110 lines
3.0 KiB
Go
110 lines
3.0 KiB
Go
package ffmpeg
|
|
|
|
import (
|
|
"bytes"
|
|
"io"
|
|
"os"
|
|
"path/filepath"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"net/http"
|
|
|
|
"github.com/owncast/owncast/config"
|
|
"github.com/owncast/owncast/utils"
|
|
log "github.com/sirupsen/logrus"
|
|
)
|
|
|
|
// FileWriterReceiverServiceCallback are to be fired when transcoder responses are written to disk
|
|
type FileWriterReceiverServiceCallback interface {
|
|
SegmentWritten(localFilePath string)
|
|
VariantPlaylistWritten(localFilePath string)
|
|
MasterPlaylistWritten(localFilePath string)
|
|
}
|
|
|
|
// FileWriterReceiverService accepts transcoder responses via HTTP and fires the callbacks
|
|
type FileWriterReceiverService struct {
|
|
callbacks FileWriterReceiverServiceCallback
|
|
}
|
|
|
|
// SetupFileWriterReceiverService will start listening for transcoder responses
|
|
func (s *FileWriterReceiverService) SetupFileWriterReceiverService(callbacks FileWriterReceiverServiceCallback) {
|
|
s.callbacks = callbacks
|
|
|
|
httpServer := http.NewServeMux()
|
|
httpServer.HandleFunc("/", s.uploadHandler)
|
|
|
|
localListenerAddress := "127.0.0.1:" + strconv.Itoa(config.Config.GetPublicWebServerPort()+1)
|
|
|
|
go func() {
|
|
if err := http.ListenAndServe(localListenerAddress, httpServer); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
}()
|
|
|
|
log.Traceln("Transcoder response listening on: " + localListenerAddress)
|
|
}
|
|
|
|
func (s *FileWriterReceiverService) uploadHandler(w http.ResponseWriter, r *http.Request) {
|
|
if r.Method != "PUT" {
|
|
http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
|
|
return
|
|
}
|
|
|
|
path := r.URL.Path
|
|
writePath := filepath.Join(config.PrivateHLSStoragePath, path)
|
|
|
|
var buf bytes.Buffer
|
|
io.Copy(&buf, r.Body)
|
|
data := buf.Bytes()
|
|
f, err := os.Create(writePath)
|
|
if err != nil {
|
|
returnError(err, w, r)
|
|
return
|
|
}
|
|
|
|
defer f.Close()
|
|
_, err = f.Write(data)
|
|
if err != nil {
|
|
returnError(err, w, r)
|
|
return
|
|
}
|
|
|
|
s.fileWritten(writePath)
|
|
w.WriteHeader(http.StatusOK)
|
|
}
|
|
|
|
var _inWarningState = false
|
|
|
|
func (s *FileWriterReceiverService) fileWritten(path string) {
|
|
index := utils.GetIndexFromFilePath(path)
|
|
|
|
if utils.GetRelativePathFromAbsolutePath(path) == "hls/stream.m3u8" {
|
|
s.callbacks.MasterPlaylistWritten(path)
|
|
|
|
} else if strings.HasSuffix(path, ".ts") {
|
|
performanceMonitorKey := "segmentWritten-" + index
|
|
averagePerformance := utils.GetAveragePerformance(performanceMonitorKey)
|
|
|
|
utils.StartPerformanceMonitor(performanceMonitorKey)
|
|
s.callbacks.SegmentWritten(path)
|
|
|
|
if averagePerformance != 0 && averagePerformance > float64(config.Config.GetVideoSegmentSecondsLength()) {
|
|
if !_inWarningState {
|
|
log.Warnln("slow encoding for variant", index, "if this continues you may see buffering or errors. troubleshoot this issue by visiting https://owncast.online/docs/troubleshooting/")
|
|
_inWarningState = true
|
|
}
|
|
} else {
|
|
_inWarningState = false
|
|
}
|
|
|
|
} else if strings.HasSuffix(path, ".m3u8") {
|
|
s.callbacks.VariantPlaylistWritten(path)
|
|
}
|
|
}
|
|
|
|
func returnError(err error, w http.ResponseWriter, r *http.Request) {
|
|
log.Errorln(err)
|
|
http.Error(w, http.StatusText(http.StatusInternalServerError)+": "+err.Error(), http.StatusInternalServerError)
|
|
}
|