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b4add82bb6
* Add metrics for nodes online and offline * Add cluster capacity metrics * Introduce v2 metrics
75 lines
2.2 KiB
Go
75 lines
2.2 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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package cmd
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import (
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"net/http"
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"sync/atomic"
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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 uint64 `json:"Get"`
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Head uint64 `json:"Head"`
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Put uint64 `json:"Put"`
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Post uint64 `json:"Post"`
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}
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// IncBytesReceived - Increase total bytes received from gateway backend
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func (s *BackendMetrics) IncBytesReceived(n uint64) {
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atomic.AddUint64(&s.bytesReceived, n)
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}
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// GetBytesReceived - Get total bytes received from gateway backend
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func (s *BackendMetrics) GetBytesReceived() uint64 {
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return atomic.LoadUint64(&s.bytesReceived)
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}
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// IncBytesSent - Increase total bytes sent to gateway backend
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func (s *BackendMetrics) IncBytesSent(n uint64) {
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atomic.AddUint64(&s.bytesSent, n)
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}
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// GetBytesSent - Get total bytes received from gateway backend
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func (s *BackendMetrics) GetBytesSent() uint64 {
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return atomic.LoadUint64(&s.bytesSent)
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}
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// IncRequests - Increase request count sent to gateway backend by 1
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func (s *BackendMetrics) 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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atomic.AddUint64(&s.requestStats.Get, 1)
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} else if method == http.MethodHead {
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atomic.AddUint64(&s.requestStats.Head, 1)
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} else if method == http.MethodPut {
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atomic.AddUint64(&s.requestStats.Put, 1)
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} else if method == http.MethodPost {
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atomic.AddUint64(&s.requestStats.Post, 1)
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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 *BackendMetrics) GetRequests() RequestStats {
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return s.requestStats
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}
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// NewMetrics - Prepare new BackendMetrics structure
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func NewMetrics() *BackendMetrics {
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return &BackendMetrics{}
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}
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