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Add an ability to use custom SSL factory to configure Kafka Connect RestServer.
Currently Kafka Connect provides only one basic mechanism based on file key stores to configure SSL for REST server.
Kafka Connect is used by all sizes of organizations serving varied technical and business domains. SSL/TLS communication is a very critical part of organizations' standards. SSL config customization is the most part of functionality for any applications.

Background

Common approach to configure extensible SSL for Kafka broker & clients was introduced at the KIP-519. The property ssl.engine.factory.class was added in this patch to specify custom creation of the SSL Engine.

Public Interfaces

Use SSLConfig.SSL_ENGINE_FACTORY_CLASS_CONFIG ("ssl.engine.factory.class") property with prefixes:

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