refactor and to go mod

server/cmd/preconfig_pos.go

@@ -0,0 +1,31 @@
+// +build !windows
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+)
+
+func Preconfig(dkill bool) {
+	if dkill {
+		sigc := make(chan os.Signal, 1)
+		signal.Notify(sigc,
+			syscall.SIGHUP,
+			syscall.SIGINT,
+			syscall.SIGSTOP,
+			syscall.SIGPIPE,
+			syscall.SIGTERM,
+			syscall.SIGQUIT)
+		go func() {
+			for s := range sigc {
+				if dkill {
+					fmt.Println("Signal catched:", s)
+					fmt.Println("For stop server, close in api")
+				}
+			}
+		}()
+	}
+}