def test_543352_HeatStackUpdateInPlace(self):
""" This test case checks stack id doesn't change after stack update.
Steps:
1. Create stack using template nova_server.yaml.
2. Check id of created image.
3. Update stack template: flavor = 'm1.small'
4. Update stack.
5. Check id of updated image.
"""
stack_name = "vm_stack"
template_name = "nova_server.yaml"
template_path = os.path.join(self.templates_dir, template_name)
try:
networks = self.neutron.list_networks()
if len(networks["networks"]) < 2:
raise AssertionError("ERROR: Need to have at least 2 networks")
internal_network_id = networks["networks"][1]["id"]
create_template = common_functions.read_template(self.templates_dir, template_name)
parameters = {"network": internal_network_id}
sid = common_functions.create_stack(self.heat, stack_name, create_template, parameters)
first_resource_id = common_functions.get_specific_resource_id(self.heat, sid, "vm")
flavor_change = {"flavor": "m1.small"}
common_functions.update_template_file(template_path, "flavor", **flavor_change)
update_template = common_functions.read_template(self.templates_dir, template_name)
common_functions.update_stack(self.heat, sid, update_template, parameters)
second_resource_id = common_functions.get_specific_resource_id(self.heat, sid, "vm")
self.assertEqual(
first_resource_id, second_resource_id, msg="Resource id should not be changed" " after modifying stack"
)
finally:
common_functions.delete_stack(self.heat, sid)
back_flavor_change = {"flavor": "m1.tiny"}
common_functions.update_template_file(template_path, "flavor", **back_flavor_change)
def test_543351_HeatStackUpdateReplace(self):
""" This test case checks change stack id after stack update.
Steps:
1. Create stack using template.
2. Check id of created image.
3. Update stack template:
disk_format = 'ami',
container_format = 'ami'
4. Update stack.
5. Check id of updated image.
"""
stack_name = "image_stack"
template_name = "cirros_image_tmpl.yaml"
template_path = os.path.join(self.templates_dir, template_name)
try:
create_template = common_functions.read_template(self.templates_dir, template_name)
sid = common_functions.create_stack(self.heat, stack_name, create_template)
self.uid_list.append(sid)
first_resource_id = common_functions.get_resource_id(self.heat, sid)
format_change = {"disk_format": "ami", "container_format": "ami"}
common_functions.update_template_file(template_path, "format", **format_change)
update_template = common_functions.read_template(self.templates_dir, template_name)
common_functions.update_stack(self.heat, sid, update_template)
second_resource_id = common_functions.get_resource_id(self.heat, sid)
self.assertNotEqual(
first_resource_id, second_resource_id, msg="Resource id should be changed" " after modifying stack"
)
finally:
back_format_change = {"disk_format": "qcow2", "container_format": "bare"}
common_functions.update_template_file(template_path, "format", **back_format_change)