tacker/tacker/tests/unit/nfvo/drivers/workflow/test_workflow_generator.py

392 lines
18 KiB
Python

# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from tacker import context
from tacker.nfvo.drivers.workflow import workflow_generator
from tacker.tests.unit import base
def get_dummy_ns():
return {u'ns': {'description': '',
'tenant_id': u'a81900a92bda40588c52699e1873a92f',
'vim_id': u'96025dd5-ca16-49f3-9823-958eb04260c4',
'vnf_ids': '', u'attributes': {},
u'nsd_id': u'b8587afb-6099-4f56-abce-572c62e3d61d',
u'name': u'test_create_ns'},
'vnfd_details': {u'vnf1': {'instances': ['VNF1'],
'id': u'dec09ed4-f355-4ec8-a00b-8548f6575a80'},
u'vnf2': {'instances': ['VNF2'],
'id': u'9f8f2af7-6407-4f79-a6fe-302c56172231'}},
'placement_attr': {}}
def get_dummy_vnffg_ns():
return {
u'ns': {
'description': '',
'vim_id': u'96025dd5-ca16-49f3-9823-958eb04260c4',
'vnf_ids': '', u'attributes': {},
u'nsd_id': u'b8587afb-6099-4f56-abce-572c62e3d61d',
u'name': u'test_create_ns'},
'vnfd_details': {
u'vnf1': {'instances': ['VNF1'],
'id': u'dec09ed4-f355-4ec8-a00b-8548f6575a80'},
u'vnf2': {'instances': ['VNF2'],
'id': u'9f8f2af7-6407-4f79-a6fe-302c56172231'}},
'placement_attr': {},
'vnffgd_templates': {
'VNFFG1': {
'tosca_definitions_version':
'tosca_simple_profile_for_nfv_1_0_0',
'description': 'VNFFG1 descriptor',
'topology_template': {
'node_templates': {
'Forwarding_path1': {
'type': 'tosca.nodes.nfv.FP.TackerV2',
'description': 'creates path inside ns - test',
'properties': {
'policy': {
'type': 'ACL',
'criteria': [{
'classifier': {
'ip_proto': 6,
'network_src_port_id': {
'get_input': 'net_src_port_id'
},
'ip_dst_prefix': {
'get_input': 'ip_dest_prefix'
},
'destination_port_range': '80-1024'
},
'name': 'block_tcp'}]},
'path': [
{'capability': 'CP12',
'forwarder': 'vnf1'},
{'capability': 'CP22',
'forwarder': 'vnf2'}],
'id': 51}}},
'groups': {
'VNFFG1': {
'type': 'tosca.groups.nfv.VNFFG',
'description': 'HTTP to Corporate Net',
'members': ['Forwarding_path1'],
'properties': {
'version': 1.0,
'vendor': 'tacker',
'constituent_vnfs': ['vnf1', 'vnf2'],
'connection_point': ['CP12', 'CP22'],
'number_of_endpoints': 2,
'dependent_virtual_link': ['VL1', 'VL2']}
}
}
}
}
}
}
def get_dummy_param():
return {u'vnf1': {'substitution_mappings': {u'VL1b8587afb-60': {
'type': 'tosca.nodes.nfv.VL', 'properties': {
'network_name': u'net_mgmt',
'vendor': 'tacker'}}, 'requirements': {
'virtualLink2': u'VL2b8587afb-60',
'virtualLink1': u'VL1b8587afb-60'}, u'VL2b8587afb-60': {
'type': 'tosca.nodes.nfv.VL',
'properties': {'network_name': u'net0',
'vendor': 'tacker'}}}},
u'nsd': {u'vl2_name': u'net0', u'vl1_name': u'net_mgmt'}}
def get_dummy_create_workflow():
return {'std.create_ns_dummy': {'input': ['ns'],
'tasks': {
'wait_vnf_active_VNF2': {
'action': 'tacker.show_vnf vnf=<% $.vnf_id_VNF2 %>',
'retry': {'count': 10, 'delay': 10,
'continue-on': '<% $.status_VNF2 = '
'"PENDING_CREATE" %>',
'break-on': '<% $.status_VNF2 = "ERROR" %>'},
'publish': {
'status_VNF2': '<% task(wait_vnf_active_VNF2).'
'result.vnf.status %>',
'mgmt_ip_address_VNF2': ' <% task('
'wait_vnf_active_VNF2).'
'result.vnf.'
'mgmt_ip_address %>'},
'on-success': [{
'delete_vnf_VNF2': '<% $.status_VNF2='
'"ERROR" %>'}]},
'create_ns_VNF2': {
'action': 'tacker.create_vnf body=<% $.ns.VNF2 %>',
'input': {'body': '<% $.ns.VNF2 %>'},
'publish': {
'status_VNF2': '<% task(create_ns_VNF2).'
'result.vnf.status %>',
'vim_id_VNF2': '<% task(create_ns_VNF2).'
'result.vnf.vim_id %>',
'mgmt_ip_address_VNF2': '<% task('
'create_ns_VNF2).'
'result.vnf.'
'mgmt_ip_address %>',
'vnf_id_VNF2': '<% task(create_ns_VNF2)'
'.result.vnf.id %>'},
'on-success': ['wait_vnf_active_VNF2']},
'create_ns_VNF1': {
'action': 'tacker.create_vnf body=<% $.ns.VNF1 %>',
'input': {'body': '<% $.ns.VNF1 %>'},
'publish': {
'status_VNF1': '<% task(create_ns_VNF1).'
'result.vnf.status %>',
'vnf_id_VNF1': '<% task(create_ns_VNF1).'
'result.vnf.id %>',
'mgmt_ip_address_VNF1': '<% task('
'create_ns_VNF1).'
'result.vnf.'
'mgmt_ip_address %>',
'vim_id_VNF1': '<% task(create_ns_VNF1).'
'result.vnf.vim_id %>'},
'on-success': ['wait_vnf_active_VNF1']},
'wait_vnf_active_VNF1': {
'action': 'tacker.show_vnf vnf=<% $.vnf_id_VNF1 %>',
'retry': {'count': 10, 'delay': 10,
'continue-on': '<% $.status_VNF1 = "PENDING_'
'CREATE" %>',
'break-on': '<% $.status_VNF1 = "ERROR" %>'},
'publish': {
'status_VNF1': '<% task(wait_vnf_active_VNF1).'
'result.vnf.status %>',
'mgmt_ip_address_VNF1': ' <% task('
'wait_vnf_active_VNF1).'
'result.vnf.'
'mgmt_ip_address %>'},
'on-success': [{'delete_vnf_VNF1': '<% $.status_VNF1='
'"ERROR" %>'}]},
'delete_vnf_VNF1': {
'action': 'tacker.delete_vnf vnf=<% $.vnf_id_VNF1%>'},
'delete_vnf_VNF2': {
'action': 'tacker.delete_vnf vnf=<% $.vnf_id_VNF2%>'}},
'type': 'direct', 'output': {
'status_VNF1': '<% $.status_VNF1 %>',
'status_VNF2': '<% $.status_VNF2 %>',
'mgmt_ip_address_VNF2': '<% $.mgmt_ip_address_VNF2 %>',
'mgmt_ip_address_VNF1': '<% $.mgmt_ip_address_VNF1 %>',
'vim_id_VNF2': '<% $.vim_id_VNF2 %>',
'vnf_id_VNF1': '<% $.vnf_id_VNF1 %>',
'vnf_id_VNF2': '<% $.vnf_id_VNF2 %>',
'vim_id_VNF1': '<% $.vim_id_VNF1 %>'}},
'version': '2.0'}
def get_dummy_create_vnffg_ns_workflow():
return {
'std.create_ns_dummy': {
'input': ['ns'],
'tasks': {
'wait_vnf_active_VNF2': {
'action': 'tacker.show_vnf vnf=<% $.vnf_id_VNF2 %>',
'retry': {
'count': 10,
'delay': 10,
'continue-on':
'<% $.status_VNF2 = "PENDING_CREATE" %>',
'break-on':
'<% $.status_VNF2 = "ERROR" %>'},
'publish': {
'status_VNF2':
'<% task(wait_vnf_active_VNF2).result.'
'vnf.status %>',
'mgmt_ip_address_VNF2':
' <% task(wait_vnf_active_VNF2).result.'
'vnf.mgmt_ip_address %>'},
'on-success': [
{'delete_vnf_VNF2': '<% $.status_VNF2="ERROR" %>'},
'create_vnffg_VNFFG1']},
'create_vnffg_VNFFG1': {
'action': 'tacker.create_vnffg body=<% $.ns.VNFFG1 %>',
'input': {'body': '<% $.ns.VNFFG1 %>'},
'join': 'all',
'publish': {
'vnffg_id_VNFFG1': '<% task(create_vnffg_VNFFG1).'
'result.vnffg.id %>'}},
'wait_vnf_active_VNF1': {
'action': 'tacker.show_vnf vnf=<% $.vnf_id_VNF1 %>',
'retry': {
'count': 10,
'delay': 10,
'continue-on':
'<% $.status_VNF1 = "PENDING_CREATE" %>',
'break-on':
'<% $.status_VNF1 = "ERROR" %>'},
'publish': {
'status_VNF1':
'<% task(wait_vnf_active_VNF1).result.'
'vnf.status %>',
'mgmt_ip_address_VNF1':
' <% task(wait_vnf_active_VNF1).result.'
'vnf.mgmt_ip_address %>'},
'on-success': [
{'delete_vnf_VNF1': '<% $.status_VNF1="ERROR" %>'},
'create_vnffg_VNFFG1']},
'create_ns_VNF1': {
'action': 'tacker.create_vnf body=<% $.ns.VNF1 %>',
'input': {'body': '<% $.ns.VNF1 %>'},
'publish': {
'status_VNF1':
'<% task(create_ns_VNF1).result.vnf.status %>',
'vnf_id_VNF1':
'<% task(create_ns_VNF1).result.vnf.id %>',
'mgmt_ip_address_VNF1':
'<% task(create_ns_VNF1).result.'
'vnf.mgmt_ip_address %>',
'vim_id_VNF1':
'<% task(create_ns_VNF1).result.vnf.vim_id %>'},
'on-success': ['wait_vnf_active_VNF1']},
'create_ns_VNF2': {
'action': 'tacker.create_vnf body=<% $.ns.VNF2 %>',
'input': {'body': '<% $.ns.VNF2 %>'},
'publish': {
'status_VNF2':
'<% task(create_ns_VNF2).result.vnf.status %>',
'vim_id_VNF2':
'<% task(create_ns_VNF2).result.vnf.vim_id %>',
'mgmt_ip_address_VNF2':
'<% task(create_ns_VNF2).result.'
'vnf.mgmt_ip_address %>',
'vnf_id_VNF2':
'<% task(create_ns_VNF2).result.vnf.id %>'},
'on-success': ['wait_vnf_active_VNF2']},
'delete_vnf_VNF1': {
'action': 'tacker.delete_vnf vnf=<% $.vnf_id_VNF1%>'},
'delete_vnf_VNF2': {
'action': 'tacker.delete_vnf vnf=<% $.vnf_id_VNF2%>'}},
'type': 'direct',
'output': {
'status_VNF1': '<% $.status_VNF1 %>',
'status_VNF2': '<% $.status_VNF2 %>',
'mgmt_ip_address_VNF2': '<% $.mgmt_ip_address_VNF2 %>',
'mgmt_ip_address_VNF1': '<% $.mgmt_ip_address_VNF1 %>',
'vnffg_id_VNFFG1': '<% $.vnffg_id_VNFFG1 %>',
'vim_id_VNF2': '<% $.vim_id_VNF2 %>',
'vnf_id_VNF1': '<% $.vnf_id_VNF1 %>',
'vnf_id_VNF2': '<% $.vnf_id_VNF2 %>',
'vim_id_VNF1': '<% $.vim_id_VNF1 %>'}},
'version': '2.0'}
def dummy_delete_ns_obj():
return {'vnf_ids': u"{'VNF1': '5de5eca6-3e21-4bbd-a9d7-86458de75f0c'}",
'vnffg_ids': u"{}"}
def dummy_delete_vnffg_ns_obj():
return {'vnf_ids': u"{'VNF1': '5de5eca6-3e21-4bbd-a9d7-86458de75f0c'}",
'vnffg_ids': u"{'VNFFG1': '99066f25-3124-44f1-bc5d-bc0bf236b012'}"}
def get_dummy_delete_workflow():
return {'version': '2.0',
'std.delete_ns_dummy': {
'input': ['vnf_id_VNF1'],
'tasks': {
'delete_vnf_VNF1': {
'action': 'tacker.delete_vnf vnf=<% $.vnf_id_VNF1%>'}},
'type': 'direct'}}
def get_dummy_delete_vnffg_ns_workflow():
return {'version': '2.0',
'std.delete_ns_dummy': {
'input': ['vnf_id_VNF1', 'VNFFG1'],
'tasks': {
'delete_vnf_VNF1': {
'join': 'all',
'action': 'tacker.delete_vnf vnf=<% $.vnf_id_VNF1%>'},
'delete_vnffg_VNFFG1': {
'action': 'tacker.delete_vnffg vnffg='
'<% $.VNFFG1 %>',
'on-success': ['delete_vnf_VNF1']}},
'type': 'direct'}}
class FakeMistral(object):
def __init__(self):
pass
class FakeNFVOPlugin(object):
def __init__(self, context, client, resource, action):
self.context = context
self.client = client
self.wg = workflow_generator.WorkflowGenerator(resource, action)
def prepare_workflow(self, **kwargs):
self.wg.task(**kwargs)
class TestWorkflowGenerator(base.TestCase):
def setUp(self):
super(TestWorkflowGenerator, self).setUp()
self.mistral_client = FakeMistral()
def test_prepare_workflow_create(self):
fPlugin = FakeNFVOPlugin(context, self.mistral_client,
resource='ns', action='create')
fPlugin.prepare_workflow(ns=get_dummy_ns(), params=get_dummy_param())
wf_def_values = [fPlugin.wg.definition[k] for
k in fPlugin.wg.definition]
self.assertIn(get_dummy_create_workflow()['std.create_ns_dummy'],
wf_def_values)
self.assertEqual(get_dummy_create_workflow()['version'],
fPlugin.wg.definition['version'])
def test_prepare_vnffg_ns_workflow_create(self):
fPlugin = FakeNFVOPlugin(context, self.mistral_client,
resource='ns', action='create')
fPlugin.prepare_workflow(ns=get_dummy_vnffg_ns(),
params=get_dummy_param())
wf_def_values = [fPlugin.wg.definition[k] for
k in fPlugin.wg.definition]
self.assertIn(
get_dummy_create_vnffg_ns_workflow()['std.create_ns_dummy'],
wf_def_values)
self.assertEqual(
get_dummy_create_vnffg_ns_workflow()['version'],
fPlugin.wg.definition['version'])
def test_prepare_workflow_delete(self):
fPlugin = FakeNFVOPlugin(context, self.mistral_client,
resource='ns', action='delete')
fPlugin.prepare_workflow(ns=dummy_delete_ns_obj())
wf_def_values = [fPlugin.wg.definition[k] for
k in fPlugin.wg.definition]
self.assertIn(get_dummy_delete_workflow()['std.delete_ns_dummy'],
wf_def_values)
self.assertEqual(get_dummy_delete_workflow()['version'],
fPlugin.wg.definition['version'])
def test_prepare_vnffg_ns_workflow_delete(self):
fPlugin = FakeNFVOPlugin(context, self.mistral_client,
resource='ns', action='delete')
fPlugin.prepare_workflow(ns=dummy_delete_vnffg_ns_obj())
wf_def_values = [fPlugin.wg.definition[k] for
k in fPlugin.wg.definition]
self.assertIn(
get_dummy_delete_vnffg_ns_workflow()['std.delete_ns_dummy'],
wf_def_values)
self.assertEqual(
get_dummy_delete_vnffg_ns_workflow()['version'],
fPlugin.wg.definition['version'])