8ef9d14a54
if scope is None, don't create data model
Change-Id: Icf611966c9b0a3882615d778ee6c72a8da73841d
Closed-Bug: #1881920
(cherry picked from commit 9f0138e1cf)
114 lines
3.9 KiB
Python
114 lines
3.9 KiB
Python
# -*- encoding: utf-8 -*-
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# Copyright (c) 2017 ZTE Corporation
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#
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# Authors:Yumeng Bao <bao.yumeng@zte.com.cn>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo_log import log
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from watcher.common import ironic_helper
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from watcher.decision_engine.model.collector import base
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from watcher.decision_engine.model import element
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from watcher.decision_engine.model import model_root
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from watcher.decision_engine.scope import baremetal as baremetal_scope
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LOG = log.getLogger(__name__)
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class BaremetalClusterDataModelCollector(base.BaseClusterDataModelCollector):
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"""Baremetal cluster data model collector
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The Baremetal cluster data model collector creates an in-memory
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representation of the resources exposed by the baremetal service.
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"""
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def __init__(self, config, osc=None):
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super(BaremetalClusterDataModelCollector, self).__init__(config, osc)
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@property
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def notification_endpoints(self):
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"""Associated notification endpoints
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:return: Associated notification endpoints
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:rtype: List of :py:class:`~.EventsNotificationEndpoint` instances
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"""
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return None
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def get_audit_scope_handler(self, audit_scope):
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self._audit_scope_handler = baremetal_scope.BaremetalScope(
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audit_scope, self.config)
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if self._data_model_scope is None or (
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len(self._data_model_scope) > 0 and (
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self._data_model_scope != audit_scope)):
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self._data_model_scope = audit_scope
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self._cluster_data_model = None
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LOG.debug("audit scope %s", audit_scope)
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return self._audit_scope_handler
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def execute(self):
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"""Build the baremetal cluster data model"""
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LOG.debug("Building latest Baremetal cluster data model")
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if self._audit_scope_handler is None:
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LOG.debug("No audit, Don't Build Baremetal data model")
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return
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if self._data_model_scope is None:
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LOG.debug("No audit scope, Don't Build Baremetal data model")
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return
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builder = BareMetalModelBuilder(self.osc)
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return builder.execute(self._data_model_scope)
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class BareMetalModelBuilder(base.BaseModelBuilder):
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"""Build the graph-based model
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This model builder adds the following data"
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- Baremetal-related knowledge (Ironic)
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"""
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def __init__(self, osc):
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self.osc = osc
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self.model = model_root.BaremetalModelRoot()
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self.ironic_helper = ironic_helper.IronicHelper(osc=self.osc)
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def add_ironic_node(self, node):
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# Build and add base node.
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ironic_node = self.build_ironic_node(node)
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self.model.add_node(ironic_node)
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def build_ironic_node(self, node):
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"""Build a Baremetal node from a Ironic node
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:param node: A ironic node
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:type node: :py:class:`~ironicclient.v1.node.Node`
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"""
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# build up the ironic node.
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node_attributes = {
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"uuid": node.uuid,
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"power_state": node.power_state,
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"maintenance": node.maintenance,
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"maintenance_reason": node.maintenance_reason,
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"extra": {"compute_node_id": node.extra.compute_node_id}
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}
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ironic_node = element.IronicNode(**node_attributes)
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return ironic_node
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def execute(self, model_scope):
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# TODO(Dantali0n): Use scope to limit size of model
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for node in self.call_retry(self.ironic_helper.get_ironic_node_list):
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self.add_ironic_node(node)
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return self.model
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