Merge branch 'main' into cache_key_serialization

Signed-off-by: Sagar <99425694+sgup432@users.noreply.github.com>

CHANGELOG.md

@@ -101,6 +101,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Per request phase latency ([#10351](https://github.com/opensearch-project/OpenSearch/issues/10351))
 - Add cluster state stats ([#10670](https://github.com/opensearch-project/OpenSearch/pull/10670))
 - [Tiered caching] Enabling serialization for IndicesRequestCache key object ([#10275](https://github.com/opensearch-project/OpenSearch/pull/10275))
+- [Tiered caching] Defining interfaces, listeners and extending IndicesRequestCache with Tiered cache support ([#10753](https://github.com/opensearch-project/OpenSearch/pull/10753))
 - [Remote cluster state] Restore cluster state version during remote state auto restore ([#10853](https://github.com/opensearch-project/OpenSearch/pull/10853))
 - Update the indexRandom function to create more segments for concurrent search tests ([10247](https://github.com/opensearch-project/OpenSearch/pull/10247))
 - Add support for query profiler with concurrent aggregation ([#9248](https://github.com/opensearch-project/OpenSearch/pull/9248))
@@ -215,6 +216,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Fix template setting override for replication type ([#11417](https://github.com/opensearch-project/OpenSearch/pull/11417))
 - Fix Automatic addition of protocol broken in #11512 ([#11609](https://github.com/opensearch-project/OpenSearch/pull/11609))
 - Fix issue when calling Delete PIT endpoint and no PITs exist ([#11711](https://github.com/opensearch-project/OpenSearch/pull/11711))
+- Fix tracing context propagation for local transport instrumentation ([#11490](https://github.com/opensearch-project/OpenSearch/pull/11490))
 
 ### Security
 

modules/ingest-common/src/main/java/org/opensearch/ingest/common/ScriptProcessor.java

@@ -102,8 +102,11 @@ public IngestDocument execute(IngestDocument document) {
         } else {
             ingestScript = precompiledIngestScript;
         }
-        ingestScript.execute(document.getSourceAndMetadata());
-        CollectionUtils.ensureNoSelfReferences(document.getSourceAndMetadata(), "ingest script");
+        IngestDocument mutableDocument = new IngestDocument(document);
+        ingestScript.execute(mutableDocument.getSourceAndMetadata());
+        CollectionUtils.ensureNoSelfReferences(mutableDocument.getSourceAndMetadata(), "ingest script");
+        document.getSourceAndMetadata().clear();
+        document.getSourceAndMetadata().putAll(mutableDocument.getSourceAndMetadata());
         return document;
     }
 

modules/ingest-common/src/test/java/org/opensearch/ingest/common/ScriptProcessorTests.java

@@ -105,4 +105,16 @@ private void assertIngestDocument(IngestDocument ingestDocument) {
         int bytesTotal = ingestDocument.getFieldValue("bytes_in", Integer.class) + ingestDocument.getFieldValue("bytes_out", Integer.class);
         assertThat(ingestDocument.getSourceAndMetadata().get("bytes_total"), is(bytesTotal));
     }
+
+    public void testScriptingWithSelfReferencingSourceMetadata() {
+        ScriptProcessor processor = new ScriptProcessor(randomAlphaOfLength(10), null, script, null, scriptService);
+        IngestDocument originalIngestDocument = randomDocument();
+        String index = originalIngestDocument.getSourceAndMetadata().get(IngestDocument.Metadata.INDEX.getFieldName()).toString();
+        String id = originalIngestDocument.getSourceAndMetadata().get(IngestDocument.Metadata.ID.getFieldName()).toString();
+        Map<String, Object> sourceMetadata = originalIngestDocument.getSourceAndMetadata();
+        originalIngestDocument.getSourceAndMetadata().put("_source", sourceMetadata);
+        IngestDocument ingestDocument = new IngestDocument(index, id, null, null, null, originalIngestDocument.getSourceAndMetadata());
+        expectThrows(IllegalArgumentException.class, () -> processor.execute(ingestDocument));
+    }
+
 }

modules/ingest-common/src/yamlRestTest/resources/rest-api-spec/test/ingest/190_script_processor.yml

@@ -202,3 +202,79 @@ teardown:
         id: 1
   - match: { _source.source_field: "foo%20bar" }
   - match: { _source.target_field: "foo bar" }
+
+---
+"Test self referencing source with ignore failure":
+  - do:
+      ingest.put_pipeline:
+        id: "my_pipeline"
+        body:  >
+          {
+            "description": "_description",
+            "processors": [
+              {
+                "script" : {
+                  "lang": "painless",
+                  "source" : "ctx.foo['foo']=ctx.foo;ctx['test-field']='test-value'",
+                  "ignore_failure": true
+                }
+              },
+              {
+                "script" : {
+                  "lang": "painless",
+                  "source" : "ctx.target_field = Processors.uppercase(ctx.source_field)"
+                }
+              }
+            ]
+          }
+  - match: { acknowledged: true }
+
+  - do:
+      index:
+        index: test
+        id: 1
+        pipeline: "my_pipeline"
+        body: {source_field: "fooBar", foo: {foo: "bar"}}
+
+  - do:
+      get:
+        index: test
+        id: 1
+  - match: { _source.source_field: "fooBar" }
+  - match: { _source.target_field: "FOOBAR"}
+  - match: { _source.test-field: null}
+
+---
+"Test self referencing source without ignoring failure":
+  - do:
+      ingest.put_pipeline:
+        id: "my_pipeline"
+        body:  >
+          {
+            "description": "_description",
+            "processors": [
+              {
+                "script" : {
+                  "lang": "painless",
+                  "source" : "ctx.foo['foo']=ctx.foo;ctx['test-field']='test-value'"
+                }
+              },
+              {
+                "script" : {
+                  "lang": "painless",
+                  "source" : "ctx.target_field = Processors.uppercase(ctx.source_field)"
+                }
+              }
+            ]
+          }
+  - match: { acknowledged: true }
+
+  - do:
+      catch: bad_request
+      index:
+        index: test
+        id: 1
+        pipeline: "my_pipeline"
+        body: {source_field: "fooBar", foo: {foo: "bar"}}
+  - match: { error.root_cause.0.type: "illegal_argument_exception" }
+  - match: { error.root_cause.0.reason: "Iterable object is self-referencing itself (ingest script)" }

modules/ingest-common/src/yamlRestTest/resources/rest-api-spec/test/ingest/90_simulate.yml

@@ -1113,3 +1113,48 @@ teardown:
   - match: { status: 400 }
   - match: { error.root_cause.0.type: "illegal_argument_exception" }
   - match: { error.root_cause.0.reason: "Failed to parse parameter [_if_primary_term], only int or long is accepted" }
+
+---
+"Test simulate with pipeline with ignore failure and cyclic field assignments in script":
+  - do:
+      ingest.simulate:
+        verbose: true
+        body: >
+          {
+            "pipeline": {
+              "description": "_description",
+              "processors": [
+                {
+                  "script" : {
+                    "ignore_failure" : true,
+                    "lang": "painless",
+                    "source": "ctx.foo['foo']=ctx.foo;ctx.tag='recursive'"
+                  }
+                },
+                {
+                  "script" : {
+                    "lang": "painless",
+                    "source" : "ctx.target_field = Processors.uppercase(ctx.foo.foo)"
+                  }
+                }
+              ]
+            },
+            "docs": [
+              {
+                "_source": {
+                  "foo": {
+                    "foo": "bar"
+                  }
+                }
+              }
+            ]
+          }
+  - length: { docs: 1 }
+  - length: { docs.0.processor_results: 2 }
+  - match: { docs.0.processor_results.0.status: "error_ignored" }
+  - match: { docs.0.processor_results.0.ignored_error.error.type: "illegal_argument_exception" }
+  - match: { docs.0.processor_results.0.doc._source.tag: null }
+  - match: { docs.0.processor_results.1.doc._source.target_field: "BAR" }
+  - match: { docs.0.processor_results.1.doc._source.foo.foo: "bar" }
+  - match: { docs.0.processor_results.1.status: "success" }
+  - match: { docs.0.processor_results.1.processor_type: "script" }

server/src/main/java/org/opensearch/common/cache/Cache.java

@@ -424,68 +424,74 @@ public V computeIfAbsent(K key, CacheLoader<K, V> loader) throws ExecutionExcept
             }
         });
         if (value == null) {
-            // we need to synchronize loading of a value for a given key; however, holding the segment lock while
-            // invoking load can lead to deadlock against another thread due to dependent key loading; therefore, we
-            // need a mechanism to ensure that load is invoked at most once, but we are not invoking load while holding
-            // the segment lock; to do this, we atomically put a future in the map that can load the value, and then
-            // get the value from this future on the thread that won the race to place the future into the segment map
-            CacheSegment<K, V> segment = getCacheSegment(key);
-            CompletableFuture<Entry<K, V>> future;
-            CompletableFuture<Entry<K, V>> completableFuture = new CompletableFuture<>();
+            value = compute(key, loader);
+        }
+        return value;
+    }
 
-            try (ReleasableLock ignored = segment.writeLock.acquire()) {
-                future = segment.map.putIfAbsent(key, completableFuture);
-            }
+    private V compute(K key, CacheLoader<K, V> loader) throws ExecutionException {
+        long now = now();
+        // we need to synchronize loading of a value for a given key; however, holding the segment lock while
+        // invoking load can lead to deadlock against another thread due to dependent key loading; therefore, we
+        // need a mechanism to ensure that load is invoked at most once, but we are not invoking load while holding
+        // the segment lock; to do this, we atomically put a future in the map that can load the value, and then
+        // get the value from this future on the thread that won the race to place the future into the segment map
+        CacheSegment<K, V> segment = getCacheSegment(key);
+        CompletableFuture<Entry<K, V>> future;
+        CompletableFuture<Entry<K, V>> completableFuture = new CompletableFuture<>();
 
-            BiFunction<? super Entry<K, V>, Throwable, ? extends V> handler = (ok, ex) -> {
-                if (ok != null) {
-                    try (ReleasableLock ignored = lruLock.acquire()) {
-                        promote(ok, now);
-                    }
-                    return ok.value;
-                } else {
-                    try (ReleasableLock ignored = segment.writeLock.acquire()) {
-                        CompletableFuture<Entry<K, V>> sanity = segment.map.get(key);
-                        if (sanity != null && sanity.isCompletedExceptionally()) {
-                            segment.map.remove(key);
-                        }
-                    }
-                    return null;
-                }
-            };
+        try (ReleasableLock ignored = segment.writeLock.acquire()) {
+            future = segment.map.putIfAbsent(key, completableFuture);
+        }
 
-            CompletableFuture<V> completableValue;
-            if (future == null) {
-                future = completableFuture;
-                completableValue = future.handle(handler);
-                V loaded;
-                try {
-                    loaded = loader.load(key);
-                } catch (Exception e) {
-                    future.completeExceptionally(e);
-                    throw new ExecutionException(e);
-                }
-                if (loaded == null) {
-                    NullPointerException npe = new NullPointerException("loader returned a null value");
-                    future.completeExceptionally(npe);
-                    throw new ExecutionException(npe);
-                } else {
-                    future.complete(new Entry<>(key, loaded, now));
+        BiFunction<? super Entry<K, V>, Throwable, ? extends V> handler = (ok, ex) -> {
+            if (ok != null) {
+                try (ReleasableLock ignored = lruLock.acquire()) {
+                    promote(ok, now);
                 }
+                return ok.value;
             } else {
-                completableValue = future.handle(handler);
+                try (ReleasableLock ignored = segment.writeLock.acquire()) {
+                    CompletableFuture<Entry<K, V>> sanity = segment.map.get(key);
+                    if (sanity != null && sanity.isCompletedExceptionally()) {
+                        segment.map.remove(key);
+                    }
+                }
+                return null;
             }
+        };
 
+        CompletableFuture<V> completableValue;
+        if (future == null) {
+            future = completableFuture;
+            completableValue = future.handle(handler);
+            V loaded;
             try {
-                value = completableValue.get();
-                // check to ensure the future hasn't been completed with an exception
-                if (future.isCompletedExceptionally()) {
-                    future.get(); // call get to force the exception to be thrown for other concurrent callers
-                    throw new IllegalStateException("the future was completed exceptionally but no exception was thrown");
-                }
-            } catch (InterruptedException e) {
-                throw new IllegalStateException(e);
+                loaded = loader.load(key);
+            } catch (Exception e) {
+                future.completeExceptionally(e);
+                throw new ExecutionException(e);
             }
+            if (loaded == null) {
+                NullPointerException npe = new NullPointerException("loader returned a null value");
+                future.completeExceptionally(npe);
+                throw new ExecutionException(npe);
+            } else {
+                future.complete(new Entry<>(key, loaded, now));
+            }
+        } else {
+            completableValue = future.handle(handler);
+        }
+        V value;
+        try {
+            value = completableValue.get();
+            // check to ensure the future hasn't been completed with an exception
+            if (future.isCompletedExceptionally()) {
+                future.get(); // call get to force the exception to be thrown for other concurrent callers
+                throw new IllegalStateException("the future was completed exceptionally but no exception was thrown");
+            }
+        } catch (InterruptedException e) {
+            throw new IllegalStateException(e);
         }
         return value;
     }

server/src/main/java/org/opensearch/common/cache/ICache.java

@@ -0,0 +1,34 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ */
+
+package org.opensearch.common.cache;
+
+/**
+ * Represents a cache interface.
+ * @param <K> Type of key.
+ * @param <V> Type of value.
+ *
+ * @opensearch.experimental
+ */
+public interface ICache<K, V> {
+    V get(K key);
+
+    void put(K key, V value);
+
+    V computeIfAbsent(K key, LoadAwareCacheLoader<K, V> loader) throws Exception;
+
+    void invalidate(K key);
+
+    void invalidateAll();
+
+    Iterable<K> keys();
+
+    long count();
+
+    void refresh();
+}

server/src/main/java/org/opensearch/common/cache/LoadAwareCacheLoader.java

@@ -0,0 +1,20 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ */
+
+package org.opensearch.common.cache;
+
+/**
+ * Extends a cache loader with awareness of whether the data is loaded or not.
+ * @param <K> Type of key.
+ * @param <V> Type of value.
+ *
+ * @opensearch.internal
+ */
+public interface LoadAwareCacheLoader<K, V> extends CacheLoader<K, V> {
+    boolean isLoaded();
+}