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-rw-r--r--aria/multivim-plugin/cinder_plugin/volume.py125
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diff --git a/aria/multivim-plugin/cinder_plugin/volume.py b/aria/multivim-plugin/cinder_plugin/volume.py
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+++ b/aria/multivim-plugin/cinder_plugin/volume.py
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+#########
+# Copyright (c) 2014 GigaSpaces Technologies Ltd. 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.
+
+import time
+
+from cloudify import ctx
+from cloudify.decorators import operation
+from cloudify import exceptions as cfy_exc
+
+from openstack_plugin_common import (delete_resource_and_runtime_properties,
+ with_cinder_client,
+ get_resource_id,
+ transform_resource_name,
+ use_external_resource,
+ validate_resource,
+ COMMON_RUNTIME_PROPERTIES_KEYS,
+ OPENSTACK_AZ_PROPERTY,
+ OPENSTACK_ID_PROPERTY,
+ OPENSTACK_TYPE_PROPERTY,
+ OPENSTACK_NAME_PROPERTY)
+from glance_plugin.image import handle_image_from_relationship
+
+VOLUME_STATUS_CREATING = 'creating'
+VOLUME_STATUS_DELETING = 'deleting'
+VOLUME_STATUS_AVAILABLE = 'available'
+VOLUME_STATUS_IN_USE = 'in-use'
+VOLUME_STATUS_ERROR = 'error'
+VOLUME_STATUS_ERROR_DELETING = 'error_deleting'
+VOLUME_ERROR_STATUSES = (VOLUME_STATUS_ERROR, VOLUME_STATUS_ERROR_DELETING)
+
+# Note: The 'device_name' property should actually be a property of the
+# relationship between a server and a volume; It'll move to that
+# relationship type once relationship properties are better supported.
+DEVICE_NAME_PROPERTY = 'device_name'
+
+VOLUME_OPENSTACK_TYPE = 'volume'
+
+RUNTIME_PROPERTIES_KEYS = COMMON_RUNTIME_PROPERTIES_KEYS
+
+
+@operation
+@with_cinder_client
+def create(cinder_client, status_attempts, status_timeout, args, **kwargs):
+
+ if use_external_resource(ctx, cinder_client, VOLUME_OPENSTACK_TYPE,
+ 'name'):
+ return
+
+ name = get_resource_id(ctx, VOLUME_OPENSTACK_TYPE)
+ volume_dict = {'name': name}
+ volume_dict.update(ctx.node.properties['volume'], **args)
+ handle_image_from_relationship(volume_dict, 'imageRef', ctx)
+ volume_dict['name'] = transform_resource_name(
+ ctx, volume_dict['name'])
+
+ v = cinder_client.volumes.create(**volume_dict)
+
+ ctx.instance.runtime_properties[OPENSTACK_ID_PROPERTY] = v.id
+ ctx.instance.runtime_properties[OPENSTACK_TYPE_PROPERTY] = \
+ VOLUME_OPENSTACK_TYPE
+ ctx.instance.runtime_properties[OPENSTACK_NAME_PROPERTY] = \
+ volume_dict['name']
+ wait_until_status(cinder_client=cinder_client,
+ volume_id=v.id,
+ status=VOLUME_STATUS_AVAILABLE,
+ num_tries=status_attempts,
+ timeout=status_timeout,
+ )
+ ctx.instance.runtime_properties[OPENSTACK_AZ_PROPERTY] = \
+ v.availability_zone
+
+
+@operation
+@with_cinder_client
+def delete(cinder_client, **kwargs):
+ delete_resource_and_runtime_properties(ctx, cinder_client,
+ RUNTIME_PROPERTIES_KEYS)
+
+
+@with_cinder_client
+def wait_until_status(cinder_client, volume_id, status, num_tries,
+ timeout):
+ for _ in range(num_tries):
+ volume = cinder_client.volumes.get(volume_id)
+
+ if volume.status in VOLUME_ERROR_STATUSES:
+ raise cfy_exc.NonRecoverableError(
+ "Volume {0} is in error state".format(volume_id))
+
+ if volume.status == status:
+ return volume, True
+ time.sleep(timeout)
+
+ ctx.logger.warning("Volume {0} current state: '{1}', "
+ "expected state: '{2}'".format(volume_id,
+ volume.status,
+ status))
+ return volume, False
+
+
+@with_cinder_client
+def get_attachment(cinder_client, volume_id, server_id):
+ volume = cinder_client.volumes.get(volume_id)
+ for attachment in volume.attachments:
+ if attachment['server_id'] == server_id:
+ return attachment
+
+
+@operation
+@with_cinder_client
+def creation_validation(cinder_client, **kwargs):
+ validate_resource(ctx, cinder_client, VOLUME_OPENSTACK_TYPE,
+ 'name')