2017-02-01 00:45:59 +00:00
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// +build integration,!no-etcd
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/*
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Copyright 2014 The Kubernetes Authors.
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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 auth
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// This file tests authentication and (soon) authorization of HTTP requests to a master object.
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// It does not use the client in pkg/client/... because authentication and authorization needs
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// to work for any client of the HTTP interface.
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"net/url"
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"os"
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"strconv"
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"strings"
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"testing"
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"time"
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2017-02-03 13:41:32 +00:00
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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2017-02-01 00:45:59 +00:00
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"k8s.io/apiserver/pkg/authentication/authenticator"
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"k8s.io/apiserver/pkg/authentication/group"
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"k8s.io/apiserver/pkg/authentication/request/bearertoken"
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2017-02-03 13:41:32 +00:00
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"k8s.io/apiserver/pkg/authentication/serviceaccount"
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2017-02-01 00:45:59 +00:00
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"k8s.io/apiserver/pkg/authentication/user"
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"k8s.io/apiserver/pkg/authorization/authorizer"
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2017-02-03 13:41:32 +00:00
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"k8s.io/client-go/tools/clientcmd/api/v1"
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2017-02-01 00:45:59 +00:00
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/testapi"
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authenticationv1beta1 "k8s.io/kubernetes/pkg/apis/authentication/v1beta1"
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"k8s.io/kubernetes/pkg/apis/autoscaling"
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"k8s.io/kubernetes/pkg/apis/extensions"
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"k8s.io/kubernetes/pkg/auth/authorizer/abac"
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apiserverauthorizer "k8s.io/kubernetes/pkg/genericapiserver/authorizer"
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"k8s.io/kubernetes/plugin/pkg/admission/admit"
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"k8s.io/kubernetes/plugin/pkg/auth/authenticator/token/tokentest"
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"k8s.io/kubernetes/plugin/pkg/auth/authenticator/token/webhook"
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"k8s.io/kubernetes/test/integration"
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"k8s.io/kubernetes/test/integration/framework"
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)
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const (
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AliceToken string = "abc123" // username: alice. Present in token file.
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BobToken string = "xyz987" // username: bob. Present in token file.
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UnknownToken string = "qwerty" // Not present in token file.
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)
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func getTestTokenAuth() authenticator.Request {
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tokenAuthenticator := tokentest.New()
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tokenAuthenticator.Tokens[AliceToken] = &user.DefaultInfo{Name: "alice", UID: "1"}
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tokenAuthenticator.Tokens[BobToken] = &user.DefaultInfo{Name: "bob", UID: "2"}
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return group.NewGroupAdder(bearertoken.New(tokenAuthenticator), []string{user.AllAuthenticated})
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}
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func getTestWebhookTokenAuth(serverURL string) (authenticator.Request, error) {
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kubecfgFile, err := ioutil.TempFile("", "webhook-kubecfg")
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if err != nil {
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return nil, err
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}
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defer os.Remove(kubecfgFile.Name())
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config := v1.Config{
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Clusters: []v1.NamedCluster{
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{
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Cluster: v1.Cluster{Server: serverURL},
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},
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},
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}
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if err := json.NewEncoder(kubecfgFile).Encode(config); err != nil {
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return nil, err
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}
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webhookTokenAuth, err := webhook.New(kubecfgFile.Name(), 2*time.Minute)
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if err != nil {
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return nil, err
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}
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return bearertoken.New(webhookTokenAuth), nil
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}
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func path(resource, namespace, name string) string {
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return testapi.Default.ResourcePath(resource, namespace, name)
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}
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func pathWithPrefix(prefix, resource, namespace, name string) string {
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return testapi.Default.ResourcePathWithPrefix(prefix, resource, namespace, name)
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}
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func timeoutPath(resource, namespace, name string) string {
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return addTimeoutFlag(testapi.Default.ResourcePath(resource, namespace, name))
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}
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// Bodies for requests used in subsequent tests.
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var aPod string = `
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{
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"kind": "Pod",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"metadata": {
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"name": "a",
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"creationTimestamp": null%s
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},
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"spec": {
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"containers": [
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{
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"name": "foo",
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"image": "bar/foo"
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}
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]
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}
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}
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`
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var aRC string = `
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{
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"kind": "ReplicationController",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"metadata": {
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"name": "a",
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"labels": {
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"name": "a"
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}%s
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},
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"spec": {
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"replicas": 2,
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"selector": {
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"name": "a"
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},
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"template": {
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"metadata": {
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"labels": {
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"name": "a"
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}
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},
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"spec": {
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"containers": [
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{
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"name": "foo",
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"image": "bar/foo"
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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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`
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var aService string = `
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{
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"kind": "Service",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"metadata": {
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"name": "a",
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"labels": {
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"name": "a"
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}%s
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},
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"spec": {
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"ports": [
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{
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"protocol": "TCP",
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"port": 8000
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}
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],
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"selector": {
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"name": "a"
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},
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"clusterIP": "10.0.0.100"
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}
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}
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`
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var aNode string = `
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{
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"kind": "Node",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"metadata": {
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"name": "a"%s
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},
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"spec": {
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"externalID": "external"
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}
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}
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`
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func aEvent(namespace string) string {
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return `
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{
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"kind": "Event",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"metadata": {
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"name": "a"%s
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},
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"involvedObject": {
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"kind": "Pod",
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"namespace": "` + namespace + `",
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"name": "a",
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"apiVersion": "v1"
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}
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}
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`
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}
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var aBinding string = `
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{
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"kind": "Binding",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"metadata": {
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"name": "a"%s
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},
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"target": {
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"name": "10.10.10.10"
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}
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}
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`
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var emptyEndpoints string = `
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{
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"kind": "Endpoints",
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"apiVersion": "v1",
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"metadata": {
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"name": "a"%s
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}
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}
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`
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var aEndpoints string = `
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{
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"kind": "Endpoints",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"metadata": {
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"name": "a"%s
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},
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"subsets": [
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{
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"addresses": [
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{
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"ip": "10.10.1.1"
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}
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],
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"ports": [
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{
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"port": 1909,
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"protocol": "TCP"
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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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var deleteNow string = `
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{
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"kind": "DeleteOptions",
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"apiVersion": "` + api.Registry.GroupOrDie(api.GroupName).GroupVersion.String() + `",
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"gracePeriodSeconds": 0%s
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}
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`
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// To ensure that a POST completes before a dependent GET, set a timeout.
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func addTimeoutFlag(URLString string) string {
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u, _ := url.Parse(URLString)
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values := u.Query()
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values.Set("timeout", "60s")
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u.RawQuery = values.Encode()
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return u.String()
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}
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func getTestRequests(namespace string) []struct {
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verb string
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URL string
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body string
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statusCodes map[int]bool // allowed status codes.
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} {
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requests := []struct {
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verb string
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URL string
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body string
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statusCodes map[int]bool // Set of expected resp.StatusCode if all goes well.
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}{
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// Normal methods on pods
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{"GET", path("pods", "", ""), "", integration.Code200},
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{"GET", path("pods", namespace, ""), "", integration.Code200},
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{"POST", timeoutPath("pods", namespace, ""), aPod, integration.Code201},
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{"PUT", timeoutPath("pods", namespace, "a"), aPod, integration.Code200},
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{"GET", path("pods", namespace, "a"), "", integration.Code200},
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// GET and POST for /exec should return Bad Request (400) since the pod has not been assigned a node yet.
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{"GET", path("pods", namespace, "a") + "/exec", "", integration.Code400},
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{"POST", path("pods", namespace, "a") + "/exec", "", integration.Code400},
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// PUT for /exec should return Method Not Allowed (405).
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{"PUT", path("pods", namespace, "a") + "/exec", "", integration.Code405},
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// GET and POST for /portforward should return Bad Request (400) since the pod has not been assigned a node yet.
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{"GET", path("pods", namespace, "a") + "/portforward", "", integration.Code400},
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{"POST", path("pods", namespace, "a") + "/portforward", "", integration.Code400},
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// PUT for /portforward should return Method Not Allowed (405).
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{"PUT", path("pods", namespace, "a") + "/portforward", "", integration.Code405},
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{"PATCH", path("pods", namespace, "a"), "{%v}", integration.Code200},
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{"DELETE", timeoutPath("pods", namespace, "a"), deleteNow, integration.Code200},
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// Non-standard methods (not expected to work,
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// but expected to pass/fail authorization prior to
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// failing validation.
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{"OPTIONS", path("pods", namespace, ""), "", integration.Code405},
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{"OPTIONS", path("pods", namespace, "a"), "", integration.Code405},
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{"HEAD", path("pods", namespace, ""), "", integration.Code405},
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{"HEAD", path("pods", namespace, "a"), "", integration.Code405},
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{"TRACE", path("pods", namespace, ""), "", integration.Code405},
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{"TRACE", path("pods", namespace, "a"), "", integration.Code405},
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{"NOSUCHVERB", path("pods", namespace, ""), "", integration.Code405},
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// Normal methods on services
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{"GET", path("services", "", ""), "", integration.Code200},
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{"GET", path("services", namespace, ""), "", integration.Code200},
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{"POST", timeoutPath("services", namespace, ""), aService, integration.Code201},
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// Create an endpoint for the service (this is done automatically by endpoint controller
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|
|
// whenever a service is created, but this test does not run that controller)
|
|
|
|
|
{"POST", timeoutPath("endpoints", namespace, ""), emptyEndpoints, integration.Code201},
|
|
|
|
|
// Should return service unavailable when endpoint.subset is empty.
|
|
|
|
|
{"GET", pathWithPrefix("proxy", "services", namespace, "a") + "/", "", integration.Code503},
|
|
|
|
|
{"PUT", timeoutPath("services", namespace, "a"), aService, integration.Code200},
|
|
|
|
|
{"GET", path("services", namespace, "a"), "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("endpoints", namespace, "a"), "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("services", namespace, "a"), "", integration.Code200},
|
|
|
|
|
|
|
|
|
|
// Normal methods on replicationControllers
|
|
|
|
|
{"GET", path("replicationControllers", "", ""), "", integration.Code200},
|
|
|
|
|
{"GET", path("replicationControllers", namespace, ""), "", integration.Code200},
|
|
|
|
|
{"POST", timeoutPath("replicationControllers", namespace, ""), aRC, integration.Code201},
|
|
|
|
|
{"PUT", timeoutPath("replicationControllers", namespace, "a"), aRC, integration.Code200},
|
|
|
|
|
{"GET", path("replicationControllers", namespace, "a"), "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("replicationControllers", namespace, "a"), "", integration.Code200},
|
|
|
|
|
|
|
|
|
|
// Normal methods on endpoints
|
|
|
|
|
{"GET", path("endpoints", "", ""), "", integration.Code200},
|
|
|
|
|
{"GET", path("endpoints", namespace, ""), "", integration.Code200},
|
|
|
|
|
{"POST", timeoutPath("endpoints", namespace, ""), aEndpoints, integration.Code201},
|
|
|
|
|
{"PUT", timeoutPath("endpoints", namespace, "a"), aEndpoints, integration.Code200},
|
|
|
|
|
{"GET", path("endpoints", namespace, "a"), "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("endpoints", namespace, "a"), "", integration.Code200},
|
|
|
|
|
|
|
|
|
|
// Normal methods on nodes
|
|
|
|
|
{"GET", path("nodes", "", ""), "", integration.Code200},
|
|
|
|
|
{"POST", timeoutPath("nodes", "", ""), aNode, integration.Code201},
|
|
|
|
|
{"PUT", timeoutPath("nodes", "", "a"), aNode, integration.Code200},
|
|
|
|
|
{"GET", path("nodes", "", "a"), "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("nodes", "", "a"), "", integration.Code200},
|
|
|
|
|
|
|
|
|
|
// Normal methods on events
|
|
|
|
|
{"GET", path("events", "", ""), "", integration.Code200},
|
|
|
|
|
{"GET", path("events", namespace, ""), "", integration.Code200},
|
|
|
|
|
{"POST", timeoutPath("events", namespace, ""), aEvent(namespace), integration.Code201},
|
|
|
|
|
{"PUT", timeoutPath("events", namespace, "a"), aEvent(namespace), integration.Code200},
|
|
|
|
|
{"GET", path("events", namespace, "a"), "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("events", namespace, "a"), "", integration.Code200},
|
|
|
|
|
|
|
|
|
|
// Normal methods on bindings
|
|
|
|
|
{"GET", path("bindings", namespace, ""), "", integration.Code405},
|
|
|
|
|
{"POST", timeoutPath("pods", namespace, ""), aPod, integration.Code201}, // Need a pod to bind or you get a 404
|
|
|
|
|
{"POST", timeoutPath("bindings", namespace, ""), aBinding, integration.Code201},
|
|
|
|
|
{"PUT", timeoutPath("bindings", namespace, "a"), aBinding, integration.Code404},
|
|
|
|
|
{"GET", path("bindings", namespace, "a"), "", integration.Code404}, // No bindings instances
|
|
|
|
|
{"DELETE", timeoutPath("bindings", namespace, "a"), "", integration.Code404},
|
|
|
|
|
|
|
|
|
|
// Non-existent object type.
|
|
|
|
|
{"GET", path("foo", "", ""), "", integration.Code404},
|
|
|
|
|
{"POST", path("foo", namespace, ""), `{"foo": "foo"}`, integration.Code404},
|
|
|
|
|
{"PUT", path("foo", namespace, "a"), `{"foo": "foo"}`, integration.Code404},
|
|
|
|
|
{"GET", path("foo", namespace, "a"), "", integration.Code404},
|
|
|
|
|
{"DELETE", timeoutPath("foo", namespace, ""), "", integration.Code404},
|
|
|
|
|
|
|
|
|
|
// Special verbs on nodes
|
|
|
|
|
{"GET", pathWithPrefix("proxy", "nodes", namespace, "a"), "", integration.Code404},
|
|
|
|
|
{"GET", pathWithPrefix("redirect", "nodes", namespace, "a"), "", integration.Code404},
|
|
|
|
|
// TODO: test .../watch/..., which doesn't end before the test timeout.
|
|
|
|
|
// TODO: figure out how to create a node so that it can successfully proxy/redirect.
|
|
|
|
|
|
|
|
|
|
// Non-object endpoints
|
|
|
|
|
{"GET", "/", "", integration.Code200},
|
|
|
|
|
{"GET", "/api", "", integration.Code200},
|
|
|
|
|
{"GET", "/healthz", "", integration.Code200},
|
|
|
|
|
{"GET", "/version", "", integration.Code200},
|
|
|
|
|
{"GET", "/invalidURL", "", integration.Code404},
|
|
|
|
|
}
|
|
|
|
|
return requests
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// The TestAuthMode* tests tests a large number of URLs and checks that they
|
|
|
|
|
// are FORBIDDEN or not, depending on the mode. They do not attempt to do
|
|
|
|
|
// detailed verification of behaviour beyond authorization. They are not
|
|
|
|
|
// fuzz tests.
|
|
|
|
|
//
|
|
|
|
|
// TODO(etune): write a fuzz test of the REST API.
|
|
|
|
|
func TestAuthModeAlwaysAllow(t *testing.T) {
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-always-allow", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
previousResourceVersion := make(map[string]float64)
|
|
|
|
|
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
var bodyStr string
|
|
|
|
|
if r.body != "" {
|
|
|
|
|
sub := ""
|
|
|
|
|
if r.verb == "PUT" {
|
|
|
|
|
// For update operations, insert previous resource version
|
|
|
|
|
if resVersion := previousResourceVersion[getPreviousResourceVersionKey(r.URL, "")]; resVersion != 0 {
|
|
|
|
|
sub += fmt.Sprintf(",\r\n\"resourceVersion\": \"%v\"", resVersion)
|
|
|
|
|
}
|
|
|
|
|
sub += fmt.Sprintf(",\r\n\"namespace\": %q", ns.Name)
|
|
|
|
|
}
|
|
|
|
|
bodyStr = fmt.Sprintf(r.body, sub)
|
|
|
|
|
}
|
|
|
|
|
r.body = bodyStr
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(bodyStr))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
if r.verb == "PATCH" {
|
|
|
|
|
req.Header.Set("Content-Type", "application/merge-patch+json")
|
|
|
|
|
}
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
b, _ := ioutil.ReadAll(resp.Body)
|
|
|
|
|
if _, ok := r.statusCodes[resp.StatusCode]; !ok {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status one of %v, but got %v", r.statusCodes, resp.StatusCode)
|
|
|
|
|
t.Errorf("Body: %v", string(b))
|
|
|
|
|
} else {
|
|
|
|
|
if r.verb == "POST" {
|
|
|
|
|
// For successful create operations, extract resourceVersion
|
|
|
|
|
id, currentResourceVersion, err := parseResourceVersion(b)
|
|
|
|
|
if err == nil {
|
|
|
|
|
key := getPreviousResourceVersionKey(r.URL, id)
|
|
|
|
|
previousResourceVersion[key] = currentResourceVersion
|
|
|
|
|
} else {
|
|
|
|
|
t.Logf("error in trying to extract resource version: %s", err)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func parseResourceVersion(response []byte) (string, float64, error) {
|
|
|
|
|
var resultBodyMap map[string]interface{}
|
|
|
|
|
err := json.Unmarshal(response, &resultBodyMap)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return "", 0, fmt.Errorf("unexpected error unmarshaling resultBody: %v", err)
|
|
|
|
|
}
|
|
|
|
|
metadata, ok := resultBodyMap["metadata"].(map[string]interface{})
|
|
|
|
|
if !ok {
|
|
|
|
|
return "", 0, fmt.Errorf("unexpected error, metadata not found in JSON response: %v", string(response))
|
|
|
|
|
}
|
|
|
|
|
id, ok := metadata["name"].(string)
|
|
|
|
|
if !ok {
|
|
|
|
|
return "", 0, fmt.Errorf("unexpected error, id not found in JSON response: %v", string(response))
|
|
|
|
|
}
|
|
|
|
|
resourceVersionString, ok := metadata["resourceVersion"].(string)
|
|
|
|
|
if !ok {
|
|
|
|
|
return "", 0, fmt.Errorf("unexpected error, resourceVersion not found in JSON response: %v", string(response))
|
|
|
|
|
}
|
|
|
|
|
resourceVersion, err := strconv.ParseFloat(resourceVersionString, 64)
|
|
|
|
|
if err != nil {
|
|
|
|
|
return "", 0, fmt.Errorf("unexpected error, could not parse resourceVersion as float64, err: %s. JSON response: %v", err, string(response))
|
|
|
|
|
}
|
|
|
|
|
return id, resourceVersion, nil
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func getPreviousResourceVersionKey(url, id string) string {
|
|
|
|
|
baseUrl := strings.Split(url, "?")[0]
|
|
|
|
|
key := baseUrl
|
|
|
|
|
if id != "" {
|
|
|
|
|
key = fmt.Sprintf("%s/%v", baseUrl, id)
|
|
|
|
|
}
|
|
|
|
|
return key
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestAuthModeAlwaysDeny(t *testing.T) {
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = apiserverauthorizer.NewAlwaysDenyAuthorizer()
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-always-deny", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
if resp.StatusCode != http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status Forbidden but got status %v", resp.Status)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Inject into master an authorizer that uses user info.
|
|
|
|
|
// TODO(etune): remove this test once a more comprehensive built-in authorizer is implemented.
|
|
|
|
|
type allowAliceAuthorizer struct{}
|
|
|
|
|
|
|
|
|
|
func (allowAliceAuthorizer) Authorize(a authorizer.Attributes) (bool, string, error) {
|
|
|
|
|
if a.GetUser() != nil && a.GetUser().GetName() == "alice" {
|
|
|
|
|
return true, "", nil
|
|
|
|
|
}
|
|
|
|
|
return false, "I can't allow that. Go ask alice.", nil
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestAliceNotForbiddenOrUnauthorized tests a user who is known to
|
|
|
|
|
// the authentication system and authorized to do any actions.
|
|
|
|
|
func TestAliceNotForbiddenOrUnauthorized(t *testing.T) {
|
|
|
|
|
// This file has alice and bob in it.
|
|
|
|
|
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = allowAliceAuthorizer{}
|
|
|
|
|
masterConfig.GenericConfig.AdmissionControl = admit.NewAlwaysAdmit()
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-alice-not-forbidden", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
previousResourceVersion := make(map[string]float64)
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
token := AliceToken
|
|
|
|
|
var bodyStr string
|
|
|
|
|
if r.body != "" {
|
|
|
|
|
sub := ""
|
|
|
|
|
if r.verb == "PUT" {
|
|
|
|
|
// For update operations, insert previous resource version
|
|
|
|
|
if resVersion := previousResourceVersion[getPreviousResourceVersionKey(r.URL, "")]; resVersion != 0 {
|
|
|
|
|
sub += fmt.Sprintf(",\r\n\"resourceVersion\": \"%v\"", resVersion)
|
|
|
|
|
}
|
|
|
|
|
sub += fmt.Sprintf(",\r\n\"namespace\": %q", ns.Name)
|
|
|
|
|
}
|
|
|
|
|
bodyStr = fmt.Sprintf(r.body, sub)
|
|
|
|
|
}
|
|
|
|
|
r.body = bodyStr
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(bodyStr))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
if r.verb == "PATCH" {
|
|
|
|
|
req.Header.Set("Content-Type", "application/merge-patch+json")
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
b, _ := ioutil.ReadAll(resp.Body)
|
|
|
|
|
if _, ok := r.statusCodes[resp.StatusCode]; !ok {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status one of %v, but got %v", r.statusCodes, resp.StatusCode)
|
|
|
|
|
t.Errorf("Body: %v", string(b))
|
|
|
|
|
} else {
|
|
|
|
|
if r.verb == "POST" {
|
|
|
|
|
// For successful create operations, extract resourceVersion
|
|
|
|
|
id, currentResourceVersion, err := parseResourceVersion(b)
|
|
|
|
|
if err == nil {
|
|
|
|
|
key := getPreviousResourceVersionKey(r.URL, id)
|
|
|
|
|
previousResourceVersion[key] = currentResourceVersion
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestBobIsForbidden tests that a user who is known to
|
|
|
|
|
// the authentication system but not authorized to do any actions
|
|
|
|
|
// should receive "Forbidden".
|
|
|
|
|
func TestBobIsForbidden(t *testing.T) {
|
|
|
|
|
// This file has alice and bob in it.
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = allowAliceAuthorizer{}
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-bob-forbidden", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
token := BobToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
// Expect all of bob's actions to return Forbidden
|
|
|
|
|
if resp.StatusCode != http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected not status Forbidden, but got %s", resp.Status)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestUnknownUserIsUnauthorized tests that a user who is unknown
|
|
|
|
|
// to the authentication system get status code "Unauthorized".
|
|
|
|
|
// An authorization module is installed in this scenario for integration
|
|
|
|
|
// test purposes, but requests aren't expected to reach it.
|
|
|
|
|
func TestUnknownUserIsUnauthorized(t *testing.T) {
|
|
|
|
|
// This file has alice and bob in it.
|
|
|
|
|
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = allowAliceAuthorizer{}
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-unknown-unauthorized", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
token := UnknownToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
// Expect all of unauthenticated user's request to be "Unauthorized"
|
|
|
|
|
if resp.StatusCode != http.StatusUnauthorized {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status %v, but got %v", http.StatusUnauthorized, resp.StatusCode)
|
|
|
|
|
b, _ := ioutil.ReadAll(resp.Body)
|
|
|
|
|
t.Errorf("Body: %v", string(b))
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
type impersonateAuthorizer struct{}
|
|
|
|
|
|
|
|
|
|
// alice can't act as anyone and bob can't do anything but act-as someone
|
|
|
|
|
func (impersonateAuthorizer) Authorize(a authorizer.Attributes) (bool, string, error) {
|
|
|
|
|
// alice can impersonate service accounts and do other actions
|
|
|
|
|
if a.GetUser() != nil && a.GetUser().GetName() == "alice" && a.GetVerb() == "impersonate" && a.GetResource() == "serviceaccounts" {
|
|
|
|
|
return true, "", nil
|
|
|
|
|
}
|
|
|
|
|
if a.GetUser() != nil && a.GetUser().GetName() == "alice" && a.GetVerb() != "impersonate" {
|
|
|
|
|
return true, "", nil
|
|
|
|
|
}
|
|
|
|
|
// bob can impersonate anyone, but that it
|
|
|
|
|
if a.GetUser() != nil && a.GetUser().GetName() == "bob" && a.GetVerb() == "impersonate" {
|
|
|
|
|
return true, "", nil
|
|
|
|
|
}
|
|
|
|
|
// service accounts can do everything
|
|
|
|
|
if a.GetUser() != nil && strings.HasPrefix(a.GetUser().GetName(), serviceaccount.ServiceAccountUsernamePrefix) {
|
|
|
|
|
return true, "", nil
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return false, "I can't allow that. Go ask alice.", nil
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestImpersonateIsForbidden(t *testing.T) {
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = impersonateAuthorizer{}
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-impersonate-forbidden", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
// bob can't perform actions himself
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
token := BobToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
// Expect all of bob's actions to return Forbidden
|
|
|
|
|
if resp.StatusCode != http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected not status Forbidden, but got %s", resp.Status)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// bob can impersonate alice to do other things
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
token := BobToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
req.Header.Set("Impersonate-User", "alice")
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
// Expect all the requests to be allowed, don't care what they actually do
|
|
|
|
|
if resp.StatusCode == http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status not %v, but got %v", http.StatusForbidden, resp.StatusCode)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// alice can't impersonate bob
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
token := AliceToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
req.Header.Set("Impersonate-User", "bob")
|
|
|
|
|
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
// Expect all of bob's actions to return Forbidden
|
|
|
|
|
if resp.StatusCode != http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected not status Forbidden, but got %s", resp.Status)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// alice can impersonate a service account
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
token := BobToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
req.Header.Set("Impersonate-User", serviceaccount.MakeUsername("default", "default"))
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
// Expect all the requests to be allowed, don't care what they actually do
|
|
|
|
|
if resp.StatusCode == http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status not %v, but got %v", http.StatusForbidden, resp.StatusCode)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func newAuthorizerWithContents(t *testing.T, contents string) authorizer.Authorizer {
|
|
|
|
|
f, err := ioutil.TempFile("", "auth_test")
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error creating policyfile: %v", err)
|
|
|
|
|
}
|
|
|
|
|
f.Close()
|
|
|
|
|
defer os.Remove(f.Name())
|
|
|
|
|
|
|
|
|
|
if err := ioutil.WriteFile(f.Name(), []byte(contents), 0700); err != nil {
|
|
|
|
|
t.Fatalf("unexpected error writing policyfile: %v", err)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pl, err := abac.NewFromFile(f.Name())
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error creating authorizer from policyfile: %v", err)
|
|
|
|
|
}
|
|
|
|
|
return pl
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
type trackingAuthorizer struct {
|
|
|
|
|
requestAttributes []authorizer.Attributes
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func (a *trackingAuthorizer) Authorize(attributes authorizer.Attributes) (bool, string, error) {
|
|
|
|
|
a.requestAttributes = append(a.requestAttributes, attributes)
|
|
|
|
|
return true, "", nil
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestAuthorizationAttributeDetermination tests that authorization attributes are built correctly
|
|
|
|
|
func TestAuthorizationAttributeDetermination(t *testing.T) {
|
|
|
|
|
trackingAuthorizer := &trackingAuthorizer{}
|
|
|
|
|
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = trackingAuthorizer
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-attribute-determination", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
requests := map[string]struct {
|
|
|
|
|
verb string
|
|
|
|
|
URL string
|
|
|
|
|
expectedAttributes authorizer.Attributes
|
|
|
|
|
}{
|
|
|
|
|
"prefix/version/resource": {"GET", "/api/v1/pods", authorizer.AttributesRecord{APIGroup: api.GroupName, Resource: "pods"}},
|
|
|
|
|
"prefix/group/version/resource": {"GET", "/apis/extensions/v1/pods", authorizer.AttributesRecord{APIGroup: extensions.GroupName, Resource: "pods"}},
|
|
|
|
|
"prefix/group/version/resource2": {"GET", "/apis/autoscaling/v1/horizontalpodautoscalers", authorizer.AttributesRecord{APIGroup: autoscaling.GroupName, Resource: "horizontalpodautoscalers"}},
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
currentAuthorizationAttributesIndex := 0
|
|
|
|
|
|
|
|
|
|
for testName, r := range requests {
|
|
|
|
|
token := BobToken
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, nil)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", testName)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
found := false
|
|
|
|
|
for i := currentAuthorizationAttributesIndex; i < len(trackingAuthorizer.requestAttributes); i++ {
|
|
|
|
|
if trackingAuthorizer.requestAttributes[i].GetAPIGroup() == r.expectedAttributes.GetAPIGroup() &&
|
|
|
|
|
trackingAuthorizer.requestAttributes[i].GetResource() == r.expectedAttributes.GetResource() {
|
|
|
|
|
found = true
|
|
|
|
|
break
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
t.Logf("%#v did not match %#v", r.expectedAttributes, trackingAuthorizer.requestAttributes[i].(*authorizer.AttributesRecord))
|
|
|
|
|
}
|
|
|
|
|
if !found {
|
|
|
|
|
t.Errorf("did not find %#v in %#v", r.expectedAttributes, trackingAuthorizer.requestAttributes[currentAuthorizationAttributesIndex:])
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
currentAuthorizationAttributesIndex = len(trackingAuthorizer.requestAttributes)
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestNamespaceAuthorization tests that authorization can be controlled
|
|
|
|
|
// by namespace.
|
|
|
|
|
func TestNamespaceAuthorization(t *testing.T) {
|
|
|
|
|
// This file has alice and bob in it.
|
|
|
|
|
a := newAuthorizerWithContents(t, `{"namespace": "auth-namespace"}
|
|
|
|
|
`)
|
|
|
|
|
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = a
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-namespace", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
previousResourceVersion := make(map[string]float64)
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
requests := []struct {
|
|
|
|
|
verb string
|
|
|
|
|
URL string
|
|
|
|
|
namespace string
|
|
|
|
|
body string
|
|
|
|
|
statusCodes map[int]bool // allowed status codes.
|
|
|
|
|
}{
|
|
|
|
|
|
|
|
|
|
{"POST", timeoutPath("pods", ns.Name, ""), "foo", aPod, integration.Code201},
|
|
|
|
|
{"GET", path("pods", ns.Name, ""), "foo", "", integration.Code200},
|
|
|
|
|
{"GET", path("pods", ns.Name, "a"), "foo", "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("pods", ns.Name, "a"), "foo", "", integration.Code200},
|
|
|
|
|
|
|
|
|
|
{"POST", timeoutPath("pods", "foo", ""), "bar", aPod, integration.Code403},
|
|
|
|
|
{"GET", path("pods", "foo", ""), "bar", "", integration.Code403},
|
|
|
|
|
{"GET", path("pods", "foo", "a"), "bar", "", integration.Code403},
|
|
|
|
|
{"DELETE", timeoutPath("pods", "foo", "a"), "bar", "", integration.Code403},
|
|
|
|
|
|
2017-02-03 13:41:32 +00:00
|
|
|
{"POST", timeoutPath("pods", metav1.NamespaceDefault, ""), "", aPod, integration.Code403},
|
2017-02-01 00:45:59 +00:00
|
|
|
{"GET", path("pods", "", ""), "", "", integration.Code403},
|
2017-02-03 13:41:32 +00:00
|
|
|
{"GET", path("pods", metav1.NamespaceDefault, "a"), "", "", integration.Code403},
|
|
|
|
|
{"DELETE", timeoutPath("pods", metav1.NamespaceDefault, "a"), "", "", integration.Code403},
|
2017-02-01 00:45:59 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for _, r := range requests {
|
|
|
|
|
token := BobToken
|
|
|
|
|
var bodyStr string
|
|
|
|
|
if r.body != "" {
|
|
|
|
|
sub := ""
|
|
|
|
|
if r.verb == "PUT" && r.body != "" {
|
|
|
|
|
// For update operations, insert previous resource version
|
|
|
|
|
if resVersion := previousResourceVersion[getPreviousResourceVersionKey(r.URL, "")]; resVersion != 0 {
|
|
|
|
|
sub += fmt.Sprintf(",\r\n\"resourceVersion\": \"%v\"", resVersion)
|
|
|
|
|
}
|
|
|
|
|
namespace := r.namespace
|
|
|
|
|
// FIXME: Is that correct?
|
|
|
|
|
if len(namespace) == 0 {
|
|
|
|
|
namespace = "default"
|
|
|
|
|
}
|
|
|
|
|
sub += fmt.Sprintf(",\r\n\"namespace\": %q", namespace)
|
|
|
|
|
}
|
|
|
|
|
bodyStr = fmt.Sprintf(r.body, sub)
|
|
|
|
|
}
|
|
|
|
|
r.body = bodyStr
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(bodyStr))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
b, _ := ioutil.ReadAll(resp.Body)
|
|
|
|
|
if _, ok := r.statusCodes[resp.StatusCode]; !ok {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status one of %v, but got %v", r.statusCodes, resp.StatusCode)
|
|
|
|
|
t.Errorf("Body: %v", string(b))
|
|
|
|
|
} else {
|
|
|
|
|
if r.verb == "POST" {
|
|
|
|
|
// For successful create operations, extract resourceVersion
|
|
|
|
|
id, currentResourceVersion, err := parseResourceVersion(b)
|
|
|
|
|
if err == nil {
|
|
|
|
|
key := getPreviousResourceVersionKey(r.URL, id)
|
|
|
|
|
previousResourceVersion[key] = currentResourceVersion
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestKindAuthorization tests that authorization can be controlled
|
|
|
|
|
// by namespace.
|
|
|
|
|
func TestKindAuthorization(t *testing.T) {
|
|
|
|
|
// This file has alice and bob in it.
|
|
|
|
|
a := newAuthorizerWithContents(t, `{"resource": "services"}
|
|
|
|
|
`)
|
|
|
|
|
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = a
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-kind", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
previousResourceVersion := make(map[string]float64)
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
requests := []struct {
|
|
|
|
|
verb string
|
|
|
|
|
URL string
|
|
|
|
|
body string
|
|
|
|
|
statusCodes map[int]bool // allowed status codes.
|
|
|
|
|
}{
|
|
|
|
|
{"POST", timeoutPath("services", ns.Name, ""), aService, integration.Code201},
|
|
|
|
|
{"GET", path("services", ns.Name, ""), "", integration.Code200},
|
|
|
|
|
{"GET", path("services", ns.Name, "a"), "", integration.Code200},
|
|
|
|
|
{"DELETE", timeoutPath("services", ns.Name, "a"), "", integration.Code200},
|
|
|
|
|
|
|
|
|
|
{"POST", timeoutPath("pods", ns.Name, ""), aPod, integration.Code403},
|
|
|
|
|
{"GET", path("pods", "", ""), "", integration.Code403},
|
|
|
|
|
{"GET", path("pods", ns.Name, "a"), "", integration.Code403},
|
|
|
|
|
{"DELETE", timeoutPath("pods", ns.Name, "a"), "", integration.Code403},
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for _, r := range requests {
|
|
|
|
|
token := BobToken
|
|
|
|
|
var bodyStr string
|
|
|
|
|
if r.body != "" {
|
|
|
|
|
bodyStr = fmt.Sprintf(r.body, "")
|
|
|
|
|
if r.verb == "PUT" && r.body != "" {
|
|
|
|
|
// For update operations, insert previous resource version
|
|
|
|
|
if resVersion := previousResourceVersion[getPreviousResourceVersionKey(r.URL, "")]; resVersion != 0 {
|
|
|
|
|
resourceVersionJson := fmt.Sprintf(",\r\n\"resourceVersion\": \"%v\"", resVersion)
|
|
|
|
|
bodyStr = fmt.Sprintf(r.body, resourceVersionJson)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
r.body = bodyStr
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(bodyStr))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
{
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
b, _ := ioutil.ReadAll(resp.Body)
|
|
|
|
|
if _, ok := r.statusCodes[resp.StatusCode]; !ok {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status one of %v, but got %v", r.statusCodes, resp.StatusCode)
|
|
|
|
|
t.Errorf("Body: %v", string(b))
|
|
|
|
|
} else {
|
|
|
|
|
if r.verb == "POST" {
|
|
|
|
|
// For successful create operations, extract resourceVersion
|
|
|
|
|
id, currentResourceVersion, err := parseResourceVersion(b)
|
|
|
|
|
if err == nil {
|
|
|
|
|
key := getPreviousResourceVersionKey(r.URL, id)
|
|
|
|
|
previousResourceVersion[key] = currentResourceVersion
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestReadOnlyAuthorization tests that authorization can be controlled
|
|
|
|
|
// by namespace.
|
|
|
|
|
func TestReadOnlyAuthorization(t *testing.T) {
|
|
|
|
|
// This file has alice and bob in it.
|
|
|
|
|
a := newAuthorizerWithContents(t, `{"readonly": true}`)
|
|
|
|
|
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = getTestTokenAuth()
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = a
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-read-only", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
requests := []struct {
|
|
|
|
|
verb string
|
|
|
|
|
URL string
|
|
|
|
|
body string
|
|
|
|
|
statusCodes map[int]bool // allowed status codes.
|
|
|
|
|
}{
|
|
|
|
|
{"POST", path("pods", ns.Name, ""), aPod, integration.Code403},
|
|
|
|
|
{"GET", path("pods", ns.Name, ""), "", integration.Code200},
|
2017-02-03 13:41:32 +00:00
|
|
|
{"GET", path("pods", metav1.NamespaceDefault, "a"), "", integration.Code404},
|
2017-02-01 00:45:59 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for _, r := range requests {
|
|
|
|
|
token := BobToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
if _, ok := r.statusCodes[resp.StatusCode]; !ok {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected status one of %v, but got %v", r.statusCodes, resp.StatusCode)
|
|
|
|
|
b, _ := ioutil.ReadAll(resp.Body)
|
|
|
|
|
t.Errorf("Body: %v", string(b))
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TestWebhookTokenAuthenticator tests that a master can use the webhook token
|
|
|
|
|
// authenticator to call out to a remote web server for authentication
|
|
|
|
|
// decisions.
|
|
|
|
|
func TestWebhookTokenAuthenticator(t *testing.T) {
|
|
|
|
|
authServer := newTestWebhookTokenAuthServer()
|
|
|
|
|
defer authServer.Close()
|
|
|
|
|
authenticator, err := getTestWebhookTokenAuth(authServer.URL)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("error starting webhook token authenticator server: %v", err)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Set up a master
|
|
|
|
|
masterConfig := framework.NewIntegrationTestMasterConfig()
|
|
|
|
|
masterConfig.GenericConfig.Authenticator = authenticator
|
|
|
|
|
masterConfig.GenericConfig.Authorizer = allowAliceAuthorizer{}
|
|
|
|
|
_, s := framework.RunAMaster(masterConfig)
|
|
|
|
|
defer s.Close()
|
|
|
|
|
|
|
|
|
|
ns := framework.CreateTestingNamespace("auth-webhook-token", s, t)
|
|
|
|
|
defer framework.DeleteTestingNamespace(ns, s, t)
|
|
|
|
|
|
|
|
|
|
transport := http.DefaultTransport
|
|
|
|
|
|
|
|
|
|
for _, r := range getTestRequests(ns.Name) {
|
|
|
|
|
// Expect Bob's requests to all fail.
|
|
|
|
|
token := BobToken
|
|
|
|
|
bodyBytes := bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err := http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
// Expect all of Bob's actions to return Forbidden
|
|
|
|
|
if resp.StatusCode != http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected http.Forbidden, but got %s", resp.Status)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
// Expect Alice's requests to succeed.
|
|
|
|
|
token = AliceToken
|
|
|
|
|
bodyBytes = bytes.NewReader([]byte(r.body))
|
|
|
|
|
req, err = http.NewRequest(r.verb, s.URL+r.URL, bodyBytes)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
|
|
|
|
|
|
|
|
|
|
func() {
|
|
|
|
|
resp, err := transport.RoundTrip(req)
|
|
|
|
|
if err != nil {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Fatalf("unexpected error: %v", err)
|
|
|
|
|
}
|
|
|
|
|
defer resp.Body.Close()
|
|
|
|
|
// Expect all of Alice's actions to at least get past authn/authz.
|
|
|
|
|
if resp.StatusCode == http.StatusUnauthorized || resp.StatusCode == http.StatusForbidden {
|
|
|
|
|
t.Logf("case %v", r)
|
|
|
|
|
t.Errorf("Expected something other than Unauthorized/Forbidden, but got %s", resp.Status)
|
|
|
|
|
}
|
|
|
|
|
}()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// newTestWebhookTokenAuthServer creates an http token authentication server
|
|
|
|
|
// that knows about both Alice and Bob.
|
|
|
|
|
func newTestWebhookTokenAuthServer() *httptest.Server {
|
|
|
|
|
serveHTTP := func(w http.ResponseWriter, r *http.Request) {
|
|
|
|
|
var review authenticationv1beta1.TokenReview
|
|
|
|
|
if err := json.NewDecoder(r.Body).Decode(&review); err != nil {
|
|
|
|
|
http.Error(w, fmt.Sprintf("failed to decode body: %v", err), http.StatusBadRequest)
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
type userInfo struct {
|
|
|
|
|
Username string `json:"username"`
|
|
|
|
|
UID string `json:"uid"`
|
|
|
|
|
Groups []string `json:"groups"`
|
|
|
|
|
}
|
|
|
|
|
type status struct {
|
|
|
|
|
Authenticated bool `json:"authenticated"`
|
|
|
|
|
User userInfo `json:"user"`
|
|
|
|
|
}
|
|
|
|
|
var username, uid string
|
|
|
|
|
authenticated := false
|
|
|
|
|
if review.Spec.Token == AliceToken {
|
|
|
|
|
authenticated, username, uid = true, "alice", "1"
|
|
|
|
|
} else if review.Spec.Token == BobToken {
|
|
|
|
|
authenticated, username, uid = true, "bob", "2"
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
resp := struct {
|
|
|
|
|
APIVersion string `json:"apiVersion"`
|
|
|
|
|
Status status `json:"status"`
|
|
|
|
|
}{
|
|
|
|
|
APIVersion: authenticationv1beta1.SchemeGroupVersion.String(),
|
|
|
|
|
Status: status{
|
|
|
|
|
authenticated,
|
|
|
|
|
userInfo{
|
|
|
|
|
Username: username,
|
|
|
|
|
UID: uid,
|
|
|
|
|
},
|
|
|
|
|
},
|
|
|
|
|
}
|
|
|
|
|
w.Header().Set("Content-Type", "application/json")
|
|
|
|
|
json.NewEncoder(w).Encode(resp)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
server := httptest.NewUnstartedServer(http.HandlerFunc(serveHTTP))
|
|
|
|
|
server.Start()
|
|
|
|
|
return server
|
|
|
|
|
}
|
