mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-04 20:20:19 +00:00
67 lines
2.0 KiB
Go
67 lines
2.0 KiB
Go
|
/*
|
||
|
|
Copyright 2021 The Kubernetes Authors.
|
||
|
|
|
||
|
|
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 request
|
||
|
|
|
||
|
|
import (
|
||
|
|
"context"
|
||
|
|
"net/http"
|
||
|
|
|
||
|
|
"k8s.io/apimachinery/pkg/types"
|
||
|
|
)
|
||
|
|
|
||
|
|
type auditIDKeyType int
|
||
|
|
|
||
|
|
// auditIDKey is the key to associate the Audit-ID value of a request.
|
||
|
|
const auditIDKey auditIDKeyType = iota
|
||
|
|
|
||
|
|
// WithAuditID returns a copy of the parent context into which the Audit-ID
|
||
|
|
// associated with the request is set.
|
||
|
|
//
|
||
|
|
// If the specified auditID is empty, no value is set and the parent context is returned as is.
|
||
|
|
func WithAuditID(parent context.Context, auditID types.UID) context.Context {
|
||
|
|
if auditID == "" {
|
||
|
|
return parent
|
||
|
|
}
|
||
|
|
return WithValue(parent, auditIDKey, auditID)
|
||
|
|
}
|
||
|
|
|
||
|
|
// AuditIDFrom returns the value of the audit ID from the request context.
|
||
|
|
func AuditIDFrom(ctx context.Context) (types.UID, bool) {
|
||
|
|
auditID, ok := ctx.Value(auditIDKey).(types.UID)
|
||
|
|
return auditID, ok
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetAuditIDTruncated returns the audit ID (truncated) associated with a request.
|
||
|
|
// If the length of the Audit-ID value exceeds the limit, we truncate it to keep
|
||
|
|
// the first N (maxAuditIDLength) characters.
|
||
|
|
// This is intended to be used in logging only.
|
||
|
|
func GetAuditIDTruncated(req *http.Request) string {
|
||
|
|
auditID, ok := AuditIDFrom(req.Context())
|
||
|
|
if !ok {
|
||
|
|
return ""
|
||
|
|
}
|
||
|
|
|
||
|
|
// if the user has specified a very long audit ID then we will use the first N characters
|
||
|
|
// Note: assuming Audit-ID header is in ASCII
|
||
|
|
const maxAuditIDLength = 64
|
||
|
|
if len(auditID) > maxAuditIDLength {
|
||
|
|
auditID = auditID[0:maxAuditIDLength]
|
||
|
|
}
|
||
|
|
|
||
|
|
return string(auditID)
|
||
|
|
}
|