Synnefo » snf-ganeti

``/2/instances/[instance_name]/migrate``

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Migrates an instance.

Supports the following commands: ``PUT``.

``PUT``

~~~~~~~

Returns a job ID.

Body parameters:

``mode`` (string)

  Migration mode.

``cleanup`` (bool)

  Whether a previously failed migration should be cleaned up.

    re.compile(r'^/2/instances/(%s)/migrate$' % instance_name_pattern):

      rlib2.R_2_instances_name_migrate,

def _ParseMigrateInstanceRequest(name, data):

  """Parses a request for an instance migration.

  @rtype: L{opcodes.OpMigrateInstance}

  @return: Instance migration opcode

  """

  mode = baserlib.CheckParameter(data, "mode", default=None)

  cleanup = baserlib.CheckParameter(data, "cleanup", exptype=bool,

                                    default=False)

  return opcodes.OpMigrateInstance(instance_name=name, mode=mode,

                                   cleanup=cleanup)

class R_2_instances_name_migrate(baserlib.R_Generic):

  """/2/instances/[instance_name]/migrate resource.

  """

  def PUT(self):

    """Migrates an instance.

    @return: a job id

    """

    baserlib.CheckType(self.request_body, dict, "Body contents")

    op = _ParseMigrateInstanceRequest(self.items[0], self.request_body)

    return baserlib.SubmitJob([op])

class TestParseMigrateInstanceRequest(testutils.GanetiTestCase):

  def setUp(self):

    testutils.GanetiTestCase.setUp(self)

    self.Parse = rlib2._ParseMigrateInstanceRequest

  def test(self):

    name = "instYooho6ek"

    for cleanup in [False, True]:

      for mode in constants.HT_MIGRATION_MODES:

        data = {

          "cleanup": cleanup,

          "mode": mode,

          }

        op = self.Parse(name, data)

        self.assert_(isinstance(op, opcodes.OpMigrateInstance))

        self.assertEqual(op.instance_name, name)

        self.assertEqual(op.mode, mode)

        self.assertEqual(op.cleanup, cleanup)

  def testDefaults(self):

    name = "instnohZeex0"

    op = self.Parse(name, {})

    self.assert_(isinstance(op, opcodes.OpMigrateInstance))

    self.assertEqual(op.instance_name, name)

    self.assertEqual(op.mode, None)

    self.assertFalse(op.cleanup)