heat/heat/tests/test_waitcondition.py

234 lines
8.2 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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 mox
import uuid
import time
import eventlet
import unittest
from nose.plugins.attrib import attr
from heat.tests import fakes
import heat.db as db_api
from heat.common import template_format
from heat.common import identifier
from heat.engine import parser
from heat.engine.resources import wait_condition as wc
from heat.common import context
from heat.openstack.common import cfg
test_template_waitcondition = '''
{
"AWSTemplateFormatVersion" : "2010-09-09",
"Description" : "Just a WaitCondition.",
"Parameters" : {},
"Resources" : {
"WaitHandle" : {
"Type" : "AWS::CloudFormation::WaitConditionHandle"
},
"WaitForTheHandle" : {
"Type" : "AWS::CloudFormation::WaitCondition",
"Properties" : {
"Handle" : {"Ref" : "WaitHandle"},
"Timeout" : "5"
}
}
}
}
'''
@attr(tag=['unit', 'resource', 'WaitCondition'])
@attr(speed='slow')
class WaitConditionTest(unittest.TestCase):
def setUp(self):
self.m = mox.Mox()
self.m.StubOutWithMock(wc.WaitCondition,
'_get_status_reason')
self.m.StubOutWithMock(wc.WaitCondition,
'_create_timeout')
self.m.StubOutWithMock(eventlet, 'sleep')
cfg.CONF.set_default('heat_waitcondition_server_url',
'http://127.0.0.1:8000/v1/waitcondition')
self.fc = fakes.FakeKeystoneClient()
def tearDown(self):
self.m.UnsetStubs()
def create_stack(self, stack_name, temp, params):
template = parser.Template(temp)
parameters = parser.Parameters(stack_name, template, params)
stack = parser.Stack(context.get_admin_context(), stack_name,
template, parameters)
stack.store()
return stack
def test_post_success_to_handle(self):
t = template_format.parse(test_template_waitcondition)
stack = self.create_stack('test_stack', t, {})
wc.WaitCondition._create_timeout().AndReturn(eventlet.Timeout(5))
wc.WaitCondition._get_status_reason(
mox.IgnoreArg()).AndReturn(('WAITING', ''))
eventlet.sleep(1).AndReturn(None)
wc.WaitCondition._get_status_reason(
mox.IgnoreArg()).AndReturn(('WAITING', ''))
eventlet.sleep(1).AndReturn(None)
wc.WaitCondition._get_status_reason(
mox.IgnoreArg()).AndReturn(('SUCCESS', 'woot toot'))
self.m.StubOutWithMock(wc.WaitConditionHandle, 'keystone')
wc.WaitConditionHandle.keystone().MultipleTimes().AndReturn(self.fc)
id = identifier.ResourceIdentifier('test_tenant', stack.name,
stack.id, '', 'WaitHandle')
self.m.StubOutWithMock(wc.WaitConditionHandle, 'identifier')
wc.WaitConditionHandle.identifier().MultipleTimes().AndReturn(id)
self.m.ReplayAll()
stack.create()
resource = stack.resources['WaitForTheHandle']
self.assertEqual(resource.state,
'CREATE_COMPLETE')
r = db_api.resource_get_by_name_and_stack(None, 'WaitHandle',
stack.id)
self.assertEqual(r.name, 'WaitHandle')
self.m.VerifyAll()
def test_timeout(self):
t = template_format.parse(test_template_waitcondition)
stack = self.create_stack('test_stack', t, {})
tmo = eventlet.Timeout(6)
wc.WaitCondition._create_timeout().AndReturn(tmo)
wc.WaitCondition._get_status_reason(
mox.IgnoreArg()).AndReturn(('WAITING', ''))
eventlet.sleep(1).AndReturn(None)
wc.WaitCondition._get_status_reason(
mox.IgnoreArg()).AndReturn(('WAITING', ''))
eventlet.sleep(1).AndRaise(tmo)
self.m.StubOutWithMock(wc.WaitConditionHandle, 'keystone')
wc.WaitConditionHandle.keystone().MultipleTimes().AndReturn(self.fc)
id = identifier.ResourceIdentifier('test_tenant', stack.name,
stack.id, '', 'WaitHandle')
self.m.StubOutWithMock(wc.WaitConditionHandle, 'identifier')
wc.WaitConditionHandle.identifier().MultipleTimes().AndReturn(id)
self.m.ReplayAll()
stack.create()
resource = stack.resources['WaitForTheHandle']
self.assertEqual(resource.state,
'CREATE_FAILED')
self.assertEqual(wc.WaitCondition.UPDATE_REPLACE,
resource.handle_update())
stack.delete()
self.m.VerifyAll()
@attr(tag=['unit', 'resource', 'WaitConditionHandle'])
@attr(speed='fast')
class WaitConditionHandleTest(unittest.TestCase):
def setUp(self):
self.m = mox.Mox()
cfg.CONF.set_default('heat_waitcondition_server_url',
'http://127.0.0.1:8000/v1/waitcondition')
self.fc = fakes.FakeKeystoneClient()
def tearDown(self):
self.m.UnsetStubs()
def create_stack(self, stack_name='test_stack2', params={}):
temp = template_format.parse(test_template_waitcondition)
template = parser.Template(temp)
parameters = parser.Parameters(stack_name, template, params)
stack = parser.Stack(context.get_admin_context(), stack_name,
template, parameters)
# Stub out the UUID for this test, so we can get an expected signature
self.m.StubOutWithMock(uuid, 'uuid4')
uuid.uuid4().AndReturn('STACKABCD1234')
self.m.ReplayAll()
stack.store()
return stack
def test_handle(self):
stack = self.create_stack()
# Stub waitcondition status so all goes CREATE_COMPLETE
self.m.StubOutWithMock(wc.WaitCondition, '_get_status_reason')
wc.WaitCondition._get_status_reason(
mox.IgnoreArg()).AndReturn(('SUCCESS', 'woot toot'))
self.m.StubOutWithMock(wc.WaitCondition, '_create_timeout')
wc.WaitCondition._create_timeout().AndReturn(eventlet.Timeout(5))
# Stub keystone() with fake client
self.m.StubOutWithMock(wc.WaitConditionHandle, 'keystone')
wc.WaitConditionHandle.keystone().MultipleTimes().AndReturn(self.fc)
id = identifier.ResourceIdentifier('test_tenant', stack.name,
stack.id, '', 'WaitHandle')
self.m.StubOutWithMock(wc.WaitConditionHandle, 'identifier')
wc.WaitConditionHandle.identifier().MultipleTimes().AndReturn(id)
# Stub time to a fixed value so we can get an expected signature
t = time.gmtime(1354196977)
self.m.StubOutWithMock(time, 'gmtime')
time.gmtime().MultipleTimes().AndReturn(t)
self.m.ReplayAll()
stack.create()
resource = stack.resources['WaitHandle']
self.assertEqual(resource.state, 'CREATE_COMPLETE')
expected_url = "".join(
['http://127.0.0.1:8000/v1/waitcondition/',
'arn%3Aopenstack%3Aheat%3A%3Atest_tenant%3Astacks%2F',
'test_stack2%2FSTACKABCD1234%2Fresources%2F',
'WaitHandle?',
'Timestamp=2012-11-29T13%3A49%3A37Z&',
'SignatureMethod=HmacSHA256&',
'AWSAccessKeyId=4567&',
'SignatureVersion=2&',
'Signature=',
'ePyTwmC%2F1kSigeo%2Fha7kP8Avvb45G9Y7WOQWe4F%2BnXM%3D'
])
self.assertEqual(expected_url, resource.FnGetRefId())
self.assertEqual(resource.UPDATE_REPLACE,
resource.handle_update())
stack.delete()
self.m.VerifyAll()