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Export stats as JSON.
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parent
9b1d814b58
commit
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4 changed files with 47 additions and 95 deletions
4
README
4
README
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@ -163,8 +163,8 @@ with others, there is no need to go through the landing page.
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Recordings can be accessed under `/recordings/groupname`. This is only
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available to the administrator of the group.
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Some statistics are available under `/stats`. This is only available to
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the server administrator.
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Some statistics are available under `/stats.json`. This is only available
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to the server administrator.
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## Side menu
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@ -23,18 +23,15 @@ func (c *webClient) GetStats() *stats.Client {
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tracks := up.getTracks()
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for _, t := range tracks {
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s := t.cache.GetStats(false)
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var loss uint8
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if s.Expected > s.Received {
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loss = uint8((s.Expected - s.Received) * 100 /
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s.Expected)
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}
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loss := float64(s.Expected - s.Received) /
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float64(s.Expected)
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jitter := time.Duration(t.jitter.Jitter()) *
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(time.Second / time.Duration(t.jitter.HZ()))
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rate, _ := t.rate.Estimate()
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conns.Tracks = append(conns.Tracks, stats.Track{
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Bitrate: uint64(rate) * 8,
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Loss: loss,
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Jitter: jitter,
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Jitter: stats.Duration(jitter),
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})
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}
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cs.Up = append(cs.Up, conns)
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@ -59,9 +56,9 @@ func (c *webClient) GetStats() *stats.Client {
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conns.Tracks = append(conns.Tracks, stats.Track{
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Bitrate: uint64(rate) * 8,
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MaxBitrate: t.maxBitrate.Get(jiffies),
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Loss: uint8(uint32(loss) * 100 / 256),
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Rtt: rtt,
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Jitter: j,
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Loss: float64(loss) / 256.0,
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Rtt: stats.Duration(rtt),
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Jitter: stats.Duration(j),
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})
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}
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cs.Down = append(cs.Down, conns)
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@ -1,6 +1,7 @@
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package stats
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import (
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"encoding/json"
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"sort"
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"time"
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@ -8,13 +9,14 @@ import (
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)
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type GroupStats struct {
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Name string
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Clients []*Client
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Name string `json:"name"`
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Clients []*Client `json:"clients,omitempty"`
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}
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type Client struct {
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Id string
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Up, Down []Conn
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Id string `json:"id"`
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Up []Conn `json:"up,omitempty"`
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Down []Conn `json:"down,omitempty"`
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}
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type Statable interface {
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@ -22,17 +24,34 @@ type Statable interface {
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}
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type Conn struct {
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Id string
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MaxBitrate uint64
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Tracks []Track
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Id string `json:"id"`
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MaxBitrate uint64 `json:"maxBitrate,omitempty"`
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Tracks []Track `json:"tracks"`
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}
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type Duration time.Duration
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func (d Duration) MarshalJSON() ([]byte, error) {
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s := float64(d) / float64(time.Millisecond)
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return json.Marshal(s)
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}
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func (d *Duration) UnmarshalJSON(buf []byte) error {
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var s float64
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err := json.Unmarshal(buf, &s)
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if err != nil {
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return err
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}
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*d = Duration(s * float64(time.Millisecond))
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return nil
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}
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type Track struct {
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Bitrate uint64
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MaxBitrate uint64
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Loss uint8
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Rtt time.Duration
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Jitter time.Duration
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Bitrate uint64 `json:"bitrate"`
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MaxBitrate uint64 `json:"maxBitrate,omitempty"`
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Loss float64 `json:"loss"`
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Rtt Duration `json:"rtt,omitempty"`
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Jitter Duration `json:"jitter,omitempty"`
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}
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func GetGroups() []GroupStats {
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@ -47,9 +47,10 @@ func Serve(address string, dataDir string) error {
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http.HandleFunc("/recordings/", recordingsHandler)
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http.HandleFunc("/ws", wsHandler)
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http.HandleFunc("/public-groups.json", publicHandler)
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http.HandleFunc("/stats", func(w http.ResponseWriter, r *http.Request) {
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statsHandler(w, r, dataDir)
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})
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http.HandleFunc("/stats.json",
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func(w http.ResponseWriter, r *http.Request) {
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statsHandler(w, r, dataDir)
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})
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s := &http.Server{
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Addr: address,
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@ -361,81 +362,16 @@ func statsHandler(w http.ResponseWriter, r *http.Request, dataDir string) {
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return
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}
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w.Header().Set("content-type", "text/html; charset=utf-8")
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w.Header().Set("content-type", "application/json")
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w.Header().Set("cache-control", "no-cache")
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if r.Method == "HEAD" {
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return
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}
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ss := stats.GetGroups()
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fmt.Fprintf(w, "<!DOCTYPE html>\n<html><head>\n")
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fmt.Fprintf(w, "<title>Stats</title>\n")
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fmt.Fprintf(w, "<link rel=\"stylesheet\" type=\"text/css\" href=\"/common.css\"/>")
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fmt.Fprintf(w, "<head><body>\n")
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printBitrate := func(w io.Writer, rate, maxRate uint64) error {
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var err error
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if maxRate != 0 && maxRate != ^uint64(0) {
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_, err = fmt.Fprintf(w, "%v/%v", rate, maxRate)
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} else {
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_, err = fmt.Fprintf(w, "%v", rate)
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}
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return err
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}
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printTrack := func(w io.Writer, t stats.Track) {
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fmt.Fprintf(w, "<tr><td></td><td></td><td></td>")
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fmt.Fprintf(w, "<td>")
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printBitrate(w, t.Bitrate, t.MaxBitrate)
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fmt.Fprintf(w, "</td>")
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fmt.Fprintf(w, "<td>%d%%</td>",
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t.Loss,
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)
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fmt.Fprintf(w, "<td>")
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if t.Rtt > 0 {
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fmt.Fprintf(w, "%v", t.Rtt)
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}
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if t.Jitter > 0 {
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fmt.Fprintf(w, "±%v", t.Jitter)
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}
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fmt.Fprintf(w, "</td>")
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fmt.Fprintf(w, "</tr>")
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}
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for _, gs := range ss {
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fmt.Fprintf(w, "<p>%v</p>\n", html.EscapeString(gs.Name))
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fmt.Fprintf(w, "<table>")
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for _, cs := range gs.Clients {
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fmt.Fprintf(w, "<tr><td>%v</td></tr>\n", cs.Id)
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for _, up := range cs.Up {
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fmt.Fprintf(w, "<tr><td></td><td>Up</td><td>%v</td>",
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up.Id)
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if up.MaxBitrate > 0 {
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fmt.Fprintf(w, "<td>%v</td>",
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up.MaxBitrate)
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}
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fmt.Fprintf(w, "</tr>\n")
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for _, t := range up.Tracks {
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printTrack(w, t)
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}
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}
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for _, down := range cs.Down {
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fmt.Fprintf(w, "<tr><td></td><td>Down</td><td> %v</td>",
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down.Id)
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if down.MaxBitrate > 0 {
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fmt.Fprintf(w, "<td>%v</td>",
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down.MaxBitrate)
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}
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fmt.Fprintf(w, "</tr>\n")
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for _, t := range down.Tracks {
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printTrack(w, t)
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}
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}
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}
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fmt.Fprintf(w, "</table>\n")
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}
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fmt.Fprintf(w, "</body></html>\n")
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e := json.NewEncoder(w)
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e.Encode(ss)
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return
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}
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var wsUpgrader = websocket.Upgrader{
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