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nicholasjackson/opa-rego-language

Rego is the declarative policy language used by Open Policy Agent (OPA). This tile covers writing and testing Rego policies for Kubernetes admission control, Terraform and infrastructure-as-code plan validation, Docker container authorization, HTTP API authorization, RBAC and role-based access control, data filtering, metadata annotations with opa inspect, and OPA policy testing with opa test.

99

1.19x

Quality

Pending

Does it follow best practices?

Impact

99%

1.19x

Average score across 31 eval scenarios

SecuritybySnyk

Pending

The risk profile of this skill

Overview
Eval results
Files

rubric.jsonevals/scenario-15/

{
  "context": "Evaluates whether the agent uses the walk() built-in to traverse a Terraform planned_values tree including child modules, rather than hardcoding paths to root and child module resources. The input structure is input.planned_values, not tfplan.resource_changes.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Uses walk() built-in",
      "description": "The policy uses `walk(input.planned_values, [path, value])` to traverse the planned_values tree rather than separately accessing root_module.resources and child_modules[*].resources",
      "max_score": 35
    },
    {
      "name": "Collects resources from all modules",
      "description": "The policy builds a set of resources (e.g. `resources contains r if { ... }`) from the walk results, covering both root module and child module resources",
      "max_score": 25
    },
    {
      "name": "Deny rule for HTTP in description",
      "description": "A deny rule triggers when any collected resource's `values.description` contains the string `\"HTTP\"` (using `contains()` built-in)",
      "max_score": 15
    },
    {
      "name": "Tests pass",
      "description": "All tests pass when running `opa test . -v`",
      "max_score": 25
    }
  ]
}

README.md

rules.md

tile.json