github.com/khulnasoft-lab/defsec@v1.0.5-0.20230827010352-5e9f46893d95/rules/kubernetes/policies/advanced/optional/use_resource_quota.rego (about)

     1  # METADATA
     2  # title: "resource quota usage"
     3  # description: "ensure resource quota policy has configure in order to limit aggregate resource usage within namespace"
     4  # scope: package
     5  # schemas:
     6  # - input: schema["kubernetes"]
     7  # related_resources:
     8  # - https://kubernetes.io/docs/tasks/administer-cluster/manage-resources/quota-memory-cpu-namespace/
     9  # custom:
    10  #   id: KSV040
    11  #   avd_id: AVD-KSV-0040
    12  #   severity: LOW
    13  #   short_code: resource-quota-usage
    14  #   recommended_action: "create resource quota policy with mem and cpu quota per each namespace"
    15  #   input:
    16  #     selector:
    17  #     - type: kubernetes
    18  package builtin.kubernetes.KSV040
    19  
    20  import data.lib.kubernetes
    21  import data.lib.utils
    22  
    23  resourceQuotaConfigure {
    24  	lower(input.kind) == "resourcequota"
    25  	input.spec[hard]
    26  	kubernetes.has_field(input.spec.hard, "requests.cpu")
    27  	kubernetes.has_field(input.spec.hard, "requests.memory")
    28  	kubernetes.has_field(input.spec.hard, "limits.cpu")
    29  	kubernetes.has_field(input.spec.hard, "limits.memory")
    30  }
    31  
    32  deny[res] {
    33  	not resourceQuotaConfigure
    34  	msg := "resource quota policy with hard memory and cpu quota per namespace should be configure"
    35  	res := result.new(msg, object.get(input.spec, "hard", input.spec))
    36  }