Ejemplo n.º 1
0
#    limitations under the License.
"""Waterfall OS API WSGI application."""

import sys
import warnings

from waterfall import objects

warnings.simplefilter('once', DeprecationWarning)

from oslo_config import cfg
from oslo_log import log as logging
from oslo_service import wsgi

from waterfall import i18n
i18n.enable_lazy()

# Need to register global_opts
from waterfall.common import config
from waterfall import rpc
from waterfall import version

CONF = cfg.CONF


def initialize_application():
    objects.register_all()
    CONF(sys.argv[1:], project='waterfall', version=version.version_string())
    logging.setup(CONF, "waterfall")
    config.set_middleware_defaults()
Ejemplo n.º 2
0
    def setUp(self):
        """Run before each test method to initialize test environment."""
        super(TestCase, self).setUp()

        # Create default notifier
        self.notifier = fake_notifier.get_fake_notifier()

        # Mock rpc get notifier with fake notifier method that joins all
        # notifications with the default notifier
        p = mock.patch('waterfall.rpc.get_notifier',
                       side_effect=self._get_joined_notifier)
        p.start()

        # Unit tests do not need to use lazy gettext
        i18n.enable_lazy(False)

        test_timeout = os.environ.get('OS_TEST_TIMEOUT', 0)
        try:
            test_timeout = int(test_timeout)
        except ValueError:
            # If timeout value is invalid do not set a timeout.
            test_timeout = 0
        if test_timeout > 0:
            self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
        self.useFixture(fixtures.NestedTempfile())
        self.useFixture(fixtures.TempHomeDir())

        environ_enabled = (lambda var_name: strutils.bool_from_string(
            os.environ.get(var_name)))
        if environ_enabled('OS_STDOUT_CAPTURE'):
            stdout = self.useFixture(fixtures.StringStream('stdout')).stream
            self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
        if environ_enabled('OS_STDERR_CAPTURE'):
            stderr = self.useFixture(fixtures.StringStream('stderr')).stream
            self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))

        self.useFixture(log_fixture.get_logging_handle_error_fixture())
        self.useFixture(waterfall_fixtures.StandardLogging())

        rpc.add_extra_exmods("waterfall.tests.unit")
        self.addCleanup(rpc.clear_extra_exmods)
        self.addCleanup(rpc.cleanup)

        self.messaging_conf = messaging_conffixture.ConfFixture(CONF)
        self.messaging_conf.transport_driver = 'fake'
        self.messaging_conf.response_timeout = 15
        self.useFixture(self.messaging_conf)
        rpc.init(CONF)

        # NOTE(geguileo): This is required because _determine_obj_version_cap
        # and _determine_rpc_version_cap functions in waterfall.rpc.RPCAPI cache
        # versions in LAST_RPC_VERSIONS and LAST_OBJ_VERSIONS so we may have
        # weird interactions between tests if we don't clear them before each
        # test.
        rpc.LAST_OBJ_VERSIONS = {}
        rpc.LAST_RPC_VERSIONS = {}

        conf_fixture.set_defaults(CONF)
        CONF([], default_config_files=[])

        # NOTE(vish): We need a better method for creating fixtures for tests
        #             now that we have some required db setup for the system
        #             to work properly.
        self.start = timeutils.utcnow()

        CONF.set_default('connection', 'sqlite://', 'database')
        CONF.set_default('sqlite_synchronous', False, 'database')

        global _DB_CACHE
        if not _DB_CACHE:
            _DB_CACHE = Database(sqla_api,
                                 migration,
                                 sql_connection=CONF.database.connection,
                                 sqlite_db=CONF.database.sqlite_db,
                                 sqlite_clean_db='clean.sqlite')
        self.useFixture(_DB_CACHE)

        # NOTE(danms): Make sure to reset us back to non-remote objects
        # for each test to avoid interactions. Also, backup the object
        # registry.
        objects_base.WaterfallObject.indirection_api = None
        self._base_test_obj_backup = copy.copy(
            objects_base.WaterfallObjectRegistry._registry._obj_classes)
        self.addCleanup(self._restore_obj_registry)

        # emulate some of the mox stuff, we can't use the metaclass
        # because it screws with our generators
        mox_fixture = self.useFixture(moxstubout.MoxStubout())
        self.mox = mox_fixture.mox
        self.stubs = mox_fixture.stubs
        self.addCleanup(CONF.reset)
        self.addCleanup(self._common_cleanup)
        self.injected = []
        self._services = []

        fake_notifier.stub_notifier(self.stubs)

        self.override_config('fatal_exception_format_errors', True)
        # This will be cleaned up by the NestedTempfile fixture
        lock_path = self.useFixture(fixtures.TempDir()).path
        self.fixture = self.useFixture(config_fixture.Config(lockutils.CONF))
        self.fixture.config(lock_path=lock_path, group='oslo_concurrency')
        lockutils.set_defaults(lock_path)
        self.override_config('policy_file',
                             os.path.join(
                                 os.path.abspath(
                                     os.path.join(
                                         os.path.dirname(__file__),
                                         '..',
                                     )), 'waterfall/tests/unit/policy.json'),
                             group='oslo_policy')

        self._disable_osprofiler()

        # NOTE(geguileo): This is required because common get_by_id method in
        # waterfall.db.sqlalchemy.api caches get methods and if we use a mocked
        # get method in one test it would carry on to the next test.  So we
        # clear out the cache.
        sqla_api._GET_METHODS = {}