safing-portmaster/firewall/interception/windivert/test/main.go
2018-08-13 14:14:27 +02:00

66 lines
1.4 KiB
Go

package main
import (
"fmt"
"os"
"os/signal"
"runtime/pprof"
"syscall"
"time"
"github.com/Safing/safing-core/firewall/interception/windivert"
"github.com/Safing/safing-core/log"
"github.com/Safing/safing-core/modules"
"github.com/Safing/safing-core/network/packet"
)
func main() {
modules.RegisterLogger(log.Logger)
wd, err := windivert.New("C:/WinDivert.dll", "")
if err != nil {
panic(err)
}
defer wd.Close()
packets := make(chan packet.Packet, 1000)
wd.Packets(packets)
go func() {
for pkt := range packets {
log.Infof("pkt: %s", pkt)
if pkt.GetIPHeader().Protocol == 0 || pkt.GetIPHeader().Protocol == 128 {
pl := pkt.GetPayload()
log.Infof("payload (%d): %s", len(pl), string(pl))
}
pkt.Accept()
}
}()
// SHUTDOWN
// catch interrupt for clean shutdown
signalCh := make(chan os.Signal)
signal.Notify(
signalCh,
os.Interrupt,
os.Kill,
syscall.SIGHUP,
syscall.SIGINT,
syscall.SIGTERM,
syscall.SIGQUIT,
syscall.SIGKILL,
syscall.SIGSEGV,
)
select {
case <-signalCh:
log.Warning("program was interrupted, shutting down.")
modules.InitiateFullShutdown()
case <-modules.GlobalShutdown:
}
// wait for shutdown to complete, panic after timeout
time.Sleep(5 * time.Second)
fmt.Println("===== TAKING TOO LONG FOR SHUTDOWN - PRINTING STACK TRACES =====")
pprof.Lookup("goroutine").WriteTo(os.Stdout, 1)
os.Exit(1)
}