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# Copyright 2018 Ericsson
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import mock
from neutronclient.common import exceptions
from neutronclient.v2_0 import client as neutronclient
import six
from heat.common import template_format
from heat.engine.clients.os import neutron
from heat.engine import scheduler
from heat.tests import common
from heat.tests import utils
try:
from networking_l2gw.services.l2gateway.exceptions import (
L2GatewaySegmentationRequired) # noqa
except ImportError:
class L2GatewaySegmentationRequired(exceptions.NeutronException):
message = ("L2 gateway segmentation id must be consistent for all "
"the interfaces")
class NeutronL2GatewayTest(common.HeatTestCase):
test_template = '''
heat_template_version: queens
description: Template to test L2Gateway Neutron resource
resources:
l2gw:
type: OS::Neutron::L2Gateway
properties:
name: L2GW01
devices:
- device_name: switch01
interfaces:
- name: eth0
- name: eth1
'''
test_template_update = '''
heat_template_version: queens
description: Template to test L2Gateway Neutron resource
resources:
l2gw:
type: OS::Neutron::L2Gateway
properties:
name: L2GW01
devices:
- device_name: switch01
interfaces:
- name: eth0
- name: eth1
- device_name: switch02
interfaces:
- name: eth5
- name: eth6
'''
test_template_with_seg = '''
heat_template_version: queens
description: Template to test L2Gateway Neutron resource
resources:
l2gw:
type: OS::Neutron::L2Gateway
properties:
name: L2GW01
devices:
- device_name: switch01
interfaces:
- name: eth0
segmentation_id:
- 101
- 102
- 103
- name: eth1
segmentation_id:
- 101
- 102
- 103
'''
test_template_invalid_seg = '''
heat_template_version: queens
description: Template to test L2Gateway Neutron resource
resources:
l2gw:
type: OS::Neutron::L2Gateway
properties:
name: L2GW01
devices:
- device_name: switch01
interfaces:
- name: eth0
segmentation_id:
- 101
- 102
- 103
- name: eth1
'''
mock_create_req = {
"l2_gateway": {
"name": "L2GW01",
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0"},
{"name": "eth1"}
]
}]
}}
mock_create_reply = {
"l2_gateway": {
"name": "L2GW01",
"id": "d3590f37-b072-4358-9719-71964d84a31c",
"tenant_id": "7ea656c7c9b8447494f33b0bc741d9e6",
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0"},
{"name": "eth1"}
]
}]
}}
mock_update_req = {
"l2_gateway": {
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0"},
{"name": "eth1"}
]
}, {
"device_name": "switch02",
"interfaces": [
{"name": "eth5"},
{"name": "eth6"}]
}]
}}
mock_update_reply = {
"l2_gateway": {
"name": "L2GW01",
"id": "d3590f37-b072-4358-9719-71964d84a31c",
"tenant_id": "7ea656c7c9b8447494f33b0bc741d9e6",
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0"},
{"name": "eth1"}]
}, {
"device_name": "switch02",
"interfaces": [
{"name": "eth5"},
{"name": "eth6"}]
}]
}}
mock_create_with_seg_req = {
"l2_gateway": {
"name": "L2GW01",
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0",
"segmentation_id": [101, 102, 103]},
{"name": "eth1",
"segmentation_id": [101, 102, 103]}
]
}]
}}
mock_create_with_seg_reply = {
"l2_gateway": {
"name": "L2GW01",
"id": "d3590f37-b072-4358-9719-71964d84a31c",
"tenant_id": "7ea656c7c9b8447494f33b0bc741d9e6",
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0",
"segmentation_id": ["101", "102", "103"]},
{"name": "eth1",
"segmentation_id": ["101", "102", "103"]}
]
}]
}}
mock_create_invalid_seg_req = {
"l2_gateway": {
"name": "L2GW01",
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0",
"segmentation_id": [101, 102, 103]},
{"name": "eth1"}
]
}]
}}
mock_create_invalid_seg_reply = {
"l2_gateway": {
"name": "L2GW01",
"id": "d3590f37-b072-4358-9719-71964d84a31c",
"tenant_id": "7ea656c7c9b8447494f33b0bc741d9e6",
"devices": [{
"device_name": "switch01",
"interfaces": [
{"name": "eth0",
"segmentation_id": ["101", "102", "103"]},
{"name": "eth1"}
]
}]
}}
def setUp(self):
super(NeutronL2GatewayTest, self).setUp()
self.mockclient = mock.MagicMock()
self.patchobject(neutronclient, 'Client', return_value=self.mockclient)
self.patchobject(neutron.NeutronClientPlugin, 'has_extension',
return_value=True)
def _create_l2_gateway(self, hot, reply):
# stack create
self.mockclient.create_l2_gateway.return_value = reply
self.mockclient.show_l2_gateway.return_value = reply
template = template_format.parse(hot)
self.stack = utils.parse_stack(template)
scheduler.TaskRunner(self.stack.create)()
self.l2gw_resource = self.stack['l2gw']
def test_l2_gateway_create(self):
self._create_l2_gateway(self.test_template, self.mock_create_reply)
self.assertIsNone(self.l2gw_resource.validate())
self.assertEqual((self.l2gw_resource.CREATE,
self.l2gw_resource.COMPLETE),
self.l2gw_resource.state)
self.assertEqual('d3590f37-b072-4358-9719-71964d84a31c',
self.l2gw_resource.FnGetRefId())
self.mockclient.create_l2_gateway.assert_called_once_with(
self.mock_create_req)
def test_l2_gateway_update(self):
self._create_l2_gateway(self.test_template, self.mock_create_reply)
# update l2_gateway with 2nd device
self.mockclient.update_l2_gateway.return_value = self.mock_update_reply
self.mockclient.show_l2_gateway.return_value = self.mock_update_reply
updated_tmpl = template_format.parse(self.test_template_update)
updated_stack = utils.parse_stack(updated_tmpl)
self.stack.update(updated_stack)
ud_l2gw_resource = self.stack['l2gw']
self.assertIsNone(ud_l2gw_resource.validate())
self.assertEqual((ud_l2gw_resource.UPDATE, ud_l2gw_resource.COMPLETE),
ud_l2gw_resource.state)
self.assertEqual('d3590f37-b072-4358-9719-71964d84a31c',
ud_l2gw_resource.FnGetRefId())
self.mockclient.update_l2_gateway.assert_called_once_with(
'd3590f37-b072-4358-9719-71964d84a31c',
self.mock_update_req)
def test_l2_gateway_create_with_seg(self):
# test with segmentation_id in template
self._create_l2_gateway(self.test_template_with_seg,
self.mock_create_with_seg_reply)
self.assertIsNone(self.l2gw_resource.validate())
self.assertEqual((self.l2gw_resource.CREATE,
self.l2gw_resource.COMPLETE),
self.l2gw_resource.state)
self.assertEqual('d3590f37-b072-4358-9719-71964d84a31c',
self.l2gw_resource.FnGetRefId())
self.mockclient.create_l2_gateway.assert_called_once_with(
self.mock_create_with_seg_req)
def test_l2_gateway_create_invalid_seg(self):
# test failure when segmentation_id is not consistent across
# all interfaces
self.mockclient.create_l2_gateway.side_effect = (
L2GatewaySegmentationRequired())
template = template_format.parse(self.test_template_invalid_seg)
self.stack = utils.parse_stack(template)
scheduler.TaskRunner(self.stack.create)()
self.l2gw_resource = self.stack['l2gw']
self.assertIsNone(self.l2gw_resource.validate())
self.assertEqual(
six.text_type('Resource CREATE failed: '
'L2GatewaySegmentationRequired: resources.l2gw: '
'L2 gateway segmentation id must be consistent for '
'all the interfaces'),
self.stack.status_reason)
self.assertEqual((self.l2gw_resource.CREATE,
self.l2gw_resource.FAILED),
self.l2gw_resource.state)
self.mockclient.create_l2_gateway.assert_called_once_with(
self.mock_create_invalid_seg_req)
def test_l2_gateway_delete(self):
self._create_l2_gateway(self.test_template, self.mock_create_reply)
self.stack.delete()
self.mockclient.delete_l2_gateway.assert_called_with(
'd3590f37-b072-4358-9719-71964d84a31c')
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