Fix for flaky test SimpleBlocksIT.testAddBlockWhileDeletingIndices

[ankitkala]

Description

Fix for flaky test SimpleBlocksIT.testAddBlockWhileDeletingIndices

Adds a retry logic for delete index call incase the call fails due to ProcessClusterEventTimeoutException

Related Issues

Resolves #2472

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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[github-actions]

Compatibility status:

Checks if related components are compatible with change 01844a5

Incompatible components

Skipped components

Compatible components

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

[github-actions]

❕ Gradle check result for 01844a5: UNSTABLE

• TEST FAILURES:

      1 org.opensearch.smoketest.SmokeTestMultiNodeClientYamlTestSuiteIT.test {yaml=pit/10_basic/Delete all}
      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.

[codecov]

Codecov Report

Attention: 62 lines in your changes are missing coverage. Please review.

Comparison is base (f7f3500) 71.37% compared to head (01844a5) 71.39%.
Report is 2 commits behind head on main.

Files	Patch %	Lines
...rch/pipeline/common/CollapseResponseProcessor.java	71.42%	7 Missing and 5 partials ⚠️
...ch/pipeline/common/helpers/SearchResponseUtil.java	69.69%	8 Missing and 2 partials ⚠️
...search/core/common/io/stream/BytesStreamInput.java	40.00%	7 Missing and 2 partials ⚠️
...earch/search/pipeline/common/SearchRequestMap.java	80.00%	6 Missing and 3 partials ⚠️
...search/pipeline/common/ScriptRequestProcessor.java	40.00%	6 Missing ⚠️
...ch/pipeline/common/OversampleRequestProcessor.java	73.68%	3 Missing and 2 partials ⚠️
...pipeline/common/TruncateHitsResponseProcessor.java	84.61%	2 Missing and 2 partials ⚠️
...rg/opensearch/search/pipeline/common/BasicMap.java	90.90%	2 Missing ⚠️
...eline/common/SearchPipelineCommonModulePlugin.java	0.00%	1 Missing ⚠️
...h/search/pipeline/common/helpers/ContextUtils.java	75.00%	0 Missing and 1 partial ⚠️
... and 3 more

Additional details and impacted files

@@             Coverage Diff              @@
##               main   #11492      +/-   ##
============================================
+ Coverage     71.37%   71.39%   +0.02%     
- Complexity    59113    59132      +19     
============================================
  Files          4893     4903      +10     
  Lines        277831   277983     +152     
  Branches      40367    40382      +15     
============================================
+ Hits         198288   198465     +177     
- Misses        63042    63056      +14     
+ Partials      16501    16462      -39     

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