# Copyright 2012 OpenStack Foundation.
# All Rights Reserved.
#
# 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.
from cryptography import exceptions as crypto_exception
import glance_store as store
import mock
from oslo_config import cfg
from six.moves import urllib
from glance.common import exception
from glance.common import store_utils
from glance.common import wsgi
import glance.context
import glance.db.simple.api as simple_db
CONF = cfg.CONF
UUID1 = 'c80a1a6c-bd1f-41c5-90ee-81afedb1d58d'
UUID2 = '971ec09a-8067-4bc8-a91f-ae3557f1c4c7'
TENANT1 = '6838eb7b-6ded-434a-882c-b344c77fe8df'
TENANT2 = '2c014f32-55eb-467d-8fcb-4bd706012f81'
USER1 = '54492ba0-f4df-4e4e-be62-27f4d76b29cf'
USER2 = '0b3b3006-cb76-4517-ae32-51397e22c754'
USER3 = '2hss8dkl-d8jh-88yd-uhs9-879sdjsd8skd'
BASE_URI = 'http://storeurl.com/container'
[docs]def sort_url_by_qs_keys(url):
# NOTE(kragniz): this only sorts the keys of the query string of a url.
# For example, an input of '/v2/tasks?sort_key=id&sort_dir=asc&limit=10'
# returns '/v2/tasks?limit=10&sort_dir=asc&sort_key=id'. This is to prevent
# non-deterministic ordering of the query string causing problems with unit
# tests.
parsed = urllib.parse.urlparse(url)
queries = urllib.parse.parse_qsl(parsed.query, True)
sorted_query = sorted(queries, key=lambda x: x[0])
encoded_sorted_query = urllib.parse.urlencode(sorted_query, True)
url_parts = (parsed.scheme, parsed.netloc, parsed.path,
parsed.params, encoded_sorted_query,
parsed.fragment)
return urllib.parse.urlunparse(url_parts)
[docs]def get_fake_request(path='', method='POST', is_admin=False, user=USER1,
roles=None, tenant=TENANT1):
if roles is None:
roles = ['member']
req = wsgi.Request.blank(path)
req.method = method
kwargs = {
'user': user,
'tenant': tenant,
'roles': roles,
'is_admin': is_admin,
}
req.context = glance.context.RequestContext(**kwargs)
return req
[docs]def fake_get_size_from_backend(uri, context=None):
return 1
[docs]def fake_get_verifier(context, img_signature_certificate_uuid,
img_signature_hash_method, img_signature,
img_signature_key_type):
verifier = mock.Mock()
if (img_signature is not None and img_signature == 'VALID'):
verifier.verify.return_value = None
else:
ex = crypto_exception.InvalidSignature()
verifier.verify.side_effect = ex
return verifier
[docs]class FakeDB(object):
def __init__(self, initialize=True):
self.reset()
if initialize:
self.init_db()
@staticmethod
[docs] def init_db():
images = [
{'id': UUID1, 'owner': TENANT1, 'status': 'queued',
'locations': [{'url': '%s/%s' % (BASE_URI, UUID1),
'metadata': {}, 'status': 'queued'}]},
{'id': UUID2, 'owner': TENANT1, 'status': 'queued'},
]
[simple_db.image_create(None, image) for image in images]
members = [
{'image_id': UUID1, 'member': TENANT1, 'can_share': True},
{'image_id': UUID1, 'member': TENANT2, 'can_share': False},
]
[simple_db.image_member_create(None, member) for member in members]
simple_db.image_tag_set_all(None, UUID1, ['ping', 'pong'])
@staticmethod
[docs] def reset():
simple_db.reset()
def __getattr__(self, key):
return getattr(simple_db, key)
[docs]class FakeStoreUtils(object):
def __init__(self, store_api):
self.store_api = store_api
[docs] def safe_delete_from_backend(self, context, id, location):
try:
del self.store_api.data[location['url']]
except KeyError:
pass
[docs] def schedule_delayed_delete_from_backend(self, context, id, location):
pass
[docs] def delete_image_location_from_backend(self, context,
image_id, location):
if CONF.delayed_delete:
self.schedule_delayed_delete_from_backend(context, image_id,
location)
else:
self.safe_delete_from_backend(context, image_id, location)
[docs] def validate_external_location(self, uri):
if uri and urllib.parse.urlparse(uri).scheme:
return store_utils.validate_external_location(uri)
else:
return True
[docs]class FakeStoreAPI(object):
def __init__(self, store_metadata=None):
self.data = {
'%s/%s' % (BASE_URI, UUID1): ('XXX', 3),
'%s/fake_location' % (BASE_URI): ('YYY', 3)
}
self.acls = {}
if store_metadata is None:
self.store_metadata = {}
else:
self.store_metadata = store_metadata
[docs] def create_stores(self):
pass
[docs] def set_acls(self, uri, public=False, read_tenants=None,
write_tenants=None, context=None):
if read_tenants is None:
read_tenants = []
if write_tenants is None:
write_tenants = []
self.acls[uri] = {
'public': public,
'read': read_tenants,
'write': write_tenants,
}
[docs] def get_from_backend(self, location, offset=0,
chunk_size=None, context=None):
try:
scheme = location[:location.find('/') - 1]
if scheme == 'unknown':
raise store.UnknownScheme(scheme=scheme)
return self.data[location]
except KeyError:
raise store.NotFound(image=location)
[docs] def get_size_from_backend(self, location, context=None):
return self.get_from_backend(location, context=context)[1]
[docs] def add_to_backend(self, conf, image_id, data, size,
scheme=None, context=None, verifier=None):
store_max_size = 7
current_store_size = 2
for location in self.data.keys():
if image_id in location:
raise exception.Duplicate()
if not size:
# 'data' is a string wrapped in a LimitingReader|CooperativeReader
# pipeline, so peek under the hood of those objects to get at the
# string itself.
size = len(data.data.fd)
if (current_store_size + size) > store_max_size:
raise exception.StorageFull()
if context.user == USER2:
raise exception.Forbidden()
if context.user == USER3:
raise exception.StorageWriteDenied()
self.data[image_id] = (data, size)
checksum = 'Z'
return (image_id, size, checksum, self.store_metadata)
[docs]class FakePolicyEnforcer(object):
def __init__(self, *_args, **kwargs):
self.rules = {}
[docs] def enforce(self, _ctxt, action, target=None, **kwargs):
"""Raise Forbidden if a rule for given action is set to false."""
if self.rules.get(action) is False:
raise exception.Forbidden()
[docs] def set_rules(self, rules):
self.rules = rules
[docs]class FakeNotifier(object):
def __init__(self, *_args, **kwargs):
self.log = []
def _notify(self, event_type, payload, level):
log = {
'notification_type': level,
'event_type': event_type,
'payload': payload
}
self.log.append(log)
[docs] def warn(self, event_type, payload):
self._notify(event_type, payload, 'WARN')
[docs] def info(self, event_type, payload):
self._notify(event_type, payload, 'INFO')
[docs] def error(self, event_type, payload):
self._notify(event_type, payload, 'ERROR')
[docs] def debug(self, event_type, payload):
self._notify(event_type, payload, 'DEBUG')
[docs] def critical(self, event_type, payload):
self._notify(event_type, payload, 'CRITICAL')
[docs] def get_logs(self):
return self.log
[docs]class FakeGateway(object):
def __init__(self, image_factory=None, image_member_factory=None,
image_repo=None, task_factory=None, task_repo=None):
self.image_factory = image_factory
self.image_member_factory = image_member_factory
self.image_repo = image_repo
self.task_factory = task_factory
self.task_repo = task_repo
[docs] def get_image_factory(self, context):
return self.image_factory
[docs] def get_image_member_factory(self, context):
return self.image_member_factory
[docs] def get_repo(self, context):
return self.image_repo
[docs] def get_task_factory(self, context):
return self.task_factory
[docs] def get_task_repo(self, context):
return self.task_repo
[docs]class FakeTask(object):
def __init__(self, task_id, type=None, status=None):
self.task_id = task_id
self.type = type
self.message = None
self.input = None
self._status = status
self._executor = None
[docs] def success(self, result):
self.result = result
self._status = 'success'
[docs] def fail(self, message):
self.message = message
self._status = 'failure'