[Backport 2.x][Tiered Caching] Enable serialization of IndicesRequestCache.Key (#10…

[sgup432]

Description

Backport #10275

Related Issues

Resolves #[Issue number to be closed when this PR is merged]

Check List

• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• Failing checks are inspected and point to the corresponding known issue(s) (See: Troubleshooting Failing Builds)
• Commits are signed per the DCO using --signoff
• Commit changes are listed out in CHANGELOG.md file (See: Changelog)
• Public documentation issue/PR created

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[sgup432]

@msfroh Need help with merging this backport PR.

[github-actions]

Compatibility status:

Checks if related components are compatible with change fefa97d

Incompatible components

Incompatible components: [https://github.com/opensearch-project/performance-analyzer-rca.git, https://github.com/opensearch-project/performance-analyzer.git]

Skipped components

Compatible components

Compatible components: [https://github.com/opensearch-project/custom-codecs.git, https://github.com/opensearch-project/asynchronous-search.git, https://github.com/opensearch-project/anomaly-detection.git, https://github.com/opensearch-project/flow-framework.git, https://github.com/opensearch-project/job-scheduler.git, https://github.com/opensearch-project/cross-cluster-replication.git, https://github.com/opensearch-project/reporting.git, https://github.com/opensearch-project/neural-search.git, https://github.com/opensearch-project/common-utils.git, https://github.com/opensearch-project/k-nn.git, https://github.com/opensearch-project/geospatial.git, https://github.com/opensearch-project/alerting.git, https://github.com/opensearch-project/security-analytics.git, https://github.com/opensearch-project/notifications.git, https://github.com/opensearch-project/observability.git, https://github.com/opensearch-project/security.git, https://github.com/opensearch-project/index-management.git, https://github.com/opensearch-project/ml-commons.git, https://github.com/opensearch-project/sql.git]

[github-actions]

❌ Gradle check result for 74608b1: FAILURE

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[github-actions]

❌ Gradle check result for bec8c3d:

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[github-actions]

❌ Gradle check result for bec8c3d: FAILURE

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[sgup432]

Seems like a flaky test is failing

org.opensearch.search.sort.FieldSortIT.testSimpleSorts {p0={"search.concurrent_segment_search.enabled":"true"}}

[github-actions]

❌ Gradle check result for e0d5e7b: FAILURE

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[github-actions]

❕ Gradle check result for bec8c3d: UNSTABLE

• TEST FAILURES:

      1 org.opensearch.remotestore.RemoteStoreStatsIT.testDownloadStatsCorrectnessSinglePrimarySingleReplica

Please review all flaky tests that succeeded after retry and create an issue if one does not already exist to track the flaky failure.

[codecov]

Codecov Report

Attention: 5 lines in your changes are missing coverage. Please review.

Comparison is base (49c0c50) 71.15% compared to head (bec8c3d) 71.16%.
Report is 1 commits behind head on 2.x.

❗ Current head bec8c3d differs from pull request most recent head fefa97d. Consider uploading reports for the commit fefa97d to get more accurate results

Files	Patch %	Lines
...va/org/opensearch/indices/IndicesRequestCache.java	90.90%	0 Missing and 4 partials ⚠️
...common/lucene/index/OpenSearchDirectoryReader.java	94.11%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##                2.x   #11972     +/-   ##
===========================================
  Coverage     71.15%   71.16%             
+ Complexity    59675    59412    -263     
===========================================
  Files          4921     4891     -30     
  Lines        281132   280029   -1103     
  Branches      41184    41076    -108     
===========================================
- Hits         200050   199277    -773     
+ Misses        64143    63857    -286     
+ Partials      16939    16895     -44     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[github-actions]

❌ Gradle check result for fefa97d: FAILURE

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[github-actions]

❕ Gradle check result for fefa97d: UNSTABLE

• TEST FAILURES:

      1 org.opensearch.remotestore.RemoteIndexPrimaryRelocationIT.testPrimaryRelocationWhileIndexing

Please review all flaky tests that succeeded after retry and create an issue if one does not already exist to track the flaky failure.