306 lines
14 KiB
Python
306 lines
14 KiB
Python
# 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 copy
|
|
import fixtures
|
|
import mock
|
|
|
|
from nova.api.openstack import api_version_request
|
|
from oslo_policy import policy as oslo_policy
|
|
from oslo_utils.fixture import uuidsentinel as uuids
|
|
from oslo_utils import timeutils
|
|
|
|
from nova.api.openstack.compute import instance_actions as instance_actions_v21
|
|
from nova.compute import vm_states
|
|
from nova import exception
|
|
from nova.policies import base as base_policy
|
|
from nova.policies import instance_actions as ia_policies
|
|
from nova import policy
|
|
from nova.tests import fixtures as nova_fixtures
|
|
from nova.tests.unit.api.openstack.compute import test_instance_actions
|
|
from nova.tests.unit.api.openstack import fakes
|
|
from nova.tests.unit import fake_instance
|
|
from nova.tests.unit import fake_server_actions
|
|
from nova.tests.unit.policies import base
|
|
|
|
FAKE_UUID = fake_server_actions.FAKE_UUID
|
|
FAKE_REQUEST_ID = fake_server_actions.FAKE_REQUEST_ID1
|
|
|
|
|
|
class InstanceActionsPolicyTest(base.BasePolicyTest):
|
|
"""Test os-instance-actions APIs policies with all possible context.
|
|
|
|
This class defines the set of context with different roles
|
|
which are allowed and not allowed to pass the policy checks.
|
|
With those set of context, it will call the API operation and
|
|
verify the expected behaviour.
|
|
"""
|
|
|
|
def setUp(self):
|
|
super(InstanceActionsPolicyTest, self).setUp()
|
|
self.controller = instance_actions_v21.InstanceActionsController()
|
|
self.req = fakes.HTTPRequest.blank('')
|
|
self.fake_actions = copy.deepcopy(fake_server_actions.FAKE_ACTIONS)
|
|
self.fake_events = copy.deepcopy(fake_server_actions.FAKE_EVENTS)
|
|
|
|
self.mock_get = self.useFixture(
|
|
fixtures.MockPatch('nova.api.openstack.common.get_instance')).mock
|
|
uuid = uuids.fake_id
|
|
self.instance = fake_instance.fake_instance_obj(
|
|
self.project_member_context,
|
|
id=1, uuid=uuid, project_id=self.project_id,
|
|
vm_state=vm_states.ACTIVE,
|
|
task_state=None, launched_at=timeutils.utcnow())
|
|
self.mock_get.return_value = self.instance
|
|
|
|
# With legacy rule and no scope checks, any role in project can
|
|
# get server action and all admin is able to get server action
|
|
# with event details.
|
|
self.project_admin_authorized_contexts = [
|
|
self.legacy_admin_context, self.system_admin_context,
|
|
self.project_admin_context]
|
|
# and project reader can get their server topology without host info.
|
|
self.project_reader_authorized_contexts = [
|
|
self.legacy_admin_context, self.system_admin_context,
|
|
self.project_admin_context, self.project_member_context,
|
|
self.project_reader_context, self.project_foo_context]
|
|
|
|
def _set_policy_rules(self, overwrite=True):
|
|
rules = {ia_policies.BASE_POLICY_NAME % 'show': '@'}
|
|
policy.set_rules(oslo_policy.Rules.from_dict(rules),
|
|
overwrite=overwrite)
|
|
|
|
def test_index_instance_action_policy(self):
|
|
rule_name = ia_policies.BASE_POLICY_NAME % "list"
|
|
self.common_policy_auth(
|
|
self.project_reader_authorized_contexts,
|
|
rule_name, self.controller.index,
|
|
self.req, self.instance['uuid'])
|
|
|
|
@mock.patch('nova.compute.api.InstanceActionAPI.action_get_by_request_id')
|
|
def test_show_instance_action_policy(self, mock_action_get):
|
|
fake_action = self.fake_actions[FAKE_UUID][FAKE_REQUEST_ID]
|
|
mock_action_get.return_value = fake_action
|
|
rule_name = ia_policies.BASE_POLICY_NAME % "show"
|
|
self.common_policy_auth(
|
|
self.project_reader_authorized_contexts,
|
|
rule_name, self.controller.show,
|
|
self.req, self.instance['uuid'], fake_action['request_id'])
|
|
|
|
@mock.patch('nova.objects.InstanceActionEventList.get_by_action')
|
|
@mock.patch('nova.objects.InstanceAction.get_by_request_id')
|
|
def test_show_instance_action_policy_with_events(
|
|
self, mock_get_action, mock_get_events):
|
|
"""Test to ensure skip checking policy rule
|
|
'os_compute_api:os-instance-actions:show'.
|
|
"""
|
|
fake_action = self.fake_actions[FAKE_UUID][FAKE_REQUEST_ID]
|
|
mock_get_action.return_value = fake_action
|
|
fake_events = self.fake_events[fake_action['id']]
|
|
fake_action['events'] = fake_events
|
|
mock_get_events.return_value = fake_events
|
|
fake_action_fmt = test_instance_actions.format_action(
|
|
copy.deepcopy(fake_action))
|
|
|
|
self._set_policy_rules(overwrite=False)
|
|
rule_name = ia_policies.BASE_POLICY_NAME % "events"
|
|
authorize_res, unauthorize_res = self.common_policy_auth(
|
|
self.project_admin_authorized_contexts,
|
|
rule_name, self.controller.show,
|
|
self.req, self.instance['uuid'],
|
|
fake_action['request_id'], fatal=False)
|
|
|
|
for action in authorize_res:
|
|
# In order to unify the display forms of 'start_time' and
|
|
# 'finish_time', format the results returned by the show api.
|
|
res_fmt = test_instance_actions.format_action(
|
|
action['instanceAction'])
|
|
self.assertEqual(fake_action_fmt['events'], res_fmt['events'])
|
|
|
|
for action in unauthorize_res:
|
|
self.assertNotIn('events', action['instanceAction'])
|
|
|
|
|
|
class InstanceActionsNoLegacyNoScopePolicyTest(InstanceActionsPolicyTest):
|
|
"""Test os-instance-actions APIs policies with no legacy deprecated rules
|
|
and no scope checks.
|
|
|
|
"""
|
|
|
|
without_deprecated_rules = True
|
|
rules_without_deprecation = {
|
|
ia_policies.BASE_POLICY_NAME % 'list':
|
|
base_policy.PROJECT_READER,
|
|
ia_policies.BASE_POLICY_NAME % 'show':
|
|
base_policy.PROJECT_READER,
|
|
ia_policies.BASE_POLICY_NAME % 'events':
|
|
base_policy.PROJECT_ADMIN,
|
|
}
|
|
|
|
def setUp(self):
|
|
super(InstanceActionsNoLegacyNoScopePolicyTest, self).setUp()
|
|
# With no legacy rule, legacy admin loose power.
|
|
self.project_admin_authorized_contexts = [self.project_admin_context]
|
|
self.project_reader_authorized_contexts = [
|
|
self.project_admin_context, self.project_member_context,
|
|
self.project_reader_context]
|
|
|
|
|
|
class InstanceActionsDeprecatedPolicyTest(base.BasePolicyTest):
|
|
"""Test os-instance-actions APIs Deprecated policies.
|
|
|
|
This class checks if deprecated policy rules are overridden
|
|
by user on policy.yaml file then they still work because
|
|
oslo.policy add deprecated rules in logical OR condition
|
|
and enforces them for policy checks if overridden.
|
|
"""
|
|
|
|
def setUp(self):
|
|
super(InstanceActionsDeprecatedPolicyTest, self).setUp()
|
|
self.controller = instance_actions_v21.InstanceActionsController()
|
|
self.admin_or_owner_req = fakes.HTTPRequest.blank('')
|
|
self.admin_or_owner_req.environ[
|
|
'nova.context'] = self.project_admin_context
|
|
self.reader_req = fakes.HTTPRequest.blank('')
|
|
self.reader_req.environ['nova.context'] = self.project_reader_context
|
|
self.deprecated_policy = ia_policies.ROOT_POLICY
|
|
# Overridde rule with different checks than defaults so that we can
|
|
# verify the rule overridden case.
|
|
override_rules = {
|
|
self.deprecated_policy: base_policy.RULE_ADMIN_OR_OWNER,
|
|
}
|
|
# NOTE(brinzhang): Only override the deprecated rule in policy file
|
|
# so that we can verify if overridden checks are considered by
|
|
# oslo.policy.
|
|
# Oslo.policy will consider the overridden rules if:
|
|
# 1. overridden deprecated rule's checks are different than defaults
|
|
# 2. new rules are not present in policy file
|
|
self.policy = self.useFixture(nova_fixtures.OverridePolicyFixture(
|
|
rules_in_file=override_rules))
|
|
|
|
@mock.patch('nova.compute.api.InstanceActionAPI.actions_get')
|
|
@mock.patch('nova.api.openstack.common.get_instance')
|
|
def test_deprecated_policy_overridden_rule_is_checked(
|
|
self, mock_instance_get, mock_actions_get):
|
|
# Test to verify if deprecated overridden policy is working.
|
|
|
|
instance = fake_instance.fake_instance_obj(
|
|
self.admin_or_owner_req.environ['nova.context'])
|
|
|
|
# Check for success as admin_or_owner role. Deprecated rule
|
|
# has been overridden with admin checks in policy.yaml
|
|
# If admin role pass it means overridden rule is enforced by
|
|
# oslo.policy because new default is system reader and the old
|
|
# default is admin.
|
|
self.controller.index(self.admin_or_owner_req, instance['uuid'])
|
|
|
|
# check for failure with reader context.
|
|
exc = self.assertRaises(exception.PolicyNotAuthorized,
|
|
self.controller.index,
|
|
self.reader_req,
|
|
instance['uuid'])
|
|
self.assertEqual(
|
|
"Policy doesn't allow os_compute_api:os-instance-actions:list "
|
|
"to be performed.", exc.format_message())
|
|
|
|
|
|
class InstanceActionsScopeTypePolicyTest(InstanceActionsPolicyTest):
|
|
"""Test os-instance-actions APIs policies with system scope enabled.
|
|
|
|
This class set the nova.conf [oslo_policy] enforce_scope to True,
|
|
so that we can switch on the scope checking on oslo policy side.
|
|
It defines the set of context with scoped token which are allowed
|
|
and not allowed to pass the policy checks.
|
|
With those set of context, it will run the API operation and
|
|
verify the expected behaviour.
|
|
"""
|
|
|
|
def setUp(self):
|
|
super(InstanceActionsScopeTypePolicyTest, self).setUp()
|
|
self.flags(enforce_scope=True, group="oslo_policy")
|
|
# With Scope enable, system users no longer allowed.
|
|
self.project_admin_authorized_contexts = [
|
|
self.legacy_admin_context, self.project_admin_context]
|
|
self.project_reader_authorized_contexts = [
|
|
self.legacy_admin_context,
|
|
self.project_admin_context, self.project_member_context,
|
|
self.project_reader_context, self.project_foo_context]
|
|
|
|
@mock.patch('nova.objects.InstanceActionEventList.get_by_action')
|
|
@mock.patch('nova.objects.InstanceAction.get_by_request_id')
|
|
def test_show_instance_action_policy_with_show_details(
|
|
self, mock_get_action, mock_get_events):
|
|
"""Test to ensure skip checking policy rule
|
|
'os_compute_api:os-instance-actions:show'.
|
|
"""
|
|
self.req.api_version_request = api_version_request.APIVersionRequest(
|
|
'2.84')
|
|
fake_action = self.fake_actions[FAKE_UUID][FAKE_REQUEST_ID]
|
|
mock_get_action.return_value = fake_action
|
|
fake_events = self.fake_events[fake_action['id']]
|
|
fake_action['events'] = fake_events
|
|
mock_get_events.return_value = fake_events
|
|
fake_action_fmt = test_instance_actions.format_action(
|
|
copy.deepcopy(fake_action))
|
|
|
|
self._set_policy_rules(overwrite=False)
|
|
rule_name = ia_policies.BASE_POLICY_NAME % "events:details"
|
|
authorize_res, unauthorize_res = self.common_policy_auth(
|
|
self.project_admin_authorized_contexts,
|
|
rule_name, self.controller.show,
|
|
self.req, self.instance['uuid'],
|
|
fake_action['request_id'], fatal=False)
|
|
|
|
for action in authorize_res:
|
|
# Ensure the 'details' field in the action events
|
|
for event in action['instanceAction']['events']:
|
|
self.assertIn('details', event)
|
|
# In order to unify the display forms of 'start_time' and
|
|
# 'finish_time', format the results returned by the show api.
|
|
res_fmt = test_instance_actions.format_action(
|
|
action['instanceAction'])
|
|
self.assertEqual(fake_action_fmt['events'], res_fmt['events'])
|
|
|
|
# Because of the microversion > '2.51', that will be contain
|
|
# 'events' in the os-instance-actions show api response, but the
|
|
# 'details' should not contain in the action events.
|
|
for action in unauthorize_res:
|
|
# Ensure the 'details' field not in the action events
|
|
for event in action['instanceAction']['events']:
|
|
self.assertNotIn('details', event)
|
|
|
|
|
|
class InstanceActionsScopeTypeNoLegacyPolicyTest(InstanceActionsPolicyTest):
|
|
"""Test os-instance-actions APIs policies with system scope enabled,
|
|
and no more deprecated rules.
|
|
"""
|
|
without_deprecated_rules = True
|
|
rules_without_deprecation = {
|
|
ia_policies.BASE_POLICY_NAME % 'list':
|
|
base_policy.PROJECT_READER,
|
|
ia_policies.BASE_POLICY_NAME % 'show':
|
|
base_policy.PROJECT_READER,
|
|
ia_policies.BASE_POLICY_NAME % 'events':
|
|
base_policy.PROJECT_ADMIN,
|
|
}
|
|
|
|
def setUp(self):
|
|
super(InstanceActionsScopeTypeNoLegacyPolicyTest, self).setUp()
|
|
self.flags(enforce_scope=True, group="oslo_policy")
|
|
# With no legacy and scope enable, only project admin, member,
|
|
# and reader will be able to get server action and only admin
|
|
# with event details.
|
|
self.project_admin_authorized_contexts = [self.project_admin_context]
|
|
self.project_reader_authorized_contexts = [
|
|
self.project_admin_context, self.project_member_context,
|
|
self.project_reader_context]
|