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#!/usr/bin/python2
#
# Copyright 2013 Rackspace Australia
#
# 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 fixtures
import gear
import logging
import os
import testtools
import time
import yaml
import turbo_hipster.task_plugins.gate_real_db_upgrade.task
import turbo_hipster.worker_server
import fakes
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s %(name)-32s '
'%(levelname)-8s %(message)s')
class TestWithGearman(testtools.TestCase):
log = logging.getLogger("TestWithGearman")
def setUp(self):
super(TestWithGearman, self).setUp()
self.config = None
self.worker_server = None
self.gearman_server = gear.Server(0)
def start_server(self):
if not self.config:
self._load_config_fixture()
# Grab the port so the clients can connect to it
self.config['zuul_server']['gearman_port'] = self.gearman_server.port
self.worker_server = turbo_hipster.worker_server.Server(self.config)
self.worker_server.setup_logging()
self.worker_server.start()
t0 = time.time()
while time.time() - t0 < 10:
if self.worker_server.services_started:
break
time.sleep(0.01)
if not self.worker_server.services_started:
self.fail("Failed to start worker_service services")
def tearDown(self):
if self.worker_server and not self.worker_server.stopped():
self.worker_server.shutdown()
self.gearman_server.shutdown()
super(TestWithGearman, self).tearDown()
def _load_config_fixture(self, config_name='default-config.yaml'):
config_dir = os.path.join(os.path.dirname(__file__), 'etc')
with open(os.path.join(config_dir, config_name), 'r') as config_stream:
self.config = yaml.safe_load(config_stream)
# Set all of the working dirs etc to a writeable temp dir
temp_path = self.useFixture(fixtures.TempDir()).path
for config_dir in ['debug_log', 'jobs_working_dir', 'git_working_dir',
'pip_download_cache']:
if config_dir in self.config:
if self.config[config_dir][0] == '/':
self.config[config_dir] = self.config[config_dir][1:]
self.config[config_dir] = os.path.join(temp_path,
self.config[config_dir])
if self.config['publish_logs']['type'] == 'local':
if self.config['publish_logs']['path'][0] == '/':
self.config['publish_logs']['path'] = \
self.config['publish_logs']['path'][1:]
self.config['publish_logs']['path'] = os.path.join(
temp_path, self.config[config_dir])
class TestWorkerServer(TestWithGearman):
def test_plugins_load(self):
"Test the configured plugins are loaded"
self.start_server()
self.assertFalse(self.worker_server.stopped())
self.assertEqual(3, len(self.worker_server.plugins))
plugin0_config = {
"name": "gate_real_db_upgrade",
"datasets_dir": "/var/lib/turbo-hipster/datasets_devstack_131007",
"function": "build:gate-real-db-upgrade_nova_mysql_devstack_131007"
}
plugin1_config = {
"name": "gate_real_db_upgrade",
"datasets_dir": "/var/lib/turbo-hipster/datasets_user_001",
"function": "build:gate-real-db-upgrade_nova_mysql_user_001"
}
plugin2_config = {
"name": "shell_script",
"function": "build:do_something_shelly"
}
self.assertEqual(plugin0_config,
self.worker_server.plugins[0]['plugin_config'])
self.assertEqual(
'turbo_hipster.task_plugins.gate_real_db_upgrade.task',
self.worker_server.plugins[0]['module'].__name__
)
self.assertEqual(plugin1_config,
self.worker_server.plugins[1]['plugin_config'])
self.assertEqual(
'turbo_hipster.task_plugins.gate_real_db_upgrade.task',
self.worker_server.plugins[1]['module'].__name__
)
self.assertEqual(plugin2_config,
self.worker_server.plugins[2]['plugin_config'])
self.assertEqual(
'turbo_hipster.task_plugins.shell_script.task',
self.worker_server.plugins[2]['module'].__name__
)
def test_zuul_client_started(self):
"Test the zuul client has been started"
self.start_server()
self.assertFalse(self.worker_server.zuul_client.stopped())
def test_zuul_manager_started(self):
"Test the zuul manager has been started"
self.start_server()
self.assertFalse(self.worker_server.zuul_manager.stopped())
class TestZuulClient(TestWithGearman):
def test_setup_gearman_worker(self):
"Make sure the client is registered as a worker with gearman"
pass
def test_registered_functions(self):
"Test the correct functions are registered with gearman"
self.start_server()
# The client should have all of the functions defined in the config
# registered with gearman
# We need to wait for all the functions to register with the server..
# We'll give it up to 10seconds to do so
t0 = time.time()
failed = True
while time.time() - t0 < 10:
# There should be 4 functions. 1 for each plugin + 1 for the
# manager
if len(self.gearman_server.functions) == 4:
failed = False
break
time.sleep(0.01)
if failed:
self.log.debug(self.gearman_server.functions)
self.fail("The correct number of functions haven't registered with"
" gearman")
self.assertIn('build:gate-real-db-upgrade_nova_mysql_devstack_131007',
self.gearman_server.functions)
self.assertIn('build:gate-real-db-upgrade_nova_mysql_user_001',
self.gearman_server.functions)
self.assertIn('build:do_something_shelly',
self.gearman_server.functions)
def test_waiting_for_job(self):
"Make sure the client waits for jobs as expected"
pass
def test_stop(self):
"Test sending a stop signal to the client exists correctly"
pass
def test_job_can_shutdown_th(self):
self._load_config_fixture('shutdown-config.yaml')
self.start_server()
zuul = fakes.FakeZuul(self.config['zuul_server']['gearman_host'],
self.config['zuul_server']['gearman_port'])
# First check we can run a job that /doesn't/ shut down turbo-hipster
data_req = zuul.make_zuul_data()
zuul.submit_job('build:demo_job_clean', data_req)
zuul.wait_for_completion()
self.assertTrue(zuul.job.complete)
self.assertFalse(self.worker_server.stopped())
# Now run a job that leaves the environment dirty and /should/ shut
# down turbo-hipster
zuul.job = None
zuul.submit_job('build:demo_job_dirty', data_req)
zuul.wait_for_completion()
self.assertTrue(zuul.job.complete)
# Give the server a second to shutdown
time.sleep(1)
self.assertTrue(self.worker_server.stopped())
class TestZuulManager(TestWithGearman):
def test_registered_functions(self):
"Test the correct functions are registered with gearman"
self.start_server()
# We need to wait for all the functions to register with the server..
# We'll give it up to 10seconds to do so
t0 = time.time()
failed = True
while time.time() - t0 < 10:
# There should be 4 functions. 1 for each plugin + 1 for the
# manager
if len(self.gearman_server.functions) == 4:
failed = False
break
time.sleep(0.01)
if failed:
self.log.debug(self.gearman_server.functions)
self.fail("The correct number of functions haven't registered with"
" gearman")
hostname = os.uname()[1]
self.assertIn('stop:turbo-hipster-manager-%s' % hostname,
self.gearman_server.functions)
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