mirror of https://github.com/minio/minio.git
				
				
				
			
		
			
				
	
	
		
			84 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Go
		
	
	
	
| /*
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|  * MinIO Cloud Storage, (C) 2019 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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| 
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| package cmd
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| 
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| import (
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| 	"net/http"
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| 
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| 	"go.uber.org/atomic"
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| )
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| 
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| // RequestStats - counts for Get and Head requests
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| type RequestStats struct {
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| 	Get  atomic.Uint64 `json:"Get"`
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| 	Head atomic.Uint64 `json:"Head"`
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| 	Put  atomic.Uint64 `json:"Put"`
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| 	Post atomic.Uint64 `json:"Post"`
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| }
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| 
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| // Metrics - represents bytes served from backend
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| // only implemented for S3 Gateway
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| type Metrics struct {
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| 	bytesReceived atomic.Uint64
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| 	bytesSent     atomic.Uint64
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| 	requestStats  RequestStats
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| }
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| 
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| // IncBytesReceived - Increase total bytes received from gateway backend
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| func (s *Metrics) IncBytesReceived(n uint64) {
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| 	s.bytesReceived.Add(n)
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| }
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| 
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| // GetBytesReceived - Get total bytes received from gateway backend
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| func (s *Metrics) GetBytesReceived() uint64 {
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| 	return s.bytesReceived.Load()
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| }
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| 
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| // IncBytesSent - Increase total bytes sent to gateway backend
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| func (s *Metrics) IncBytesSent(n uint64) {
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| 	s.bytesSent.Add(n)
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| }
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| 
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| // GetBytesSent - Get total bytes received from gateway backend
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| func (s *Metrics) GetBytesSent() uint64 {
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| 	return s.bytesSent.Load()
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| }
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| 
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| // IncRequests - Increase request count sent to gateway backend by 1
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| func (s *Metrics) IncRequests(method string) {
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| 	// Only increment for Head & Get requests, else no op
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| 	if method == http.MethodGet {
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| 		s.requestStats.Get.Add(1)
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| 	} else if method == http.MethodHead {
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| 		s.requestStats.Head.Add(1)
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| 	} else if method == http.MethodPut {
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| 		s.requestStats.Put.Add(1)
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| 	} else if method == http.MethodPost {
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| 		s.requestStats.Post.Add(1)
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| 	}
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| }
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| 
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| // GetRequests - Get total number of Get & Headrequests sent to gateway backend
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| func (s *Metrics) GetRequests() RequestStats {
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| 	return s.requestStats
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| }
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| 
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| // NewMetrics - Prepare new Metrics structure
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| func NewMetrics() *Metrics {
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| 	return &Metrics{}
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| }
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