5d3295fa89
It must be updated because of new way of instance creation with disk. Previously it takes disk but now it takes parameters for disk creation. Partial-Bug: #1381173 Change-Id: Ief3a8c204bf471b9253241816fb2dd6a5b705e84
204 lines
7.7 KiB
Python
204 lines
7.7 KiB
Python
# Copyright 2013 Cloudscaling Group, 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.
|
|
|
|
import string
|
|
|
|
from gceapi.api import base_api
|
|
from gceapi.api import clients
|
|
from gceapi.api import disk_api
|
|
from gceapi.api import operation_api
|
|
from gceapi.api import operation_util
|
|
from gceapi.api import utils
|
|
from gceapi import exception
|
|
from gceapi.openstack.common.gettextutils import _
|
|
from gceapi.openstack.common import log as logging
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
GB = 1024 ** 3
|
|
|
|
|
|
class API(base_api.API):
|
|
"""GCE Attached disk API."""
|
|
|
|
KIND = "attached_disk"
|
|
PERSISTENT_ATTRIBUTES = ["id", "instance_name", "volume_id", "name",
|
|
"auto_delete"]
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
super(API, self).__init__(*args, **kwargs)
|
|
operation_api.API().register_get_progress_method(
|
|
"attached_disk-delete",
|
|
self._get_delete_item_progress)
|
|
|
|
def _get_type(self):
|
|
return self.KIND
|
|
|
|
def _get_persistent_attributes(self):
|
|
return self.PERSISTENT_ATTRIBUTES
|
|
|
|
def get_item(self, context, instance_name, name):
|
|
items = self._get_db_items(context)
|
|
items = [i for i in items
|
|
if i["instance_name"] == instance_name and i["name"] == name]
|
|
if len(items) != 1:
|
|
raise exception.NotFound
|
|
return items[0]
|
|
|
|
def get_items(self, context, instance_name):
|
|
items = self._get_db_items(context)
|
|
for item in items:
|
|
item.setdefault("auto_delete", False)
|
|
return [i for i in items if i["instance_name"] == instance_name]
|
|
|
|
def add_item(self, context, instance_name, params, source, name,
|
|
auto_delete, scope):
|
|
# NOTE(apavlov): name is a 'device_name' here
|
|
if not name:
|
|
msg = _("There is no name to assign.")
|
|
raise exception.InvalidRequest(msg)
|
|
|
|
nova_client = clients.nova(context)
|
|
instances = nova_client.servers.list(
|
|
search_opts={"name": instance_name})
|
|
if not instances or len(instances) != 1:
|
|
raise exception.NotFound
|
|
instance = instances[0]
|
|
|
|
devices = list()
|
|
volumes_client = nova_client.volumes
|
|
for server_volume in volumes_client.get_server_volumes(instance.id):
|
|
devices.append(server_volume.device)
|
|
device_name = None
|
|
for letter in string.ascii_lowercase[1:]:
|
|
device_name = "vd" + letter
|
|
for device in devices:
|
|
if device_name in device:
|
|
break
|
|
else:
|
|
break
|
|
else:
|
|
raise exception.OverQuota
|
|
context.operation_data["device_name"] = device_name
|
|
|
|
if source:
|
|
volume_name = utils._extract_name_from_url(source)
|
|
if not volume_name:
|
|
msg = _("There is no volume to assign.")
|
|
raise exception.NotFound(msg)
|
|
volume = disk_api.API().get_item(context, volume_name, scope)
|
|
context.operation_data["volume_id"] = volume["id"]
|
|
elif params:
|
|
params.setdefault("diskName", instance_name)
|
|
context.operation_data["params"] = params
|
|
context.operation_data["scope"] = scope
|
|
else:
|
|
msg = _('Disk config must contain either "source" or '
|
|
'"initializeParams".')
|
|
raise exception.InvalidRequest(msg)
|
|
|
|
context.operation_data["instance_id"] = instance.id
|
|
context.operation_data["register_args"] = [instance_name, name,
|
|
auto_delete]
|
|
operation_util.start_operation(
|
|
context, base_api.API._get_complex_operation_progress)
|
|
operation_util.continue_operation(
|
|
context, lambda: self._attach_volume(context), timeout=0)
|
|
|
|
def _attach_volume(self, context):
|
|
params = context.operation_data.get("params")
|
|
if params:
|
|
scope = context.operation_data["scope"]
|
|
context.operation_data.pop("params")
|
|
body = {"sizeGb": params.get("diskSizeGb"),
|
|
"sourceImage": params["sourceImage"]}
|
|
volume = disk_api.API().add_item(context, params.get("diskName"),
|
|
body, scope=scope)
|
|
context.operation_data["disk"] = volume
|
|
return None
|
|
|
|
disk = context.operation_data.get("disk")
|
|
if disk:
|
|
volume_id = disk["id"]
|
|
item_progress = disk_api.API()._get_add_item_progress(context,
|
|
volume_id)
|
|
if not operation_util.is_final_progress(item_progress):
|
|
return None
|
|
context.operation_data.pop("disk")
|
|
context.operation_data["volume_id"] = volume_id
|
|
|
|
instance_id = context.operation_data["instance_id"]
|
|
device_name = context.operation_data["device_name"]
|
|
volume_id = context.operation_data["volume_id"]
|
|
volumes_client = clients.nova(context).volumes
|
|
volumes_client.create_server_volume(
|
|
instance_id, volume_id, "/dev/" + device_name)
|
|
|
|
args = context.operation_data["register_args"]
|
|
self.register_item(context, args[0], volume_id, args[1], args[2])
|
|
|
|
return operation_util.get_final_progress()
|
|
|
|
def register_item(self, context, instance_name, volume_id, name,
|
|
auto_delete):
|
|
if not name:
|
|
msg = _("There is no name to assign.")
|
|
raise exception.InvalidRequest(msg)
|
|
if not volume_id:
|
|
msg = _("There is no volume_id to assign.")
|
|
raise exception.InvalidRequest(msg)
|
|
|
|
new_item = {
|
|
"id": instance_name + "-" + volume_id,
|
|
"instance_name": instance_name,
|
|
"volume_id": volume_id,
|
|
"name": name,
|
|
"auto_delete": auto_delete
|
|
}
|
|
new_item = self._add_db_item(context, new_item)
|
|
return new_item
|
|
|
|
def delete_item(self, context, instance_name, name):
|
|
item = self.get_item(context, instance_name, name)
|
|
volume_id = item["volume_id"]
|
|
|
|
nova_client = clients.nova(context)
|
|
instances = nova_client.servers.list(
|
|
search_opts={"name": instance_name})
|
|
if not instances or len(instances) != 1:
|
|
raise exception.NotFound
|
|
instance = instances[0]
|
|
|
|
operation_util.start_operation(context,
|
|
self._get_delete_item_progress,
|
|
item["id"])
|
|
nova_client.volumes.delete_server_volume(instance.id, volume_id)
|
|
|
|
self._delete_db_item(context, item)
|
|
|
|
def set_disk_auto_delete(self, context, instance_name, name, auto_delete):
|
|
item = self.get_item(context, instance_name, name)
|
|
item["auto_delete"] = auto_delete
|
|
self._update_db_item(context, item)
|
|
|
|
def unregister_item(self, context, instance_name, name):
|
|
item = self.get_item(context, instance_name, name)
|
|
self._delete_db_item(context, item)
|
|
|
|
def _get_add_item_progress(self, context, dummy_id):
|
|
return operation_util.get_final_progress()
|
|
|
|
def _get_delete_item_progress(self, context, dummy_id):
|
|
return operation_util.get_final_progress()
|