Logstash 8.12.0 Release Notes

Add support for adding and removing multiple keystore keys in a single operation #15739
Docker: Update Iron Bank base image to ubi9.2 #15490
Internal: extract GeoIP database manager to stand-alone feature #15348

Add missing method of logger wrapper for puma #15640
Fix logstash-keystore multiple keys operations with command flags #15737
Separate scheduling of segments flushes from time #15697
Add system properties to configure Jackson’s stream read constraints #15763
Fix issue with Jackson 2.15: Can not write a field name, expecting a value #15564

Add info and link to Logstash running on a Kubernetes cluster through Elastic Cloud on Kubernetes (ECK) #15565
Add info for sending Logstash monitoring data to Elastic serverless #15636
Add docs for extending integrations with filter-elastic_integration #15674
Update Logstash intro and security overview for serverless #15663
Update the Logstash-to-Logstash communication docs to reflect the multiple hosts usage #15512

Elasticsearch Input - 4.19.1

Plugin version bump to pick up docs fix in #199 required to clear build error in docgen. #200
Add search_api option to support search_after and scroll #198
The default value auto uses search_after for Elasticsearch >= 8, otherwise, fall back to scroll

Http Input - 3.8.0

Fixed SSL Java KeyStore support #171
Added ssl_keystore_type configuration
Added SSL Java TrustStore configurations (ssl_truststore_type, ssl_truststore_path and ssl_truststore_password)

Elastic_enterprise_search Integration - 3.0.0

[BREAKING] Swiftype endpoints are no longer supported for both plugins App Search and Workplace Search
Bumped Enterprise Search clients to version >= 7.16, < 9 #18
Added support to SSL configurations (ssl_certificate_authorities, ssl_truststore_path, ssl_truststore_password, ssl_truststore_type, ssl_verification_mode, ssl_supported_protocols and ssl_cipher_suites)
The App Search deprecated options host and path were removed

Kafka Integration - 11.3.3

Fixed: "Can’t modify frozen string" error when record value is nil (tombstones) #155

Logstash Integration - 1.0.1

Fixed: improves throughput by allowing pipeline workers to share a plugin instance concurrently instead of sequentially #19
Introduced load balancing mechanism to distribute the requests among the hosts #16

Elasticsearch Output - 11.22.2

Fixed: avoid to populate version and version_type attributes when processing integration metadata and datastream is enabled. #1161
Added support for propagating event processing metadata when this output is downstream of an Elastic Integration Filter and configured without explicit version, version_type, or routing directives #1158
Added support for propagating event processing metadata when this output is downstream of an Elastic Integration Filter and configured without explicit index, document_id, or pipeline directives #1155
Changed the register to initiate pipeline shutdown upon bootstrap failure instead of simply logging the error #1151
Doc: Replace document_already_exist_exception with version_conflict_engine_exception in the silence_errors_in_log setting example #1159
Doc: Add content for sending data to Elasticsearch on serverless #1164