eb97f4c8b6
1) Remove DC manager orchestration from dcmanager-manager process 2) Create dcmanager-orchestrator process and associated files 3) Add new RPC calls for dcmanager-orchestrator process to notify dcmanager 4) Create/update unit tests, to verify the implementation changes Story: 2007267 Task: 40734 Change-Id: Ibbbae77558a8a8fd95b636fa6c3aebb1dfefb514 Signed-off-by: Jessica Castelino <jessica.castelino@windriver.com>
234 lines
9.4 KiB
Python
Executable File
234 lines
9.4 KiB
Python
Executable File
# Copyright (c) 2017 Ericsson AB.
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# All Rights Reserved.
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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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# Copyright (c) 2017 Wind River Systems, Inc.
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#
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# The right to copy, distribute, modify, or otherwise make use
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# of this software may be licensed only pursuant to the terms
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# of an applicable Wind River license agreement.
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#
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from oslo_config import cfg
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from oslo_log import log as logging
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from oslo_messaging import RemoteError
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import pecan
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from pecan import expose
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from pecan import request
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from dcmanager.api.controllers import restcomm
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from dcmanager.common import consts
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from dcmanager.common import exceptions
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from dcmanager.common.i18n import _
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from dcmanager.db import api as db_api
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from dcmanager.orchestrator import rpcapi as orch_rpc_client
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CONF = cfg.CONF
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LOG = logging.getLogger(__name__)
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SUPPORTED_STRATEGY_TYPES = [
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consts.SW_UPDATE_TYPE_FIRMWARE,
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consts.SW_UPDATE_TYPE_UPGRADE,
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consts.SW_UPDATE_TYPE_PATCH
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]
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class SwUpdateStrategyController(object):
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def __init__(self):
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super(SwUpdateStrategyController, self).__init__()
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self.orch_rpc_client = orch_rpc_client.ManagerOrchestratorClient()
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@expose(generic=True, template='json')
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def index(self):
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# Route the request to specific methods with parameters
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pass
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@index.when(method='GET', template='json')
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def get(self, steps=None, cloud_name=None):
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"""Get details about software update strategy.
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:param steps: get the steps for this strategy (optional)
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:param cloud_name: name of cloud (optional)
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"""
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context = restcomm.extract_context_from_environ()
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# If 'type' is in the request params, filter the update_type
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update_type_filter = request.params.get('type', None)
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if steps is None:
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# Strategy requested
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strategy = None
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try:
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strategy = db_api.sw_update_strategy_get(
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context,
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update_type=update_type_filter)
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except exceptions.NotFound:
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if update_type_filter is None:
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pecan.abort(404, _('Strategy not found'))
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else:
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pecan.abort(404,
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_("Strategy of type '%s' not found"
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% update_type_filter))
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strategy_dict = db_api.sw_update_strategy_db_model_to_dict(
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strategy)
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return strategy_dict
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elif steps == "steps":
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# Steps for the strategy requested
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if cloud_name is None:
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# List of steps requested
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result = dict()
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result['strategy-steps'] = list()
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strategy_steps = db_api.strategy_step_get_all(context)
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for strategy_step in strategy_steps:
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result['strategy-steps'].append(
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db_api.strategy_step_db_model_to_dict(strategy_step))
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return result
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else:
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# Single step requested
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strategy_step = None
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if cloud_name == consts.SYSTEM_CONTROLLER_NAME:
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# The system controller step does not map to a subcloud,
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# so has no name.
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try:
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strategy_step = db_api.strategy_step_get(context, None)
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except exceptions.StrategyStepNotFound:
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pecan.abort(404, _('Strategy step not found'))
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else:
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try:
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strategy_step = db_api.strategy_step_get_by_name(
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context, cloud_name)
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except exceptions.StrategyStepNameNotFound:
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pecan.abort(404, _('Strategy step not found'))
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strategy_step_dict = db_api.strategy_step_db_model_to_dict(
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strategy_step)
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return strategy_step_dict
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@index.when(method='POST', template='json')
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def post(self, actions=None):
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"""Create a new software update strategy."""
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context = restcomm.extract_context_from_environ()
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payload = eval(request.body)
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if not payload:
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pecan.abort(400, _('Body required'))
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if actions is None:
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# Validate any options that were supplied
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strategy_type = payload.get('type')
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if not strategy_type:
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pecan.abort(400, _('type required'))
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if strategy_type not in SUPPORTED_STRATEGY_TYPES:
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pecan.abort(400, _('type invalid'))
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subcloud_apply_type = payload.get('subcloud-apply-type')
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if subcloud_apply_type is not None:
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if subcloud_apply_type not in [
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consts.SUBCLOUD_APPLY_TYPE_PARALLEL,
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consts.SUBCLOUD_APPLY_TYPE_SERIAL]:
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pecan.abort(400, _('subcloud-apply-type invalid'))
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max_parallel_subclouds_str = payload.get('max-parallel-subclouds')
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if max_parallel_subclouds_str is not None:
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max_parallel_subclouds = None
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try:
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max_parallel_subclouds = int(max_parallel_subclouds_str)
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except ValueError:
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pecan.abort(400, _('max-parallel-subclouds invalid'))
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# TODO(Bart): Decide on a maximum
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if max_parallel_subclouds < 1 or max_parallel_subclouds > 100:
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pecan.abort(400, _('max-parallel-subclouds invalid'))
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stop_on_failure = payload.get('stop-on-failure')
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if stop_on_failure is not None:
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if stop_on_failure not in ["true", "false"]:
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pecan.abort(400, _('stop-on-failure invalid'))
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force_flag = payload.get('force')
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if force_flag is not None:
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if force_flag not in ["true", "false"]:
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pecan.abort(400, _('force invalid'))
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elif payload.get('cloud_name') is None:
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pecan.abort(400, _('The --force option can only be applied for '
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'a single subcloud. Please specify '
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'the subcloud name.'))
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try:
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# Ask dcmanager-manager to create the strategy.
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# It will do all the real work...
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return self.orch_rpc_client.create_sw_update_strategy(context,
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payload)
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except RemoteError as e:
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pecan.abort(422, e.value)
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except Exception as e:
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LOG.exception(e)
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pecan.abort(500, _('Unable to create strategy'))
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elif actions == 'actions':
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# If 'type' is in the request params, filter the update_type
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update_type_filter = request.params.get('type', None)
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# Apply or abort a strategy
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action = payload.get('action')
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if not action:
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pecan.abort(400, _('action required'))
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if action == consts.SW_UPDATE_ACTION_APPLY:
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try:
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# Ask dcmanager-manager to apply the strategy.
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# It will do all the real work...
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return self.orch_rpc_client.apply_sw_update_strategy(
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context,
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update_type=update_type_filter)
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except RemoteError as e:
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pecan.abort(422, e.value)
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except Exception as e:
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LOG.exception(e)
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pecan.abort(500, _('Unable to apply strategy'))
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elif action == consts.SW_UPDATE_ACTION_ABORT:
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try:
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# Ask dcmanager-manager to abort the strategy.
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# It will do all the real work...
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return self.orch_rpc_client.abort_sw_update_strategy(
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context,
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update_type=update_type_filter)
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except RemoteError as e:
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pecan.abort(422, e.value)
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except Exception as e:
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LOG.exception(e)
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pecan.abort(500, _('Unable to abort strategy'))
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@index.when(method='delete', template='json')
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def delete(self):
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"""Delete the software update strategy."""
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context = restcomm.extract_context_from_environ()
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# If 'type' is in the request params, filter the update_type
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update_type_filter = request.params.get('type', None)
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try:
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# Ask dcmanager-manager to delete the strategy.
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# It will do all the real work...
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return self.orch_rpc_client.delete_sw_update_strategy(
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context,
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update_type=update_type_filter)
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except RemoteError as e:
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pecan.abort(422, e.value)
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except Exception as e:
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LOG.exception(e)
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pecan.abort(500, _('Unable to delete strategy'))
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