text: # Copyright 2013 Hewlett-Packard Development Company, L.P.
  # Copyright 2014 NEC 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.
  
  import testtools
  
  from tempest.api.compute import base
  from tempest.common import waiters
  from tempest import config
  from tempest.lib.common.utils import data_utils
  from tempest.lib import decorators
  from tempest.lib import exceptions as lib_exc
  from tempest import test
  
  CONF = config.CONF
  
  
  class ServerRescueNegativeTestJSON(base.BaseV2ComputeTest):
  
      @classmethod
      def skip_checks(cls):
          super(ServerRescueNegativeTestJSON, cls).skip_checks()
          if not CONF.compute_feature_enabled.rescue:
              msg = "Server rescue not available."
              raise cls.skipException(msg)
  
      @classmethod
      def setup_credentials(cls):
          cls.set_network_resources(network=True, subnet=True, router=True)
          super(ServerRescueNegativeTestJSON, cls).setup_credentials()
  
      @classmethod
      def resource_setup(cls):
          super(ServerRescueNegativeTestJSON, cls).resource_setup()
          cls.device = CONF.compute.volume_device_name
          cls.password = data_utils.rand_password()
          rescue_password = data_utils.rand_password()
          # Server for negative tests
          server = cls.create_test_server(adminPass=cls.password,
                                          wait_until='BUILD')
          resc_server = cls.create_test_server(adminPass=rescue_password,
                                               wait_until='ACTIVE')
          cls.server_id = server['id']
          cls.rescue_id = resc_server['id']
  
          cls.servers_client.rescue_server(
              cls.rescue_id, adminPass=rescue_password)
          waiters.wait_for_server_status(cls.servers_client,
                                         cls.rescue_id, 'RESCUE')
          waiters.wait_for_server_status(cls.servers_client,
                                         cls.server_id, 'ACTIVE')
  
      def _unrescue(self, server_id):
          self.servers_client.unrescue_server(server_id)
          waiters.wait_for_server_status(self.servers_client,
                                         server_id, 'ACTIVE')
  
      def _unpause(self, server_id):
          self.servers_client.unpause_server(server_id)
          waiters.wait_for_server_status(self.servers_client,
                                         server_id, 'ACTIVE')
  
      @decorators.idempotent_id('cc3a883f-43c0-4fb6-a9bb-5579d64984ed')
      @testtools.skipUnless(CONF.compute_feature_enabled.pause,
                            'Pause is not available.')
      @test.attr(type=['negative'])
      def test_rescue_paused_instance(self):
          # Rescue a paused server
          self.servers_client.pause_server(self.server_id)
          self.addCleanup(self._unpause, self.server_id)
          waiters.wait_for_server_status(self.servers_client,
                                         self.server_id, 'PAUSED')
          self.assertRaises(lib_exc.Conflict,
                            self.servers_client.rescue_server,
                            self.server_id)
  
      @test.attr(type=['negative'])
      @decorators.idempotent_id('db22b618-f157-4566-a317-1b6d467a8094')
      def test_rescued_vm_reboot(self):
          self.assertRaises(lib_exc.Conflict, self.servers_client.reboot_server,
                            self.rescue_id, type='HARD')
  
      @test.attr(type=['negative'])
      @decorators.idempotent_id('6dfc0a55-3a77-4564-a144-1587b7971dde')
      def test_rescue_non_existent_server(self):
          # Rescue a non-existing server
          non_existent_server = data_utils.rand_uuid()
          self.assertRaises(lib_exc.NotFound,
                            self.servers_client.rescue_server,
                            non_existent_server)
  
      @test.attr(type=['negative'])
      @decorators.idempotent_id('70cdb8a1-89f8-437d-9448-8844fd82bf46')
      def test_rescued_vm_rebuild(self):
          self.assertRaises(lib_exc.Conflict,
                            self.servers_client.rebuild_server,
                            self.rescue_id,
                            self.image_ref_alt)
  
      @decorators.idempotent_id('d0ccac79-0091-4cf4-a1ce-26162d0cc55f')
      @test.services('volume')
      @test.attr(type=['negative'])
      def test_rescued_vm_attach_volume(self):
          volume = self.create_volume()
  
          # Rescue the server
          self.servers_client.rescue_server(self.server_id,
                                            adminPass=self.password)
          waiters.wait_for_server_status(self.servers_client,
                                         self.server_id, 'RESCUE')
          self.addCleanup(self._unrescue, self.server_id)
  
          # Attach the volume to the server
          self.assertRaises(lib_exc.Conflict,
                            self.servers_client.attach_volume,
                            self.server_id,
                            volumeId=volume['id'],
                            device='/dev/%s' % self.device)
  
      @decorators.idempotent_id('f56e465b-fe10-48bf-b75d-646cda3a8bc9')
      @test.services('volume')
      @test.attr(type=['negative'])
      def test_rescued_vm_detach_volume(self):
          volume = self.create_volume()
  
          # Attach the volume to the server
          server = self.servers_client.show_server(self.server_id)['server']
          self.attach_volume(server, volume, device='/dev/%s' % self.device)
  
          # Rescue the server
          self.servers_client.rescue_server(self.server_id,
                                            adminPass=self.password)
          waiters.wait_for_server_status(self.servers_client,
                                         self.server_id, 'RESCUE')
          # addCleanup is a LIFO queue
          self.addCleanup(self._unrescue, self.server_id)
  
          # Detach the volume from the server expecting failure
          self.assertRaises(lib_exc.Conflict,
                            self.servers_client.detach_volume,
                            self.server_id,
                            volume['id'])
  