62 lines
1.7 KiB
Go
62 lines
1.7 KiB
Go
/*
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* Minio Cloud Storage, (C) 2018 Minio, Inc.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 logger
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import "context"
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// Key used for ContextSet/Get
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const contextKey = "reqInfo"
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// KeyVal - appended to ReqInfo.Tags
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type KeyVal struct {
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Key string
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Val string
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}
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// ReqInfo stores the request info.
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type ReqInfo struct {
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RemoteHost string // Client Host/IP
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UserAgent string // User Agent
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RequestID string // x-amz-request-id
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API string // API name - GetObject PutObject NewMultipartUpload etc.
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BucketName string // Bucket name
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ObjectName string // Object name
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Tags []KeyVal // Any additional info not accomodated by above fields
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}
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// AppendTags - appends key/val to ReqInfo.Tags
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func (r *ReqInfo) AppendTags(key string, val string) {
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if r == nil {
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return
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}
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r.Tags = append(r.Tags, KeyVal{key, val})
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}
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// ContextSet sets ReqInfo in the context.
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func ContextSet(ctx context.Context, req *ReqInfo) context.Context {
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return context.WithValue(ctx, contextKey, req)
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}
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// ContextGet returns ReqInfo if set.
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func ContextGet(ctx context.Context) *ReqInfo {
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r, ok := ctx.Value(contextKey).(*ReqInfo)
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if ok {
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return r
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}
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return nil
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}
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