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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.schema;
import com.att.eelf.configuration.Configuration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.janusgraph.core.EdgeLabel;
import org.janusgraph.core.JanusGraph;
import org.janusgraph.core.JanusGraphVertex;
import org.janusgraph.core.schema.JanusGraphManagement;
import org.janusgraph.core.schema.RelationTypeIndex;
import org.janusgraph.core.schema.SchemaAction;
import org.janusgraph.graphdb.database.StandardJanusGraph;
import org.janusgraph.graphdb.database.management.ManagementSystem;
import org.onap.aai.restclient.PropertyPasswordConfiguration;
import org.onap.aai.dbgen.SchemaGenerator;
import org.onap.aai.dbmap.AAIGraph;
import org.onap.aai.exceptions.AAIException;
import org.onap.aai.logging.ErrorLogHelper;
import org.onap.aai.util.*;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import java.util.List;
import java.util.Properties;
import java.util.Set;
import java.util.UUID;
public class GenTester {
private static Logger LOGGER;
private static boolean historyEnabled;
/**
* The main method.
*
* @param args the arguments
*/
public static void main(String[] args) throws AAIException {
JanusGraph graph = null;
System.setProperty("aai.service.name", GenTester.class.getSimpleName());
// Set the logging file properties to be used by EELFManager
Properties props = System.getProperties();
props.setProperty(Configuration.PROPERTY_LOGGING_FILE_NAME, AAIConstants.AAI_LOGBACK_PROPS);
props.setProperty(Configuration.PROPERTY_LOGGING_FILE_PATH, AAIConstants.AAI_HOME_BUNDLECONFIG);
LOGGER = LoggerFactory.getLogger(GenTester.class);
boolean addDefaultCR = true;
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
PropertyPasswordConfiguration initializer = new PropertyPasswordConfiguration();
initializer.initialize(ctx);
try {
ctx.scan(
"org.onap.aai.config",
"org.onap.aai.setup");
ctx.refresh();
} catch (Exception e) {
AAIException aai = ExceptionTranslator.schemaServiceExceptionTranslator(e);
LOGGER.error("Problems running the tool " + aai.getMessage());
ErrorLogHelper.logError(aai.getCode(), e.getMessage() + ", resolve and retry");
throw aai;
}
historyEnabled = Boolean.parseBoolean(ctx.getEnvironment().getProperty("history.enabled", "false"));
if (historyEnabled) {
String amsg = "GenTester may only be used when history.enabled=false. ";
System.out.println(amsg);
LOGGER.debug(amsg);
return;
}
try {
LOGGER.debug("GenTester uses either cql jar or Cassandra jar");
AAIConfig.init();
if (args != null && args.length > 0) {
if ("genDbRulesOnly".equals(args[0])) {
ErrorLogHelper.logError("AAI_3100",
" This option is no longer supported. What was in DbRules is now derived from the OXM files. ");
return;
} else if ("GEN_DB_WITH_NO_SCHEMA".equals(args[0])) {
// Note this is done to create an empty DB with no Schema so that
// an HBase copyTable can be used to set up a copy of the db.
String imsg = " ---- NOTE --- about to load a graph without doing any schema processing (takes a little while) -------- ";
System.out.println(imsg);
LOGGER.debug(imsg);
graph = AAIGraph.getInstance().getGraph();
if (graph == null) {
ErrorLogHelper.logError("AAI_5102", "Error creating JanusGraph graph.");
return;
} else {
LOGGER.debug("Successfully loaded a JanusGraph graph without doing any schema work.");
return;
}
} else if ("GEN_DB_WITH_NO_DEFAULT_CR".equals(args[0])) {
addDefaultCR = false;
} else {
ErrorLogHelper.logError("AAI_3000", "Unrecognized argument passed to GenTester.java: [" + args[0] + "]. ");
String emsg = "Unrecognized argument passed to GenTester.java: [" + args[0] + "]. ";
System.out.println(emsg);
LOGGER.error(emsg);
emsg = "Either pass no argument for normal processing, or use 'GEN_DB_WITH_NO_SCHEMA'.";
System.out.println(emsg);
LOGGER.error(emsg);
return;
}
}
// AAIConfig.init();
ErrorLogHelper.loadProperties();
LOGGER.debug("about to open graph (takes a little while)");
graph = AAIGraph.getInstance().getGraph();
if (graph == null) {
ErrorLogHelper.logError("AAI_5102", "Error creating JanusGraph graph. ");
return;
}
GraphAdminDBUtils.logConfigs(graph.configuration());
LOGGER.debug("-- Loading new schema elements into JanusGraph --");
boolean dbNotEmpty = (graph.traversal().V().limit(1).hasNext());
LOGGER.info("DB is not empty. Newly created indexes will also be reindexed.");
List<String> vertexesToReindex = SchemaGenerator.loadSchemaIntoJanusGraph(graph, null, dbNotEmpty);
LOGGER.debug("-- committing transaction ");
graph.tx().commit();
if (!vertexesToReindex.isEmpty()) {
killTransactionsAndInstances(graph);
LOGGER.info("Number of edge indexes to reindex: " + vertexesToReindex.size());
SchemaGenerator.reindexEdgeIndexes(graph, vertexesToReindex);
} else {
LOGGER.info("Nothing to reindex.");
}
graph.close();
LOGGER.info("Closed the graph");
} catch (Exception ex) {
ErrorLogHelper.logError("AAI_4000", ex.getMessage());
System.exit(1);
}
LOGGER.debug("-- all done, if program does not exit, please kill.");
System.exit(0);
}
/**
* Radical approach to avoiding index update failures.
* Indexes can get stuck in INSTALLED state, when there are stale transactions
* or JanusGraph instances.
* This is because a state change needs to be acknowledged by all instances
* before transitioning.
*
* @param graph
* @return
*/
private static void killTransactionsAndInstances(JanusGraph graph) {
graph.tx().rollback();
final StandardJanusGraph janusGraph = (StandardJanusGraph) graph;
janusGraph.getOpenTransactions().stream().forEach(transaction -> {
LOGGER.debug("Closing open transaction [{}] before schema generation", transaction.toString());
transaction.rollback();
});
final JanusGraphManagement graphMgtForClosing = graph.openManagement();
Set<String> instances = graphMgtForClosing.getOpenInstances();
LOGGER.info("Number of open instances: {}", instances.size());
LOGGER.info("Currently open instances: [{}]", instances);
instances.stream()
.filter(instance -> !instance.contains("graphadmin")) // Potentially comment this out, should there be issues with the schema creation job
.filter(instance -> !instance.contains("(current)"))
.forEach(instance -> {
LOGGER.debug("Closing open JanusGraph instance [{}] before reindexing procedure", instance);
graphMgtForClosing.forceCloseInstance(instance);
});
graphMgtForClosing.commit();
}
}
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