openstack/tacker
Code Issues Proposed changes

Support VNF create from inline template

Browse Source 
Accept transient VNFD template as part of VNF creation without
need for VNFD onboarding into Tacker VNFD catalog.

Change-Id: I3c8bbe139dec27adbfc943d3ac9f909db8097f89
Implements: blueprint vnf-inline-template
Depends-On: I719237dd04dd7fe13fb7e7964402d7074679b2d6
This commit is contained in:
janki 2017-01-03 16:43:49 +05:30
parent 3e238f1bc4
commit a3ea91d124
17 changed files with 295 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
api-ref/source/v1/parameters.yaml
View File

@ -709,7 +709,19 @@ vnfd_id:
description: |
The UUID of the VNFD.
in: body
required: true
required: false
type: string
vnfd_template:
description: |
Template to create VNF.
in: body
required: false
type: object
vnfd_template_source:
description: |
Source of VNFD.
in: body
required: false
type: string
vnfds:
description: |

3
api-ref/source/v1/samples/vnfds/vnfds-list-response.json
View File

@ -15,7 +15,8 @@
"vnfd": "description: Demo example\nmetadata: {template_name: sample-tosca-vnfd}\ntopology_template:\n node_templates:\n CP1:\n properties: {anti_spoofing_protection: false, management: true, order: 0}\n requirements:\n - virtualLink: {node: VL1}\n - virtualBinding: {node: VDU1}\n type: tosca.nodes.nfv.CP.Tacker\n VDU1:\n capabilities:\n nfv_compute:\n properties: {disk_size: 1 GB, mem_size: 512 MB, num_cpus: 1}\n properties: {image: cirros-0.3.4-x86_64-uec}\n type: tosca.nodes.nfv.VDU.Tacker\n VL1:\n properties: {network_name: net_mgmt, vendor: Tacker}\n type: tosca.nodes.nfv.VL\ntosca_definitions_version: tosca_simple_profile_for_nfv_1_0_0\n"
},
"id": "0fb827e7-32b0-4e5b-b300-e1b1dce8a831",
"name": "vnfd-sample"
"name": "vnfd-sample",
"template_source": "onboarded or inline"
}
]
}

3
api-ref/source/v1/samples/vnfds/vnfds-show-response.json
View File

@ -14,6 +14,7 @@
"vnfd": "description: Demo example\nmetadata: {template_name: sample-tosca-vnfd}\ntopology_template:\n node_templates:\n CP1:\n properties: {anti_spoofing_protection: false, management: true, order: 0}\n requirements:\n - virtualLink: {node: VL1}\n - virtualBinding: {node: VDU1}\n type: tosca.nodes.nfv.CP.Tacker\n VDU1:\n capabilities:\n nfv_compute:\n properties: {disk_size: 1 GB, mem_size: 512 MB, num_cpus: 1}\n properties: {image: cirros-0.3.4-x86_64-uec}\n type: tosca.nodes.nfv.VDU.Tacker\n VL1:\n properties: {network_name: net_mgmt, vendor: Tacker}\n type: tosca.nodes.nfv.VL\ntosca_definitions_version: tosca_simple_profile_for_nfv_1_0_0\n"
},
"id": "0fb827e7-32b0-4e5b-b300-e1b1dce8a831",
"name": "vnfd-sample"
"name": "vnfd-sample",
"template_source": "onboarded or inline"
}
}

66
api-ref/source/v1/samples/vnfs/vnfs-inline-create-request.json Normal file
View File

@ -0,0 +1,66 @@
{
"vnf": {
"tenant_id": "6673e4d4e13340acb0b847f9ecde613b",
"vim_id": "f6bd6f24-7a0e-4111-8994-e108c5ee2ff2",
"name": "OpenWRT",
"description": "OpenWRT VNF",
"attributes": {
"config": {
"vdus": {
"vdu1": {
"config": {
"firewall": "package firewall\n"
}
}
}
},
"param_values": {
"vdus": {
"vdu1": {
"param": {
"vdu-name": "openwrt_vdu1"
}
}
}
}
},
"placement_attr": {
"region_name": "RegionOne"
},
"vnfd_template": {
"tosca_definitions_version": "tosca_simple_profile_for_nfv_1_0_0",
"description": "Demo example",
"metadata": {
"template_name": "sample-tosca-vnfd"},
"topology_template": {
"node_templates": {
"VDU1": {
"type": "tosca.nodes.nfv.VDU.Tacker",
"capabilities": {
"nfv_compute": {
"properties": {
"num_cpus": 1,
"mem_size": "512 MB",
"disk_size": "1 GB"}}},
"properties": {"image": "cirros-0.3.4-x86_64-uec"}},
"CP1": {
"type": "tosca.nodes.nfv.CP.Tacker",
"properties": {
"order": 0,
"management": true,
"anti_spoofing_protection": false},
"requirements": [
{"virtualLink": {
"node": "VL1"}},
{"virtualBinding": {
"node": "VDU1"}}]},
"VL1": {
"type": "tosca.nodes.nfv.VL",
"properties": {
"vendor": "Tacker",
"network_name": "net_mgmt"}}
}
}
}
}
}

2
api-ref/source/v1/vnfds.inc
View File

@ -102,6 +102,7 @@ Response Parameters
- attributes: vnfd_attributes
- id: vnfd_id
- name: name
- template_source: vnfd_template_source
Response Example
@ -151,6 +152,7 @@ Response Parameters
- attributes: vnfd_attributes
- id: vnfd_id
- name: name
- template_source: vnfd_template_source
Response Example
----------------

1
api-ref/source/v1/vnfs.inc
View File

@ -44,6 +44,7 @@ Request Parameters
- config: vnf_config_opt
- param_values: vnf_param_values_opt
- placement_attr: vnf_placement_attr_opt
- vnfd_template: vnfd_template
Request Example
---------------

4
releasenotes/notes/vnf-inline-template-7b2a07e47f7ccf1a.yaml Normal file
View File

@ -0,0 +1,4 @@
---
features:
- Support VNF create with direct VNFD template input via CLI/API without
onboarding VNFD.

5
tacker/api/v1/base.py
View File

@ -563,6 +563,11 @@ class Controller(object):
if 'validate' not in attr_vals:
continue
for rule in attr_vals['validate']:
# skip validating vnfd_id when vnfd_template is specified to
# create vnf
if resource == 'vnf' and 'vnfd_template' in body['vnf'] and \
attr == "vnfd_id" and is_create:
continue
res = attributes.validators[rule](res_dict[attr],
attr_vals['validate'][rule])
if res:

10
tacker/common/utils.py
View File

@ -21,8 +21,10 @@
import functools
import logging as std_logging
import os
import random
import signal
import socket
import string
import sys
from eventlet.green import subprocess
@ -306,3 +308,11 @@ def deprecate_warning(what, as_of, in_favor_of=None, remove_in=1):
versionutils.deprecation_warning(as_of=as_of, what=what,
in_favor_of=in_favor_of,
remove_in=remove_in)
def generate_resource_name(resource, prefix='tmpl'):
return prefix + '-' \
+ ''.join(random.SystemRandom().choice(
string.ascii_lowercase + string.digits)
for _ in range(16)) \
+ '-' + resource

33
tacker/db/migration/alembic_migrations/versions/000632983ada_add_template_source_column.py Normal file
View File

@ -0,0 +1,33 @@
# Copyright 2016 OpenStack Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
"""add template_source column
Revision ID: 000632983ada
Revises: 0ae5b1ce3024
Create Date: 2016-12-22 20:30:03.931290
"""
# revision identifiers, used by Alembic.
revision = '000632983ada'
down_revision = '0ad3bbce1c19'
from alembic import op
import sqlalchemy as sa
def upgrade(active_plugins=None, options=None):
op.add_column('vnfd', sa.Column('template_source', sa.String(length=255)))

2
tacker/db/migration/alembic_migrations/versions/HEAD
View File

@ -1 +1 @@
0ad3bbce1c19
000632983ada

28
tacker/db/vnfm/vnfm_db.py
View File

@ -67,6 +67,9 @@ class VNFD(model_base.BASE, models_v1.HasId, models_v1.HasTenant,
attributes = orm.relationship('VNFDAttribute',
backref='vnfd')
# vnfd template source - inline or onboarded
template_source = sa.Column(sa.String(255))
class ServiceType(model_base.BASE, models_v1.HasId, models_v1.HasTenant):
"""Represents service type which hosting vnf provides.
@ -184,7 +187,8 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
vnfd.service_types)
}
key_list = ('id', 'tenant_id', 'name', 'description',
'mgmt_driver', 'created_at', 'updated_at')
'mgmt_driver', 'created_at', 'updated_at',
'template_source')
res.update((key, vnfd[key]) for key in key_list)
return self._fields(res, fields)
@ -219,6 +223,7 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
tenant_id = self._get_tenant_id_for_create(context, vnfd)
service_types = vnfd.get('service_types')
mgmt_driver = vnfd.get('mgmt_driver')
template_source = vnfd.get("template_source")
if (not attributes.is_attr_set(service_types)):
LOG.debug(_('service types unspecified'))
@ -231,7 +236,8 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
tenant_id=tenant_id,
name=vnfd.get('name'),
description=vnfd.get('description'),
mgmt_driver=mgmt_driver)
mgmt_driver=mgmt_driver,
template_source=template_source)
context.session.add(vnfd_db)
for (key, value) in vnfd.get('attributes', {}).items():
attribute_db = VNFDAttribute(
@ -288,9 +294,7 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
vnfs_db = context.session.query(VNF).filter_by(
vnfd_id=vnfd_id).first()
if vnfs_db is not None and vnfs_db.deleted_at is None:
raise vnfm.VNFDInUse(
vnfd_id=vnfd_id)
raise vnfm.VNFDInUse(vnfd_id=vnfd_id)
vnfd_db = self._get_resource(context, VNFD,
vnfd_id)
if soft_delete:
@ -313,6 +317,9 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
return self._make_vnfd_dict(vnfd_db)
def get_vnfds(self, context, filters, fields=None):
if 'template_source' in filters and \
filters['template_source'][0] == 'all':
filters.pop('template_source')
return self._get_collection(context, VNFD,
self._make_vnfd_dict,
filters=filters, fields=fields)
@ -521,7 +528,8 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
tstamp=timeutils.utcnow(), details="VNF delete initiated")
return deleted_vnf_db
def _delete_vnf_post(self, context, vnf_id, error, soft_delete=True):
def _delete_vnf_post(self, context, vnf_dict, error, soft_delete=True):
vnf_id = vnf_dict['id']
with context.session.begin(subtransactions=True):
query = (
self._model_query(context, VNF).
@ -552,6 +560,10 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
filter(VNFAttribute.vnf_id == vnf_id).delete())
query.delete()
# Delete corresponding vnfd
if vnf_dict['vnfd']['template_source'] == "inline":
self.delete_vnfd(context, vnf_dict["vnfd_id"])
# reference implementation. needs to be overrided by subclass
def create_vnf(self, context, vnf):
vnf_dict = self._create_vnf_pre(context, vnf)
@ -577,12 +589,12 @@ class VNFMPluginDb(vnfm.VNFMPluginBase, db_base.CommonDbMixin):
# reference implementation. needs to be overrided by subclass
def delete_vnf(self, context, vnf_id, soft_delete=True):
self._delete_vnf_pre(context, vnf_id)
vnf_dict = self._delete_vnf_pre(context, vnf_id)
# start actual deletion of hosting vnf.
# Waiting for completion of deletion should be done backgroundly
# by another thread if it takes a while.
self._delete_vnf_post(context,
vnf_id,
vnf_dict,
False,
soft_delete=soft_delete)

14
tacker/extensions/vnfm.py
View File

@ -236,6 +236,12 @@ RESOURCE_ATTRIBUTE_MAP = {
'allow_put': False,
'is_visible': True,
},
'template_source': {
'allow_post': False,
'allow_put': False,
'is_visible': True,
'default': 'onboarded'
},
},
'vnfs': {
@ -258,6 +264,7 @@ RESOURCE_ATTRIBUTE_MAP = {
'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True,
'default': None
},
'vim_id': {
'allow_post': True,
@ -325,6 +332,13 @@ RESOURCE_ATTRIBUTE_MAP = {
'allow_put': False,
'is_visible': True,
},
'vnfd_template': {
'allow_post': True,
'allow_put': False,
'validate': {'type:dict_or_none': None},
'is_visible': True,
'default': None,
},
},
}

47
tacker/tests/functional/vnfm/test_tosca_vnf.py
View File

@ -28,7 +28,8 @@ VNF_CIRROS_CREATE_TIMEOUT = 120
class VnfTestToscaCreate(base.BaseTackerTest):
def _test_create_vnf(self, vnfd_file, vnf_name):
def _test_create_vnf(self, vnfd_file, vnf_name,
template_source="onboarded"):
data = dict()
values_str = read_file(vnfd_file)
data['tosca'] = values_str
@ -36,16 +37,23 @@ class VnfTestToscaCreate(base.BaseTackerTest):
tosca_arg = {'vnfd': {'name': vnf_name,
'attributes': {'vnfd': toscal}}}
# Create vnfd with tosca template
vnfd_instance = self.client.create_vnfd(body=tosca_arg)
self.assertIsNotNone(vnfd_instance)
if template_source == "onboarded":
# Create vnfd with tosca template
vnfd_instance = self.client.create_vnfd(body=tosca_arg)
self.assertIsNotNone(vnfd_instance)
# Create vnf with vnfd_id
vnfd_id = vnfd_instance['vnfd']['id']
vnf_arg = {'vnf': {'vnfd_id': vnfd_id, 'name': vnf_name}}
vnf_instance = self.client.create_vnf(body=vnf_arg)
# Create vnf with vnfd_id
vnfd_id = vnfd_instance['vnfd']['id']
vnf_arg = {'vnf': {'vnfd_id': vnfd_id, 'name': vnf_name}}
vnf_instance = self.client.create_vnf(body=vnf_arg)
self.validate_vnf_instance(vnfd_instance, vnf_instance)
self.validate_vnf_instance(vnfd_instance, vnf_instance)
if template_source == 'inline':
# create vnf directly from template
template = yaml.load(values_str)
vnf_arg = {'vnf': {'vnfd_template': template, 'name': vnf_name}}
vnf_instance = self.client.create_vnf(body=vnf_arg)
vnfd_id = vnf_instance['vnf']['vnfd_id']
vnf_id = vnf_instance['vnf']['id']
self.wait_until_vnf_active(
@ -100,10 +108,10 @@ class VnfTestToscaCreate(base.BaseTackerTest):
self.addCleanup(self.wait_until_vnf_delete, vnf_id,
constants.VNF_CIRROS_DELETE_TIMEOUT)
def test_create_delete_vnf_tosca(self):
vnfd_id, vnf_id = self._test_create_vnf(
'sample-tosca-vnfd.yaml',
'test_tosca_vnf_with_cirros')
def _test_create_delete_vnf_tosca(self, vnfd_file, vnf_name,
template_source):
vnfd_id, vnf_id = self._test_create_vnf(vnfd_file, vnf_name,
template_source)
servers = self.novaclient().servers.list()
vdus = []
for server in servers:
@ -116,7 +124,18 @@ class VnfTestToscaCreate(base.BaseTackerTest):
vdu_ports.append(port['name'])
self.assertIn('test-cp', vdu_ports)
self._test_delete_vnf(vnf_id)
self._test_cleanup_vnfd(vnfd_id, vnf_id)
if template_source == "onboarded":
self._test_cleanup_vnfd(vnfd_id, vnf_id)
def test_create_delete_vnf_tosca_from_vnfd(self):
self._test_create_delete_vnf_tosca('sample-tosca-vnfd.yaml',
'test_tosca_vnf_with_cirros',
'onboarded')
def test_create_delete_vnf_from_template(self):
self._test_create_delete_vnf_tosca('sample-tosca-vnfd.yaml',
'test_tosca_vnf_with_cirros_inline',
'inline')
def test_create_delete_vnf_static_ip(self):
vnfd_id, vnf_id = self._test_create_vnf(

29
tacker/tests/unit/db/utils.py
View File

@ -46,9 +46,31 @@ def get_dummy_vnfd_obj():
'tenant_id': u'ad7ebc56538745a08ef7c5e97f8bd437',
u'attributes': {u'vnfd': yaml.safe_load(
tosca_vnfd_openwrt)},
'description': 'dummy_vnfd_description'},
'description': 'dummy_vnfd_description',
'template_source': 'onboarded',
u'auth': {u'tenantName': u'admin', u'passwordCredentials': {
u'username': u'admin', u'password': u'devstack'}}}
u'username': u'admin', u'password': u'devstack'}}}}
def get_dummy_vnfd_obj_inline():
return {u'vnfd': {u'service_types': [{u'service_type': u'vnfd'}],
'name': 'tmpl-koeak4tqgoqo8cr4-dummy_inline_vnf',
'tenant_id': u'ad7ebc56538745a08ef7c5e97f8bd437',
u'attributes': {u'vnfd': yaml.safe_load(
tosca_vnfd_openwrt)},
'template_source': 'inline',
u'auth': {u'tenantName': u'admin', u'passwordCredentials': {
u'username': u'admin', u'password': u'devstack'}}}}
def get_dummy_inline_vnf_obj():
return {'vnf': {'description': 'dummy_inline_vnf_description',
'vnfd_template': yaml.safe_load(tosca_vnfd_openwrt),
'vim_id': u'6261579e-d6f3-49ad-8bc3-a9cb974778ff',
'tenant_id': u'ad7ebc56538745a08ef7c5e97f8bd437',
'name': 'dummy_inline_vnf',
'attributes': {},
'vnfd_id': None}}
def get_dummy_vnf_obj():
@ -57,7 +79,8 @@ def get_dummy_vnf_obj():
'vim_id': u'6261579e-d6f3-49ad-8bc3-a9cb974778ff',
'tenant_id': u'ad7ebc56538745a08ef7c5e97f8bd437',
'name': 'dummy_vnf',
'attributes': {}}}
'attributes': {},
'vnfd_template': None}}
def get_dummy_vnf_config_obj():

47
tacker/tests/unit/vm/test_plugin.py
View File

@ -123,7 +123,20 @@ class TestVNFMPlugin(db_base.SqlTestCase):
id='eb094833-995e-49f0-a047-dfb56aaf7c4e',
tenant_id='ad7ebc56538745a08ef7c5e97f8bd437',
name='fake_template',
description='fake_template_description')
description='fake_template_description',
template_source='onboarded')
session.add(device_template)
session.flush()
return device_template
def _insert_dummy_device_template_inline(self):
session = self.context.session
device_template = vnfm_db.VNFD(
id='d58bcc4e-d0cf-11e6-bf26-cec0c932ce01',
tenant_id='ad7ebc56538745a08ef7c5e97f8bd437',
name='tmpl-koeak4tqgoqo8cr4-dummy_inline_vnf',
description='inline_fake_template_description',
template_source='inline')
session.add(device_template)
session.flush()
return device_template
@ -219,6 +232,7 @@ class TestVNFMPlugin(db_base.SqlTestCase):
self.assertIn('attributes', result)
self.assertIn('created_at', result)
self.assertIn('updated_at', result)
self.assertIn('template_source', result)
yaml_dict = yaml.safe_load(utils.tosca_vnfd_openwrt)
mock_tosca_template.assert_called_once_with(
a_file=False, yaml_dict_tpl=yaml_dict)
@ -244,7 +258,7 @@ class TestVNFMPlugin(db_base.SqlTestCase):
self.vnfm_plugin.create_vnfd,
self.context, vnfd_obj)
def test_create_vnf(self):
def test_create_vnf_with_vnfd(self):
self._insert_dummy_device_template()
vnf_obj = utils.get_dummy_vnf_obj()
result = self.vnfm_plugin.create_vnf(self.context, vnf_obj)
@ -268,6 +282,35 @@ class TestVNFMPlugin(db_base.SqlTestCase):
res_state=mock.ANY, res_type=constants.RES_TYPE_VNF,
tstamp=mock.ANY, details=mock.ANY)
@mock.patch('tacker.vnfm.plugin.VNFMPlugin.create_vnfd')
def test_create_vnf_from_template(self, mock_create_vnfd):
self._insert_dummy_device_template_inline()
mock_create_vnfd.return_value = {'id':
'd58bcc4e-d0cf-11e6-bf26-cec0c932ce01'}
vnf_obj = utils.get_dummy_inline_vnf_obj()
result = self.vnfm_plugin.create_vnf(self.context, vnf_obj)
self.assertIsNotNone(result)
self.assertIn('id', result)
self.assertIn('instance_id', result)
self.assertIn('status', result)
self.assertIn('attributes', result)
self.assertIn('mgmt_url', result)
self.assertIn('created_at', result)
self.assertIn('updated_at', result)
mock_create_vnfd.assert_called_once_with(mock.ANY, mock.ANY)
self._device_manager.invoke.assert_called_with('test_vim',
'create',
plugin=mock.ANY,
context=mock.ANY,
vnf=mock.ANY,
auth_attr=mock.ANY)
self._pool.spawn_n.assert_called_once_with(mock.ANY)
self._cos_db_plugin.create_event.assert_called_with(
self.context, evt_type=constants.RES_EVT_CREATE,
res_id=mock.ANY,
res_state=mock.ANY, res_type=constants.RES_TYPE_VNF,
tstamp=mock.ANY, details=mock.ANY)
def test_show_vnf_details_vnf_inactive(self):
self._insert_dummy_device_template()
vnf_obj = utils.get_dummy_vnf_obj()

21
tacker/vnfm/plugin.py
View File

@ -163,6 +163,11 @@ class VNFMPlugin(vnfm_db.VNFMPluginDb, VNFMMgmtMixin):
# framework doesn't know what services are valid for now.
# so doesn't check it here yet.
pass
if 'template_source' in vnfd_data:
template_source = vnfd_data.get('template_source')
else:
template_source = 'onboarded'
vnfd['vnfd']['template_source'] = template_source
self._parse_template_input(vnfd)
return super(VNFMPlugin, self).create_vnfd(
@ -334,6 +339,17 @@ class VNFMPlugin(vnfm_db.VNFMPluginDb, VNFMMgmtMixin):
name = vnf_info['name']
if self._get_by_name(context, vnfm_db.VNF, name):
raise exceptions.DuplicateResourceName(resource='VNF', name=name)
# if vnfd_template specified, create vnfd from template
# create template dictionary structure same as needed in create_vnfd()
if vnf_info.get('vnfd_template'):
vnfd_name = utils.generate_resource_name(name, 'inline')
vnfd = {'vnfd': {'attributes': {'vnfd': vnf_info['vnfd_template']},
'name': vnfd_name,
'template_source': 'inline',
'service_types': [{'service_type': 'vnfd'}]}}
vnf_info['vnfd_id'] = self.create_vnfd(context, vnfd).get('id')
vnf_attributes = vnf_info['attributes']
if vnf_attributes.get('param_values'):
param = vnf_attributes['param_values']
@ -464,8 +480,7 @@ class VNFMPlugin(vnfm_db.VNFMPluginDb, VNFMMgmtMixin):
LOG.exception(_('_delete_vnf_wait'))
self.mgmt_delete_post(context, vnf_dict)
vnf_id = vnf_dict['id']
self._delete_vnf_post(context, vnf_id, e)
self._delete_vnf_post(context, vnf_dict, e)
def delete_vnf(self, context, vnf_id):
vnf_dict = self._delete_vnf_pre(context, vnf_id)
@ -497,7 +512,7 @@ class VNFMPlugin(vnfm_db.VNFMPluginDb, VNFMMgmtMixin):
vnf_dict['status'] = constants.ERROR
vnf_dict['error_reason'] = six.text_type(e)
self.mgmt_delete_post(context, vnf_dict)
self._delete_vnf_post(context, vnf_id, e)
self._delete_vnf_post(context, vnf_dict, e)
self.spawn_n(self._delete_vnf_wait, context, vnf_dict, vim_auth,
driver_name)