/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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.
*/
package org.elasticsearch.wildfly.transport;
import org.elasticsearch.client.transport.TransportClient;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.common.SuppressForbidden;
import org.elasticsearch.common.io.PathUtils;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.TransportAddress;
import org.elasticsearch.transport.client.PreBuiltTransportClient;
import javax.enterprise.inject.Produces;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetAddress;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Collections;
import java.util.Properties;
@SuppressWarnings("unused")
public final class TransportClientProducer {
@Produces
public TransportClient createTransportClient() throws IOException {
final String elasticsearchProperties = System.getProperty("elasticsearch.properties");
final Properties properties = new Properties();
final String transportUri;
final String clusterName;
try (InputStream is = Files.newInputStream(getPath(elasticsearchProperties))) {
properties.load(is);
transportUri = properties.getProperty("transport.uri");
clusterName = properties.getProperty("cluster.name");
}
final int lastColon = transportUri.lastIndexOf(':');
final String host = transportUri.substring(0, lastColon);
final int port = Integer.parseInt(transportUri.substring(lastColon + 1));
final Settings settings = Settings.builder().put("cluster.name", clusterName).build();
final TransportClient transportClient = new PreBuiltTransportClient(settings, Collections.emptyList());
transportClient.addTransportAddress(new TransportAddress(InetAddress.getByName(host), port));
return transportClient;
}
@SuppressForbidden(reason = "get path not configured in environment")
private Path getPath(final String elasticsearchProperties) {
return PathUtils.get(elasticsearchProperties);
}
}