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Bootstrap Node Names

This parameter defines the hostname for the bootstrap node in the OpenShift cluster. The bootstrap node is temporary and provides initial control plane services during cluster installation.

Requirements

  • Must follow DNS hostname standards
  • Must be unique within cluster
  • Must use cluster domain suffix
  • Should only contain one entry
  • Should follow consistent naming pattern

Usage

Default naming pattern:

# Standard format
bootstrap.{{.Machine.Name}}.{{.ParamExpand "openshift/cluster-domain"}}

# Example with cluster 'prod' and domain 'example.com':
- bootstrap.prod.example.com

Notes: - Used only during installation - Converted to worker after installation - Required for initial cluster creation - Temporary role in cluster - Referenced in load balancer config