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mediamtx/internal/core/pprof.go
2023-05-16 16:14:20 +02:00

64 lines
1.2 KiB
Go

package core
import (
"context"
"log"
"net"
"net/http"
"time"
// start pprof
_ "net/http/pprof"
"github.com/bluenviron/mediamtx/internal/conf"
"github.com/bluenviron/mediamtx/internal/logger"
)
type pprofParent interface {
logger.Writer
}
type pprof struct {
parent pprofParent
ln net.Listener
httpServer *http.Server
}
func newPPROF(
address string,
readTimeout conf.StringDuration,
parent pprofParent,
) (*pprof, error) {
ln, err := net.Listen(restrictNetwork("tcp", address))
if err != nil {
return nil, err
}
pp := &pprof{
parent: parent,
ln: ln,
}
pp.httpServer = &http.Server{
Handler: http.DefaultServeMux,
ReadHeaderTimeout: time.Duration(readTimeout),
ErrorLog: log.New(&nilWriter{}, "", 0),
}
pp.Log(logger.Info, "listener opened on "+address)
go pp.httpServer.Serve(pp.ln)
return pp, nil
}
func (pp *pprof) close() {
pp.Log(logger.Info, "listener is closing")
pp.httpServer.Shutdown(context.Background())
pp.ln.Close() // in case Shutdown() is called before Serve()
}
func (pp *pprof) Log(level logger.Level, format string, args ...interface{}) {
pp.parent.Log(level, "[pprof] "+format, args...)
}