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https://github.com/k3s-io/kubernetes.git
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116 lines
3.8 KiB
Go
116 lines
3.8 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package apiserver
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import (
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"testing"
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)
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// NewAlwaysAllowAuthorizer must return a struct which implements authorizer.Authorizer
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// and always return nil.
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func TestNewAlwaysAllowAuthorizer(t *testing.T) {
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aaa := NewAlwaysAllowAuthorizer()
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if result := aaa.Authorize(nil); result != nil {
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t.Errorf("AlwaysAllowAuthorizer.Authorize did not return nil. (%s)", result)
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}
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}
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// NewAlwaysDenyAuthorizer must return a struct which implements authorizer.Authorizer
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// and always return an error as everything is forbidden.
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func TestNewAlwaysDenyAuthorizer(t *testing.T) {
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ada := NewAlwaysDenyAuthorizer()
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if result := ada.Authorize(nil); result == nil {
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t.Errorf("AlwaysDenyAuthorizer.Authorize returned nil instead of error.")
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}
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}
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// NewAuthorizerFromAuthorizationConfig has multiple return possibilities. This test
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// validates that errors are returned only when proper.
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func TestNewAuthorizerFromAuthorizationConfig(t *testing.T) {
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examplePolicyFile := "../auth/authorizer/abac/example_policy_file.jsonl"
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tests := []struct {
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modes []string
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config AuthorizationConfig
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wantErr bool
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msg string
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}{
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{
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// Unknown modes should return errors
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modes: []string{"DoesNotExist"},
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wantErr: true,
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msg: "using a fake mode should have returned an error",
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},
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{
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// ModeAlwaysAllow and ModeAlwaysDeny should return without authorizationPolicyFile
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// but error if one is given
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modes: []string{ModeAlwaysAllow, ModeAlwaysDeny},
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msg: "returned an error for valid config",
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},
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{
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// ModeABAC requires a policy file
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modes: []string{ModeAlwaysAllow, ModeAlwaysDeny, ModeABAC},
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wantErr: true,
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msg: "specifying ABAC with no policy file should return an error",
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},
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{
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// ModeABAC should not error if a valid policy path is provided
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modes: []string{ModeAlwaysAllow, ModeAlwaysDeny, ModeABAC},
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config: AuthorizationConfig{PolicyFile: examplePolicyFile},
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msg: "errored while using a valid policy file",
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},
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{
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// Authorization Policy file cannot be used without ModeABAC
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modes: []string{ModeAlwaysAllow, ModeAlwaysDeny},
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config: AuthorizationConfig{PolicyFile: examplePolicyFile},
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wantErr: true,
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msg: "should have errored when Authorization Policy File is used without ModeABAC",
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},
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{
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// Atleast one authorizationMode is necessary
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modes: []string{},
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config: AuthorizationConfig{PolicyFile: examplePolicyFile},
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wantErr: true,
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msg: "should have errored when no authorization modes are passed",
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},
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{
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// ModeWebhook requires at minimum a target.
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modes: []string{ModeWebhook},
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wantErr: true,
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msg: "should have errored when config was empty with ModeWebhook",
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},
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{
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// Cannot provide webhook flags without ModeWebhook
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modes: []string{ModeAlwaysAllow},
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config: AuthorizationConfig{WebhookConfigFile: "authz_webhook_config.yml"},
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wantErr: true,
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msg: "should have errored when Webhook config file is used without ModeWebhook",
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},
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}
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for _, tt := range tests {
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_, err := NewAuthorizerFromAuthorizationConfig(tt.modes, tt.config)
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if tt.wantErr && (err == nil) {
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t.Errorf("NewAuthorizerFromAuthorizationConfig %s", tt.msg)
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} else if !tt.wantErr && (err != nil) {
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t.Errorf("NewAuthorizerFromAuthorizationConfig %s: %v", tt.msg, err)
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}
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}
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}
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