Adds lock server tests

Adds tests for Nova's lock_server policies.

Change-Id: Ic47ada6ea8f0e55794c22fda5eef94a52c363053
Closes-Bug: #1696581

patrole_tempest_plugin/tests/api/compute/test_lock_server_rbac.py

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+# Copyright 2017 AT&T Corporation.
+# 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 tempest.lib import decorators
+
+from patrole_tempest_plugin import rbac_rule_validation
+from patrole_tempest_plugin.tests.api.compute import rbac_base as base
+
+
+class ComputeLockServersRbacTest(base.BaseV2ComputeRbacTest):
+
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-lock-server:lock")
+    @decorators.idempotent_id('b81e10fb-1864-498f-8c1d-5175c6fec5fb')
+    def test_lock_server(self):
+        server = self.create_test_server(wait_until='ACTIVE')
+        self.rbac_utils.switch_role(self, toggle_rbac_role=True)
+        self.servers_client.lock_server(server['id'])
+        self.addCleanup(self.servers_client.unlock_server, server['id'])
+
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-lock-server:unlock")
+    @decorators.idempotent_id('d50ef8e8-4bce-11e7-b114-b2f933d5fe66')
+    def test_unlock_server(self):
+        server = self.create_test_server(wait_until='ACTIVE')
+        self.servers_client.lock_server(server['id'])
+        self.addCleanup(self.servers_client.unlock_server, server['id'])
+        self.rbac_utils.switch_role(self, toggle_rbac_role=True)
+        self.servers_client.unlock_server(server['id'])
+
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-lock-server:unlock:unlock_override")
+    @decorators.idempotent_id('40dfeef9-73ee-48a9-be19-a219875de457')
+    def test_unlock_server_override(self):
+        server = self.create_test_server(wait_until='ACTIVE')
+        # In order to trigger the unlock:unlock_override policy instead
+        # of the unlock policy, the server must be locked by a different
+        # user than the one who is attempting to unlock it.
+        self.os_admin.servers_client.lock_server(server['id'])
+        self.addCleanup(self.servers_client.unlock_server, server['id'])
+
+        self.rbac_utils.switch_role(self, toggle_rbac_role=True)
+        self.servers_client.unlock_server(server['id'])

releasenotes/notes/lock-server-460767a02d15bb29.yaml

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+---
+features:
+  - |
+    Adds tests for Nova's lock_server policies: lock,
+    unlock, and unlock_override.