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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017 AT&T 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=========================================================
*
* ECOMP is a trademark and service mark of AT&T Intellectual Property.
*/
package org.onap.aai.extensions;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.List;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.onap.aai.exceptions.AAIException;
import org.onap.aai.introspection.Introspector;
import org.onap.aai.introspection.Loader;
import org.onap.aai.introspection.exceptions.AAIUnknownObjectException;
import org.onap.aai.parsers.query.QueryParser;
import org.onap.aai.query.builder.QueryBuilder;
import org.onap.aai.rest.db.DBRequest;
import org.onap.aai.restcore.HttpMethod;
import org.onap.aai.serialization.db.EdgeType;
public class OrphanLInterfaceHandler {
private QueryBuilder<Vertex> createLInterfaceQuery(AAIExtensionMap aaiReqMap, Introspector newvceObj) throws AAIException {
Introspector uplinkLInterfaceTraversalIntro = aaiReqMap.getLoader().introspectorFromName("l-interface");
Introspector customerUplinkLInterfaceTraversalIntro = aaiReqMap.getLoader().introspectorFromName("l-interface");
Introspector logLinkIntroForTraversal = aaiReqMap.getLoader().introspectorFromName("logical-link");
QueryBuilder<Vertex> query = aaiReqMap.getTransactionalGraphEngine().getQueryBuilder()
.exactMatchQuery(newvceObj)
.createEdgeTraversal(EdgeType.TREE, newvceObj, uplinkLInterfaceTraversalIntro)
.getVerticesByProperty("interface-role", "UPLINK")
.createEdgeTraversal(EdgeType.COUSIN, uplinkLInterfaceTraversalIntro, logLinkIntroForTraversal)
.createEdgeTraversal(EdgeType.COUSIN, logLinkIntroForTraversal, customerUplinkLInterfaceTraversalIntro)
.getVerticesByProperty("interface-role", "CUSTOMER-UPLINK").dedup();
return query;
}
private URI buildLInterfaceURI(Vertex linterface, AAIExtensionMap aaiReqMap) throws UnsupportedEncodingException, AAIException, URISyntaxException {
Loader loader = aaiReqMap.getLoader();
Introspector lint = loader.introspectorFromName("l-interface");
lint.setValue("interface-name", (String)linterface.property("interface-name").value());
String lintSegment = lint.getURI();
Introspector lagInterfaceForTrav = loader.introspectorFromName("lag-interface");
QueryBuilder<Vertex> lagIntQuery = aaiReqMap.getTransactionalGraphEngine().getQueryBuilder()
.exactMatchQuery(lint)
.createEdgeTraversal(EdgeType.TREE, linterface, lagInterfaceForTrav).dedup();
List<Vertex> lagInterfaces = lagIntQuery.toList();
if (lagInterfaces.isEmpty()) {
throw new AAIException("AAI_6114");
} else if (lagInterfaces.size() > 1) {
throw new AAIException("AAI_6140");
}
Vertex lagInt = lagInterfaces.get(0);
lagInterfaceForTrav.setValue("interface-name", (String)lagInt.property("interface-name").value());
String lagSegment = lagInterfaceForTrav.getURI();
Introspector gvVPEforTrav = loader.introspectorFromName("generic-vnf");
QueryBuilder<Vertex> gvVPEquery = aaiReqMap.getTransactionalGraphEngine().getQueryBuilder()
.exactMatchQuery(lagInterfaceForTrav)
.createEdgeTraversal(EdgeType.TREE, lagInterfaceForTrav, gvVPEforTrav).dedup();
List<Vertex> genvnfs = gvVPEquery.toList();
if (genvnfs.isEmpty()) {
throw new AAIException("AAI_6114");
} else if (genvnfs.size() > 1) {
throw new AAIException("AAI_6140");
}
Vertex genvnf = genvnfs.get(0);
gvVPEforTrav.setValue("vnf-id", (String)genvnf.property("vnf-id").value());
String gvSegment = gvVPEforTrav.getURI();
return new URI(gvSegment + lagSegment + lintSegment);
}
public List<DBRequest> createOrphanLInterfaceDelRequests(AAIExtensionMap aaiReqMap, Introspector newvce) throws AAIException, UnsupportedEncodingException, URISyntaxException{
List<DBRequest> requests = new ArrayList<>();
QueryBuilder<Vertex> query = createLInterfaceQuery(aaiReqMap, newvce);
List<Vertex> linterfaces = query.toList();
for (Vertex lint : linterfaces) {
URI lintURI = buildLInterfaceURI(lint, aaiReqMap);
QueryParser parser = createLInterfaceQuery(aaiReqMap, newvce).createQueryFromObjectName("l-interface");
DBRequest originalDbRequest = aaiReqMap.getDbRequest();
DBRequest request = new DBRequest.Builder(HttpMethod.DELETE, lintURI, parser, newvce, originalDbRequest.getHeaders(), originalDbRequest.getInfo(), originalDbRequest.getTransactionId()).build();
requests.add(request);
}
return requests;
}
}
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