Merge remote-tracking branch 'origin/main' into abstract-cache

.github/CODEOWNERS

@@ -11,7 +11,7 @@
 #   3. Use the command palette to run the CODEOWNERS: Show owners of current file command, which will display all code owners for the current file.
 
 # Default ownership for all repo files
-* @abbashus @adnapibar @anasalkouz @andrross @Bukhtawar @CEHENKLE @dblock @dbwiddis @dreamer-89 @gbbafna @kartg @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @reta @Rishikesh1159 @ryanbogan @sachinpkale @saratvemulapalli @setiah @shwetathareja @sohami @tlfeng @VachaShah
+* @abbashus @adnapibar @anasalkouz @andrross @Bukhtawar @CEHENKLE @dblock @dbwiddis @dreamer-89 @gbbafna @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @reta @Rishikesh1159 @ryanbogan @sachinpkale @saratvemulapalli @setiah @shwetathareja @sohami @tlfeng @VachaShah
 
 /modules/transport-netty4/ @peternied
 
@@ -24,4 +24,4 @@
 
 /.github/ @peternied
 
-/MAINTAINERS.md @abbashus @adnapibar @anasalkouz @andrross @Bukhtawar @CEHENKLE @dblock @dbwiddis @dreamer-89 @gbbafna @kartg @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @peternied @reta @Rishikesh1159 @ryanbogan @sachinpkale @saratvemulapalli @setiah @shwetathareja @sohami @tlfeng @VachaShah
+/MAINTAINERS.md @abbashus @adnapibar @anasalkouz @andrross @Bukhtawar @CEHENKLE @dblock @dbwiddis @dreamer-89 @gbbafna @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @peternied @reta @Rishikesh1159 @ryanbogan @sachinpkale @saratvemulapalli @setiah @shwetathareja @sohami @tlfeng @VachaShah

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -47,6 +47,10 @@ body:
         - Storage:Remote
         - Storage:Snapshots
         - Storage
+        - ShardManagement:Placement
+        - ShardManagement:Performance
+        - ShardManagement:Resiliency
+        - ShardManagement:Insights
     validations:
       required: true
   - type: textarea

.github/workflows/links.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: lychee Link Checker
         id: lychee
-        uses: lycheeverse/[email protected].1
+        uses: lycheeverse/[email protected].3
         with:
           args: --accept=200,403,429 --exclude-mail **/*.html **/*.md **/*.txt **/*.json --exclude-file .lychee.excludes
           fail: true

CHANGELOG.md

@@ -11,13 +11,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Add events correlation engine plugin ([#6854](https://github.com/opensearch-project/OpenSearch/issues/6854))
 - Implement on behalf of token passing for extensions ([#8679](https://github.com/opensearch-project/OpenSearch/pull/8679), [#10664](https://github.com/opensearch-project/OpenSearch/pull/10664))
 - Provide service accounts tokens to extensions ([#9618](https://github.com/opensearch-project/OpenSearch/pull/9618))
-- [AdmissionControl] Added changes for AdmissionControl Interceptor and AdmissionControlService for RateLimiting ([#9286](https://github.com/opensearch-project/OpenSearch/pull/9286))
 - GHA to verify checklist items completion in PR descriptions ([#10800](https://github.com/opensearch-project/OpenSearch/pull/10800))
 - Allow to pass the list settings through environment variables (like [], ["a", "b", "c"], ...) ([#10625](https://github.com/opensearch-project/OpenSearch/pull/10625))
-- [Admission Control] Integrate CPU AC with ResourceUsageCollector and add CPU AC stats to nodes/stats ([#10887](https://github.com/opensearch-project/OpenSearch/pull/10887))
 - [S3 Repository] Add setting to control connection count for sync client ([#12028](https://github.com/opensearch-project/OpenSearch/pull/12028))
 - Views, simplify data access and manipulation by providing a virtual layer over one or more indices ([#11957](https://github.com/opensearch-project/OpenSearch/pull/11957))
 - Add Remote Store Migration Experimental flag and allow mixed mode clusters under same ([#11986](https://github.com/opensearch-project/OpenSearch/pull/11986))
+- [Admission Control] Integrate IO Usage Tracker to the Resource Usage Collector Service and Emit IO Usage Stats ([#11880](https://github.com/opensearch-project/OpenSearch/pull/11880))
 
 ### Dependencies
 - Bump `log4j-core` from 2.18.0 to 2.19.0
@@ -98,12 +97,14 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased 2.x]
 ### Added
+- [Tiered caching] Introducing cache plugins and exposing Ehcache as one of the pluggable disk cache option ([#11874](https://github.com/opensearch-project/OpenSearch/pull/11874))
 - Add support for dependencies in plugin descriptor properties with semver range ([#11441](https://github.com/opensearch-project/OpenSearch/pull/11441))
 - Add community_id ingest processor ([#12121](https://github.com/opensearch-project/OpenSearch/pull/12121))
 - Introduce query level setting `index.query.max_nested_depth` limiting nested queries ([#3268](https://github.com/opensearch-project/OpenSearch/issues/3268)
 - Add toString methods to MultiSearchRequest, MultiGetRequest and CreateIndexRequest ([#12163](https://github.com/opensearch-project/OpenSearch/pull/12163))
 - Support for returning scores in matched queries ([#11626](https://github.com/opensearch-project/OpenSearch/pull/11626))
 - Add shard id property to SearchLookup for use in field types provided by plugins ([#1063](https://github.com/opensearch-project/OpenSearch/pull/1063))
+- Add kuromoji_completion analyzer and filter ([#4835](https://github.com/opensearch-project/OpenSearch/issues/4835))
 
 ### Dependencies
 - Bump `peter-evans/find-comment` from 2 to 3 ([#12288](https://github.com/opensearch-project/OpenSearch/pull/12288))
@@ -117,6 +118,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `antlr4` from 4.11.1 to 4.13.1 ([#12445](https://github.com/opensearch-project/OpenSearch/pull/12445))
 - Bump `com.netflix.nebula.ospackage-base` from 11.8.0 to 11.8.1 ([#12461](https://github.com/opensearch-project/OpenSearch/pull/12461))
 - Bump `peter-evans/create-or-update-comment` from 3 to 4 ([#12462](https://github.com/opensearch-project/OpenSearch/pull/12462))
+- Bump `lycheeverse/lychee-action` from 1.9.1 to 1.9.3 ([#12521](https://github.com/opensearch-project/OpenSearch/pull/12521))
+- Bump `com.azure:azure-core` from 1.39.0 to 1.47.0 ([#12520](https://github.com/opensearch-project/OpenSearch/pull/12520))
+- Bump `ch.qos.logback:logback-core` from 1.2.13 to 1.5.3 ([#12519](https://github.com/opensearch-project/OpenSearch/pull/12519))
 
 ### Changed
 - Allow composite aggregation to run under a parent filter aggregation ([#11499](https://github.com/opensearch-project/OpenSearch/pull/11499))
@@ -133,6 +137,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Prevent read beyond slice boundary in ByteArrayIndexInput ([#10481](https://github.com/opensearch-project/OpenSearch/issues/10481))
 - Fix the "highlight.max_analyzer_offset" request parameter with "plain" highlighter ([#10919](https://github.com/opensearch-project/OpenSearch/pull/10919))
 - Warn about deprecated and ignored index.mapper.dynamic index setting ([#11193](https://github.com/opensearch-project/OpenSearch/pull/11193))
+- Fix `terms` query on `float` field when `doc_values` are turned off by reverting back to `FloatPoint` from `FloatField` ([#12499](https://github.com/opensearch-project/OpenSearch/pull/12499))
 - Fix get task API does not refresh resource stats ([#11531](https://github.com/opensearch-project/OpenSearch/pull/11531))
 
 ### Security

MAINTAINERS.md

@@ -16,7 +16,6 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | Daniel "dB." Doubrovkine | [dblock](https://github.com/dblock)                     | Amazon      |
 | Gaurav Bafna             | [gbbafna](https://github.com/gbbafna)                   | Amazon      |
 | Himanshu Setia           | [setiah](https://github.com/setiah)                     | Amazon      |
-| Kartik Ganesh            | [kartg](https://github.com/kartg)                       | Amazon      |
 | Kunal Kotwani            | [kotwanikunal](https://github.com/kotwanikunal)         | Amazon      |
 | Marc Handalian           | [mch2](https://github.com/mch2)                         | Amazon      |
 | Michael Froh             | [msfroh](https://github.com/msfroh)                     | Amazon      |
@@ -40,3 +39,4 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 |-------------------------|---------------------------------------------|-------------|
 | Megha Sai Kavikondala   | [meghasaik](https://github.com/meghasaik)   | Amazon      |
 | Xue Zhou                | [xuezhou25](https://github.com/xuezhou25)   | Amazon      |
+| Kartik Ganesh           | [kartg](https://github.com/kartg)           | Amazon      |

modules/cache-common/build.gradle

@@ -0,0 +1,17 @@
+/*
+ * 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.
+ */
+
+opensearchplugin {
+  description 'Module for caches which are optional and do not require additional security permission'
+  classname 'org.opensearch.cache.common.tier.TieredSpilloverCachePlugin'
+}
+
+test {
+  // TODO: Adding permission in plugin-security.policy doesn't seem to work.
+  systemProperty 'tests.security.manager', 'false'
+}