100 lines
2.8 KiB
Go
100 lines
2.8 KiB
Go
// Beego (http://beego.me/)
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// @description beego is an open-source, high-performance web framework for the Go programming language.
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// @link http://github.com/astaxie/beego for the canonical source repository
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// @license http://github.com/astaxie/beego/blob/master/LICENSE
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// @authors astaxie
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package toolbox
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import (
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"fmt"
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"io"
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"sync"
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"time"
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)
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// Statistics struct
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type Statistics struct {
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RequestUrl string
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RequestController string
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RequestNum int64
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MinTime time.Duration
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MaxTime time.Duration
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TotalTime time.Duration
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}
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// UrlMap contains several statistics struct to log different data
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type UrlMap struct {
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lock sync.RWMutex
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LengthLimit int //limit the urlmap's length if it's equal to 0 there's no limit
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urlmap map[string]map[string]*Statistics
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}
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// add statistics task.
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// it needs request method, request url, request controller and statistics time duration
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func (m *UrlMap) AddStatistics(requestMethod, requestUrl, requestController string, requesttime time.Duration) {
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m.lock.Lock()
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defer m.lock.Unlock()
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if method, ok := m.urlmap[requestUrl]; ok {
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if s, ok := method[requestMethod]; ok {
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s.RequestNum += 1
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if s.MaxTime < requesttime {
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s.MaxTime = requesttime
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}
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if s.MinTime > requesttime {
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s.MinTime = requesttime
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}
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s.TotalTime += requesttime
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} else {
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nb := &Statistics{
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RequestUrl: requestUrl,
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RequestController: requestController,
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RequestNum: 1,
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MinTime: requesttime,
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MaxTime: requesttime,
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TotalTime: requesttime,
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}
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m.urlmap[requestUrl][requestMethod] = nb
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}
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} else {
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if m.LengthLimit > 0 && m.LengthLimit <= len(m.urlmap) {
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return
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}
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methodmap := make(map[string]*Statistics)
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nb := &Statistics{
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RequestUrl: requestUrl,
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RequestController: requestController,
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RequestNum: 1,
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MinTime: requesttime,
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MaxTime: requesttime,
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TotalTime: requesttime,
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}
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methodmap[requestMethod] = nb
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m.urlmap[requestUrl] = methodmap
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}
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}
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// put url statistics result in io.Writer
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func (m *UrlMap) GetMap(rw io.Writer) {
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m.lock.RLock()
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defer m.lock.RUnlock()
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fmt.Fprintf(rw, "| % -50s| % -10s | % -16s | % -16s | % -16s | % -16s | % -16s |\n", "requestUrl", "method", "times", "used", "max used", "min used", "avg used")
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for k, v := range m.urlmap {
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for kk, vv := range v {
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fmt.Fprintf(rw, "| % -50s| % -10s | % -16d | % -16s | % -16s | % -16s | % -16s |\n", k,
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kk, vv.RequestNum, toS(vv.TotalTime), toS(vv.MaxTime), toS(vv.MinTime), toS(time.Duration(int64(vv.TotalTime)/vv.RequestNum)),
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)
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}
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}
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}
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// global statistics data map
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var StatisticsMap *UrlMap
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func init() {
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StatisticsMap = &UrlMap{
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urlmap: make(map[string]map[string]*Statistics),
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}
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}
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