Merge branch 'master' into ccr

* master:
  Painless: Add Bindings (#33042)
  Update version after client credentials backport
  Fix forbidden apis on FIPS (#33202)
  Remote 6.x transport BWC Layer for `_shrink` (#33236)
  Test fix - Graph HLRC tests needed another field adding to randomisation exception list
  HLRC: Add ML Get Records API (#33085)
  [ML] Fix character set finder bug with unencodable charsets (#33234)
  TESTS: Fix overly long lines (#33240)
  Test fix - Graph HLRC test was missing field name to be excluded from randomisation logic
  Remove unsupported group_shard_failures parameter (#33208)
  Update BucketUtils#suggestShardSideQueueSize signature (#33210)
  Parse PEM Key files leniantly (#33173)
  INGEST: Add Pipeline Processor (#32473)
  Core: Add java time xcontent serializers (#33120)
  Consider multi release jars when running third party audit (#33206)
  Update MSI documentation (#31950)
  HLRC: create base timed request class (#33216)
  [DOCS] Fixes command page titles
  HLRC: Move ML protocol classes into client ml package (#33203)
  Scroll queries asking for rescore are considered invalid (#32918)
  Painless: Fix Semicolon Regression (#33212)
  ingest: minor - update test to include dissect (#33211)
  Switch remaining LLREST usage to new style Requests (#33171)
  HLREST: add reindex API (#32679)

buildSrc/src/main/groovy/org/elasticsearch/gradle/precommit/PrecommitTasks.groovy

@@ -87,6 +87,7 @@ class PrecommitTasks {
             dependsOn(buildResources)
             signatureFile = buildResources.copy("forbidden/third-party-audit.txt")
             javaHome = project.runtimeJavaHome
+            targetCompatibility = project.runtimeJavaVersion
         }
         return thirdPartyAuditTask
     }

buildSrc/src/main/java/org/elasticsearch/gradle/precommit/ThirdPartyAuditTask.java

@@ -23,6 +23,7 @@
 import org.elasticsearch.test.NamingConventionsCheck;
 import org.gradle.api.DefaultTask;
 import org.gradle.api.GradleException;
+import org.gradle.api.JavaVersion;
 import org.gradle.api.artifacts.Configuration;
 import org.gradle.api.file.FileCollection;
 import org.gradle.api.tasks.Input;
@@ -66,6 +67,17 @@ public class ThirdPartyAuditTask extends DefaultTask {
 
     private String javaHome;
 
+    private JavaVersion targetCompatibility;
+
+    @Input
+    public JavaVersion getTargetCompatibility() {
+        return targetCompatibility;
+    }
+
+    public void setTargetCompatibility(JavaVersion targetCompatibility) {
+        this.targetCompatibility = targetCompatibility;
+    }
+
     @InputFiles
     public Configuration getForbiddenAPIsConfiguration() {
         return getProject().getConfigurations().getByName("forbiddenApisCliJar");
@@ -157,10 +169,19 @@ public void runThirdPartyAudit() throws IOException {
 
     private void extractJars(FileCollection jars) {
         File jarExpandDir = getJarExpandDir();
+        // We need to clean up to make sure old dependencies don't linger
+        getProject().delete(jarExpandDir);
         jars.forEach(jar ->
             getProject().copy(spec -> {
                 spec.from(getProject().zipTree(jar));
                 spec.into(jarExpandDir);
+                // Exclude classes for multi release jars above target
+                for (int i = Integer.parseInt(targetCompatibility.getMajorVersion()) + 1;
+                     i <= Integer.parseInt(JavaVersion.VERSION_HIGHER.getMajorVersion());
+                     i++
+                ) {
+                  spec.exclude("META-INF/versions/" + i + "/**");
+                }
             })
         );
     }

client/rest-high-level/src/main/java/org/elasticsearch/client/MLRequestConverters.java

@@ -24,13 +24,14 @@
 import org.apache.http.client.methods.HttpPost;
 import org.apache.http.client.methods.HttpPut;
 import org.elasticsearch.client.RequestConverters.EndpointBuilder;
+import org.elasticsearch.client.ml.CloseJobRequest;
+import org.elasticsearch.client.ml.DeleteJobRequest;
+import org.elasticsearch.client.ml.GetBucketsRequest;
+import org.elasticsearch.client.ml.GetJobRequest;
+import org.elasticsearch.client.ml.GetRecordsRequest;
+import org.elasticsearch.client.ml.OpenJobRequest;
+import org.elasticsearch.client.ml.PutJobRequest;
 import org.elasticsearch.common.Strings;
-import org.elasticsearch.protocol.xpack.ml.CloseJobRequest;
-import org.elasticsearch.protocol.xpack.ml.DeleteJobRequest;
-import org.elasticsearch.protocol.xpack.ml.GetJobRequest;
-import org.elasticsearch.protocol.xpack.ml.GetBucketsRequest;
-import org.elasticsearch.protocol.xpack.ml.OpenJobRequest;
-import org.elasticsearch.protocol.xpack.ml.PutJobRequest;
 
 import java.io.IOException;
 
@@ -124,4 +125,18 @@ static Request getBuckets(GetBucketsRequest getBucketsRequest) throws IOExceptio
         request.setEntity(createEntity(getBucketsRequest, REQUEST_BODY_CONTENT_TYPE));
         return request;
     }
+
+    static Request getRecords(GetRecordsRequest getRecordsRequest) throws IOException {
+        String endpoint = new EndpointBuilder()
+                .addPathPartAsIs("_xpack")
+                .addPathPartAsIs("ml")
+                .addPathPartAsIs("anomaly_detectors")
+                .addPathPart(getRecordsRequest.getJobId())
+                .addPathPartAsIs("results")
+                .addPathPartAsIs("records")
+                .build();
+        Request request = new Request(HttpGet.METHOD_NAME, endpoint);
+        request.setEntity(createEntity(getRecordsRequest, REQUEST_BODY_CONTENT_TYPE));
+        return request;
+    }
 }

client/rest-high-level/src/main/java/org/elasticsearch/client/MachineLearningClient.java

@@ -19,18 +19,20 @@
 package org.elasticsearch.client;
 
 import org.elasticsearch.action.ActionListener;
-import org.elasticsearch.protocol.xpack.ml.CloseJobRequest;
-import org.elasticsearch.protocol.xpack.ml.CloseJobResponse;
-import org.elasticsearch.protocol.xpack.ml.DeleteJobRequest;
-import org.elasticsearch.protocol.xpack.ml.DeleteJobResponse;
-import org.elasticsearch.protocol.xpack.ml.GetBucketsRequest;
-import org.elasticsearch.protocol.xpack.ml.GetBucketsResponse;
-import org.elasticsearch.protocol.xpack.ml.GetJobRequest;
-import org.elasticsearch.protocol.xpack.ml.GetJobResponse;
-import org.elasticsearch.protocol.xpack.ml.OpenJobRequest;
-import org.elasticsearch.protocol.xpack.ml.OpenJobResponse;
-import org.elasticsearch.protocol.xpack.ml.PutJobRequest;
-import org.elasticsearch.protocol.xpack.ml.PutJobResponse;
+import org.elasticsearch.client.ml.CloseJobRequest;
+import org.elasticsearch.client.ml.CloseJobResponse;
+import org.elasticsearch.client.ml.DeleteJobRequest;
+import org.elasticsearch.client.ml.DeleteJobResponse;
+import org.elasticsearch.client.ml.GetBucketsRequest;
+import org.elasticsearch.client.ml.GetBucketsResponse;
+import org.elasticsearch.client.ml.GetJobRequest;
+import org.elasticsearch.client.ml.GetJobResponse;
+import org.elasticsearch.client.ml.GetRecordsRequest;
+import org.elasticsearch.client.ml.GetRecordsResponse;
+import org.elasticsearch.client.ml.OpenJobRequest;
+import org.elasticsearch.client.ml.OpenJobResponse;
+import org.elasticsearch.client.ml.PutJobRequest;
+import org.elasticsearch.client.ml.PutJobResponse;
 
 import java.io.IOException;
 import java.util.Collections;
@@ -56,9 +58,9 @@ public final class MachineLearningClient {
      * For additional info
      * see <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/ml-put-job.html">ML PUT job documentation</a>
      *
-     * @param request The PutJobRequest containing the {@link org.elasticsearch.protocol.xpack.ml.job.config.Job} settings
+     * @param request The PutJobRequest containing the {@link org.elasticsearch.client.ml.job.config.Job} settings
      * @param options Additional request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized
-     * @return PutJobResponse with enclosed {@link org.elasticsearch.protocol.xpack.ml.job.config.Job} object
+     * @return PutJobResponse with enclosed {@link org.elasticsearch.client.ml.job.config.Job} object
      * @throws IOException when there is a serialization issue sending the request or receiving the response
      */
     public PutJobResponse putJob(PutJobRequest request, RequestOptions options) throws IOException {
@@ -75,7 +77,7 @@ public PutJobResponse putJob(PutJobRequest request, RequestOptions options) thro
      * For additional info
      * see <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/ml-put-job.html">ML PUT job documentation</a>
      *
-     * @param request  The request containing the {@link org.elasticsearch.protocol.xpack.ml.job.config.Job} settings
+     * @param request  The request containing the {@link org.elasticsearch.client.ml.job.config.Job} settings
      * @param options  Additional request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized
      * @param listener Listener to be notified upon request completion
      */
@@ -98,7 +100,7 @@ public void putJobAsync(PutJobRequest request, RequestOptions options, ActionLis
      * @param request {@link GetJobRequest} Request containing a list of jobId(s) and additional options
      * @param options  Additional request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized
      * @return {@link GetJobResponse} response object containing
-     * the {@link org.elasticsearch.protocol.xpack.ml.job.config.Job} objects and the number of jobs found
+     * the {@link org.elasticsearch.client.ml.job.config.Job} objects and the number of jobs found
      * @throws IOException when there is a serialization issue sending the request or receiving the response
      */
     public GetJobResponse getJob(GetJobRequest request, RequestOptions options) throws IOException {
@@ -285,4 +287,40 @@ public void getBucketsAsync(GetBucketsRequest request, RequestOptions options, A
                 listener,
                 Collections.emptySet());
      }
+
+    /**
+     * Gets the records for a Machine Learning Job.
+     * <p>
+     * For additional info
+     * see <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/ml-get-record.html">ML GET records documentation</a>
+     *
+     * @param request  the request
+     * @param options  Additional request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized
+     */
+    public GetRecordsResponse getRecords(GetRecordsRequest request, RequestOptions options) throws IOException {
+        return restHighLevelClient.performRequestAndParseEntity(request,
+                MLRequestConverters::getRecords,
+                options,
+                GetRecordsResponse::fromXContent,
+                Collections.emptySet());
+    }
+
+    /**
+     * Gets the records for a Machine Learning Job, notifies listener once the requested records are retrieved.
+     * <p>
+     * For additional info
+     * see <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/ml-get-record.html">ML GET records documentation</a>
+     *
+     * @param request  the request
+     * @param options  Additional request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized
+     * @param listener Listener to be notified upon request completion
+     */
+    public void getRecordsAsync(GetRecordsRequest request, RequestOptions options, ActionListener<GetRecordsResponse> listener) {
+        restHighLevelClient.performRequestAsyncAndParseEntity(request,
+                MLRequestConverters::getRecords,
+                options,
+                GetRecordsResponse::fromXContent,
+                listener,
+                Collections.emptySet());
+    }
 }

client/rest-high-level/src/main/java/org/elasticsearch/client/RequestConverters.java

@@ -106,6 +106,7 @@
 import org.elasticsearch.common.xcontent.XContentType;
 import org.elasticsearch.index.VersionType;
 import org.elasticsearch.index.rankeval.RankEvalRequest;
+import org.elasticsearch.index.reindex.ReindexRequest;
 import org.elasticsearch.protocol.xpack.XPackInfoRequest;
 import org.elasticsearch.protocol.xpack.XPackUsageRequest;
 import org.elasticsearch.protocol.xpack.license.DeleteLicenseRequest;
@@ -820,6 +821,21 @@ static Request clusterHealth(ClusterHealthRequest healthRequest) {
         return request;
     }
 
+    static Request reindex(ReindexRequest reindexRequest) throws IOException {
+        String endpoint = new EndpointBuilder().addPathPart("_reindex").build();
+        Request request = new Request(HttpPost.METHOD_NAME, endpoint);
+        Params params = new Params(request)
+            .withRefresh(reindexRequest.isRefresh())
+            .withTimeout(reindexRequest.getTimeout())
+            .withWaitForActiveShards(reindexRequest.getWaitForActiveShards());
+
+        if (reindexRequest.getScrollTime() != null) {
+            params.putParam("scroll", reindexRequest.getScrollTime());
+        }
+        request.setEntity(createEntity(reindexRequest, REQUEST_BODY_CONTENT_TYPE));
+        return request;
+    }
+
     static Request rollover(RolloverRequest rolloverRequest) throws IOException {
         String endpoint = new EndpointBuilder().addPathPart(rolloverRequest.getAlias()).addPathPartAsIs("_rollover")
                 .addPathPart(rolloverRequest.getNewIndexName()).build();

client/rest-high-level/src/main/java/org/elasticsearch/client/RestHighLevelClient.java

@@ -64,6 +64,8 @@
 import org.elasticsearch.common.xcontent.XContentType;
 import org.elasticsearch.index.rankeval.RankEvalRequest;
 import org.elasticsearch.index.rankeval.RankEvalResponse;
+import org.elasticsearch.index.reindex.BulkByScrollResponse;
+import org.elasticsearch.index.reindex.ReindexRequest;
 import org.elasticsearch.plugins.spi.NamedXContentProvider;
 import org.elasticsearch.rest.BytesRestResponse;
 import org.elasticsearch.rest.RestStatus;
@@ -395,6 +397,33 @@ public final void bulkAsync(BulkRequest bulkRequest, RequestOptions options, Act
         performRequestAsyncAndParseEntity(bulkRequest, RequestConverters::bulk, options, BulkResponse::fromXContent, listener, emptySet());
     }
 
+    /**
+     * Executes a reindex request.
+     * See <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-reindex.html">Reindex API on elastic.co</a>
+     * @param reindexRequest the request
+     * @param options the request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized
+     * @return the response
+     * @throws IOException in case there is a problem sending the request or parsing back the response
+     */
+    public final BulkByScrollResponse reindex(ReindexRequest reindexRequest, RequestOptions options) throws IOException {
+        return performRequestAndParseEntity(
+            reindexRequest, RequestConverters::reindex, options, BulkByScrollResponse::fromXContent, emptySet()
+        );
+    }
+
+    /**
+     * Asynchronously executes a reindex request.
+     * See <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-reindex.html">Reindex API on elastic.co</a>
+     * @param reindexRequest the request
+     * @param options the request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized
+     * @param listener the listener to be notified upon request completion
+     */
+    public final void reindexAsync(ReindexRequest reindexRequest, RequestOptions options, ActionListener<BulkByScrollResponse> listener) {
+        performRequestAsyncAndParseEntity(
+            reindexRequest, RequestConverters::reindex, options, BulkByScrollResponse::fromXContent, listener, emptySet()
+        );
+    }
+
     /**
      * Pings the remote Elasticsearch cluster and returns true if the ping succeeded, false otherwise
      * @param options the request options (e.g. headers), use {@link RequestOptions#DEFAULT} if nothing needs to be customized

client/rest-high-level/src/main/java/org/elasticsearch/client/TimedRequest.java

@@ -0,0 +1,56 @@
+/*
+ * Licensed to Elasticsearch under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch 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.elasticsearch.client;
+
+import org.elasticsearch.common.unit.TimeValue;
+
+/**
+ * A base request for any requests that supply timeouts.
+ *
+ * Please note, any requests that use a ackTimeout should set timeout as they
+ * represent the same backing field on the server.
+ */
+public class TimedRequest implements Validatable {
+
+    private TimeValue timeout;
+    private TimeValue masterTimeout;
+
+    public void setTimeout(TimeValue timeout) {
+        this.timeout = timeout;
+
+    }
+
+    public void setMasterTimeout(TimeValue masterTimeout) {
+        this.masterTimeout = masterTimeout;
+    }
+
+    /**
+     * Returns the request timeout
+     */
+    public TimeValue timeout() {
+        return timeout;
+    }
+
+    /**
+     * Returns the timeout for the request to be completed on the master node
+     */
+    public TimeValue masterNodeTimeout() {
+        return masterTimeout;
+    }
+}

x-pack/protocol/src/main/java/org/elasticsearch/protocol/xpack/ml/AbstractResultResponse.java → client/rest-high-level/src/main/java/org/elasticsearch/client/ml/AbstractResultResponse.java

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.elasticsearch.protocol.xpack.ml;
+package org.elasticsearch.client.ml;
 
 import org.elasticsearch.action.ActionResponse;
 import org.elasticsearch.common.ParseField;

x-pack/protocol/src/main/java/org/elasticsearch/protocol/xpack/ml/CloseJobRequest.java → client/rest-high-level/src/main/java/org/elasticsearch/client/ml/CloseJobRequest.java

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.elasticsearch.protocol.xpack.ml;
+package org.elasticsearch.client.ml;
 
 import org.elasticsearch.action.ActionRequest;
 import org.elasticsearch.action.ActionRequestValidationException;

x-pack/protocol/src/main/java/org/elasticsearch/protocol/xpack/ml/CloseJobResponse.java → client/rest-high-level/src/main/java/org/elasticsearch/client/ml/CloseJobResponse.java

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.elasticsearch.protocol.xpack.ml;
+package org.elasticsearch.client.ml;
 
 import org.elasticsearch.action.ActionResponse;
 import org.elasticsearch.common.ParseField;

x-pack/protocol/src/main/java/org/elasticsearch/protocol/xpack/ml/DeleteJobRequest.java → client/rest-high-level/src/main/java/org/elasticsearch/client/ml/DeleteJobRequest.java

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.elasticsearch.protocol.xpack.ml;
+package org.elasticsearch.client.ml;
 
 import org.elasticsearch.action.ActionRequest;
 import org.elasticsearch.action.ActionRequestValidationException;

x-pack/protocol/src/main/java/org/elasticsearch/protocol/xpack/ml/DeleteJobResponse.java → client/rest-high-level/src/main/java/org/elasticsearch/client/ml/DeleteJobResponse.java

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.elasticsearch.protocol.xpack.ml;
+package org.elasticsearch.client.ml;
 
 import org.elasticsearch.action.support.master.AcknowledgedResponse;
 import org.elasticsearch.common.xcontent.XContentParser;

x-pack/protocol/src/main/java/org/elasticsearch/protocol/xpack/ml/GetBucketsRequest.java → client/rest-high-level/src/main/java/org/elasticsearch/client/ml/GetBucketsRequest.java

@@ -16,17 +16,17 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.elasticsearch.protocol.xpack.ml;
+package org.elasticsearch.client.ml;
 
 import org.elasticsearch.action.ActionRequest;
 import org.elasticsearch.action.ActionRequestValidationException;
+import org.elasticsearch.client.ml.job.config.Job;
+import org.elasticsearch.client.ml.job.results.Result;
+import org.elasticsearch.client.ml.job.util.PageParams;
 import org.elasticsearch.common.ParseField;
 import org.elasticsearch.common.xcontent.ObjectParser;
 import org.elasticsearch.common.xcontent.ToXContentObject;
 import org.elasticsearch.common.xcontent.XContentBuilder;
-import org.elasticsearch.protocol.xpack.ml.job.config.Job;
-import org.elasticsearch.protocol.xpack.ml.job.results.Result;
-import org.elasticsearch.protocol.xpack.ml.job.util.PageParams;
 
 import java.io.IOException;
 import java.util.Objects;