/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.node.internal;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.common.Names;
import org.elasticsearch.common.collect.Tuple;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.env.Environment;
import org.elasticsearch.env.FailedToResolveConfigException;
import static org.elasticsearch.common.Strings.*;
import static org.elasticsearch.common.settings.ImmutableSettings.*;
/**
* @author kimchy (shay.banon)
*/
public class InternalSettingsPerparer {
public static Tuple<Settings, Environment> prepareSettings(Settings pSettings, boolean loadConfigSettings) {
// just create enough settings to build the environment
ImmutableSettings.Builder settingsBuilder = settingsBuilder()
.put(pSettings)
.putProperties("elasticsearch.", System.getProperties())
.putProperties("es.", System.getProperties())
.replacePropertyPlaceholders();
Environment environment = new Environment(settingsBuilder.build());
if (loadConfigSettings) {
boolean explicitSettingsProvided = false;
if (System.getProperty("es.config") != null) {
explicitSettingsProvided = true;
settingsBuilder.loadFromUrl(environment.resolveConfig(System.getProperty("es.config")));
}
if (System.getProperty("elasticsearch.config") != null) {
explicitSettingsProvided = true;
settingsBuilder.loadFromUrl(environment.resolveConfig(System.getProperty("elasticsearch.config")));
}
if (!explicitSettingsProvided) {
try {
settingsBuilder.loadFromUrl(environment.resolveConfig("elasticsearch.yml"));
} catch (FailedToResolveConfigException e) {
// ignore
} catch (NoClassDefFoundError e) {
// ignore, no yaml
}
try {
settingsBuilder.loadFromUrl(environment.resolveConfig("elasticsearch.json"));
} catch (FailedToResolveConfigException e) {
// ignore
}
try {
settingsBuilder.loadFromUrl(environment.resolveConfig("elasticsearch.properties"));
} catch (FailedToResolveConfigException e) {
// ignore
}
}
}
settingsBuilder.put(pSettings)
.putProperties("elasticsearch.", System.getProperties())
.putProperties("es.", System.getProperties())
.replacePropertyPlaceholders();
// generate the name
if (settingsBuilder.get("name") == null) {
String name = System.getProperty("name");
if (name == null || name.isEmpty()) {
name = settingsBuilder.get("node.name");
if (name == null || name.isEmpty()) {
name = Names.randomNodeName(environment.resolveConfig("names.txt"));
}
}
if (name != null) {
settingsBuilder.put("name", name);
}
}
// put the cluster name
if (settingsBuilder.get(ClusterName.SETTING) == null) {
settingsBuilder.put(ClusterName.SETTING, ClusterName.DEFAULT.value());
}
Settings v1 = settingsBuilder.build();
environment = new Environment(v1);
// put back the env settings
settingsBuilder = settingsBuilder().put(v1);
settingsBuilder.put("path.home", cleanPath(environment.homeFile().getAbsolutePath()));
settingsBuilder.put("path.work", cleanPath(environment.workFile().getAbsolutePath()));
settingsBuilder.put("path.work_with_cluster", cleanPath(environment.workWithClusterFile().getAbsolutePath()));
settingsBuilder.put("path.data", cleanPath(environment.dataFile().getAbsolutePath()));
settingsBuilder.put("path.data_with_cluster", cleanPath(environment.dataWithClusterFile().getAbsolutePath()));
settingsBuilder.put("path.logs", cleanPath(environment.logsFile().getAbsolutePath()));
v1 = settingsBuilder.build();
return new Tuple<Settings, Environment>(v1, environment);
}
}