v.24.1Improvement

Cluster Discovery Now Supports Username and Password Settings

Cluster discovery supports setting username and password, close #58063. #58123 (vdimir).
Cluster discovery in ClickHouse now supports specifying username and password for authentication.

Why it matters

This feature addresses the need for secure authentication when performing cluster discovery. By allowing users to set a username and password, it enhances security and flexibility in environments where clusters require authentication, preventing unauthorized access and ensuring smooth inter-node communication.

How to use it

Users can enable authentication during cluster discovery by providing the desired username and password in the cluster configuration settings. This ensures that connections established for cluster discovery use the specified credentials for authentication.