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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 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=========================================================
*/
package org.openecomp.sdc.ci.tests.utils.cassandra;
import com.datastax.driver.core.*;
import com.datastax.driver.core.policies.*;
import com.datastax.driver.core.querybuilder.QueryBuilder;
import com.datastax.driver.core.querybuilder.Select;
import com.datastax.driver.core.querybuilder.Select.Where;
import org.javatuples.Pair;
import org.openecomp.sdc.be.resources.data.auditing.AuditingTypesConstants;
import org.openecomp.sdc.ci.tests.utils.Utils;
import org.openecomp.sdc.common.datastructure.AuditingFieldsKey;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
public final class CassandraUtils {
private static Logger logger = LoggerFactory.getLogger(CassandraUtils.class.getName());
protected static Cluster cluster = null;
protected static Session session;
public static void initConnection(String keyspace) throws FileNotFoundException {
List<String> cassandraHosts = new ArrayList<>();
try {
cassandraHosts.add(Utils.getConfig().getCassandraHost());
long reconnectTimeout = 30000;
logger.debug("creating cluster to hosts:{} with reconnect timeout:{}", cassandraHosts, reconnectTimeout);
Cluster.Builder clusterBuilder = Cluster.builder()
.withReconnectionPolicy(new ConstantReconnectionPolicy(reconnectTimeout))
.withRetryPolicy(DefaultRetryPolicy.INSTANCE);
cassandraHosts.forEach(host -> clusterBuilder.addContactPoint(host));
enableAuthentication(clusterBuilder);
enableSsl(clusterBuilder);
setLocalDc(clusterBuilder);
cluster = clusterBuilder.build();
session = cluster.connect(keyspace);
} catch (Exception e) {
logger.info("** CassandraClient isn't connected to {}", cassandraHosts);
}
}
private static void enableAuthentication(Cluster.Builder clusterBuilder) throws FileNotFoundException {
boolean authenticate = Utils.getConfig().getCassandraAuthenticate();
if (authenticate) {
String username = Utils.getConfig().getCassandraUsername();
String password = Utils.getConfig().getCassandraPassword();
if (username == null || password == null) {
logger.error("authentication is enabled but username or password were not supplied.");
} else {
clusterBuilder.withCredentials(username, password);
}
}
}
private static void enableSsl(Cluster.Builder clusterBuilder) throws FileNotFoundException {
boolean ssl = Utils.getConfig().getCassandraSsl();
if (ssl) {
String truststorePath = Utils.getConfig().getCassandraTruststorePath();
String truststorePassword = Utils.getConfig().getCassandraTruststorePassword();
if (truststorePath == null || truststorePassword == null) {
logger.error("ssl is enabled but truststorePath or truststorePassword were not supplied.");
} else {
System.setProperty("javax.net.ssl.trustStore", truststorePath);
System.setProperty("javax.net.ssl.trustStorePassword", truststorePassword);
clusterBuilder.withSSL();
}
}
}
private static void setLocalDc(Cluster.Builder clusterBuilder) throws FileNotFoundException {
String localDataCenter = Utils.getConfig().getLocalDataCenter();
if (localDataCenter != null) {
logger.info("localDatacenter was provided, setting Cassndra clint to use datacenter: {} as local.", localDataCenter);
LoadBalancingPolicy tokenAwarePolicy = new TokenAwarePolicy(DCAwareRoundRobinPolicy.builder().withLocalDc(localDataCenter).build());
clusterBuilder.withLoadBalancingPolicy(tokenAwarePolicy);
} else {
logger.info("localDatacenter was provided, the driver will use the datacenter of the first contact point that was reached at initialization");
}
}
public static void truncateTable(String keyspace, String tableName) throws FileNotFoundException {
if (session == null || session.isClosed()) {
initConnection(keyspace);
}
try (Cluster cluster = CassandraUtils.cluster){
if (session != null) {
session.execute(QueryBuilder.truncate(keyspace, tableName));
logger.debug("The table {}.{} was cleaned", keyspace, tableName);
} else {
throw new RuntimeException("Keyspace " + keyspace + " not connected");
}
}
}
public static void close() {
if (cluster != null) {
cluster.close();
}
}
public static void truncateAllKeyspaces() throws FileNotFoundException {
// truncateAllTables(AuditingTypesConstants.ARTIFACT_KEYSPACE);
truncateAllTables(AuditingTypesConstants.AUDIT_KEYSPACE);
}
public static void truncateAllTables(String keyspace) throws FileNotFoundException {
if (session == null || session.isClosed()) {
initConnection(keyspace);
}
try {
if (session != null) {
Metadata metadata = cluster.getMetadata();
KeyspaceMetadata keyspaceMetadata = metadata.getKeyspace(keyspace);
if (keyspaceMetadata != null) {
Collection<TableMetadata> tables = keyspaceMetadata.getTables();
tables.forEach(table -> {
session.execute(QueryBuilder.truncate(table));
logger.debug("Table trunceted - {}", table.getName());
});
}
} else {
throw new RuntimeException("Keyspace " + keyspace + " not connected");
}
} finally {
if (cluster != null) {
cluster.close();
}
}
}
public static List<Row> fetchFromTable(String keyspace, String tableName, List<Pair<AuditingFieldsKey, String>> fields) throws FileNotFoundException {
List<Pair<String, String>> fieldsConverted = new ArrayList<>();
// fields.forEach(pair -> {
// Pair<String, String> newPair = new Pair(pair.getValue0().getDisplayName(), pair.getValue1());
// fieldsConverted.add(newPair);
// });
fields.forEach(pair -> {
Pair<String, String> newPair;
if (pair.getValue0() == AuditingFieldsKey.AUDIT_DISTRIBUTION_RESOURCE_URL) {
newPair = new Pair<String, String>("RESOURE_URL", pair.getValue1());
} else {
newPair = new Pair<String, String>(pair.getValue0().getDisplayName(), pair.getValue1());
}
fieldsConverted.add(newPair);
});
return fetchFromTableQuery(keyspace, tableName, fieldsConverted);
}
public static List<Row> fetchFromTableQuery(String keyspace, String tableName, List<Pair<String, String>> fields)
throws FileNotFoundException {
if (session == null || session.isClosed()) {
initConnection(keyspace);
}
try {
if (session != null) {
Select select = QueryBuilder.select().all().from(keyspace, tableName);
if (fields != null) {
// Set<Entry<AuditingFieldsKey, String>> entrySet =
// fields.entrySet();
// fields.
boolean multiple = (fields.size() > 1) ? true : false;
Where where = null;
int size = 0;
for (Pair<String, String> pair : fields) {
++size;
if (size == 1) {
where = select.where(QueryBuilder.eq(pair.getValue0(), pair.getValue1()));
} else {
where.and(QueryBuilder.eq(pair.getValue0(), pair.getValue1()));
}
}
if (multiple) {
select.allowFiltering();
}
}
List<Row> rows = session.execute(select).all();
for (Row row : rows) {
logger.debug("{}", row);
}
return rows;
}
} finally {
// if (cluster != null) {
// cluster.close();
// }
}
return null;
}
}
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