50 lines
1.6 KiB
YAML
50 lines
1.6 KiB
YAML
apiVersion: kyverno.io/v1
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kind: ClusterPolicy
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metadata:
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name: require-resource-limits
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annotations:
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policies.kyverno.io/title: "Обязательные resource limits"
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policies.kyverno.io/category: Resources
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policies.kyverno.io/severity: high
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policies.kyverno.io/subject: Pod
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policies.kyverno.io/description: >-
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Каждый контейнер (включая init и ephemeral) обязан иметь
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limits.memory и limits.cpu. Без лимитов контейнер может
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потребить все ресурсы ноды и убить соседей (noisy neighbor).
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spec:
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validationFailureAction: Enforce
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background: true
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rules:
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- name: check-container-limits
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match:
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resources:
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kinds:
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- Pod
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exclude:
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resources:
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namespaces:
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- kube-system
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- kyverno
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validate:
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message: >-
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Контейнер '{{ element.name }}' в поде '{{ request.object.metadata.name }}'
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(namespace: {{ request.object.metadata.namespace }}) не имеет resource limits.
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Добавьте в манифест:
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resources:
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limits:
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memory: "256Mi"
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cpu: "500m"
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Документация: https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/
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foreach:
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- list: >-
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request.object.spec.containers[] |
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merge(request.object.spec.initContainers[] || `[]`, @) |
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merge(request.object.spec.ephemeralContainers[] || `[]`, @)
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pattern:
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resources:
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limits:
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memory: "?*"
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cpu: "?*"
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