2184 lines
100 KiB
Python
2184 lines
100 KiB
Python
# Copyright 2015 Intel Corporation.
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# All Rights Reserved.
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#
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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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import copy
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import eventlet
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import importlib
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import ipaddress
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import os
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import sys
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import time
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import yaml
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from collections import OrderedDict
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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 oslo_serialization import jsonutils
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from oslo_utils import encodeutils
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from oslo_utils import excutils
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from oslo_utils import uuidutils
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from tacker._i18n import _
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from tacker.common import exceptions
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from tacker.common import log
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from tacker.common import utils
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from tacker.db.common_services import common_services_db_plugin
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from tacker.extensions import vnflcm
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from tacker.extensions import vnfm
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from tacker import objects
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from tacker.objects import fields
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from tacker.plugins.common import constants
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from tacker.tosca import utils as tosca_utils
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from tacker.tosca.utils import represent_odict
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from tacker.vnflcm import utils as vnflcm_utils
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from tacker.vnfm.infra_drivers import abstract_driver
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from tacker.vnfm.infra_drivers.openstack import constants as infra_cnst
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from tacker.vnfm.infra_drivers.openstack import glance_client as gc
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from tacker.vnfm.infra_drivers.openstack import heat_client as hc
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from tacker.vnfm.infra_drivers.openstack import translate_template
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from tacker.vnfm.infra_drivers.openstack import vdu
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from tacker.vnfm.infra_drivers import scale_driver
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from tacker.vnfm.lcm_user_data.constants import USER_DATA_TIMEOUT
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eventlet.monkey_patch(time=True)
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SCALING_GROUP_RESOURCE = "OS::Heat::AutoScalingGroup"
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NOVA_SERVER_RESOURCE = "OS::Nova::Server"
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VNF_PACKAGE_HOT_DIR = 'Files'
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LOG = logging.getLogger(__name__)
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CONF = cfg.CONF
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OPTS = [
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cfg.IntOpt('stack_retries',
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default=60,
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help=_("Number of attempts to retry for stack"
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" creation/deletion")),
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cfg.IntOpt('stack_retry_wait',
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default=10,
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help=_("Wait time (in seconds) between consecutive stack"
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" create/delete retries")),
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]
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CONF.register_opts(OPTS, group='openstack_vim')
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def config_opts():
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return [('openstack_vim', OPTS)]
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# Global map of individual resource type and
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# incompatible properties, alternate properties pair for
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# upgrade/downgrade across all Heat template versions (starting Kilo)
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#
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# Maintains a dictionary of {"resource type": {dict of "incompatible
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# property": "alternate_prop"}}
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HEAT_VERSION_INCOMPATIBILITY_MAP = {'OS::Neutron::Port': {
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'port_security_enabled': 'value_specs', }, }
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HEAT_TEMPLATE_BASE = """
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heat_template_version: 2013-05-23
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"""
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OUTPUT_PREFIX = 'mgmt_ip-'
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ALARMING_POLICY = 'tosca.policies.tacker.Alarming'
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SCALING_POLICY = 'tosca.policies.tacker.Scaling'
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NOVA_SERVER_RESOURCE = "OS::Nova::Server"
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def get_scaling_policy_name(action, policy_name):
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return '%s_scale_%s' % (policy_name, action)
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class OpenStack(abstract_driver.VnfAbstractDriver,
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scale_driver.VnfScaleAbstractDriver):
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"""Openstack infra driver for hosting vnfs"""
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def __init__(self):
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super(OpenStack, self).__init__()
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self.STACK_RETRIES = cfg.CONF.openstack_vim.stack_retries
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self.STACK_RETRY_WAIT = cfg.CONF.openstack_vim.stack_retry_wait
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self.IMAGE_RETRIES = 10
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self.IMAGE_RETRY_WAIT = 10
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self.LOCK_RETRIES = 10
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self.LOCK_RETRY_WAIT = 10
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self._cos_db_plg = common_services_db_plugin.CommonServicesPluginDb()
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def get_type(self):
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return 'openstack'
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def get_name(self):
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return 'openstack'
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def get_description(self):
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return 'Openstack infra driver'
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@log.log
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def create(self, plugin, context, vnf, auth_attr,
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vnf_package_path=None,
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inst_req_info=None, grant_info=None,
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vnf_instance=None):
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LOG.debug('vnf %s', vnf)
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if vnf.get('grant'):
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if vnf['grant'].vim_connections:
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vim_info = vnflcm_utils._get_vim(
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context, vnf['grant'].vim_connections)
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vim_connection_info = \
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objects.VimConnectionInfo.obj_from_primitive(
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vim_info, context)
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auth_attr = vim_connection_info.access_info
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region_name = \
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vim_connection_info.access_info.get('region_name')
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else:
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region_name = vnf.get('placement_attr', {}).\
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get('region_name', None)
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else:
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region_name = vnf.get('placement_attr', {}).\
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get('region_name', None)
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heatclient = hc.HeatClient(auth_attr, region_name)
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additional_param = None
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if inst_req_info is not None:
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additional_param = inst_req_info.additional_params
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user_data_path = None
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user_data_class = None
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if additional_param is not None:
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LOG.debug('additional_param: %s', additional_param)
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user_data_path = additional_param.get(
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'lcm-operation-user-data')
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user_data_class = additional_param.get(
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'lcm-operation-user-data-class')
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LOG.debug('UserData path: %s', user_data_path)
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LOG.debug('UserData class: %s', user_data_class)
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if user_data_path is not None and user_data_class is not None:
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LOG.info('Execute user data and create heat-stack.')
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base_hot_dict, nested_hot_dict = \
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vnflcm_utils.get_base_nest_hot_dict(
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context,
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inst_req_info.flavour_id,
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vnf_instance.vnfd_id)
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if base_hot_dict is None:
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error_reason = _("failed to get Base HOT.")
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raise vnfm.LCMUserDataFailed(reason=error_reason)
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for name, hot in nested_hot_dict.items():
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vnf['attributes'][name] = self._format_base_hot(hot)
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vnfd_str = vnf['vnfd']['attributes']['vnfd_' +
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inst_req_info.flavour_id]
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vnfd_dict = yaml.safe_load(vnfd_str)
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LOG.debug('VNFD: %s', vnfd_dict)
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LOG.debug('VNF package path: %s', vnf_package_path)
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scaling_group_dict = {}
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for name, rsc in base_hot_dict.get('resources').items():
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if rsc['type'] == 'OS::Heat::AutoScalingGroup':
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key_name = name.replace('_group', '')
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scaling_group_dict[key_name] = name
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if scaling_group_dict:
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vnf['attributes']['scaling_group_names'] = \
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jsonutils.dump_as_bytes(scaling_group_dict)
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scale_group_dict = \
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tosca_utils.get_scale_group(vnf, vnfd_dict, inst_req_info)
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vnf['attributes']['scale_group'] = \
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jsonutils.dump_as_bytes(scale_group_dict)
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sys.path.append(vnf_package_path)
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user_data_module = os.path.splitext(
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user_data_path.lstrip('./'))[0].replace('/', '.')
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LOG.debug('UserData module: %s', user_data_module)
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LOG.debug('Append sys.path: %s', sys.path)
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try:
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module = importlib.import_module(user_data_module)
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LOG.debug('Append sys.modules: %s', sys.modules)
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except Exception:
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self._delete_user_data_module(user_data_module)
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error_reason = _(
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"failed to get UserData path based on "
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"lcm-operation-user-data from additionalParams.")
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raise vnfm.LCMUserDataFailed(reason=error_reason)
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finally:
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sys.path.remove(vnf_package_path)
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LOG.debug('Remove sys.path: %s', sys.path)
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try:
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klass = getattr(module, user_data_class)
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except Exception:
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self._delete_user_data_module(user_data_module)
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error_reason = _(
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"failed to get UserData class based on "
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"lcm-operation-user-data-class from additionalParams.")
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raise vnfm.LCMUserDataFailed(reason=error_reason)
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# Set the timeout and execute the UserData script.
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hot_param_dict = None
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param_base_hot_dict = copy.deepcopy(nested_hot_dict)
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param_base_hot_dict['heat_template'] = base_hot_dict
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with eventlet.timeout.Timeout(USER_DATA_TIMEOUT, False):
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try:
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hot_param_dict = klass.instantiate(
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param_base_hot_dict, vnfd_dict,
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inst_req_info, grant_info)
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except Exception:
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raise
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finally:
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self._delete_user_data_module(user_data_module)
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if hot_param_dict is not None:
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LOG.info('HOT input parameter: %s', hot_param_dict)
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else:
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error_reason = _(
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"fails due to timeout[sec]: %s") % USER_DATA_TIMEOUT
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raise vnfm.LCMUserDataFailed(reason=error_reason)
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if not isinstance(hot_param_dict, dict):
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error_reason = _(
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"return value as HOT parameter from UserData "
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"is not in dict format.")
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raise vnfm.LCMUserDataFailed(reason=error_reason)
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if scaling_group_dict:
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scale_status_list = []
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for name, value in scale_group_dict['scaleGroupDict'].items():
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key_name = name + '_desired_capacity'
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if base_hot_dict.get('parameters') and \
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base_hot_dict['parameters'].get(key_name):
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hot_param_dict[key_name] = value['default']
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scale_status = objects.ScaleInfo(
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aspect_id=name,
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scale_level=value['initialLevel'])
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scale_status_list.append(scale_status)
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vnf['scale_status'] = scale_status_list
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if vnf.get('grant'):
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base_hot_dict, nested_hot_dict, hot_param_dict = \
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self._setup_hot_for_grant_resources(vnf, vnf_instance,
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base_hot_dict, nested_hot_dict, hot_param_dict)
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# Add stack param to vnf_attributes
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vnf['attributes'].update({'stack_param': str(hot_param_dict)})
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# Add base_hot_dict
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vnf['attributes'].update({
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'heat_template': self._format_base_hot(base_hot_dict)})
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for name, value in nested_hot_dict.items():
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vnf['attributes'].update({name: self._format_base_hot(value)})
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stack = None
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if 'before_error_point' not in vnf or \
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vnf['before_error_point'] <= fields.ErrorPoint.PRE_VIM_CONTROL:
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# Create heat-stack with BaseHOT and parameters
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stack = self._create_stack_with_user_data(
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heatclient, vnf, base_hot_dict,
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nested_hot_dict, hot_param_dict)
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elif vnf['before_error_point'] == \
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fields.ErrorPoint.POST_VIM_CONTROL:
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stack_found = None
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try:
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# Find existing stack
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filters = {"name": "vnflcm_" + vnf["id"]}
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stack_found = heatclient.find_stack(**filters)
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except Exception as exc:
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LOG.error("Stack name %s was not found due to %s",
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("vnflcm_" + vnf["id"]), str(exc))
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if stack_found:
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# Update heat-stack with BaseHOT and parameters
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self._update_stack_with_user_data(heatclient, vnf,
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base_hot_dict,
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nested_hot_dict,
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hot_param_dict,
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stack_found.id)
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return stack_found.id
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elif user_data_path is None and user_data_class is None:
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LOG.info('Execute heat-translator and create heat-stack.')
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tth = translate_template.TOSCAToHOT(vnf, heatclient,
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inst_req_info, grant_info)
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tth.generate_hot()
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stack = None
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if 'before_error_point' not in vnf or \
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vnf['before_error_point'] <= fields.ErrorPoint.PRE_VIM_CONTROL:
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stack = self._create_stack(heatclient, tth.vnf, tth.fields)
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elif vnf['before_error_point'] == \
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fields.ErrorPoint.POST_VIM_CONTROL:
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stack_found = None
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try:
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# Find existing stack
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name_filter = None
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if 'stack_name' in vnf['attributes'].keys():
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name_filter = vnf['attributes']['stack_name']
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else:
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name_filter = (vnf['name'].replace(' ', '_')
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+ '_' + vnf['id'])
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if vnf['attributes'].get('failure_count'):
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name_filter += ('-RESPAWN-%s') \
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% str(vnf['attributes']['failure_count'])
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filters = {"name": name_filter}
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stack_found = heatclient.find_stack(**filters)
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except Exception as exc:
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LOG.error("Stack name %s was not found due to %s",
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name_filter, str(exc))
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if stack_found:
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# Update heat-stack
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self._update_stack(heatclient, stack_found.id, tth.fields)
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return stack_found.id
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else:
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error_reason = _(
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"failed to get lcm-operation-user-data or "
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"lcm-operation-user-data-class from additionalParams.")
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raise vnfm.LCMUserDataFailed(reason=error_reason)
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return stack['stack']['id']
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@log.log
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def _setup_hot_for_grant_resources(self, vnf, vnf_instance,
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base_hot_dict, nested_hot_dict, hot_param_dict):
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"""Setup HOT related params for grant resources
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Update base_hot_dict, nested_hot_dict and hot_param_dict as HOT related
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params for grant resources.
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:param vnf:
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:param vnf_instance:
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:param base_hot_dict:
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:param nested_hot_dict:
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:param hot_param_dict:
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:returns: updated base_hot_dict, nested_hot_dict and hot_param_dict
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"""
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# Rename for readability
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grant = vnf['grant']
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bh = base_hot_dict
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nh = nested_hot_dict
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hparam = hot_param_dict
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ins_inf = vnf_instance.instantiated_vnf_info.vnfc_resource_info
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for addrsc in grant.add_resources:
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for zone in grant.zones:
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if zone.id == addrsc.zone_id:
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vdu_name = None
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for rsc in ins_inf:
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if addrsc.resource_definition_id == rsc.id:
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vdu_name = rsc.vdu_id
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break
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if not vdu_name:
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continue
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vdu_prop = bh['resources'][vdu_name]['properties']
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if not vdu_prop.get('resource'):
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vdu_prop['resource'] = {'properties': {}}
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vdu_rsrc_prop = vdu_prop['resource']['properties']
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if not vdu_rsrc_prop.get('zone'):
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vdu_rsrc_prop['zone'] = {'get_param':
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['nfv', 'vdu', vdu_name, 'zone']}
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if nh:
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for yaml_name in nh:
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if not (vdu_name in yaml_name):
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continue
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if not nh[yaml_name]['parameters'].get('zone'):
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nh[yaml_name]['parameters']['zone'] = {
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'type': 'string'}
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vdu_props = nh[yaml_name]['resources'][vdu_name][
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'properties']
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if not (vdu_props.get('availability_zone')):
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vdu_props['availability_zone'] = {
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'get_param': 'zone'}
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h_vdu = hparam['nfv']['VDU'][vdu_name]
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if not h_vdu.get('zone') and zone.zone_id:
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hparam['nfv']['VDU'][vdu_name]['zone'] = zone.zone_id
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if h_vdu.get('zone') and not zone.zone_id:
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del hparam['nfv']['VDU'][vdu_name]['zone']
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if 'vim_assets' in grant and grant.vim_assets:
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h_vdus = hparam['nfv']['VDU']
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for flv in grant.vim_assets.compute_resource_flavours:
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vdu_name = flv.vnfd_virtual_compute_desc_id
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h_vdus[vdu_name]['flavor'] = flv.vim_flavour_id
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for img in grant.vim_assets.software_images:
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vdu_name = img.vnfd_software_image_id
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h_vdus[vdu_name]['image'] = img.vim_software_image_id
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return bh, nh, hparam
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@log.log
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def _delete_user_data_module(self, user_data_module):
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# Delete module recursively.
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mp_list = user_data_module.split('.')
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while True:
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del_module = '.'.join(mp_list)
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print(del_module)
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if del_module in sys.modules:
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del sys.modules[del_module]
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if len(mp_list) == 1:
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break
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mp_list = mp_list[0:-1]
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LOG.debug('Remove sys.modules: %s', sys.modules)
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@log.log
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def _update_stack_with_user_data(self, heatclient, vnf,
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base_hot_dict, nested_hot_dict,
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hot_param_dict, stack_id):
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try:
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stack_update_param = {
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'parameters': hot_param_dict,
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'template': self._format_base_hot(base_hot_dict),
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'stack_name': ("vnflcm_" + vnf["id"]),
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'timeout_mins': (
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self.STACK_RETRIES * self.STACK_RETRY_WAIT // 60)}
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if nested_hot_dict:
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files_dict = {}
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for name, value in nested_hot_dict.items():
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files_dict[name] = self._format_base_hot(value)
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stack_update_param['files'] = files_dict
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heatclient.update(stack_id, **stack_update_param)
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except Exception as exc:
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LOG.error("Error during update due to %s", str(exc))
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@log.log
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def _create_stack_with_user_data(self, heatclient, vnf,
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base_hot_dict, nested_hot_dict,
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hot_param_dict):
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fields = {}
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fields['stack_name'] = ("vnflcm_" + vnf["id"])
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fields['template'] = self._format_base_hot(base_hot_dict)
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fields['parameters'] = hot_param_dict
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fields['timeout_mins'] = (
|
|
self.STACK_RETRIES * self.STACK_RETRY_WAIT // 60)
|
|
if nested_hot_dict:
|
|
fields['files'] = {}
|
|
for name, value in nested_hot_dict.items():
|
|
fields['files'][name] = self._format_base_hot(value)
|
|
|
|
LOG.debug('fields: %s', fields)
|
|
LOG.debug('template: %s', fields['template'])
|
|
stack = heatclient.create(fields)
|
|
|
|
return stack
|
|
|
|
@log.log
|
|
def _format_base_hot(self, base_hot_dict):
|
|
yaml.SafeDumper.add_representer(OrderedDict,
|
|
lambda dumper, value: represent_odict(dumper,
|
|
'tag:yaml.org,2002:map', value))
|
|
|
|
return yaml.safe_dump(base_hot_dict)
|
|
|
|
@log.log
|
|
def _update_stack(self, heatclient, stack_id, fields):
|
|
fields['timeout_mins'] = (
|
|
self.STACK_RETRIES * self.STACK_RETRY_WAIT // 60)
|
|
|
|
heatclient.update(stack_id, **fields)
|
|
|
|
@log.log
|
|
def _create_stack(self, heatclient, vnf, fields):
|
|
if 'stack_name' not in fields:
|
|
name = vnf['name'].replace(' ', '_') + '_' + vnf['id']
|
|
if vnf['attributes'].get('failure_count'):
|
|
name += ('-RESPAWN-%s') % str(vnf['attributes'][
|
|
'failure_count'])
|
|
fields['stack_name'] = name
|
|
|
|
fields['timeout_mins'] = (
|
|
self.STACK_RETRIES * self.STACK_RETRY_WAIT // 60)
|
|
|
|
# service context is ignored
|
|
LOG.debug('service_context: %s', vnf.get('service_context', []))
|
|
LOG.debug('fields: %s', fields)
|
|
LOG.debug('template: %s', fields['template'])
|
|
stack = heatclient.create(fields)
|
|
|
|
return stack
|
|
|
|
@log.log
|
|
def update_stack_wait(self, plugin, context, vnf_dict, stack_id,
|
|
auth_attr):
|
|
"""Check stack is updateded successfully"""
|
|
|
|
region_name = vnf_dict.get('placement_attr', {}).get(
|
|
'region_name', None)
|
|
|
|
stack = self._wait_until_stack_ready(stack_id,
|
|
auth_attr, infra_cnst.STACK_UPDATE_IN_PROGRESS,
|
|
infra_cnst.STACK_UPDATE_COMPLETE,
|
|
vnfm.VNFUpdateWaitFailed, region_name=region_name)
|
|
|
|
return stack
|
|
|
|
@log.log
|
|
def create_wait(self, plugin, context, vnf_dict, vnf_id, auth_attr):
|
|
region_name = vnf_dict.get('placement_attr', {}).get(
|
|
'region_name', None)
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
|
|
stack = self._wait_until_stack_ready(
|
|
vnf_id, auth_attr, infra_cnst.STACK_CREATE_IN_PROGRESS,
|
|
infra_cnst.STACK_CREATE_COMPLETE,
|
|
vnfm.VNFCreateWaitFailed, region_name=region_name)
|
|
|
|
# scaling enabled
|
|
if vnf_dict['attributes'].get('scaling_group_names'):
|
|
group_names = jsonutils.loads(
|
|
vnf_dict['attributes'].get('scaling_group_names')).values()
|
|
mgmt_ips = self._find_mgmt_ips_from_groups(heatclient,
|
|
vnf_id,
|
|
group_names)
|
|
else:
|
|
mgmt_ips = self._find_mgmt_ips(stack.outputs)
|
|
|
|
if mgmt_ips:
|
|
vnf_dict['mgmt_ip_address'] = jsonutils.dump_as_bytes(mgmt_ips)
|
|
|
|
def _wait_until_stack_ready(self, vnf_id, auth_attr, wait_status,
|
|
expected_status, exception_class,
|
|
region_name=None):
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
stack_retries = self.STACK_RETRIES
|
|
status = wait_status
|
|
stack = None
|
|
while stack_retries > 0:
|
|
try:
|
|
stack_retries = stack_retries - 1
|
|
stack = heatclient.get(vnf_id)
|
|
status = stack.stack_status
|
|
if status == expected_status:
|
|
LOG.debug('stack status: %(stack)s %(status)s',
|
|
{'stack': str(stack), 'status': status})
|
|
return stack
|
|
time.sleep(self.STACK_RETRY_WAIT)
|
|
LOG.debug('status: %s', status)
|
|
except Exception:
|
|
LOG.warning("VNF Instance setup may not have "
|
|
"happened because Heat API request failed "
|
|
"while waiting for the stack %(stack)s to be "
|
|
"created", {'stack': vnf_id})
|
|
# continue to avoid temporary connection error to target
|
|
# VIM
|
|
if stack_retries == 0 and status != expected_status:
|
|
error_reason = _("action is not completed within {wait} "
|
|
"seconds on stack {stack}").format(
|
|
wait=(self.STACK_RETRIES *
|
|
self.STACK_RETRY_WAIT),
|
|
stack=vnf_id)
|
|
raise exception_class(reason=error_reason)
|
|
elif stack_retries != 0 and status != wait_status:
|
|
error_reason = stack.stack_status_reason
|
|
LOG.warning(error_reason)
|
|
raise exception_class(reason=error_reason)
|
|
|
|
def _find_mgmt_ips(self, outputs):
|
|
LOG.debug('outputs %s', outputs)
|
|
mgmt_ips = dict((output['output_key'][len(OUTPUT_PREFIX):],
|
|
output['output_value'])
|
|
for output in outputs
|
|
if output.get('output_key',
|
|
'').startswith(OUTPUT_PREFIX))
|
|
return mgmt_ips
|
|
|
|
@log.log
|
|
def update(self, plugin, context, vnf_id, vnf_dict, vnf,
|
|
auth_attr):
|
|
region_name = vnf_dict.get('placement_attr', {}).get(
|
|
'region_name', None)
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
heatclient.get(vnf_id)
|
|
|
|
update_param_yaml = vnf['vnf'].get('attributes', {}).get(
|
|
'param_values', '')
|
|
update_config_yaml = vnf['vnf'].get('attributes', {}).get(
|
|
'config', '')
|
|
|
|
if update_param_yaml:
|
|
# conversion param_values
|
|
param_yaml = vnf_dict.get('attributes', {}).get('param_values', '')
|
|
param_dict = yaml.safe_load(param_yaml)
|
|
update_param_dict = yaml.safe_load(update_param_yaml)
|
|
|
|
# check update values
|
|
update_values = {}
|
|
for key, value in update_param_dict.items():
|
|
if key not in param_dict or\
|
|
update_param_dict[key] != param_dict[key]:
|
|
update_values[key] = value
|
|
|
|
if not update_values:
|
|
error_reason = _("at vnf_id {} because all parameters "
|
|
"match the existing one.").format(vnf_id)
|
|
LOG.warning(error_reason)
|
|
raise vnfm.VNFUpdateInvalidInput(reason=error_reason)
|
|
|
|
# update vnf_dict
|
|
utils.deep_update(param_dict, update_param_dict)
|
|
new_param_yaml = yaml.safe_dump(param_dict)
|
|
vnf_dict.setdefault(
|
|
'attributes', {})['param_values'] = new_param_yaml
|
|
|
|
# run stack update
|
|
stack_update_param = {
|
|
'parameters': update_values,
|
|
'existing': True}
|
|
heatclient.update(vnf_id, **stack_update_param)
|
|
|
|
elif not update_param_yaml and not update_config_yaml:
|
|
error_reason = _("at vnf_id {} because the target "
|
|
"yaml is empty.").format(vnf_id)
|
|
LOG.warning(error_reason)
|
|
raise vnfm.VNFUpdateInvalidInput(reason=error_reason)
|
|
|
|
# update config attribute
|
|
config_yaml = vnf_dict.get('attributes', {}).get('config', '')
|
|
LOG.debug('yaml orig %(orig)s update %(update)s',
|
|
{'orig': config_yaml, 'update': update_config_yaml})
|
|
|
|
# If config_yaml is None, yaml.safe_load() will raise Attribute Error.
|
|
# So set config_yaml to {}, if it is None.
|
|
if not config_yaml:
|
|
config_dict = {}
|
|
else:
|
|
config_dict = yaml.safe_load(config_yaml) or {}
|
|
update_dict = yaml.safe_load(update_config_yaml)
|
|
if not update_dict:
|
|
return
|
|
|
|
LOG.debug('dict orig %(orig)s update %(update)s',
|
|
{'orig': config_dict, 'update': update_dict})
|
|
utils.deep_update(config_dict, update_dict)
|
|
LOG.debug('dict new %(new)s update %(update)s',
|
|
{'new': config_dict, 'update': update_dict})
|
|
new_yaml = yaml.safe_dump(config_dict)
|
|
vnf_dict.setdefault('attributes', {})['config'] = new_yaml
|
|
|
|
@log.log
|
|
def update_wait(self, plugin, context, vnf_dict, auth_attr,
|
|
region_name=None):
|
|
# do nothing but checking if the stack exists at the moment
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
stack = heatclient.get(vnf_dict['instance_id'])
|
|
|
|
mgmt_ips = self._find_mgmt_ips(stack.outputs)
|
|
if mgmt_ips:
|
|
vnf_dict['mgmt_ip_address'] = jsonutils.dump_as_bytes(mgmt_ips)
|
|
|
|
@log.log
|
|
def heal_wait(self, plugin, context, vnf_dict, auth_attr,
|
|
region_name=None):
|
|
region_name = vnf_dict.get('placement_attr', {}).get(
|
|
'region_name', None)
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
stack_id = vnf_dict.get('heal_stack_id', vnf_dict['instance_id'])
|
|
|
|
stack = self._wait_until_stack_ready(stack_id,
|
|
auth_attr, infra_cnst.STACK_UPDATE_IN_PROGRESS,
|
|
infra_cnst.STACK_UPDATE_COMPLETE,
|
|
vnfm.VNFHealWaitFailed, region_name=region_name)
|
|
# scaling enabled
|
|
if vnf_dict['attributes'].get('scaling_group_names'):
|
|
group_names = jsonutils.loads(
|
|
vnf_dict['attributes'].get('scaling_group_names')).values()
|
|
mgmt_ips = self._find_mgmt_ips_from_groups(heatclient,
|
|
vnf_dict['instance_id'],
|
|
group_names)
|
|
else:
|
|
mgmt_ips = self._find_mgmt_ips(stack.outputs)
|
|
|
|
if mgmt_ips:
|
|
vnf_dict['mgmt_ip_address'] = jsonutils.dump_as_bytes(mgmt_ips)
|
|
|
|
@log.log
|
|
def delete(self, plugin, context, vnf_id, auth_attr, region_name=None,
|
|
vnf_instance=None, terminate_vnf_req=None):
|
|
if terminate_vnf_req:
|
|
if (terminate_vnf_req.termination_type == 'GRACEFUL' and
|
|
terminate_vnf_req.graceful_termination_timeout > 0):
|
|
time.sleep(terminate_vnf_req.graceful_termination_timeout)
|
|
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
heatclient.delete(vnf_id)
|
|
|
|
@log.log
|
|
def delete_wait(self, plugin, context, vnf_id, auth_attr,
|
|
region_name=None, vnf_instance=None):
|
|
self._wait_until_stack_ready(vnf_id, auth_attr,
|
|
infra_cnst.STACK_DELETE_IN_PROGRESS,
|
|
infra_cnst.STACK_DELETE_COMPLETE, vnfm.VNFDeleteWaitFailed,
|
|
region_name=region_name)
|
|
|
|
@classmethod
|
|
def _find_mgmt_ips_from_groups(cls, heat_client, instance_id, group_names):
|
|
|
|
def _find_mgmt_ips(attributes):
|
|
mgmt_ips = {}
|
|
for k, v in attributes.items():
|
|
if k.startswith(OUTPUT_PREFIX):
|
|
mgmt_ips[k.replace(OUTPUT_PREFIX, '')] = v
|
|
|
|
return mgmt_ips
|
|
|
|
mgmt_ips = {}
|
|
ignore_status = ['DELETE_COMPLETE', 'DELETE_IN_PROGRESS']
|
|
for group_name in group_names:
|
|
# Get scale group
|
|
grp = heat_client.resource_get(instance_id, group_name)
|
|
for rsc in heat_client.resource_get_list(grp.physical_resource_id):
|
|
if rsc.resource_status in ignore_status:
|
|
continue
|
|
# Get list of resources in scale group
|
|
scale_rsc = heat_client.resource_get(grp.physical_resource_id,
|
|
rsc.resource_name)
|
|
|
|
# findout the mgmt ips from attributes
|
|
for k, v in _find_mgmt_ips(scale_rsc.attributes).items():
|
|
if k not in mgmt_ips:
|
|
mgmt_ips[k] = [v]
|
|
else:
|
|
mgmt_ips[k].append(v)
|
|
|
|
return mgmt_ips
|
|
|
|
@log.log
|
|
def scale(self, context, plugin, auth_attr, policy, region_name):
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
policy_rsc = get_scaling_policy_name(policy_name=policy['name'],
|
|
action=policy['action'])
|
|
events = heatclient.resource_event_list(policy['instance_id'],
|
|
policy_rsc, limit=1,
|
|
sort_dir='desc',
|
|
sort_keys='event_time')
|
|
|
|
heatclient.resource_signal(policy['instance_id'], policy_rsc)
|
|
return events[0].id
|
|
|
|
@log.log
|
|
def scale_wait(self, context, plugin, auth_attr, policy, region_name,
|
|
last_event_id):
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
|
|
stack_retries = self.STACK_RETRIES
|
|
stack_id = policy['instance_id']
|
|
grp = heatclient.resource_get(stack_id, policy['name'] + '_group')
|
|
while (True):
|
|
try:
|
|
judge = 0
|
|
time.sleep(self.STACK_RETRY_WAIT)
|
|
policy_name = get_scaling_policy_name(
|
|
policy_name=policy['name'], action=policy['action'])
|
|
scale_rsc_list = heatclient.resource_get_list(
|
|
grp.physical_resource_id)
|
|
for rsc in scale_rsc_list:
|
|
if 'IN_PROGRESS' in rsc.resource_status:
|
|
judge = 1
|
|
break
|
|
|
|
if judge == 0:
|
|
for rsc in scale_rsc_list:
|
|
if rsc.resource_status == 'CREATE_FAILED' or \
|
|
rsc.resource_status == 'UPDATE_FAILED' or \
|
|
rsc.resource_status == 'DELETE_FAILED':
|
|
error_reason = _(
|
|
"VNF scaling failed for stack %(stack)s with "
|
|
"status %(status)s") % {
|
|
'stack': policy['instance_id'],
|
|
'status': rsc.resource_status}
|
|
LOG.warning(error_reason)
|
|
raise vnfm.VNFScaleWaitFailed(
|
|
vnf_id=policy['vnf']['id'],
|
|
reason=error_reason)
|
|
events = heatclient.resource_event_list(
|
|
stack_id, policy_name, limit=1,
|
|
sort_dir='desc',
|
|
sort_keys='event_time')
|
|
|
|
if events[0].id != last_event_id:
|
|
break
|
|
else:
|
|
# When the number of instance reaches min or max,
|
|
# the below comparision will let VNF status turn
|
|
# into ACTIVE state.
|
|
LOG.warning("skip scaling")
|
|
break
|
|
|
|
except Exception as e:
|
|
error_reason = _("VNF scaling failed for stack %(stack)s with "
|
|
"error %(error)s") % {
|
|
'stack': policy['instance_id'],
|
|
'error': str(e)}
|
|
LOG.warning(error_reason)
|
|
raise vnfm.VNFScaleWaitFailed(vnf_id=policy['vnf']['id'],
|
|
reason=error_reason)
|
|
|
|
if stack_retries == 0:
|
|
error_reason = _(
|
|
"VNF scaling failed to complete within %{wait}s seconds "
|
|
"while waiting for the stack %(stack)s to be "
|
|
"scaled.")
|
|
LOG.warning(error_reason, {
|
|
'stack': stack_id,
|
|
'wait': (
|
|
self.STACK_RETRIES * self.STACK_RETRY_WAIT)})
|
|
raise vnfm.VNFScaleWaitFailed(vnf_id=policy['vnf']['id'],
|
|
reason=error_reason)
|
|
stack_retries -= 1
|
|
|
|
vnf = policy['vnf']
|
|
group_names = jsonutils.loads(
|
|
vnf['attributes'].get('scaling_group_names')).values()
|
|
mgmt_ips = self._find_mgmt_ips_from_groups(heatclient,
|
|
policy['instance_id'],
|
|
group_names)
|
|
|
|
return jsonutils.dump_as_bytes(mgmt_ips)
|
|
|
|
@log.log
|
|
def get_resource_info(self, plugin, context, vnf_info, auth_attr,
|
|
region_name=None):
|
|
instance_id = vnf_info['instance_id']
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
try:
|
|
# nested_depth=2 is used to get VDU resources
|
|
# in case of nested template
|
|
resources_ids =\
|
|
heatclient.resource_get_list(instance_id, nested_depth=2)
|
|
details_dict = {resource.resource_name:
|
|
{"id": resource.physical_resource_id,
|
|
"type": resource.resource_type}
|
|
for resource in resources_ids}
|
|
return details_dict
|
|
# Raise exception when Heat API service is not available
|
|
except Exception:
|
|
raise vnfm.InfraDriverUnreachable(service="Heat API service")
|
|
|
|
def heal_vdu(self, plugin, context, vnf_dict, heal_request_data_obj):
|
|
try:
|
|
heal_vdu = vdu.Vdu(context, vnf_dict, heal_request_data_obj)
|
|
heal_vdu.heal_vdu()
|
|
except Exception:
|
|
LOG.error("VNF '%s' failed to heal", vnf_dict['id'])
|
|
raise vnfm.VNFHealFailed(vnf_id=vnf_dict['id'])
|
|
|
|
@log.log
|
|
def pre_instantiation_vnf(
|
|
self, context, vnf_instance, vim_connection_info,
|
|
vnf_software_images, instantiate_vnf_req=None,
|
|
vnf_package_path=None):
|
|
glance_client = gc.GlanceClient(vim_connection_info)
|
|
vnf_resources = {}
|
|
|
|
def _roll_back_images():
|
|
# Delete all previously created images for vnf
|
|
for key, resources in vnf_resources.items():
|
|
for vnf_resource in resources:
|
|
try:
|
|
glance_client.delete(vnf_resource.resource_identifier)
|
|
except Exception:
|
|
LOG.error("Failed to delete image %(uuid)s "
|
|
"for vnf %(id)s",
|
|
{"uuid": vnf_resource.resource_identifier,
|
|
"id": vnf_instance.id})
|
|
|
|
for node_name, vnf_sw_image in vnf_software_images.items():
|
|
name = vnf_sw_image.name
|
|
image_path = vnf_sw_image.image_path
|
|
is_url = utils.is_url(image_path)
|
|
|
|
if not is_url:
|
|
filename = image_path
|
|
else:
|
|
filename = None
|
|
|
|
try:
|
|
LOG.info("Creating image %(name)s for vnf %(id)s",
|
|
{"name": name, "id": vnf_instance.id})
|
|
|
|
image_data = {"min_disk": vnf_sw_image.min_disk,
|
|
"min_ram": vnf_sw_image.min_ram,
|
|
"disk_format": vnf_sw_image.disk_format,
|
|
"container_format": vnf_sw_image.container_format,
|
|
"visibility": "private"}
|
|
|
|
if filename:
|
|
image_data.update({"filename": filename})
|
|
|
|
image = glance_client.create(name, **image_data)
|
|
|
|
LOG.info("Image %(name)s created successfully for vnf %(id)s",
|
|
{"name": name, "id": vnf_instance.id})
|
|
except Exception as exp:
|
|
with excutils.save_and_reraise_exception():
|
|
exp.reraise = False
|
|
LOG.error("Failed to create image %(name)s for vnf %(id)s "
|
|
"due to error: %(error)s",
|
|
{"name": name, "id": vnf_instance.id,
|
|
"error": encodeutils.exception_to_unicode(exp)})
|
|
|
|
# Delete previously created images
|
|
_roll_back_images()
|
|
|
|
raise exceptions.VnfPreInstantiationFailed(
|
|
id=vnf_instance.id,
|
|
error=encodeutils.exception_to_unicode(exp))
|
|
try:
|
|
if is_url:
|
|
glance_client.import_image(image, image_path)
|
|
|
|
self._image_create_wait(image.id, vnf_sw_image, glance_client,
|
|
'active', vnflcm.ImageCreateWaitFailed)
|
|
|
|
vnf_resource = objects.VnfResource(context=context,
|
|
vnf_instance_id=vnf_instance.id,
|
|
resource_name=name, resource_type="image",
|
|
resource_status="CREATED", resource_identifier=image.id)
|
|
vnf_resources[node_name] = [vnf_resource]
|
|
except Exception as exp:
|
|
with excutils.save_and_reraise_exception():
|
|
exp.reraise = False
|
|
LOG.error("Image %(name)s not active for vnf %(id)s "
|
|
"error: %(error)s",
|
|
{"name": name, "id": vnf_instance.id,
|
|
"error": encodeutils.exception_to_unicode(exp)})
|
|
|
|
err_msg = "Failed to delete image %(uuid)s for vnf %(id)s"
|
|
# Delete the image
|
|
try:
|
|
glance_client.delete(image.id)
|
|
except Exception:
|
|
LOG.error(err_msg, {"uuid": image.id,
|
|
"id": vnf_instance.id})
|
|
|
|
# Delete all previously created images for vnf
|
|
_roll_back_images()
|
|
|
|
raise exceptions.VnfPreInstantiationFailed(
|
|
id=vnf_instance.id,
|
|
error=encodeutils.exception_to_unicode(exp))
|
|
|
|
return vnf_resources
|
|
|
|
def _image_create_wait(self, image_uuid, vnf_software_image, glance_client,
|
|
expected_status, exception_class):
|
|
retries = self.IMAGE_RETRIES
|
|
|
|
while retries > 0:
|
|
retries = retries - 1
|
|
image = glance_client.get(image_uuid)
|
|
status = image.status
|
|
if status == expected_status:
|
|
# NOTE(tpatil): If image is uploaded using import_image
|
|
# ,sdk doesn't validate checksum. So, verify checksum/hash
|
|
# for both scenarios upload from file and URL here.
|
|
if vnf_software_image.hash != image.hash_value:
|
|
msg = ("Image %(image_uuid)s checksum verification failed."
|
|
" Glance calculated checksum is %(hash_algo)s:"
|
|
"%(hash_value)s. Checksum in VNFD is "
|
|
"%(image_hash_algo)s:%(image_hash_value)s.")
|
|
raise Exception(msg % {"image_uuid": image_uuid,
|
|
"hash_algo": image.hash_algo,
|
|
"hash_value": image.hash_value,
|
|
"image_hash_algo": vnf_software_image.algorithm,
|
|
"image_hash_value": vnf_software_image.hash})
|
|
|
|
LOG.debug('Image status: %(image_uuid)s %(status)s',
|
|
{'image_uuid': image_uuid, 'status': status})
|
|
return True
|
|
time.sleep(self.IMAGE_RETRY_WAIT)
|
|
LOG.debug('Image %(image_uuid)s status: %(status)s',
|
|
{"image_uuid": image_uuid, "status": status})
|
|
|
|
if retries == 0 and image.status != expected_status:
|
|
error_reason = ("Image {image_uuid} could not get active "
|
|
"within {wait} seconds").format(
|
|
wait=(self.IMAGE_RETRIES *
|
|
self.IMAGE_RETRY_WAIT),
|
|
image_uuid=image_uuid)
|
|
raise exception_class(reason=error_reason)
|
|
|
|
@log.log
|
|
def delete_vnf_instance_resource(self, context, vnf_instance,
|
|
vim_connection_info, vnf_resource):
|
|
LOG.info("Deleting resource '%(name)s' of type ' %(type)s' for vnf "
|
|
"%(id)s", {"type": vnf_resource.resource_type,
|
|
"name": vnf_resource.resource_name,
|
|
"id": vnf_instance.id})
|
|
glance_client = gc.GlanceClient(vim_connection_info)
|
|
try:
|
|
glance_client.delete(vnf_resource.resource_identifier)
|
|
LOG.info("Deleted resource '%(name)s' of type ' %(type)s' for vnf "
|
|
"%(id)s", {"type": vnf_resource.resource_type,
|
|
"name": vnf_resource.resource_name,
|
|
"id": vnf_instance.id})
|
|
except Exception:
|
|
LOG.info("Failed to delete resource '%(name)s' of type"
|
|
" %(type)s' for vnf %(id)s",
|
|
{"type": vnf_resource.resource_type,
|
|
"name": vnf_resource.resource_name,
|
|
"id": vnf_instance.id})
|
|
|
|
def instantiate_vnf(self, context, vnf_instance, vnfd_dict,
|
|
vim_connection_info, instantiate_vnf_req,
|
|
grant_response, plugin,
|
|
vnf_package_path=None):
|
|
access_info = vim_connection_info.access_info
|
|
region_name = access_info.get('region')
|
|
placement_attr = vnfd_dict.get('placement_attr', {})
|
|
placement_attr.update({'region_name': region_name})
|
|
vnfd_dict['placement_attr'] = placement_attr
|
|
|
|
instance_id = self.create(plugin, context, vnfd_dict,
|
|
access_info, vnf_package_path,
|
|
inst_req_info=instantiate_vnf_req,
|
|
grant_info=grant_response,
|
|
vnf_instance=vnf_instance)
|
|
vnfd_dict['instance_id'] = instance_id
|
|
return instance_id
|
|
|
|
def _update_resource_handle(self, vnf_instance, resource_handle,
|
|
stack_resources, resource_name,
|
|
vim_connection_info):
|
|
if not stack_resources:
|
|
LOG.warning("Failed to set resource handle for resource "
|
|
"%(resource)s for vnf %(id)s", {"resource": resource_name,
|
|
"id": vnf_instance.id})
|
|
return
|
|
|
|
resource_data = stack_resources.pop(resource_name, None)
|
|
if not resource_data:
|
|
LOG.warning("Failed to set resource handle for resource "
|
|
"%(resource)s for vnf %(id)s",
|
|
{"resource": resource_name, "id": vnf_instance.id})
|
|
return
|
|
|
|
resource_handle.vim_connection_id = vim_connection_info.id
|
|
resource_handle.resource_id = resource_data.get(
|
|
'physical_resource_id')
|
|
resource_handle.vim_level_resource_type = resource_data.get(
|
|
'resource_type')
|
|
|
|
def _update_vnfc_resource_info(self, vnf_instance, vnfc_res_info,
|
|
stack_resources, vim_connection_info,
|
|
update_network_resource=True):
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
|
|
def _pop_stack_resources(resource_name):
|
|
for stack_id, resources in stack_resources.items():
|
|
if resource_name in resources.keys():
|
|
return stack_id, resources
|
|
return None, {}
|
|
|
|
def _populate_virtual_link_resource_info(vnf_virtual_link_desc_id,
|
|
pop_resources):
|
|
vnf_virtual_link_resource_info = \
|
|
inst_vnf_info.vnf_virtual_link_resource_info
|
|
for vnf_vl_resource_info in vnf_virtual_link_resource_info:
|
|
if (vnf_vl_resource_info.vnf_virtual_link_desc_id !=
|
|
vnf_virtual_link_desc_id):
|
|
continue
|
|
|
|
vl_resource_data = pop_resources.pop(
|
|
vnf_virtual_link_desc_id, None)
|
|
if not vl_resource_data:
|
|
_, resources = _pop_stack_resources(
|
|
vnf_virtual_link_desc_id)
|
|
if not resources:
|
|
# NOTE(tpatil): network_resource is already set
|
|
# from the instantiatevnfrequest during instantiation.
|
|
continue
|
|
vl_resource_data = resources.get(
|
|
vnf_virtual_link_desc_id)
|
|
|
|
resource_handle = vnf_vl_resource_info.network_resource
|
|
resource_handle.vim_connection_id = vim_connection_info.id
|
|
resource_handle.resource_id = \
|
|
vl_resource_data.get('physical_resource_id')
|
|
resource_handle.vim_level_resource_type = \
|
|
vl_resource_data.get('resource_type')
|
|
|
|
def _populate_virtual_link_port(vnfc_cp_info, pop_resources):
|
|
vnf_virtual_link_resource_info = \
|
|
inst_vnf_info.vnf_virtual_link_resource_info
|
|
for vnf_vl_resource_info in vnf_virtual_link_resource_info:
|
|
vl_link_port_found = False
|
|
for vl_link_port in vnf_vl_resource_info.vnf_link_ports:
|
|
if vl_link_port.cp_instance_id == vnfc_cp_info.id:
|
|
vl_link_port_found = True
|
|
self._update_resource_handle(vnf_instance,
|
|
vl_link_port.resource_handle, pop_resources,
|
|
vnfc_cp_info.cpd_id,
|
|
vim_connection_info)
|
|
|
|
if vl_link_port_found:
|
|
yield vnf_vl_resource_info.vnf_virtual_link_desc_id
|
|
|
|
def _populate_virtual_storage(vnfc_resource_info, pop_resources):
|
|
virtual_storage_resource_info = inst_vnf_info. \
|
|
virtual_storage_resource_info
|
|
for storage_id in vnfc_resource_info.storage_resource_ids:
|
|
for vir_storage_res_info in virtual_storage_resource_info:
|
|
if vir_storage_res_info.id == storage_id:
|
|
self._update_resource_handle(vnf_instance,
|
|
vir_storage_res_info.storage_resource,
|
|
pop_resources,
|
|
vir_storage_res_info.virtual_storage_desc_id,
|
|
vim_connection_info)
|
|
break
|
|
|
|
stack_id, pop_resources = _pop_stack_resources(
|
|
vnfc_res_info.vdu_id)
|
|
|
|
self._update_resource_handle(vnf_instance,
|
|
vnfc_res_info.compute_resource, pop_resources,
|
|
vnfc_res_info.vdu_id, vim_connection_info)
|
|
|
|
if stack_id:
|
|
vnfc_res_info.metadata.update({"stack_id": stack_id})
|
|
|
|
_populate_virtual_storage(vnfc_res_info, pop_resources)
|
|
|
|
# Find out associated VLs, and CP used by vdu_id
|
|
virtual_links = set()
|
|
for vnfc_cp_info in vnfc_res_info.vnfc_cp_info:
|
|
for vl_desc_id in _populate_virtual_link_port(vnfc_cp_info,
|
|
pop_resources):
|
|
virtual_links.add(vl_desc_id)
|
|
|
|
if update_network_resource:
|
|
for vl_desc_id in virtual_links:
|
|
_populate_virtual_link_resource_info(vl_desc_id,
|
|
pop_resources)
|
|
|
|
def _update_ext_managed_virtual_link_ports(self, inst_vnf_info,
|
|
ext_managed_vl_info):
|
|
vnf_virtual_link_resource_info = \
|
|
inst_vnf_info.vnf_virtual_link_resource_info
|
|
|
|
def _update_link_port(vl_port):
|
|
for ext_vl_port in ext_managed_vl_info.vnf_link_ports:
|
|
if vl_port.id == ext_vl_port.id:
|
|
# Update the resource_id
|
|
ext_vl_port.resource_handle.vim_connection_id =\
|
|
vl_port.resource_handle.vim_connection_id
|
|
ext_vl_port.resource_handle.resource_id =\
|
|
vl_port.resource_handle.resource_id
|
|
ext_vl_port.resource_handle.vim_level_resource_type =\
|
|
vl_port.resource_handle.vim_level_resource_type
|
|
break
|
|
|
|
for vnf_vl_resource_info in vnf_virtual_link_resource_info:
|
|
if (vnf_vl_resource_info.vnf_virtual_link_desc_id !=
|
|
ext_managed_vl_info.vnf_virtual_link_desc_id):
|
|
continue
|
|
|
|
for vl_port in vnf_vl_resource_info.vnf_link_ports:
|
|
_update_link_port(vl_port)
|
|
|
|
def _update_vnfc_info(self, vnf_instance):
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
vnfc_info = []
|
|
|
|
for vnfc_res_info in inst_vnf_info.vnfc_resource_info:
|
|
vnfc = objects.VnfcInfo(id=uuidutils.generate_uuid(),
|
|
vdu_id=vnfc_res_info.vdu_id,
|
|
vnfc_state=fields.VnfcState.STARTED)
|
|
vnfc_info.append(vnfc)
|
|
|
|
inst_vnf_info.vnfc_info = vnfc_info
|
|
|
|
def _update_vnfc_resources(self, vnf_instance, stack_resources,
|
|
vim_connection_info):
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
for vnfc_res_info in inst_vnf_info.vnfc_resource_info:
|
|
self._update_vnfc_resource_info(vnf_instance, vnfc_res_info,
|
|
stack_resources, vim_connection_info)
|
|
|
|
# update vnf_link_ports of ext_managed_virtual_link_info using already
|
|
# populated vnf_link_ports from vnf_virtual_link_resource_info.
|
|
for ext_mng_vl_info in inst_vnf_info.ext_managed_virtual_link_info:
|
|
self._update_ext_managed_virtual_link_ports(inst_vnf_info,
|
|
ext_mng_vl_info)
|
|
|
|
def _get_stack_resources(self, stack_id, heatclient):
|
|
def _stack_ids(stack_id):
|
|
filters = {
|
|
"owner_id": stack_id,
|
|
"show_nested": True
|
|
}
|
|
yield stack_id
|
|
for stack in heatclient.stacks.list(**{"filters": filters}):
|
|
if stack.parent and stack.parent == stack_id:
|
|
for x in _stack_ids(stack.id):
|
|
yield x
|
|
|
|
resource_details = {}
|
|
for id in _stack_ids(stack_id):
|
|
resources = {}
|
|
child_stack = False if id == stack_id else True
|
|
for stack_resource in heatclient.resources.list(id):
|
|
resource_data = {"resource_type":
|
|
stack_resource.resource_type,
|
|
"physical_resource_id":
|
|
stack_resource.physical_resource_id}
|
|
resources[stack_resource.resource_name] = resource_data
|
|
resource_details[id] = resources
|
|
resource_details[id].update({'child_stack': child_stack})
|
|
|
|
return resource_details
|
|
|
|
def _get_vnfc_resources_from_heal_request(self, inst_vnf_info,
|
|
heal_vnf_request):
|
|
if not heal_vnf_request.vnfc_instance_id:
|
|
# include all vnfc resources
|
|
return [resource for resource in inst_vnf_info.vnfc_resource_info]
|
|
|
|
vnfc_resources = []
|
|
for vnfc_resource in inst_vnf_info.vnfc_resource_info:
|
|
if vnfc_resource.id in heal_vnf_request.vnfc_instance_id:
|
|
vnfc_resources.append(vnfc_resource)
|
|
return vnfc_resources
|
|
|
|
@log.log
|
|
def heal_vnf(self, context, vnf_instance, vim_connection_info,
|
|
heal_vnf_request):
|
|
access_info = vim_connection_info.access_info
|
|
region_name = access_info.get('region')
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
heatclient = hc.HeatClient(access_info, region_name=region_name)
|
|
vnf_lcm_op_occs = objects.VnfLcmOpOcc.get_by_vnf_instance_id(
|
|
context, vnf_instance.id)
|
|
|
|
def _get_storage_resources(vnfc_resource):
|
|
# Prepare list of storage resources to be marked unhealthy
|
|
for storage_id in vnfc_resource.storage_resource_ids:
|
|
for storage_res_info in inst_vnf_info. \
|
|
virtual_storage_resource_info:
|
|
if storage_res_info.id == storage_id:
|
|
yield storage_res_info.virtual_storage_desc_id, \
|
|
storage_res_info.storage_resource.resource_id
|
|
|
|
def _get_vdu_resources(vnfc_resources):
|
|
# Prepare list of vdu resources to be marked unhealthy
|
|
vdu_resources = []
|
|
for vnfc_resource in vnfc_resources:
|
|
resource_details = {"resource_name": vnfc_resource.vdu_id,
|
|
"physical_resource_id":
|
|
vnfc_resource.compute_resource.resource_id}
|
|
vdu_resources.append(resource_details)
|
|
|
|
# Get storage resources
|
|
for resource_name, resource_id in \
|
|
_get_storage_resources(vnfc_resource):
|
|
resource_details = {"resource_name": resource_name,
|
|
"physical_resource_id": resource_id}
|
|
vdu_resources.append(resource_details)
|
|
|
|
return vdu_resources
|
|
|
|
def _prepare_stack_resources_for_updation(vdu_resources,
|
|
stack_resources):
|
|
for resource in vdu_resources:
|
|
for stack_uuid, resources in stack_resources.items():
|
|
res_details = resources.get(resource['resource_name'])
|
|
if (res_details and res_details['physical_resource_id'] ==
|
|
resource['physical_resource_id']):
|
|
yield stack_uuid, resource['resource_name']
|
|
|
|
def _resource_mark_unhealthy():
|
|
vnfc_resources = self._get_vnfc_resources_from_heal_request(
|
|
inst_vnf_info, heal_vnf_request)
|
|
|
|
vdu_resources = _get_vdu_resources(vnfc_resources)
|
|
stack_resources = self._get_stack_resources(
|
|
inst_vnf_info.instance_id, heatclient)
|
|
|
|
cause = heal_vnf_request.cause or "Healing"
|
|
for stack_uuid, resource_name in \
|
|
_prepare_stack_resources_for_updation(
|
|
vdu_resources, stack_resources):
|
|
try:
|
|
LOG.info("Marking resource %(resource)s as unhealthy for "
|
|
"stack %(stack)s for vnf instance %(id)s",
|
|
{"resource": resource_name,
|
|
"stack": stack_uuid,
|
|
"id": vnf_instance.id})
|
|
|
|
heatclient.resource_mark_unhealthy(
|
|
stack_id=stack_uuid,
|
|
resource_name=resource_name, mark_unhealthy=True,
|
|
resource_status_reason=cause)
|
|
except Exception as exp:
|
|
msg = ("Failed to mark stack '%(stack_id)s' resource as "
|
|
"unhealthy for resource '%(resource)s', "
|
|
"Error: %(error)s")
|
|
raise exceptions.VnfHealFailed(id=vnf_instance.id,
|
|
error=msg % {"stack_id": inst_vnf_info.instance_id,
|
|
"resource": resource_name,
|
|
"error": str(exp)})
|
|
|
|
def _get_stack_status():
|
|
stack_statuses = ["CREATE_COMPLETE", "UPDATE_COMPLETE"]
|
|
stack = heatclient.get(inst_vnf_info.instance_id)
|
|
if stack.stack_status not in stack_statuses:
|
|
error = ("Healing of vnf instance %(id)s is possible only "
|
|
"when stack %(stack_id)s status is %(statuses)s, "
|
|
"current stack status is %(status)s")
|
|
raise exceptions.VnfHealFailed(id=vnf_instance.id,
|
|
error=error % {"id": vnf_instance.id,
|
|
"stack_id": inst_vnf_info.instance_id,
|
|
"statuses": ",".join(stack_statuses),
|
|
"status": stack.stack_status})
|
|
|
|
if vnf_lcm_op_occs.error_point <= fields.ErrorPoint.PRE_VIM_CONTROL:
|
|
_get_stack_status()
|
|
_resource_mark_unhealthy()
|
|
|
|
LOG.info("Updating stack %(stack)s for vnf instance %(id)s",
|
|
{"stack": inst_vnf_info.instance_id, "id": vnf_instance.id})
|
|
|
|
heatclient.update(stack_id=inst_vnf_info.instance_id, existing=True)
|
|
|
|
@log.log
|
|
def heal_vnf_wait(self, context, vnf_instance, vim_connection_info,
|
|
heal_vnf_request):
|
|
"""Check vnf is healed successfully"""
|
|
|
|
access_info = vim_connection_info.access_info
|
|
region_name = access_info.get('region')
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
stack = self._wait_until_stack_ready(inst_vnf_info.instance_id,
|
|
access_info, infra_cnst.STACK_UPDATE_IN_PROGRESS,
|
|
infra_cnst.STACK_UPDATE_COMPLETE, vnfm.VNFHealWaitFailed,
|
|
region_name=region_name)
|
|
return stack
|
|
|
|
def post_heal_vnf(self, context, vnf_instance, vim_connection_info,
|
|
heal_vnf_request):
|
|
"""Update resource_id for each vnfc resources
|
|
|
|
:param context: A RequestContext
|
|
:param vnf_instance: tacker.objects.VnfInstance to be healed
|
|
:vim_info: Credentials to initialize Vim connection
|
|
:heal_vnf_request: tacker.objects.HealVnfRequest object containing
|
|
parameters passed in the heal request
|
|
"""
|
|
access_info = vim_connection_info.access_info
|
|
region_name = access_info.get('region')
|
|
|
|
heatclient = hc.HeatClient(access_info, region_name)
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
stack_resources = self._get_stack_resources(inst_vnf_info.instance_id,
|
|
heatclient)
|
|
|
|
vnfc_resources = self._get_vnfc_resources_from_heal_request(
|
|
inst_vnf_info, heal_vnf_request)
|
|
for vnfc_res_info in vnfc_resources:
|
|
stack_id = vnfc_res_info.metadata.get("stack_id")
|
|
resources = stack_resources.get(stack_id)
|
|
if not resources:
|
|
# NOTE(tpatil): This could happen when heat child stacks
|
|
# and the stack_id stored in metadata of vnfc_res_info are
|
|
# not in sync. There is no point in syncing inconsistent
|
|
# resources information so exit with an error,
|
|
error = "Failed to find stack_id %s" % stack_id
|
|
raise exceptions.VnfHealFailed(id=vnf_instance.id,
|
|
error=error)
|
|
|
|
self._update_vnfc_resource_info(vnf_instance, vnfc_res_info,
|
|
{stack_id: resources}, vim_connection_info,
|
|
update_network_resource=False)
|
|
|
|
@log.log
|
|
def get_scale_ids(self, plugin, context, vnf_dict, auth_attr,
|
|
region_name=None):
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
grp = heatclient.resource_get(vnf_dict['instance_id'],
|
|
vnf_dict['policy_name'] + '_group')
|
|
ret_list = []
|
|
for rsc in heatclient.resource_get_list(grp.physical_resource_id):
|
|
ret_list.append(rsc.physical_resource_id)
|
|
return ret_list
|
|
|
|
@log.log
|
|
def get_scale_in_ids(self, plugin, context, vnf_dict, is_reverse,
|
|
auth_attr,
|
|
region_name,
|
|
number_of_steps):
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
grp = heatclient.resource_get(vnf_dict['instance_id'],
|
|
vnf_dict['policy_name'] + '_group')
|
|
res_list = []
|
|
for rsc in heatclient.resource_get_list(grp.physical_resource_id):
|
|
scale_rsc = heatclient.resource_get(grp.physical_resource_id,
|
|
rsc.resource_name)
|
|
if 'COMPLETE' in scale_rsc.resource_status:
|
|
res_list.append(scale_rsc)
|
|
res_list = sorted(
|
|
res_list,
|
|
key=lambda x: (x.creation_time, x.resource_name)
|
|
)
|
|
LOG.debug("res_list %s", res_list)
|
|
heat_template = vnf_dict['attributes']['heat_template']
|
|
group_name = vnf_dict['policy_name'] + '_group'
|
|
policy_name = vnf_dict['policy_name'] + '_scale_in'
|
|
|
|
heat_resource = yaml.safe_load(heat_template)
|
|
group_temp = heat_resource['resources'][group_name]
|
|
group_prop = group_temp['properties']
|
|
min_size = group_prop['min_size']
|
|
|
|
policy_temp = heat_resource['resources'][policy_name]
|
|
policy_prop = policy_temp['properties']
|
|
adjust = policy_prop['scaling_adjustment']
|
|
|
|
stack_size = len(res_list)
|
|
cap_size = stack_size + (adjust * number_of_steps)
|
|
if cap_size < min_size:
|
|
cap_size = min_size
|
|
|
|
if is_reverse == 'True':
|
|
res_list2 = res_list[:cap_size]
|
|
LOG.debug("res_list2 reverse %s", res_list2)
|
|
else:
|
|
res_list2 = res_list[-cap_size:]
|
|
LOG.debug("res_list2 %s", res_list2)
|
|
|
|
before_list = []
|
|
after_list = []
|
|
before_rs_list = []
|
|
after_rs_list = []
|
|
for rsc in res_list:
|
|
before_list.append(rsc.physical_resource_id)
|
|
before_rs_list.append(rsc.resource_name)
|
|
for rsc in res_list2:
|
|
after_list.append(rsc.physical_resource_id)
|
|
after_rs_list.append(rsc.resource_name)
|
|
|
|
if 0 < cap_size:
|
|
return_list = list(set(before_list) - set(after_list))
|
|
return_rs_list = list(set(before_rs_list) - set(after_rs_list))
|
|
else:
|
|
return_list = before_list
|
|
return_rs_list = before_rs_list
|
|
|
|
return return_list, return_rs_list, grp.physical_resource_id, cap_size
|
|
|
|
@log.log
|
|
def scale_resource_update(self, context, vnf_instance,
|
|
scale_vnf_request,
|
|
vim_connection_info):
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
vnfc_rsc_list = []
|
|
st_rsc_list = []
|
|
for vnfc in vnf_instance.instantiated_vnf_info.vnfc_resource_info:
|
|
vnfc_rsc_list.append(vnfc.compute_resource.resource_id)
|
|
for st in vnf_instance.instantiated_vnf_info.\
|
|
virtual_storage_resource_info:
|
|
st_rsc_list.append(st.storage_resource.resource_id)
|
|
|
|
access_info = vim_connection_info.access_info
|
|
|
|
heatclient = hc.HeatClient(access_info,
|
|
region_name=access_info.get('region'))
|
|
|
|
if scale_vnf_request.type == 'SCALE_OUT':
|
|
grp = heatclient.resource_get(
|
|
inst_vnf_info.instance_id,
|
|
scale_vnf_request.aspect_id + '_group')
|
|
for scale_rsc in heatclient.resource_get_list(
|
|
grp.physical_resource_id):
|
|
vnfc_rscs = []
|
|
scale_resurce_list = heatclient.resource_get_list(
|
|
scale_rsc.physical_resource_id)
|
|
for rsc in scale_resurce_list:
|
|
if rsc.resource_type == 'OS::Nova::Server':
|
|
if rsc.physical_resource_id not in vnfc_rsc_list:
|
|
rsc_info = heatclient.resource_get(
|
|
scale_rsc.physical_resource_id,
|
|
rsc.resource_name)
|
|
LOG.debug("rsc %s", rsc_info)
|
|
if 'COMPLETE' in rsc.resource_status and '\
|
|
INIT_COMPLETE' != rsc.resource_status:
|
|
vnfc_resource_info = objects.VnfcResourceInfo()
|
|
vnfc_resource_info.id =\
|
|
uuidutils.generate_uuid()
|
|
vnfc_resource_info.vdu_id = rsc.resource_name
|
|
resource = objects.ResourceHandle()
|
|
resource.vim_connection_id =\
|
|
vim_connection_info.id
|
|
resource.resource_id =\
|
|
rsc_info.physical_resource_id
|
|
resource.vim_level_resource_type = '\
|
|
OS::Nova::Server'
|
|
vnfc_resource_info.compute_resource = resource
|
|
vnfc_resource_info.metadata.update(
|
|
{"stack_id":
|
|
scale_rsc.physical_resource_id})
|
|
vnfc_resource_info.vnfc_cp_info = []
|
|
volumes_attached = rsc_info.attributes.get(
|
|
'os-extended-volumes:volumes_attached')
|
|
if not volumes_attached:
|
|
volumes_attached = []
|
|
vnfc_resource_info.storage_resource_ids = []
|
|
for vol in volumes_attached:
|
|
vnfc_resource_info.\
|
|
storage_resource_ids.\
|
|
append(vol.get('id'))
|
|
vnfc_rscs.append(vnfc_resource_info)
|
|
if len(vnfc_rscs) == 0:
|
|
continue
|
|
|
|
for rsc in scale_resurce_list:
|
|
if 'COMPLETE' in rsc.resource_status and '\
|
|
INIT_COMPLETE' != rsc.resource_status:
|
|
if rsc.resource_type == 'OS::Neutron::Port':
|
|
rsc_info = heatclient.resource_get(
|
|
scale_rsc.physical_resource_id,
|
|
rsc.resource_name)
|
|
LOG.debug("rsc %s", rsc_info)
|
|
for vnfc_rsc in vnfc_rscs:
|
|
if vnfc_rsc.vdu_id in rsc_info.required_by:
|
|
vnfc_cp = objects.VnfcCpInfo()
|
|
vnfc_cp.id = uuidutils.generate_uuid()
|
|
vnfc_cp.cpd_id = rsc.resource_name
|
|
vnfc_cp.cp_protocol_info = []
|
|
|
|
cp_protocol_info = objects.CpProtocolInfo()
|
|
cp_protocol_info.layer_protocol = \
|
|
'IP_OVER_ETHERNET'
|
|
ip_over_ethernet = objects.\
|
|
IpOverEthernetAddressInfo()
|
|
ip_over_ethernet.mac_address = rsc_info.\
|
|
attributes.get('mac_address')
|
|
cp_protocol_info.ip_over_ethernet = \
|
|
ip_over_ethernet
|
|
vnfc_cp.cp_protocol_info.append(
|
|
cp_protocol_info)
|
|
ip_addresses = objects.\
|
|
vnf_instantiated_info.IpAddress()
|
|
ip_addresses.addresses = []
|
|
for fixed_ip in rsc_info.attributes.get(
|
|
'fixed_ips'):
|
|
try:
|
|
ip_addr = fixed_ip.get(
|
|
'ip_address')
|
|
ip_addresses.type = \
|
|
'IPV{}'.format(
|
|
ipaddress.ip_address(
|
|
ip_addr).version)
|
|
except ValueError:
|
|
LOG.error("Invalid ip address %s"
|
|
" in resource %s.",
|
|
ip_addr, vnfc_rsc.id)
|
|
raise exceptions.InvalidIpAddr(
|
|
id=vnfc_rsc.id)
|
|
ip_addresses.addresses.append(ip_addr)
|
|
ip_addresses.subnet_id = fixed_ip.get(
|
|
'subnet_id')
|
|
ip_over_ethernet.ip_addresses = []
|
|
ip_over_ethernet.ip_addresses.append(
|
|
ip_addresses)
|
|
for vl in vnf_instance.\
|
|
instantiated_vnf_info.\
|
|
vnf_virtual_link_resource_info:
|
|
if vl.network_resource.resource_id ==\
|
|
rsc_info.attributes.get(
|
|
'network_id'):
|
|
resource = objects.ResourceHandle()
|
|
resource.vim_connection_id =\
|
|
vim_connection_info.id
|
|
resource.resource_id =\
|
|
rsc_info.physical_resource_id
|
|
resource.vim_level_resource_type =\
|
|
'OS::Neutron::Port'
|
|
if not vl.vnf_link_ports:
|
|
vl.vnf_link_ports = []
|
|
link_port_info = objects.\
|
|
VnfLinkPortInfo()
|
|
link_port_info.id = uuidutils.\
|
|
generate_uuid()
|
|
link_port_info.resource_handle =\
|
|
resource
|
|
link_port_info.cp_instance_id =\
|
|
vnfc_cp.id
|
|
vl.vnf_link_ports.append(
|
|
link_port_info)
|
|
vnfc_rsc.vnf_link_port_id =\
|
|
link_port_info.id
|
|
vnfc_rsc.vnfc_cp_info.append(vnfc_cp)
|
|
if rsc.resource_type == 'OS::Cinder::Volume':
|
|
if rsc.physical_resource_id not in st_rsc_list:
|
|
virtual_storage_resource_info =\
|
|
objects.VirtualStorageResourceInfo()
|
|
virtual_storage_resource_info.id =\
|
|
uuidutils.generate_uuid()
|
|
virtual_storage_resource_info.\
|
|
virtual_storage_desc_id = rsc.resource_name
|
|
resource = objects.ResourceHandle()
|
|
resource.vim_connection_id =\
|
|
vim_connection_info.id
|
|
resource.resource_id = rsc.physical_resource_id
|
|
resource.vim_level_resource_type = '\
|
|
OS::Cinder::Volume'
|
|
virtual_storage_resource_info.\
|
|
storage_resource = resource
|
|
inst_vnf_info.virtual_storage_resource_info.\
|
|
append(virtual_storage_resource_info)
|
|
inst_vnf_info.vnfc_resource_info.extend(vnfc_rscs)
|
|
if scale_vnf_request.type == 'SCALE_IN':
|
|
resurce_list = heatclient.resource_get_list(
|
|
inst_vnf_info.instance_id, nested_depth=2)
|
|
after_vnfcs_list = []
|
|
after_st_list = []
|
|
after_port_list = []
|
|
for rsc in resurce_list:
|
|
if rsc.resource_type == 'OS::Nova::Server':
|
|
after_vnfcs_list.append(rsc.physical_resource_id)
|
|
if rsc.resource_type == 'OS::Cinder::Volume':
|
|
after_st_list.append(rsc.physical_resource_id)
|
|
if rsc.resource_type == 'OS::Neutron::Port':
|
|
after_port_list.append(rsc.physical_resource_id)
|
|
LOG.debug("after_st_list %s", after_st_list)
|
|
del_index = []
|
|
for index, vnfc in enumerate(
|
|
vnf_instance.instantiated_vnf_info.vnfc_resource_info):
|
|
if vnfc.compute_resource.resource_id not in after_vnfcs_list:
|
|
del_index.append(index)
|
|
for ind in del_index[::-1]:
|
|
vnf_instance.instantiated_vnf_info.vnfc_resource_info.pop(ind)
|
|
|
|
del_index = []
|
|
for index, st in enumerate(
|
|
vnf_instance.instantiated_vnf_info.
|
|
virtual_storage_resource_info):
|
|
LOG.debug(
|
|
"st.storage_resource.resource_id %s",
|
|
st.storage_resource.resource_id)
|
|
if st.storage_resource.resource_id not in after_st_list:
|
|
del_index.append(index)
|
|
for ind in del_index[::-1]:
|
|
vnf_instance.instantiated_vnf_info.\
|
|
virtual_storage_resource_info.pop(ind)
|
|
|
|
for vl in vnf_instance.instantiated_vnf_info.\
|
|
vnf_virtual_link_resource_info:
|
|
del_index = []
|
|
for index, vl_port in enumerate(vl.vnf_link_ports):
|
|
if vl_port.resource_handle.\
|
|
resource_id not in after_port_list:
|
|
del_index.append(index)
|
|
for ind in del_index[::-1]:
|
|
vl.vnf_link_ports.pop(ind)
|
|
|
|
@log.log
|
|
def scale_in_reverse(self, context, plugin, auth_attr, vnf_info,
|
|
scale_vnf_request, region_name,
|
|
scale_name_list, grp_id):
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
if grp_id:
|
|
for name in scale_name_list:
|
|
heatclient.resource_mark_unhealthy(
|
|
stack_id=grp_id,
|
|
resource_name=name,
|
|
mark_unhealthy=True,
|
|
resource_status_reason='Scale')
|
|
paramDict = {}
|
|
scale_json = vnf_info['attributes']['scale_group']
|
|
scaleGroupDict = jsonutils.loads(scale_json)
|
|
for name, value in scaleGroupDict['scaleGroupDict'].items():
|
|
paramDict[name + '_desired_capacity'] = value['default']
|
|
paramDict[scale_vnf_request.aspect_id + '_desired_capacity'] = \
|
|
vnf_info['res_num']
|
|
stack_update_param = {
|
|
'parameters': paramDict,
|
|
'existing': True}
|
|
heatclient.update(vnf_info['instance_id'], **stack_update_param)
|
|
stack_param = yaml.safe_load(vnf_info['attributes']['stack_param'])
|
|
stack_param.update(paramDict)
|
|
vnf_info['attributes'].update({'stack_param': str(paramDict)})
|
|
|
|
@log.log
|
|
def scale_out_initial(self, context, plugin, auth_attr, vnf_info,
|
|
scale_vnf_request, region_name):
|
|
scale_json = vnf_info['attributes']['scale_group']
|
|
scaleGroupDict = jsonutils.loads(scale_json)
|
|
key_aspect = scale_vnf_request.aspect_id
|
|
num = scaleGroupDict['scaleGroupDict'][key_aspect]['num']
|
|
vnf_info['res_num'] = num * scale_vnf_request.number_of_steps
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
paramDict = {}
|
|
for name, value in scaleGroupDict['scaleGroupDict'].items():
|
|
paramDict[name + '_desired_capacity'] = value['default']
|
|
paramDict[scale_vnf_request.aspect_id +
|
|
'_desired_capacity'] = vnf_info['res_num']
|
|
stack_param = yaml.safe_load(vnf_info['attributes']['stack_param'])
|
|
grant = vnf_info['grant']
|
|
for addrsc in grant.add_resources:
|
|
for zone in grant.zones:
|
|
if zone.id == addrsc.zone_id:
|
|
for rsc in vnf_info['addResources']:
|
|
if addrsc.resource_definition_id == rsc.id:
|
|
vdu_name = rsc.vdu_id
|
|
break
|
|
if not (stack_param['nfv']['VDU']
|
|
[vdu_name]).get('zone') and\
|
|
zone.zone_id:
|
|
stack_param['nfv']['VDU'][vdu_name]['zone'] = \
|
|
zone.zone_id
|
|
if (stack_param['nfv']['VDU']
|
|
[vdu_name]).get('zone') and\
|
|
not zone.zone_id:
|
|
del stack_param['nfv']['VDU'][vdu_name]['zone']
|
|
if 'vim_assets' in grant and grant.vim_assets:
|
|
for flavour in grant.vim_assets.compute_resource_flavours:
|
|
vdu_name = flavour.vnfd_virtual_compute_desc_id
|
|
stack_param['nfv']['VDU'][vdu_name]['flavor'] = \
|
|
flavour.vim_flavour_id
|
|
for image in grant.vim_assets.software_images:
|
|
vdu_name = image.vnfd_software_image_id
|
|
stack_param['nfv']['VDU'][vdu_name]['image'] = \
|
|
image.vim_software_image_id
|
|
|
|
paramDict['nfv'] = stack_param['nfv']
|
|
stack_update_param = {
|
|
'parameters': paramDict,
|
|
'existing': True}
|
|
heatclient.update(vnf_info['instance_id'], **stack_update_param)
|
|
vnf_info['attributes'].update({'stack_param': str(paramDict)})
|
|
|
|
@log.log
|
|
def scale_update_wait(
|
|
self,
|
|
context,
|
|
plugin,
|
|
auth_attr,
|
|
vnf_info,
|
|
region_name):
|
|
self._wait_until_stack_ready(vnf_info['instance_id'],
|
|
auth_attr, infra_cnst.STACK_UPDATE_IN_PROGRESS,
|
|
infra_cnst.STACK_UPDATE_COMPLETE,
|
|
vnfm.VNFScaleWaitFailed, region_name=region_name)
|
|
|
|
def get_cinder_list(self, vnf_info):
|
|
cinder_list = []
|
|
block_key = 'block_device_mapping_v2'
|
|
if not vnf_info['attributes'].get('scale_group'):
|
|
heat_yaml = vnf_info['attributes']['heat_template']
|
|
heat_dict = yaml.safe_load(heat_yaml)
|
|
for resource_name, resource in heat_dict['resources'].items():
|
|
if resource.get('properties') and resource.get(
|
|
'properties').get(block_key):
|
|
for cinder in resource['properties'][block_key]:
|
|
if cinder['volume_id'].get('get_resource'):
|
|
cinder_list.append(
|
|
cinder['volume_id']['get_resource'])
|
|
else:
|
|
for resource_name, resource in vnf_info['attributes'].items():
|
|
if '.yaml' in resource_name:
|
|
heat_dict = yaml.safe_load(resource)
|
|
for resource_name, resource in heat_dict['resources'].\
|
|
items():
|
|
if resource.get('properties') and resource.get(
|
|
'properties').get(block_key):
|
|
for cinder in resource['properties'][block_key]:
|
|
if cinder['volume_id'].get('get_resource'):
|
|
cinder_list.append(
|
|
cinder['volume_id']['get_resource'])
|
|
return cinder_list
|
|
|
|
def get_grant_resource(
|
|
self,
|
|
vnf_instance,
|
|
vnf_info,
|
|
scale_vnf_request,
|
|
placement_obj_list,
|
|
vim_connection_info,
|
|
del_list):
|
|
if scale_vnf_request.type == 'SCALE_OUT':
|
|
self._get_grant_resource_scale_out(vnf_info,
|
|
scale_vnf_request,
|
|
placement_obj_list)
|
|
else:
|
|
self.get_grant_resource_scale_in(vnf_instance,
|
|
vnf_info,
|
|
vim_connection_info,
|
|
del_list)
|
|
|
|
def _get_grant_resource_scale_out(
|
|
self,
|
|
vnf_info,
|
|
scale_vnf_request,
|
|
placement_obj_list):
|
|
add_resources = []
|
|
affinity_list = []
|
|
placement_constraint_list = []
|
|
uuid_list = []
|
|
port_uuid_list = []
|
|
storage_uuid_list = []
|
|
heat_template = vnf_info['attributes']['heat_template']
|
|
heat_resource = yaml.safe_load(heat_template)
|
|
key_vnfd = scale_vnf_request.aspect_id + '_scale_out'
|
|
ajust_prop = heat_resource['resources'][key_vnfd]['properties']
|
|
ajust = ajust_prop['scaling_adjustment']
|
|
size = ajust * scale_vnf_request.number_of_steps
|
|
yaml_name = scale_vnf_request.aspect_id + '_res.yaml'
|
|
if not vnf_info['attributes'].get(yaml_name):
|
|
yaml_name = scale_vnf_request.aspect_id + '.hot.yaml'
|
|
nested_hot = yaml.safe_load(
|
|
vnf_info['attributes'][yaml_name])
|
|
for resource_name, resource in nested_hot['resources'].items():
|
|
if resource['type'] == 'OS::Nova::Server':
|
|
for i in range(size):
|
|
add_uuid = uuidutils.generate_uuid()
|
|
rsc = objects.ResourceDefinition(
|
|
id=add_uuid,
|
|
type=constants.TYPE_COMPUTE,
|
|
vdu_id=resource_name,
|
|
resource_template_id=resource_name)
|
|
add_resources.append(rsc)
|
|
uuid_list.append(add_uuid)
|
|
for net in resource.get('networks', []):
|
|
add_uuid = uuidutils.generate_uuid()
|
|
port_rsc = net['port']['get_resource']
|
|
rsc = objects.ResourceDefinition(
|
|
id=add_uuid,
|
|
type=constants.TYPE_LINKPORT,
|
|
vdu_id=resource_name,
|
|
resource_template_id=port_rsc)
|
|
add_resources.append(rsc)
|
|
port_uuid_list.append(add_uuid)
|
|
if resource['properties'].get('block_device_mapping_v2'):
|
|
for i in range(size):
|
|
for cinder in resource['properties'].get(
|
|
'block_device_mapping_v2', []):
|
|
add_uuid = uuidutils.generate_uuid()
|
|
vol_rsc = cinder['volume_id']['get_resource']
|
|
rsc = objects.ResourceDefinition(
|
|
id=add_uuid,
|
|
type=constants.TYPE_STORAGE,
|
|
vdu_id=resource_name,
|
|
resource_template_id=vol_rsc)
|
|
add_resources.append(rsc)
|
|
storage_uuid_list.append(add_uuid)
|
|
if resource['properties'].get('scheduler_hints'):
|
|
sch_hint = resource['properties']['scheduler_hints']
|
|
if sch_hint['group'].get('get_param'):
|
|
affinity_name = sch_hint['group']['get_param']
|
|
else:
|
|
affinity_name = sch_hint['group']['get_resource']
|
|
for placement in placement_obj_list:
|
|
if placement.server_group_name == affinity_name:
|
|
for uuid in uuid_list:
|
|
rsc = objects.ConstraintResourceRef(
|
|
id_type='GRANT', resource_id=uuid)
|
|
plm = jsonutils.loads(placement.resource)
|
|
plm.append(rsc.to_dict())
|
|
placement.resource = jsonutils.dumps(plm)
|
|
affinity_list.append(affinity_name)
|
|
break
|
|
if resource['type'] == 'OS::Cinder::VolumeAttachment':
|
|
for i in range(size):
|
|
add_uuid = uuidutils.generate_uuid()
|
|
vol_rsc = resource['properties']['instance_uuid']
|
|
rsc = objects.ResourceDefinition(
|
|
id=add_uuid,
|
|
type=constants.TYPE_STORAGE,
|
|
vdu_id=vol_rsc['get_resource'],
|
|
resource_template_id=resource_name)
|
|
add_resources.append(rsc)
|
|
storage_uuid_list.append(add_uuid)
|
|
vnf_info['uuid_list'] = uuid_list
|
|
vnf_info['port_uuid_list'] = port_uuid_list
|
|
vnf_info['storage_uuid_list'] = storage_uuid_list
|
|
for placement in placement_obj_list:
|
|
if placement.server_group_name in affinity_list:
|
|
plm = jsonutils.loads(placement.resource)
|
|
addRsc = []
|
|
for pl in plm:
|
|
vim_id = pl.get('vim_connection_id')
|
|
addRsc.append(
|
|
objects.ConstraintResourceRef(
|
|
id_type=pl['id_type'],
|
|
resource_id=pl['resource_id'],
|
|
vim_connection_id=vim_id))
|
|
placement_constraint = objects.PlacementConstraint(
|
|
affinity_or_anti_affinity='ANTI_AFFINITY',
|
|
scope='ZONE',
|
|
resource=addRsc,
|
|
fallback_best_effort=True)
|
|
placement_constraint_list.append(placement_constraint)
|
|
vnf_info['addResources'] = add_resources
|
|
vnf_info['removeResources'] = []
|
|
vnf_info['affinity_list'] = affinity_list
|
|
vnf_info['placement_constraint_list'] = placement_constraint_list
|
|
|
|
def get_grant_resource_scale_in(
|
|
self,
|
|
vnf_instance,
|
|
vnf_info,
|
|
vim_connection_info,
|
|
del_list):
|
|
remove_resources = []
|
|
access_info = vim_connection_info.access_info
|
|
|
|
heatclient = hc.HeatClient(access_info,
|
|
region_name=access_info.get('region'))
|
|
inst_info = vnf_instance.instantiated_vnf_info
|
|
for del_rsc in del_list:
|
|
scale_resurce_list = heatclient.resource_get_list(del_rsc)
|
|
for rsc in scale_resurce_list:
|
|
if rsc.resource_type == 'OS::Nova::Server':
|
|
for vnfc_resource in inst_info.vnfc_resource_info:
|
|
if vnfc_resource.\
|
|
compute_resource.resource_id == \
|
|
rsc.physical_resource_id:
|
|
cmo_rsc = vnfc_resource.compute_resource
|
|
vim_id = cmo_rsc.vim_connection_id
|
|
rsc_id = cmo_rsc.resource_id
|
|
resource = objects.ResourceDefinition(
|
|
id=vnfc_resource.id,
|
|
type=constants.TYPE_COMPUTE,
|
|
vdu_id=vnfc_resource.vdu_id,
|
|
resource_template_id=vnfc_resource.vdu_id,
|
|
resource=objects.ResourceHandle(
|
|
vim_connection_id=vim_id,
|
|
resource_id=rsc_id))
|
|
remove_resources.append(resource)
|
|
if rsc.resource_type == 'OS::Neutron::Port':
|
|
for vl_resource in \
|
|
inst_info.vnf_virtual_link_resource_info:
|
|
for cp_resource in vl_resource.vnf_link_ports:
|
|
cp_handl = cp_resource.resource_handle
|
|
cp_id = cp_handl.resource_id
|
|
vim_id = cp_handl.vim_connection_id
|
|
if cp_id == rsc.physical_resource_id:
|
|
for vnfc_resource in inst_info.\
|
|
vnfc_resource_info:
|
|
for vnfc_cp_rsc in vnfc_resource.\
|
|
vnfc_cp_info:
|
|
if cp_resource.\
|
|
cp_instance_id == \
|
|
vnfc_cp_rsc.id:
|
|
p_id = cp_resource.id
|
|
v_id = vnfc_resource.vdu_id
|
|
d_id = vnfc_cp_rsc.cpd_id
|
|
r_hd = objects.\
|
|
ResourceHandle()
|
|
r_hd.\
|
|
vim_connection_id = \
|
|
vim_id
|
|
r_hd.resource_id = cp_id
|
|
rs = objects.\
|
|
ResourceDefinition()
|
|
rs.id = p_id
|
|
rs.type = 'constants.\
|
|
TYPE_LINKPORT'
|
|
rs.vdu_id = v_id
|
|
rs.resource_template_id = d_id
|
|
rs.resource = r_hd
|
|
remove_resources.append(
|
|
rs)
|
|
if rsc.resource_type == 'OS::Cinder::Volume':
|
|
st_info = inst_info.virtual_storage_resource_info
|
|
for storage_resource in st_info:
|
|
st_rsc = storage_resource.storage_resource
|
|
st_id = st_rsc.resource_id
|
|
if st_id == rsc.physical_resource_id:
|
|
ins_vnfc = inst_info.vnfc_resource_info
|
|
for vnfc_resource in ins_vnfc:
|
|
s_ids = vnfc_resource.storage_resource_ids
|
|
if storage_resource.id in s_ids:
|
|
rs = objects.ResourceDefinition()
|
|
rs.id = storage_resource.id
|
|
rs.type = 'STORAGE'
|
|
rs.vdu_id = vnfc_resource.vdu_id
|
|
tmp_id = storage_resource.\
|
|
virtual_storage_desc_id
|
|
rs.resource_template_id = tmp_id
|
|
r_hd = objects.ResourceHandle()
|
|
vim_id = st_rsc.vim_connection_id
|
|
rsc_id = st_rsc.resource_id
|
|
r_hd.vim_connection_id = vim_id
|
|
r_hd.resource_id = rsc_id
|
|
rs.resource = r_hd
|
|
remove_resources.append(rs)
|
|
vnf_info['addResources'] = []
|
|
vnf_info['removeResources'] = remove_resources
|
|
vnf_info['affinity_list'] = []
|
|
vnf_info['placement_constraint_list'] = []
|
|
|
|
@log.log
|
|
def get_rollback_ids(self, plugin, context,
|
|
vnf_dict,
|
|
aspect_id,
|
|
auth_attr,
|
|
region_name):
|
|
heatclient = hc.HeatClient(auth_attr, region_name)
|
|
grp = heatclient.resource_get(vnf_dict['instance_id'],
|
|
aspect_id + '_group')
|
|
res_list = []
|
|
for rsc in heatclient.resource_get_list(grp.physical_resource_id):
|
|
scale_rsc = heatclient.resource_get(grp.physical_resource_id,
|
|
rsc.resource_name)
|
|
if 'COMPLETE' in scale_rsc.resource_status \
|
|
and 'INIT_COMPLETE' != scale_rsc.resource_status:
|
|
res_list.append(scale_rsc)
|
|
res_list = sorted(
|
|
res_list,
|
|
key=lambda x: (x.creation_time, x.resource_name)
|
|
)
|
|
LOG.debug("res_list %s", res_list)
|
|
heat_template = vnf_dict['attributes']['heat_template']
|
|
group_name = aspect_id + '_group'
|
|
|
|
heat_resource = yaml.safe_load(heat_template)
|
|
group_temp = heat_resource['resources'][group_name]
|
|
group_prop = group_temp['properties']
|
|
min_size = group_prop['min_size']
|
|
|
|
cap_size = vnf_dict['res_num']
|
|
|
|
if cap_size < min_size:
|
|
cap_size = min_size
|
|
|
|
reversed_res_list = res_list[:cap_size]
|
|
LOG.debug("reversed_res_list reverse %s", reversed_res_list)
|
|
|
|
# List of physical_resource_id before Rollback
|
|
before_list = []
|
|
# List of physical_resource_ids remaining after Rollback
|
|
after_list = []
|
|
# List of resource_name before Rollback
|
|
before_rs_list = []
|
|
# List of resource_names left after Rollback
|
|
after_rs_list = []
|
|
for rsc in res_list:
|
|
before_list.append(rsc.physical_resource_id)
|
|
before_rs_list.append(rsc.resource_name)
|
|
for rsc in reversed_res_list:
|
|
after_list.append(rsc.physical_resource_id)
|
|
after_rs_list.append(rsc.resource_name)
|
|
|
|
# Make a list of the physical_resource_id and r
|
|
# esource_name of the VMs that will actually be deleted
|
|
if 0 < cap_size:
|
|
return_list = list(set(before_list) - set(after_list))
|
|
return_rs_list = list(set(before_rs_list) - set(after_rs_list))
|
|
else:
|
|
return_list = before_list
|
|
return_rs_list = before_rs_list
|
|
|
|
return return_list, return_rs_list, grp.physical_resource_id
|
|
|
|
@log.log
|
|
def change_ext_conn_vnf(self, context, vnf_instance, vnf_dict,
|
|
vim_connection_info, change_ext_conn_req):
|
|
|
|
base_hot_dict, nested_hot_dict = \
|
|
vnflcm_utils.get_base_nest_hot_dict(
|
|
context,
|
|
vnf_instance.instantiated_vnf_info.flavour_id,
|
|
vnf_instance.vnfd_id)
|
|
stack_param = yaml.safe_load(
|
|
vnf_dict['attributes']['stack_param'])
|
|
|
|
LOG.debug('before stack_param: {}'.format(stack_param))
|
|
cp_param = stack_param['nfv']['CP']
|
|
|
|
for ext_virtual_link in change_ext_conn_req.ext_virtual_links:
|
|
for ext_cp in ext_virtual_link.ext_cps:
|
|
if ext_cp.cpd_id not in cp_param.keys():
|
|
continue
|
|
cpd_id = ext_cp.cpd_id
|
|
network = cp_param[cpd_id].get('network', None)
|
|
if network and network != ext_virtual_link.resource_id:
|
|
cp_param[cpd_id].update(
|
|
dict(network=ext_virtual_link.resource_id))
|
|
|
|
try:
|
|
ip_addr = ext_cp.cp_config[0].cp_protocol_data[0].\
|
|
ip_over_ethernet.ip_addresses[0]
|
|
except IndexError:
|
|
# If the element under ext_cp does not exist,
|
|
# and ip_addresses cannot get, do nothing
|
|
continue
|
|
|
|
fixed_ips = dict()
|
|
updated_fixed_ips = []
|
|
if ip_addr.fixed_addresses:
|
|
for address in ip_addr.fixed_addresses:
|
|
fixed_ips = dict(ip_address=address)
|
|
if ip_addr.subnet_id:
|
|
fixed_ips.update(dict(subnet=ip_addr.subnet_id))
|
|
updated_fixed_ips.append(fixed_ips)
|
|
elif ip_addr.num_dynamic_addresses > 0:
|
|
if ip_addr.subnet_id:
|
|
fixed_ips.update(dict(subnet=ip_addr.subnet_id))
|
|
updated_fixed_ips.append(fixed_ips)
|
|
if updated_fixed_ips:
|
|
cp_param[cpd_id].update(
|
|
dict(fixed_ips=updated_fixed_ips))
|
|
|
|
LOG.debug('after stack_param: {}'.format(stack_param))
|
|
|
|
access_info = vim_connection_info.access_info
|
|
heatclient = hc.HeatClient(access_info,
|
|
region_name=access_info.get('region'))
|
|
|
|
# Update heat-stack with BaseHOT and parameters
|
|
self._update_stack_with_user_data(
|
|
heatclient, vnf_instance, base_hot_dict, nested_hot_dict,
|
|
stack_param, vnf_instance.instantiated_vnf_info.instance_id)
|
|
vnf_dict['attributes'].update({'stack_param': str(stack_param)})
|
|
|
|
@log.log
|
|
def change_ext_conn_vnf_wait(self, context, vnf_instance,
|
|
vim_connection_info):
|
|
access_info = vim_connection_info.access_info
|
|
region_name = access_info.get('region')
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
stack = self._wait_until_stack_ready(inst_vnf_info.instance_id,
|
|
access_info, infra_cnst.STACK_UPDATE_IN_PROGRESS,
|
|
infra_cnst.STACK_UPDATE_COMPLETE,
|
|
vnfm.VNFChangeExtConnWaitFailed,
|
|
region_name=region_name)
|
|
return stack
|
|
|
|
def _update_vnfc_resources_and_info(self, context, vnf_instance,
|
|
vim_connection_info):
|
|
inst_vnf_info = vnf_instance.instantiated_vnf_info
|
|
access_info = vim_connection_info.access_info
|
|
heatclient = hc.HeatClient(access_info,
|
|
region_name=access_info.get('region'))
|
|
stack_resources = self._get_stack_resources(
|
|
inst_vnf_info.instance_id, heatclient)
|
|
self._update_vnfc_resources(vnf_instance, stack_resources,
|
|
vim_connection_info)
|
|
self._update_vnfc_info(vnf_instance)
|
|
|
|
@log.log
|
|
def post_vnf_instantiation(self, context, vnf_instance,
|
|
vim_connection_info, instantiate_vnf_req):
|
|
self._update_vnfc_resources_and_info(
|
|
context, vnf_instance, vim_connection_info)
|
|
|
|
@log.log
|
|
def post_change_ext_conn_vnf(self, context, vnf_instance,
|
|
vim_connection_info):
|
|
self._update_vnfc_resources_and_info(
|
|
context, vnf_instance, vim_connection_info)
|