id:
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volume_data.transfer = transfer
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break
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return Volume(volume_data)
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def volume_create(request, size, name, description, volume_type,
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snapshot_id=None, metadata=None, image_id=None,
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availability_zone=None, source_volid=None):
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data = {'name': name,
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'description': description,
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'volume_type': volume_type,
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'snapshot_id': snapshot_id,
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'metadata': metadata,
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'imageRef': image_id,
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'availability_zone': availability_zone,
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'source_volid': source_volid}
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data = _replace_v2_parameters(data)
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volume = cinderclient(request).volumes.create(size, **data)
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return Volume(volume)
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def volume_extend(request, volume_id, new_size):
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return cinderclient(request).volumes.extend(volume_id, new_size)
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def volume_delete(request, volume_id):
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return cinderclient(request).volumes.delete(volume_id)
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def volume_retype(request, volume_id, new_type, migration_policy):
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return cinderclient(request).volumes.retype(volume_id,
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new_type,
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migration_policy)
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def volume_set_bootable(request, volume_id, bootable):
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return cinderclient(request).volumes.set_bootable(volume_id,
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bootable)
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def volume_update(request, volume_id, name, description):
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vol_data = {'name': name,
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'description': description}
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vol_data = _replace_v2_parameters(vol_data)
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return cinderclient(request).volumes.update(volume_id,
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**vol_data)
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def volume_reset_state(request, volume_id, state):
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return cinderclient(request).volumes.reset_state(volume_id, state)
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def volume_upload_to_image(request, volume_id, force, image_name,
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container_format, disk_format):
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return cinderclient(request).volumes.upload_to_image(volume_id,
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force,
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image_name,
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container_format,
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disk_format)
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def volume_get_encryption_metadata(request, volume_id):
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return cinderclient(request).volumes.get_encryption_metadata(volume_id)
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def volume_snapshot_get(request, snapshot_id):
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snapshot = cinderclient(request).volume_snapshots.get(snapshot_id)
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return VolumeSnapshot(snapshot)
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def volume_snapshot_list(request, search_opts=None):
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c_client = cinderclient(request)
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if c_client is None:
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return []
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return [VolumeSnapshot(s) for s in c_client.volume_snapshots.list(
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search_opts=search_opts)]
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def volume_snapshot_create(request, volume_id, name,
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description=None, force=False):
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data = {'name': name,
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'description': description,
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'force': force}
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data = _replace_v2_parameters(data)
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return VolumeSnapshot(cinderclient(request).volume_snapshots.create(
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volume_id, **data))
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def volume_snapshot_delete(request, snapshot_id):
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return cinderclient(request).volume_snapshots.delete(snapshot_id)
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def volume_snapshot_update(request, snapshot_id, name, description):
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snapshot_data = {'name': name,
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'description': description}
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snapshot_data = _replace_v2_parameters(snapshot_data)
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return cinderclient(request).volume_snapshots.update(snapshot_id,
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**snapshot_data)
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def volume_snapshot_reset_state(request, snapshot_id, state):
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return cinderclient(request).volume_snapshots.reset_state(
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snapshot_id, state)
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@memoized
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def volume_backup_supported(request):
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"""This method will determine if cinder supports backup.
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"""
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# TODO(lcheng) Cinder does not expose the information if cinder
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# backup is configured yet. This is a workaround until that
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# capability is available.
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# https://bugs.launchpad.net/cinder/+bug/1334856
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cinder_config = getattr(settings, 'OPENSTACK_CINDER_FEATURES', {})
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return cinder_config.get('enable_backup', False)
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def volume_backup_get(request, backup_id):
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backup = cinderclient(request).backups.get(backup_id)
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return VolumeBackup(backup)
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def volume_backup_list(request):
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c_client = cinderclient(request)
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if c_client is None:
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return []
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return [VolumeBackup(b) for b in c_client.backups.list()]
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def volume_backup_create(request,
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volume_id,
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container_name,
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name,
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description):
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backup = cinderclient(request).backups.create(
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volume_id,
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container=container_name,
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name=name,
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description=description)
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return VolumeBackup(backup)
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def volume_backup_delete(request, backup_id):
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return cinderclient(request).backups.delete(backup_id)
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def volume_backup_restore(request, backup_id, volume_id):
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return cinderclient(request).restores.restore(backup_id=backup_id,
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volume_id=volume_id)
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def volume_manage(request,
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host,
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identifier,
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id_type,
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name,
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description,
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volume_type,
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availability_zone,
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metadata,
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bootable):
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source = {id_type: identifier}
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return cinderclient(request).volumes.manage(
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host=host,
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ref=source,
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name=name,
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description=description,
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volume_type=volume_type,
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availability_zone=availability_zone,
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metadata=metadata,
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bootable=bootable)
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def volume_unmanage(request, volume_id):
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return cinderclient(request).volumes.unmanage(volume=volume_id)
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def tenant_quota_get(request, tenant_id):
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c_client = cinderclient(request)
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if c_client is None:
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return base.QuotaSet()
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return base.QuotaSet(c_client.quotas.get(tenant_id))
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def tenant_quota_update(request, tenant_id, **kwargs):
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return cinderclient(request).quotas.update(tenant_id, **kwargs)
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def default_quota_get(request, tenant_id):
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return base.QuotaSet(cinderclient(request).quotas.defaults(tenant_id))
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def volume_type_list_with_qos_associations(request):
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vol_types = volume_type_list(request)
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vol_types_dict = {}
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# initialize and build a dictionary for lookup access below
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for vol_type in vol_types:
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vol_type.associated_qos_spec = ""
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vol_types_dict[vol_type.id] = vol_type
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# get all currently defined qos specs
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qos_specs = qos_spec_list(request)
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for qos_spec in qos_specs:
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# get all volume types this qos spec is associated with
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assoc_vol_types = qos_spec_get_associations(request, qos_spec.id)
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for assoc_vol_type in assoc_vol_types:
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# update volume type to hold this association info
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vol_type = vol_types_dict[assoc_vol_type.id]
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vol_type.associated_qos_spec = qos_spec.name
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return vol_types
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def default_quota_update(request, **kwargs):
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cinderclient(request).quota_classes.update(DEFAULT_QUOTA_NAME, **kwargs)
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def volume_type_list(request):
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return cinderclient(request).volume_types.list()
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def volume_type_create(request, name):
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return cinderclient(request).volume_types.create(name)
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def volume_type_delete(request, volume_type_id):
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return cinderclient(request).volume_types.delete(volume_type_id)
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def volume_type_get(request, volume_type_id):
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return cinderclient(request).volume_types.get(volume_type_id)
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def volume_encryption_type_create(request, volume_type_id, data):
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return cinderclient(request).volume_encryption_types.create(volume_type_id,
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specs=data)
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def volume_encryption_type_delete(request, volume_type_id):
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return cinderclient(request).volume_encryption_types.delete(volume_type_id)
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def volume_encryption_type_get(request, volume_type_id):
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return cinderclient(request).volume_encryption_types.get(volume_type_id)
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def volume_encryption_type_list(request):
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return cinderclient(request).volume_encryption_types.list()
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def volume_type_extra_get(request, type_id, raw=False):
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vol_type = volume_type_get(request, type_id)
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extras = vol_type.get_keys()
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if raw:
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return extras
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return [VolTypeExtraSpec(type_id, key, value) for
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key, value in extras.items()]
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def volume_type_extra_set(request, type_id, metadata):
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vol_type = volume_type_get(request, type_id)
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if not metadata:
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return None
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return vol_type.set_keys(metadata)
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def volume_type_extra_delete(request, type_id, keys):
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vol_type = volume_type_get(request, type_id)
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return vol_type.unset_keys([keys])
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def qos_spec_list(request):
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return cinderclient(request).qos_specs.list()
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def qos_spec_get(request, qos_spec_id):
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return cinderclient(request).qos_specs.get(qos_spec_id)
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def qos_spec_delete(request, qos_spec_id):
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return cinderclient(request).qos_specs.delete(qos_spec_id, force=True)
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def qos_spec_create(request, name, specs):
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return cinderclient(request).qos_specs.create(name, specs)
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def qos_spec_get_keys(request, qos_spec_id, raw=False):
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spec = qos_spec_get(request, qos_spec_id)
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qos_specs = spec.specs
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if raw:
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return spec
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return [QosSpec(qos_spec_id, key, value) for
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key, value in qos_specs.items()]
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def qos_spec_set_keys(request, qos_spec_id, specs):
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return cinderclient(request).qos_specs.set_keys(qos_spec_id, specs)
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|
|
|
|
|
def qos_spec_unset_keys(request, qos_spec_id, specs):
|
|
return cinderclient(request).qos_specs.unset_keys(qos_spec_id, specs)
|
|
|
|
|
|
def qos_spec_associate(request, qos_specs, vol_type_id):
|
|
return cinderclient(request).qos_specs.associate(qos_specs, vol_type_id)
|
|
|
|
|
|
def qos_spec_disassociate(request, qos_specs, vol_type_id):
|
|
return cinderclient(request).qos_specs.disassociate(qos_specs, vol_type_id)
|
|
|
|
|
|
def qos_spec_get_associations(request, qos_spec_id):
|
|
return cinderclient(request).qos_specs.get_associations(qos_spec_id)
|
|
|
|
|
|
@memoized
|
|
def tenant_absolute_limits(request):
|
|
limits = cinderclient(request).limits.get().absolute
|
|
limits_dict = {}
|
|
for limit in limits:
|
|
if limit.value < 0:
|
|
# In some cases, the absolute limits data in Cinder can get
|
|
# out of sync causing the total.*Used limits to return
|
|
# negative values instead of 0. For such cases, replace
|
|
# negative values with 0.
|
|
if limit.name.startswith('total') and limit.name.endswith('Used'):
|
|
limits_dict[limit.name] = 0
|
|
else:
|
|
# -1 is used to represent unlimited quotas
|
|
limits_dict[limit.name] = float("inf")
|
|
else:
|
|
limits_dict[limit.name] = limit.value
|
|
return limits_dict
|
|
|
|
|
|
def service_list(request):
|
|
return cinderclient(request).services.list()
|
|
|
|
|
|
def availability_zone_list(request, detailed=False):
|
|
return cinderclient(request).availability_zones.list(detailed=detailed)
|
|
|
|
|
|
@memoized
|
|
def list_extensions(request):
|
|
return cinder_list_extensions.ListExtManager(cinderclient(request))\
|
|
.show_all()
|
|
|
|
|
|
@memoized
|
|
def extension_supported(request, extension_name):
|
|
"""This method will determine if Cinder supports a given extension name.
|
|
"""
|
|
extensions = list_extensions(request)
|
|
for extension in extensions:
|
|
if extension.name == extension_name:
|
|
return True
|
|
return False
|
|
|
|
|
|
def transfer_list(request, detailed=True, search_opts=None):
|
|
"""To see all volumes transfers as an admin pass in a special
|
|
search option: {'all_tenants': 1}
|
|
"""
|
|
c_client = cinderclient(request)
|
|
return [VolumeTransfer(v) for v in c_client.transfers.list(
|
|
detailed=detailed, search_opts=search_opts)]
|
|
|
|
|
|
def transfer_get(request, transfer_id):
|
|
transfer_data = cinderclient(request).transfers.get(transfer_id)
|
|
return VolumeTransfer(transfer_data)
|
|
|
|
|
|
def transfer_create(request, transfer_id, name):
|
|
volume = cinderclient(request).transfers.create(transfer_id, name)
|
|
return VolumeTransfer(volume)
|
|
|
|
|
|
def transfer_accept(request, transfer_id, auth_key):
|
|
return cinderclient(request).transfers.accept(transfer_id, auth_key)
|
|
|
|
|
|
def transfer_delete(request, transfer_id):
|
|
return cinderclient(request).transfers.delete(transfer_id)
|