Porting Scripted Upsert

[NicholasDCole]

Add scripted upsert functionality to ES Sink Connector

Problem

Need scripted upsert functionality to support older Elastic Search client/server version

Also, need ability to inject Kafka payload as Params object

Solution

Add SCRIPTED_UPSERT write.method and custom logic in DataConverter.java to handle parameter injection as well as script injection into ES UpdateRequest

Does this solution apply anywhere else?

• [ ] yes
• [ ] no

If yes, where?

Test Strategy

Testing done:

• [x] Unit tests
• [ ] Integration tests
• [ ] System tests
• [x] Manual tests

Release Plan

Merge -> 11.1.x -> Create release

This is a Backport for 11.1.x . I will also merge to master within another PR

N/A

[cla-assistant[bot]]

All committers have signed the CLA.

[NicholasDCole]

Please review @sp-gupta @kkonstantine @snehashisp