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

     1  package builtin.kubernetes.KCV0011
     2  
     3  test_always_admin_plugin_is_enabled {
     4  	r := deny with input as {
     5  		"apiVersion": "v1",
     6  		"kind": "Pod",
     7  		"metadata": {
     8  			"name": "apiserver",
     9  			"labels": {
    10  				"component": "kube-apiserver",
    11  				"tier": "control-plane",
    12  			},
    13  		},
    14  		"spec": {"containers": [{
    15  			"command": ["kube-apiserver", "--enable-admission-plugins=AlwaysAdmit"],
    16  			"image": "busybox",
    17  			"name": "hello",
    18  		}]},
    19  	}
    20  
    21  	count(r) == 1
    22  	r[_].msg == "Ensure that the admission control plugin AlwaysAdmit is not set"
    23  }
    24  
    25  test_always_admit_plugin_is_not_configured {
    26  	r := deny with input as {
    27  		"apiVersion": "v1",
    28  		"kind": "Pod",
    29  		"metadata": {
    30  			"name": "apiserver",
    31  			"labels": {
    32  				"component": "kube-apiserver",
    33  				"tier": "control-plane",
    34  			},
    35  		},
    36  		"spec": {"containers": [{
    37  			"command": ["kube-apiserver", "--authorization-mode=Node,RBAC", "--anonymous-auth=false"],
    38  			"image": "busybox",
    39  			"name": "hello",
    40  		}]},
    41  	}
    42  
    43  	count(r) == 0
    44  }
    45  
    46  test_always_admit_plugin_is_not_enabled {
    47  	r := deny with input as {
    48  		"apiVersion": "v1",
    49  		"kind": "Pod",
    50  		"metadata": {
    51  			"name": "apiserver",
    52  			"labels": {
    53  				"component": "kube-apiserver",
    54  				"tier": "control-plane",
    55  			},
    56  		},
    57  		"spec": {"containers": [{
    58  			"command": ["kube-apiserver", "--enable-admission-plugins=NamespaceLifecycle,ServiceAccount"],
    59  			"image": "busybox",
    60  			"name": "hello",
    61  		}]},
    62  	}
    63  
    64  	count(r) == 0
    65  }
    66  
    67  test_always_admit_plugin_is_enabled_with_others {
    68  	r := deny with input as {
    69  		"apiVersion": "v1",
    70  		"kind": "Pod",
    71  		"metadata": {
    72  			"name": "apiserver",
    73  			"labels": {
    74  				"component": "kube-apiserver",
    75  				"tier": "control-plane",
    76  			},
    77  		},
    78  		"spec": {"containers": [{
    79  			"command": ["kube-apiserver", "--enable-admission-plugins=NamespaceLifecycle,AlwaysAdmit,ServiceAccount"],
    80  			"image": "busybox",
    81  			"name": "hello",
    82  		}]},
    83  	}
    84  
    85  	count(r) == 1
    86  	r[_].msg == "Ensure that the admission control plugin AlwaysAdmit is not set"
    87  }