Merge branch 'main' into add_changes_for_task_throttle_improvements

Signed-off-by: Sumit Bansal <sumitsb@amazon.com>

Author: sumitasr

.github/benchmark-configs.json

@@ -167,5 +167,59 @@
       "data_instance_config": "4vCPU, 32G Mem, 16G Heap"
     },
     "baseline_cluster_config": "x64-r5.xlarge-single-node-1-shard-0-replica-baseline"
+  },
+  "id_11": {
+    "description": "Search only test-procedure for big5 with concurrent segment search setting enabled",
+    "supported_major_versions": ["3"],
+    "cluster-benchmark-configs": {
+      "SINGLE_NODE_CLUSTER": "true",
+      "MIN_DISTRIBUTION": "true",
+      "TEST_WORKLOAD": "big5",
+      "ADDITIONAL_CONFIG": "search.concurrent_segment_search.enabled:true",
+      "WORKLOAD_PARAMS": "{\"snapshot_repo_name\":\"benchmark-workloads-repo-300\",\"snapshot_bucket_name\":\"benchmark-workload-snapshots\",\"snapshot_region\":\"us-east-1\",\"snapshot_base_path\":\"workload-snapshots-300\",\"snapshot_name\":\"big5_1_shard\"}",
+      "CAPTURE_NODE_STAT": "true",
+      "TEST_PROCEDURE": "restore-from-snapshot"
+    },
+    "cluster_configuration": {
+      "size": "Single-Node",
+      "data_instance_config": "4vCPU, 32G Mem, 16G Heap"
+    },
+    "baseline_cluster_config": "x64-r5.xlarge-1-shard-0-replica-snapshot-baseline"
+  },
+  "id_12": {
+    "description": "Search only test-procedure for big5 with concurrent segment search mode as all",
+    "supported_major_versions": ["3"],
+    "cluster-benchmark-configs": {
+      "SINGLE_NODE_CLUSTER": "true",
+      "MIN_DISTRIBUTION": "true",
+      "TEST_WORKLOAD": "big5",
+      "ADDITIONAL_CONFIG": "search.concurrent_segment_search.mode:all",
+      "WORKLOAD_PARAMS": "{\"snapshot_repo_name\":\"benchmark-workloads-repo-300\",\"snapshot_bucket_name\":\"benchmark-workload-snapshots\",\"snapshot_region\":\"us-east-1\",\"snapshot_base_path\":\"workload-snapshots-300\",\"snapshot_name\":\"big5_1_shard\"}",
+      "CAPTURE_NODE_STAT": "true",
+      "TEST_PROCEDURE": "restore-from-snapshot"
+    },
+    "cluster_configuration": {
+      "size": "Single-Node",
+      "data_instance_config": "4vCPU, 32G Mem, 16G Heap"
+    },
+    "baseline_cluster_config": "x64-r5.xlarge-1-shard-0-replica-snapshot-baseline"
+  },
+  "id_13": {
+    "description": "Search only test-procedure for big5 with concurrent segment search mode as auto",
+    "supported_major_versions": ["3"],
+    "cluster-benchmark-configs": {
+      "SINGLE_NODE_CLUSTER": "true",
+      "MIN_DISTRIBUTION": "true",
+      "TEST_WORKLOAD": "big5",
+      "ADDITIONAL_CONFIG": "search.concurrent_segment_search.mode:auto",
+      "WORKLOAD_PARAMS": "{\"snapshot_repo_name\":\"benchmark-workloads-repo-300\",\"snapshot_bucket_name\":\"benchmark-workload-snapshots\",\"snapshot_region\":\"us-east-1\",\"snapshot_base_path\":\"workload-snapshots-300\",\"snapshot_name\":\"big5_1_shard\"}",
+      "CAPTURE_NODE_STAT": "true",
+      "TEST_PROCEDURE": "restore-from-snapshot"
+    },
+    "cluster_configuration": {
+      "size": "Single-Node",
+      "data_instance_config": "4vCPU, 32G Mem, 16G Heap"
+    },
+    "baseline_cluster_config": "x64-r5.xlarge-1-shard-0-replica-snapshot-baseline"
   }
 }

CHANGELOG.md

@@ -31,8 +31,19 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Add support for centralize snapshot creation with pinned timestamp ([#15124](https://github.com/opensearch-project/OpenSearch/pull/15124))
 - Add concurrent search support for Derived Fields ([#15326](https://github.com/opensearch-project/OpenSearch/pull/15326))
 - [Workload Management] Add query group stats constructs ([#15343](https://github.com/opensearch-project/OpenSearch/pull/15343)))
+- Add limit on number of processors for Ingest pipeline([#15460](https://github.com/opensearch-project/OpenSearch/pull/15465)).
 - Add runAs to Subject interface and introduce IdentityAwarePlugin extension point ([#14630](https://github.com/opensearch-project/OpenSearch/pull/14630))
 - Optimize NodeIndicesStats output behind flag ([#14454](https://github.com/opensearch-project/OpenSearch/pull/14454))
+- [Workload Management] Add rejection logic for co-ordinator and shard level requests ([#15428](https://github.com/opensearch-project/OpenSearch/pull/15428)))
+- Adding translog durability validation in index templates ([#15494](https://github.com/opensearch-project/OpenSearch/pull/15494))
+- Add index creation using the context field ([#15290](https://github.com/opensearch-project/OpenSearch/pull/15290))
+- Add fieldType to AbstractQueryBuilder and FieldSortBuilder ([#15328](https://github.com/opensearch-project/OpenSearch/pull/15328)))
+- [Reader Writer Separation] Add searchOnly replica routing configuration ([#15410](https://github.com/opensearch-project/OpenSearch/pull/15410))
+- [Range Queries] Add new approximateable query framework to short-circuit range queries ([#13788](https://github.com/opensearch-project/OpenSearch/pull/13788))
+- [Workload Management] Add query group level failure tracking ([#15227](https://github.com/opensearch-project/OpenSearch/pull/15527))
+- Add support to upload snapshot shard blobs with hashed prefix ([#15426](https://github.com/opensearch-project/OpenSearch/pull/15426))
+- [Remote Publication] Add remote download stats ([#15291](https://github.com/opensearch-project/OpenSearch/pull/15291)))
+- Add support for comma-separated list of index names to be used with Snapshot Status API ([#15409](https://github.com/opensearch-project/OpenSearch/pull/15409))
 - ClusterManagerTaskThrottler Improvements ([#15508](https://github.com/opensearch-project/OpenSearch/pull/15508))
 
 ### Dependencies
@@ -66,10 +77,13 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Add lower limit for primary and replica batch allocators timeout ([#14979](https://github.com/opensearch-project/OpenSearch/pull/14979))
 - Optimize regexp-based include/exclude on aggregations when pattern matches prefixes ([#14371](https://github.com/opensearch-project/OpenSearch/pull/14371))
 - Replace and block usages of org.apache.logging.log4j.util.Strings ([#15238](https://github.com/opensearch-project/OpenSearch/pull/15238))
+- Remote publication using minimum node version for backward compatibility ([#15216](https://github.com/opensearch-project/OpenSearch/pull/15216))
+
 
 ### Deprecated
 
 ### Removed
+- Remove some unused code in the search backpressure package ([#15518](https://github.com/opensearch-project/OpenSearch/pull/15518))
 
 ### Fixed
 - Fix constraint bug which allows more primary shards than average primary shards per index ([#14908](https://github.com/opensearch-project/OpenSearch/pull/14908))
@@ -83,6 +97,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Fix indexing error when flat_object field is explicitly null ([#15375](https://github.com/opensearch-project/OpenSearch/pull/15375))
 - Fix split response processor not included in allowlist ([#15393](https://github.com/opensearch-project/OpenSearch/pull/15393))
 - Fix unchecked cast in dynamic action map getter ([#15394](https://github.com/opensearch-project/OpenSearch/pull/15394))
+- Fix null values indexed as "null" strings in flat_object field ([#14069](https://github.com/opensearch-project/OpenSearch/pull/14069))
 
 ### Security
 

client/rest-high-level/src/main/java/org/opensearch/client/indices/GetIndexResponse.java

@@ -34,6 +34,7 @@
 
 import org.apache.lucene.util.CollectionUtil;
 import org.opensearch.cluster.metadata.AliasMetadata;
+import org.opensearch.cluster.metadata.Context;
 import org.opensearch.cluster.metadata.MappingMetadata;
 import org.opensearch.common.settings.Settings;
 import org.opensearch.core.xcontent.XContentParser;
@@ -61,6 +62,7 @@ public class GetIndexResponse {
     private Map<String, Settings> settings;
     private Map<String, Settings> defaultSettings;
     private Map<String, String> dataStreams;
+    private Map<String, Context> contexts;
     private String[] indices;
 
     GetIndexResponse(
@@ -69,7 +71,8 @@ public class GetIndexResponse {
         Map<String, List<AliasMetadata>> aliases,
         Map<String, Settings> settings,
         Map<String, Settings> defaultSettings,
-        Map<String, String> dataStreams
+        Map<String, String> dataStreams,
+        Map<String, Context> contexts
     ) {
         this.indices = indices;
         // to have deterministic order
@@ -89,6 +92,9 @@ public class GetIndexResponse {
         if (dataStreams != null) {
             this.dataStreams = dataStreams;
         }
+        if (contexts != null) {
+            this.contexts = contexts;
+        }
     }
 
     public String[] getIndices() {
@@ -123,6 +129,10 @@ public Map<String, String> getDataStreams() {
         return dataStreams;
     }
 
+    public Map<String, Context> contexts() {
+        return contexts;
+    }
+
     /**
      * Returns the string value for the specified index and setting. If the includeDefaults flag was not set or set to
      * false on the {@link GetIndexRequest}, this method will only return a value where the setting was explicitly set
@@ -167,6 +177,7 @@ private static IndexEntry parseIndexEntry(XContentParser parser) throws IOExcept
         Settings indexSettings = null;
         Settings indexDefaultSettings = null;
         String dataStream = null;
+        Context context = null;
         // We start at START_OBJECT since fromXContent ensures that
         while (parser.nextToken() != Token.END_OBJECT) {
             ensureExpectedToken(Token.FIELD_NAME, parser.currentToken(), parser);
@@ -185,6 +196,9 @@ private static IndexEntry parseIndexEntry(XContentParser parser) throws IOExcept
                     case "defaults":
                         indexDefaultSettings = Settings.fromXContent(parser);
                         break;
+                    case "context":
+                        context = Context.fromXContent(parser);
+                        break;
                     default:
                         parser.skipChildren();
                 }
@@ -197,7 +211,7 @@ private static IndexEntry parseIndexEntry(XContentParser parser) throws IOExcept
                 parser.skipChildren();
             }
         }
-        return new IndexEntry(indexAliases, indexMappings, indexSettings, indexDefaultSettings, dataStream);
+        return new IndexEntry(indexAliases, indexMappings, indexSettings, indexDefaultSettings, dataStream, context);
     }
 
     // This is just an internal container to make stuff easier for returning
@@ -207,19 +221,22 @@ private static class IndexEntry {
         Settings indexSettings = Settings.EMPTY;
         Settings indexDefaultSettings = Settings.EMPTY;
         String dataStream;
+        Context context;
 
         IndexEntry(
             List<AliasMetadata> indexAliases,
             MappingMetadata indexMappings,
             Settings indexSettings,
             Settings indexDefaultSettings,
-            String dataStream
+            String dataStream,
+            Context context
         ) {
             if (indexAliases != null) this.indexAliases = indexAliases;
             if (indexMappings != null) this.indexMappings = indexMappings;
             if (indexSettings != null) this.indexSettings = indexSettings;
             if (indexDefaultSettings != null) this.indexDefaultSettings = indexDefaultSettings;
             if (dataStream != null) this.dataStream = dataStream;
+            if (context != null) this.context = context;
         }
     }
 
@@ -229,6 +246,7 @@ public static GetIndexResponse fromXContent(XContentParser parser) throws IOExce
         Map<String, Settings> settings = new HashMap<>();
         Map<String, Settings> defaultSettings = new HashMap<>();
         Map<String, String> dataStreams = new HashMap<>();
+        Map<String, Context> contexts = new HashMap<>();
         List<String> indices = new ArrayList<>();
 
         if (parser.currentToken() == null) {
@@ -254,12 +272,15 @@ public static GetIndexResponse fromXContent(XContentParser parser) throws IOExce
                 if (indexEntry.dataStream != null) {
                     dataStreams.put(indexName, indexEntry.dataStream);
                 }
+                if (indexEntry.context != null) {
+                    contexts.put(indexName, indexEntry.context);
+                }
             } else if (parser.currentToken() == Token.START_ARRAY) {
                 parser.skipChildren();
             } else {
                 parser.nextToken();
             }
         }
-        return new GetIndexResponse(indices.toArray(new String[0]), mappings, aliases, settings, defaultSettings, dataStreams);
+        return new GetIndexResponse(indices.toArray(new String[0]), mappings, aliases, settings, defaultSettings, dataStreams, contexts);
     }
 }

client/rest-high-level/src/test/java/org/opensearch/client/SnapshotRequestConvertersTests.java

@@ -230,14 +230,15 @@ public void testSnapshotsStatus() {
         Map<String, String> expectedParams = new HashMap<>();
         String repository = RequestConvertersTests.randomIndicesNames(1, 1)[0];
         String[] snapshots = RequestConvertersTests.randomIndicesNames(1, 5);
+        String[] indices = RequestConvertersTests.randomIndicesNames(1, 5);
         StringBuilder snapshotNames = new StringBuilder(snapshots[0]);
         for (int idx = 1; idx < snapshots.length; idx++) {
             snapshotNames.append(",").append(snapshots[idx]);
         }
         boolean ignoreUnavailable = randomBoolean();
         String endpoint = "/_snapshot/" + repository + "/" + snapshotNames.toString() + "/_status";
 
-        SnapshotsStatusRequest snapshotsStatusRequest = new SnapshotsStatusRequest(repository, snapshots);
+        SnapshotsStatusRequest snapshotsStatusRequest = new SnapshotsStatusRequest(repository, snapshots, indices);
         RequestConvertersTests.setRandomClusterManagerTimeout(snapshotsStatusRequest, expectedParams);
         snapshotsStatusRequest.ignoreUnavailable(ignoreUnavailable);
         expectedParams.put("ignore_unavailable", Boolean.toString(ignoreUnavailable));

client/rest-high-level/src/test/java/org/opensearch/client/indices/GetIndexResponseTests.java

@@ -36,6 +36,7 @@
 import org.opensearch.client.AbstractResponseTestCase;
 import org.opensearch.client.GetAliasesResponseTests;
 import org.opensearch.cluster.metadata.AliasMetadata;
+import org.opensearch.cluster.metadata.Context;
 import org.opensearch.cluster.metadata.MappingMetadata;
 import org.opensearch.common.settings.IndexScopedSettings;
 import org.opensearch.common.settings.Settings;
@@ -66,6 +67,7 @@ protected org.opensearch.action.admin.indices.get.GetIndexResponse createServerT
         final Map<String, Settings> settings = new HashMap<>();
         final Map<String, Settings> defaultSettings = new HashMap<>();
         final Map<String, String> dataStreams = new HashMap<>();
+        final Map<String, Context> contexts = new HashMap<>();
         IndexScopedSettings indexScopedSettings = IndexScopedSettings.DEFAULT_SCOPED_SETTINGS;
         boolean includeDefaults = randomBoolean();
         for (String index : indices) {
@@ -90,14 +92,19 @@ protected org.opensearch.action.admin.indices.get.GetIndexResponse createServerT
             if (randomBoolean()) {
                 dataStreams.put(index, randomAlphaOfLength(5).toLowerCase(Locale.ROOT));
             }
+
+            if (randomBoolean()) {
+                contexts.put(index, new Context(randomAlphaOfLength(5).toLowerCase(Locale.ROOT)));
+            }
         }
         return new org.opensearch.action.admin.indices.get.GetIndexResponse(
             indices,
             mappings,
             aliases,
             settings,
             defaultSettings,
-            dataStreams
+            dataStreams,
+            null
         );
     }
 
@@ -116,6 +123,7 @@ protected void assertInstances(
         assertEquals(serverTestInstance.getSettings(), clientInstance.getSettings());
         assertEquals(serverTestInstance.defaultSettings(), clientInstance.getDefaultSettings());
         assertEquals(serverTestInstance.getAliases(), clientInstance.getAliases());
+        assertEquals(serverTestInstance.contexts(), clientInstance.contexts());
     }
 
     private static MappingMetadata createMappingsForIndex() {

libs/common/src/main/java/org/opensearch/common/annotation/processor/ApiAnnotationProcessor.java

@@ -59,6 +59,7 @@ public class ApiAnnotationProcessor extends AbstractProcessor {
     private static final String OPENSEARCH_PACKAGE = "org.opensearch";
 
     private final Set<Element> reported = new HashSet<>();
+    private final Set<Element> validated = new HashSet<>();
     private final Set<AnnotatedConstruct> processed = new HashSet<>();
     private Kind reportFailureAs = Kind.ERROR;
 
@@ -85,6 +86,8 @@ public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment
         );
 
         for (var element : elements) {
+            validate(element);
+
             if (!checkPackage(element)) {
                 continue;
             }
@@ -100,6 +103,64 @@ public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment
         return false;
     }
 
+    private void validate(Element element) {
+        // The element was validated already
+        if (validated.contains(element)) {
+            return;
+        }
+
+        validated.add(element);
+
+        final PublicApi publicApi = element.getAnnotation(PublicApi.class);
+        if (publicApi != null) {
+            if (!validateVersion(publicApi.since())) {
+                processingEnv.getMessager()
+                    .printMessage(
+                        reportFailureAs,
+                        "The type " + element + " has @PublicApi annotation with unparseable OpenSearch version: " + publicApi.since()
+                    );
+            }
+        }
+
+        final DeprecatedApi deprecatedApi = element.getAnnotation(DeprecatedApi.class);
+        if (deprecatedApi != null) {
+            if (!validateVersion(deprecatedApi.since())) {
+                processingEnv.getMessager()
+                    .printMessage(
+                        reportFailureAs,
+                        "The type "
+                            + element
+                            + " has @DeprecatedApi annotation with unparseable OpenSearch version: "
+                            + deprecatedApi.since()
+                    );
+            }
+        }
+    }
+
+    private boolean validateVersion(String version) {
+        String[] parts = version.split("[.-]");
+        if (parts.length < 3 || parts.length > 4) {
+            return false;
+        }
+
+        int major = Integer.parseInt(parts[0]);
+        if (major > 3 || major < 0) {
+            return false;
+        }
+
+        int minor = Integer.parseInt(parts[1]);
+        if (minor < 0) {
+            return false;
+        }
+
+        int patch = Integer.parseInt(parts[2]);
+        if (patch < 0) {
+            return false;
+        }
+
+        return true;
+    }
+
     /**
      * Check top level executable element
      * @param executable top level executable element