ironic.drivers.modules.noop

Source code for ironic.drivers.modules.noop

# Copyright 2016 Red Hat, Inc.
#
# 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.

"""
Dummy interface implementations for use as defaults with optional interfaces.

Note that unlike fake implementatios, these do not pass validation and raise
exceptions for user-accessible actions.
"""

from ironic.common import exception
from ironic.drivers import base


def _fail(iface, task, *args, **kwargs):
    # TODO(dtanstur): support hardware types
    driver = task.node.driver
    raise exception.UnsupportedDriverExtension(
        driver=driver, extension=iface.interface_type)


[docs]class FailMixin(object): """Mixin to add to an interface to make it fail validation."""
[docs] def get_properties(self): return {}
validate = _fail
[docs]class NoConsole(FailMixin, base.ConsoleInterface): """Console interface implementation that raises errors on all requests.""" stop_console = get_console = start_console = _fail
[docs]class NoRescue(FailMixin, base.RescueInterface): """Rescue interface implementation that raises errors on all requests.""" rescue = unrescue = _fail
[docs]class NoVendor(FailMixin, base.VendorInterface): """Vendor interface implementation that raises errors on all requests."""
[docs] def driver_validate(self, method, **kwargs): raise exception.UnsupportedDriverExtension( driver=type(self).__name__, extension=self.interface_type)
[docs]class NoInspect(FailMixin, base.InspectInterface): """Inspect interface implementation that raises errors on all requests.""" inspect_hardware = _fail
[docs]class NoRAID(FailMixin, base.RAIDInterface): """RAID interface implementation that raises errors on all requests.""" create_configuration = delete_configuration = _fail
[docs] def validate_raid_config(self, task, raid_config): _fail(self, task)
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