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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 2012 NTT DOCOMO, INC.
# Copyright (c) 2011 University of Southern California / ISI
# 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 nova.virt.baremetal import baremetal_states
class NodeDriver(object):
def __init__(self, virtapi):
self.virtapi = virtapi
def cache_images(self, context, node, instance, **kwargs):
raise NotImplementedError()
def destroy_images(self, context, node, instance):
raise NotImplementedError()
def activate_bootloader(self, context, node, instance):
raise NotImplementedError()
def deactivate_bootloader(self, context, node, instance):
raise NotImplementedError()
def activate_node(self, context, node, instance):
"""For operations after power on."""
raise NotImplementedError()
def deactivate_node(self, context, node, instance):
"""For operations before power off."""
raise NotImplementedError()
def get_console_output(self, node, instance):
raise NotImplementedError()
class PowerManager(object):
def __init__(self, **kwargs):
self.state = baremetal_states.DELETED
pass
def activate_node(self):
self.state = baremetal_states.ACTIVE
return self.state
def reboot_node(self):
self.state = baremetal_states.ACTIVE
return self.state
def deactivate_node(self):
self.state = baremetal_states.DELETED
return self.state
def is_power_on(self):
"""Returns True or False according as the node's power state."""
return True
# TODO(NTTdocomo): split out console methods to its own class
def start_console(self):
pass
def stop_console(self):
pass
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