k8s.io/apiserver@v0.31.1/pkg/endpoints/handlers/responsewriters/errors_test.go (about)

     1  /*
     2  Copyright 2017 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package responsewriters
    18  
    19  import (
    20  	"errors"
    21  	"net/http"
    22  	"net/http/httptest"
    23  	"net/url"
    24  	"testing"
    25  
    26  	"k8s.io/apimachinery/pkg/runtime"
    27  	"k8s.io/apimachinery/pkg/runtime/serializer"
    28  	"k8s.io/apiserver/pkg/authentication/user"
    29  	"k8s.io/apiserver/pkg/authorization/authorizer"
    30  	"k8s.io/apiserver/pkg/endpoints/request"
    31  )
    32  
    33  func TestErrors(t *testing.T) {
    34  	internalError := errors.New("ARGH")
    35  	fns := map[string]func(http.ResponseWriter, *http.Request){
    36  		"InternalError": func(w http.ResponseWriter, req *http.Request) {
    37  			InternalError(w, req, internalError)
    38  		},
    39  	}
    40  	cases := []struct {
    41  		fn       string
    42  		uri      string
    43  		expected string
    44  	}{
    45  		{"InternalError", "/get", "Internal Server Error: \"/get\": ARGH\n"},
    46  		{"InternalError", "/<script>", "Internal Server Error: \"/&lt;script&gt;\": ARGH\n"},
    47  	}
    48  	for _, test := range cases {
    49  		observer := httptest.NewRecorder()
    50  		fns[test.fn](observer, &http.Request{RequestURI: test.uri})
    51  		result := observer.Body.String()
    52  		if result != test.expected {
    53  			t.Errorf("%s(..., %q) != %q, got %q", test.fn, test.uri, test.expected, result)
    54  		}
    55  	}
    56  }
    57  
    58  func TestForbidden(t *testing.T) {
    59  	u := &user.DefaultInfo{Name: "NAME"}
    60  	cases := []struct {
    61  		expected    string
    62  		attributes  authorizer.Attributes
    63  		reason      string
    64  		contentType string
    65  	}{
    66  		{`{"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"forbidden: User \"NAME\" cannot GET path \"/whatever\"","reason":"Forbidden","details":{},"code":403}
    67  `, authorizer.AttributesRecord{User: u, Verb: "GET", Path: "/whatever"}, "", "application/json"},
    68  		{`{"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"forbidden: User \"NAME\" cannot GET path \"/\u0026lt;script\u0026gt;\"","reason":"Forbidden","details":{},"code":403}
    69  `, authorizer.AttributesRecord{User: u, Verb: "GET", Path: "/<script>"}, "", "application/json"},
    70  		{`{"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"pod is forbidden: User \"NAME\" cannot get resource \"pod\" in API group \"\" at the cluster scope","reason":"Forbidden","details":{"kind":"pod"},"code":403}
    71  `, authorizer.AttributesRecord{User: u, Verb: "get", Resource: "pod", ResourceRequest: true}, "", "application/json"},
    72  		{`{"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"pod \"mypod\" is forbidden: User \"NAME\" cannot get resource \"pod\" in API group \"\" at the cluster scope","reason":"Forbidden","details":{"name":"mypod","kind":"pod"},"code":403}
    73  `, authorizer.AttributesRecord{User: u, Verb: "get", Resource: "pod", ResourceRequest: true, Name: "mypod"}, "", "application/json"},
    74  		{`{"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"pod.v2 is forbidden: User \"NAME\" cannot get resource \"pod/quota\" in API group \"v2\" in the namespace \"test\"","reason":"Forbidden","details":{"group":"v2","kind":"pod"},"code":403}
    75  `, authorizer.AttributesRecord{User: u, Verb: "get", Namespace: "test", APIGroup: "v2", Resource: "pod", Subresource: "quota", ResourceRequest: true}, "", "application/json"},
    76  	}
    77  	for _, test := range cases {
    78  		observer := httptest.NewRecorder()
    79  		scheme := runtime.NewScheme()
    80  		negotiatedSerializer := serializer.NewCodecFactory(scheme).WithoutConversion()
    81  		Forbidden(request.NewDefaultContext(), test.attributes, observer, &http.Request{URL: &url.URL{Path: "/path"}}, test.reason, negotiatedSerializer)
    82  		result := observer.Body.String()
    83  		if result != test.expected {
    84  			t.Errorf("Forbidden response body(%#v...)\n expected: %v\ngot:       %v", test.attributes, test.expected, result)
    85  		}
    86  		//nolint:staticcheck // SA1019 backwards compatibility
    87  		resultType := observer.HeaderMap.Get("Content-Type")
    88  		if resultType != test.contentType {
    89  			t.Errorf("Forbidden content type(%#v...) != %#v, got %#v", test.attributes, test.expected, result)
    90  		}
    91  	}
    92  }