2a00d73389
* stable-2.15: ElasticContainer: Use version 7.0.0-rc1 for V7_0 tests ElasticContainer: Use version 5.6.16 for V5_6 tests Add support for Elasticsearch 6.7.0 Change-Id: I267fcfa797f3428a3af144b31089710bb736a931
104 lines
3.7 KiB
Java
104 lines
3.7 KiB
Java
// Copyright (C) 2017 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package com.google.gerrit.elasticsearch;
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import static com.google.common.base.MoreObjects.firstNonNull;
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import com.google.common.base.Strings;
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import com.google.common.flogger.FluentLogger;
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import com.google.gerrit.server.config.GerritServerConfig;
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import com.google.inject.Inject;
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import com.google.inject.ProvisionException;
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import com.google.inject.Singleton;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.http.HttpHost;
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import org.eclipse.jgit.lib.Config;
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@Singleton
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class ElasticConfiguration {
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private static final FluentLogger logger = FluentLogger.forEnclosingClass();
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static final String SECTION_ELASTICSEARCH = "elasticsearch";
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static final String KEY_PASSWORD = "password";
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static final String KEY_USERNAME = "username";
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static final String KEY_PREFIX = "prefix";
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static final String KEY_SERVER = "server";
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static final String KEY_NUMBER_OF_SHARDS = "numberOfShards";
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static final String KEY_NUMBER_OF_REPLICAS = "numberOfReplicas";
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static final String DEFAULT_PORT = "9200";
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static final String DEFAULT_USERNAME = "elastic";
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static final int DEFAULT_NUMBER_OF_SHARDS = 5;
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static final int DEFAULT_NUMBER_OF_REPLICAS = 1;
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private final Config cfg;
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private final List<HttpHost> hosts;
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final String username;
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final String password;
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final int numberOfShards;
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final int numberOfReplicas;
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final String prefix;
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@Inject
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ElasticConfiguration(@GerritServerConfig Config cfg) {
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this.cfg = cfg;
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this.password = cfg.getString(SECTION_ELASTICSEARCH, null, KEY_PASSWORD);
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this.username =
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password == null
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? null
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: firstNonNull(
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cfg.getString(SECTION_ELASTICSEARCH, null, KEY_USERNAME), DEFAULT_USERNAME);
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this.prefix = Strings.nullToEmpty(cfg.getString(SECTION_ELASTICSEARCH, null, KEY_PREFIX));
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this.numberOfShards =
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cfg.getInt(SECTION_ELASTICSEARCH, null, KEY_NUMBER_OF_SHARDS, DEFAULT_NUMBER_OF_SHARDS);
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this.numberOfReplicas =
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cfg.getInt(SECTION_ELASTICSEARCH, null, KEY_NUMBER_OF_REPLICAS, DEFAULT_NUMBER_OF_REPLICAS);
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this.hosts = new ArrayList<>();
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for (String server : cfg.getStringList(SECTION_ELASTICSEARCH, null, KEY_SERVER)) {
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try {
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URI uri = new URI(server);
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int port = uri.getPort();
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HttpHost httpHost =
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new HttpHost(
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uri.getHost(), port == -1 ? Integer.valueOf(DEFAULT_PORT) : port, uri.getScheme());
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this.hosts.add(httpHost);
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} catch (URISyntaxException | IllegalArgumentException e) {
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logger.atSevere().log("Invalid server URI %s: %s", server, e.getMessage());
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}
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}
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if (hosts.isEmpty()) {
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throw new ProvisionException("No valid Elasticsearch servers configured");
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}
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logger.atInfo().log("Elasticsearch servers: %s", hosts);
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}
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Config getConfig() {
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return cfg;
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}
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HttpHost[] getHosts() {
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return hosts.toArray(new HttpHost[hosts.size()]);
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}
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String getIndexName(String name, int schemaVersion) {
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return String.format("%s%s_%04d", prefix, name, schemaVersion);
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}
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}
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