39 lines
913 B
Go
39 lines
913 B
Go
// Copyright 2013 The Chihaya Authors. All rights reserved.
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// Use of this source code is governed by the BSD 2-Clause license,
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// which can be found in the LICENSE file.
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package server
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import (
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"encoding/json"
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"net/http"
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"sync/atomic"
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"time"
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"github.com/pushrax/chihaya/config"
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)
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type stats struct {
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Uptime config.Duration `json:"uptime"`
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RPM int64 `json:"req_per_min"`
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}
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func (s *Server) serveStats(w http.ResponseWriter, r *http.Request) {
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stats, _ := json.Marshal(&stats{
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config.Duration{time.Now().Sub(s.startTime)},
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s.rpm,
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})
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length, _ := w.Write(stats)
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w.Header().Set("Content-Type", "application/json")
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w.Header().Set("Content-Length", string(length))
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w.Header().Set("Connection", "close")
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w.(http.Flusher).Flush()
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}
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func (s *Server) updateRPM() {
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for _ = range time.NewTicker(time.Minute).C {
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s.rpm = s.deltaRequests
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atomic.StoreInt64(&s.deltaRequests, 0)
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}
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}
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