package node
import (
"fmt"
"net/http"
"text/template"
)
const debugText = `<html>
<head>
<style type="text/css">
.info th { text-align: right; }
.error { color: red; }
</style>
</head>
<body>
<title>Node status: {{.Name}}</title>
<table class="info">
<tr>
<th>Name:</th>
<td>{{.Name}}</td>
</tr>
<tr>
<th>Master:</th>
<td>{{if .IsMaster}}YES{{else}}NO{{end}}</td>
</tr>
<tr>
<th>Icecast:</th>
<td>{{if .IcecastUp}}OK{{else}}<span class="error">DOWN</span>{{end}}</td>
</tr>
<tr>
<th>Bandwidth:</th>
<td>{{.BandwidthUsage}}%</td>
</tr>
<tr>
<th></th>
<td></td>
</tr>
</table>
<h3>Transcoders</h3>
{{if .Transcoders}}
<table>
<tr>
<th>Source</th>
<th>Target</th>
<th>Mount</th>
<th>Format</th>
<th>Bitrate/Q</th>
</tr>
{{range .Transcoders}}
<tr>
<td>{{.SourceURL}}</td>
<td>{{.TargetIP}}:{{.TargetPort}}</td>
<td>{{.TargetMount}}</td>
<td>{{.Format}}</td>
<td>{{if gt .BitRate 0}}{{.BitRate}}{{else}}{{.Quality}}{{end}}</td>
</tr>
{{end}}
</table>
{{else}}
<p>No active transcoders on this node.</p>
{{end}}
</body>
</html>`
var (
debugTmpl = template.Must(template.New("node debug").Parse(debugText))
)
// ServeHTTP serves the debug console.
func (rc *RadioNode) ServeHTTP(w http.ResponseWriter, r *http.Request) {
rc.transcodersMx.Lock()
var transcoders []*transcoder
for _, t := range rc.transcoders {
transcoders = append(transcoders, t)
}
rc.transcodersMx.Unlock()
ctx := struct {
Name string
IsMaster bool
IcecastUp bool
BandwidthUsage float64
Transcoders []*transcoder
}{
Name: rc.name,
IsMaster: rc.me.IsMaster(),
IcecastUp: rc.icecast.GetStatus().Up,
BandwidthUsage: rc.bw.GetUsage(),
Transcoders: transcoders,
}
err := debugTmpl.Execute(w, &ctx)
if err != nil {
fmt.Fprintln(w, "debug: error executing template: ", err.Error())
}
}