mirror of
https://github.com/RemainderTime/spring-boot-base-demo.git
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80 lines
3.3 KiB
Java
80 lines
3.3 KiB
Java
package cn.xf.basedemo.config;
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import co.elastic.clients.elasticsearch.ElasticsearchClient;
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import co.elastic.clients.json.jackson.JacksonJsonpMapper;
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import co.elastic.clients.transport.ElasticsearchTransport;
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import co.elastic.clients.transport.rest_client.RestClientTransport;
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import org.apache.http.HttpHost;
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import org.apache.http.auth.AuthScope;
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import org.apache.http.auth.UsernamePasswordCredentials;
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import org.apache.http.client.CredentialsProvider;
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import org.apache.http.impl.client.BasicCredentialsProvider;
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import org.elasticsearch.client.RestClient;
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import org.elasticsearch.client.RestClientBuilder;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.context.annotation.Bean;
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import org.springframework.stereotype.Component;
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/**
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* packageName cn.xf.basedemo.config
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* @author remaindertime
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* @className ElasticsearchConfig
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* @date 2024/12/9
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* @description es工具类
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*/
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@Component
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public class EsConfig {
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@Value("${elasticsearch.host}")
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private String elasticsearchHost;
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@Value("${elasticsearch.port}")
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private int elasticsearchPort;
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@Value("${elasticsearch.username}")
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private String username;
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@Value("${elasticsearch.password}")
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private String password;
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/**
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-最大连接数 (maxConnTotal)：设置总的最大连接数，取决于业务的并发量。500-2000 之间较为合理。
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-每个节点的最大连接数 (maxConnPerRoute)：控制每个节点的最大连接数，建议 50-100 之间。
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-IO 线程数 (setIoThreadCount)：根据 CPU 核心数设置，通常为 2-4 倍 CPU 核心数。
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-连接超时、套接字超时、获取连接超时：一般设置为 10-30 秒，复杂查询或大数据量操作可适当增加到 20-60 秒。
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-失败监听器 (setFailureListener)：自定义重试和故障处理逻辑，确保高可用性。
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*/
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@Bean
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public ElasticsearchClient elasticsearchClient() {
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// 创建凭证提供者
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CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
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credentialsProvider.setCredentials(
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AuthScope.ANY,
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new UsernamePasswordCredentials(username, password)
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);
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// 自定义 RestClientBuilder 配置
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RestClientBuilder restClientBuilder = RestClient.builder(
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new HttpHost(elasticsearchHost, elasticsearchPort, "http")
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).setHttpClientConfigCallback(httpClientBuilder ->
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httpClientBuilder.setDefaultCredentialsProvider(credentialsProvider) // 配置认证信息
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);
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// 配置连接超时、套接字超时、获取连接超时
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restClientBuilder.setRequestConfigCallback(builder ->
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builder.setConnectTimeout(20000)
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.setSocketTimeout(20000)
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.setConnectionRequestTimeout(20000)
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);
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// 创建 RestClientTransport 和 ElasticsearchClient
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RestClient restClient = restClientBuilder.build();
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ElasticsearchTransport transport = new RestClientTransport(
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restClient,
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new JacksonJsonpMapper() // 使用 Jackson 进行 JSON 处理
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);
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return new ElasticsearchClient(transport);
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}
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/**
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window系统本地启动 es8.x 重置密码命令：.\elasticsearch-reset-password -u elastic
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*/
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}
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