Support composite alarm
Change-Id: I973c03b08227c1f706504c6ae29ca250c2f79869 Blueprint: add-aodh-composite-alarm
This commit is contained in:
huangtianhua
parent
c38f68e745
commit
d9021d3c22
104
heat/engine/resources/openstack/aodh/composite_alarm.py
Normal file
104
heat/engine/resources/openstack/aodh/composite_alarm.py
Normal file
@ -0,0 +1,104 @@
|
||||
#
|
||||
# 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.common.i18n import _
|
||||
from heat.engine import constraints
|
||||
from heat.engine import properties
|
||||
from heat.engine.resources import alarm_base
|
||||
from heat.engine import support
|
||||
|
||||
|
||||
class CompositeAlarm(alarm_base.BaseAlarm):
|
||||
"""A resource that implements Aodh composite alarm.
|
||||
|
||||
Allows to specify multiple rules when creating a composite alarm,
|
||||
and the rules combined with logical operators: and, or.
|
||||
"""
|
||||
|
||||
alarm_type = 'composite'
|
||||
|
||||
support_status = support.SupportStatus(version='8.0.0')
|
||||
|
||||
PROPERTIES = (
|
||||
COMPOSITE_RULE, COMPOSITE_OPERATOR, RULES,
|
||||
) = (
|
||||
'composite_rule', 'operator', 'rules',
|
||||
)
|
||||
|
||||
composite_rule_schema = {
|
||||
COMPOSITE_OPERATOR: properties.Schema(
|
||||
properties.Schema.STRING,
|
||||
_('The operator indicates how to combine the rules.'),
|
||||
required=True,
|
||||
update_allowed=True,
|
||||
constraints=[
|
||||
constraints.AllowedValues(['or', 'and'])
|
||||
]
|
||||
),
|
||||
RULES: properties.Schema(
|
||||
properties.Schema.LIST,
|
||||
_('Rules list. Basic threshold/gnocchi rules and nested dict '
|
||||
'which combine threshold/gnocchi rules by "and" or "or" are '
|
||||
'allowed. For example, the form is like: [RULE1, RULE2, '
|
||||
'{"and": [RULE3, RULE4]}], the basic threshold/gnocchi '
|
||||
'rules must include a "type" field.'),
|
||||
required=True,
|
||||
update_allowed=True,
|
||||
constraints=[
|
||||
constraints.Length(min=2)
|
||||
]
|
||||
),
|
||||
}
|
||||
|
||||
properties_schema = {
|
||||
COMPOSITE_RULE: properties.Schema(
|
||||
properties.Schema.MAP,
|
||||
_('Composite threshold rules in JSON format.'),
|
||||
required=True,
|
||||
update_allowed=True,
|
||||
schema=composite_rule_schema
|
||||
)
|
||||
}
|
||||
|
||||
properties_schema.update(alarm_base.common_properties_schema)
|
||||
|
||||
def parse_composite_rule(self, props):
|
||||
composite_rule = props.get(self.COMPOSITE_RULE)
|
||||
operator = composite_rule[self.COMPOSITE_OPERATOR]
|
||||
rules = composite_rule[self.RULES]
|
||||
props[self.COMPOSITE_RULE] = {operator: rules}
|
||||
|
||||
def handle_create(self):
|
||||
props = self.actions_to_urls(self.properties)
|
||||
self.parse_composite_rule(props)
|
||||
props['name'] = self.physical_resource_name()
|
||||
props['type'] = self.alarm_type
|
||||
|
||||
alarm = self.client().alarm.create(props)
|
||||
self.resource_id_set(alarm['alarm_id'])
|
||||
|
||||
def handle_update(self, json_snippet, tmpl_diff, prop_diff):
|
||||
if prop_diff:
|
||||
updated_props = self.actions_to_urls(prop_diff)
|
||||
if self.COMPOSITE_RULE in prop_diff:
|
||||
self.parse_composite_rule(updated_props)
|
||||
self.client().alarm.update(self.resource_id, updated_props)
|
||||
|
||||
def _show_resource(self):
|
||||
return self.client().alarm.get(self.resource_id)
|
||||
|
||||
|
||||
def resource_mapping():
|
||||
return {
|
||||
'OS::Aodh::CompositeAlarm': CompositeAlarm,
|
||||
}
|
||||
149
heat/tests/openstack/aodh/test_composite_alarm.py
Normal file
149
heat/tests/openstack/aodh/test_composite_alarm.py
Normal file
@ -0,0 +1,149 @@
|
||||
#
|
||||
# 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 copy
|
||||
|
||||
import mock
|
||||
import six
|
||||
|
||||
from heat.common import exception
|
||||
from heat.common import template_format
|
||||
from heat.engine.clients.os import aodh
|
||||
from heat.engine import rsrc_defn
|
||||
from heat.engine import scheduler
|
||||
from heat.engine import stack as parser
|
||||
from heat.engine import template as tmpl
|
||||
from heat.tests import common
|
||||
from heat.tests import utils
|
||||
|
||||
|
||||
alarm_template = '''
|
||||
heat_template_version: 2016-10-14
|
||||
resources:
|
||||
cps_alarm:
|
||||
type: OS::Aodh::CompositeAlarm
|
||||
properties:
|
||||
description: test the composite alarm
|
||||
alarm_actions: []
|
||||
severity: moderate
|
||||
composite_rule:
|
||||
operator: or
|
||||
rules:
|
||||
- type: threshold
|
||||
meter_name: cpu_util
|
||||
evaluation_periods: 1
|
||||
period: 60
|
||||
statistic: avg
|
||||
threshold: 0.8
|
||||
comparison_operator: ge
|
||||
exclude_outliers: false
|
||||
- and:
|
||||
- type: threshold
|
||||
meter_name: disk.usage
|
||||
evaluation_periods: 1
|
||||
period: 60
|
||||
statistic: avg
|
||||
threshold: 0.8
|
||||
comparison_operator: ge
|
||||
exclude_outliers: false
|
||||
- type: threshold
|
||||
meter_name: mem_util
|
||||
evaluation_periods: 1
|
||||
period: 60
|
||||
statistic: avg
|
||||
threshold: 0.8
|
||||
comparison_operator: ge
|
||||
exclude_outliers: false
|
||||
'''
|
||||
|
||||
|
||||
FakeCompositeAlarm = {'other_attrs': 'val',
|
||||
'alarm_id': 'foo'}
|
||||
|
||||
|
||||
class CompositeAlarmTest(common.HeatTestCase):
|
||||
def setUp(self):
|
||||
super(CompositeAlarmTest, self).setUp()
|
||||
self.fa = mock.Mock()
|
||||
|
||||
def create_stack(self, template=None):
|
||||
temp = template_format.parse(template)
|
||||
template = tmpl.Template(temp)
|
||||
ctx = utils.dummy_context()
|
||||
ctx.tenant = 'test_tenant'
|
||||
stack = parser.Stack(ctx, utils.random_name(), template,
|
||||
disable_rollback=True)
|
||||
stack.store()
|
||||
|
||||
self.patchobject(aodh.AodhClientPlugin,
|
||||
'_create').return_value = self.fa
|
||||
|
||||
self.patchobject(self.fa.alarm,
|
||||
'create').return_value = FakeCompositeAlarm
|
||||
|
||||
return stack
|
||||
|
||||
def test_handle_create(self):
|
||||
"""Test create the composite alarm."""
|
||||
|
||||
test_stack = self.create_stack(template=alarm_template)
|
||||
test_stack.create()
|
||||
rsrc = test_stack['cps_alarm']
|
||||
self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state)
|
||||
|
||||
def test_handle_update(self):
|
||||
"""Test update the composite alarm."""
|
||||
|
||||
test_stack = self.create_stack(template=alarm_template)
|
||||
update_mock = self.patchobject(self.fa.alarm, 'update')
|
||||
|
||||
test_stack.create()
|
||||
rsrc = test_stack['cps_alarm']
|
||||
self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state)
|
||||
|
||||
after_props = copy.deepcopy(rsrc.properties.data)
|
||||
update_props = {
|
||||
'enabled': False,
|
||||
'repeat_actions': False,
|
||||
'insufficient_data_actions': [],
|
||||
'ok_actions': ['signal_handler']
|
||||
}
|
||||
after_props.update(update_props)
|
||||
|
||||
snippet = rsrc_defn.ResourceDefinition(rsrc.name,
|
||||
rsrc.type(),
|
||||
after_props)
|
||||
|
||||
scheduler.TaskRunner(rsrc.update, snippet)()
|
||||
|
||||
self.assertEqual((rsrc.UPDATE, rsrc.COMPLETE), rsrc.state)
|
||||
self.assertEqual(1, update_mock.call_count)
|
||||
|
||||
def test_validate(self):
|
||||
test_stack = self.create_stack(template=alarm_template)
|
||||
props = test_stack.t['resources']['cps_alarm']['Properties']
|
||||
props['composite_rule']['operator'] = 'invalid'
|
||||
res = test_stack['cps_alarm']
|
||||
error_msg = '"invalid" is not an allowed value [or, and]'
|
||||
|
||||
exc = self.assertRaises(exception.StackValidationFailed,
|
||||
res.validate)
|
||||
self.assertIn(error_msg, six.text_type(exc))
|
||||
|
||||
def test_show_resource(self):
|
||||
test_stack = self.create_stack(template=alarm_template)
|
||||
res = test_stack['cps_alarm']
|
||||
res.client().alarm.create.return_value = FakeCompositeAlarm
|
||||
res.client().alarm.get.return_value = FakeCompositeAlarm
|
||||
scheduler.TaskRunner(res.create)()
|
||||
self.assertEqual(FakeCompositeAlarm, res.FnGetAtt('show'))
|
||||
@ -0,0 +1,5 @@
|
||||
---
|
||||
features:
|
||||
- OS::Aodh::CompositeAlarm resource plugin is added to manage
|
||||
Aodh composite alarm, aim to replace OS::Aodh::CombinationAlarm
|
||||
which has been deprecated in Newton release.
|
||||
Loading…
Reference in New Issue
Block a user