[nutch] branch master updated: NUTCH-2953 Indexer Elastic to ignore SSL issues - apply patch contributed by Markus Jelsma - fix class imports

[snagel]

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snagel pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nutch.git


The following commit(s) were added to refs/heads/master by this push:
     new 01ab00b6c NUTCH-2953 Indexer Elastic to ignore SSL issues - apply 
patch contributed by Markus Jelsma - fix class imports
01ab00b6c is described below

commit 01ab00b6cd8dbba8abbf1d3840a09bab929c6af0
Author: Sebastian Nagel <sna...@apache.org>
AuthorDate: Mon Aug 8 16:19:24 2022 +0200

    NUTCH-2953 Indexer Elastic to ignore SSL issues
    - apply patch contributed by Markus Jelsma
    - fix class imports
---
 .../indexwriter/elastic/ElasticIndexWriter.java    | 31 +++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

diff --git 
a/src/plugin/indexer-elastic/src/java/org/apache/nutch/indexwriter/elastic/ElasticIndexWriter.java
 
b/src/plugin/indexer-elastic/src/java/org/apache/nutch/indexwriter/elastic/ElasticIndexWriter.java
index 7885a5210..053bfd68a 100644
--- 
a/src/plugin/indexer-elastic/src/java/org/apache/nutch/indexwriter/elastic/ElasticIndexWriter.java
+++ 
b/src/plugin/indexer-elastic/src/java/org/apache/nutch/indexwriter/elastic/ElasticIndexWriter.java
@@ -25,14 +25,20 @@ import java.util.List;
 import java.util.Map;
 import java.util.concurrent.TimeUnit;
 
+import javax.net.ssl.SSLContext;
+
 import org.apache.commons.lang.StringUtils;
 import org.apache.hadoop.conf.Configuration;
 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.NoopHostnameVerifier;
+import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
 import org.apache.http.impl.client.BasicCredentialsProvider;
 import org.apache.http.impl.nio.client.HttpAsyncClientBuilder;
+import org.apache.http.ssl.SSLContextBuilder;
+import org.apache.http.ssl.SSLContexts;
 import org.apache.nutch.indexer.IndexWriter;
 import org.apache.nutch.indexer.IndexWriterParams;
 import org.apache.nutch.indexer.NutchDocument;
@@ -181,6 +187,7 @@ public class ElasticIndexWriter implements IndexWriter {
         hostsList[i++] = new HttpHost(host, port, scheme);
       }
       RestClientBuilder restClientBuilder = RestClient.builder(hostsList);
+
       if (auth) {
         restClientBuilder
             .setHttpClientConfigCallback(new HttpClientConfigCallback() {
@@ -191,6 +198,28 @@ public class ElasticIndexWriter implements IndexWriter {
               }
             });
       }
+
+      // In case of HTTPS, set the client up for ignoring problems with 
self-signed
+      // certificates and stuff
+      if ("https".equals(scheme)) {
+        try {
+          SSLContextBuilder sslBuilder = SSLContexts.custom();
+          sslBuilder.loadTrustMaterial(null, new TrustSelfSignedStrategy());
+          final SSLContext sslContext = sslBuilder.build();
+
+          restClientBuilder.setHttpClientConfigCallback(new 
HttpClientConfigCallback() {
+            @Override
+            public HttpAsyncClientBuilder 
customizeHttpClient(HttpAsyncClientBuilder httpClientBuilder) {
+              // ignore issues with self-signed certificates
+              
httpClientBuilder.setSSLHostnameVerifier(NoopHostnameVerifier.INSTANCE);
+              return httpClientBuilder.setSSLContext(sslContext);
+            }
+          });
+        } catch (Exception e) {
+          LOG.error("Error setting up SSLContext because: " + e.getMessage(), 
e);
+        }
+      }
+
       client = new RestHighLevelClient(restClientBuilder);
     } else {
       throw new IOException(
@@ -344,4 +373,4 @@ public class ElasticIndexWriter implements IndexWriter {
   public Configuration getConf() {
     return config;
   }
-}
\ No newline at end of file
+}