OpenStack Networking (Neutron)
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# Copyright (c) 2012 OpenStack Foundation.
#
# 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.
"""Test of Policy Engine For Neutron"""
from unittest import mock
from neutron_lib.api import attributes
from neutron_lib import constants
from neutron_lib import context
from neutron_lib import exceptions
from neutron_lib.plugins import constants as plugin_constants
from neutron_lib.plugins import directory
from oslo_config import cfg
from oslo_db import exception as db_exc
from oslo_policy import fixture as op_fixture
from oslo_policy import policy as oslo_policy
from oslo_serialization import jsonutils
from oslo_utils import importutils
from oslo_utils import uuidutils
import neutron
from neutron import policy
from neutron.tests import base
_uuid = uuidutils.generate_uuid
class PolicyFileTestCase(base.BaseTestCase):
def setUp(self):
super(PolicyFileTestCase, self).setUp()
self.context = context.Context('fake', 'fake', is_admin=False)
self.target = {'tenant_id': 'fake'}
def test_modified_policy_reloads(self):
tmpfilename = self.get_temp_file_path('policy')
action = "example:test"
with open(tmpfilename, "w") as policyfile:
policyfile.write("""{"example:test": ""}""")
policy.refresh(policy_file=tmpfilename)
policy.enforce(self.context, action, self.target)
with open(tmpfilename, "w") as policyfile:
policyfile.write("""{"example:test": "!"}""")
policy.refresh(policy_file=tmpfilename)
self.target = {'tenant_id': 'fake_tenant'}
self.assertRaises(oslo_policy.PolicyNotAuthorized,
policy.enforce,
self.context,
action,
self.target)
class PolicyTestCase(base.BaseTestCase):
def setUp(self):
super(PolicyTestCase, self).setUp()
# NOTE(vish): preload rules to circumvent reloading from file
rules = {
"true": '@',
"example:allowed": '@',
"example:denied": '!',
"example:get_http": "http:http://www.example.com",
"example:my_file": "role:compute_admin or tenant_id:%(tenant_id)s",
"example:early_and_fail": "! and @",
"example:early_or_success": "@ or !",
"example:lowercase_admin": "role:admin or role:sysadmin",
"example:uppercase_admin": "role:ADMIN or role:sysadmin",
}
policy.refresh()
# NOTE(vish): then overload underlying rules
policy.set_rules(oslo_policy.Rules.from_dict(rules))
self.context = context.Context('fake', 'fake', roles=['member'])
self.target = {}
def test_enforce_nonexistent_action_throws(self):
action = "example:noexist"
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, action, self.target)
def test_enforce_bad_action_throws(self):
action = "example:denied"
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, action, self.target)
def test_check_bad_action_noraise(self):
action = "example:denied"
result = policy.check(self.context, action, self.target)
self.assertFalse(result)
def test_check_non_existent_action(self):
action = "example:idonotexist"
result_1 = policy.check(self.context, action, self.target)
self.assertFalse(result_1)
result_2 = policy.check(self.context, action, self.target,
might_not_exist=True)
self.assertTrue(result_2)
def test_enforce_good_action(self):
action = "example:allowed"
result = policy.enforce(self.context, action, self.target)
self.assertTrue(result)
def test_enforce_http_true(self):
self.useFixture(op_fixture.HttpCheckFixture())
action = "example:get_http"
target = {}
result = policy.enforce(self.context, action, target)
self.assertTrue(result)
def test_enforce_http_false(self):
self.useFixture(op_fixture.HttpCheckFixture(False))
action = "example:get_http"
target = {}
self.assertRaises(oslo_policy.PolicyNotAuthorized,
policy.enforce, self.context,
action, target)
def test_templatized_enforcement(self):
target_mine = {'tenant_id': 'fake'}
target_not_mine = {'tenant_id': 'another'}
action = "example:my_file"
policy.enforce(self.context, action, target_mine)
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, action, target_not_mine)
def test_early_AND_enforcement(self):
action = "example:early_and_fail"
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, action, self.target)
def test_early_OR_enforcement(self):
action = "example:early_or_success"
policy.enforce(self.context, action, self.target)
def test_ignore_case_role_check(self):
lowercase_action = "example:lowercase_admin"
uppercase_action = "example:uppercase_admin"
# NOTE(dprince) we mix case in the Admin role here to ensure
# case is ignored
admin_context = context.Context('admin', 'fake', roles=['AdMiN'])
policy.enforce(admin_context, lowercase_action, self.target)
policy.enforce(admin_context, uppercase_action, self.target)
class DefaultPolicyTestCase(base.BaseTestCase):
def setUp(self):
super(DefaultPolicyTestCase, self).setUp()
tmpfilename = self.get_temp_file_path('policy.json')
self.rules = {
"default": '',
"example:exist": '!',
}
with open(tmpfilename, "w") as policyfile:
jsonutils.dump(self.rules, policyfile)
policy.refresh(policy_file=tmpfilename)
self.context = context.Context('fake', 'fake')
def test_policy_called(self):
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, "example:exist", {})
def test_not_found_policy_calls_default(self):
policy.enforce(self.context, "example:noexist", {})
FAKE_RESOURCE_NAME = 'fake_resource'
FAKE_SPECIAL_RESOURCE_NAME = 'fake_policy'
FAKE_RESOURCES = {"%ss" % FAKE_RESOURCE_NAME:
{'attr': {'allow_post': True,
'allow_put': True,
'is_visible': True,
'default': None,
'enforce_policy': True,
'validate': {'type:dict':
{'sub_attr_1': {'type:string': None},
'sub_attr_2': {'type:string': None}}}
},
'list_attr': {'allow_post': True,
'allow_put': True,
'is_visible': True,
'default': None,
'enforce_policy': True
}},
# special plural name
"%s" % FAKE_SPECIAL_RESOURCE_NAME.replace('y', 'ies'):
{'attr': {'allow_post': True,
'allow_put': True,
'is_visible': True,
'default': None,
'enforce_policy': True,
'validate': {'type:dict':
{'sub_attr_1': {'type:string': None},
'sub_attr_2': {'type:string': None}}}
}}}
class NeutronPolicyTestCase(base.BaseTestCase):
def fakepolicyinit(self, **kwargs):
policy._ENFORCER = oslo_policy.Enforcer(cfg.CONF)
policy._ENFORCER.set_rules(oslo_policy.Rules(self.rules))
def setUp(self):
super(NeutronPolicyTestCase, self).setUp()
# Add Fake resources to RESOURCE_ATTRIBUTE_MAP
attributes.RESOURCES.update(FAKE_RESOURCES)
self._set_rules()
self.patcher = mock.patch.object(neutron.policy,
'init',
new=self.fakepolicyinit)
self.patcher.start()
policy.refresh()
self.addCleanup(policy.refresh)
self.context = context.Context('fake', 'fake', roles=['user'])
plugin_klass = importutils.import_class(
"neutron.db.db_base_plugin_v2.NeutronDbPluginV2")
directory.add_plugin(plugin_constants.CORE, plugin_klass())
def _set_rules(self, **kwargs):
rules_dict = {
"context_is_admin": "role:admin",
"context_is_advsvc": "role:advsvc",
"admin_or_network_owner": "rule:context_is_admin or "
"tenant_id:%(network:tenant_id)s",
"admin_or_owner": ("rule:context_is_admin or "
"tenant_id:%(tenant_id)s"),
"admin_only": "rule:context_is_admin",
"regular_user": "role:user",
"shared": "field:networks:shared=True",
"external": "field:networks:router:external=True",
"network_device": "field:port:device_owner=~^network:",
"default": '@',
"create_network": "rule:admin_or_owner",
"create_network:shared": "rule:admin_only",
"update_network": '@',
"update_network:shared": "rule:admin_only",
"get_network": "rule:admin_or_owner or rule:shared or "
"rule:external or rule:context_is_advsvc",
"create_subnet": "rule:admin_or_network_owner",
"create_port:mac": "rule:admin_or_network_owner or "
"rule:context_is_advsvc",
"create_port:device_owner": "not rule:network_device",
"create_port:fixed_ips": (
"rule:context_is_advsvc or rule:admin_or_network_owner or "
"rule:shared"),
"create_port:fixed_ips:ip_address": (
"rule:context_is_advsvc or rule:admin_or_network_owner"),
"create_port:fixed_ips:subnet_id": (
"rule:context_is_advsvc or rule:admin_or_network_owner or "
"rule:shared"),
"update_port": "rule:admin_or_owner or rule:context_is_advsvc",
"get_port": "rule:admin_or_owner or rule:context_is_advsvc",
"delete_port": "rule:admin_or_owner or rule:context_is_advsvc",
"create_fake_resource": "rule:admin_or_owner",
"create_fake_resource:attr": "rule:admin_or_owner",
"create_fake_resource:attr:sub_attr_1": "rule:admin_or_owner",
"create_fake_resource:attr:sub_attr_2": "rule:admin_only",
"create_fake_resource:list_attr": "rule:admin_only_or_owner",
"create_fake_resource:list_attr:admin_element": "rule:admin_only",
"create_fake_resource:list_attr:user_element": (
"rule:admin_or_owner"),
"create_fake_policy:": "rule:admin_or_owner",
}
rules_dict.update(**kwargs)
self.rules = oslo_policy.Rules.from_dict(rules_dict)
def _test_action_on_attr(self, context, action, obj, attr, value,
exception=None, **kwargs):
action = "%s_%s" % (action, obj)
target = {'tenant_id': 'the_owner', attr: value}
if kwargs:
target.update(kwargs)
if exception:
self.assertRaises(exception, policy.enforce,
context, action, target)
else:
result = policy.enforce(context, action, target)
self.assertTrue(result)
def _test_nonadmin_action_on_attr(self, action, obj, attr, value,
exception=None, **kwargs):
user_context = context.Context('', "user", roles=['user'])
self._test_action_on_attr(user_context, action, obj, attr,
value, exception, **kwargs)
def _test_advsvc_action_on_attr(self, action, obj, attr, value,
exception=None, **kwargs):
user_context = context.Context('', "user",
roles=['user', 'advsvc'])
self._test_action_on_attr(user_context, action, obj, attr,
value, exception, **kwargs)
def test_nonadmin_write_on_private_fails(self):
self._test_nonadmin_action_on_attr(
'create', 'network', 'shared', False,
oslo_policy.PolicyNotAuthorized)
def test_nonadmin_read_on_private_fails(self):
self._test_nonadmin_action_on_attr('get', 'network', 'shared', False,
oslo_policy.PolicyNotAuthorized)
def test_nonadmin_write_on_shared_fails(self):
self._test_nonadmin_action_on_attr('create', 'network', 'shared', True,
oslo_policy.PolicyNotAuthorized)
def test_create_port_device_owner_regex(self):
blocked_values = (constants.DEVICE_OWNER_NETWORK_PREFIX,
'network:abdef',
constants.DEVICE_OWNER_DHCP,
constants.DEVICE_OWNER_ROUTER_INTF)
for val in blocked_values:
self._test_advsvc_action_on_attr(
'create', 'port', 'device_owner', val,
oslo_policy.PolicyNotAuthorized
)
ok_values = ('network', 'networks', 'my_network:test', 'my_network:')
for val in ok_values:
self._test_advsvc_action_on_attr(
'create', 'port', 'device_owner', val
)
def test_create_port_fixed_ips_on_shared_network(self):
def fakegetnetwork(*args, **kwargs):
return {'tenant_id': 'fake',
'shared': True}
kwargs = {'network_id': _uuid()}
with mock.patch.object(directory.get_plugin(),
'get_network', new=fakegetnetwork):
self._test_nonadmin_action_on_attr(
'create', 'port',
'fixed_ips', [{'subnet_id': 'test-subnet-id'}],
**kwargs)
self._test_nonadmin_action_on_attr(
'create', 'port',
'fixed_ips', [{'ip_address': '1.2.3.4'}],
exception=oslo_policy.PolicyNotAuthorized,
**kwargs)
def test_create_port_fixed_ips_on_nonshared_network(self):
def fakegetnetwork(*args, **kwargs):
return {'tenant_id': 'fake',
'shared': False}
kwargs = {'network_id': _uuid()}
with mock.patch.object(directory.get_plugin(),
'get_network', new=fakegetnetwork):
self._test_nonadmin_action_on_attr(
'create', 'port',
'fixed_ips', [{'subnet_id': 'test-subnet-id'}],
exception=oslo_policy.PolicyNotAuthorized,
**kwargs)
self._test_nonadmin_action_on_attr(
'create', 'port',
'fixed_ips', [{'ip_address': '1.2.3.4'}],
exception=oslo_policy.PolicyNotAuthorized,
**kwargs)
def test_advsvc_get_network_works(self):
self._test_advsvc_action_on_attr('get', 'network', 'shared', False)
def test_advsvc_create_network_fails(self):
self._test_advsvc_action_on_attr('create', 'network', 'shared', False,
oslo_policy.PolicyNotAuthorized)
def test_advsvc_create_port_works(self):
self._test_advsvc_action_on_attr('create', 'port:mac', 'shared', False)
def test_advsvc_get_port_works(self):
self._test_advsvc_action_on_attr('get', 'port', 'shared', False)
def test_advsvc_update_port_works(self):
kwargs = {constants.ATTRIBUTES_TO_UPDATE: ['shared']}
self._test_advsvc_action_on_attr('update', 'port', 'shared', True,
**kwargs)
def test_advsvc_delete_port_works(self):
self._test_advsvc_action_on_attr('delete', 'port', 'shared', False)
def test_advsvc_create_subnet_fails(self):
self._test_advsvc_action_on_attr('create', 'subnet', 'shared', False,
oslo_policy.PolicyNotAuthorized)
def test_nonadmin_read_on_shared_succeeds(self):
self._test_nonadmin_action_on_attr('get', 'network', 'shared', True)
def _test_enforce_adminonly_attribute(self, action, **kwargs):
admin_context = context.get_admin_context()
target = {'shared': True}
if kwargs:
target.update(kwargs)
result = policy.enforce(admin_context, action, target)
self.assertTrue(result)
def test_enforce_adminonly_attribute_create(self):
self._test_enforce_adminonly_attribute('create_network')
def test_enforce_adminonly_attribute_update(self):
kwargs = {constants.ATTRIBUTES_TO_UPDATE: ['shared']}
self._test_enforce_adminonly_attribute('update_network', **kwargs)
def test_reset_adminonly_attr_to_default_fails(self):
kwargs = {constants.ATTRIBUTES_TO_UPDATE: ['shared']}
self._test_nonadmin_action_on_attr(
'update', 'network', 'shared', False,
oslo_policy.PolicyNotAuthorized,
**kwargs)
def test_enforce_adminonly_attribute_nonadminctx_returns_403(self):
action = "create_network"
target = {'shared': True, 'tenant_id': 'somebody_else'}
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, action, target)
def _test_build_subattribute_match_rule(self, validate_value):
bk = FAKE_RESOURCES['%ss' % FAKE_RESOURCE_NAME]['attr']['validate']
FAKE_RESOURCES['%ss' % FAKE_RESOURCE_NAME]['attr']['validate'] = (
validate_value)
action = "create_" + FAKE_RESOURCE_NAME
target = {'tenant_id': 'fake', 'attr': {'sub_attr_1': 'x'}}
self.assertFalse(policy._build_subattr_match_rule(
'attr',
FAKE_RESOURCES['%ss' % FAKE_RESOURCE_NAME]['attr'],
action,
target))
FAKE_RESOURCES['%ss' % FAKE_RESOURCE_NAME]['attr']['validate'] = bk
def test_build_subattribute_match_rule_empty_dict_validator(self):
self._test_build_subattribute_match_rule({})
def test_build_subattribute_match_rule_wrong_validation_info(self):
self._test_build_subattribute_match_rule(
{'type:dict': 'wrong_stuff'})
def test_build_match_rule_special_pluralized(self):
action = "create_" + FAKE_SPECIAL_RESOURCE_NAME
pluralized = "create_fake_policies"
target = {}
result = policy._build_match_rule(action, target, pluralized)
self.assertEqual("rule:" + action, str(result))
def test_build_match_rule_normal_pluralized_when_create(self):
action = "create_" + FAKE_RESOURCE_NAME
target = {}
result = policy._build_match_rule(action, target, None)
self.assertEqual("rule:" + action, str(result))
def test_build_match_rule_normal_pluralized_when_update(self):
action = "update_" + FAKE_RESOURCE_NAME
target = {}
result = policy._build_match_rule(action, target, None)
self.assertEqual("rule:" + action, str(result))
def test_enforce_subattribute(self):
action = "create_" + FAKE_RESOURCE_NAME
target = {'tenant_id': 'fake', 'attr': {'sub_attr_1': 'x'}}
result = policy.enforce(self.context, action, target, None)
self.assertTrue(result)
def test_enforce_admin_only_subattribute(self):
action = "create_" + FAKE_RESOURCE_NAME
target = {'tenant_id': 'fake', 'attr': {'sub_attr_1': 'x',
'sub_attr_2': 'y'}}
result = policy.enforce(context.get_admin_context(),
action, target, None)
self.assertTrue(result)
def test_enforce_admin_only_subattribute_nonadminctx_returns_403(self):
action = "create_" + FAKE_RESOURCE_NAME
target = {'tenant_id': 'fake', 'attr': {'sub_attr_1': 'x',
'sub_attr_2': 'y'}}
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, action, target, None)
def test_enforce_regularuser_on_read(self):
action = "get_network"
target = {'shared': True, 'tenant_id': 'somebody_else'}
result = policy.enforce(self.context, action, target)
self.assertTrue(result)
def test_enforce_tenant_id_check(self):
# Trigger a policy with rule admin_or_owner
action = "create_network"
target = {'tenant_id': 'fake'}
result = policy.enforce(self.context, action, target)
self.assertTrue(result)
def test_enforce_tenant_id_check_parent_resource(self):
def fakegetnetwork(*args, **kwargs):
return {'tenant_id': 'fake'}
action = "create_port:mac"
with mock.patch.object(directory.get_plugin(),
'get_network', new=fakegetnetwork):
target = {'network_id': 'whatever'}
result = policy.enforce(self.context, action, target)
self.assertTrue(result)
def test_enforce_plugin_failure(self):
def fakegetnetwork(*args, **kwargs):
raise NotImplementedError('Blast!')
# the policy check and plugin method we use in this test are irrelevant
# so long that we verify that, if *f* blows up, the behavior of the
# policy engine to propagate the exception is preserved
action = "create_port:mac"
with mock.patch.object(directory.get_plugin(),
'get_network', new=fakegetnetwork):
target = {'network_id': 'whatever'}
self.assertRaises(NotImplementedError,
policy.enforce,
self.context,
action,
target)
def test_enforce_subattribute_as_list(self):
action = "create_" + FAKE_RESOURCE_NAME
target = {
'tenant_id': 'fake',
'list_attr': [{'user_element': 'x'}]}
result = policy.enforce(self.context,
action, target, None)
self.assertTrue(result)
def test_enforce_subattribute_as_list_forbiden(self):
action = "create_" + FAKE_RESOURCE_NAME
target = {
'tenant_id': 'fake',
'list_attr': [{'admin_element': 'x'}]}
self.assertRaises(oslo_policy.PolicyNotAuthorized, policy.enforce,
self.context, action, target, None)
def test_retryrequest_on_notfound(self):
failure = exceptions.NetworkNotFound(net_id='whatever')
action = "create_port:mac"
with mock.patch.object(directory.get_plugin(),
'get_network', side_effect=failure):
target = {'network_id': 'whatever'}
try:
policy.enforce(self.context, action, target)
self.fail("Did not raise RetryRequest")
except db_exc.RetryRequest as e:
self.assertEqual(failure, e.inner_exc)
def test_enforce_tenant_id_check_parent_resource_bw_compatibility(self):
def fakegetnetwork(*args, **kwargs):
return {'tenant_id': 'fake'}
self._set_rules(
admin_or_network_owner="role:admin or "
"tenant_id:%(network_tenant_id)s")
action = "create_port:mac"
with mock.patch.object(directory.get_plugin(),
'get_network', new=fakegetnetwork):
target = {'network_id': 'whatever'}
result = policy.enforce(self.context, action, target)
self.assertTrue(result)
def test_tenant_id_check_no_target_field_raises(self):
# Try and add a bad rule
self.assertRaises(
exceptions.PolicyInitError,
oslo_policy.Rules.from_dict,
{'test_policy': 'tenant_id:(wrong_stuff)'})
def test_tenant_id_check_caches_extracted_fields(self):
plugin = directory.get_plugin()
with mock.patch.object(plugin, 'get_network',
return_value={'tenant_id': 'fake'}) as getter:
action = "create_port:mac"
for i in range(2):
target = {'network_id': 'whatever'}
policy.enforce(self.context, action, target)
self.assertEqual(1, getter.call_count)
def _test_enforce_tenant_id_raises(self, bad_rule):
self._set_rules(admin_or_owner=bad_rule)
# Trigger a policy with rule admin_or_owner
action = "create_network"
target = {'tenant_id': 'fake'}
self.fakepolicyinit()
self.assertRaises(exceptions.PolicyCheckError,
policy.enforce,
self.context, action, target)
def test_enforce_tenant_id_check_malformed_target_field_raises(self):
self._test_enforce_tenant_id_raises('tenant_id:%(malformed_field)s')
def test_enforce_tenant_id_check_invalid_parent_resource_raises(self):
self._test_enforce_tenant_id_raises('tenant_id:%(foobaz_tenant_id)s')
def test_process_rules(self):
action = "create_" + FAKE_RESOURCE_NAME
# Construct RuleChecks for an action, attribute and subattribute
match_rule = oslo_policy.RuleCheck('rule', action)
attr_rule = oslo_policy.RuleCheck(
'rule', '%s:%ss' % (action, FAKE_RESOURCE_NAME))
sub_attr_rules = [oslo_policy.RuleCheck(
'rule', '%s:%s:%s' % (action, 'attr', 'sub_attr_1'))]
# Build an AndCheck from the given RuleChecks
# Make the checks nested to better check the recursion
sub_attr_rules = oslo_policy.AndCheck(sub_attr_rules)
attr_rule = oslo_policy.AndCheck(
[attr_rule, sub_attr_rules])
match_rule = oslo_policy.AndCheck([match_rule, attr_rule])
# Assert that the rules are correctly extracted from the match_rule
rules = policy._process_rules_list([], match_rule)
self.assertEqual(['create_fake_resource',
'create_fake_resource:fake_resources',
'create_fake_resource:attr:sub_attr_1'], rules)
@mock.patch.object(policy.LOG, 'isEnabledFor', return_value=True)
@mock.patch.object(policy.LOG, 'debug')
def test_log_rule_list(self, mock_debug, mock_is_e):
policy.log_rule_list(oslo_policy.RuleCheck('rule', 'create_'))
self.assertTrue(mock_is_e.called)
self.assertTrue(mock_debug.called)
def test__is_attribute_explicitly_set(self):
action = 'create'
attr = 'attr'
target = {attr: 'valueA', 'tgt-tenant': 'tenantA'}
resource = {attr: {'allow_post': True,
'allow_put': True,
'is_visible': True,
'enforce_policy': True,
'validate': {'type:string': 10}}}
result = policy._is_attribute_explicitly_set(
attr, resource, target, action)
self.assertTrue(result)
target = {'tgt-tenant': 'tenantA'}
result = policy._is_attribute_explicitly_set(
attr, resource, target, action)
self.assertFalse(result)
resource = {attr: {'allow_post': True,
'allow_put': True,
'is_visible': True,
'default': 'DfltValue',
'enforce_policy': True,
'validate': {'type:string': 10}}}
result = policy._is_attribute_explicitly_set(
attr, resource, target, action)
self.assertFalse(result)
target = {attr: 'DfltValue', 'tgt-tenant': 'tenantA'}
result = policy._is_attribute_explicitly_set(
attr, resource, target, action)
self.assertFalse(result)
target = {attr: constants.ATTR_NOT_SPECIFIED, 'tgt-tenant': 'tenantA'}
result = policy._is_attribute_explicitly_set(
attr, resource, target, action)
self.assertFalse(result)
@mock.patch("neutron_lib.services.constants.EXT_PARENT_RESOURCE_MAPPING",
{'parentresource': 'registered_plugin_name'})
@mock.patch("neutron_lib.plugins.directory.get_plugin")
def test_enforce_tenant_id_check_parent_resource_owner(
self, mock_get_plugin):
def fakegetparent(*args, **kwargs):
return {'tenant_id': 'fake'}
mock_plugin = mock.Mock()
mock_plugin.get_parentresource = fakegetparent
mock_get_plugin.return_value = mock_plugin
self._set_rules(
admin_or_ext_parent_owner="rule:context_is_admin or "
"tenant_id:%(ext_parent:tenant_id)s",
create_parentresource_subresource="rule:admin_or_ext_parent_owner")
self.fakepolicyinit()
action = 'create_parentresource_subresource'
target = {'ext_parent_parentresource_id': 'whatever', 'foo': 'bar'}
result = policy.enforce(self.context, action, target)
mock_get_plugin.assert_called_with('registered_plugin_name')
self.assertTrue(result)