127 lines
4.1 KiB
Python
127 lines
4.1 KiB
Python
# Copyright 2016 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Abstract base class for all hardware types.
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"""
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import abc
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from ironic.common import exception
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from ironic.drivers import base as driver_base
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from ironic.drivers.modules.network import noop as noop_net
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from ironic.drivers.modules import noop
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from ironic.drivers.modules.storage import noop as noop_storage
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class AbstractHardwareType(object, metaclass=abc.ABCMeta):
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"""Abstract base class for all hardware types.
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Hardware type is a family of hardware supporting the same set of interfaces
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from the ironic standpoint. This can be as wide as all hardware supporting
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the IPMI protocol or as narrow as several hardware models supporting some
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specific interfaces.
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A hardware type defines an ordered list of supported implementations for
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each driver interface (power, deploy, etc).
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"""
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supported = True
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"""Whether hardware is supported by the community."""
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# Required hardware interfaces
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@abc.abstractproperty
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def supported_boot_interfaces(self):
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"""List of supported boot interfaces."""
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@abc.abstractproperty
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def supported_deploy_interfaces(self):
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"""List of supported deploy interfaces."""
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@abc.abstractproperty
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def supported_management_interfaces(self):
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"""List of supported management interfaces."""
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@abc.abstractproperty
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def supported_power_interfaces(self):
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"""List of supported power interfaces."""
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# Optional hardware interfaces
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@property
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def supported_bios_interfaces(self):
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"""List of supported bios interfaces."""
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return [noop.NoBIOS]
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@property
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def supported_console_interfaces(self):
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"""List of supported console interfaces."""
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return [noop.NoConsole]
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@property
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def supported_inspect_interfaces(self):
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"""List of supported inspect interfaces."""
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return [noop.NoInspect]
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@property
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def supported_network_interfaces(self):
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"""List of supported network interfaces."""
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return [noop_net.NoopNetwork]
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@property
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def supported_raid_interfaces(self):
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"""List of supported raid interfaces."""
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return [noop.NoRAID]
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@property
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def supported_rescue_interfaces(self):
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"""List of supported rescue interfaces."""
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return [noop.NoRescue]
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@property
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def supported_storage_interfaces(self):
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"""List of supported storage interfaces."""
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return [noop_storage.NoopStorage]
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@property
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def supported_vendor_interfaces(self):
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"""List of supported vendor interfaces."""
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return [noop.NoVendor]
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def get_properties(self):
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"""Get the properties of the hardware type.
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Note that this returns properties for the default interface of each
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type, for this hardware type. Since this is not node-aware,
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interface overrides can't be detected.
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:returns: dictionary of <property name>:<property description> entries.
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"""
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# NOTE(jroll) this avoids a circular import
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from ironic.common import driver_factory
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properties = {}
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for iface_type in driver_base.ALL_INTERFACES:
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try:
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default_iface = driver_factory.default_interface(self,
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iface_type)
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except (exception.InterfaceNotFoundInEntrypoint,
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exception.NoValidDefaultForInterface):
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continue
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iface = driver_factory.get_interface(self, iface_type,
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default_iface)
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properties.update(iface.get_properties())
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return properties
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