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Get stats by a bad but functionnal way

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This commit is contained in:
Yohann D'ANELLO 2020-11-09 17:57:55 +01:00
parent 6ca354f44f
commit b2104a0cb7
2 changed files with 28 additions and 6 deletions
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31
web/handler.go
View File

@ -4,22 +4,24 @@ package web
import (
"bytes"
"encoding/json"
"github.com/markbates/pkger"
"gitlab.crans.org/nounous/ghostream/internal/monitoring"
"gitlab.crans.org/nounous/ghostream/stream/ovenmediaengine"
"gitlab.crans.org/nounous/ghostream/stream/webrtc"
"html/template"
"log"
"net"
"net/http"
"regexp"
"strings"
"github.com/markbates/pkger"
"gitlab.crans.org/nounous/ghostream/internal/monitoring"
"gitlab.crans.org/nounous/ghostream/stream/ovenmediaengine"
"gitlab.crans.org/nounous/ghostream/stream/webrtc"
"time"
)
var (
// Precompile regex
validPath = regexp.MustCompile("^/[a-z0-9@_-]*$")
connectedClients = make(map[string]map[string]int64)
)
// Handle site index and viewer pages
@ -90,14 +92,33 @@ func staticHandler() http.Handler {
}
func statisticsHandler(w http.ResponseWriter, r *http.Request) {
// Retrieve stream name from URL
name := strings.SplitN(strings.Replace(r.URL.Path[7:], "/", "", -1), "@", 2)[0]
userCount := 0
// Clients have a unique generated identifier per session, that expires in 40 seconds.
// Each time the client connects to this page, the identifier is renewed.
// Yeah, that's not a good way to have stats, but it works...
if connectedClients[name] == nil {
connectedClients[name] = make(map[string]int64)
}
currentTime := time.Now().Unix()
if _, ok := r.URL.Query()["uid"]; ok {
uid := r.URL.Query()["uid"][0]
connectedClients[name][uid] = currentTime
}
for uid, oldTime := range connectedClients[name] {
if currentTime-oldTime > 40 {
delete(connectedClients, uid)
}
}
// Get requested stream
stream, err := streams.Get(name)
if err == nil {
userCount = stream.ClientCount()
userCount += webrtc.GetNumberConnectedSessions(name)
userCount += len(connectedClients[name])
}
// Display connected users statistics

3
web/static/js/modules/viewerCounter.js
View File

@ -9,6 +9,7 @@ export class ViewerCounter {
constructor(element, streamName) {
this.element = element;
this.url = "/_stats/" + streamName;
this.uid = Math.floor(1e19 * Math.random()).toString(16);
}
/**
@ -21,7 +22,7 @@ export class ViewerCounter {
}
refreshViewersCounter() {
fetch(this.url)
fetch(this.url + "?uid=" + this.uid)
.then(response => response.json())
.then((data) => this.element.innerText = data.ConnectedViewers)
.catch(console.log);