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Repo Boilerplate Guardrails - Codeowners Min Owners

Codeowners Min Owners

repo-boilerplate.codeowners-min-owners

Ensures each CODEOWNERS rule has a minimum number of owners for redundancy. Configurable via the min_owners_per_rule input.

codeowners minimum owners bus factor redundancy

Compatible Integrations

This guardrail works with the following integrations. Click to see how to use Codeowners Min Owners with each collector.

Enable This Guardrail

Add the parent policy to your lunar-config.yml to enable this guardrail.

📄 lunar-config.yml
policies:
  - uses: github://earthly/lunar-lib/policies/repo-boilerplate@v1.0.5
    include: [codeowners-min-owners]
    # with: ...

How This Guardrail Works

This guardrail is part of the Repo Boilerplate Guardrails policy. It evaluates data collected by integrations and produces a pass/fail check with actionable feedback.

When enabled, this check runs automatically on every PR and in AI coding workflows, providing real-time enforcement of your engineering standards.

Learn How Lunar Works
1
Integrations Gather Data
Collectors extract metadata from code, CI pipelines, tool outputs, and scans
2
{ } Centralized as JSON
All data merged into each component's unified metadata document
3
This Guardrail Checks Current
Codeowners Min Owners runs and provides pass/fail feedback

Configuration Options

These inputs can be configured in your lunar-config.yml to customize how the parent policy (and this guardrail) behaves.

Input Required Default Description
min_lines Optional 25 Minimum number of lines required in README file
required_sections Required Comma-separated list of required sections in README file
min_owners_per_rule Optional 2 Minimum number of owners required per CODEOWNERS rule
max_owners_per_rule Optional 10 Maximum number of owners allowed per CODEOWNERS rule
Repo Boilerplate Guardrails

Repo Boilerplate Guardrails

This guardrail is part of the Repo Boilerplate Guardrails policy, which includes 16 guardrails for repository and ownership.

View Policy

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