mirror of https://github.com/k3s-io/k3s
82 lines
2.4 KiB
Go
82 lines
2.4 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package scdeny
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import (
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"testing"
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"k8s.io/kubernetes/pkg/admission"
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"k8s.io/kubernetes/pkg/api"
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)
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// ensures the SecurityContext is denied if it defines anything more than Caps or Privileged
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func TestAdmission(t *testing.T) {
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handler := NewSecurityContextDeny(nil)
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var runAsUser int64 = 1
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priv := true
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successCases := map[string]*api.SecurityContext{
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"no sc": nil,
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"empty sc": {},
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"valid sc": {Privileged: &priv, Capabilities: &api.Capabilities{}},
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}
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pod := api.Pod{
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Spec: api.PodSpec{
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Containers: []api.Container{
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{},
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},
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},
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}
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for k, v := range successCases {
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pod.Spec.Containers[0].SecurityContext = v
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err := handler.Admit(admission.NewAttributesRecord(&pod, "Pod", "foo", "name", string(api.ResourcePods), "", "ignored", nil))
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if err != nil {
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t.Errorf("Unexpected error returned from admission handler for case %s", k)
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}
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}
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errorCases := map[string]*api.SecurityContext{
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"run as user": {RunAsUser: &runAsUser},
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"se linux optons": {SELinuxOptions: &api.SELinuxOptions{}},
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"mixed settings": {Privileged: &priv, RunAsUser: &runAsUser, SELinuxOptions: &api.SELinuxOptions{}},
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}
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for k, v := range errorCases {
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pod.Spec.Containers[0].SecurityContext = v
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err := handler.Admit(admission.NewAttributesRecord(&pod, "Pod", "foo", "name", string(api.ResourcePods), "", "ignored", nil))
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if err == nil {
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t.Errorf("Expected error returned from admission handler for case %s", k)
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}
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}
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}
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func TestHandles(t *testing.T) {
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handler := NewSecurityContextDeny(nil)
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tests := map[admission.Operation]bool{
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admission.Update: true,
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admission.Create: true,
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admission.Delete: false,
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admission.Connect: false,
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}
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for op, expected := range tests {
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result := handler.Handles(op)
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if result != expected {
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t.Errorf("Unexpected result for operation %s: %v\n", op, result)
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}
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}
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}
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