# 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 heat_integrationtests.functional import functional_base
test_template = '''
heat_template_version: 2015-04-30
description: Test template to create/update subnet with allocation_pools.
resources:
net:
type: OS::Neutron::Net
subnet:
type: OS::Neutron::Subnet
properties:
network: { get_resource: net }
cidr: 11.11.11.0/24
gateway_ip: 11.11.11.5
allocation_pools: [{start: 11.11.11.10, end: 11.11.11.250}]
outputs:
alloc_pools:
value: {get_attr: [subnet, allocation_pools]}
gateway_ip:
value: {get_attr: [subnet, gateway_ip]}
'''
[docs]class UpdateSubnetTest(functional_base.FunctionalTestsBase):
[docs] def get_outputs(self, stack_identifier, output_key):
stack = self.client.stacks.get(stack_identifier)
output = self._stack_output(stack, output_key)
return output
[docs] def test_update_allocation_pools(self):
stack_identifier = self.stack_create(template=test_template)
alloc_pools = self.get_outputs(stack_identifier, 'alloc_pools')
self.assertEqual([{'start': '11.11.11.10', 'end': '11.11.11.250'}],
alloc_pools)
# Update allocation_pools with a new range
templ_other_pool = test_template.replace(
'allocation_pools: [{start: 11.11.11.10, end: 11.11.11.250}]',
'allocation_pools: [{start: 11.11.11.10, end: 11.11.11.100}]')
self.update_stack(stack_identifier, templ_other_pool)
new_alloc_pools = self.get_outputs(stack_identifier, 'alloc_pools')
# the new pools should be the new range
self.assertEqual([{'start': '11.11.11.10', 'end': '11.11.11.100'}],
new_alloc_pools)
[docs] def test_update_allocation_pools_to_empty(self):
stack_identifier = self.stack_create(template=test_template)
alloc_pools = self.get_outputs(stack_identifier, 'alloc_pools')
self.assertEqual([{'start': '11.11.11.10', 'end': '11.11.11.250'}],
alloc_pools)
# Update allocation_pools with []
templ_empty_pools = test_template.replace(
'allocation_pools: [{start: 11.11.11.10, end: 11.11.11.250}]',
'allocation_pools: []')
self.update_stack(stack_identifier, templ_empty_pools)
new_alloc_pools = self.get_outputs(stack_identifier, 'alloc_pools')
# new_alloc_pools should be []
self.assertEqual([], new_alloc_pools)
[docs] def test_update_to_no_allocation_pools(self):
stack_identifier = self.stack_create(template=test_template)
alloc_pools = self.get_outputs(stack_identifier, 'alloc_pools')
self.assertEqual([{'start': '11.11.11.10', 'end': '11.11.11.250'}],
alloc_pools)
# Remove the allocation_pools from template
templ_no_pools = test_template.replace(
'allocation_pools: [{start: 11.11.11.10, end: 11.11.11.250}]',
'')
self.update_stack(stack_identifier, templ_no_pools)
last_alloc_pools = self.get_outputs(stack_identifier, 'alloc_pools')
# last_alloc_pools should be []
self.assertEqual([], last_alloc_pools)
[docs] def test_update_gateway_ip(self):
stack_identifier = self.stack_create(template=test_template)
gw_ip = self.get_outputs(stack_identifier, 'gateway_ip')
self.assertEqual('11.11.11.5', gw_ip)
# Update gateway_ip
templ_other_gw_ip = test_template.replace(
'gateway_ip: 11.11.11.5', 'gateway_ip: 11.11.11.9')
self.update_stack(stack_identifier, templ_other_gw_ip)
new_gw_ip = self.get_outputs(stack_identifier, 'gateway_ip')
# the gateway_ip should be the new one
self.assertEqual('11.11.11.9', new_gw_ip)
[docs] def test_update_gateway_ip_to_empty(self):
stack_identifier = self.stack_create(template=test_template)
gw_ip = self.get_outputs(stack_identifier, 'gateway_ip')
self.assertEqual('11.11.11.5', gw_ip)
# Update gateway_ip to null(resolve to '')
templ_empty_gw_ip = test_template.replace(
'gateway_ip: 11.11.11.5', 'gateway_ip: null')
self.update_stack(stack_identifier, templ_empty_gw_ip)
new_gw_ip = self.get_outputs(stack_identifier, 'gateway_ip')
# new gateway_ip should be None
self.assertIsNone(new_gw_ip)
[docs] def test_update_to_no_gateway_ip(self):
stack_identifier = self.stack_create(template=test_template)
gw_ip = self.get_outputs(stack_identifier, 'gateway_ip')
self.assertEqual('11.11.11.5', gw_ip)
# Remove the gateway from template
templ_no_gw_ip = test_template.replace(
'gateway_ip: 11.11.11.5', '')
self.update_stack(stack_identifier, templ_no_gw_ip)
new_gw_ip = self.get_outputs(stack_identifier, 'gateway_ip')
# new gateway_ip should be None
self.assertIsNone(new_gw_ip)