31 lines
951 B
YAML
31 lines
951 B
YAML
apiVersion: templates.gatekeeper.sh/v1beta1
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kind: ConstraintTemplate
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metadata:
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name: restrictedpaths
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spec:
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crd:
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spec:
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names:
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kind: RestrictedPaths
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validation:
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openAPIV3Schema:
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properties:
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paths:
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type: array
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items: string
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targets:
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- target: admission.k8s.gatekeeper.sh
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rego: |
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package restrictedPaths
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violation[{"msg": msg}] {
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# get all the paths for HostPath volumes:
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requested := {path | v := input.review.object.spec.volumes[_]
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path := v.hostPath.path}
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# get all the restricted paths:
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restricted := {path | path:= input.parameters.paths[_]}
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# if any match then the request is blocked:
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blocked := requested & restricted
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count(blocked) > 0
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msg := sprintf("HostPath '%v' is restricted", [blocked])
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} |