review feedback

Signed-off-by: Samuel Herman <[email protected]>

Author: sam-herman

CHANGELOG.md

@@ -5,6 +5,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased 2.x]
 ### Added
+- Add useCompoundFile index setting ([#13478](https://github.com/opensearch-project/OpenSearch/pull/13478))
 - Constant Keyword Field ([#12285](https://github.com/opensearch-project/OpenSearch/pull/12285))
 - Convert ingest processor supports ip type ([#12818](https://github.com/opensearch-project/OpenSearch/pull/12818))
 - Add a counter to node stat api to track shard going from idle to non-idle ([#12768](https://github.com/opensearch-project/OpenSearch/pull/12768))

server/src/main/java/org/opensearch/index/engine/EngineConfig.java

@@ -159,8 +159,6 @@ public Supplier<RetentionLeases> retentionLeasesSupplier() {
         }
     }, Property.IndexScope, Property.NodeScope);
 
-
-
     /**
      * Index setting to change the compression level of zstd and zstd_no_dict lucene codecs.
      * Compression Level gives a trade-off between compression ratio and speed. The higher compression level results in higher compression ratio but slower compression and decompression speeds.
@@ -241,8 +239,7 @@ private static void doValidateCodecSettings(final String codec) {
     public static final Setting<Boolean> INDEX_USE_COMPOUND_FILE = Setting.boolSetting(
         "index.use_compound_file",
         true,
-        Property.IndexScope,
-        Property.Dynamic
+        Property.IndexScope
     );
 
     private final TranslogConfig translogConfig;
@@ -503,7 +500,7 @@ public boolean isReadOnlyReplica() {
         return indexSettings.isSegRepEnabledOrRemoteNode() && isReadOnlyReplica;
     }
 
-    public boolean isUseCompoundFile() {
+    public boolean useCompoundFile() {
         return indexSettings.getValue(INDEX_USE_COMPOUND_FILE);
     }
 

server/src/main/java/org/opensearch/index/engine/InternalEngine.java

@@ -2341,7 +2341,7 @@ private IndexWriterConfig getIndexWriterConfig() {
         iwc.setSimilarity(engineConfig.getSimilarity());
         iwc.setRAMBufferSizeMB(engineConfig.getIndexingBufferSize().getMbFrac());
         iwc.setCodec(engineConfig.getCodec());
-        iwc.setUseCompoundFile(engineConfig.isUseCompoundFile());
+        iwc.setUseCompoundFile(engineConfig.useCompoundFile());
         if (config().getIndexSort() != null) {
             iwc.setIndexSort(config().getIndexSort());
         }

server/src/test/java/org/opensearch/index/engine/EngineConfigTests.java

@@ -36,7 +36,7 @@ public void testEngineConfig_DefaultValueFoUseCompoundFile() {
         EngineConfig config = new EngineConfig.Builder().indexSettings(defaultIndexSettings)
             .retentionLeasesSupplier(() -> RetentionLeases.EMPTY)
             .build();
-        assertTrue(config.isUseCompoundFile());
+        assertTrue(config.useCompoundFile());
     }
 
     public void testEngineConfig_DefaultValueForReadOnlyEngine() {

server/src/test/java/org/opensearch/index/engine/InternalEngineTests.java

@@ -349,7 +349,7 @@ public void testSegmentsWithUseCompoundFileFlag_true() throws IOException {
             engine.index(index);
             engine.flush();
             final List<Segment> segments = engine.segments(false);
-            assertThat(segments.size(), equalTo(1));
+            assertThat(segments, hasSize(1));
             assertTrue(segments.get(0).compound);
             boolean cfeCompoundFileFound = false;
             boolean cfsCompoundFileFound = false;
@@ -369,18 +369,15 @@ public void testSegmentsWithUseCompoundFileFlag_true() throws IOException {
     public void testSegmentsWithUseCompoundFileFlag_false() throws IOException {
         final IndexSettings indexSettings = IndexSettingsModule.newIndexSettings(
             "test",
-            Settings.builder()
-                .put(defaultSettings.getSettings())
-                .put(EngineConfig.INDEX_USE_COMPOUND_FILE.getKey(), false)
-                .build()
+            Settings.builder().put(defaultSettings.getSettings()).put(EngineConfig.INDEX_USE_COMPOUND_FILE.getKey(), false).build()
         );
         try (Store store = createStore(); Engine engine = createEngine(indexSettings, store, createTempDir(), new TieredMergePolicy())) {
             ParsedDocument doc = testParsedDocument("1", null, testDocument(), B_1, null);
             Engine.Index index = indexForDoc(doc);
             engine.index(index);
             engine.flush();
             final List<Segment> segments = engine.segments(false);
-            assertThat(segments.size(), equalTo(1));
+            assertThat(segments, hasSize(1));
             assertFalse(segments.get(0).compound);
             boolean cfeCompoundFileFound = false;
             boolean cfsCompoundFileFound = false;