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Signed-off-by: Andriy Redko <andriy.redko@aiven.io>
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115 changes: 115 additions & 0 deletions
115
...src/main/java/org/apache/flink/connector/opensearch/sink/OpensearchRestClientCreator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF 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.apache.flink.connector.opensearch.sink; | ||
|
|
||
| import org.apache.http.HttpHost; | ||
| import org.apache.http.auth.AuthScope; | ||
| import org.apache.http.auth.UsernamePasswordCredentials; | ||
| import org.apache.http.client.CredentialsProvider; | ||
| import org.apache.http.conn.ssl.TrustAllStrategy; | ||
| import org.apache.http.impl.client.BasicCredentialsProvider; | ||
| import org.apache.http.ssl.SSLContexts; | ||
| import org.opensearch.client.RestClient; | ||
| import org.opensearch.client.RestClientBuilder; | ||
| import org.opensearch.client.RestHighLevelClient; | ||
|
|
||
| import java.security.KeyManagementException; | ||
| import java.security.KeyStoreException; | ||
| import java.security.NoSuchAlgorithmException; | ||
| import java.util.List; | ||
|
|
||
| /** The utility class to encapsulate {@link RestHighLevelClient} creation. */ | ||
| class OpensearchRestClientCreator { | ||
| /** Utility class. */ | ||
| private OpensearchRestClientCreator() {} | ||
|
|
||
| /** | ||
| * Creates new instance of {@link RestHighLevelClient}. | ||
| * | ||
| * @param hosts list of hosts to connect | ||
| * @param networkClientConfig client network configuration | ||
| * @return new instance of {@link RestHighLevelClient} | ||
| */ | ||
| static RestHighLevelClient create( | ||
| final List<HttpHost> hosts, final NetworkClientConfig networkClientConfig) { | ||
| return new RestHighLevelClient( | ||
| configureRestClientBuilder( | ||
| RestClient.builder(hosts.toArray(new HttpHost[0])), networkClientConfig)); | ||
| } | ||
|
|
||
| private static RestClientBuilder configureRestClientBuilder( | ||
| RestClientBuilder builder, NetworkClientConfig networkClientConfig) { | ||
| if (networkClientConfig.getConnectionPathPrefix() != null) { | ||
| builder.setPathPrefix(networkClientConfig.getConnectionPathPrefix()); | ||
| } | ||
|
|
||
| builder.setHttpClientConfigCallback( | ||
| httpClientBuilder -> { | ||
| if (networkClientConfig.getPassword() != null | ||
| && networkClientConfig.getUsername() != null) { | ||
| final CredentialsProvider credentialsProvider = | ||
| new BasicCredentialsProvider(); | ||
| credentialsProvider.setCredentials( | ||
| AuthScope.ANY, | ||
| new UsernamePasswordCredentials( | ||
| networkClientConfig.getUsername(), | ||
| networkClientConfig.getPassword())); | ||
|
|
||
| httpClientBuilder.setDefaultCredentialsProvider(credentialsProvider); | ||
| } | ||
|
|
||
| if (networkClientConfig.isAllowInsecure().orElse(false)) { | ||
| try { | ||
| httpClientBuilder.setSSLContext( | ||
| SSLContexts.custom() | ||
| .loadTrustMaterial(new TrustAllStrategy()) | ||
| .build()); | ||
| } catch (final NoSuchAlgorithmException | ||
| | KeyStoreException | ||
| | KeyManagementException ex) { | ||
| throw new IllegalStateException( | ||
| "Unable to create custom SSL context", ex); | ||
| } | ||
| } | ||
|
|
||
| return httpClientBuilder; | ||
| }); | ||
| if (networkClientConfig.getConnectionRequestTimeout() != null | ||
| || networkClientConfig.getConnectionTimeout() != null | ||
| || networkClientConfig.getSocketTimeout() != null) { | ||
| builder.setRequestConfigCallback( | ||
| requestConfigBuilder -> { | ||
| if (networkClientConfig.getConnectionRequestTimeout() != null) { | ||
| requestConfigBuilder.setConnectionRequestTimeout( | ||
| networkClientConfig.getConnectionRequestTimeout()); | ||
| } | ||
| if (networkClientConfig.getConnectionTimeout() != null) { | ||
| requestConfigBuilder.setConnectTimeout( | ||
| networkClientConfig.getConnectionTimeout()); | ||
| } | ||
| if (networkClientConfig.getSocketTimeout() != null) { | ||
| requestConfigBuilder.setSocketTimeout( | ||
| networkClientConfig.getSocketTimeout()); | ||
| } | ||
| return requestConfigBuilder; | ||
| }); | ||
| } | ||
| return builder; | ||
| } | ||
| } |
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