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			524 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| /*
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| Copyright 2017 The Kubernetes Authors.
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| 
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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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| 
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|     http://www.apache.org/licenses/LICENSE-2.0
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| 
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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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| 
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| package create
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| 
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| import (
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| 	"reflect"
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| 	"testing"
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| 
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| 	rbac "k8s.io/api/rbac/v1"
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| 	"k8s.io/apimachinery/pkg/api/equality"
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| 	"k8s.io/apimachinery/pkg/apis/meta/v1"
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| 	"k8s.io/apimachinery/pkg/runtime"
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| 	"k8s.io/apimachinery/pkg/util/diff"
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| 	"k8s.io/client-go/rest/fake"
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| 	"k8s.io/kubernetes/pkg/api/legacyscheme"
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| 	cmdtesting "k8s.io/kubernetes/pkg/kubectl/cmd/testing"
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| 	"k8s.io/kubernetes/pkg/kubectl/genericclioptions"
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| )
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| 
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| func TestCreateRole(t *testing.T) {
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| 	roleName := "my-role"
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| 
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| 	tf := cmdtesting.NewTestFactory().WithNamespace("test")
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| 	defer tf.Cleanup()
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| 
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| 	tf.Client = &fake.RESTClient{}
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| 	tf.ClientConfigVal = defaultClientConfig()
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| 
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| 	tests := map[string]struct {
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| 		verbs         string
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| 		resources     string
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| 		resourceNames string
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| 		expectedRole  *rbac.Role
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| 	}{
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| 		"test-duplicate-resources": {
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| 			verbs:     "get,watch,list",
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| 			resources: "pods,pods",
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| 			expectedRole: &rbac.Role{
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| 				TypeMeta: v1.TypeMeta{APIVersion: "rbac.authorization.k8s.io/v1", Kind: "Role"},
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| 				ObjectMeta: v1.ObjectMeta{
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| 					Name: roleName,
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| 				},
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| 				Rules: []rbac.PolicyRule{
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| 					{
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| 						Verbs:         []string{"get", "watch", "list"},
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| 						Resources:     []string{"pods"},
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| 						APIGroups:     []string{""},
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| 						ResourceNames: []string{},
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| 					},
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| 				},
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| 			},
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| 		},
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| 		"test-subresources": {
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| 			verbs:     "get,watch,list",
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| 			resources: "replicasets/scale",
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| 			expectedRole: &rbac.Role{
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| 				TypeMeta: v1.TypeMeta{APIVersion: "rbac.authorization.k8s.io/v1", Kind: "Role"},
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| 				ObjectMeta: v1.ObjectMeta{
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| 					Name: roleName,
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| 				},
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| 				Rules: []rbac.PolicyRule{
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| 					{
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| 						Verbs:         []string{"get", "watch", "list"},
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| 						Resources:     []string{"replicasets/scale"},
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| 						APIGroups:     []string{"extensions"},
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| 						ResourceNames: []string{},
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| 					},
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| 				},
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| 			},
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| 		},
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| 		"test-subresources-with-apigroup": {
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| 			verbs:     "get,watch,list",
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| 			resources: "replicasets.extensions/scale",
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| 			expectedRole: &rbac.Role{
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| 				TypeMeta: v1.TypeMeta{APIVersion: "rbac.authorization.k8s.io/v1", Kind: "Role"},
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| 				ObjectMeta: v1.ObjectMeta{
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| 					Name: roleName,
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| 				},
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| 				Rules: []rbac.PolicyRule{
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| 					{
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| 						Verbs:         []string{"get", "watch", "list"},
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| 						Resources:     []string{"replicasets/scale"},
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| 						APIGroups:     []string{"extensions"},
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| 						ResourceNames: []string{},
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| 					},
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| 				},
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| 			},
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| 		},
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| 		"test-valid-case-with-multiple-apigroups": {
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| 			verbs:     "get,watch,list",
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| 			resources: "pods,deployments.extensions",
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| 			expectedRole: &rbac.Role{
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| 				TypeMeta: v1.TypeMeta{APIVersion: "rbac.authorization.k8s.io/v1", Kind: "Role"},
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| 				ObjectMeta: v1.ObjectMeta{
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| 					Name: roleName,
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| 				},
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| 				Rules: []rbac.PolicyRule{
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| 					{
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| 						Verbs:         []string{"get", "watch", "list"},
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| 						Resources:     []string{"pods"},
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| 						APIGroups:     []string{""},
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| 						ResourceNames: []string{},
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| 					},
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| 					{
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| 						Verbs:         []string{"get", "watch", "list"},
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| 						Resources:     []string{"deployments"},
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| 						APIGroups:     []string{"extensions"},
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| 						ResourceNames: []string{},
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| 					},
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| 				},
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| 			},
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| 		},
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| 	}
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| 
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| 	for name, test := range tests {
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| 		t.Run(name, func(t *testing.T) {
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| 			ioStreams, _, buf, _ := genericclioptions.NewTestIOStreams()
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| 			cmd := NewCmdCreateRole(tf, ioStreams)
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| 			cmd.Flags().Set("dry-run", "true")
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| 			cmd.Flags().Set("output", "yaml")
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| 			cmd.Flags().Set("verb", test.verbs)
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| 			cmd.Flags().Set("resource", test.resources)
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| 			if test.resourceNames != "" {
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| 				cmd.Flags().Set("resource-name", test.resourceNames)
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| 			}
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| 			cmd.Run(cmd, []string{roleName})
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| 			actual := &rbac.Role{}
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| 			if err := runtime.DecodeInto(legacyscheme.Codecs.UniversalDecoder(), buf.Bytes(), actual); err != nil {
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| 				t.Log(string(buf.Bytes()))
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| 				t.Fatal(err)
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| 			}
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| 			if !equality.Semantic.DeepEqual(test.expectedRole, actual) {
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| 				t.Errorf("%s", diff.ObjectReflectDiff(test.expectedRole, actual))
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| 			}
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| 		})
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| 	}
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| }
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| 
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| func TestValidate(t *testing.T) {
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| 	tf := cmdtesting.NewTestFactory().WithNamespace("test")
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| 	defer tf.Cleanup()
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| 
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| 	tests := map[string]struct {
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| 		roleOptions *CreateRoleOptions
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| 		expectErr   bool
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| 	}{
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| 		"test-missing-name": {
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| 			roleOptions: &CreateRoleOptions{},
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| 			expectErr:   true,
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| 		},
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| 		"test-missing-verb": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name: "my-role",
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-missing-resource": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"get"},
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-missing-resource-existing-apigroup": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"get"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Group: "extensions",
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| 					},
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| 				},
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-missing-resource-existing-subresource": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"get"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						SubResource: "scale",
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| 					},
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| 				},
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-invalid-verb": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"invalid-verb"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Resource: "pods",
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| 					},
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| 				},
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-nonresource-verb": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"post"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Resource: "pods",
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| 					},
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| 				},
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-special-verb": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"use"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Resource: "pods",
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| 					},
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| 				},
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-mix-verbs": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"impersonate", "use"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Resource:    "userextras",
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| 						SubResource: "scopes",
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| 					},
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| 				},
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| 			},
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| 			expectErr: true,
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| 		},
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| 		"test-special-verb-with-wrong-apigroup": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"impersonate"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Resource:    "userextras",
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| 						SubResource: "scopes",
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| 						Group:       "extensions",
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| 					},
 | |
| 				},
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| 			},
 | |
| 			expectErr: true,
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| 		},
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| 		"test-invalid-resource": {
 | |
| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"get"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Resource: "invalid-resource",
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| 					},
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| 				},
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| 			},
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| 			expectErr: true,
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| 		},
 | |
| 		"test-resource-name-with-multiple-resources": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "my-role",
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| 				Verbs: []string{"get"},
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| 				Resources: []ResourceOptions{
 | |
| 					{
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| 						Resource: "pods",
 | |
| 					},
 | |
| 					{
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| 						Resource: "deployments",
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| 						Group:    "extensions",
 | |
| 					},
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| 				},
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| 				ResourceNames: []string{"foo"},
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| 			},
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| 			expectErr: false,
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| 		},
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| 		"test-valid-case": {
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| 			roleOptions: &CreateRoleOptions{
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| 				Name:  "role-binder",
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| 				Verbs: []string{"get", "list", "bind"},
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| 				Resources: []ResourceOptions{
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| 					{
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| 						Resource: "roles",
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| 						Group:    "rbac.authorization.k8s.io",
 | |
| 					},
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| 				},
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| 				ResourceNames: []string{"foo"},
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| 			},
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| 			expectErr: false,
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| 		},
 | |
| 		"test-valid-case-with-subresource": {
 | |
| 			roleOptions: &CreateRoleOptions{
 | |
| 				Name:  "my-role",
 | |
| 				Verbs: []string{"get", "list"},
 | |
| 				Resources: []ResourceOptions{
 | |
| 					{
 | |
| 						Resource:    "replicasets",
 | |
| 						SubResource: "scale",
 | |
| 					},
 | |
| 				},
 | |
| 				ResourceNames: []string{"bar"},
 | |
| 			},
 | |
| 			expectErr: false,
 | |
| 		},
 | |
| 		"test-valid-case-with-additional-resource": {
 | |
| 			roleOptions: &CreateRoleOptions{
 | |
| 				Name:  "my-role",
 | |
| 				Verbs: []string{"impersonate"},
 | |
| 				Resources: []ResourceOptions{
 | |
| 					{
 | |
| 						Resource:    "userextras",
 | |
| 						SubResource: "scopes",
 | |
| 						Group:       "authentication.k8s.io",
 | |
| 					},
 | |
| 				},
 | |
| 			},
 | |
| 			expectErr: false,
 | |
| 		},
 | |
| 	}
 | |
| 
 | |
| 	for name, test := range tests {
 | |
| 		var err error
 | |
| 		test.roleOptions.Mapper, err = tf.ToRESTMapper()
 | |
| 		if err != nil {
 | |
| 			t.Fatal(err)
 | |
| 		}
 | |
| 		err = test.roleOptions.Validate()
 | |
| 		if test.expectErr && err == nil {
 | |
| 			t.Errorf("%s: expect error happens but validate passes.", name)
 | |
| 		}
 | |
| 		if !test.expectErr && err != nil {
 | |
| 			t.Errorf("%s: unexpected error: %v", name, err)
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| func TestComplete(t *testing.T) {
 | |
| 	roleName := "my-role"
 | |
| 
 | |
| 	tf := cmdtesting.NewTestFactory().WithNamespace("test")
 | |
| 	defer tf.Cleanup()
 | |
| 
 | |
| 	tf.Client = &fake.RESTClient{}
 | |
| 	tf.ClientConfigVal = defaultClientConfig()
 | |
| 
 | |
| 	cmd := NewCmdCreateRole(tf, genericclioptions.NewTestIOStreamsDiscard())
 | |
| 	cmd.Flags().Set("resource", "pods,deployments.extensions")
 | |
| 
 | |
| 	tests := map[string]struct {
 | |
| 		params      []string
 | |
| 		roleOptions *CreateRoleOptions
 | |
| 		expected    *CreateRoleOptions
 | |
| 		expectErr   bool
 | |
| 	}{
 | |
| 		"test-missing-name": {
 | |
| 			params: []string{},
 | |
| 			roleOptions: &CreateRoleOptions{
 | |
| 				PrintFlags: genericclioptions.NewPrintFlags("created").WithTypeSetter(legacyscheme.Scheme),
 | |
| 			},
 | |
| 			expectErr: true,
 | |
| 		},
 | |
| 		"test-duplicate-verbs": {
 | |
| 			params: []string{roleName},
 | |
| 			roleOptions: &CreateRoleOptions{
 | |
| 				PrintFlags: genericclioptions.NewPrintFlags("created").WithTypeSetter(legacyscheme.Scheme),
 | |
| 				Name:       roleName,
 | |
| 				Verbs: []string{
 | |
| 					"get",
 | |
| 					"watch",
 | |
| 					"list",
 | |
| 					"get",
 | |
| 				},
 | |
| 			},
 | |
| 			expected: &CreateRoleOptions{
 | |
| 				Name: roleName,
 | |
| 				Verbs: []string{
 | |
| 					"get",
 | |
| 					"watch",
 | |
| 					"list",
 | |
| 				},
 | |
| 				Resources: []ResourceOptions{
 | |
| 					{
 | |
| 						Resource: "pods",
 | |
| 						Group:    "",
 | |
| 					},
 | |
| 					{
 | |
| 						Resource: "deployments",
 | |
| 						Group:    "extensions",
 | |
| 					},
 | |
| 				},
 | |
| 				ResourceNames: []string{},
 | |
| 			},
 | |
| 			expectErr: false,
 | |
| 		},
 | |
| 		"test-verball": {
 | |
| 			params: []string{roleName},
 | |
| 			roleOptions: &CreateRoleOptions{
 | |
| 				PrintFlags: genericclioptions.NewPrintFlags("created").WithTypeSetter(legacyscheme.Scheme),
 | |
| 				Name:       roleName,
 | |
| 				Verbs: []string{
 | |
| 					"get",
 | |
| 					"watch",
 | |
| 					"list",
 | |
| 					"*",
 | |
| 				},
 | |
| 			},
 | |
| 			expected: &CreateRoleOptions{
 | |
| 				Name:  roleName,
 | |
| 				Verbs: []string{"*"},
 | |
| 				Resources: []ResourceOptions{
 | |
| 					{
 | |
| 						Resource: "pods",
 | |
| 						Group:    "",
 | |
| 					},
 | |
| 					{
 | |
| 						Resource: "deployments",
 | |
| 						Group:    "extensions",
 | |
| 					},
 | |
| 				},
 | |
| 				ResourceNames: []string{},
 | |
| 			},
 | |
| 			expectErr: false,
 | |
| 		},
 | |
| 		"test-duplicate-resourcenames": {
 | |
| 			params: []string{roleName},
 | |
| 			roleOptions: &CreateRoleOptions{
 | |
| 				PrintFlags:    genericclioptions.NewPrintFlags("created").WithTypeSetter(legacyscheme.Scheme),
 | |
| 				Name:          roleName,
 | |
| 				Verbs:         []string{"*"},
 | |
| 				ResourceNames: []string{"foo", "foo"},
 | |
| 			},
 | |
| 			expected: &CreateRoleOptions{
 | |
| 				Name:  roleName,
 | |
| 				Verbs: []string{"*"},
 | |
| 				Resources: []ResourceOptions{
 | |
| 					{
 | |
| 						Resource: "pods",
 | |
| 						Group:    "",
 | |
| 					},
 | |
| 					{
 | |
| 						Resource: "deployments",
 | |
| 						Group:    "extensions",
 | |
| 					},
 | |
| 				},
 | |
| 				ResourceNames: []string{"foo"},
 | |
| 			},
 | |
| 			expectErr: false,
 | |
| 		},
 | |
| 		"test-valid-complete-case": {
 | |
| 			params: []string{roleName},
 | |
| 			roleOptions: &CreateRoleOptions{
 | |
| 				PrintFlags:    genericclioptions.NewPrintFlags("created").WithTypeSetter(legacyscheme.Scheme),
 | |
| 				Name:          roleName,
 | |
| 				Verbs:         []string{"*"},
 | |
| 				ResourceNames: []string{"foo"},
 | |
| 			},
 | |
| 			expected: &CreateRoleOptions{
 | |
| 				Name:  roleName,
 | |
| 				Verbs: []string{"*"},
 | |
| 				Resources: []ResourceOptions{
 | |
| 					{
 | |
| 						Resource: "pods",
 | |
| 						Group:    "",
 | |
| 					},
 | |
| 					{
 | |
| 						Resource: "deployments",
 | |
| 						Group:    "extensions",
 | |
| 					},
 | |
| 				},
 | |
| 				ResourceNames: []string{"foo"},
 | |
| 			},
 | |
| 			expectErr: false,
 | |
| 		},
 | |
| 	}
 | |
| 
 | |
| 	for name, test := range tests {
 | |
| 		err := test.roleOptions.Complete(tf, cmd, test.params)
 | |
| 		if !test.expectErr && err != nil {
 | |
| 			t.Errorf("%s: unexpected error: %v", name, err)
 | |
| 		}
 | |
| 
 | |
| 		if test.expectErr {
 | |
| 			if err != nil {
 | |
| 				continue
 | |
| 			} else {
 | |
| 				t.Errorf("%s: expect error happens but test passes.", name)
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		if test.roleOptions.Name != test.expected.Name {
 | |
| 			t.Errorf("%s:\nexpected name:\n%#v\nsaw name:\n%#v", name, test.expected.Name, test.roleOptions.Name)
 | |
| 		}
 | |
| 
 | |
| 		if !reflect.DeepEqual(test.roleOptions.Verbs, test.expected.Verbs) {
 | |
| 			t.Errorf("%s:\nexpected verbs:\n%#v\nsaw verbs:\n%#v", name, test.expected.Verbs, test.roleOptions.Verbs)
 | |
| 		}
 | |
| 
 | |
| 		if !reflect.DeepEqual(test.roleOptions.Resources, test.expected.Resources) {
 | |
| 			t.Errorf("%s:\nexpected resources:\n%#v\nsaw resources:\n%#v", name, test.expected.Resources, test.roleOptions.Resources)
 | |
| 		}
 | |
| 
 | |
| 		if !reflect.DeepEqual(test.roleOptions.ResourceNames, test.expected.ResourceNames) {
 | |
| 			t.Errorf("%s:\nexpected resource names:\n%#v\nsaw resource names:\n%#v", name, test.expected.ResourceNames, test.roleOptions.ResourceNames)
 | |
| 		}
 | |
| 	}
 | |
| }
 |