github.com/khulnasoft-lab/defsec@v1.0.5-0.20230827010352-5e9f46893d95/rules/kubernetes/policies/cisbenchmarks/kubelet/kubelet_read_only_port_argument.rego (about)

     1  # METADATA
     2  # title: "Verify that the --read-only-port argument is set to 0"
     3  # description: "Disable the read-only port."
     4  # scope: package
     5  # schemas:
     6  # - input: schema["kubernetes"]
     7  # related_resources:
     8  # - https://www.cisecurity.org/benchmark/kubernetes
     9  # custom:
    10  #   id: KCV0082
    11  #   avd_id: AVD-KCV-0082
    12  #   severity: HIGH
    13  #   short_code: verify-read-only-port-argument-set-0
    14  #   recommended_action: "Disable the read-only port"
    15  #   input:
    16  #     selector:
    17  #     - type: kubernetes
    18  package builtin.kubernetes.KCV0082
    19  
    20  import data.lib.kubernetes
    21  
    22  types := ["master", "worker"]
    23  
    24  validate_kubelet_read_only_set(sp) := {"kubeletReadOnlyPortArgumentSet": violation} {
    25  	sp.kind == "NodeInfo"
    26  	sp.type == types[_]
    27  	violation := {read_only | read_only = sp.info.kubeletReadOnlyPortArgumentSet.values[_]; not read_only == 0}
    28  	count(violation) > 0
    29  }
    30  
    31  deny[res] {
    32  	output := validate_kubelet_read_only_set(input)
    33  	msg := "Verify that the --read-only-port argument is set to 0"
    34  	res := result.new(msg, output)
    35  }