/
delegator.go
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/
delegator.go
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/*
Copyright 2020 Gravitational, Inc.
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
http://www.apache.org/licenses/LICENSE-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 OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package utils
import "context"
type contextKey string
const (
// ContextDelegator is a delegator for access requests set in the context
// of the request
ContextDelegator contextKey = "delegator"
)
// GetDelegator attempts to load the context value AccessRequestDelegator,
// returning the empty string if no value was found.
func GetDelegator(ctx context.Context) string {
delegator, ok := ctx.Value(ContextDelegator).(string)
if !ok {
return ""
}
return delegator
}
// WithDelegator creates a child context with the AccessRequestDelegator
// value set. Optionally used by AuthServer.SetAccessRequestState to log
// a delegating identity.
func WithDelegator(ctx context.Context, delegator string) context.Context {
return context.WithValue(ctx, ContextDelegator, delegator)
}