/
authorization.go
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/
authorization.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use
* this file except in compliance with the License. You may obtain a copy of the
* License at
*
* https://opensource.org/licenses/Apache-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package authorization
import (
"fmt"
"k8s.io/apiserver/pkg/authorization/authorizer"
genericapiserver "k8s.io/apiserver/pkg/server"
apiserveroptions "tkestack.io/tke/pkg/apiserver/options"
)
// SetupAuthorization to setup the generic apiserver by authorization options.
func SetupAuthorization(genericAPIServerConfig *genericapiserver.Config, authorizationOpts *apiserveroptions.AuthorizationOptions) error {
var err error
genericAPIServerConfig.Authorization.Authorizer, genericAPIServerConfig.RuleResolver, err = buildAuthorizer(authorizationOpts)
if err != nil {
return fmt.Errorf("invalid authorization config: %v", err)
}
return nil
}
// buildAuthorizer constructs the authorizer
func buildAuthorizer(o *apiserveroptions.AuthorizationOptions) (authorizer.Authorizer, authorizer.RuleResolver, error) {
authorizationConfig := Config{
AuthorizationModes: o.Modes,
WebhookConfigFile: o.WebhookConfigFile,
WebhookVersion: o.WebhookVersion,
WebhookCacheAuthorizedTTL: o.WebhookCacheAuthorizedTTL,
WebhookCacheUnauthorizedTTL: o.WebhookCacheUnauthorizedTTL,
}
return authorizationConfig.New()
}