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Add a -log option to server-webrtc.

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This commit is contained in:
David Fifield 2017-07-16 15:02:41 -07:00
parent 86a244c39e
commit 9ebde38b3f
1 changed files with 9 additions and 5 deletions
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14
server-webrtc/snowflake.go
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@ -219,17 +219,21 @@ func receiveSignalsFIFO(filename string, config *webrtc.Configuration) error {
func main() {
var err error
var httpAddr string
var logFilename string
flag.StringVar(&httpAddr, "http", "", "listen for HTTP signaling")
flag.StringVar(&logFilename, "log", "", "log file to write to")
flag.Parse()
log.SetFlags(log.LstdFlags | log.LUTC)
logFile, err = os.OpenFile("snowflake.log", os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
if err != nil {
log.Fatal(err)
if logFilename != "" {
f, err := os.OpenFile(logFilename, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
if err != nil {
log.Fatalf("can't open log file: %s", err)
}
defer logFile.Close()
log.SetOutput(f)
}
defer logFile.Close()
log.SetOutput(logFile)
log.Println("starting")
webrtc.SetLoggingVerbosity(1)