ghostream/stream/forwarding/forwarding_test.go

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package forwarding
import (
"bufio"
"os/exec"
"testing"
"time"
"gitlab.crans.org/nounous/ghostream/stream/srt"
)
// TestServeSRT Serve a SRT server, stream content during 5 seconds and ensure that it is well received
func TestForwardStream(t *testing.T) {
// Start virtual RTMP server with ffmpeg
forwardedFfmpeg := exec.Command("ffmpeg", "-hide_banner", "-loglevel", "error",
"-y", // allow overwrite /dev/null
"-listen", "1", "-i", "rtmp://127.0.0.1:1936/live/app", "-f", "null", "-c", "copy", "/dev/null")
forwardingErrOutput, err := forwardedFfmpeg.StderrPipe()
if err != nil {
t.Fatal("Error while querying ffmpeg forwardingOutput:", err)
}
if err := forwardedFfmpeg.Start(); err != nil {
t.Fatal("Error while starting forwarding stream ffmpeg instance:", err)
}
go func() {
scanner := bufio.NewScanner(forwardingErrOutput)
for scanner.Scan() {
t.Fatalf("ffmpeg virtual RTMP server returned %s", scanner.Text())
}
}()
forwardingList := make(map[string][]string)
forwardingList["demo"] = []string{"rtmp://127.0.0.1:1936/live/app"}
forwardingChannel := make(chan srt.Packet)
// Register forwarding stream list
go Serve(forwardingChannel, forwardingList)
// Serve SRT Server without authentification backend
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go srt.Serve(&srt.Options{Enabled: true, ListenAddress: ":9712", MaxClients: 2}, nil, forwardingChannel, nil)
ffmpeg := exec.Command("ffmpeg", "-hide_banner", "-loglevel", "error",
"-re", "-f", "lavfi", "-i", "testsrc=size=640x480:rate=10",
"-f", "flv", "srt://127.0.0.1:9712?streamid=demo:")
errOutput, err := ffmpeg.StderrPipe()
if err != nil {
t.Fatal("Error while querying ffmpeg forwardingOutput:", err)
}
if err := ffmpeg.Start(); err != nil {
t.Fatal("Error while starting ffmpeg:", err)
}
go func() {
scanner := bufio.NewScanner(errOutput)
for scanner.Scan() {
t.Fatalf("ffmpeg virtual source returned %s", scanner.Text())
}
}()
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time.Sleep(5 * time.Second) // Delay is in nanoseconds, here 5s
err = ffmpeg.Process.Kill()
if err != nil {
t.Fatalf("Error while killing ffmpeg: already died?")
}
err = forwardedFfmpeg.Process.Kill()
if err != nil {
t.Fatalf("Error while killing ffmpeg: already died?")
}
// TODO Kill SRT server
}