Revert "Awareness Attribute Decommission Backport (opensearch-project…

…#5062)"

This reverts commit 22dd0fd.

CHANGELOG.md

@@ -25,14 +25,11 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Added missing no-jdk distributions ([#4722](https://github.com/opensearch-project/OpenSearch/pull/4722))
 - Copy `build.sh` over from opensearch-build ([#4887](https://github.com/opensearch-project/OpenSearch/pull/4887))
 - Update GeoGrid base class access modifier to support extensibility ([#4921](https://github.com/opensearch-project/OpenSearch/pull/4921))
-- Recommission API changes for service layer ([#4320](https://github.com/opensearch-project/OpenSearch/pull/4320))
-- Recommissioning of zone. REST layer support. ([#4624](https://github.com/opensearch-project/OpenSearch/pull/4604))
 - Build no-jdk distributions as part of release build ([#4902](https://github.com/opensearch-project/OpenSearch/pull/4902))
 - Use getParameterCount instead of getParameterTypes ([#4821](https://github.com/opensearch-project/OpenSearch/pull/4821))
 - Added in-flight cancellation of SearchShardTask based on resource consumption ([#4565](https://github.com/opensearch-project/OpenSearch/pull/4565))
 - Added resource usage trackers for in-flight cancellation of SearchShardTask ([#4805](https://github.com/opensearch-project/OpenSearch/pull/4805))
 - Added search backpressure stats API ([#4932](https://github.com/opensearch-project/OpenSearch/pull/4932))
-- Added changes for graceful node decommission ([#4586](https://github.com/opensearch-project/OpenSearch/pull/4586))
 
 ### Dependencies
 - Bumps `com.diffplug.spotless` from 6.9.1 to 6.10.0
@@ -67,11 +64,6 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - GET api for weighted shard routing([#4275](https://github.com/opensearch-project/OpenSearch/pull/4275/))
 - Delete api for weighted shard routing([#4400](https://github.com/opensearch-project/OpenSearch/pull/4400/))
 - Fix weighted routing metadata deserialization error on process restart ([#4691](https://github.com/opensearch-project/OpenSearch/pull/4691))
-- Add DecommissionService and helper to execute awareness attribute decommissioning ([#4084](https://github.com/opensearch-project/OpenSearch/pull/4084))
-- Add APIs (GET/PUT) to decommission awareness attribute ([#4261](https://github.com/opensearch-project/OpenSearch/pull/4261))
-- Controlling discovery for decommissioned nodes ([#4590](https://github.com/opensearch-project/OpenSearch/pull/4590))
-- Integ Tests for Awareness Attribute Decommissioning ([#4715](https://github.com/opensearch-project/OpenSearch/pull/4715))
-- Fail weight update when decommission ongoing and fail decommission when attribute not weighed away ([#4839](https://github.com/opensearch-project/OpenSearch/pull/4839))
 
 ### Deprecated
 ### Removed
@@ -97,14 +89,10 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - [Bug]: Fixed invalid location of JDK dependency for arm64 architecture([#4613](https://github.com/opensearch-project/OpenSearch/pull/4613))
 - [Bug]: Alias filter lost after rollover ([#4499](https://github.com/opensearch-project/OpenSearch/pull/4499))
 - Fixing Gradle warnings associated with publishPluginZipPublicationToXxx tasks ([#4696](https://github.com/opensearch-project/OpenSearch/pull/4696))
-- [BUG]: Remove redundant field from GetDecommissionStateResponse ([#4751](https://github.com/opensearch-project/OpenSearch/pull/4751))
 - Fixed randomly failing test ([4774](https://github.com/opensearch-project/OpenSearch/pull/4774))
 - Fix recovery path for searchable snapshots ([4813](https://github.com/opensearch-project/OpenSearch/pull/4813))
 - Fix a bug on handling an invalid array value for point type field #4900([#4900](https://github.com/opensearch-project/OpenSearch/pull/4900))
-- Fix decommission status update to non leader nodes ([4800](https://github.com/opensearch-project/OpenSearch/pull/4800))
-- Fix bug in AwarenessAttributeDecommissionIT([4822](https://github.com/opensearch-project/OpenSearch/pull/4822))
 - Fix for failing checkExtraction, checkLicense and checkNotice tasks for windows gradle check ([#4941](https://github.com/opensearch-project/OpenSearch/pull/4941))
-- [BUG]: Allow decommission to support delay timeout [#4930](https://github.com/opensearch-project/OpenSearch/pull/4930))
 ### Security
 - CVE-2022-25857 org.yaml:snakeyaml DOS vulnerability ([#4341](https://github.com/opensearch-project/OpenSearch/pull/4341))
 

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

@@ -891,10 +891,7 @@ public void testApiNamingConventions() throws Exception {
             "remote_store.restore",
             "cluster.put_weighted_routing",
             "cluster.get_weighted_routing",
-            "cluster.delete_weighted_routing",
-            "cluster.put_decommission_awareness",
-            "cluster.get_decommission_awareness",
-            "cluster.delete_decommission_awareness", };
+            "cluster.delete_weighted_routing", };
         List<String> booleanReturnMethods = Arrays.asList("security.enable_user", "security.disable_user", "security.change_password");
         Set<String> deprecatedMethods = new HashSet<>();
         deprecatedMethods.add("indices.force_merge");