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/*
* ============LICENSE_START=======================================================
* ONAP : ccsdk features
* ================================================================================
* Copyright (C) 2021 highstreet technologies GmbH Intellectual Property.
* 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.
* ============LICENSE_END=========================================================
*
*/
package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl.dom;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.Inventory;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.InventoryBuilder;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
import org.opendaylight.yangtools.util.xml.UntrustedXML;
import org.opendaylight.yangtools.yang.binding.CodeHelpers;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.common.QNameModule;
import org.opendaylight.yangtools.yang.common.Revision;
import org.opendaylight.yangtools.yang.common.Uint32;
import org.opendaylight.yangtools.yang.common.XMLNamespace;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.data.codec.xml.XmlParserStream;
import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack.Inference;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xml.sax.SAXException;
public class TestORANInventory {
private static final Logger LOG = LoggerFactory.getLogger(TestORANInventory.class);
private static final QNameModule IETF_HARDWARE_MODULE = QNameModule
.create(XMLNamespace.of("urn:ietf:params:xml:ns:yang:ietf-hardware"), Revision.of("2018-03-13"));
private static final QName HW_CONTAINER = QName.create(IETF_HARDWARE_MODULE, "hardware");
private static final QName HW_COMPONENT_LIST = QName.create(IETF_HARDWARE_MODULE, "component");
private static final QName HW_COMPONENT_LIST_KEY = QName.create(IETF_HARDWARE_MODULE, "name");
private static final QName HW_COMPONENT_LIST_CLASS = QName.create(IETF_HARDWARE_MODULE, "class");
private static final QName HW_COMPONENT_LIST_DESC = QName.create(IETF_HARDWARE_MODULE, "description"); // leaf:String
private static final QName HW_COMPONENT_LIST_PARENT = QName.create(IETF_HARDWARE_MODULE, "parent"); // leaf:leafref
private static final QName HW_COMPONENT_LIST_CONTAINS_CHILD = QName.create(IETF_HARDWARE_MODULE, "contains-child"); // leaf-list:leafref
private static final QName HW_COMPONENT_LIST_HW_REV = QName.create(IETF_HARDWARE_MODULE, "hardware-rev"); // leaf:String
private static final QName HW_COMPONENT_LIST_SER_NUM = QName.create(IETF_HARDWARE_MODULE, "serial-num"); // leaf:String
private static final QName HW_COMPONENT_LIST_MFG_NAME = QName.create(IETF_HARDWARE_MODULE, "mfg-name"); // leaf:String
private static final QName HW_COMPONENT_LIST_MODEL_NAME = QName.create(IETF_HARDWARE_MODULE, "model-name"); // leaf:String
private static final QName HW_COMPONENT_LIST_MFG_DATE = QName.create(IETF_HARDWARE_MODULE, "mfg-date"); // leaf:yang:date-and-time
private static EffectiveModelContext schemaContext;
private static @NonNull Inference hwContainerSchema;
@BeforeClass
public static void setup() throws IOException {
schemaContext = YangParserTestUtils.parseYangResourceDirectory("/");
hwContainerSchema = Inference.ofDataTreePath(schemaContext, HW_CONTAINER);
System.out.println("URL is - " + TestORANReadHardware.class.getResource("/"));
}
@AfterClass
public static void cleanup() {
schemaContext = null;
hwContainerSchema = null;
}
@Test
public void testIetfHardwareFromXML() throws XMLStreamException, URISyntaxException, IOException, SAXException {
final InputStream resourceAsStream = TestORANReadHardware.class.getResourceAsStream("/ietf-hardware.xml");
/*
* final XMLInputFactory factory = XMLInputFactory.newInstance();
* XMLStreamReader reader = factory.createXMLStreamReader(resourceAsStream);
*/
final XMLStreamReader reader = UntrustedXML.createXMLStreamReader(resourceAsStream);
final NormalizedNodeResult result = new NormalizedNodeResult();
final NormalizedNodeStreamWriter streamWriter = ImmutableNormalizedNodeStreamWriter.from(result);
final XmlParserStream xmlParser = XmlParserStream.create(streamWriter, hwContainerSchema);
xmlParser.parse(reader);
xmlParser.flush();
xmlParser.close();
NormalizedNode transformedInput = result.getResult();
NodeId nodeId = new NodeId("nSky");
getInventoryList(nodeId, transformedInput);
}
public static List<Inventory> getInventoryList(NodeId nodeId, NormalizedNode hwData) {
List<Inventory> inventoryResultList = new ArrayList<Inventory>();
ContainerNode hwContainer = (ContainerNode) hwData;
MapNode componentMap = (MapNode) hwContainer.getChildByArg(new NodeIdentifier(HW_COMPONENT_LIST));
Collection<MapEntryNode> componentMapEntries = componentMap.body();
for (MapEntryNode componentMapEntryNode : getRootComponents(componentMapEntries)) {
inventoryResultList = recurseGetInventory(nodeId, componentMapEntryNode, componentMapEntries, 0,
inventoryResultList);
}
// Verify if result is complete
if (componentMapEntries.size() != inventoryResultList.size()) {
LOG.warn(
"Not all data were written to the Inventory. Potential entries with missing "
+ "contained-child. Node Id = {}, Components Found = {}, Entries written to Database = {}",
nodeId.getValue(), componentMapEntries.size(), inventoryResultList.size());
}
return inventoryResultList;
}
private static List<Inventory> recurseGetInventory(NodeId nodeId, MapEntryNode component,
Collection<MapEntryNode> componentList, int treeLevel, List<Inventory> inventoryResultList) {
LOG.info("Tree level = {}", treeLevel);
// Add element to list, if conversion successfull
Optional<Inventory> oInventory = getInternalEquipment(nodeId, component, treeLevel);
if (oInventory.isPresent()) {
inventoryResultList.add(oInventory.get());
}
// Walk through list of child keys and add to list
for (String childUuid : CodeHelpers
.nonnull(ORanDMDOMUtility.getLeafListValue(component, HW_COMPONENT_LIST_CONTAINS_CHILD))) {
LOG.info("Calling recursively- component is {}", childUuid);
for (MapEntryNode c : getComponentsByName(childUuid, componentList)) {
inventoryResultList = recurseGetInventory(nodeId, c, componentList, treeLevel + 1, inventoryResultList);
}
}
return inventoryResultList;
}
public static List<MapEntryNode> getRootComponents(Collection<MapEntryNode> componentMapEntries) {
List<MapEntryNode> resultList = new ArrayList<>();
for (MapEntryNode componentMapEntryNode : componentMapEntries) {
if (ORanDMDOMUtility.getLeafValue(componentMapEntryNode, HW_COMPONENT_LIST_PARENT) == null) { // Root
// elements
// do not
// have a
// parent
resultList.add(componentMapEntryNode);
}
}
return resultList;
}
private static List<MapEntryNode> getComponentsByName(String name, Collection<MapEntryNode> componentList) {
List<MapEntryNode> resultList = new ArrayList<>();
for (MapEntryNode c : componentList) {
if (name.equals(ORanDMDOMUtility.getKeyValue(c))) { // <-- Component list is flat search for child's of name
resultList.add(c);
}
}
return resultList;
}
public static Optional<Inventory> getInternalEquipment(NodeId nodeId, MapEntryNode component, int treeLevel) {
// Make sure that expected data are not null
Objects.requireNonNull(nodeId);
Objects.requireNonNull(component);
// Read manadatory data
@Nullable
String nodeIdString = nodeId.getValue();
@Nullable
String uuid = ORanDMDOMUtility.getKeyValue(component);
@Nullable
String idParent = ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_PARENT);
@Nullable
String uuidParent = idParent != null ? idParent : uuid; // <- Passt nicht
LOG.info("Dump = {}, {}, {}, {}", uuidParent, uuid, treeLevel, nodeIdString);
// do consistency check if all mandatory parameters are there
if (treeLevel >= 0 && nodeIdString != null && uuid != null && uuidParent != null) {
LOG.info("Creating new instance of Inventory");
// Build output data
InventoryBuilder inventoryBuilder = new InventoryBuilder();
// General assumed as mandatory
inventoryBuilder.setNodeId(nodeIdString);
inventoryBuilder.setUuid(uuid);
inventoryBuilder.setParentUuid(uuidParent);
inventoryBuilder.setTreeLevel(Uint32.valueOf(treeLevel));
// -- String list with ids of holders (optional)
inventoryBuilder
.setContainedHolder(ORanDMDOMUtility.getLeafListValue(component, HW_COMPONENT_LIST_CONTAINS_CHILD));
// -- Manufacturer related things (optional)
@Nullable
String mfgName = ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_MFG_NAME);
inventoryBuilder.setManufacturerName(mfgName);
inventoryBuilder.setManufacturerIdentifier(mfgName);
// Equipment type (optional)
inventoryBuilder.setDescription(ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_DESC));
inventoryBuilder.setModelIdentifier(ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_MODEL_NAME));
inventoryBuilder.setPartTypeId(ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_CLASS));
inventoryBuilder.setTypeName(ORanDMDOMUtility.getKeyValue(component));
inventoryBuilder.setVersion(ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_HW_REV));
// Equipment instance (optional)
@Nullable
String mfgDate = ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_MFG_DATE);
if (mfgDate != null) {
inventoryBuilder.setDate(mfgDate);
}
inventoryBuilder.setSerial(ORanDMDOMUtility.getLeafValue(component, HW_COMPONENT_LIST_SER_NUM));
return Optional.of(inventoryBuilder.build());
}
return Optional.empty();
}
}
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