RETIRED, Function as a Service for OpenStack
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# -*- coding: utf-8 -*-
# Copyright 2010-2011 OpenStack Foundation
# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
#
# 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 random
from oslo_config import cfg
from oslotest import base
from qinling import config
from qinling import context as auth_context
from qinling.db import api as db_api
from qinling import status
DEFAULT_PROJECT_ID = 'default'
OPT_PROJECT_ID = '55-66-77-88'
def get_context(default=True, admin=False):
if default:
return auth_context.Context.from_dict({
'user_name': 'test-default-user',
'user': '1-2-3-4',
'tenant': DEFAULT_PROJECT_ID,
'project_name': 'test-default-project',
'is_admin': admin
})
else:
return auth_context.Context.from_dict({
'user_name': 'test-opt-user',
'user': '5-6-7-8',
'tenant': OPT_PROJECT_ID,
'project_name': 'test-opt-project',
'is_admin': admin
})
class BaseTest(base.BaseTestCase):
def override_config(self, name, override, group=None):
"""Cleanly override CONF variables."""
cfg.CONF.set_override(name, override, group)
self.addCleanup(cfg.CONF.clear_override, name, group)
def _assertDictContainsSubset(self, parent, child):
"""Checks whether child dict is a superset of parent.
assertDictContainsSubset() in standard Python 2.7 has been deprecated
since Python 3.2
Refer to https://goo.gl/iABb5c
"""
self.assertEqual(parent, dict(parent, **child))
def _assert_single_item(self, items, **props):
return self._assert_multiple_items(items, 1, **props)[0]
def _assert_multiple_items(self, items, count, **props):
def _matches(item, **props):
for prop_name, prop_val in props.items():
v = (item[prop_name] if isinstance(item, dict)
else getattr(item, prop_name))
if v != prop_val:
return False
return True
filtered_items = list(
[item for item in items if _matches(item, **props)]
)
found = len(filtered_items)
if found != count:
self.fail("Wrong number of items found [props=%s, "
"expected=%s, found=%s]" % (props, count, found))
return filtered_items
def rand_name(self, name='', prefix=None):
"""Generate a random name that inclues a random number.
:param str name: The name that you want to include
:param str prefix: The prefix that you want to include
:return: a random name. The format is
'<prefix>-<name>-<random number>'.
(e.g. 'prefixfoo-namebar-154876201')
:rtype: string
"""
randbits = str(random.randint(1, 0x7fffffff))
rand_name = randbits
if name:
rand_name = name + '-' + rand_name
if prefix:
rand_name = prefix + '-' + rand_name
return rand_name
class DbTestCase(BaseTest):
is_heavy_init_called = False
def setUp(self):
super(DbTestCase, self).setUp()
self.prefix = self.__class__.__name__
self._heavy_init()
self.ctx = get_context()
auth_context.set_ctx(self.ctx)
self.addCleanup(auth_context.set_ctx, None)
self.addCleanup(self._clean_db)
@classmethod
def heavy_init(cls):
"""Runs a long initialization.
This method runs long initialization once by class
and can be extended by child classes.
"""
cfg.CONF.set_default('connection', 'sqlite://', group='database')
cfg.CONF.set_default('max_overflow', -1, group='database')
cfg.CONF.set_default('max_pool_size', 1000, group='database')
qinling_opts = [
(config.API_GROUP, config.api_opts),
(config.PECAN_GROUP, config.pecan_opts),
(config.ENGINE_GROUP, config.engine_opts),
(config.STORAGE_GROUP, config.storage_opts),
(config.KUBERNETES_GROUP, config.kubernetes_opts),
(config.ETCD_GROUP, config.etcd_opts),
(config.RLIMITS_GROUP, config.rlimits_opts),
(None, [config.launch_opt]),
(None, config.default_opts)
]
for group, options in qinling_opts:
cfg.CONF.register_opts(list(options), group)
cls.qinling_endpoint = 'http://127.0.0.1:7070/'
cfg.CONF.set_default('qinling_endpoint', cls.qinling_endpoint)
db_api.setup_db()
@classmethod
def _heavy_init(cls):
"""Method that runs heavy_init().
Make this method private to prevent extending this one.
It runs heavy_init() only once.
Note: setUpClass() can be used, but it magically is not invoked
from child class in another module.
"""
if not cls.is_heavy_init_called:
cls.heavy_init()
cls.is_heavy_init_called = True
def _clean_db(self):
db_api.delete_all()
def create_runtime(self):
runtime = db_api.create_runtime(
{
'name': self.rand_name('runtime', prefix=self.prefix),
'image': self.rand_name('image', prefix=self.prefix),
# 'auth_enable' is disabled by default, we create runtime for
# default tenant.
'project_id': DEFAULT_PROJECT_ID,
'status': status.AVAILABLE,
'trusted': True
}
)
return runtime
def create_function(self, runtime_id=None, code=None):
if not runtime_id:
runtime_id = self.create_runtime().id
function = db_api.create_function(
{
'name': self.rand_name('function', prefix=self.prefix),
'runtime_id': runtime_id,
'code': code or {"source": "package", "md5sum": "fake_md5"},
'entry': 'main.main',
# 'auth_enable' is disabled by default, we create runtime for
# default tenant.
'project_id': DEFAULT_PROJECT_ID,
'cpu': cfg.CONF.resource_limits.default_cpu,
'memory_size': cfg.CONF.resource_limits.default_memory,
'timeout': cfg.CONF.resource_limits.default_timeout,
}
)
return function
def create_job(self, function_id=None, **kwargs):
if not function_id:
function_id = self.create_function().id
job_params = {
'name': self.rand_name('job', prefix=self.prefix),
'function_id': function_id,
# 'auth_enable' is disabled by default
'project_id': DEFAULT_PROJECT_ID,
}
job_params.update(kwargs)
job = db_api.create_job(job_params)
return job
def create_webhook(self, function_id=None, **kwargs):
if not function_id:
function_id = self.create_function().id
webhook_params = {
'function_id': function_id,
# 'auth_enable' is disabled by default
'project_id': DEFAULT_PROJECT_ID,
}
webhook_params.update(kwargs)
webhook = db_api.create_webhook(webhook_params)
return webhook
def create_execution(self, function_id=None, **kwargs):
if not function_id:
function_id = self.create_function().id
execution_params = {
'function_id': function_id,
'project_id': DEFAULT_PROJECT_ID,
'status': status.RUNNING,
}
execution_params.update(kwargs)
execution = db_api.create_execution(execution_params)
return execution
def create_function_version(self, old_version, function_id=None, **kwargs):
if not function_id:
function_id = self.create_function().id
db_api.increase_function_version(function_id, old_version, **kwargs)
db_api.update_function(function_id,
{"latest_version": old_version + 1})