| /* |
| * Copyright 2018-present Open Networking Foundation |
| * |
| * 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. |
| */ |
| |
| package org.onosproject.odtn.internal; |
| |
| import java.util.List; |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.apache.felix.scr.annotations.Service; |
| import org.onlab.util.XmlString; |
| import org.onosproject.config.DynamicConfigService; |
| import org.onosproject.config.FailedException; |
| import org.onosproject.config.Filter; |
| import org.onosproject.d.config.DeviceResourceIds; |
| |
| import static org.onosproject.d.config.DeviceResourceIds.DCS_NAMESPACE; |
| |
| import org.onosproject.d.config.ResourceIds; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.Link; |
| import org.onosproject.net.Port; |
| |
| import static org.onosproject.odtn.utils.YangToolUtil.toCharSequence; |
| import static org.onosproject.odtn.utils.YangToolUtil.toCompositeData; |
| import static org.onosproject.odtn.utils.YangToolUtil.toXmlCompositeStream; |
| |
| import org.onosproject.odtn.utils.tapi.TapiLinkBuilder; |
| import org.onosproject.odtn.utils.tapi.TapiNepRef; |
| import org.onosproject.odtn.utils.tapi.TapiNodeRef; |
| import org.onosproject.odtn.utils.tapi.TapiResolver; |
| import org.onosproject.odtn.utils.tapi.TapiContextBuilder; |
| import org.onosproject.odtn.utils.tapi.TapiNepBuilder; |
| import org.onosproject.odtn.utils.tapi.TapiNodeBuilder; |
| import org.onosproject.odtn.utils.tapi.TapiSipBuilder; |
| import org.onosproject.odtn.utils.tapi.TapiTopologyBuilder; |
| import org.onosproject.yang.gen.v1.tapicommon.rev20180307.tapicommon.DefaultContext; |
| import org.onosproject.yang.gen.v1.tapicommon.rev20180307.tapicommon.Uuid; |
| import org.onosproject.yang.gen.v1.tapitopology.rev20180307.tapitopology.topologycontext.DefaultTopology; |
| import org.onosproject.yang.model.DataNode; |
| import org.onosproject.yang.model.InnerNode; |
| import org.onosproject.yang.model.ModelConverter; |
| import org.onosproject.yang.model.ModelObjectData; |
| import org.onosproject.yang.model.ResourceData; |
| import org.onosproject.yang.model.ResourceId; |
| import org.slf4j.Logger; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * OSGi Component for ODTN Tapi manager application. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class DcsBasedTapiTopologyManager implements TapiTopologyManager { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected DynamicConfigService dcs; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected ModelConverter modelConverter; |
| |
| private DefaultContext context = new DefaultContext(); |
| private DefaultTopology topology = new DefaultTopology(); |
| |
| private TapiResolver tapiResolver = new TapiResolver(); |
| |
| @Activate |
| public void activate() { |
| initDcsIfRootNotExist(); |
| initDcsTapiContext(); |
| initDcsTapiTopology(); |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public void addDevice(Device device) { |
| log.info("Add device: {}", device); |
| DeviceId deviceId = device.id(); |
| if (tapiResolver.hasNodeRef(deviceId)) { |
| return; |
| } |
| TapiNodeBuilder builder = TapiNodeBuilder.builder() |
| .setTopologyUuid(topology.uuid()) |
| .setDeviceId(deviceId); |
| addModelObjectDataToDcs(builder.build()); |
| |
| TapiNodeRef nodeRef = new TapiNodeRef(topology.uuid().toString(), builder.getUuid().toString()); |
| nodeRef.setDeviceId(deviceId); |
| tapiResolver.addNodeRef(nodeRef); |
| } |
| |
| @Override |
| public void removeDevice(Device device) { |
| log.info("Remove device: {}", device); |
| } |
| |
| @Override |
| public void addLink(Link link) { |
| log.info("Add link: {}", link); |
| |
| // validation check |
| |
| // src nep |
| addNep(link.src()); |
| addNep(link.dst()); |
| |
| // link |
| TapiNepRef srcNepRef = tapiResolver.getNepRef(link.src()); |
| TapiNepRef dstNepRef = tapiResolver.getNepRef(link.dst()); |
| |
| TapiLinkBuilder linkBuilder = TapiLinkBuilder.builder() |
| .setTopologyUuid(topology.uuid()) |
| .setNep(srcNepRef) |
| .setNep(dstNepRef); |
| addModelObjectDataToDcs(linkBuilder.build()); |
| } |
| |
| @Override |
| public void removeLink(Link link) { |
| log.info("Remove link: {}", link); |
| } |
| |
| @Override |
| public void addPort(Port port) { |
| log.info("Add port: {}", port); |
| if (tapiResolver.hasNepRef(new ConnectPoint(port.element().id(), port.number()))) { |
| return; |
| } |
| |
| TapiNodeRef nodeRef = tapiResolver.getNodeRef(port.element().id()); |
| String nodeId = nodeRef.getNodeId(); |
| |
| // nep |
| TapiNepBuilder nepBuilder = TapiNepBuilder.builder() |
| .setPort(port) |
| .setTopologyUuid(topology.uuid()) |
| .setNodeUuid(Uuid.fromString(nodeId)); |
| |
| TapiNepRef nepRef = new TapiNepRef(topology.uuid().toString(), nodeId, nepBuilder.getUuid().toString()); |
| nepRef.setConnectPoint(nepBuilder.getConnectPoint()); |
| |
| // sip |
| if (TapiSipBuilder.isSip(port)) { |
| TapiSipBuilder sipBuilder = TapiSipBuilder.builder().setPort(port); |
| nepBuilder.setSip(sipBuilder.getUuid()); |
| nepRef.setSipId(sipBuilder.getUuid().toString()); |
| |
| addModelObjectDataToDcs(sipBuilder.build()); |
| } |
| |
| addModelObjectDataToDcs(nepBuilder.build()); |
| tapiResolver.addNepRef(nepRef); |
| } |
| |
| @Override |
| public void removePort(Port port) { |
| log.info("Remove port: {}", port); |
| } |
| |
| private void addNep(ConnectPoint cp) { |
| |
| log.info("device Id: {}", cp.deviceId()); |
| TapiNodeRef nodeRef = tapiResolver.getNodeRef(cp.deviceId()); |
| String nodeId = nodeRef.getNodeId(); |
| |
| TapiNepBuilder nepBuilder = TapiNepBuilder.builder() |
| .setConnectPoint(cp) |
| .setTopologyUuid(topology.uuid()) |
| .setNodeUuid(Uuid.fromString(nodeId)); |
| TapiNepRef nepRef = new TapiNepRef(topology.uuid().toString(), nodeId, nepBuilder.getUuid().toString()); |
| nepRef.setConnectPoint(cp); |
| |
| addModelObjectDataToDcs(nepBuilder.build()); |
| tapiResolver.addNepRef(nepRef); |
| } |
| |
| private void initDcsTapiContext() { |
| TapiContextBuilder builder = TapiContextBuilder.builder(context); |
| addModelObjectDataToDcs(builder.build()); |
| } |
| |
| private void initDcsTapiTopology() { |
| TapiTopologyBuilder builder = TapiTopologyBuilder.builder(topology); |
| addModelObjectDataToDcs(builder.build()); |
| } |
| |
| // FIXME: move DCS-related methods to DCS |
| |
| private void addModelObjectDataToDcs(ModelObjectData input) { |
| |
| ResourceData rnode = modelConverter.createDataNode(input); |
| |
| // for debug |
| CharSequence strNode = toCharSequence(toXmlCompositeStream(toCompositeData(rnode))); |
| log.info("XML:\n{}", XmlString.prettifyXml(strNode)); |
| |
| addResourceDataToDcs(rnode); |
| } |
| |
| private void addResourceDataToDcs(ResourceData input) { |
| addResourceDataToDcs(input, input.resourceId()); |
| } |
| |
| private void addResourceDataToDcs(ResourceData input, ResourceId rid) { |
| if (input == null || input.dataNodes() == null) { |
| return; |
| } |
| List<DataNode> dataNodes = input.dataNodes(); |
| for (DataNode node : dataNodes) { |
| dcs.createNode(rid, node); |
| } |
| } |
| |
| private void initDcsIfRootNotExist() { |
| |
| log.info("read root:"); |
| try { |
| DataNode all = dcs.readNode(ResourceIds.ROOT_ID, Filter.builder().build()); |
| log.info("all: {}", all); |
| } catch (FailedException e) { |
| // FIXME debug this issue |
| log.info("nothing retrievable in DCS?"); |
| //e.printStackTrace(System.out); |
| } |
| if (!dcs.nodeExist(ResourceIds.ROOT_ID)) { |
| log.info("Root node does not exist!, creating..."); |
| try { |
| log.info("create 'root' node"); |
| dcs.createNode(null, |
| InnerNode.builder(DeviceResourceIds.ROOT_NAME, DCS_NAMESPACE) |
| .type(DataNode.Type.SINGLE_INSTANCE_NODE).build()); |
| } catch (FailedException e) { |
| log.info("Failed to create root???"); |
| //e.printStackTrace(System.out); |
| } |
| } |
| if (!dcs.nodeExist(ResourceIds.ROOT_ID)) { |
| log.info("'root' was created without error, but still not there. WTF!"); |
| } |
| } |
| |
| } |