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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.rest;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.janusgraph.core.JanusGraph;
import org.janusgraph.core.JanusGraphTransaction;
import org.junit.Test;
import org.onap.aai.AAISetup;
import org.onap.aai.HttpTestUtil;
import org.onap.aai.db.props.AAIProperties;
import org.onap.aai.dbmap.AAIGraph;
import org.onap.aai.serialization.engines.QueryStyle;
import javax.ws.rs.core.Response;
import java.util.List;
import java.util.UUID;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
public class PserverDuplicateTest extends AAISetup {
private static final EELFLogger LOGGER = EELFManager.getInstance().getLogger(PserverDuplicateTest.class);
private HttpTestUtil testUtil;
private String hostname;
public boolean createDuplicate() throws InterruptedException {
hostname = getHostname();
final String aaiUri = "/cloud-infrastructure/pservers/pserver/" + hostname;
final int threads = getNumberOfThreads();
ExecutorService service = Executors.newFixedThreadPool(threads);
JanusGraph janusGraph = AAIGraph.getInstance().getGraph();
// Due to the lazy instantiation of the graph, it needs to create a new transaction to create schema
janusGraph.newTransaction().rollback();
service.invokeAll(
IntStream.range(0, threads)
.mapToObj((i) -> (Callable<Void>) () -> {
JanusGraphTransaction transaction = janusGraph.newTransaction();
GraphTraversalSource g = transaction.traversal();
g.addV()
.property(AAIProperties.AAI_URI, aaiUri)
.property(AAIProperties.NODE_TYPE, "pserver")
.property("hostname", hostname)
.next();
transaction.commit();
return null;
}).collect(Collectors.toList())
, 7, TimeUnit.SECONDS
);
JanusGraphTransaction readOnlyTransaction = AAIGraph.getInstance().getGraph().buildTransaction().readOnly().start();
GraphTraversalSource g = readOnlyTransaction.traversal();
List<Vertex> pserverList = g.V().has(AAIProperties.AAI_URI, aaiUri).toList();
LOGGER.debug("Number of pservers with uri {} is {}", aaiUri, pserverList.size());
testUtil = new HttpTestUtil(QueryStyle.TRAVERSAL_URI);
if(pserverList.size() == 1){
return false;
}
return true;
}
@Test
public void testWhenDuplicatesExistInGraphThatGetAllSuceeds() throws InterruptedException {
int totalRetries = getNumOfRetries();
for(int retry = 0; retry < totalRetries; retry++){
if(!this.createDuplicate()){
if(retry == (totalRetries-1)){
fail("Unable to produce duplicates in the graph, " +
"please increase retry or ignore test if it becomes impossible to create duplicate this test");
}
} else {
// Successfully created a duplicate in the janus graph
break;
}
}
String endpoint = "/aai/v14/cloud-infrastructure/pservers";
Response response = testUtil.doGet(endpoint, null);
LOGGER.info("GET ALL Pservers with duplicates status code {} and body {}", response.getStatus(), response.getEntity());
assertThat(response.getStatus(), is(200));
}
public String getHostname(){
return UUID.randomUUID().toString();
}
public int getNumOfRetries(){
return 10;
}
public int getNumberOfThreads(){
return 10;
}
}
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