rally/rally/benchmark/scenarios/heat/utils.py

152 lines
5.4 KiB
Python

# Copyright 2014: Mirantis Inc.
# 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.
import time
from oslo_config import cfg
from rally.benchmark.scenarios import base
from rally.benchmark import utils as bench_utils
HEAT_BENCHMARK_OPTS = [
cfg.FloatOpt("heat_stack_create_prepoll_delay",
default=2.0,
help="Time to sleep after creating a resource before "
"polling for it status"),
cfg.FloatOpt("heat_stack_create_timeout",
default=3600.0,
help="Time to wait for heat stack to be created."),
cfg.FloatOpt("heat_stack_create_poll_interval",
default=1.0,
help="Interval between checks when waiting for stack "
"creation."),
cfg.FloatOpt("heat_stack_delete_timeout",
default=3600.0,
help="Time to wait for heat stack to be deleted."),
cfg.FloatOpt("heat_stack_delete_poll_interval",
default=1.0,
help="Interval between checks when waiting for stack "
"deletion."),
cfg.FloatOpt("heat_stack_update_prepoll_delay",
default=2.0,
help="Time to sleep after updating a resource before "
"polling for it status"),
cfg.FloatOpt("heat_stack_update_timeout",
default=3600.0,
help="Time to wait for stack to be updated"),
cfg.FloatOpt("heat_stack_update_poll_interval",
default=1.0,
help="Interval between checks when waiting for stack "
"update."),
]
CONF = cfg.CONF
benchmark_group = cfg.OptGroup(name="benchmark", title="benchmark options")
CONF.register_opts(HEAT_BENCHMARK_OPTS, group=benchmark_group)
class HeatScenario(base.Scenario):
"""Base class for Heat scenarios with basic atomic actions."""
default_template = "HeatTemplateFormatVersion: '2012-12-12'"
@base.atomic_action_timer("heat.list_stacks")
def _list_stacks(self):
"""Return user stack list."""
return list(self.clients("heat").stacks.list())
@base.atomic_action_timer("heat.create_stack")
def _create_stack(self, template=None):
"""Create a new stack.
:param template: optional parameter. Template with stack description.
:returns: object of stack
"""
stack_name = self._generate_random_name()
template = template or self.default_template
kw = {
"stack_name": stack_name,
"disable_rollback": True,
"parameters": {},
"template": template,
"files": {},
"environment": {}
}
# heat client returns body instead manager object, so we should
# get manager object using stack_id
stack_id = self.clients("heat").stacks.create(**kw)["stack"]["id"]
stack = self.clients("heat").stacks.get(stack_id)
time.sleep(CONF.benchmark.heat_stack_create_prepoll_delay)
stack = bench_utils.wait_for(
stack,
is_ready=bench_utils.resource_is("CREATE_COMPLETE"),
update_resource=bench_utils.get_from_manager(["CREATE_FAILED"]),
timeout=CONF.benchmark.heat_stack_create_timeout,
check_interval=CONF.benchmark.heat_stack_create_poll_interval)
return stack
@base.atomic_action_timer("heat.update_stack")
def _update_stack(self, stack, template=None):
"""Update an existing stack
:param stack: stack that need to be updated
:param template: Updated template
:return: object of updated stack
"""
template = template or self.default_template
kw = {
"stack_name": stack.stack_name,
"disable_rollback": True,
"parameters": {},
"template": template,
"files": {},
"environment": {}
}
self.clients("heat").stacks.update(stack.id, **kw)
time.sleep(CONF.benchmark.heat_stack_update_prepoll_delay)
stack = bench_utils.wait_for(
stack,
is_ready=bench_utils.resource_is("UPDATE_COMPLETE"),
update_resource=bench_utils.get_from_manager(["UPDATE_FAILED"]),
timeout=CONF.benchmark.heat_stack_update_timeout,
check_interval=CONF.benchmark.heat_stack_update_poll_interval)
return stack
@base.atomic_action_timer("heat.delete_stack")
def _delete_stack(self, stack):
"""Delete given stack.
Returns when the stack is actually deleted.
:param stack: stack object
"""
stack.delete()
bench_utils.wait_for_delete(
stack,
update_resource=bench_utils.get_from_manager(),
timeout=CONF.benchmark.heat_stack_delete_timeout,
check_interval=CONF.benchmark.heat_stack_delete_poll_interval)