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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 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=========================================================
*/
package org.onap.aai.migration.v12;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.*;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversal;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.onap.aai.migration.MigrationDangerRating;
import org.onap.aai.migration.MigrationPriority;
import org.onap.aai.db.props.AAIProperties;
import org.onap.aai.migration.Migrator;
import org.onap.aai.migration.Status;
import org.onap.aai.edges.enums.EdgeType;
import org.onap.aai.serialization.engines.TransactionalGraphEngine;
import org.onap.aai.edges.EdgeIngestor;
import org.onap.aai.serialization.db.EdgeSerializer;
import org.onap.aai.introspection.LoaderFactory;
import org.onap.aai.setup.SchemaVersions;
@MigrationPriority(11)
@MigrationDangerRating(0)
public class ALTSLicenseEntitlementMigration extends Migrator{
private final String LICENSE_NODE_TYPE = "license";
private final String ENTITLEMENT_NODE_TYPE = "entitlement";
private boolean success = true;
private final GraphTraversalSource g;
private int headerLength;
public ALTSLicenseEntitlementMigration(TransactionalGraphEngine engine, LoaderFactory loaderFactory, EdgeIngestor edgeIngestor, EdgeSerializer edgeSerializer, SchemaVersions schemaVersions) {
super(engine, loaderFactory, edgeIngestor, edgeSerializer, schemaVersions);
this.g = this.engine.asAdmin().getTraversalSource();
}
@Override
public void run() {
logger.info("---------- Update ALTS Entitlements and Licenses resource-uuid in generic-vnf ----------");
String homeDir = System.getProperty("AJSC_HOME");
String configDir = System.getProperty("BUNDLECONFIG_DIR");
if (homeDir == null) {
logger.info("ERROR: Could not find sys prop AJSC_HOME");
success = false;
return;
}
if (configDir == null) {
success = false;
return;
}
int fileLineCounter = 0;
String fileName = homeDir + "/" + configDir + "/" + "migration-input-files/ALTS-migration-data/ALTS-migration-input.csv";
Map<String, Set<String>> history = new HashMap<>();
logger.info(fileName);
logger.info("---------- Processing VNFs from file ----------");
try (BufferedReader br = new BufferedReader(new FileReader(fileName))) {
String vnfLine;
while ((vnfLine = br.readLine()) != null) {
vnfLine = vnfLine.replace("\n", "").replace("\r", "");
logger.info("\n");
if (!vnfLine.isEmpty()) {
if (fileLineCounter != 0) {
String[] fields = vnfLine.split(",", -1);
if (fields.length != this.headerLength) {
logger.info("ERROR: Vnf line should contain " + this.headerLength + " columns, contains " + fields.length + " instead.");
success = false;
continue;
}
String newResourceUuid = fields[0].trim();
String groupUuid = fields[1].trim();
String vnfId = fields[19].trim();
logger.info("---------- Processing Line " + vnfLine + "----------");
logger.info("newResourceUuid = " + newResourceUuid + " vnfId = " + vnfId + " group uuid = " + groupUuid);
if (history.containsKey(vnfId)){
if (history.get(vnfId).contains(groupUuid)){
logger.info("ERROR: duplicate groupUuid in vnf - skipping");
fileLineCounter++;
continue;
}
else{
history.get(vnfId).add(groupUuid);
}
}
else {
Set<String> newSet = new HashSet<>();
newSet.add(groupUuid);
history.put(vnfId, newSet);
}
List<Vertex> entitlements = g.V().has(AAIProperties.NODE_TYPE, "entitlement").has("group-uuid", groupUuid)
.where(this.engine.getQueryBuilder().createEdgeTraversal(EdgeType.TREE, "entitlement", "generic-vnf").getVerticesByProperty("vnf-id", vnfId)
.<GraphTraversal<?, ?>>getQuery()).toList();
List<Vertex> licenses = g.V().has(AAIProperties.NODE_TYPE, "license").has("group-uuid", groupUuid)
.where(this.engine.getQueryBuilder().createEdgeTraversal(EdgeType.TREE, "license", "generic-vnf").getVerticesByProperty("vnf-id", vnfId)
.<GraphTraversal<?, ?>>getQuery()).toList();
this.ChangeResourceUuid(entitlements, newResourceUuid, "entitlements", vnfId, groupUuid);
this.ChangeResourceUuid(licenses, newResourceUuid, "license", vnfId, groupUuid);
} else {
this.headerLength = vnfLine.split(",", -1).length;
logger.info("headerLength: " + headerLength);
if (this.headerLength < 22){
logger.info("ERROR: Input file should have 22 columns");
this.success = false;
return;
}
}
}
fileLineCounter++;
}
} catch (FileNotFoundException e) {
logger.info("ERROR: Could not find file " + fileName, e);
success = false;
} catch (IOException e) {
logger.info("ERROR: Issue reading file " + fileName, e);
success = false;
} catch (Exception e) {
logger.info("encountered exception", e);
success = false;
}
}
private void ChangeResourceUuid(List<Vertex> vertices, String newResourceUuid, String nodeType, String vnfId, String groupUuid){
if (vertices.size() > 1) {
logger.info("\t More than 1 " + nodeType + "found, skipping");
return;
}
else if (vertices.size() == 1) {
try {
logger.info(String.format("Updating %s with groupUuid %s from generic-vnf with vnfId %s with newResourceUuid %s", nodeType, groupUuid, vnfId, newResourceUuid));
Vertex v = vertices.get(0);
String resourceUuid = v.<String>property("resource-uuid").value();
logger.info("\tOriginal resource-uuid: " + resourceUuid);
v.property("resource-uuid", newResourceUuid);
String aaiUri = v.<String>property(AAIProperties.AAI_URI).value();
if (aaiUri != null) {
logger.info("\tOriginal aaiUri: " + aaiUri);
aaiUri = aaiUri.replaceFirst("[^/]*"+resourceUuid + "$", newResourceUuid);
v.property(AAIProperties.AAI_URI, aaiUri);
logger.info("\tNew aaiUri: " + v.value(AAIProperties.AAI_URI).toString());
}
this.touchVertexProperties(v, false);
logger.info("\tNew resource-uuid: " + newResourceUuid);
}
catch (Exception e){
logger.info("\t ERROR: caught exception: " + e.getMessage());
}
}
else {
logger.info("\t No " + nodeType + " found with group-uuid "+ groupUuid + " for generic-vnf " +vnfId);
return;
}
}
@Override
public Status getStatus() {
if (success) {
return Status.SUCCESS;
} else {
return Status.FAILURE;
}
}
@Override
public Optional<String[]> getAffectedNodeTypes() {
return Optional.of(new String[]{LICENSE_NODE_TYPE, ENTITLEMENT_NODE_TYPE});
}
@Override
public String getMigrationName() {
return "ALTSLicenseEntitlementMigration";
}
}
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