JAVA ElasticSearch中配置用户名密码-Toy模板网

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resthighlevelclient设置账号密码,es,java,elasticsearch,java,开发语言

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@Bean(name = "highLevelClient")
    public RestHighLevelClient highLevelClient(@Autowired RestClientBuilder restClientBuilder) {
        try{
            final CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
            credentialsProvider.setCredentials(AuthScope.ANY, new UsernamePasswordCredentials(username, password));

            Path keyStorePath = Paths.get(keystorePath); //密钥存储库
            String keyStorePass = "";       //库的密码
            KeyStore truststore = KeyStore.getInstance("jks");
            try (InputStream is = Files.newInputStream(keyStorePath)) {
                try {
                    truststore.load(is, keyStorePass.toCharArray());
                } catch (CertificateException e) {
                    log.error("认证加载失败");
                    throw new RuntimeException();
                }
            } catch (IOException e) {
                log.error("=============== 认证文件不存在 ==============");
            }

            //SSL认证
            SSLContextBuilder sslBuilder = null;
            sslBuilder = SSLContexts.custom().loadTrustMaterial(truststore, null);

            final SSLContext sslContext = sslBuilder.build();

            restClientBuilder.setRequestConfigCallback(
                    new RestClientBuilder.RequestConfigCallback() {
                        @Override
                        public RequestConfig.Builder customizeRequestConfig(
                                RequestConfig.Builder requestConfigBuilder) {
                            return requestConfigBuilder.setSocketTimeout(TIME_OUT);
                        }
                    });

            restClientBuilder.setHttpClientConfigCallback(httpClientBuilder ->
                    httpClientBuilder
                            .setDefaultCredentialsProvider(credentialsProvider)  //校验用户名和密码
                            .setSSLContext(sslContext) //校验证书
            );
            //TODO 此处可以进行其它操作
            return new RestHighLevelClient(restClientBuilder);
        }catch (Exception e){
            log.error("es连接异常");
            throw new RuntimeException();
        }

    }

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