heat/heat/tests/test_stacks.py

210 lines
7.2 KiB
Python

import sys
import os
import nose
import unittest
import mox
import json
import sqlalchemy
from nose.plugins.attrib import attr
from nose import with_setup
from heat.common import context
from heat.tests.v1_1 import fakes
from heat.engine import instance as instances
import heat.db as db_api
from heat.engine import parser
from heat.engine import manager
from heat.engine import auth
@attr(tag=['unit', 'resource'])
@attr(speed='fast')
class stacksTest(unittest.TestCase):
def setUp(self):
self.m = mox.Mox()
self.fc = fakes.FakeClient()
path = os.path.dirname(os.path.realpath(__file__))
self.path = path.replace(os.path.join('heat', 'tests'), 'templates')
def tearDown(self):
self.m.UnsetStubs()
print "stackTest teardown complete"
def create_context(self, user='stacks_test_user'):
ctx = context.get_admin_context()
self.m.StubOutWithMock(ctx, 'username')
ctx.username = user
self.m.StubOutWithMock(auth, 'authenticate')
return ctx
# We use this in a number of tests so it's factored out here.
def get_wordpress_stack(self, stack_name, ctx=None):
tmpl_path = os.path.join(self.path,
'WordPress_Single_Instance_gold.template')
with open(tmpl_path) as f:
t = json.load(f)
template = parser.Template(t)
parameters = parser.Parameters(stack_name, template,
{'KeyName': 'test'})
stack = parser.Stack(ctx or self.create_context(),
stack_name, template, parameters)
self.m.StubOutWithMock(instances.Instance, 'nova')
instances.Instance.nova().MultipleTimes().AndReturn(self.fc)
instance = stack.resources['WebServer']
instance.itype_oflavor['m1.large'] = 'm1.large'
instance.calculate_properties()
server_userdata = instance._build_userdata(
instance.properties['UserData'])
self.m.StubOutWithMock(self.fc.servers, 'create')
self.fc.servers.create(image=744, flavor=3, key_name='test',
name='WebServer', security_groups=None,
userdata=server_userdata).\
AndReturn(self.fc.servers.list()[-1])
return stack
def test_wordpress_single_instance_stack_create(self):
stack = self.get_wordpress_stack('test_stack')
self.m.ReplayAll()
stack.create()
self.assertNotEqual(stack.resources['WebServer'], None)
self.assertTrue(stack.resources['WebServer'].instance_id > 0)
self.assertNotEqual(stack.resources['WebServer'].ipaddress, '0.0.0.0')
def test_wordpress_single_instance_stack_delete(self):
ctx = self.create_context()
stack = self.get_wordpress_stack('test_stack', ctx)
self.m.ReplayAll()
stack_id = stack.store()
stack.create()
db_s = db_api.stack_get(ctx, stack_id)
self.assertNotEqual(db_s, None)
self.assertNotEqual(stack.resources['WebServer'], None)
self.assertTrue(stack.resources['WebServer'].instance_id > 0)
stack.delete()
self.assertEqual(stack.resources['WebServer'].state, 'DELETE_COMPLETE')
self.assertEqual(db_api.stack_get(ctx, stack_id), None)
self.assertEqual(db_s.status, 'DELETE_COMPLETE')
def test_stack_event_list(self):
stack = self.get_wordpress_stack('test_event_list_stack')
self.m.ReplayAll()
stack.store()
stack.create()
self.assertNotEqual(stack.resources['WebServer'], None)
self.assertTrue(stack.resources['WebServer'].instance_id > 0)
m = manager.EngineManager()
events = db_api.event_get_all_by_stack(None, stack.id)
for ev in events:
result = m.parse_event(ev)
self.assertTrue(result['EventId'] > 0)
self.assertEqual(result['StackName'], "test_event_list_stack")
self.assertTrue(result['ResourceStatus'] in ('IN_PROGRESS',
'CREATE_COMPLETE'))
self.assertEqual(result['ResourceType'], 'AWS::EC2::Instance')
self.assertEqual(result['ResourceStatusReason'], 'state changed')
self.assertEqual(result['LogicalResourceId'], 'WebServer')
# Big long user data field.. it mentions 'wordpress'
# a few times so this should work.
user_data = result['ResourceProperties']['UserData']
self.assertNotEqual(user_data.find('wordpress'), -1)
self.assertEqual(result['ResourceProperties']['ImageId'],
'F16-x86_64-gold')
self.assertEqual(result['ResourceProperties']['InstanceType'],
'm1.large')
def test_stack_list(self):
ctx = self.create_context()
auth.authenticate(ctx).AndReturn(True)
stack = self.get_wordpress_stack('test_stack_list', ctx)
self.m.ReplayAll()
stack.store()
stack.create()
man = manager.EngineManager()
sl = man.list_stacks(ctx, {})
self.assertTrue(len(sl['stacks']) > 0)
for s in sl['stacks']:
self.assertNotEqual(s['StackId'], None)
self.assertNotEqual(s['TemplateDescription'].find('WordPress'), -1)
def test_stack_describe_all(self):
ctx = self.create_context('stack_describe_all')
auth.authenticate(ctx).AndReturn(True)
stack = self.get_wordpress_stack('test_stack_desc_all', ctx)
self.m.ReplayAll()
stack.store()
stack.create()
man = manager.EngineManager()
sl = man.show_stack(ctx, None, {})
self.assertEqual(len(sl['stacks']), 1)
for s in sl['stacks']:
self.assertNotEqual(s['StackId'], None)
self.assertNotEqual(s['Description'].find('WordPress'), -1)
def test_stack_describe_all_empty(self):
ctx = self.create_context('stack_describe_all_empty')
auth.authenticate(ctx).AndReturn(True)
self.m.ReplayAll()
man = manager.EngineManager()
sl = man.show_stack(ctx, None, {})
self.assertEqual(len(sl['stacks']), 0)
def test_stack_describe_nonexistent(self):
ctx = self.create_context()
auth.authenticate(ctx).AndReturn(True)
self.m.ReplayAll()
man = manager.EngineManager()
sl = man.show_stack(ctx, 'wibble', {})
self.assertEqual(len(sl['stacks']), 0)
def test_stack_describe(self):
ctx = self.create_context('stack_describe')
auth.authenticate(ctx).AndReturn(True)
stack = self.get_wordpress_stack('test_stack_desc', ctx)
self.m.ReplayAll()
stack.store()
stack.create()
man = manager.EngineManager()
sl = man.show_stack(ctx, 'test_stack_desc', {})
self.assertTrue(len(sl['stacks']) > 0)
for s in sl['stacks']:
self.assertEqual(s['StackName'], 'test_stack_desc')
self.assertTrue('CreationTime' in s)
self.assertNotEqual(s['StackId'], None)
self.assertNotEqual(s['Description'].find('WordPress'), -1)
# allows testing of the test directly
if __name__ == '__main__':
sys.argv.append(__file__)
nose.main()